diff options
Diffstat (limited to 'node_modules/typescript/lib/typescriptServices.js')
| -rw-r--r-- | node_modules/typescript/lib/typescriptServices.js | 37612 |
1 files changed, 22409 insertions, 15203 deletions
diff --git a/node_modules/typescript/lib/typescriptServices.js b/node_modules/typescript/lib/typescriptServices.js index d4ad545cf..ad7cbabef 100644 --- a/node_modules/typescript/lib/typescriptServices.js +++ b/node_modules/typescript/lib/typescriptServices.js @@ -13,11 +13,24 @@ See the Apache Version 2.0 License for specific language governing permissions and limitations under the License.
***************************************************************************** */
-var __extends = (this && this.__extends) || function (d, b) { - for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; - function __() { this.constructor = d; } - d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __()); +var __assign = (this && this.__assign) || Object.assign || function(t) { + for (var s, i = 1, n = arguments.length; i < n; i++) { + s = arguments[i]; + for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p)) + t[p] = s[p]; + } + return t; }; +var __extends = (this && this.__extends) || (function () { + var extendStatics = Object.setPrototypeOf || + ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) || + function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; }; + return function (d, b) { + extendStatics(d, b); + function __() { this.constructor = d; } + d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __()); + }; +})(); var ts; (function (ts) { // token > SyntaxKind.Identifer => token is a keyword @@ -168,191 +181,191 @@ var ts; SyntaxKind[SyntaxKind["ReadonlyKeyword"] = 130] = "ReadonlyKeyword"; SyntaxKind[SyntaxKind["RequireKeyword"] = 131] = "RequireKeyword"; SyntaxKind[SyntaxKind["NumberKeyword"] = 132] = "NumberKeyword"; - SyntaxKind[SyntaxKind["SetKeyword"] = 133] = "SetKeyword"; - SyntaxKind[SyntaxKind["StringKeyword"] = 134] = "StringKeyword"; - SyntaxKind[SyntaxKind["SymbolKeyword"] = 135] = "SymbolKeyword"; - SyntaxKind[SyntaxKind["TypeKeyword"] = 136] = "TypeKeyword"; - SyntaxKind[SyntaxKind["UndefinedKeyword"] = 137] = "UndefinedKeyword"; - SyntaxKind[SyntaxKind["FromKeyword"] = 138] = "FromKeyword"; - SyntaxKind[SyntaxKind["GlobalKeyword"] = 139] = "GlobalKeyword"; - SyntaxKind[SyntaxKind["OfKeyword"] = 140] = "OfKeyword"; + SyntaxKind[SyntaxKind["ObjectKeyword"] = 133] = "ObjectKeyword"; + SyntaxKind[SyntaxKind["SetKeyword"] = 134] = "SetKeyword"; + SyntaxKind[SyntaxKind["StringKeyword"] = 135] = "StringKeyword"; + SyntaxKind[SyntaxKind["SymbolKeyword"] = 136] = "SymbolKeyword"; + SyntaxKind[SyntaxKind["TypeKeyword"] = 137] = "TypeKeyword"; + SyntaxKind[SyntaxKind["UndefinedKeyword"] = 138] = "UndefinedKeyword"; + SyntaxKind[SyntaxKind["FromKeyword"] = 139] = "FromKeyword"; + SyntaxKind[SyntaxKind["GlobalKeyword"] = 140] = "GlobalKeyword"; + SyntaxKind[SyntaxKind["OfKeyword"] = 141] = "OfKeyword"; // Parse tree nodes // Names - SyntaxKind[SyntaxKind["QualifiedName"] = 141] = "QualifiedName"; - SyntaxKind[SyntaxKind["ComputedPropertyName"] = 142] = "ComputedPropertyName"; + SyntaxKind[SyntaxKind["QualifiedName"] = 142] = "QualifiedName"; + SyntaxKind[SyntaxKind["ComputedPropertyName"] = 143] = "ComputedPropertyName"; // Signature elements - SyntaxKind[SyntaxKind["TypeParameter"] = 143] = "TypeParameter"; - SyntaxKind[SyntaxKind["Parameter"] = 144] = "Parameter"; - SyntaxKind[SyntaxKind["Decorator"] = 145] = "Decorator"; + SyntaxKind[SyntaxKind["TypeParameter"] = 144] = "TypeParameter"; + SyntaxKind[SyntaxKind["Parameter"] = 145] = "Parameter"; + SyntaxKind[SyntaxKind["Decorator"] = 146] = "Decorator"; // TypeMember - SyntaxKind[SyntaxKind["PropertySignature"] = 146] = "PropertySignature"; - SyntaxKind[SyntaxKind["PropertyDeclaration"] = 147] = "PropertyDeclaration"; - SyntaxKind[SyntaxKind["MethodSignature"] = 148] = "MethodSignature"; - SyntaxKind[SyntaxKind["MethodDeclaration"] = 149] = "MethodDeclaration"; - SyntaxKind[SyntaxKind["Constructor"] = 150] = "Constructor"; - SyntaxKind[SyntaxKind["GetAccessor"] = 151] = "GetAccessor"; - SyntaxKind[SyntaxKind["SetAccessor"] = 152] = "SetAccessor"; - SyntaxKind[SyntaxKind["CallSignature"] = 153] = "CallSignature"; - SyntaxKind[SyntaxKind["ConstructSignature"] = 154] = "ConstructSignature"; - SyntaxKind[SyntaxKind["IndexSignature"] = 155] = "IndexSignature"; + SyntaxKind[SyntaxKind["PropertySignature"] = 147] = "PropertySignature"; + SyntaxKind[SyntaxKind["PropertyDeclaration"] = 148] = "PropertyDeclaration"; + SyntaxKind[SyntaxKind["MethodSignature"] = 149] = "MethodSignature"; + SyntaxKind[SyntaxKind["MethodDeclaration"] = 150] = "MethodDeclaration"; + SyntaxKind[SyntaxKind["Constructor"] = 151] = "Constructor"; + SyntaxKind[SyntaxKind["GetAccessor"] = 152] = "GetAccessor"; + SyntaxKind[SyntaxKind["SetAccessor"] = 153] = "SetAccessor"; + SyntaxKind[SyntaxKind["CallSignature"] = 154] = "CallSignature"; + SyntaxKind[SyntaxKind["ConstructSignature"] = 155] = "ConstructSignature"; + SyntaxKind[SyntaxKind["IndexSignature"] = 156] = "IndexSignature"; // Type - SyntaxKind[SyntaxKind["TypePredicate"] = 156] = "TypePredicate"; - SyntaxKind[SyntaxKind["TypeReference"] = 157] = "TypeReference"; - SyntaxKind[SyntaxKind["FunctionType"] = 158] = "FunctionType"; - SyntaxKind[SyntaxKind["ConstructorType"] = 159] = "ConstructorType"; - SyntaxKind[SyntaxKind["TypeQuery"] = 160] = "TypeQuery"; - SyntaxKind[SyntaxKind["TypeLiteral"] = 161] = "TypeLiteral"; - SyntaxKind[SyntaxKind["ArrayType"] = 162] = "ArrayType"; - SyntaxKind[SyntaxKind["TupleType"] = 163] = "TupleType"; - SyntaxKind[SyntaxKind["UnionType"] = 164] = "UnionType"; - SyntaxKind[SyntaxKind["IntersectionType"] = 165] = "IntersectionType"; - SyntaxKind[SyntaxKind["ParenthesizedType"] = 166] = "ParenthesizedType"; - SyntaxKind[SyntaxKind["ThisType"] = 167] = "ThisType"; - SyntaxKind[SyntaxKind["TypeOperator"] = 168] = "TypeOperator"; - SyntaxKind[SyntaxKind["IndexedAccessType"] = 169] = "IndexedAccessType"; - SyntaxKind[SyntaxKind["MappedType"] = 170] = "MappedType"; - SyntaxKind[SyntaxKind["LiteralType"] = 171] = "LiteralType"; + SyntaxKind[SyntaxKind["TypePredicate"] = 157] = "TypePredicate"; + SyntaxKind[SyntaxKind["TypeReference"] = 158] = "TypeReference"; + SyntaxKind[SyntaxKind["FunctionType"] = 159] = "FunctionType"; + SyntaxKind[SyntaxKind["ConstructorType"] = 160] = "ConstructorType"; + SyntaxKind[SyntaxKind["TypeQuery"] = 161] = "TypeQuery"; + SyntaxKind[SyntaxKind["TypeLiteral"] = 162] = "TypeLiteral"; + SyntaxKind[SyntaxKind["ArrayType"] = 163] = "ArrayType"; + SyntaxKind[SyntaxKind["TupleType"] = 164] = "TupleType"; + SyntaxKind[SyntaxKind["UnionType"] = 165] = "UnionType"; + SyntaxKind[SyntaxKind["IntersectionType"] = 166] = "IntersectionType"; + SyntaxKind[SyntaxKind["ParenthesizedType"] = 167] = "ParenthesizedType"; + SyntaxKind[SyntaxKind["ThisType"] = 168] = "ThisType"; + SyntaxKind[SyntaxKind["TypeOperator"] = 169] = "TypeOperator"; + SyntaxKind[SyntaxKind["IndexedAccessType"] = 170] = "IndexedAccessType"; + SyntaxKind[SyntaxKind["MappedType"] = 171] = "MappedType"; + SyntaxKind[SyntaxKind["LiteralType"] = 172] = "LiteralType"; // Binding patterns - SyntaxKind[SyntaxKind["ObjectBindingPattern"] = 172] = "ObjectBindingPattern"; - SyntaxKind[SyntaxKind["ArrayBindingPattern"] = 173] = "ArrayBindingPattern"; - SyntaxKind[SyntaxKind["BindingElement"] = 174] = "BindingElement"; + SyntaxKind[SyntaxKind["ObjectBindingPattern"] = 173] = "ObjectBindingPattern"; + SyntaxKind[SyntaxKind["ArrayBindingPattern"] = 174] = "ArrayBindingPattern"; + SyntaxKind[SyntaxKind["BindingElement"] = 175] = "BindingElement"; // Expression - SyntaxKind[SyntaxKind["ArrayLiteralExpression"] = 175] = "ArrayLiteralExpression"; - SyntaxKind[SyntaxKind["ObjectLiteralExpression"] = 176] = "ObjectLiteralExpression"; - SyntaxKind[SyntaxKind["PropertyAccessExpression"] = 177] = "PropertyAccessExpression"; - SyntaxKind[SyntaxKind["ElementAccessExpression"] = 178] = "ElementAccessExpression"; - SyntaxKind[SyntaxKind["CallExpression"] = 179] = "CallExpression"; - SyntaxKind[SyntaxKind["NewExpression"] = 180] = "NewExpression"; - SyntaxKind[SyntaxKind["TaggedTemplateExpression"] = 181] = "TaggedTemplateExpression"; - SyntaxKind[SyntaxKind["TypeAssertionExpression"] = 182] = "TypeAssertionExpression"; - SyntaxKind[SyntaxKind["ParenthesizedExpression"] = 183] = "ParenthesizedExpression"; - SyntaxKind[SyntaxKind["FunctionExpression"] = 184] = "FunctionExpression"; - SyntaxKind[SyntaxKind["ArrowFunction"] = 185] = "ArrowFunction"; - SyntaxKind[SyntaxKind["DeleteExpression"] = 186] = "DeleteExpression"; - SyntaxKind[SyntaxKind["TypeOfExpression"] = 187] = "TypeOfExpression"; - SyntaxKind[SyntaxKind["VoidExpression"] = 188] = "VoidExpression"; - SyntaxKind[SyntaxKind["AwaitExpression"] = 189] = "AwaitExpression"; - SyntaxKind[SyntaxKind["PrefixUnaryExpression"] = 190] = "PrefixUnaryExpression"; - SyntaxKind[SyntaxKind["PostfixUnaryExpression"] = 191] = "PostfixUnaryExpression"; - SyntaxKind[SyntaxKind["BinaryExpression"] = 192] = "BinaryExpression"; - SyntaxKind[SyntaxKind["ConditionalExpression"] = 193] = "ConditionalExpression"; - SyntaxKind[SyntaxKind["TemplateExpression"] = 194] = "TemplateExpression"; - SyntaxKind[SyntaxKind["YieldExpression"] = 195] = "YieldExpression"; - SyntaxKind[SyntaxKind["SpreadElement"] = 196] = "SpreadElement"; - SyntaxKind[SyntaxKind["ClassExpression"] = 197] = "ClassExpression"; - SyntaxKind[SyntaxKind["OmittedExpression"] = 198] = "OmittedExpression"; - SyntaxKind[SyntaxKind["ExpressionWithTypeArguments"] = 199] = "ExpressionWithTypeArguments"; - SyntaxKind[SyntaxKind["AsExpression"] = 200] = "AsExpression"; - SyntaxKind[SyntaxKind["NonNullExpression"] = 201] = "NonNullExpression"; + SyntaxKind[SyntaxKind["ArrayLiteralExpression"] = 176] = "ArrayLiteralExpression"; + SyntaxKind[SyntaxKind["ObjectLiteralExpression"] = 177] = "ObjectLiteralExpression"; + SyntaxKind[SyntaxKind["PropertyAccessExpression"] = 178] = "PropertyAccessExpression"; + SyntaxKind[SyntaxKind["ElementAccessExpression"] = 179] = "ElementAccessExpression"; + SyntaxKind[SyntaxKind["CallExpression"] = 180] = "CallExpression"; + SyntaxKind[SyntaxKind["NewExpression"] = 181] = "NewExpression"; + SyntaxKind[SyntaxKind["TaggedTemplateExpression"] = 182] = "TaggedTemplateExpression"; + SyntaxKind[SyntaxKind["TypeAssertionExpression"] = 183] = "TypeAssertionExpression"; + SyntaxKind[SyntaxKind["ParenthesizedExpression"] = 184] = "ParenthesizedExpression"; + SyntaxKind[SyntaxKind["FunctionExpression"] = 185] = "FunctionExpression"; + SyntaxKind[SyntaxKind["ArrowFunction"] = 186] = "ArrowFunction"; + SyntaxKind[SyntaxKind["DeleteExpression"] = 187] = "DeleteExpression"; + SyntaxKind[SyntaxKind["TypeOfExpression"] = 188] = "TypeOfExpression"; + SyntaxKind[SyntaxKind["VoidExpression"] = 189] = "VoidExpression"; + SyntaxKind[SyntaxKind["AwaitExpression"] = 190] = "AwaitExpression"; + SyntaxKind[SyntaxKind["PrefixUnaryExpression"] = 191] = "PrefixUnaryExpression"; + SyntaxKind[SyntaxKind["PostfixUnaryExpression"] = 192] = "PostfixUnaryExpression"; + SyntaxKind[SyntaxKind["BinaryExpression"] = 193] = "BinaryExpression"; + SyntaxKind[SyntaxKind["ConditionalExpression"] = 194] = "ConditionalExpression"; + SyntaxKind[SyntaxKind["TemplateExpression"] = 195] = "TemplateExpression"; + SyntaxKind[SyntaxKind["YieldExpression"] = 196] = "YieldExpression"; + SyntaxKind[SyntaxKind["SpreadElement"] = 197] = "SpreadElement"; + SyntaxKind[SyntaxKind["ClassExpression"] = 198] = "ClassExpression"; + SyntaxKind[SyntaxKind["OmittedExpression"] = 199] = "OmittedExpression"; + SyntaxKind[SyntaxKind["ExpressionWithTypeArguments"] = 200] = "ExpressionWithTypeArguments"; + SyntaxKind[SyntaxKind["AsExpression"] = 201] = "AsExpression"; + SyntaxKind[SyntaxKind["NonNullExpression"] = 202] = "NonNullExpression"; + SyntaxKind[SyntaxKind["MetaProperty"] = 203] = "MetaProperty"; // Misc - SyntaxKind[SyntaxKind["TemplateSpan"] = 202] = "TemplateSpan"; - SyntaxKind[SyntaxKind["SemicolonClassElement"] = 203] = "SemicolonClassElement"; + SyntaxKind[SyntaxKind["TemplateSpan"] = 204] = "TemplateSpan"; + SyntaxKind[SyntaxKind["SemicolonClassElement"] = 205] = "SemicolonClassElement"; // Element - SyntaxKind[SyntaxKind["Block"] = 204] = "Block"; - SyntaxKind[SyntaxKind["VariableStatement"] = 205] = "VariableStatement"; - SyntaxKind[SyntaxKind["EmptyStatement"] = 206] = "EmptyStatement"; - SyntaxKind[SyntaxKind["ExpressionStatement"] = 207] = "ExpressionStatement"; - SyntaxKind[SyntaxKind["IfStatement"] = 208] = "IfStatement"; - SyntaxKind[SyntaxKind["DoStatement"] = 209] = "DoStatement"; - SyntaxKind[SyntaxKind["WhileStatement"] = 210] = "WhileStatement"; - SyntaxKind[SyntaxKind["ForStatement"] = 211] = "ForStatement"; - SyntaxKind[SyntaxKind["ForInStatement"] = 212] = "ForInStatement"; - SyntaxKind[SyntaxKind["ForOfStatement"] = 213] = "ForOfStatement"; - SyntaxKind[SyntaxKind["ContinueStatement"] = 214] = "ContinueStatement"; - SyntaxKind[SyntaxKind["BreakStatement"] = 215] = "BreakStatement"; - SyntaxKind[SyntaxKind["ReturnStatement"] = 216] = "ReturnStatement"; - SyntaxKind[SyntaxKind["WithStatement"] = 217] = "WithStatement"; - SyntaxKind[SyntaxKind["SwitchStatement"] = 218] = "SwitchStatement"; - SyntaxKind[SyntaxKind["LabeledStatement"] = 219] = "LabeledStatement"; - SyntaxKind[SyntaxKind["ThrowStatement"] = 220] = "ThrowStatement"; - SyntaxKind[SyntaxKind["TryStatement"] = 221] = "TryStatement"; - SyntaxKind[SyntaxKind["DebuggerStatement"] = 222] = "DebuggerStatement"; - SyntaxKind[SyntaxKind["VariableDeclaration"] = 223] = "VariableDeclaration"; - SyntaxKind[SyntaxKind["VariableDeclarationList"] = 224] = "VariableDeclarationList"; - SyntaxKind[SyntaxKind["FunctionDeclaration"] = 225] = "FunctionDeclaration"; - SyntaxKind[SyntaxKind["ClassDeclaration"] = 226] = "ClassDeclaration"; - SyntaxKind[SyntaxKind["InterfaceDeclaration"] = 227] = "InterfaceDeclaration"; - SyntaxKind[SyntaxKind["TypeAliasDeclaration"] = 228] = "TypeAliasDeclaration"; - SyntaxKind[SyntaxKind["EnumDeclaration"] = 229] = "EnumDeclaration"; - SyntaxKind[SyntaxKind["ModuleDeclaration"] = 230] = "ModuleDeclaration"; - SyntaxKind[SyntaxKind["ModuleBlock"] = 231] = "ModuleBlock"; - SyntaxKind[SyntaxKind["CaseBlock"] = 232] = "CaseBlock"; - SyntaxKind[SyntaxKind["NamespaceExportDeclaration"] = 233] = "NamespaceExportDeclaration"; - SyntaxKind[SyntaxKind["ImportEqualsDeclaration"] = 234] = "ImportEqualsDeclaration"; - SyntaxKind[SyntaxKind["ImportDeclaration"] = 235] = "ImportDeclaration"; - SyntaxKind[SyntaxKind["ImportClause"] = 236] = "ImportClause"; - SyntaxKind[SyntaxKind["NamespaceImport"] = 237] = "NamespaceImport"; - SyntaxKind[SyntaxKind["NamedImports"] = 238] = "NamedImports"; - SyntaxKind[SyntaxKind["ImportSpecifier"] = 239] = "ImportSpecifier"; - SyntaxKind[SyntaxKind["ExportAssignment"] = 240] = "ExportAssignment"; - SyntaxKind[SyntaxKind["ExportDeclaration"] = 241] = "ExportDeclaration"; - SyntaxKind[SyntaxKind["NamedExports"] = 242] = "NamedExports"; - SyntaxKind[SyntaxKind["ExportSpecifier"] = 243] = "ExportSpecifier"; - SyntaxKind[SyntaxKind["MissingDeclaration"] = 244] = "MissingDeclaration"; + SyntaxKind[SyntaxKind["Block"] = 206] = "Block"; + SyntaxKind[SyntaxKind["VariableStatement"] = 207] = "VariableStatement"; + SyntaxKind[SyntaxKind["EmptyStatement"] = 208] = "EmptyStatement"; + SyntaxKind[SyntaxKind["ExpressionStatement"] = 209] = "ExpressionStatement"; + SyntaxKind[SyntaxKind["IfStatement"] = 210] = "IfStatement"; + SyntaxKind[SyntaxKind["DoStatement"] = 211] = "DoStatement"; + SyntaxKind[SyntaxKind["WhileStatement"] = 212] = "WhileStatement"; + SyntaxKind[SyntaxKind["ForStatement"] = 213] = "ForStatement"; + SyntaxKind[SyntaxKind["ForInStatement"] = 214] = "ForInStatement"; + SyntaxKind[SyntaxKind["ForOfStatement"] = 215] = "ForOfStatement"; + SyntaxKind[SyntaxKind["ContinueStatement"] = 216] = "ContinueStatement"; + SyntaxKind[SyntaxKind["BreakStatement"] = 217] = "BreakStatement"; + SyntaxKind[SyntaxKind["ReturnStatement"] = 218] = "ReturnStatement"; + SyntaxKind[SyntaxKind["WithStatement"] = 219] = "WithStatement"; + SyntaxKind[SyntaxKind["SwitchStatement"] = 220] = "SwitchStatement"; + SyntaxKind[SyntaxKind["LabeledStatement"] = 221] = "LabeledStatement"; + SyntaxKind[SyntaxKind["ThrowStatement"] = 222] = "ThrowStatement"; + SyntaxKind[SyntaxKind["TryStatement"] = 223] = "TryStatement"; + SyntaxKind[SyntaxKind["DebuggerStatement"] = 224] = "DebuggerStatement"; + SyntaxKind[SyntaxKind["VariableDeclaration"] = 225] = "VariableDeclaration"; + SyntaxKind[SyntaxKind["VariableDeclarationList"] = 226] = "VariableDeclarationList"; + SyntaxKind[SyntaxKind["FunctionDeclaration"] = 227] = "FunctionDeclaration"; + SyntaxKind[SyntaxKind["ClassDeclaration"] = 228] = "ClassDeclaration"; + SyntaxKind[SyntaxKind["InterfaceDeclaration"] = 229] = "InterfaceDeclaration"; + SyntaxKind[SyntaxKind["TypeAliasDeclaration"] = 230] = "TypeAliasDeclaration"; + SyntaxKind[SyntaxKind["EnumDeclaration"] = 231] = "EnumDeclaration"; + SyntaxKind[SyntaxKind["ModuleDeclaration"] = 232] = "ModuleDeclaration"; + SyntaxKind[SyntaxKind["ModuleBlock"] = 233] = "ModuleBlock"; + SyntaxKind[SyntaxKind["CaseBlock"] = 234] = "CaseBlock"; + SyntaxKind[SyntaxKind["NamespaceExportDeclaration"] = 235] = "NamespaceExportDeclaration"; + SyntaxKind[SyntaxKind["ImportEqualsDeclaration"] = 236] = "ImportEqualsDeclaration"; + SyntaxKind[SyntaxKind["ImportDeclaration"] = 237] = "ImportDeclaration"; + SyntaxKind[SyntaxKind["ImportClause"] = 238] = "ImportClause"; + SyntaxKind[SyntaxKind["NamespaceImport"] = 239] = "NamespaceImport"; + SyntaxKind[SyntaxKind["NamedImports"] = 240] = "NamedImports"; + SyntaxKind[SyntaxKind["ImportSpecifier"] = 241] = "ImportSpecifier"; + SyntaxKind[SyntaxKind["ExportAssignment"] = 242] = "ExportAssignment"; + SyntaxKind[SyntaxKind["ExportDeclaration"] = 243] = "ExportDeclaration"; + SyntaxKind[SyntaxKind["NamedExports"] = 244] = "NamedExports"; + SyntaxKind[SyntaxKind["ExportSpecifier"] = 245] = "ExportSpecifier"; + SyntaxKind[SyntaxKind["MissingDeclaration"] = 246] = "MissingDeclaration"; // Module references - SyntaxKind[SyntaxKind["ExternalModuleReference"] = 245] = "ExternalModuleReference"; + SyntaxKind[SyntaxKind["ExternalModuleReference"] = 247] = "ExternalModuleReference"; // JSX - SyntaxKind[SyntaxKind["JsxElement"] = 246] = "JsxElement"; - SyntaxKind[SyntaxKind["JsxSelfClosingElement"] = 247] = "JsxSelfClosingElement"; - SyntaxKind[SyntaxKind["JsxOpeningElement"] = 248] = "JsxOpeningElement"; - SyntaxKind[SyntaxKind["JsxClosingElement"] = 249] = "JsxClosingElement"; - SyntaxKind[SyntaxKind["JsxAttribute"] = 250] = "JsxAttribute"; - SyntaxKind[SyntaxKind["JsxSpreadAttribute"] = 251] = "JsxSpreadAttribute"; - SyntaxKind[SyntaxKind["JsxExpression"] = 252] = "JsxExpression"; + SyntaxKind[SyntaxKind["JsxElement"] = 248] = "JsxElement"; + SyntaxKind[SyntaxKind["JsxSelfClosingElement"] = 249] = "JsxSelfClosingElement"; + SyntaxKind[SyntaxKind["JsxOpeningElement"] = 250] = "JsxOpeningElement"; + SyntaxKind[SyntaxKind["JsxClosingElement"] = 251] = "JsxClosingElement"; + SyntaxKind[SyntaxKind["JsxAttribute"] = 252] = "JsxAttribute"; + SyntaxKind[SyntaxKind["JsxAttributes"] = 253] = "JsxAttributes"; + SyntaxKind[SyntaxKind["JsxSpreadAttribute"] = 254] = "JsxSpreadAttribute"; + SyntaxKind[SyntaxKind["JsxExpression"] = 255] = "JsxExpression"; // Clauses - SyntaxKind[SyntaxKind["CaseClause"] = 253] = "CaseClause"; - SyntaxKind[SyntaxKind["DefaultClause"] = 254] = "DefaultClause"; - SyntaxKind[SyntaxKind["HeritageClause"] = 255] = "HeritageClause"; - SyntaxKind[SyntaxKind["CatchClause"] = 256] = "CatchClause"; + SyntaxKind[SyntaxKind["CaseClause"] = 256] = "CaseClause"; + SyntaxKind[SyntaxKind["DefaultClause"] = 257] = "DefaultClause"; + SyntaxKind[SyntaxKind["HeritageClause"] = 258] = "HeritageClause"; + SyntaxKind[SyntaxKind["CatchClause"] = 259] = "CatchClause"; // Property assignments - SyntaxKind[SyntaxKind["PropertyAssignment"] = 257] = "PropertyAssignment"; - SyntaxKind[SyntaxKind["ShorthandPropertyAssignment"] = 258] = "ShorthandPropertyAssignment"; - SyntaxKind[SyntaxKind["SpreadAssignment"] = 259] = "SpreadAssignment"; + SyntaxKind[SyntaxKind["PropertyAssignment"] = 260] = "PropertyAssignment"; + SyntaxKind[SyntaxKind["ShorthandPropertyAssignment"] = 261] = "ShorthandPropertyAssignment"; + SyntaxKind[SyntaxKind["SpreadAssignment"] = 262] = "SpreadAssignment"; // Enum - SyntaxKind[SyntaxKind["EnumMember"] = 260] = "EnumMember"; + SyntaxKind[SyntaxKind["EnumMember"] = 263] = "EnumMember"; // Top-level nodes - SyntaxKind[SyntaxKind["SourceFile"] = 261] = "SourceFile"; + SyntaxKind[SyntaxKind["SourceFile"] = 264] = "SourceFile"; + SyntaxKind[SyntaxKind["Bundle"] = 265] = "Bundle"; // JSDoc nodes - SyntaxKind[SyntaxKind["JSDocTypeExpression"] = 262] = "JSDocTypeExpression"; + SyntaxKind[SyntaxKind["JSDocTypeExpression"] = 266] = "JSDocTypeExpression"; // The * type - SyntaxKind[SyntaxKind["JSDocAllType"] = 263] = "JSDocAllType"; + SyntaxKind[SyntaxKind["JSDocAllType"] = 267] = "JSDocAllType"; // The ? type - SyntaxKind[SyntaxKind["JSDocUnknownType"] = 264] = "JSDocUnknownType"; - SyntaxKind[SyntaxKind["JSDocArrayType"] = 265] = "JSDocArrayType"; - SyntaxKind[SyntaxKind["JSDocUnionType"] = 266] = "JSDocUnionType"; - SyntaxKind[SyntaxKind["JSDocTupleType"] = 267] = "JSDocTupleType"; - SyntaxKind[SyntaxKind["JSDocNullableType"] = 268] = "JSDocNullableType"; - SyntaxKind[SyntaxKind["JSDocNonNullableType"] = 269] = "JSDocNonNullableType"; - SyntaxKind[SyntaxKind["JSDocRecordType"] = 270] = "JSDocRecordType"; - SyntaxKind[SyntaxKind["JSDocRecordMember"] = 271] = "JSDocRecordMember"; - SyntaxKind[SyntaxKind["JSDocTypeReference"] = 272] = "JSDocTypeReference"; - SyntaxKind[SyntaxKind["JSDocOptionalType"] = 273] = "JSDocOptionalType"; - SyntaxKind[SyntaxKind["JSDocFunctionType"] = 274] = "JSDocFunctionType"; - SyntaxKind[SyntaxKind["JSDocVariadicType"] = 275] = "JSDocVariadicType"; - SyntaxKind[SyntaxKind["JSDocConstructorType"] = 276] = "JSDocConstructorType"; - SyntaxKind[SyntaxKind["JSDocThisType"] = 277] = "JSDocThisType"; - SyntaxKind[SyntaxKind["JSDocComment"] = 278] = "JSDocComment"; - SyntaxKind[SyntaxKind["JSDocTag"] = 279] = "JSDocTag"; - SyntaxKind[SyntaxKind["JSDocAugmentsTag"] = 280] = "JSDocAugmentsTag"; - SyntaxKind[SyntaxKind["JSDocParameterTag"] = 281] = "JSDocParameterTag"; - SyntaxKind[SyntaxKind["JSDocReturnTag"] = 282] = "JSDocReturnTag"; - SyntaxKind[SyntaxKind["JSDocTypeTag"] = 283] = "JSDocTypeTag"; - SyntaxKind[SyntaxKind["JSDocTemplateTag"] = 284] = "JSDocTemplateTag"; - SyntaxKind[SyntaxKind["JSDocTypedefTag"] = 285] = "JSDocTypedefTag"; - SyntaxKind[SyntaxKind["JSDocPropertyTag"] = 286] = "JSDocPropertyTag"; - SyntaxKind[SyntaxKind["JSDocTypeLiteral"] = 287] = "JSDocTypeLiteral"; - SyntaxKind[SyntaxKind["JSDocLiteralType"] = 288] = "JSDocLiteralType"; - SyntaxKind[SyntaxKind["JSDocNullKeyword"] = 289] = "JSDocNullKeyword"; - SyntaxKind[SyntaxKind["JSDocUndefinedKeyword"] = 290] = "JSDocUndefinedKeyword"; - SyntaxKind[SyntaxKind["JSDocNeverKeyword"] = 291] = "JSDocNeverKeyword"; + SyntaxKind[SyntaxKind["JSDocUnknownType"] = 268] = "JSDocUnknownType"; + SyntaxKind[SyntaxKind["JSDocArrayType"] = 269] = "JSDocArrayType"; + SyntaxKind[SyntaxKind["JSDocUnionType"] = 270] = "JSDocUnionType"; + SyntaxKind[SyntaxKind["JSDocTupleType"] = 271] = "JSDocTupleType"; + SyntaxKind[SyntaxKind["JSDocNullableType"] = 272] = "JSDocNullableType"; + SyntaxKind[SyntaxKind["JSDocNonNullableType"] = 273] = "JSDocNonNullableType"; + SyntaxKind[SyntaxKind["JSDocRecordType"] = 274] = "JSDocRecordType"; + SyntaxKind[SyntaxKind["JSDocRecordMember"] = 275] = "JSDocRecordMember"; + SyntaxKind[SyntaxKind["JSDocTypeReference"] = 276] = "JSDocTypeReference"; + SyntaxKind[SyntaxKind["JSDocOptionalType"] = 277] = "JSDocOptionalType"; + SyntaxKind[SyntaxKind["JSDocFunctionType"] = 278] = "JSDocFunctionType"; + SyntaxKind[SyntaxKind["JSDocVariadicType"] = 279] = "JSDocVariadicType"; + SyntaxKind[SyntaxKind["JSDocConstructorType"] = 280] = "JSDocConstructorType"; + SyntaxKind[SyntaxKind["JSDocThisType"] = 281] = "JSDocThisType"; + SyntaxKind[SyntaxKind["JSDocComment"] = 282] = "JSDocComment"; + SyntaxKind[SyntaxKind["JSDocTag"] = 283] = "JSDocTag"; + SyntaxKind[SyntaxKind["JSDocAugmentsTag"] = 284] = "JSDocAugmentsTag"; + SyntaxKind[SyntaxKind["JSDocParameterTag"] = 285] = "JSDocParameterTag"; + SyntaxKind[SyntaxKind["JSDocReturnTag"] = 286] = "JSDocReturnTag"; + SyntaxKind[SyntaxKind["JSDocTypeTag"] = 287] = "JSDocTypeTag"; + SyntaxKind[SyntaxKind["JSDocTemplateTag"] = 288] = "JSDocTemplateTag"; + SyntaxKind[SyntaxKind["JSDocTypedefTag"] = 289] = "JSDocTypedefTag"; + SyntaxKind[SyntaxKind["JSDocPropertyTag"] = 290] = "JSDocPropertyTag"; + SyntaxKind[SyntaxKind["JSDocTypeLiteral"] = 291] = "JSDocTypeLiteral"; + SyntaxKind[SyntaxKind["JSDocLiteralType"] = 292] = "JSDocLiteralType"; // Synthesized list - SyntaxKind[SyntaxKind["SyntaxList"] = 292] = "SyntaxList"; + SyntaxKind[SyntaxKind["SyntaxList"] = 293] = "SyntaxList"; // Transformation nodes - SyntaxKind[SyntaxKind["NotEmittedStatement"] = 293] = "NotEmittedStatement"; - SyntaxKind[SyntaxKind["PartiallyEmittedExpression"] = 294] = "PartiallyEmittedExpression"; - SyntaxKind[SyntaxKind["MergeDeclarationMarker"] = 295] = "MergeDeclarationMarker"; - SyntaxKind[SyntaxKind["EndOfDeclarationMarker"] = 296] = "EndOfDeclarationMarker"; - SyntaxKind[SyntaxKind["RawExpression"] = 297] = "RawExpression"; + SyntaxKind[SyntaxKind["NotEmittedStatement"] = 294] = "NotEmittedStatement"; + SyntaxKind[SyntaxKind["PartiallyEmittedExpression"] = 295] = "PartiallyEmittedExpression"; + SyntaxKind[SyntaxKind["MergeDeclarationMarker"] = 296] = "MergeDeclarationMarker"; + SyntaxKind[SyntaxKind["EndOfDeclarationMarker"] = 297] = "EndOfDeclarationMarker"; // Enum value count SyntaxKind[SyntaxKind["Count"] = 298] = "Count"; // Markers @@ -363,15 +376,15 @@ var ts; SyntaxKind[SyntaxKind["FirstReservedWord"] = 71] = "FirstReservedWord"; SyntaxKind[SyntaxKind["LastReservedWord"] = 106] = "LastReservedWord"; SyntaxKind[SyntaxKind["FirstKeyword"] = 71] = "FirstKeyword"; - SyntaxKind[SyntaxKind["LastKeyword"] = 140] = "LastKeyword"; + SyntaxKind[SyntaxKind["LastKeyword"] = 141] = "LastKeyword"; SyntaxKind[SyntaxKind["FirstFutureReservedWord"] = 107] = "FirstFutureReservedWord"; SyntaxKind[SyntaxKind["LastFutureReservedWord"] = 115] = "LastFutureReservedWord"; - SyntaxKind[SyntaxKind["FirstTypeNode"] = 156] = "FirstTypeNode"; - SyntaxKind[SyntaxKind["LastTypeNode"] = 171] = "LastTypeNode"; + SyntaxKind[SyntaxKind["FirstTypeNode"] = 157] = "FirstTypeNode"; + SyntaxKind[SyntaxKind["LastTypeNode"] = 172] = "LastTypeNode"; SyntaxKind[SyntaxKind["FirstPunctuation"] = 16] = "FirstPunctuation"; SyntaxKind[SyntaxKind["LastPunctuation"] = 69] = "LastPunctuation"; SyntaxKind[SyntaxKind["FirstToken"] = 0] = "FirstToken"; - SyntaxKind[SyntaxKind["LastToken"] = 140] = "LastToken"; + SyntaxKind[SyntaxKind["LastToken"] = 141] = "LastToken"; SyntaxKind[SyntaxKind["FirstTriviaToken"] = 2] = "FirstTriviaToken"; SyntaxKind[SyntaxKind["LastTriviaToken"] = 7] = "LastTriviaToken"; SyntaxKind[SyntaxKind["FirstLiteralToken"] = 8] = "FirstLiteralToken"; @@ -380,11 +393,11 @@ var ts; SyntaxKind[SyntaxKind["LastTemplateToken"] = 15] = "LastTemplateToken"; SyntaxKind[SyntaxKind["FirstBinaryOperator"] = 26] = "FirstBinaryOperator"; SyntaxKind[SyntaxKind["LastBinaryOperator"] = 69] = "LastBinaryOperator"; - SyntaxKind[SyntaxKind["FirstNode"] = 141] = "FirstNode"; - SyntaxKind[SyntaxKind["FirstJSDocNode"] = 262] = "FirstJSDocNode"; - SyntaxKind[SyntaxKind["LastJSDocNode"] = 288] = "LastJSDocNode"; - SyntaxKind[SyntaxKind["FirstJSDocTagNode"] = 278] = "FirstJSDocTagNode"; - SyntaxKind[SyntaxKind["LastJSDocTagNode"] = 291] = "LastJSDocTagNode"; + SyntaxKind[SyntaxKind["FirstNode"] = 142] = "FirstNode"; + SyntaxKind[SyntaxKind["FirstJSDocNode"] = 266] = "FirstJSDocNode"; + SyntaxKind[SyntaxKind["LastJSDocNode"] = 292] = "LastJSDocNode"; + SyntaxKind[SyntaxKind["FirstJSDocTagNode"] = 282] = "FirstJSDocTagNode"; + SyntaxKind[SyntaxKind["LastJSDocTagNode"] = 292] = "LastJSDocTagNode"; })(SyntaxKind = ts.SyntaxKind || (ts.SyntaxKind = {})); var NodeFlags; (function (NodeFlags) { @@ -399,28 +412,22 @@ var ts; NodeFlags[NodeFlags["HasImplicitReturn"] = 128] = "HasImplicitReturn"; NodeFlags[NodeFlags["HasExplicitReturn"] = 256] = "HasExplicitReturn"; NodeFlags[NodeFlags["GlobalAugmentation"] = 512] = "GlobalAugmentation"; - NodeFlags[NodeFlags["HasClassExtends"] = 1024] = "HasClassExtends"; - NodeFlags[NodeFlags["HasDecorators"] = 2048] = "HasDecorators"; - NodeFlags[NodeFlags["HasParamDecorators"] = 4096] = "HasParamDecorators"; - NodeFlags[NodeFlags["HasAsyncFunctions"] = 8192] = "HasAsyncFunctions"; - NodeFlags[NodeFlags["HasSpreadAttribute"] = 16384] = "HasSpreadAttribute"; - NodeFlags[NodeFlags["HasRestAttribute"] = 32768] = "HasRestAttribute"; - NodeFlags[NodeFlags["DisallowInContext"] = 65536] = "DisallowInContext"; - NodeFlags[NodeFlags["YieldContext"] = 131072] = "YieldContext"; - NodeFlags[NodeFlags["DecoratorContext"] = 262144] = "DecoratorContext"; - NodeFlags[NodeFlags["AwaitContext"] = 524288] = "AwaitContext"; - NodeFlags[NodeFlags["ThisNodeHasError"] = 1048576] = "ThisNodeHasError"; - NodeFlags[NodeFlags["JavaScriptFile"] = 2097152] = "JavaScriptFile"; - NodeFlags[NodeFlags["ThisNodeOrAnySubNodesHasError"] = 4194304] = "ThisNodeOrAnySubNodesHasError"; - NodeFlags[NodeFlags["HasAggregatedChildData"] = 8388608] = "HasAggregatedChildData"; + NodeFlags[NodeFlags["HasAsyncFunctions"] = 1024] = "HasAsyncFunctions"; + NodeFlags[NodeFlags["DisallowInContext"] = 2048] = "DisallowInContext"; + NodeFlags[NodeFlags["YieldContext"] = 4096] = "YieldContext"; + NodeFlags[NodeFlags["DecoratorContext"] = 8192] = "DecoratorContext"; + NodeFlags[NodeFlags["AwaitContext"] = 16384] = "AwaitContext"; + NodeFlags[NodeFlags["ThisNodeHasError"] = 32768] = "ThisNodeHasError"; + NodeFlags[NodeFlags["JavaScriptFile"] = 65536] = "JavaScriptFile"; + NodeFlags[NodeFlags["ThisNodeOrAnySubNodesHasError"] = 131072] = "ThisNodeOrAnySubNodesHasError"; + NodeFlags[NodeFlags["HasAggregatedChildData"] = 262144] = "HasAggregatedChildData"; NodeFlags[NodeFlags["BlockScoped"] = 3] = "BlockScoped"; NodeFlags[NodeFlags["ReachabilityCheckFlags"] = 384] = "ReachabilityCheckFlags"; - NodeFlags[NodeFlags["EmitHelperFlags"] = 64512] = "EmitHelperFlags"; - NodeFlags[NodeFlags["ReachabilityAndEmitFlags"] = 64896] = "ReachabilityAndEmitFlags"; + NodeFlags[NodeFlags["ReachabilityAndEmitFlags"] = 1408] = "ReachabilityAndEmitFlags"; // Parsing context flags - NodeFlags[NodeFlags["ContextFlags"] = 3080192] = "ContextFlags"; + NodeFlags[NodeFlags["ContextFlags"] = 96256] = "ContextFlags"; // Exclude these flags when parsing a Type - NodeFlags[NodeFlags["TypeExcludesFlags"] = 655360] = "TypeExcludesFlags"; + NodeFlags[NodeFlags["TypeExcludesFlags"] = 20480] = "TypeExcludesFlags"; })(NodeFlags = ts.NodeFlags || (ts.NodeFlags = {})); var ModifierFlags; (function (ModifierFlags) { @@ -469,6 +476,17 @@ var ts; GeneratedIdentifierKind[GeneratedIdentifierKind["Unique"] = 3] = "Unique"; GeneratedIdentifierKind[GeneratedIdentifierKind["Node"] = 4] = "Node"; })(GeneratedIdentifierKind = ts.GeneratedIdentifierKind || (ts.GeneratedIdentifierKind = {})); + /* @internal */ + var NumericLiteralFlags; + (function (NumericLiteralFlags) { + NumericLiteralFlags[NumericLiteralFlags["None"] = 0] = "None"; + NumericLiteralFlags[NumericLiteralFlags["Scientific"] = 2] = "Scientific"; + NumericLiteralFlags[NumericLiteralFlags["Octal"] = 4] = "Octal"; + NumericLiteralFlags[NumericLiteralFlags["HexSpecifier"] = 8] = "HexSpecifier"; + NumericLiteralFlags[NumericLiteralFlags["BinarySpecifier"] = 16] = "BinarySpecifier"; + NumericLiteralFlags[NumericLiteralFlags["OctalSpecifier"] = 32] = "OctalSpecifier"; + NumericLiteralFlags[NumericLiteralFlags["BinaryOrOctalSpecifier"] = 48] = "BinaryOrOctalSpecifier"; + })(NumericLiteralFlags = ts.NumericLiteralFlags || (ts.NumericLiteralFlags = {})); var FlowFlags; (function (FlowFlags) { FlowFlags[FlowFlags["Unreachable"] = 1] = "Unreachable"; @@ -482,6 +500,8 @@ var ts; FlowFlags[FlowFlags["ArrayMutation"] = 256] = "ArrayMutation"; FlowFlags[FlowFlags["Referenced"] = 512] = "Referenced"; FlowFlags[FlowFlags["Shared"] = 1024] = "Shared"; + FlowFlags[FlowFlags["PreFinally"] = 2048] = "PreFinally"; + FlowFlags[FlowFlags["AfterFinally"] = 4096] = "AfterFinally"; FlowFlags[FlowFlags["Label"] = 12] = "Label"; FlowFlags[FlowFlags["Condition"] = 96] = "Condition"; })(FlowFlags = ts.FlowFlags || (ts.FlowFlags = {})); @@ -503,6 +523,16 @@ var ts; // Diagnostics were produced and outputs were generated in spite of them. ExitStatus[ExitStatus["DiagnosticsPresent_OutputsGenerated"] = 2] = "DiagnosticsPresent_OutputsGenerated"; })(ExitStatus = ts.ExitStatus || (ts.ExitStatus = {})); + var NodeBuilderFlags; + (function (NodeBuilderFlags) { + NodeBuilderFlags[NodeBuilderFlags["None"] = 0] = "None"; + NodeBuilderFlags[NodeBuilderFlags["allowThisInObjectLiteral"] = 1] = "allowThisInObjectLiteral"; + NodeBuilderFlags[NodeBuilderFlags["allowQualifedNameInPlaceOfIdentifier"] = 2] = "allowQualifedNameInPlaceOfIdentifier"; + NodeBuilderFlags[NodeBuilderFlags["allowTypeParameterInQualifiedName"] = 4] = "allowTypeParameterInQualifiedName"; + NodeBuilderFlags[NodeBuilderFlags["allowAnonymousIdentifier"] = 8] = "allowAnonymousIdentifier"; + NodeBuilderFlags[NodeBuilderFlags["allowEmptyUnionOrIntersection"] = 16] = "allowEmptyUnionOrIntersection"; + NodeBuilderFlags[NodeBuilderFlags["allowEmptyTuple"] = 32] = "allowEmptyTuple"; + })(NodeBuilderFlags = ts.NodeBuilderFlags || (ts.NodeBuilderFlags = {})); var TypeFormatFlags; (function (TypeFormatFlags) { TypeFormatFlags[TypeFormatFlags["None"] = 0] = "None"; @@ -517,6 +547,8 @@ var ts; TypeFormatFlags[TypeFormatFlags["InFirstTypeArgument"] = 256] = "InFirstTypeArgument"; TypeFormatFlags[TypeFormatFlags["InTypeAlias"] = 512] = "InTypeAlias"; TypeFormatFlags[TypeFormatFlags["UseTypeAliasValue"] = 1024] = "UseTypeAliasValue"; + TypeFormatFlags[TypeFormatFlags["SuppressAnyReturnType"] = 2048] = "SuppressAnyReturnType"; + TypeFormatFlags[TypeFormatFlags["AddUndefined"] = 4096] = "AddUndefined"; })(TypeFormatFlags = ts.TypeFormatFlags || (ts.TypeFormatFlags = {})); var SymbolFormatFlags; (function (SymbolFormatFlags) { @@ -549,8 +581,7 @@ var ts; TypePredicateKind[TypePredicateKind["This"] = 0] = "This"; TypePredicateKind[TypePredicateKind["Identifier"] = 1] = "Identifier"; })(TypePredicateKind = ts.TypePredicateKind || (ts.TypePredicateKind = {})); - /** Indicates how to serialize the name for a TypeReferenceNode when emitting decorator - * metadata */ + /** Indicates how to serialize the name for a TypeReferenceNode when emitting decorator metadata */ /* @internal */ var TypeReferenceSerializationKind; (function (TypeReferenceSerializationKind) { @@ -598,13 +629,10 @@ var ts; SymbolFlags[SymbolFlags["ExportType"] = 2097152] = "ExportType"; SymbolFlags[SymbolFlags["ExportNamespace"] = 4194304] = "ExportNamespace"; SymbolFlags[SymbolFlags["Alias"] = 8388608] = "Alias"; - SymbolFlags[SymbolFlags["Instantiated"] = 16777216] = "Instantiated"; - SymbolFlags[SymbolFlags["Merged"] = 33554432] = "Merged"; - SymbolFlags[SymbolFlags["Transient"] = 67108864] = "Transient"; - SymbolFlags[SymbolFlags["Prototype"] = 134217728] = "Prototype"; - SymbolFlags[SymbolFlags["SyntheticProperty"] = 268435456] = "SyntheticProperty"; - SymbolFlags[SymbolFlags["Optional"] = 536870912] = "Optional"; - SymbolFlags[SymbolFlags["ExportStar"] = 1073741824] = "ExportStar"; + SymbolFlags[SymbolFlags["Prototype"] = 16777216] = "Prototype"; + SymbolFlags[SymbolFlags["ExportStar"] = 33554432] = "ExportStar"; + SymbolFlags[SymbolFlags["Optional"] = 67108864] = "Optional"; + SymbolFlags[SymbolFlags["Transient"] = 134217728] = "Transient"; SymbolFlags[SymbolFlags["Enum"] = 384] = "Enum"; SymbolFlags[SymbolFlags["Variable"] = 3] = "Variable"; SymbolFlags[SymbolFlags["Value"] = 107455] = "Value"; @@ -648,11 +676,27 @@ var ts; SymbolFlags[SymbolFlags["Classifiable"] = 788448] = "Classifiable"; })(SymbolFlags = ts.SymbolFlags || (ts.SymbolFlags = {})); /* @internal */ + var CheckFlags; + (function (CheckFlags) { + CheckFlags[CheckFlags["Instantiated"] = 1] = "Instantiated"; + CheckFlags[CheckFlags["SyntheticProperty"] = 2] = "SyntheticProperty"; + CheckFlags[CheckFlags["SyntheticMethod"] = 4] = "SyntheticMethod"; + CheckFlags[CheckFlags["Readonly"] = 8] = "Readonly"; + CheckFlags[CheckFlags["Partial"] = 16] = "Partial"; + CheckFlags[CheckFlags["HasNonUniformType"] = 32] = "HasNonUniformType"; + CheckFlags[CheckFlags["ContainsPublic"] = 64] = "ContainsPublic"; + CheckFlags[CheckFlags["ContainsProtected"] = 128] = "ContainsProtected"; + CheckFlags[CheckFlags["ContainsPrivate"] = 256] = "ContainsPrivate"; + CheckFlags[CheckFlags["ContainsStatic"] = 512] = "ContainsStatic"; + CheckFlags[CheckFlags["Synthetic"] = 6] = "Synthetic"; + })(CheckFlags = ts.CheckFlags || (ts.CheckFlags = {})); + /* @internal */ var NodeCheckFlags; (function (NodeCheckFlags) { NodeCheckFlags[NodeCheckFlags["TypeChecked"] = 1] = "TypeChecked"; NodeCheckFlags[NodeCheckFlags["LexicalThis"] = 2] = "LexicalThis"; NodeCheckFlags[NodeCheckFlags["CaptureThis"] = 4] = "CaptureThis"; + NodeCheckFlags[NodeCheckFlags["CaptureNewTarget"] = 8] = "CaptureNewTarget"; NodeCheckFlags[NodeCheckFlags["SuperInstance"] = 256] = "SuperInstance"; NodeCheckFlags[NodeCheckFlags["SuperStatic"] = 512] = "SuperStatic"; NodeCheckFlags[NodeCheckFlags["ContextChecked"] = 1024] = "ContextChecked"; @@ -701,6 +745,9 @@ var ts; TypeFlags[TypeFlags["ContainsObjectLiteral"] = 4194304] = "ContainsObjectLiteral"; /* @internal */ TypeFlags[TypeFlags["ContainsAnyFunctionType"] = 8388608] = "ContainsAnyFunctionType"; + TypeFlags[TypeFlags["NonPrimitive"] = 16777216] = "NonPrimitive"; + /* @internal */ + TypeFlags[TypeFlags["JsxAttributes"] = 33554432] = "JsxAttributes"; /* @internal */ TypeFlags[TypeFlags["Nullable"] = 6144] = "Nullable"; TypeFlags[TypeFlags["Literal"] = 480] = "Literal"; @@ -709,7 +756,7 @@ var ts; TypeFlags[TypeFlags["DefinitelyFalsy"] = 7392] = "DefinitelyFalsy"; TypeFlags[TypeFlags["PossiblyFalsy"] = 7406] = "PossiblyFalsy"; /* @internal */ - TypeFlags[TypeFlags["Intrinsic"] = 16015] = "Intrinsic"; + TypeFlags[TypeFlags["Intrinsic"] = 16793231] = "Intrinsic"; /* @internal */ TypeFlags[TypeFlags["Primitive"] = 8190] = "Primitive"; TypeFlags[TypeFlags["StringLike"] = 262178] = "StringLike"; @@ -718,11 +765,12 @@ var ts; TypeFlags[TypeFlags["EnumLike"] = 272] = "EnumLike"; TypeFlags[TypeFlags["UnionOrIntersection"] = 196608] = "UnionOrIntersection"; TypeFlags[TypeFlags["StructuredType"] = 229376] = "StructuredType"; - TypeFlags[TypeFlags["StructuredOrTypeParameter"] = 507904] = "StructuredOrTypeParameter"; + TypeFlags[TypeFlags["StructuredOrTypeVariable"] = 1032192] = "StructuredOrTypeVariable"; + TypeFlags[TypeFlags["TypeVariable"] = 540672] = "TypeVariable"; // 'Narrowable' types are types where narrowing actually narrows. // This *should* be every type other than null, undefined, void, and never - TypeFlags[TypeFlags["Narrowable"] = 1033215] = "Narrowable"; - TypeFlags[TypeFlags["NotUnionOrUnit"] = 33281] = "NotUnionOrUnit"; + TypeFlags[TypeFlags["Narrowable"] = 17810431] = "Narrowable"; + TypeFlags[TypeFlags["NotUnionOrUnit"] = 16810497] = "NotUnionOrUnit"; /* @internal */ TypeFlags[TypeFlags["RequiresWidening"] = 6291456] = "RequiresWidening"; /* @internal */ @@ -764,6 +812,8 @@ var ts; SpecialPropertyAssignmentKind[SpecialPropertyAssignmentKind["PrototypeProperty"] = 3] = "PrototypeProperty"; /// this.name = expr SpecialPropertyAssignmentKind[SpecialPropertyAssignmentKind["ThisProperty"] = 4] = "ThisProperty"; + // F.name = expr + SpecialPropertyAssignmentKind[SpecialPropertyAssignmentKind["Property"] = 5] = "Property"; })(SpecialPropertyAssignmentKind = ts.SpecialPropertyAssignmentKind || (ts.SpecialPropertyAssignmentKind = {})); var DiagnosticCategory; (function (DiagnosticCategory) { @@ -790,6 +840,7 @@ var ts; JsxEmit[JsxEmit["None"] = 0] = "None"; JsxEmit[JsxEmit["Preserve"] = 1] = "Preserve"; JsxEmit[JsxEmit["React"] = 2] = "React"; + JsxEmit[JsxEmit["ReactNative"] = 3] = "ReactNative"; })(JsxEmit = ts.JsxEmit || (ts.JsxEmit = {})); var NewLineKind; (function (NewLineKind) { @@ -803,6 +854,7 @@ var ts; ScriptKind[ScriptKind["JSX"] = 2] = "JSX"; ScriptKind[ScriptKind["TS"] = 3] = "TS"; ScriptKind[ScriptKind["TSX"] = 4] = "TSX"; + ScriptKind[ScriptKind["External"] = 5] = "External"; })(ScriptKind = ts.ScriptKind || (ts.ScriptKind = {})); var ScriptTarget; (function (ScriptTarget) { @@ -1037,7 +1089,6 @@ var ts; TransformFlags[TransformFlags["TypeScriptClassSyntaxMask"] = 274432] = "TypeScriptClassSyntaxMask"; TransformFlags[TransformFlags["ES2015FunctionSyntaxMask"] = 163840] = "ES2015FunctionSyntaxMask"; })(TransformFlags = ts.TransformFlags || (ts.TransformFlags = {})); - /* @internal */ var EmitFlags; (function (EmitFlags) { EmitFlags[EmitFlags["SingleLine"] = 1] = "SingleLine"; @@ -1065,15 +1116,45 @@ var ts; EmitFlags[EmitFlags["CustomPrologue"] = 524288] = "CustomPrologue"; EmitFlags[EmitFlags["NoHoisting"] = 1048576] = "NoHoisting"; EmitFlags[EmitFlags["HasEndOfDeclarationMarker"] = 2097152] = "HasEndOfDeclarationMarker"; + EmitFlags[EmitFlags["Iterator"] = 4194304] = "Iterator"; })(EmitFlags = ts.EmitFlags || (ts.EmitFlags = {})); + /** + * Used by the checker, this enum keeps track of external emit helpers that should be type + * checked. + */ /* @internal */ - var EmitContext; - (function (EmitContext) { - EmitContext[EmitContext["SourceFile"] = 0] = "SourceFile"; - EmitContext[EmitContext["Expression"] = 1] = "Expression"; - EmitContext[EmitContext["IdentifierName"] = 2] = "IdentifierName"; - EmitContext[EmitContext["Unspecified"] = 3] = "Unspecified"; - })(EmitContext = ts.EmitContext || (ts.EmitContext = {})); + var ExternalEmitHelpers; + (function (ExternalEmitHelpers) { + ExternalEmitHelpers[ExternalEmitHelpers["Extends"] = 1] = "Extends"; + ExternalEmitHelpers[ExternalEmitHelpers["Assign"] = 2] = "Assign"; + ExternalEmitHelpers[ExternalEmitHelpers["Rest"] = 4] = "Rest"; + ExternalEmitHelpers[ExternalEmitHelpers["Decorate"] = 8] = "Decorate"; + ExternalEmitHelpers[ExternalEmitHelpers["Metadata"] = 16] = "Metadata"; + ExternalEmitHelpers[ExternalEmitHelpers["Param"] = 32] = "Param"; + ExternalEmitHelpers[ExternalEmitHelpers["Awaiter"] = 64] = "Awaiter"; + ExternalEmitHelpers[ExternalEmitHelpers["Generator"] = 128] = "Generator"; + ExternalEmitHelpers[ExternalEmitHelpers["Values"] = 256] = "Values"; + ExternalEmitHelpers[ExternalEmitHelpers["Read"] = 512] = "Read"; + ExternalEmitHelpers[ExternalEmitHelpers["Spread"] = 1024] = "Spread"; + ExternalEmitHelpers[ExternalEmitHelpers["AsyncGenerator"] = 2048] = "AsyncGenerator"; + ExternalEmitHelpers[ExternalEmitHelpers["AsyncDelegator"] = 4096] = "AsyncDelegator"; + ExternalEmitHelpers[ExternalEmitHelpers["AsyncValues"] = 8192] = "AsyncValues"; + // Helpers included by ES2015 for..of + ExternalEmitHelpers[ExternalEmitHelpers["ForOfIncludes"] = 256] = "ForOfIncludes"; + // Helpers included by ES2017 for..await..of + ExternalEmitHelpers[ExternalEmitHelpers["ForAwaitOfIncludes"] = 8192] = "ForAwaitOfIncludes"; + // Helpers included by ES2015 spread + ExternalEmitHelpers[ExternalEmitHelpers["SpreadIncludes"] = 1536] = "SpreadIncludes"; + ExternalEmitHelpers[ExternalEmitHelpers["FirstEmitHelper"] = 1] = "FirstEmitHelper"; + ExternalEmitHelpers[ExternalEmitHelpers["LastEmitHelper"] = 8192] = "LastEmitHelper"; + })(ExternalEmitHelpers = ts.ExternalEmitHelpers || (ts.ExternalEmitHelpers = {})); + var EmitHint; + (function (EmitHint) { + EmitHint[EmitHint["SourceFile"] = 0] = "SourceFile"; + EmitHint[EmitHint["Expression"] = 1] = "Expression"; + EmitHint[EmitHint["IdentifierName"] = 2] = "IdentifierName"; + EmitHint[EmitHint["Unspecified"] = 3] = "Unspecified"; + })(EmitHint = ts.EmitHint || (ts.EmitHint = {})); })(ts || (ts = {})); /*@internal*/ var ts; @@ -1101,8 +1182,8 @@ var ts; */ function mark(markName) { if (enabled) { - marks[markName] = ts.timestamp(); - counts[markName] = (counts[markName] || 0) + 1; + marks.set(markName, ts.timestamp()); + counts.set(markName, (counts.get(markName) || 0) + 1); profilerEvent(markName); } } @@ -1118,9 +1199,9 @@ var ts; */ function measure(measureName, startMarkName, endMarkName) { if (enabled) { - var end = endMarkName && marks[endMarkName] || ts.timestamp(); - var start = startMarkName && marks[startMarkName] || profilerStart; - measures[measureName] = (measures[measureName] || 0) + (end - start); + var end = endMarkName && marks.get(endMarkName) || ts.timestamp(); + var start = startMarkName && marks.get(startMarkName) || profilerStart; + measures.set(measureName, (measures.get(measureName) || 0) + (end - start)); } } performance.measure = measure; @@ -1130,7 +1211,7 @@ var ts; * @param markName The name of the mark. */ function getCount(markName) { - return counts && counts[markName] || 0; + return counts && counts.get(markName) || 0; } performance.getCount = getCount; /** @@ -1139,7 +1220,7 @@ var ts; * @param measureName The name of the measure whose durations should be accumulated. */ function getDuration(measureName) { - return measures && measures[measureName] || 0; + return measures && measures.get(measureName) || 0; } performance.getDuration = getDuration; /** @@ -1148,9 +1229,9 @@ var ts; * @param cb The action to perform for each measure */ function forEachMeasure(cb) { - for (var key in measures) { - cb(key, measures[key]); - } + measures.forEach(function (measure, key) { + cb(key, measure); + }); } performance.forEachMeasure = forEachMeasure; /** Enables (and resets) performance measurements for the compiler. */ @@ -1174,7 +1255,7 @@ var ts; var ts; (function (ts) { /** The version of the TypeScript compiler release */ - ts.version = "2.2.0-dev.20161127"; + ts.version = "2.3.0-dev.20170419"; })(ts || (ts = {})); /* @internal */ (function (ts) { @@ -1193,25 +1274,106 @@ var ts; Ternary[Ternary["Maybe"] = 1] = "Maybe"; Ternary[Ternary["True"] = -1] = "True"; })(Ternary = ts.Ternary || (ts.Ternary = {})); - var createObject = Object.create; // More efficient to create a collator once and use its `compare` than to call `a.localeCompare(b)` many times. - ts.collator = typeof Intl === "object" && typeof Intl.Collator === "function" ? new Intl.Collator() : undefined; - function createMap(template) { - var map = createObject(null); // tslint:disable-line:no-null-keyword + ts.collator = typeof Intl === "object" && typeof Intl.Collator === "function" ? new Intl.Collator(/*locales*/ undefined, { usage: "sort", sensitivity: "accent" }) : undefined; + // Intl is missing in Safari, and node 0.10 treats "a" as greater than "B". + ts.localeCompareIsCorrect = ts.collator && ts.collator.compare("a", "B") < 0; + /** Create a MapLike with good performance. */ + function createDictionaryObject() { + var map = Object.create(/*prototype*/ null); // tslint:disable-line:no-null-keyword // Using 'delete' on an object causes V8 to put the object in dictionary mode. // This disables creation of hidden classes, which are expensive when an object is // constantly changing shape. map["__"] = undefined; delete map["__"]; + return map; + } + /** Create a new map. If a template object is provided, the map will copy entries from it. */ + function createMap() { + return new MapCtr(); + } + ts.createMap = createMap; + function createMapFromTemplate(template) { + var map = new MapCtr(); // Copies keys/values from template. Note that for..in will not throw if // template is undefined, and instead will just exit the loop. for (var key in template) if (hasOwnProperty.call(template, key)) { - map[key] = template[key]; + map.set(key, template[key]); } return map; } - ts.createMap = createMap; + ts.createMapFromTemplate = createMapFromTemplate; + // Internet Explorer's Map doesn't support iteration, so don't use it. + // tslint:disable-next-line:no-in-operator + var MapCtr = typeof Map !== "undefined" && "entries" in Map.prototype ? Map : shimMap(); + // Keep the class inside a function so it doesn't get compiled if it's not used. + function shimMap() { + var MapIterator = (function () { + function MapIterator(data, selector) { + this.index = 0; + this.data = data; + this.selector = selector; + this.keys = Object.keys(data); + } + MapIterator.prototype.next = function () { + var index = this.index; + if (index < this.keys.length) { + this.index++; + return { value: this.selector(this.data, this.keys[index]), done: false }; + } + return { value: undefined, done: true }; + }; + return MapIterator; + }()); + return (function () { + function class_1() { + this.data = createDictionaryObject(); + this.size = 0; + } + class_1.prototype.get = function (key) { + return this.data[key]; + }; + class_1.prototype.set = function (key, value) { + if (!this.has(key)) { + this.size++; + } + this.data[key] = value; + return this; + }; + class_1.prototype.has = function (key) { + // tslint:disable-next-line:no-in-operator + return key in this.data; + }; + class_1.prototype.delete = function (key) { + if (this.has(key)) { + this.size--; + delete this.data[key]; + return true; + } + return false; + }; + class_1.prototype.clear = function () { + this.data = createDictionaryObject(); + this.size = 0; + }; + class_1.prototype.keys = function () { + return new MapIterator(this.data, function (_data, key) { return key; }); + }; + class_1.prototype.values = function () { + return new MapIterator(this.data, function (data, key) { return data[key]; }); + }; + class_1.prototype.entries = function () { + return new MapIterator(this.data, function (data, key) { return [key, data[key]]; }); + }; + class_1.prototype.forEach = function (action) { + for (var key in this.data) { + action(this.data[key], key); + } + }; + return class_1; + }()); + } function createFileMap(keyMapper) { var files = createMap(); return { @@ -1224,33 +1386,28 @@ var ts; clear: clear, }; function forEachValueInMap(f) { - for (var key in files) { - f(key, files[key]); - } + files.forEach(function (file, key) { + f(key, file); + }); } function getKeys() { - var keys = []; - for (var key in files) { - keys.push(key); - } - return keys; + return arrayFrom(files.keys()); } // path should already be well-formed so it does not need to be normalized function get(path) { - return files[toKey(path)]; + return files.get(toKey(path)); } function set(path, value) { - files[toKey(path)] = value; + files.set(toKey(path), value); } function contains(path) { - return toKey(path) in files; + return files.has(toKey(path)); } function remove(path) { - var key = toKey(path); - delete files[key]; + files.delete(toKey(path)); } function clear() { - files = createMap(); + files.clear(); } function toKey(path) { return keyMapper ? keyMapper(path) : path; @@ -1270,6 +1427,10 @@ var ts; Comparison[Comparison["EqualTo"] = 0] = "EqualTo"; Comparison[Comparison["GreaterThan"] = 1] = "GreaterThan"; })(Comparison = ts.Comparison || (ts.Comparison = {})); + function length(array) { + return array ? array.length : 0; + } + ts.length = length; /** * Iterates through 'array' by index and performs the callback on each element of array until the callback * returns a truthy value, then returns that value. @@ -1277,7 +1438,7 @@ var ts; */ function forEach(array, callback) { if (array) { - for (var i = 0, len = array.length; i < len; i++) { + for (var i = 0; i < array.length; i++) { var result = callback(array[i], i); if (result) { return result; @@ -1287,6 +1448,26 @@ var ts; return undefined; } ts.forEach = forEach; + /** + * Iterates through the parent chain of a node and performs the callback on each parent until the callback + * returns a truthy value, then returns that value. + * If no such value is found, it applies the callback until the parent pointer is undefined or the callback returns "quit" + * At that point findAncestor returns undefined. + */ + function findAncestor(node, callback) { + while (node) { + var result = callback(node); + if (result === "quit") { + return undefined; + } + else if (result) { + return node; + } + node = node.parent; + } + return undefined; + } + ts.findAncestor = findAncestor; function zipWith(arrayA, arrayB, callback) { Debug.assert(arrayA.length === arrayB.length); for (var i = 0; i < arrayA.length; i++) { @@ -1301,7 +1482,7 @@ var ts; */ function every(array, callback) { if (array) { - for (var i = 0, len = array.length; i < len; i++) { + for (var i = 0; i < array.length; i++) { if (!callback(array[i], i)) { return false; } @@ -1312,7 +1493,7 @@ var ts; ts.every = every; /** Works like Array.prototype.find, returning `undefined` if no element satisfying the predicate is found. */ function find(array, predicate) { - for (var i = 0, len = array.length; i < len; i++) { + for (var i = 0; i < array.length; i++) { var value = array[i]; if (predicate(value, i)) { return value; @@ -1321,12 +1502,22 @@ var ts; return undefined; } ts.find = find; + /** Works like Array.prototype.findIndex, returning `-1` if no element satisfying the predicate is found. */ + function findIndex(array, predicate) { + for (var i = 0; i < array.length; i++) { + if (predicate(array[i], i)) { + return i; + } + } + return -1; + } + ts.findIndex = findIndex; /** * Returns the first truthy result of `callback`, or else fails. * This is like `forEach`, but never returns undefined. */ function findMap(array, callback) { - for (var i = 0, len = array.length; i < len; i++) { + for (var i = 0; i < array.length; i++) { var result = callback(array[i], i); if (result) { return result; @@ -1349,7 +1540,7 @@ var ts; ts.contains = contains; function indexOf(array, value) { if (array) { - for (var i = 0, len = array.length; i < len; i++) { + for (var i = 0; i < array.length; i++) { if (array[i] === value) { return i; } @@ -1359,7 +1550,7 @@ var ts; } ts.indexOf = indexOf; function indexOfAnyCharCode(text, charCodes, start) { - for (var i = start || 0, len = text.length; i < len; i++) { + for (var i = start || 0; i < text.length; i++) { if (contains(charCodes, text.charCodeAt(i))) { return i; } @@ -1569,21 +1760,18 @@ var ts; return result; } ts.spanMap = spanMap; - function mapObject(object, f) { - var result; - if (object) { - result = {}; - for (var _i = 0, _a = getOwnKeys(object); _i < _a.length; _i++) { - var v = _a[_i]; - var _b = f(v, object[v]) || [undefined, undefined], key = _b[0], value = _b[1]; - if (key !== undefined) { - result[key] = value; - } - } + function mapEntries(map, f) { + if (!map) { + return undefined; } + var result = createMap(); + map.forEach(function (value, key) { + var _a = f(key, value), newKey = _a[0], newValue = _a[1]; + result.set(newKey, newValue); + }); return result; } - ts.mapObject = mapObject; + ts.mapEntries = mapEntries; function some(array, predicate) { if (array) { if (predicate) { @@ -1901,9 +2089,6 @@ var ts; /** * Indicates whether a map-like contains an own property with the specified key. * - * NOTE: This is intended for use only with MapLike<T> objects. For Map<T> objects, use - * the 'in' operator. - * * @param map A map-like. * @param key A property key. */ @@ -1914,9 +2099,6 @@ var ts; /** * Gets the value of an owned property in a map-like. * - * NOTE: This is intended for use only with MapLike<T> objects. For Map<T> objects, use - * an indexer. - * * @param map A map-like. * @param key A property key. */ @@ -1941,56 +2123,61 @@ var ts; return keys; } ts.getOwnKeys = getOwnKeys; - /** - * Enumerates the properties of a Map<T>, invoking a callback and returning the first truthy result. - * - * @param map A map for which properties should be enumerated. - * @param callback A callback to invoke for each property. - */ - function forEachProperty(map, callback) { - var result; - for (var key in map) { - if (result = callback(map[key], key)) - break; + function arrayFrom(iterator, map) { + var result = []; + for (var _a = iterator.next(), value = _a.value, done = _a.done; !done; _b = iterator.next(), value = _b.value, done = _b.done, _b) { + result.push(map ? map(value) : value); } return result; + var _b; } - ts.forEachProperty = forEachProperty; - /** - * Returns true if a Map<T> has some matching property. - * - * @param map A map whose properties should be tested. - * @param predicate An optional callback used to test each property. - */ - function someProperties(map, predicate) { - for (var key in map) { - if (!predicate || predicate(map[key], key)) - return true; + ts.arrayFrom = arrayFrom; + function convertToArray(iterator, f) { + var result = []; + for (var _a = iterator.next(), value = _a.value, done = _a.done; !done; _b = iterator.next(), value = _b.value, done = _b.done, _b) { + result.push(f(value)); } - return false; + return result; + var _b; } - ts.someProperties = someProperties; + ts.convertToArray = convertToArray; /** - * Performs a shallow copy of the properties from a source Map<T> to a target MapLike<T> - * - * @param source A map from which properties should be copied. - * @param target A map to which properties should be copied. + * Calls `callback` for each entry in the map, returning the first truthy result. + * Use `map.forEach` instead for normal iteration. */ - function copyProperties(source, target) { - for (var key in source) { - target[key] = source[key]; + function forEachEntry(map, callback) { + var iterator = map.entries(); + for (var _a = iterator.next(), pair = _a.value, done = _a.done; !done; _b = iterator.next(), pair = _b.value, done = _b.done, _b) { + var key = pair[0], value = pair[1]; + var result = callback(value, key); + if (result) { + return result; + } } + return undefined; + var _b; } - ts.copyProperties = copyProperties; - function appendProperty(map, key, value) { - if (key === undefined || value === undefined) - return map; - if (map === undefined) - map = createMap(); - map[key] = value; - return map; + ts.forEachEntry = forEachEntry; + /** `forEachEntry` for just keys. */ + function forEachKey(map, callback) { + var iterator = map.keys(); + for (var _a = iterator.next(), key = _a.value, done = _a.done; !done; _b = iterator.next(), key = _b.value, done = _b.done, _b) { + var result = callback(key); + if (result) { + return result; + } + } + return undefined; + var _b; } - ts.appendProperty = appendProperty; + ts.forEachKey = forEachKey; + /** Copy entries from `source` to `target`. */ + function copyEntries(source, target) { + source.forEach(function (value, key) { + target.set(key, value); + }); + } + ts.copyEntries = copyEntries; function assign(t) { var args = []; for (var _i = 1; _i < arguments.length; _i++) { @@ -1998,52 +2185,15 @@ var ts; } for (var _a = 0, args_1 = args; _a < args_1.length; _a++) { var arg = args_1[_a]; - for (var _b = 0, _c = getOwnKeys(arg); _b < _c.length; _b++) { - var p = _c[_b]; - t[p] = arg[p]; - } + for (var p in arg) + if (hasProperty(arg, p)) { + t[p] = arg[p]; + } } return t; } ts.assign = assign; /** - * Reduce the properties of a map. - * - * NOTE: This is intended for use with Map<T> objects. For MapLike<T> objects, use - * reduceOwnProperties instead as it offers better runtime safety. - * - * @param map The map to reduce - * @param callback An aggregation function that is called for each entry in the map - * @param initial The initial value for the reduction. - */ - function reduceProperties(map, callback, initial) { - var result = initial; - for (var key in map) { - result = callback(result, map[key], String(key)); - } - return result; - } - ts.reduceProperties = reduceProperties; - /** - * Reduce the properties defined on a map-like (but not from its prototype chain). - * - * NOTE: This is intended for use with MapLike<T> objects. For Map<T> objects, use - * reduceProperties instead as it offers better performance. - * - * @param map The map-like to reduce - * @param callback An aggregation function that is called for each entry in the map - * @param initial The initial value for the reduction. - */ - function reduceOwnProperties(map, callback, initial) { - var result = initial; - for (var key in map) - if (hasOwnProperty.call(map, key)) { - result = callback(result, map[key], String(key)); - } - return result; - } - ts.reduceOwnProperties = reduceOwnProperties; - /** * Performs a shallow equality comparison of the contents of two map-likes. * * @param left A map-like whose properties should be compared. @@ -2073,23 +2223,14 @@ var ts; var result = createMap(); for (var _i = 0, array_8 = array; _i < array_8.length; _i++) { var value = array_8[_i]; - result[makeKey(value)] = makeValue ? makeValue(value) : value; + result.set(makeKey(value), makeValue ? makeValue(value) : value); } return result; } ts.arrayToMap = arrayToMap; - function isEmpty(map) { - for (var id in map) { - if (hasProperty(map, id)) { - return false; - } - } - return true; - } - ts.isEmpty = isEmpty; function cloneMap(map) { var clone = createMap(); - copyProperties(map, clone); + copyEntries(map, clone); return clone; } ts.cloneMap = cloneMap; @@ -2116,36 +2257,32 @@ var ts; return result; } ts.extend = extend; - /** - * Adds the value to an array of values associated with the key, and returns the array. - * Creates the array if it does not already exist. - */ - function multiMapAdd(map, key, value) { - var values = map[key]; + function createMultiMap() { + var map = createMap(); + map.add = multiMapAdd; + map.remove = multiMapRemove; + return map; + } + ts.createMultiMap = createMultiMap; + function multiMapAdd(key, value) { + var values = this.get(key); if (values) { values.push(value); - return values; } else { - return map[key] = [value]; + this.set(key, values = [value]); } + return values; } - ts.multiMapAdd = multiMapAdd; - /** - * Removes a value from an array of values associated with the key. - * Does not preserve the order of those values. - * Does nothing if `key` is not in `map`, or `value` is not in `map[key]`. - */ - function multiMapRemove(map, key, value) { - var values = map[key]; + function multiMapRemove(key, value) { + var values = this.get(key); if (values) { unorderedRemoveItem(values, value); if (!values.length) { - delete map[key]; + this.delete(key); } } } - ts.multiMapRemove = multiMapRemove; /** * Tests whether a value is an array. */ @@ -2226,6 +2363,7 @@ var ts; baseIndex = baseIndex || 0; return text.replace(/{(\d+)}/g, function (_match, index) { return args[+index + baseIndex]; }); } + ts.formatStringFromArgs = formatStringFromArgs; ts.localizedDiagnosticMessages = undefined; function getLocaleSpecificMessage(message) { return ts.localizedDiagnosticMessages && ts.localizedDiagnosticMessages[message.key] || message.message; @@ -2328,9 +2466,12 @@ var ts; if (b === undefined) return 1 /* GreaterThan */; if (ignoreCase) { - if (ts.collator && String.prototype.localeCompare) { - // accent means a ≠ b, a ≠ á, a = A - var result = a.localeCompare(b, /*locales*/ undefined, { usage: "sort", sensitivity: "accent" }); + // Checking if "collator exists indicates that Intl is available. + // We still have to check if "collator.compare" is correct. If it is not, use "String.localeComapre" + if (ts.collator) { + var result = ts.localeCompareIsCorrect ? + ts.collator.compare(a, b) : + a.localeCompare(b, /*locales*/ undefined, { usage: "sort", sensitivity: "accent" }); // accent means a ≠ b, a ≠ á, a = A return result < 0 ? -1 /* LessThan */ : result > 0 ? 1 /* GreaterThan */ : 0 /* EqualTo */; } a = a.toUpperCase(); @@ -2403,7 +2544,7 @@ var ts; ts.normalizeSlashes = normalizeSlashes; /** * Returns length of path root (i.e. length of "/", "x:/", "//server/share/, file:///user/files") - */ + */ function getRootLength(path) { if (path.charCodeAt(0) === 47 /* slash */) { if (path.charCodeAt(1) !== 47 /* slash */) @@ -2775,6 +2916,17 @@ var ts; var singleAsteriskRegexFragmentFiles = "([^./]|(\\.(?!min\\.js$))?)*"; var singleAsteriskRegexFragmentOther = "[^/]*"; function getRegularExpressionForWildcard(specs, basePath, usage) { + var patterns = getRegularExpressionsForWildcards(specs, basePath, usage); + if (!patterns || !patterns.length) { + return undefined; + } + var pattern = patterns.map(function (pattern) { return "(" + pattern + ")"; }).join("|"); + // If excluding, match "foo/bar/baz...", but if including, only allow "foo". + var terminator = usage === "exclude" ? "($|/)" : "$"; + return "^(" + pattern + ")" + terminator; + } + ts.getRegularExpressionForWildcard = getRegularExpressionForWildcard; + function getRegularExpressionsForWildcards(specs, basePath, usage) { if (specs === undefined || specs.length === 0) { return undefined; } @@ -2785,31 +2937,10 @@ var ts; * files or directories, does not match subdirectories that start with a . character */ var doubleAsteriskRegexFragment = usage === "exclude" ? "(/.+?)?" : "(/[^/.][^/]*)*?"; - var pattern = ""; - var hasWrittenSubpattern = false; - for (var _i = 0, specs_1 = specs; _i < specs_1.length; _i++) { - var spec = specs_1[_i]; - if (!spec) { - continue; - } - var subPattern = getSubPatternFromSpec(spec, basePath, usage, singleAsteriskRegexFragment, doubleAsteriskRegexFragment, replaceWildcardCharacter); - if (subPattern === undefined) { - continue; - } - if (hasWrittenSubpattern) { - pattern += "|"; - } - pattern += "(" + subPattern + ")"; - hasWrittenSubpattern = true; - } - if (!pattern) { - return undefined; - } - // If excluding, match "foo/bar/baz...", but if including, only allow "foo". - var terminator = usage === "exclude" ? "($|/)" : "$"; - return "^(" + pattern + ")" + terminator; + return flatMap(specs, function (spec) { + return spec && getSubPatternFromSpec(spec, basePath, usage, singleAsteriskRegexFragment, doubleAsteriskRegexFragment, replaceWildcardCharacter); + }); } - ts.getRegularExpressionForWildcard = getRegularExpressionForWildcard; /** * An "includes" path "foo" is implicitly a glob "foo/** /*" (without the space) if its last component has no extension, * and does not contain any glob characters itself. @@ -2888,6 +3019,7 @@ var ts; currentDirectory = normalizePath(currentDirectory); var absolutePath = combinePaths(currentDirectory, path); return { + includeFilePatterns: map(getRegularExpressionsForWildcards(includes, absolutePath, "files"), function (pattern) { return "^" + pattern + "$"; }), includeFilePattern: getRegularExpressionForWildcard(includes, absolutePath, "files"), includeDirectoryPattern: getRegularExpressionForWildcard(includes, absolutePath, "directories"), excludePattern: getRegularExpressionForWildcard(excludes, absolutePath, "exclude"), @@ -2900,34 +3032,50 @@ var ts; currentDirectory = normalizePath(currentDirectory); var patterns = getFileMatcherPatterns(path, excludes, includes, useCaseSensitiveFileNames, currentDirectory); var regexFlag = useCaseSensitiveFileNames ? "" : "i"; - var includeFileRegex = patterns.includeFilePattern && new RegExp(patterns.includeFilePattern, regexFlag); + var includeFileRegexes = patterns.includeFilePatterns && patterns.includeFilePatterns.map(function (pattern) { return new RegExp(pattern, regexFlag); }); var includeDirectoryRegex = patterns.includeDirectoryPattern && new RegExp(patterns.includeDirectoryPattern, regexFlag); var excludeRegex = patterns.excludePattern && new RegExp(patterns.excludePattern, regexFlag); - var result = []; + // Associate an array of results with each include regex. This keeps results in order of the "include" order. + // If there are no "includes", then just put everything in results[0]. + var results = includeFileRegexes ? includeFileRegexes.map(function () { return []; }) : [[]]; + var comparer = useCaseSensitiveFileNames ? compareStrings : compareStringsCaseInsensitive; for (var _i = 0, _a = patterns.basePaths; _i < _a.length; _i++) { var basePath = _a[_i]; visitDirectory(basePath, combinePaths(currentDirectory, basePath)); } - return result; + return flatten(results); function visitDirectory(path, absolutePath) { var _a = getFileSystemEntries(path), files = _a.files, directories = _a.directories; - for (var _i = 0, files_1 = files; _i < files_1.length; _i++) { - var current = files_1[_i]; - var name_1 = combinePaths(path, current); + files = files.slice().sort(comparer); + directories = directories.slice().sort(comparer); + var _loop_1 = function (current) { + var name = combinePaths(path, current); var absoluteName = combinePaths(absolutePath, current); - if ((!extensions || fileExtensionIsAny(name_1, extensions)) && - (!includeFileRegex || includeFileRegex.test(absoluteName)) && - (!excludeRegex || !excludeRegex.test(absoluteName))) { - result.push(name_1); + if (extensions && !fileExtensionIsAny(name, extensions)) + return "continue"; + if (excludeRegex && excludeRegex.test(absoluteName)) + return "continue"; + if (!includeFileRegexes) { + results[0].push(name); + } + else { + var includeIndex = findIndex(includeFileRegexes, function (re) { return re.test(absoluteName); }); + if (includeIndex !== -1) { + results[includeIndex].push(name); + } } + }; + for (var _i = 0, files_1 = files; _i < files_1.length; _i++) { + var current = files_1[_i]; + _loop_1(current); } for (var _b = 0, directories_1 = directories; _b < directories_1.length; _b++) { var current = directories_1[_b]; - var name_2 = combinePaths(path, current); + var name = combinePaths(path, current); var absoluteName = combinePaths(absolutePath, current); if ((!includeDirectoryRegex || includeDirectoryRegex.test(absoluteName)) && (!excludeRegex || !excludeRegex.test(absoluteName))) { - visitDirectory(name_2, absoluteName); + visitDirectory(name, absoluteName); } } } @@ -2952,7 +3100,7 @@ var ts; } // Sort the offsets array using either the literal or canonical path representations. includeBasePaths.sort(useCaseSensitiveFileNames ? compareStrings : compareStringsCaseInsensitive); - var _loop_1 = function (includeBasePath) { + var _loop_2 = function (includeBasePath) { if (ts.every(basePaths, function (basePath) { return !containsPath(basePath, includeBasePath, path, !useCaseSensitiveFileNames); })) { basePaths.push(includeBasePath); } @@ -2961,7 +3109,7 @@ var ts; // subpath of an existing base path for (var _a = 0, includeBasePaths_1 = includeBasePaths; _a < includeBasePaths_1.length; _a++) { var includeBasePath = includeBasePaths_1[_a]; - _loop_1(includeBasePath); + _loop_2(includeBasePath); } } return basePaths; @@ -3010,8 +3158,19 @@ var ts; ts.supportedTypescriptExtensionsForExtractExtension = [".d.ts", ".ts", ".tsx"]; ts.supportedJavascriptExtensions = [".js", ".jsx"]; var allSupportedExtensions = ts.supportedTypeScriptExtensions.concat(ts.supportedJavascriptExtensions); - function getSupportedExtensions(options) { - return options && options.allowJs ? allSupportedExtensions : ts.supportedTypeScriptExtensions; + function getSupportedExtensions(options, extraFileExtensions) { + var needAllExtensions = options && options.allowJs; + if (!extraFileExtensions || extraFileExtensions.length === 0 || !needAllExtensions) { + return needAllExtensions ? allSupportedExtensions : ts.supportedTypeScriptExtensions; + } + var extensions = allSupportedExtensions.slice(0); + for (var _i = 0, extraFileExtensions_1 = extraFileExtensions; _i < extraFileExtensions_1.length; _i++) { + var extInfo = extraFileExtensions_1[_i]; + if (extensions.indexOf(extInfo.extension) === -1) { + extensions.push(extInfo.extension); + } + } + return extensions; } ts.getSupportedExtensions = getSupportedExtensions; function hasJavaScriptFileExtension(fileName) { @@ -3022,11 +3181,11 @@ var ts; return forEach(ts.supportedTypeScriptExtensions, function (extension) { return fileExtensionIs(fileName, extension); }); } ts.hasTypeScriptFileExtension = hasTypeScriptFileExtension; - function isSupportedSourceFileName(fileName, compilerOptions) { + function isSupportedSourceFileName(fileName, compilerOptions, extraFileExtensions) { if (!fileName) { return false; } - for (var _i = 0, _a = getSupportedExtensions(compilerOptions); _i < _a.length; _i++) { + for (var _i = 0, _a = getSupportedExtensions(compilerOptions, extraFileExtensions); _i < _a.length; _i++) { var extension = _a[_i]; if (fileExtensionIs(fileName, extension)) { return true; @@ -3044,14 +3203,13 @@ var ts; (function (ExtensionPriority) { ExtensionPriority[ExtensionPriority["TypeScriptFiles"] = 0] = "TypeScriptFiles"; ExtensionPriority[ExtensionPriority["DeclarationAndJavaScriptFiles"] = 2] = "DeclarationAndJavaScriptFiles"; - ExtensionPriority[ExtensionPriority["Limit"] = 5] = "Limit"; ExtensionPriority[ExtensionPriority["Highest"] = 0] = "Highest"; ExtensionPriority[ExtensionPriority["Lowest"] = 2] = "Lowest"; })(ExtensionPriority = ts.ExtensionPriority || (ts.ExtensionPriority = {})); function getExtensionPriority(path, supportedExtensions) { for (var i = supportedExtensions.length - 1; i >= 0; i--) { if (fileExtensionIs(path, supportedExtensions[i])) { - return adjustExtensionPriority(i); + return adjustExtensionPriority(i, supportedExtensions); } } // If its not in the list of supported extensions, this is likely a @@ -3062,27 +3220,27 @@ var ts; /** * Adjusts an extension priority to be the highest priority within the same range. */ - function adjustExtensionPriority(extensionPriority) { + function adjustExtensionPriority(extensionPriority, supportedExtensions) { if (extensionPriority < 2 /* DeclarationAndJavaScriptFiles */) { return 0 /* TypeScriptFiles */; } - else if (extensionPriority < 5 /* Limit */) { + else if (extensionPriority < supportedExtensions.length) { return 2 /* DeclarationAndJavaScriptFiles */; } else { - return 5 /* Limit */; + return supportedExtensions.length; } } ts.adjustExtensionPriority = adjustExtensionPriority; /** * Gets the next lowest extension priority for a given priority. */ - function getNextLowestExtensionPriority(extensionPriority) { + function getNextLowestExtensionPriority(extensionPriority, supportedExtensions) { if (extensionPriority < 2 /* DeclarationAndJavaScriptFiles */) { return 2 /* DeclarationAndJavaScriptFiles */; } else { - return 5 /* Limit */; + return supportedExtensions.length; } } ts.getNextLowestExtensionPriority = getNextLowestExtensionPriority; @@ -3329,144 +3487,30 @@ var ts; } } ts.tryGetExtensionFromPath = tryGetExtensionFromPath; + function isCheckJsEnabledForFile(sourceFile, compilerOptions) { + return sourceFile.checkJsDirective ? sourceFile.checkJsDirective.enabled : compilerOptions.checkJs; + } + ts.isCheckJsEnabledForFile = isCheckJsEnabledForFile; })(ts || (ts = {})); /// <reference path="core.ts"/> var ts; (function (ts) { - ts.sys = (function () { - function getWScriptSystem() { - var fso = new ActiveXObject("Scripting.FileSystemObject"); - var shell = new ActiveXObject("WScript.Shell"); - var fileStream = new ActiveXObject("ADODB.Stream"); - fileStream.Type = 2 /*text*/; - var binaryStream = new ActiveXObject("ADODB.Stream"); - binaryStream.Type = 1 /*binary*/; - var args = []; - for (var i = 0; i < WScript.Arguments.length; i++) { - args[i] = WScript.Arguments.Item(i); - } - function readFile(fileName, encoding) { - if (!fso.FileExists(fileName)) { - return undefined; - } - fileStream.Open(); - try { - if (encoding) { - fileStream.Charset = encoding; - fileStream.LoadFromFile(fileName); - } - else { - // Load file and read the first two bytes into a string with no interpretation - fileStream.Charset = "x-ansi"; - fileStream.LoadFromFile(fileName); - var bom = fileStream.ReadText(2) || ""; - // Position must be at 0 before encoding can be changed - fileStream.Position = 0; - // [0xFF,0xFE] and [0xFE,0xFF] mean utf-16 (little or big endian), otherwise default to utf-8 - fileStream.Charset = bom.length >= 2 && (bom.charCodeAt(0) === 0xFF && bom.charCodeAt(1) === 0xFE || bom.charCodeAt(0) === 0xFE && bom.charCodeAt(1) === 0xFF) ? "unicode" : "utf-8"; - } - // ReadText method always strips byte order mark from resulting string - return fileStream.ReadText(); - } - catch (e) { - throw e; - } - finally { - fileStream.Close(); - } - } - function writeFile(fileName, data, writeByteOrderMark) { - fileStream.Open(); - binaryStream.Open(); - try { - // Write characters in UTF-8 encoding - fileStream.Charset = "utf-8"; - fileStream.WriteText(data); - // If we don't want the BOM, then skip it by setting the starting location to 3 (size of BOM). - // If not, start from position 0, as the BOM will be added automatically when charset==utf8. - if (writeByteOrderMark) { - fileStream.Position = 0; - } - else { - fileStream.Position = 3; - } - fileStream.CopyTo(binaryStream); - binaryStream.SaveToFile(fileName, 2 /*overwrite*/); - } - finally { - binaryStream.Close(); - fileStream.Close(); - } - } - function getNames(collection) { - var result = []; - for (var e = new Enumerator(collection); !e.atEnd(); e.moveNext()) { - result.push(e.item().Name); - } - return result.sort(); - } - function getDirectories(path) { - var folder = fso.GetFolder(path); - return getNames(folder.subfolders); - } - function getAccessibleFileSystemEntries(path) { - try { - var folder = fso.GetFolder(path || "."); - var files = getNames(folder.files); - var directories = getNames(folder.subfolders); - return { files: files, directories: directories }; - } - catch (e) { - return { files: [], directories: [] }; - } - } - function readDirectory(path, extensions, excludes, includes) { - return ts.matchFiles(path, extensions, excludes, includes, /*useCaseSensitiveFileNames*/ false, shell.CurrentDirectory, getAccessibleFileSystemEntries); - } - var wscriptSystem = { - args: args, - newLine: "\r\n", - useCaseSensitiveFileNames: false, - write: function (s) { - WScript.StdOut.Write(s); - }, - readFile: readFile, - writeFile: writeFile, - resolvePath: function (path) { - return fso.GetAbsolutePathName(path); - }, - fileExists: function (path) { - return fso.FileExists(path); - }, - directoryExists: function (path) { - return fso.FolderExists(path); - }, - createDirectory: function (directoryName) { - if (!wscriptSystem.directoryExists(directoryName)) { - fso.CreateFolder(directoryName); - } - }, - getExecutingFilePath: function () { - return WScript.ScriptFullName; - }, - getCurrentDirectory: function () { - return shell.CurrentDirectory; - }, - getDirectories: getDirectories, - getEnvironmentVariable: function (name) { - return new ActiveXObject("WScript.Shell").ExpandEnvironmentStrings("%" + name + "%"); - }, - readDirectory: readDirectory, - exit: function (exitCode) { - try { - WScript.Quit(exitCode); - } - catch (e) { - } - } - }; - return wscriptSystem; + function getNodeMajorVersion() { + if (typeof process === "undefined") { + return undefined; } + var version = process.version; + if (!version) { + return undefined; + } + var dot = version.indexOf("."); + if (dot === -1) { + return undefined; + } + return parseInt(version.substring(1, dot)); + } + ts.getNodeMajorVersion = getNodeMajorVersion; + ts.sys = (function () { function getNodeSystem() { var _fs = require("fs"); var _path = require("path"); @@ -3476,32 +3520,32 @@ var ts; function createWatchedFileSet() { var dirWatchers = ts.createMap(); // One file can have multiple watchers - var fileWatcherCallbacks = ts.createMap(); + var fileWatcherCallbacks = ts.createMultiMap(); return { addFile: addFile, removeFile: removeFile }; function reduceDirWatcherRefCountForFile(fileName) { var dirName = ts.getDirectoryPath(fileName); - var watcher = dirWatchers[dirName]; + var watcher = dirWatchers.get(dirName); if (watcher) { watcher.referenceCount -= 1; if (watcher.referenceCount <= 0) { watcher.close(); - delete dirWatchers[dirName]; + dirWatchers.delete(dirName); } } } function addDirWatcher(dirPath) { - var watcher = dirWatchers[dirPath]; + var watcher = dirWatchers.get(dirPath); if (watcher) { watcher.referenceCount += 1; return; } watcher = _fs.watch(dirPath, { persistent: true }, function (eventName, relativeFileName) { return fileEventHandler(eventName, relativeFileName, dirPath); }); watcher.referenceCount = 1; - dirWatchers[dirPath] = watcher; + dirWatchers.set(dirPath, watcher); return; } function addFileWatcherCallback(filePath, callback) { - ts.multiMapAdd(fileWatcherCallbacks, filePath, callback); + fileWatcherCallbacks.add(filePath, callback); } function addFile(fileName, callback) { addFileWatcherCallback(fileName, callback); @@ -3513,7 +3557,7 @@ var ts; reduceDirWatcherRefCountForFile(watchedFile.fileName); } function removeFileWatcherCallback(filePath, callback) { - ts.multiMapRemove(fileWatcherCallbacks, filePath, callback); + fileWatcherCallbacks.remove(filePath, callback); } function fileEventHandler(eventName, relativeFileName, baseDirPath) { // When files are deleted from disk, the triggered "rename" event would have a relativefileName of "undefined" @@ -3521,18 +3565,20 @@ var ts; ? undefined : ts.getNormalizedAbsolutePath(relativeFileName, baseDirPath); // Some applications save a working file via rename operations - if ((eventName === "change" || eventName === "rename") && fileWatcherCallbacks[fileName]) { - for (var _i = 0, _a = fileWatcherCallbacks[fileName]; _i < _a.length; _i++) { - var fileCallback = _a[_i]; - fileCallback(fileName); + if ((eventName === "change" || eventName === "rename")) { + var callbacks = fileWatcherCallbacks.get(fileName); + if (callbacks) { + for (var _i = 0, callbacks_1 = callbacks; _i < callbacks_1.length; _i++) { + var fileCallback = callbacks_1[_i]; + fileCallback(fileName); + } } } } } var watchedFileSet = createWatchedFileSet(); - function isNode4OrLater() { - return parseInt(process.version.charAt(1)) >= 4; - } + var nodeVersion = getNodeMajorVersion(); + var isNode4OrLater = nodeVersion >= 4; function isFileSystemCaseSensitive() { // win32\win64 are case insensitive platforms if (platform === "win32" || platform === "win64") { @@ -3553,7 +3599,7 @@ var ts; if (len >= 2 && buffer[0] === 0xFE && buffer[1] === 0xFF) { // Big endian UTF-16 byte order mark detected. Since big endian is not supported by node.js, // flip all byte pairs and treat as little endian. - len &= ~1; + len &= ~1; // Round down to a multiple of 2 for (var i = 0; i < len; i += 2) { var temp = buffer[i]; buffer[i] = buffer[i + 1]; @@ -3580,7 +3626,7 @@ var ts; var fd; try { fd = _fs.openSync(fileName, "w"); - _fs.writeSync(fd, data, undefined, "utf8"); + _fs.writeSync(fd, data, /*position*/ undefined, "utf8"); } finally { if (fd !== undefined) { @@ -3600,10 +3646,10 @@ var ts; if (entry === "." || entry === "..") { continue; } - var name_3 = ts.combinePaths(path, entry); + var name = ts.combinePaths(path, entry); var stat = void 0; try { - stat = _fs.statSync(name_3); + stat = _fs.statSync(name); } catch (e) { continue; @@ -3685,9 +3731,10 @@ var ts; // (ref: https://github.com/nodejs/node/pull/2649 and https://github.com/Microsoft/TypeScript/issues/4643) var options; if (!directoryExists(directoryName)) { + // do nothing if target folder does not exist return noOpFileWatcher; } - if (isNode4OrLater() && (process.platform === "win32" || process.platform === "darwin")) { + if (isNode4OrLater && (process.platform === "win32" || process.platform === "darwin")) { options = { persistent: true, recursive: !!recursive }; } else { @@ -3701,7 +3748,6 @@ var ts; // When deleting a file, the passed baseFileName is null callback(!relativeFileName ? relativeFileName : ts.normalizePath(ts.combinePaths(directoryName, relativeFileName))); } - ; }); }, resolvePath: function (path) { @@ -3765,6 +3811,7 @@ var ts; require("source-map-support").install(); } catch (e) { + // Could not enable source maps. } }, setTimeout: setTimeout, @@ -3820,9 +3867,6 @@ var ts; if (typeof ChakraHost !== "undefined") { sys = getChakraSystem(); } - else if (typeof WScript !== "undefined" && typeof ActiveXObject === "function") { - sys = getWScriptSystem(); - } else if (typeof process !== "undefined" && process.nextTick && !process.browser && typeof require !== "undefined") { // process and process.nextTick checks if current environment is node-like // process.browser check excludes webpack and browserify @@ -3897,11 +3941,11 @@ var ts; Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value: { code: 1055, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Prom_1055", message: "Type '{0}' is not a valid async function return type in ES5/ES3 because it does not refer to a Promise-compatible constructor value." }, Accessors_are_only_available_when_targeting_ECMAScript_5_and_higher: { code: 1056, category: ts.DiagnosticCategory.Error, key: "Accessors_are_only_available_when_targeting_ECMAScript_5_and_higher_1056", message: "Accessors are only available when targeting ECMAScript 5 and higher." }, An_async_function_or_method_must_have_a_valid_awaitable_return_type: { code: 1057, category: ts.DiagnosticCategory.Error, key: "An_async_function_or_method_must_have_a_valid_awaitable_return_type_1057", message: "An async function or method must have a valid awaitable return type." }, - Operand_for_await_does_not_have_a_valid_callable_then_member: { code: 1058, category: ts.DiagnosticCategory.Error, key: "Operand_for_await_does_not_have_a_valid_callable_then_member_1058", message: "Operand for 'await' does not have a valid callable 'then' member." }, - Return_expression_in_async_function_does_not_have_a_valid_callable_then_member: { code: 1059, category: ts.DiagnosticCategory.Error, key: "Return_expression_in_async_function_does_not_have_a_valid_callable_then_member_1059", message: "Return expression in async function does not have a valid callable 'then' member." }, - Expression_body_for_async_arrow_function_does_not_have_a_valid_callable_then_member: { code: 1060, category: ts.DiagnosticCategory.Error, key: "Expression_body_for_async_arrow_function_does_not_have_a_valid_callable_then_member_1060", message: "Expression body for async arrow function does not have a valid callable 'then' member." }, + The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member: { code: 1058, category: ts.DiagnosticCategory.Error, key: "The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_t_1058", message: "The return type of an async function must either be a valid promise or must not contain a callable 'then' member." }, + A_promise_must_have_a_then_method: { code: 1059, category: ts.DiagnosticCategory.Error, key: "A_promise_must_have_a_then_method_1059", message: "A promise must have a 'then' method." }, + The_first_parameter_of_the_then_method_of_a_promise_must_be_a_callback: { code: 1060, category: ts.DiagnosticCategory.Error, key: "The_first_parameter_of_the_then_method_of_a_promise_must_be_a_callback_1060", message: "The first parameter of the 'then' method of a promise must be a callback." }, Enum_member_must_have_initializer: { code: 1061, category: ts.DiagnosticCategory.Error, key: "Enum_member_must_have_initializer_1061", message: "Enum member must have initializer." }, - _0_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method: { code: 1062, category: ts.DiagnosticCategory.Error, key: "_0_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method_1062", message: "{0} is referenced directly or indirectly in the fulfillment callback of its own 'then' method." }, + Type_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method: { code: 1062, category: ts.DiagnosticCategory.Error, key: "Type_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method_1062", message: "Type is referenced directly or indirectly in the fulfillment callback of its own 'then' method." }, An_export_assignment_cannot_be_used_in_a_namespace: { code: 1063, category: ts.DiagnosticCategory.Error, key: "An_export_assignment_cannot_be_used_in_a_namespace_1063", message: "An export assignment cannot be used in a namespace." }, The_return_type_of_an_async_function_or_method_must_be_the_global_Promise_T_type: { code: 1064, category: ts.DiagnosticCategory.Error, key: "The_return_type_of_an_async_function_or_method_must_be_the_global_Promise_T_type_1064", message: "The return type of an async function or method must be the global Promise<T> type." }, In_ambient_enum_declarations_member_initializer_must_be_constant_expression: { code: 1066, category: ts.DiagnosticCategory.Error, key: "In_ambient_enum_declarations_member_initializer_must_be_constant_expression_1066", message: "In ambient enum declarations member initializer must be constant expression." }, @@ -3910,7 +3954,7 @@ var ts; _0_modifier_cannot_appear_on_an_index_signature: { code: 1071, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_appear_on_an_index_signature_1071", message: "'{0}' modifier cannot appear on an index signature." }, A_0_modifier_cannot_be_used_with_an_import_declaration: { code: 1079, category: ts.DiagnosticCategory.Error, key: "A_0_modifier_cannot_be_used_with_an_import_declaration_1079", message: "A '{0}' modifier cannot be used with an import declaration." }, Invalid_reference_directive_syntax: { code: 1084, category: ts.DiagnosticCategory.Error, key: "Invalid_reference_directive_syntax_1084", message: "Invalid 'reference' directive syntax." }, - Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher: { code: 1085, category: ts.DiagnosticCategory.Error, key: "Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher_1085", message: "Octal literals are not available when targeting ECMAScript 5 and higher." }, + Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher_Use_the_syntax_0: { code: 1085, category: ts.DiagnosticCategory.Error, key: "Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher_Use_the_syntax_0_1085", message: "Octal literals are not available when targeting ECMAScript 5 and higher. Use the syntax '{0}'." }, An_accessor_cannot_be_declared_in_an_ambient_context: { code: 1086, category: ts.DiagnosticCategory.Error, key: "An_accessor_cannot_be_declared_in_an_ambient_context_1086", message: "An accessor cannot be declared in an ambient context." }, _0_modifier_cannot_appear_on_a_constructor_declaration: { code: 1089, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_appear_on_a_constructor_declaration_1089", message: "'{0}' modifier cannot appear on a constructor declaration." }, _0_modifier_cannot_appear_on_a_parameter: { code: 1090, category: ts.DiagnosticCategory.Error, key: "_0_modifier_cannot_appear_on_a_parameter_1090", message: "'{0}' modifier cannot appear on a parameter." }, @@ -3926,6 +3970,7 @@ var ts; Invalid_use_of_0_in_strict_mode: { code: 1100, category: ts.DiagnosticCategory.Error, key: "Invalid_use_of_0_in_strict_mode_1100", message: "Invalid use of '{0}' in strict mode." }, with_statements_are_not_allowed_in_strict_mode: { code: 1101, category: ts.DiagnosticCategory.Error, key: "with_statements_are_not_allowed_in_strict_mode_1101", message: "'with' statements are not allowed in strict mode." }, delete_cannot_be_called_on_an_identifier_in_strict_mode: { code: 1102, category: ts.DiagnosticCategory.Error, key: "delete_cannot_be_called_on_an_identifier_in_strict_mode_1102", message: "'delete' cannot be called on an identifier in strict mode." }, + A_for_await_of_statement_is_only_allowed_within_an_async_function_or_async_generator: { code: 1103, category: ts.DiagnosticCategory.Error, key: "A_for_await_of_statement_is_only_allowed_within_an_async_function_or_async_generator_1103", message: "A 'for-await-of' statement is only allowed within an async function or async generator." }, A_continue_statement_can_only_be_used_within_an_enclosing_iteration_statement: { code: 1104, category: ts.DiagnosticCategory.Error, key: "A_continue_statement_can_only_be_used_within_an_enclosing_iteration_statement_1104", message: "A 'continue' statement can only be used within an enclosing iteration statement." }, A_break_statement_can_only_be_used_within_an_enclosing_iteration_or_switch_statement: { code: 1105, category: ts.DiagnosticCategory.Error, key: "A_break_statement_can_only_be_used_within_an_enclosing_iteration_or_switch_statement_1105", message: "A 'break' statement can only be used within an enclosing iteration or switch statement." }, Jump_target_cannot_cross_function_boundary: { code: 1107, category: ts.DiagnosticCategory.Error, key: "Jump_target_cannot_cross_function_boundary_1107", message: "Jump target cannot cross function boundary." }, @@ -3933,7 +3978,7 @@ var ts; Expression_expected: { code: 1109, category: ts.DiagnosticCategory.Error, key: "Expression_expected_1109", message: "Expression expected." }, Type_expected: { code: 1110, category: ts.DiagnosticCategory.Error, key: "Type_expected_1110", message: "Type expected." }, A_default_clause_cannot_appear_more_than_once_in_a_switch_statement: { code: 1113, category: ts.DiagnosticCategory.Error, key: "A_default_clause_cannot_appear_more_than_once_in_a_switch_statement_1113", message: "A 'default' clause cannot appear more than once in a 'switch' statement." }, - Duplicate_label_0: { code: 1114, category: ts.DiagnosticCategory.Error, key: "Duplicate_label_0_1114", message: "Duplicate label '{0}'" }, + Duplicate_label_0: { code: 1114, category: ts.DiagnosticCategory.Error, key: "Duplicate_label_0_1114", message: "Duplicate label '{0}'." }, A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement: { code: 1115, category: ts.DiagnosticCategory.Error, key: "A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement_1115", message: "A 'continue' statement can only jump to a label of an enclosing iteration statement." }, A_break_statement_can_only_jump_to_a_label_of_an_enclosing_statement: { code: 1116, category: ts.DiagnosticCategory.Error, key: "A_break_statement_can_only_jump_to_a_label_of_an_enclosing_statement_1116", message: "A 'break' statement can only jump to a label of an enclosing statement." }, An_object_literal_cannot_have_multiple_properties_with_the_same_name_in_strict_mode: { code: 1117, category: ts.DiagnosticCategory.Error, key: "An_object_literal_cannot_have_multiple_properties_with_the_same_name_in_strict_mode_1117", message: "An object literal cannot have multiple properties with the same name in strict mode." }, @@ -3965,9 +4010,9 @@ var ts; Declaration_expected: { code: 1146, category: ts.DiagnosticCategory.Error, key: "Declaration_expected_1146", message: "Declaration expected." }, Import_declarations_in_a_namespace_cannot_reference_a_module: { code: 1147, category: ts.DiagnosticCategory.Error, key: "Import_declarations_in_a_namespace_cannot_reference_a_module_1147", message: "Import declarations in a namespace cannot reference a module." }, Cannot_use_imports_exports_or_module_augmentations_when_module_is_none: { code: 1148, category: ts.DiagnosticCategory.Error, key: "Cannot_use_imports_exports_or_module_augmentations_when_module_is_none_1148", message: "Cannot use imports, exports, or module augmentations when '--module' is 'none'." }, - File_name_0_differs_from_already_included_file_name_1_only_in_casing: { code: 1149, category: ts.DiagnosticCategory.Error, key: "File_name_0_differs_from_already_included_file_name_1_only_in_casing_1149", message: "File name '{0}' differs from already included file name '{1}' only in casing" }, + File_name_0_differs_from_already_included_file_name_1_only_in_casing: { code: 1149, category: ts.DiagnosticCategory.Error, key: "File_name_0_differs_from_already_included_file_name_1_only_in_casing_1149", message: "File name '{0}' differs from already included file name '{1}' only in casing." }, new_T_cannot_be_used_to_create_an_array_Use_new_Array_T_instead: { code: 1150, category: ts.DiagnosticCategory.Error, key: "new_T_cannot_be_used_to_create_an_array_Use_new_Array_T_instead_1150", message: "'new T[]' cannot be used to create an array. Use 'new Array<T>()' instead." }, - const_declarations_must_be_initialized: { code: 1155, category: ts.DiagnosticCategory.Error, key: "const_declarations_must_be_initialized_1155", message: "'const' declarations must be initialized" }, + const_declarations_must_be_initialized: { code: 1155, category: ts.DiagnosticCategory.Error, key: "const_declarations_must_be_initialized_1155", message: "'const' declarations must be initialized." }, const_declarations_can_only_be_declared_inside_a_block: { code: 1156, category: ts.DiagnosticCategory.Error, key: "const_declarations_can_only_be_declared_inside_a_block_1156", message: "'const' declarations can only be declared inside a block." }, let_declarations_can_only_be_declared_inside_a_block: { code: 1157, category: ts.DiagnosticCategory.Error, key: "let_declarations_can_only_be_declared_inside_a_block_1157", message: "'let' declarations can only be declared inside a block." }, Unterminated_template_literal: { code: 1160, category: ts.DiagnosticCategory.Error, key: "Unterminated_template_literal_1160", message: "Unterminated template literal." }, @@ -4016,11 +4061,12 @@ var ts; Cannot_compile_namespaces_when_the_isolatedModules_flag_is_provided: { code: 1208, category: ts.DiagnosticCategory.Error, key: "Cannot_compile_namespaces_when_the_isolatedModules_flag_is_provided_1208", message: "Cannot compile namespaces when the '--isolatedModules' flag is provided." }, Ambient_const_enums_are_not_allowed_when_the_isolatedModules_flag_is_provided: { code: 1209, category: ts.DiagnosticCategory.Error, key: "Ambient_const_enums_are_not_allowed_when_the_isolatedModules_flag_is_provided_1209", message: "Ambient const enums are not allowed when the '--isolatedModules' flag is provided." }, Invalid_use_of_0_Class_definitions_are_automatically_in_strict_mode: { code: 1210, category: ts.DiagnosticCategory.Error, key: "Invalid_use_of_0_Class_definitions_are_automatically_in_strict_mode_1210", message: "Invalid use of '{0}'. Class definitions are automatically in strict mode." }, - A_class_declaration_without_the_default_modifier_must_have_a_name: { code: 1211, category: ts.DiagnosticCategory.Error, key: "A_class_declaration_without_the_default_modifier_must_have_a_name_1211", message: "A class declaration without the 'default' modifier must have a name" }, - Identifier_expected_0_is_a_reserved_word_in_strict_mode: { code: 1212, category: ts.DiagnosticCategory.Error, key: "Identifier_expected_0_is_a_reserved_word_in_strict_mode_1212", message: "Identifier expected. '{0}' is a reserved word in strict mode" }, + A_class_declaration_without_the_default_modifier_must_have_a_name: { code: 1211, category: ts.DiagnosticCategory.Error, key: "A_class_declaration_without_the_default_modifier_must_have_a_name_1211", message: "A class declaration without the 'default' modifier must have a name." }, + Identifier_expected_0_is_a_reserved_word_in_strict_mode: { code: 1212, category: ts.DiagnosticCategory.Error, key: "Identifier_expected_0_is_a_reserved_word_in_strict_mode_1212", message: "Identifier expected. '{0}' is a reserved word in strict mode." }, Identifier_expected_0_is_a_reserved_word_in_strict_mode_Class_definitions_are_automatically_in_strict_mode: { code: 1213, category: ts.DiagnosticCategory.Error, key: "Identifier_expected_0_is_a_reserved_word_in_strict_mode_Class_definitions_are_automatically_in_stric_1213", message: "Identifier expected. '{0}' is a reserved word in strict mode. Class definitions are automatically in strict mode." }, Identifier_expected_0_is_a_reserved_word_in_strict_mode_Modules_are_automatically_in_strict_mode: { code: 1214, category: ts.DiagnosticCategory.Error, key: "Identifier_expected_0_is_a_reserved_word_in_strict_mode_Modules_are_automatically_in_strict_mode_1214", message: "Identifier expected. '{0}' is a reserved word in strict mode. Modules are automatically in strict mode." }, Invalid_use_of_0_Modules_are_automatically_in_strict_mode: { code: 1215, category: ts.DiagnosticCategory.Error, key: "Invalid_use_of_0_Modules_are_automatically_in_strict_mode_1215", message: "Invalid use of '{0}'. Modules are automatically in strict mode." }, + Identifier_expected_esModule_is_reserved_as_an_exported_marker_when_transforming_ECMAScript_modules: { code: 1216, category: ts.DiagnosticCategory.Error, key: "Identifier_expected_esModule_is_reserved_as_an_exported_marker_when_transforming_ECMAScript_modules_1216", message: "Identifier expected. '__esModule' is reserved as an exported marker when transforming ECMAScript modules." }, Export_assignment_is_not_supported_when_module_flag_is_system: { code: 1218, category: ts.DiagnosticCategory.Error, key: "Export_assignment_is_not_supported_when_module_flag_is_system_1218", message: "Export assignment is not supported when '--module' flag is 'system'." }, Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_the_experimentalDecorators_option_to_remove_this_warning: { code: 1219, category: ts.DiagnosticCategory.Error, key: "Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_t_1219", message: "Experimental support for decorators is a feature that is subject to change in a future release. Set the 'experimentalDecorators' option to remove this warning." }, Generators_are_only_available_when_targeting_ECMAScript_2015_or_higher: { code: 1220, category: ts.DiagnosticCategory.Error, key: "Generators_are_only_available_when_targeting_ECMAScript_2015_or_higher_1220", message: "Generators are only available when targeting ECMAScript 2015 or higher." }, @@ -4066,6 +4112,11 @@ var ts; Global_module_exports_may_only_appear_in_declaration_files: { code: 1315, category: ts.DiagnosticCategory.Error, key: "Global_module_exports_may_only_appear_in_declaration_files_1315", message: "Global module exports may only appear in declaration files." }, Global_module_exports_may_only_appear_at_top_level: { code: 1316, category: ts.DiagnosticCategory.Error, key: "Global_module_exports_may_only_appear_at_top_level_1316", message: "Global module exports may only appear at top level." }, A_parameter_property_cannot_be_declared_using_a_rest_parameter: { code: 1317, category: ts.DiagnosticCategory.Error, key: "A_parameter_property_cannot_be_declared_using_a_rest_parameter_1317", message: "A parameter property cannot be declared using a rest parameter." }, + An_abstract_accessor_cannot_have_an_implementation: { code: 1318, category: ts.DiagnosticCategory.Error, key: "An_abstract_accessor_cannot_have_an_implementation_1318", message: "An abstract accessor cannot have an implementation." }, + A_default_export_can_only_be_used_in_an_ECMAScript_style_module: { code: 1319, category: ts.DiagnosticCategory.Error, key: "A_default_export_can_only_be_used_in_an_ECMAScript_style_module_1319", message: "A default export can only be used in an ECMAScript-style module." }, + Type_of_await_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member: { code: 1320, category: ts.DiagnosticCategory.Error, key: "Type_of_await_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member_1320", message: "Type of 'await' operand must either be a valid promise or must not contain a callable 'then' member." }, + Type_of_yield_operand_in_an_async_generator_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member: { code: 1321, category: ts.DiagnosticCategory.Error, key: "Type_of_yield_operand_in_an_async_generator_must_either_be_a_valid_promise_or_must_not_contain_a_cal_1321", message: "Type of 'yield' operand in an async generator must either be a valid promise or must not contain a callable 'then' member." }, + Type_of_iterated_elements_of_a_yield_Asterisk_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member: { code: 1322, category: ts.DiagnosticCategory.Error, key: "Type_of_iterated_elements_of_a_yield_Asterisk_operand_must_either_be_a_valid_promise_or_must_not_con_1322", message: "Type of iterated elements of a 'yield*' operand must either be a valid promise or must not contain a callable 'then' member." }, Duplicate_identifier_0: { code: 2300, category: ts.DiagnosticCategory.Error, key: "Duplicate_identifier_0_2300", message: "Duplicate identifier '{0}'." }, Initializer_of_instance_member_variable_0_cannot_reference_identifier_1_declared_in_the_constructor: { code: 2301, category: ts.DiagnosticCategory.Error, key: "Initializer_of_instance_member_variable_0_cannot_reference_identifier_1_declared_in_the_constructor_2301", message: "Initializer of instance member variable '{0}' cannot reference identifier '{1}' declared in the constructor." }, Static_members_cannot_reference_class_type_parameters: { code: 2302, category: ts.DiagnosticCategory.Error, key: "Static_members_cannot_reference_class_type_parameters_2302", message: "Static members cannot reference class type parameters." }, @@ -4109,6 +4160,7 @@ var ts; Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword: { code: 2340, category: ts.DiagnosticCategory.Error, key: "Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword_2340", message: "Only public and protected methods of the base class are accessible via the 'super' keyword." }, Property_0_is_private_and_only_accessible_within_class_1: { code: 2341, category: ts.DiagnosticCategory.Error, key: "Property_0_is_private_and_only_accessible_within_class_1_2341", message: "Property '{0}' is private and only accessible within class '{1}'." }, An_index_expression_argument_must_be_of_type_string_number_symbol_or_any: { code: 2342, category: ts.DiagnosticCategory.Error, key: "An_index_expression_argument_must_be_of_type_string_number_symbol_or_any_2342", message: "An index expression argument must be of type 'string', 'number', 'symbol', or 'any'." }, + This_syntax_requires_an_imported_helper_named_1_but_module_0_has_no_exported_member_1: { code: 2343, category: ts.DiagnosticCategory.Error, key: "This_syntax_requires_an_imported_helper_named_1_but_module_0_has_no_exported_member_1_2343", message: "This syntax requires an imported helper named '{1}', but module '{0}' has no exported member '{1}'." }, Type_0_does_not_satisfy_the_constraint_1: { code: 2344, category: ts.DiagnosticCategory.Error, key: "Type_0_does_not_satisfy_the_constraint_1_2344", message: "Type '{0}' does not satisfy the constraint '{1}'." }, Argument_of_type_0_is_not_assignable_to_parameter_of_type_1: { code: 2345, category: ts.DiagnosticCategory.Error, key: "Argument_of_type_0_is_not_assignable_to_parameter_of_type_1_2345", message: "Argument of type '{0}' is not assignable to parameter of type '{1}'." }, Supplied_parameters_do_not_match_any_signature_of_call_target: { code: 2346, category: ts.DiagnosticCategory.Error, key: "Supplied_parameters_do_not_match_any_signature_of_call_target_2346", message: "Supplied parameters do not match any signature of call target." }, @@ -4119,19 +4171,20 @@ var ts; Cannot_use_new_with_an_expression_whose_type_lacks_a_call_or_construct_signature: { code: 2351, category: ts.DiagnosticCategory.Error, key: "Cannot_use_new_with_an_expression_whose_type_lacks_a_call_or_construct_signature_2351", message: "Cannot use 'new' with an expression whose type lacks a call or construct signature." }, Type_0_cannot_be_converted_to_type_1: { code: 2352, category: ts.DiagnosticCategory.Error, key: "Type_0_cannot_be_converted_to_type_1_2352", message: "Type '{0}' cannot be converted to type '{1}'." }, Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1: { code: 2353, category: ts.DiagnosticCategory.Error, key: "Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1_2353", message: "Object literal may only specify known properties, and '{0}' does not exist in type '{1}'." }, + This_syntax_requires_an_imported_helper_but_module_0_cannot_be_found: { code: 2354, category: ts.DiagnosticCategory.Error, key: "This_syntax_requires_an_imported_helper_but_module_0_cannot_be_found_2354", message: "This syntax requires an imported helper but module '{0}' cannot be found." }, A_function_whose_declared_type_is_neither_void_nor_any_must_return_a_value: { code: 2355, category: ts.DiagnosticCategory.Error, key: "A_function_whose_declared_type_is_neither_void_nor_any_must_return_a_value_2355", message: "A function whose declared type is neither 'void' nor 'any' must return a value." }, An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type: { code: 2356, category: ts.DiagnosticCategory.Error, key: "An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type_2356", message: "An arithmetic operand must be of type 'any', 'number' or an enum type." }, The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access: { code: 2357, category: ts.DiagnosticCategory.Error, key: "The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access_2357", message: "The operand of an increment or decrement operator must be a variable or a property access." }, The_left_hand_side_of_an_instanceof_expression_must_be_of_type_any_an_object_type_or_a_type_parameter: { code: 2358, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_an_instanceof_expression_must_be_of_type_any_an_object_type_or_a_type_paramete_2358", message: "The left-hand side of an 'instanceof' expression must be of type 'any', an object type or a type parameter." }, The_right_hand_side_of_an_instanceof_expression_must_be_of_type_any_or_of_a_type_assignable_to_the_Function_interface_type: { code: 2359, category: ts.DiagnosticCategory.Error, key: "The_right_hand_side_of_an_instanceof_expression_must_be_of_type_any_or_of_a_type_assignable_to_the_F_2359", message: "The right-hand side of an 'instanceof' expression must be of type 'any' or of a type assignable to the 'Function' interface type." }, The_left_hand_side_of_an_in_expression_must_be_of_type_any_string_number_or_symbol: { code: 2360, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_an_in_expression_must_be_of_type_any_string_number_or_symbol_2360", message: "The left-hand side of an 'in' expression must be of type 'any', 'string', 'number', or 'symbol'." }, - The_right_hand_side_of_an_in_expression_must_be_of_type_any_an_object_type_or_a_type_parameter: { code: 2361, category: ts.DiagnosticCategory.Error, key: "The_right_hand_side_of_an_in_expression_must_be_of_type_any_an_object_type_or_a_type_parameter_2361", message: "The right-hand side of an 'in' expression must be of type 'any', an object type or a type parameter" }, + The_right_hand_side_of_an_in_expression_must_be_of_type_any_an_object_type_or_a_type_parameter: { code: 2361, category: ts.DiagnosticCategory.Error, key: "The_right_hand_side_of_an_in_expression_must_be_of_type_any_an_object_type_or_a_type_parameter_2361", message: "The right-hand side of an 'in' expression must be of type 'any', an object type or a type parameter." }, The_left_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type: { code: 2362, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type_2362", message: "The left-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type." }, The_right_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type: { code: 2363, category: ts.DiagnosticCategory.Error, key: "The_right_hand_side_of_an_arithmetic_operation_must_be_of_type_any_number_or_an_enum_type_2363", message: "The right-hand side of an arithmetic operation must be of type 'any', 'number' or an enum type." }, The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access: { code: 2364, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access_2364", message: "The left-hand side of an assignment expression must be a variable or a property access." }, Operator_0_cannot_be_applied_to_types_1_and_2: { code: 2365, category: ts.DiagnosticCategory.Error, key: "Operator_0_cannot_be_applied_to_types_1_and_2_2365", message: "Operator '{0}' cannot be applied to types '{1}' and '{2}'." }, Function_lacks_ending_return_statement_and_return_type_does_not_include_undefined: { code: 2366, category: ts.DiagnosticCategory.Error, key: "Function_lacks_ending_return_statement_and_return_type_does_not_include_undefined_2366", message: "Function lacks ending return statement and return type does not include 'undefined'." }, - Type_parameter_name_cannot_be_0: { code: 2368, category: ts.DiagnosticCategory.Error, key: "Type_parameter_name_cannot_be_0_2368", message: "Type parameter name cannot be '{0}'" }, + Type_parameter_name_cannot_be_0: { code: 2368, category: ts.DiagnosticCategory.Error, key: "Type_parameter_name_cannot_be_0_2368", message: "Type parameter name cannot be '{0}'." }, A_parameter_property_is_only_allowed_in_a_constructor_implementation: { code: 2369, category: ts.DiagnosticCategory.Error, key: "A_parameter_property_is_only_allowed_in_a_constructor_implementation_2369", message: "A parameter property is only allowed in a constructor implementation." }, A_rest_parameter_must_be_of_an_array_type: { code: 2370, category: ts.DiagnosticCategory.Error, key: "A_rest_parameter_must_be_of_an_array_type_2370", message: "A rest parameter must be of an array type." }, A_parameter_initializer_is_only_allowed_in_a_function_or_constructor_implementation: { code: 2371, category: ts.DiagnosticCategory.Error, key: "A_parameter_initializer_is_only_allowed_in_a_function_or_constructor_implementation_2371", message: "A parameter initializer is only allowed in a function or constructor implementation." }, @@ -4171,12 +4224,12 @@ var ts; The_left_hand_side_of_a_for_in_statement_must_be_a_variable_or_a_property_access: { code: 2406, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_a_for_in_statement_must_be_a_variable_or_a_property_access_2406", message: "The left-hand side of a 'for...in' statement must be a variable or a property access." }, The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter: { code: 2407, category: ts.DiagnosticCategory.Error, key: "The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter_2407", message: "The right-hand side of a 'for...in' statement must be of type 'any', an object type or a type parameter." }, Setters_cannot_return_a_value: { code: 2408, category: ts.DiagnosticCategory.Error, key: "Setters_cannot_return_a_value_2408", message: "Setters cannot return a value." }, - Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class: { code: 2409, category: ts.DiagnosticCategory.Error, key: "Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class_2409", message: "Return type of constructor signature must be assignable to the instance type of the class" }, + Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class: { code: 2409, category: ts.DiagnosticCategory.Error, key: "Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class_2409", message: "Return type of constructor signature must be assignable to the instance type of the class." }, The_with_statement_is_not_supported_All_symbols_in_a_with_block_will_have_type_any: { code: 2410, category: ts.DiagnosticCategory.Error, key: "The_with_statement_is_not_supported_All_symbols_in_a_with_block_will_have_type_any_2410", message: "The 'with' statement is not supported. All symbols in a 'with' block will have type 'any'." }, Property_0_of_type_1_is_not_assignable_to_string_index_type_2: { code: 2411, category: ts.DiagnosticCategory.Error, key: "Property_0_of_type_1_is_not_assignable_to_string_index_type_2_2411", message: "Property '{0}' of type '{1}' is not assignable to string index type '{2}'." }, Property_0_of_type_1_is_not_assignable_to_numeric_index_type_2: { code: 2412, category: ts.DiagnosticCategory.Error, key: "Property_0_of_type_1_is_not_assignable_to_numeric_index_type_2_2412", message: "Property '{0}' of type '{1}' is not assignable to numeric index type '{2}'." }, Numeric_index_type_0_is_not_assignable_to_string_index_type_1: { code: 2413, category: ts.DiagnosticCategory.Error, key: "Numeric_index_type_0_is_not_assignable_to_string_index_type_1_2413", message: "Numeric index type '{0}' is not assignable to string index type '{1}'." }, - Class_name_cannot_be_0: { code: 2414, category: ts.DiagnosticCategory.Error, key: "Class_name_cannot_be_0_2414", message: "Class name cannot be '{0}'" }, + Class_name_cannot_be_0: { code: 2414, category: ts.DiagnosticCategory.Error, key: "Class_name_cannot_be_0_2414", message: "Class name cannot be '{0}'." }, Class_0_incorrectly_extends_base_class_1: { code: 2415, category: ts.DiagnosticCategory.Error, key: "Class_0_incorrectly_extends_base_class_1_2415", message: "Class '{0}' incorrectly extends base class '{1}'." }, Class_static_side_0_incorrectly_extends_base_class_static_side_1: { code: 2417, category: ts.DiagnosticCategory.Error, key: "Class_static_side_0_incorrectly_extends_base_class_static_side_1_2417", message: "Class static side '{0}' incorrectly extends base class static side '{1}'." }, Class_0_incorrectly_implements_interface_1: { code: 2420, category: ts.DiagnosticCategory.Error, key: "Class_0_incorrectly_implements_interface_1_2420", message: "Class '{0}' incorrectly implements interface '{1}'." }, @@ -4185,19 +4238,19 @@ var ts; Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_property: { code: 2424, category: ts.DiagnosticCategory.Error, key: "Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_proper_2424", message: "Class '{0}' defines instance member function '{1}', but extended class '{2}' defines it as instance member property." }, Class_0_defines_instance_member_property_1_but_extended_class_2_defines_it_as_instance_member_function: { code: 2425, category: ts.DiagnosticCategory.Error, key: "Class_0_defines_instance_member_property_1_but_extended_class_2_defines_it_as_instance_member_functi_2425", message: "Class '{0}' defines instance member property '{1}', but extended class '{2}' defines it as instance member function." }, Class_0_defines_instance_member_accessor_1_but_extended_class_2_defines_it_as_instance_member_function: { code: 2426, category: ts.DiagnosticCategory.Error, key: "Class_0_defines_instance_member_accessor_1_but_extended_class_2_defines_it_as_instance_member_functi_2426", message: "Class '{0}' defines instance member accessor '{1}', but extended class '{2}' defines it as instance member function." }, - Interface_name_cannot_be_0: { code: 2427, category: ts.DiagnosticCategory.Error, key: "Interface_name_cannot_be_0_2427", message: "Interface name cannot be '{0}'" }, + Interface_name_cannot_be_0: { code: 2427, category: ts.DiagnosticCategory.Error, key: "Interface_name_cannot_be_0_2427", message: "Interface name cannot be '{0}'." }, All_declarations_of_0_must_have_identical_type_parameters: { code: 2428, category: ts.DiagnosticCategory.Error, key: "All_declarations_of_0_must_have_identical_type_parameters_2428", message: "All declarations of '{0}' must have identical type parameters." }, Interface_0_incorrectly_extends_interface_1: { code: 2430, category: ts.DiagnosticCategory.Error, key: "Interface_0_incorrectly_extends_interface_1_2430", message: "Interface '{0}' incorrectly extends interface '{1}'." }, - Enum_name_cannot_be_0: { code: 2431, category: ts.DiagnosticCategory.Error, key: "Enum_name_cannot_be_0_2431", message: "Enum name cannot be '{0}'" }, + Enum_name_cannot_be_0: { code: 2431, category: ts.DiagnosticCategory.Error, key: "Enum_name_cannot_be_0_2431", message: "Enum name cannot be '{0}'." }, In_an_enum_with_multiple_declarations_only_one_declaration_can_omit_an_initializer_for_its_first_enum_element: { code: 2432, category: ts.DiagnosticCategory.Error, key: "In_an_enum_with_multiple_declarations_only_one_declaration_can_omit_an_initializer_for_its_first_enu_2432", message: "In an enum with multiple declarations, only one declaration can omit an initializer for its first enum element." }, - A_namespace_declaration_cannot_be_in_a_different_file_from_a_class_or_function_with_which_it_is_merged: { code: 2433, category: ts.DiagnosticCategory.Error, key: "A_namespace_declaration_cannot_be_in_a_different_file_from_a_class_or_function_with_which_it_is_merg_2433", message: "A namespace declaration cannot be in a different file from a class or function with which it is merged" }, - A_namespace_declaration_cannot_be_located_prior_to_a_class_or_function_with_which_it_is_merged: { code: 2434, category: ts.DiagnosticCategory.Error, key: "A_namespace_declaration_cannot_be_located_prior_to_a_class_or_function_with_which_it_is_merged_2434", message: "A namespace declaration cannot be located prior to a class or function with which it is merged" }, + A_namespace_declaration_cannot_be_in_a_different_file_from_a_class_or_function_with_which_it_is_merged: { code: 2433, category: ts.DiagnosticCategory.Error, key: "A_namespace_declaration_cannot_be_in_a_different_file_from_a_class_or_function_with_which_it_is_merg_2433", message: "A namespace declaration cannot be in a different file from a class or function with which it is merged." }, + A_namespace_declaration_cannot_be_located_prior_to_a_class_or_function_with_which_it_is_merged: { code: 2434, category: ts.DiagnosticCategory.Error, key: "A_namespace_declaration_cannot_be_located_prior_to_a_class_or_function_with_which_it_is_merged_2434", message: "A namespace declaration cannot be located prior to a class or function with which it is merged." }, Ambient_modules_cannot_be_nested_in_other_modules_or_namespaces: { code: 2435, category: ts.DiagnosticCategory.Error, key: "Ambient_modules_cannot_be_nested_in_other_modules_or_namespaces_2435", message: "Ambient modules cannot be nested in other modules or namespaces." }, Ambient_module_declaration_cannot_specify_relative_module_name: { code: 2436, category: ts.DiagnosticCategory.Error, key: "Ambient_module_declaration_cannot_specify_relative_module_name_2436", message: "Ambient module declaration cannot specify relative module name." }, - Module_0_is_hidden_by_a_local_declaration_with_the_same_name: { code: 2437, category: ts.DiagnosticCategory.Error, key: "Module_0_is_hidden_by_a_local_declaration_with_the_same_name_2437", message: "Module '{0}' is hidden by a local declaration with the same name" }, - Import_name_cannot_be_0: { code: 2438, category: ts.DiagnosticCategory.Error, key: "Import_name_cannot_be_0_2438", message: "Import name cannot be '{0}'" }, + Module_0_is_hidden_by_a_local_declaration_with_the_same_name: { code: 2437, category: ts.DiagnosticCategory.Error, key: "Module_0_is_hidden_by_a_local_declaration_with_the_same_name_2437", message: "Module '{0}' is hidden by a local declaration with the same name." }, + Import_name_cannot_be_0: { code: 2438, category: ts.DiagnosticCategory.Error, key: "Import_name_cannot_be_0_2438", message: "Import name cannot be '{0}'." }, Import_or_export_declaration_in_an_ambient_module_declaration_cannot_reference_module_through_relative_module_name: { code: 2439, category: ts.DiagnosticCategory.Error, key: "Import_or_export_declaration_in_an_ambient_module_declaration_cannot_reference_module_through_relati_2439", message: "Import or export declaration in an ambient module declaration cannot reference module through relative module name." }, - Import_declaration_conflicts_with_local_declaration_of_0: { code: 2440, category: ts.DiagnosticCategory.Error, key: "Import_declaration_conflicts_with_local_declaration_of_0_2440", message: "Import declaration conflicts with local declaration of '{0}'" }, + Import_declaration_conflicts_with_local_declaration_of_0: { code: 2440, category: ts.DiagnosticCategory.Error, key: "Import_declaration_conflicts_with_local_declaration_of_0_2440", message: "Import declaration conflicts with local declaration of '{0}'." }, Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module: { code: 2441, category: ts.DiagnosticCategory.Error, key: "Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_2441", message: "Duplicate identifier '{0}'. Compiler reserves name '{1}' in top level scope of a module." }, Types_have_separate_declarations_of_a_private_property_0: { code: 2442, category: ts.DiagnosticCategory.Error, key: "Types_have_separate_declarations_of_a_private_property_0_2442", message: "Types have separate declarations of a private property '{0}'." }, Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2: { code: 2443, category: ts.DiagnosticCategory.Error, key: "Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2_2443", message: "Property '{0}' is protected but type '{1}' is not a class derived from '{2}'." }, @@ -4206,18 +4259,20 @@ var ts; Property_0_is_protected_and_only_accessible_through_an_instance_of_class_1: { code: 2446, category: ts.DiagnosticCategory.Error, key: "Property_0_is_protected_and_only_accessible_through_an_instance_of_class_1_2446", message: "Property '{0}' is protected and only accessible through an instance of class '{1}'." }, The_0_operator_is_not_allowed_for_boolean_types_Consider_using_1_instead: { code: 2447, category: ts.DiagnosticCategory.Error, key: "The_0_operator_is_not_allowed_for_boolean_types_Consider_using_1_instead_2447", message: "The '{0}' operator is not allowed for boolean types. Consider using '{1}' instead." }, Block_scoped_variable_0_used_before_its_declaration: { code: 2448, category: ts.DiagnosticCategory.Error, key: "Block_scoped_variable_0_used_before_its_declaration_2448", message: "Block-scoped variable '{0}' used before its declaration." }, + Class_0_used_before_its_declaration: { code: 2449, category: ts.DiagnosticCategory.Error, key: "Class_0_used_before_its_declaration_2449", message: "Class '{0}' used before its declaration." }, + Enum_0_used_before_its_declaration: { code: 2450, category: ts.DiagnosticCategory.Error, key: "Enum_0_used_before_its_declaration_2450", message: "Enum '{0}' used before its declaration." }, Cannot_redeclare_block_scoped_variable_0: { code: 2451, category: ts.DiagnosticCategory.Error, key: "Cannot_redeclare_block_scoped_variable_0_2451", message: "Cannot redeclare block-scoped variable '{0}'." }, An_enum_member_cannot_have_a_numeric_name: { code: 2452, category: ts.DiagnosticCategory.Error, key: "An_enum_member_cannot_have_a_numeric_name_2452", message: "An enum member cannot have a numeric name." }, The_type_argument_for_type_parameter_0_cannot_be_inferred_from_the_usage_Consider_specifying_the_type_arguments_explicitly: { code: 2453, category: ts.DiagnosticCategory.Error, key: "The_type_argument_for_type_parameter_0_cannot_be_inferred_from_the_usage_Consider_specifying_the_typ_2453", message: "The type argument for type parameter '{0}' cannot be inferred from the usage. Consider specifying the type arguments explicitly." }, Variable_0_is_used_before_being_assigned: { code: 2454, category: ts.DiagnosticCategory.Error, key: "Variable_0_is_used_before_being_assigned_2454", message: "Variable '{0}' is used before being assigned." }, Type_argument_candidate_1_is_not_a_valid_type_argument_because_it_is_not_a_supertype_of_candidate_0: { code: 2455, category: ts.DiagnosticCategory.Error, key: "Type_argument_candidate_1_is_not_a_valid_type_argument_because_it_is_not_a_supertype_of_candidate_0_2455", message: "Type argument candidate '{1}' is not a valid type argument because it is not a supertype of candidate '{0}'." }, Type_alias_0_circularly_references_itself: { code: 2456, category: ts.DiagnosticCategory.Error, key: "Type_alias_0_circularly_references_itself_2456", message: "Type alias '{0}' circularly references itself." }, - Type_alias_name_cannot_be_0: { code: 2457, category: ts.DiagnosticCategory.Error, key: "Type_alias_name_cannot_be_0_2457", message: "Type alias name cannot be '{0}'" }, + Type_alias_name_cannot_be_0: { code: 2457, category: ts.DiagnosticCategory.Error, key: "Type_alias_name_cannot_be_0_2457", message: "Type alias name cannot be '{0}'." }, An_AMD_module_cannot_have_multiple_name_assignments: { code: 2458, category: ts.DiagnosticCategory.Error, key: "An_AMD_module_cannot_have_multiple_name_assignments_2458", message: "An AMD module cannot have multiple name assignments." }, Type_0_has_no_property_1_and_no_string_index_signature: { code: 2459, category: ts.DiagnosticCategory.Error, key: "Type_0_has_no_property_1_and_no_string_index_signature_2459", message: "Type '{0}' has no property '{1}' and no string index signature." }, Type_0_has_no_property_1: { code: 2460, category: ts.DiagnosticCategory.Error, key: "Type_0_has_no_property_1_2460", message: "Type '{0}' has no property '{1}'." }, Type_0_is_not_an_array_type: { code: 2461, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_an_array_type_2461", message: "Type '{0}' is not an array type." }, - A_rest_element_must_be_last_in_a_destructuring_pattern: { code: 2462, category: ts.DiagnosticCategory.Error, key: "A_rest_element_must_be_last_in_a_destructuring_pattern_2462", message: "A rest element must be last in a destructuring pattern" }, + A_rest_element_must_be_last_in_a_destructuring_pattern: { code: 2462, category: ts.DiagnosticCategory.Error, key: "A_rest_element_must_be_last_in_a_destructuring_pattern_2462", message: "A rest element must be last in a destructuring pattern." }, A_binding_pattern_parameter_cannot_be_optional_in_an_implementation_signature: { code: 2463, category: ts.DiagnosticCategory.Error, key: "A_binding_pattern_parameter_cannot_be_optional_in_an_implementation_signature_2463", message: "A binding pattern parameter cannot be optional in an implementation signature." }, A_computed_property_name_must_be_of_type_string_number_symbol_or_any: { code: 2464, category: ts.DiagnosticCategory.Error, key: "A_computed_property_name_must_be_of_type_string_number_symbol_or_any_2464", message: "A computed property name must be of type 'string', 'number', 'symbol', or 'any'." }, this_cannot_be_referenced_in_a_computed_property_name: { code: 2465, category: ts.DiagnosticCategory.Error, key: "this_cannot_be_referenced_in_a_computed_property_name_2465", message: "'this' cannot be referenced in a computed property name." }, @@ -4238,13 +4293,13 @@ var ts; let_is_not_allowed_to_be_used_as_a_name_in_let_or_const_declarations: { code: 2480, category: ts.DiagnosticCategory.Error, key: "let_is_not_allowed_to_be_used_as_a_name_in_let_or_const_declarations_2480", message: "'let' is not allowed to be used as a name in 'let' or 'const' declarations." }, Cannot_initialize_outer_scoped_variable_0_in_the_same_scope_as_block_scoped_declaration_1: { code: 2481, category: ts.DiagnosticCategory.Error, key: "Cannot_initialize_outer_scoped_variable_0_in_the_same_scope_as_block_scoped_declaration_1_2481", message: "Cannot initialize outer scoped variable '{0}' in the same scope as block scoped declaration '{1}'." }, The_left_hand_side_of_a_for_of_statement_cannot_use_a_type_annotation: { code: 2483, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_a_for_of_statement_cannot_use_a_type_annotation_2483", message: "The left-hand side of a 'for...of' statement cannot use a type annotation." }, - Export_declaration_conflicts_with_exported_declaration_of_0: { code: 2484, category: ts.DiagnosticCategory.Error, key: "Export_declaration_conflicts_with_exported_declaration_of_0_2484", message: "Export declaration conflicts with exported declaration of '{0}'" }, + Export_declaration_conflicts_with_exported_declaration_of_0: { code: 2484, category: ts.DiagnosticCategory.Error, key: "Export_declaration_conflicts_with_exported_declaration_of_0_2484", message: "Export declaration conflicts with exported declaration of '{0}'." }, The_left_hand_side_of_a_for_of_statement_must_be_a_variable_or_a_property_access: { code: 2487, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_a_for_of_statement_must_be_a_variable_or_a_property_access_2487", message: "The left-hand side of a 'for...of' statement must be a variable or a property access." }, Type_must_have_a_Symbol_iterator_method_that_returns_an_iterator: { code: 2488, category: ts.DiagnosticCategory.Error, key: "Type_must_have_a_Symbol_iterator_method_that_returns_an_iterator_2488", message: "Type must have a '[Symbol.iterator]()' method that returns an iterator." }, An_iterator_must_have_a_next_method: { code: 2489, category: ts.DiagnosticCategory.Error, key: "An_iterator_must_have_a_next_method_2489", message: "An iterator must have a 'next()' method." }, The_type_returned_by_the_next_method_of_an_iterator_must_have_a_value_property: { code: 2490, category: ts.DiagnosticCategory.Error, key: "The_type_returned_by_the_next_method_of_an_iterator_must_have_a_value_property_2490", message: "The type returned by the 'next()' method of an iterator must have a 'value' property." }, The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern: { code: 2491, category: ts.DiagnosticCategory.Error, key: "The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern_2491", message: "The left-hand side of a 'for...in' statement cannot be a destructuring pattern." }, - Cannot_redeclare_identifier_0_in_catch_clause: { code: 2492, category: ts.DiagnosticCategory.Error, key: "Cannot_redeclare_identifier_0_in_catch_clause_2492", message: "Cannot redeclare identifier '{0}' in catch clause" }, + Cannot_redeclare_identifier_0_in_catch_clause: { code: 2492, category: ts.DiagnosticCategory.Error, key: "Cannot_redeclare_identifier_0_in_catch_clause_2492", message: "Cannot redeclare identifier '{0}' in catch clause." }, Tuple_type_0_with_length_1_cannot_be_assigned_to_tuple_with_length_2: { code: 2493, category: ts.DiagnosticCategory.Error, key: "Tuple_type_0_with_length_1_cannot_be_assigned_to_tuple_with_length_2_2493", message: "Tuple type '{0}' with length '{1}' cannot be assigned to tuple with length '{2}'." }, Using_a_string_in_a_for_of_statement_is_only_supported_in_ECMAScript_5_and_higher: { code: 2494, category: ts.DiagnosticCategory.Error, key: "Using_a_string_in_a_for_of_statement_is_only_supported_in_ECMAScript_5_and_higher_2494", message: "Using a string in a 'for...of' statement is only supported in ECMAScript 5 and higher." }, Type_0_is_not_an_array_type_or_a_string_type: { code: 2495, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_an_array_type_or_a_string_type_2495", message: "Type '{0}' is not an array type or a string type." }, @@ -4256,6 +4311,7 @@ var ts; A_rest_element_cannot_contain_a_binding_pattern: { code: 2501, category: ts.DiagnosticCategory.Error, key: "A_rest_element_cannot_contain_a_binding_pattern_2501", message: "A rest element cannot contain a binding pattern." }, _0_is_referenced_directly_or_indirectly_in_its_own_type_annotation: { code: 2502, category: ts.DiagnosticCategory.Error, key: "_0_is_referenced_directly_or_indirectly_in_its_own_type_annotation_2502", message: "'{0}' is referenced directly or indirectly in its own type annotation." }, Cannot_find_namespace_0: { code: 2503, category: ts.DiagnosticCategory.Error, key: "Cannot_find_namespace_0_2503", message: "Cannot find namespace '{0}'." }, + Type_must_have_a_Symbol_asyncIterator_method_that_returns_an_async_iterator: { code: 2504, category: ts.DiagnosticCategory.Error, key: "Type_must_have_a_Symbol_asyncIterator_method_that_returns_an_async_iterator_2504", message: "Type must have a '[Symbol.asyncIterator]()' method that returns an async iterator." }, A_generator_cannot_have_a_void_type_annotation: { code: 2505, category: ts.DiagnosticCategory.Error, key: "A_generator_cannot_have_a_void_type_annotation_2505", message: "A generator cannot have a 'void' type annotation." }, _0_is_referenced_directly_or_indirectly_in_its_own_base_expression: { code: 2506, category: ts.DiagnosticCategory.Error, key: "_0_is_referenced_directly_or_indirectly_in_its_own_base_expression_2506", message: "'{0}' is referenced directly or indirectly in its own base expression." }, Type_0_is_not_a_constructor_function_type: { code: 2507, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_a_constructor_function_type_2507", message: "Type '{0}' is not a constructor function type." }, @@ -4270,6 +4326,7 @@ var ts; All_declarations_of_an_abstract_method_must_be_consecutive: { code: 2516, category: ts.DiagnosticCategory.Error, key: "All_declarations_of_an_abstract_method_must_be_consecutive_2516", message: "All declarations of an abstract method must be consecutive." }, Cannot_assign_an_abstract_constructor_type_to_a_non_abstract_constructor_type: { code: 2517, category: ts.DiagnosticCategory.Error, key: "Cannot_assign_an_abstract_constructor_type_to_a_non_abstract_constructor_type_2517", message: "Cannot assign an abstract constructor type to a non-abstract constructor type." }, A_this_based_type_guard_is_not_compatible_with_a_parameter_based_type_guard: { code: 2518, category: ts.DiagnosticCategory.Error, key: "A_this_based_type_guard_is_not_compatible_with_a_parameter_based_type_guard_2518", message: "A 'this'-based type guard is not compatible with a parameter-based type guard." }, + An_async_iterator_must_have_a_next_method: { code: 2519, category: ts.DiagnosticCategory.Error, key: "An_async_iterator_must_have_a_next_method_2519", message: "An async iterator must have a 'next()' method." }, Duplicate_identifier_0_Compiler_uses_declaration_1_to_support_async_functions: { code: 2520, category: ts.DiagnosticCategory.Error, key: "Duplicate_identifier_0_Compiler_uses_declaration_1_to_support_async_functions_2520", message: "Duplicate identifier '{0}'. Compiler uses declaration '{1}' to support async functions." }, Expression_resolves_to_variable_declaration_0_that_compiler_uses_to_support_async_functions: { code: 2521, category: ts.DiagnosticCategory.Error, key: "Expression_resolves_to_variable_declaration_0_that_compiler_uses_to_support_async_functions_2521", message: "Expression resolves to variable declaration '{0}' that compiler uses to support async functions." }, The_arguments_object_cannot_be_referenced_in_an_async_function_or_method_in_ES3_and_ES5_Consider_using_a_standard_function_or_method: { code: 2522, category: ts.DiagnosticCategory.Error, key: "The_arguments_object_cannot_be_referenced_in_an_async_function_or_method_in_ES3_and_ES5_Consider_usi_2522", message: "The 'arguments' object cannot be referenced in an async function or method in ES3 and ES5. Consider using a standard function or method." }, @@ -4293,23 +4350,33 @@ var ts; Cannot_assign_to_0_because_it_is_a_constant_or_a_read_only_property: { code: 2540, category: ts.DiagnosticCategory.Error, key: "Cannot_assign_to_0_because_it_is_a_constant_or_a_read_only_property_2540", message: "Cannot assign to '{0}' because it is a constant or a read-only property." }, The_target_of_an_assignment_must_be_a_variable_or_a_property_access: { code: 2541, category: ts.DiagnosticCategory.Error, key: "The_target_of_an_assignment_must_be_a_variable_or_a_property_access_2541", message: "The target of an assignment must be a variable or a property access." }, Index_signature_in_type_0_only_permits_reading: { code: 2542, category: ts.DiagnosticCategory.Error, key: "Index_signature_in_type_0_only_permits_reading_2542", message: "Index signature in type '{0}' only permits reading." }, + Duplicate_identifier_newTarget_Compiler_uses_variable_declaration_newTarget_to_capture_new_target_meta_property_reference: { code: 2543, category: ts.DiagnosticCategory.Error, key: "Duplicate_identifier_newTarget_Compiler_uses_variable_declaration_newTarget_to_capture_new_target_me_2543", message: "Duplicate identifier '_newTarget'. Compiler uses variable declaration '_newTarget' to capture 'new.target' meta-property reference." }, + Expression_resolves_to_variable_declaration_newTarget_that_compiler_uses_to_capture_new_target_meta_property_reference: { code: 2544, category: ts.DiagnosticCategory.Error, key: "Expression_resolves_to_variable_declaration_newTarget_that_compiler_uses_to_capture_new_target_meta__2544", message: "Expression resolves to variable declaration '_newTarget' that compiler uses to capture 'new.target' meta-property reference." }, + A_mixin_class_must_have_a_constructor_with_a_single_rest_parameter_of_type_any: { code: 2545, category: ts.DiagnosticCategory.Error, key: "A_mixin_class_must_have_a_constructor_with_a_single_rest_parameter_of_type_any_2545", message: "A mixin class must have a constructor with a single rest parameter of type 'any[]'." }, + Property_0_has_conflicting_declarations_and_is_inaccessible_in_type_1: { code: 2546, category: ts.DiagnosticCategory.Error, key: "Property_0_has_conflicting_declarations_and_is_inaccessible_in_type_1_2546", message: "Property '{0}' has conflicting declarations and is inaccessible in type '{1}'." }, + The_type_returned_by_the_next_method_of_an_async_iterator_must_be_a_promise_for_a_type_with_a_value_property: { code: 2547, category: ts.DiagnosticCategory.Error, key: "The_type_returned_by_the_next_method_of_an_async_iterator_must_be_a_promise_for_a_type_with_a_value__2547", message: "The type returned by the 'next()' method of an async iterator must be a promise for a type with a 'value' property." }, + Type_0_is_not_an_array_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator: { code: 2548, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_an_array_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator_2548", message: "Type '{0}' is not an array type or does not have a '[Symbol.iterator]()' method that returns an iterator." }, + Type_0_is_not_an_array_type_or_a_string_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator: { code: 2549, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_an_array_type_or_a_string_type_or_does_not_have_a_Symbol_iterator_method_that_returns__2549", message: "Type '{0}' is not an array type or a string type or does not have a '[Symbol.iterator]()' method that returns an iterator." }, + Generic_type_instantiation_is_excessively_deep_and_possibly_infinite: { code: 2550, category: ts.DiagnosticCategory.Error, key: "Generic_type_instantiation_is_excessively_deep_and_possibly_infinite_2550", message: "Generic type instantiation is excessively deep and possibly infinite." }, JSX_element_attributes_type_0_may_not_be_a_union_type: { code: 2600, category: ts.DiagnosticCategory.Error, key: "JSX_element_attributes_type_0_may_not_be_a_union_type_2600", message: "JSX element attributes type '{0}' may not be a union type." }, The_return_type_of_a_JSX_element_constructor_must_return_an_object_type: { code: 2601, category: ts.DiagnosticCategory.Error, key: "The_return_type_of_a_JSX_element_constructor_must_return_an_object_type_2601", message: "The return type of a JSX element constructor must return an object type." }, JSX_element_implicitly_has_type_any_because_the_global_type_JSX_Element_does_not_exist: { code: 2602, category: ts.DiagnosticCategory.Error, key: "JSX_element_implicitly_has_type_any_because_the_global_type_JSX_Element_does_not_exist_2602", message: "JSX element implicitly has type 'any' because the global type 'JSX.Element' does not exist." }, - Property_0_in_type_1_is_not_assignable_to_type_2: { code: 2603, category: ts.DiagnosticCategory.Error, key: "Property_0_in_type_1_is_not_assignable_to_type_2_2603", message: "Property '{0}' in type '{1}' is not assignable to type '{2}'" }, + Property_0_in_type_1_is_not_assignable_to_type_2: { code: 2603, category: ts.DiagnosticCategory.Error, key: "Property_0_in_type_1_is_not_assignable_to_type_2_2603", message: "Property '{0}' in type '{1}' is not assignable to type '{2}'." }, JSX_element_type_0_does_not_have_any_construct_or_call_signatures: { code: 2604, category: ts.DiagnosticCategory.Error, key: "JSX_element_type_0_does_not_have_any_construct_or_call_signatures_2604", message: "JSX element type '{0}' does not have any construct or call signatures." }, JSX_element_type_0_is_not_a_constructor_function_for_JSX_elements: { code: 2605, category: ts.DiagnosticCategory.Error, key: "JSX_element_type_0_is_not_a_constructor_function_for_JSX_elements_2605", message: "JSX element type '{0}' is not a constructor function for JSX elements." }, Property_0_of_JSX_spread_attribute_is_not_assignable_to_target_property: { code: 2606, category: ts.DiagnosticCategory.Error, key: "Property_0_of_JSX_spread_attribute_is_not_assignable_to_target_property_2606", message: "Property '{0}' of JSX spread attribute is not assignable to target property." }, - JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property: { code: 2607, category: ts.DiagnosticCategory.Error, key: "JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property_2607", message: "JSX element class does not support attributes because it does not have a '{0}' property" }, - The_global_type_JSX_0_may_not_have_more_than_one_property: { code: 2608, category: ts.DiagnosticCategory.Error, key: "The_global_type_JSX_0_may_not_have_more_than_one_property_2608", message: "The global type 'JSX.{0}' may not have more than one property" }, - Cannot_emit_namespaced_JSX_elements_in_React: { code: 2650, category: ts.DiagnosticCategory.Error, key: "Cannot_emit_namespaced_JSX_elements_in_React_2650", message: "Cannot emit namespaced JSX elements in React" }, + JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property: { code: 2607, category: ts.DiagnosticCategory.Error, key: "JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property_2607", message: "JSX element class does not support attributes because it does not have a '{0}' property." }, + The_global_type_JSX_0_may_not_have_more_than_one_property: { code: 2608, category: ts.DiagnosticCategory.Error, key: "The_global_type_JSX_0_may_not_have_more_than_one_property_2608", message: "The global type 'JSX.{0}' may not have more than one property." }, + JSX_spread_child_must_be_an_array_type: { code: 2609, category: ts.DiagnosticCategory.Error, key: "JSX_spread_child_must_be_an_array_type_2609", message: "JSX spread child must be an array type." }, + Cannot_augment_module_0_with_value_exports_because_it_resolves_to_a_non_module_entity: { code: 2649, category: ts.DiagnosticCategory.Error, key: "Cannot_augment_module_0_with_value_exports_because_it_resolves_to_a_non_module_entity_2649", message: "Cannot augment module '{0}' with value exports because it resolves to a non-module entity." }, + Cannot_emit_namespaced_JSX_elements_in_React: { code: 2650, category: ts.DiagnosticCategory.Error, key: "Cannot_emit_namespaced_JSX_elements_in_React_2650", message: "Cannot emit namespaced JSX elements in React." }, A_member_initializer_in_a_enum_declaration_cannot_reference_members_declared_after_it_including_members_defined_in_other_enums: { code: 2651, category: ts.DiagnosticCategory.Error, key: "A_member_initializer_in_a_enum_declaration_cannot_reference_members_declared_after_it_including_memb_2651", message: "A member initializer in a enum declaration cannot reference members declared after it, including members defined in other enums." }, Merged_declaration_0_cannot_include_a_default_export_declaration_Consider_adding_a_separate_export_default_0_declaration_instead: { code: 2652, category: ts.DiagnosticCategory.Error, key: "Merged_declaration_0_cannot_include_a_default_export_declaration_Consider_adding_a_separate_export_d_2652", message: "Merged declaration '{0}' cannot include a default export declaration. Consider adding a separate 'export default {0}' declaration instead." }, Non_abstract_class_expression_does_not_implement_inherited_abstract_member_0_from_class_1: { code: 2653, category: ts.DiagnosticCategory.Error, key: "Non_abstract_class_expression_does_not_implement_inherited_abstract_member_0_from_class_1_2653", message: "Non-abstract class expression does not implement inherited abstract member '{0}' from class '{1}'." }, Exported_external_package_typings_file_cannot_contain_tripleslash_references_Please_contact_the_package_author_to_update_the_package_definition: { code: 2654, category: ts.DiagnosticCategory.Error, key: "Exported_external_package_typings_file_cannot_contain_tripleslash_references_Please_contact_the_pack_2654", message: "Exported external package typings file cannot contain tripleslash references. Please contact the package author to update the package definition." }, Exported_external_package_typings_file_0_is_not_a_module_Please_contact_the_package_author_to_update_the_package_definition: { code: 2656, category: ts.DiagnosticCategory.Error, key: "Exported_external_package_typings_file_0_is_not_a_module_Please_contact_the_package_author_to_update_2656", message: "Exported external package typings file '{0}' is not a module. Please contact the package author to update the package definition." }, - JSX_expressions_must_have_one_parent_element: { code: 2657, category: ts.DiagnosticCategory.Error, key: "JSX_expressions_must_have_one_parent_element_2657", message: "JSX expressions must have one parent element" }, - Type_0_provides_no_match_for_the_signature_1: { code: 2658, category: ts.DiagnosticCategory.Error, key: "Type_0_provides_no_match_for_the_signature_1_2658", message: "Type '{0}' provides no match for the signature '{1}'" }, + JSX_expressions_must_have_one_parent_element: { code: 2657, category: ts.DiagnosticCategory.Error, key: "JSX_expressions_must_have_one_parent_element_2657", message: "JSX expressions must have one parent element." }, + Type_0_provides_no_match_for_the_signature_1: { code: 2658, category: ts.DiagnosticCategory.Error, key: "Type_0_provides_no_match_for_the_signature_1_2658", message: "Type '{0}' provides no match for the signature '{1}'." }, super_is_only_allowed_in_members_of_object_literal_expressions_when_option_target_is_ES2015_or_higher: { code: 2659, category: ts.DiagnosticCategory.Error, key: "super_is_only_allowed_in_members_of_object_literal_expressions_when_option_target_is_ES2015_or_highe_2659", message: "'super' is only allowed in members of object literal expressions when option 'target' is 'ES2015' or higher." }, super_can_only_be_referenced_in_members_of_derived_classes_or_object_literal_expressions: { code: 2660, category: ts.DiagnosticCategory.Error, key: "super_can_only_be_referenced_in_members_of_derived_classes_or_object_literal_expressions_2660", message: "'super' can only be referenced in members of derived classes or object literal expressions." }, Cannot_export_0_Only_local_declarations_can_be_exported_from_a_module: { code: 2661, category: ts.DiagnosticCategory.Error, key: "Cannot_export_0_Only_local_declarations_can_be_exported_from_a_module_2661", message: "Cannot export '{0}'. Only local declarations can be exported from a module." }, @@ -4341,7 +4408,6 @@ var ts; All_declarations_of_0_must_have_identical_modifiers: { code: 2687, category: ts.DiagnosticCategory.Error, key: "All_declarations_of_0_must_have_identical_modifiers_2687", message: "All declarations of '{0}' must have identical modifiers." }, Cannot_find_type_definition_file_for_0: { code: 2688, category: ts.DiagnosticCategory.Error, key: "Cannot_find_type_definition_file_for_0_2688", message: "Cannot find type definition file for '{0}'." }, Cannot_extend_an_interface_0_Did_you_mean_implements: { code: 2689, category: ts.DiagnosticCategory.Error, key: "Cannot_extend_an_interface_0_Did_you_mean_implements_2689", message: "Cannot extend an interface '{0}'. Did you mean 'implements'?" }, - A_class_must_be_declared_after_its_base_class: { code: 2690, category: ts.DiagnosticCategory.Error, key: "A_class_must_be_declared_after_its_base_class_2690", message: "A class must be declared after its base class." }, An_import_path_cannot_end_with_a_0_extension_Consider_importing_1_instead: { code: 2691, category: ts.DiagnosticCategory.Error, key: "An_import_path_cannot_end_with_a_0_extension_Consider_importing_1_instead_2691", message: "An import path cannot end with a '{0}' extension. Consider importing '{1}' instead." }, _0_is_a_primitive_but_1_is_a_wrapper_object_Prefer_using_0_when_possible: { code: 2692, category: ts.DiagnosticCategory.Error, key: "_0_is_a_primitive_but_1_is_a_wrapper_object_Prefer_using_0_when_possible_2692", message: "'{0}' is a primitive, but '{1}' is a wrapper object. Prefer using '{0}' when possible." }, _0_only_refers_to_a_type_but_is_being_used_as_a_value_here: { code: 2693, category: ts.DiagnosticCategory.Error, key: "_0_only_refers_to_a_type_but_is_being_used_as_a_value_here_2693", message: "'{0}' only refers to a type, but is being used as a value here." }, @@ -4350,9 +4416,17 @@ var ts; The_Object_type_is_assignable_to_very_few_other_types_Did_you_mean_to_use_the_any_type_instead: { code: 2696, category: ts.DiagnosticCategory.Error, key: "The_Object_type_is_assignable_to_very_few_other_types_Did_you_mean_to_use_the_any_type_instead_2696", message: "The 'Object' type is assignable to very few other types. Did you mean to use the 'any' type instead?" }, An_async_function_or_method_must_return_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES2015_in_your_lib_option: { code: 2697, category: ts.DiagnosticCategory.Error, key: "An_async_function_or_method_must_return_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_in_2697", message: "An async function or method must return a 'Promise'. Make sure you have a declaration for 'Promise' or include 'ES2015' in your `--lib` option." }, Spread_types_may_only_be_created_from_object_types: { code: 2698, category: ts.DiagnosticCategory.Error, key: "Spread_types_may_only_be_created_from_object_types_2698", message: "Spread types may only be created from object types." }, + Static_property_0_conflicts_with_built_in_property_Function_0_of_constructor_function_1: { code: 2699, category: ts.DiagnosticCategory.Error, key: "Static_property_0_conflicts_with_built_in_property_Function_0_of_constructor_function_1_2699", message: "Static property '{0}' conflicts with built-in property 'Function.{0}' of constructor function '{1}'." }, Rest_types_may_only_be_created_from_object_types: { code: 2700, category: ts.DiagnosticCategory.Error, key: "Rest_types_may_only_be_created_from_object_types_2700", message: "Rest types may only be created from object types." }, The_target_of_an_object_rest_assignment_must_be_a_variable_or_a_property_access: { code: 2701, category: ts.DiagnosticCategory.Error, key: "The_target_of_an_object_rest_assignment_must_be_a_variable_or_a_property_access_2701", message: "The target of an object rest assignment must be a variable or a property access." }, _0_only_refers_to_a_type_but_is_being_used_as_a_namespace_here: { code: 2702, category: ts.DiagnosticCategory.Error, key: "_0_only_refers_to_a_type_but_is_being_used_as_a_namespace_here_2702", message: "'{0}' only refers to a type, but is being used as a namespace here." }, + The_operand_of_a_delete_operator_must_be_a_property_reference: { code: 2703, category: ts.DiagnosticCategory.Error, key: "The_operand_of_a_delete_operator_must_be_a_property_reference_2703", message: "The operand of a delete operator must be a property reference." }, + The_operand_of_a_delete_operator_cannot_be_a_read_only_property: { code: 2704, category: ts.DiagnosticCategory.Error, key: "The_operand_of_a_delete_operator_cannot_be_a_read_only_property_2704", message: "The operand of a delete operator cannot be a read-only property." }, + An_async_function_or_method_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option: { code: 2705, category: ts.DiagnosticCategory.Error, key: "An_async_function_or_method_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_de_2705", message: "An async function or method in ES5/ES3 requires the 'Promise' constructor. Make sure you have a declaration for the 'Promise' constructor or include 'ES2015' in your `--lib` option." }, + Required_type_parameters_may_not_follow_optional_type_parameters: { code: 2706, category: ts.DiagnosticCategory.Error, key: "Required_type_parameters_may_not_follow_optional_type_parameters_2706", message: "Required type parameters may not follow optional type parameters." }, + Generic_type_0_requires_between_1_and_2_type_arguments: { code: 2707, category: ts.DiagnosticCategory.Error, key: "Generic_type_0_requires_between_1_and_2_type_arguments_2707", message: "Generic type '{0}' requires between {1} and {2} type arguments." }, + Cannot_use_namespace_0_as_a_value: { code: 2708, category: ts.DiagnosticCategory.Error, key: "Cannot_use_namespace_0_as_a_value_2708", message: "Cannot use namespace '{0}' as a value." }, + Cannot_use_namespace_0_as_a_type: { code: 2709, category: ts.DiagnosticCategory.Error, key: "Cannot_use_namespace_0_as_a_type_2709", message: "Cannot use namespace '{0}' as a type." }, Import_declaration_0_is_using_private_name_1: { code: 4000, category: ts.DiagnosticCategory.Error, key: "Import_declaration_0_is_using_private_name_1_4000", message: "Import declaration '{0}' is using private name '{1}'." }, Type_parameter_0_of_exported_class_has_or_is_using_private_name_1: { code: 4002, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_exported_class_has_or_is_using_private_name_1_4002", message: "Type parameter '{0}' of exported class has or is using private name '{1}'." }, Type_parameter_0_of_exported_interface_has_or_is_using_private_name_1: { code: 4004, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_exported_interface_has_or_is_using_private_name_1_4004", message: "Type parameter '{0}' of exported interface has or is using private name '{1}'." }, @@ -4363,8 +4437,8 @@ var ts; Type_parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1: { code: 4014, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1_4014", message: "Type parameter '{0}' of method from exported interface has or is using private name '{1}'." }, Type_parameter_0_of_exported_function_has_or_is_using_private_name_1: { code: 4016, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_exported_function_has_or_is_using_private_name_1_4016", message: "Type parameter '{0}' of exported function has or is using private name '{1}'." }, Implements_clause_of_exported_class_0_has_or_is_using_private_name_1: { code: 4019, category: ts.DiagnosticCategory.Error, key: "Implements_clause_of_exported_class_0_has_or_is_using_private_name_1_4019", message: "Implements clause of exported class '{0}' has or is using private name '{1}'." }, - Extends_clause_of_exported_class_0_has_or_is_using_private_name_1: { code: 4020, category: ts.DiagnosticCategory.Error, key: "Extends_clause_of_exported_class_0_has_or_is_using_private_name_1_4020", message: "Extends clause of exported class '{0}' has or is using private name '{1}'." }, - Extends_clause_of_exported_interface_0_has_or_is_using_private_name_1: { code: 4022, category: ts.DiagnosticCategory.Error, key: "Extends_clause_of_exported_interface_0_has_or_is_using_private_name_1_4022", message: "Extends clause of exported interface '{0}' has or is using private name '{1}'." }, + extends_clause_of_exported_class_0_has_or_is_using_private_name_1: { code: 4020, category: ts.DiagnosticCategory.Error, key: "extends_clause_of_exported_class_0_has_or_is_using_private_name_1_4020", message: "'extends' clause of exported class '{0}' has or is using private name '{1}'." }, + extends_clause_of_exported_interface_0_has_or_is_using_private_name_1: { code: 4022, category: ts.DiagnosticCategory.Error, key: "extends_clause_of_exported_interface_0_has_or_is_using_private_name_1_4022", message: "'extends' clause of exported interface '{0}' has or is using private name '{1}'." }, Exported_variable_0_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named: { code: 4023, category: ts.DiagnosticCategory.Error, key: "Exported_variable_0_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named_4023", message: "Exported variable '{0}' has or is using name '{1}' from external module {2} but cannot be named." }, Exported_variable_0_has_or_is_using_name_1_from_private_module_2: { code: 4024, category: ts.DiagnosticCategory.Error, key: "Exported_variable_0_has_or_is_using_name_1_from_private_module_2_4024", message: "Exported variable '{0}' has or is using name '{1}' from private module '{2}'." }, Exported_variable_0_has_or_is_using_private_name_1: { code: 4025, category: ts.DiagnosticCategory.Error, key: "Exported_variable_0_has_or_is_using_private_name_1_4025", message: "Exported variable '{0}' has or is using private name '{1}'." }, @@ -4425,16 +4499,18 @@ var ts; Default_export_of_the_module_has_or_is_using_private_name_0: { code: 4082, category: ts.DiagnosticCategory.Error, key: "Default_export_of_the_module_has_or_is_using_private_name_0_4082", message: "Default export of the module has or is using private name '{0}'." }, Type_parameter_0_of_exported_type_alias_has_or_is_using_private_name_1: { code: 4083, category: ts.DiagnosticCategory.Error, key: "Type_parameter_0_of_exported_type_alias_has_or_is_using_private_name_1_4083", message: "Type parameter '{0}' of exported type alias has or is using private name '{1}'." }, Conflicting_definitions_for_0_found_at_1_and_2_Consider_installing_a_specific_version_of_this_library_to_resolve_the_conflict: { code: 4090, category: ts.DiagnosticCategory.Message, key: "Conflicting_definitions_for_0_found_at_1_and_2_Consider_installing_a_specific_version_of_this_librar_4090", message: "Conflicting definitions for '{0}' found at '{1}' and '{2}'. Consider installing a specific version of this library to resolve the conflict." }, + Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2: { code: 4091, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2_4091", message: "Parameter '{0}' of index signature from exported interface has or is using name '{1}' from private module '{2}'." }, + Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_private_name_1: { code: 4092, category: ts.DiagnosticCategory.Error, key: "Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_private_name_1_4092", message: "Parameter '{0}' of index signature from exported interface has or is using private name '{1}'." }, + extends_clause_of_exported_class_0_refers_to_a_type_whose_name_cannot_be_referenced: { code: 4093, category: ts.DiagnosticCategory.Error, key: "extends_clause_of_exported_class_0_refers_to_a_type_whose_name_cannot_be_referenced_4093", message: "'extends' clause of exported class '{0}' refers to a type whose name cannot be referenced." }, The_current_host_does_not_support_the_0_option: { code: 5001, category: ts.DiagnosticCategory.Error, key: "The_current_host_does_not_support_the_0_option_5001", message: "The current host does not support the '{0}' option." }, Cannot_find_the_common_subdirectory_path_for_the_input_files: { code: 5009, category: ts.DiagnosticCategory.Error, key: "Cannot_find_the_common_subdirectory_path_for_the_input_files_5009", message: "Cannot find the common subdirectory path for the input files." }, File_specification_cannot_end_in_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0: { code: 5010, category: ts.DiagnosticCategory.Error, key: "File_specification_cannot_end_in_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0_5010", message: "File specification cannot end in a recursive directory wildcard ('**'): '{0}'." }, File_specification_cannot_contain_multiple_recursive_directory_wildcards_Asterisk_Asterisk_Colon_0: { code: 5011, category: ts.DiagnosticCategory.Error, key: "File_specification_cannot_contain_multiple_recursive_directory_wildcards_Asterisk_Asterisk_Colon_0_5011", message: "File specification cannot contain multiple recursive directory wildcards ('**'): '{0}'." }, - Cannot_read_file_0_Colon_1: { code: 5012, category: ts.DiagnosticCategory.Error, key: "Cannot_read_file_0_Colon_1_5012", message: "Cannot read file '{0}': {1}" }, - Unsupported_file_encoding: { code: 5013, category: ts.DiagnosticCategory.Error, key: "Unsupported_file_encoding_5013", message: "Unsupported file encoding." }, + Cannot_read_file_0_Colon_1: { code: 5012, category: ts.DiagnosticCategory.Error, key: "Cannot_read_file_0_Colon_1_5012", message: "Cannot read file '{0}': {1}." }, Failed_to_parse_file_0_Colon_1: { code: 5014, category: ts.DiagnosticCategory.Error, key: "Failed_to_parse_file_0_Colon_1_5014", message: "Failed to parse file '{0}': {1}." }, Unknown_compiler_option_0: { code: 5023, category: ts.DiagnosticCategory.Error, key: "Unknown_compiler_option_0_5023", message: "Unknown compiler option '{0}'." }, Compiler_option_0_requires_a_value_of_type_1: { code: 5024, category: ts.DiagnosticCategory.Error, key: "Compiler_option_0_requires_a_value_of_type_1_5024", message: "Compiler option '{0}' requires a value of type {1}." }, - Could_not_write_file_0_Colon_1: { code: 5033, category: ts.DiagnosticCategory.Error, key: "Could_not_write_file_0_Colon_1_5033", message: "Could not write file '{0}': {1}" }, + Could_not_write_file_0_Colon_1: { code: 5033, category: ts.DiagnosticCategory.Error, key: "Could_not_write_file_0_Colon_1_5033", message: "Could not write file '{0}': {1}." }, Option_project_cannot_be_mixed_with_source_files_on_a_command_line: { code: 5042, category: ts.DiagnosticCategory.Error, key: "Option_project_cannot_be_mixed_with_source_files_on_a_command_line_5042", message: "Option 'project' cannot be mixed with source files on a command line." }, Option_isolatedModules_can_only_be_used_when_either_option_module_is_provided_or_option_target_is_ES2015_or_higher: { code: 5047, category: ts.DiagnosticCategory.Error, key: "Option_isolatedModules_can_only_be_used_when_either_option_module_is_provided_or_option_target_is_ES_5047", message: "Option 'isolatedModules' can only be used when either option '--module' is provided or option 'target' is 'ES2015' or higher." }, Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided: { code: 5051, category: ts.DiagnosticCategory.Error, key: "Option_0_can_only_be_used_when_either_option_inlineSourceMap_or_option_sourceMap_is_provided_5051", message: "Option '{0} can only be used when either option '--inlineSourceMap' or option '--sourceMap' is provided." }, @@ -4443,12 +4519,12 @@ var ts; A_tsconfig_json_file_is_already_defined_at_Colon_0: { code: 5054, category: ts.DiagnosticCategory.Error, key: "A_tsconfig_json_file_is_already_defined_at_Colon_0_5054", message: "A 'tsconfig.json' file is already defined at: '{0}'." }, Cannot_write_file_0_because_it_would_overwrite_input_file: { code: 5055, category: ts.DiagnosticCategory.Error, key: "Cannot_write_file_0_because_it_would_overwrite_input_file_5055", message: "Cannot write file '{0}' because it would overwrite input file." }, Cannot_write_file_0_because_it_would_be_overwritten_by_multiple_input_files: { code: 5056, category: ts.DiagnosticCategory.Error, key: "Cannot_write_file_0_because_it_would_be_overwritten_by_multiple_input_files_5056", message: "Cannot write file '{0}' because it would be overwritten by multiple input files." }, - Cannot_find_a_tsconfig_json_file_at_the_specified_directory_Colon_0: { code: 5057, category: ts.DiagnosticCategory.Error, key: "Cannot_find_a_tsconfig_json_file_at_the_specified_directory_Colon_0_5057", message: "Cannot find a tsconfig.json file at the specified directory: '{0}'" }, - The_specified_path_does_not_exist_Colon_0: { code: 5058, category: ts.DiagnosticCategory.Error, key: "The_specified_path_does_not_exist_Colon_0_5058", message: "The specified path does not exist: '{0}'" }, + Cannot_find_a_tsconfig_json_file_at_the_specified_directory_Colon_0: { code: 5057, category: ts.DiagnosticCategory.Error, key: "Cannot_find_a_tsconfig_json_file_at_the_specified_directory_Colon_0_5057", message: "Cannot find a tsconfig.json file at the specified directory: '{0}'." }, + The_specified_path_does_not_exist_Colon_0: { code: 5058, category: ts.DiagnosticCategory.Error, key: "The_specified_path_does_not_exist_Colon_0_5058", message: "The specified path does not exist: '{0}'." }, Invalid_value_for_reactNamespace_0_is_not_a_valid_identifier: { code: 5059, category: ts.DiagnosticCategory.Error, key: "Invalid_value_for_reactNamespace_0_is_not_a_valid_identifier_5059", message: "Invalid value for '--reactNamespace'. '{0}' is not a valid identifier." }, Option_paths_cannot_be_used_without_specifying_baseUrl_option: { code: 5060, category: ts.DiagnosticCategory.Error, key: "Option_paths_cannot_be_used_without_specifying_baseUrl_option_5060", message: "Option 'paths' cannot be used without specifying '--baseUrl' option." }, - Pattern_0_can_have_at_most_one_Asterisk_character: { code: 5061, category: ts.DiagnosticCategory.Error, key: "Pattern_0_can_have_at_most_one_Asterisk_character_5061", message: "Pattern '{0}' can have at most one '*' character" }, - Substitution_0_in_pattern_1_in_can_have_at_most_one_Asterisk_character: { code: 5062, category: ts.DiagnosticCategory.Error, key: "Substitution_0_in_pattern_1_in_can_have_at_most_one_Asterisk_character_5062", message: "Substitution '{0}' in pattern '{1}' in can have at most one '*' character" }, + Pattern_0_can_have_at_most_one_Asterisk_character: { code: 5061, category: ts.DiagnosticCategory.Error, key: "Pattern_0_can_have_at_most_one_Asterisk_character_5061", message: "Pattern '{0}' can have at most one '*' character." }, + Substitution_0_in_pattern_1_in_can_have_at_most_one_Asterisk_character: { code: 5062, category: ts.DiagnosticCategory.Error, key: "Substitution_0_in_pattern_1_in_can_have_at_most_one_Asterisk_character_5062", message: "Substitution '{0}' in pattern '{1}' in can have at most one '*' character." }, Substitutions_for_pattern_0_should_be_an_array: { code: 5063, category: ts.DiagnosticCategory.Error, key: "Substitutions_for_pattern_0_should_be_an_array_5063", message: "Substitutions for pattern '{0}' should be an array." }, Substitution_0_for_pattern_1_has_incorrect_type_expected_string_got_2: { code: 5064, category: ts.DiagnosticCategory.Error, key: "Substitution_0_for_pattern_1_has_incorrect_type_expected_string_got_2_5064", message: "Substitution '{0}' for pattern '{1}' has incorrect type, expected 'string', got '{2}'." }, File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0: { code: 5065, category: ts.DiagnosticCategory.Error, key: "File_specification_cannot_contain_a_parent_directory_that_appears_after_a_recursive_directory_wildca_5065", message: "File specification cannot contain a parent directory ('..') that appears after a recursive directory wildcard ('**'): '{0}'." }, @@ -4466,11 +4542,11 @@ var ts; Do_not_emit_outputs: { code: 6010, category: ts.DiagnosticCategory.Message, key: "Do_not_emit_outputs_6010", message: "Do not emit outputs." }, Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typechecking: { code: 6011, category: ts.DiagnosticCategory.Message, key: "Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typech_6011", message: "Allow default imports from modules with no default export. This does not affect code emit, just typechecking." }, Skip_type_checking_of_declaration_files: { code: 6012, category: ts.DiagnosticCategory.Message, key: "Skip_type_checking_of_declaration_files_6012", message: "Skip type checking of declaration files." }, - Specify_ECMAScript_target_version_Colon_ES3_default_ES5_or_ES2015: { code: 6015, category: ts.DiagnosticCategory.Message, key: "Specify_ECMAScript_target_version_Colon_ES3_default_ES5_or_ES2015_6015", message: "Specify ECMAScript target version: 'ES3' (default), 'ES5', or 'ES2015'" }, - Specify_module_code_generation_Colon_commonjs_amd_system_umd_or_es2015: { code: 6016, category: ts.DiagnosticCategory.Message, key: "Specify_module_code_generation_Colon_commonjs_amd_system_umd_or_es2015_6016", message: "Specify module code generation: 'commonjs', 'amd', 'system', 'umd' or 'es2015'" }, + Specify_ECMAScript_target_version_Colon_ES3_default_ES5_ES2015_ES2016_ES2017_or_ESNEXT: { code: 6015, category: ts.DiagnosticCategory.Message, key: "Specify_ECMAScript_target_version_Colon_ES3_default_ES5_ES2015_ES2016_ES2017_or_ESNEXT_6015", message: "Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', or 'ESNEXT'." }, + Specify_module_code_generation_Colon_commonjs_amd_system_umd_or_es2015: { code: 6016, category: ts.DiagnosticCategory.Message, key: "Specify_module_code_generation_Colon_commonjs_amd_system_umd_or_es2015_6016", message: "Specify module code generation: 'commonjs', 'amd', 'system', 'umd' or 'es2015'." }, Print_this_message: { code: 6017, category: ts.DiagnosticCategory.Message, key: "Print_this_message_6017", message: "Print this message." }, Print_the_compiler_s_version: { code: 6019, category: ts.DiagnosticCategory.Message, key: "Print_the_compiler_s_version_6019", message: "Print the compiler's version." }, - Compile_the_project_in_the_given_directory: { code: 6020, category: ts.DiagnosticCategory.Message, key: "Compile_the_project_in_the_given_directory_6020", message: "Compile the project in the given directory." }, + Compile_the_project_given_the_path_to_its_configuration_file_or_to_a_folder_with_a_tsconfig_json: { code: 6020, category: ts.DiagnosticCategory.Message, key: "Compile_the_project_given_the_path_to_its_configuration_file_or_to_a_folder_with_a_tsconfig_json_6020", message: "Compile the project given the path to its configuration file, or to a folder with a 'tsconfig.json'." }, Syntax_Colon_0: { code: 6023, category: ts.DiagnosticCategory.Message, key: "Syntax_Colon_0_6023", message: "Syntax: {0}" }, options: { code: 6024, category: ts.DiagnosticCategory.Message, key: "options_6024", message: "options" }, file: { code: 6025, category: ts.DiagnosticCategory.Message, key: "file_6025", message: "file" }, @@ -4485,11 +4561,12 @@ var ts; LOCATION: { code: 6037, category: ts.DiagnosticCategory.Message, key: "LOCATION_6037", message: "LOCATION" }, DIRECTORY: { code: 6038, category: ts.DiagnosticCategory.Message, key: "DIRECTORY_6038", message: "DIRECTORY" }, STRATEGY: { code: 6039, category: ts.DiagnosticCategory.Message, key: "STRATEGY_6039", message: "STRATEGY" }, + FILE_OR_DIRECTORY: { code: 6040, category: ts.DiagnosticCategory.Message, key: "FILE_OR_DIRECTORY_6040", message: "FILE OR DIRECTORY" }, Compilation_complete_Watching_for_file_changes: { code: 6042, category: ts.DiagnosticCategory.Message, key: "Compilation_complete_Watching_for_file_changes_6042", message: "Compilation complete. Watching for file changes." }, Generates_corresponding_map_file: { code: 6043, category: ts.DiagnosticCategory.Message, key: "Generates_corresponding_map_file_6043", message: "Generates corresponding '.map' file." }, Compiler_option_0_expects_an_argument: { code: 6044, category: ts.DiagnosticCategory.Error, key: "Compiler_option_0_expects_an_argument_6044", message: "Compiler option '{0}' expects an argument." }, Unterminated_quoted_string_in_response_file_0: { code: 6045, category: ts.DiagnosticCategory.Error, key: "Unterminated_quoted_string_in_response_file_0_6045", message: "Unterminated quoted string in response file '{0}'." }, - Argument_for_0_option_must_be_Colon_1: { code: 6046, category: ts.DiagnosticCategory.Error, key: "Argument_for_0_option_must_be_Colon_1_6046", message: "Argument for '{0}' option must be: {1}" }, + Argument_for_0_option_must_be_Colon_1: { code: 6046, category: ts.DiagnosticCategory.Error, key: "Argument_for_0_option_must_be_Colon_1_6046", message: "Argument for '{0}' option must be: {1}." }, Locale_must_be_of_the_form_language_or_language_territory_For_example_0_or_1: { code: 6048, category: ts.DiagnosticCategory.Error, key: "Locale_must_be_of_the_form_language_or_language_territory_For_example_0_or_1_6048", message: "Locale must be of the form <language> or <language>-<territory>. For example '{0}' or '{1}'." }, Unsupported_locale_0: { code: 6049, category: ts.DiagnosticCategory.Error, key: "Unsupported_locale_0_6049", message: "Unsupported locale '{0}'." }, Unable_to_open_file_0: { code: 6050, category: ts.DiagnosticCategory.Error, key: "Unable_to_open_file_0_6050", message: "Unable to open file '{0}'." }, @@ -4511,17 +4588,18 @@ var ts; Initializes_a_TypeScript_project_and_creates_a_tsconfig_json_file: { code: 6070, category: ts.DiagnosticCategory.Message, key: "Initializes_a_TypeScript_project_and_creates_a_tsconfig_json_file_6070", message: "Initializes a TypeScript project and creates a tsconfig.json file." }, Successfully_created_a_tsconfig_json_file: { code: 6071, category: ts.DiagnosticCategory.Message, key: "Successfully_created_a_tsconfig_json_file_6071", message: "Successfully created a tsconfig.json file." }, Suppress_excess_property_checks_for_object_literals: { code: 6072, category: ts.DiagnosticCategory.Message, key: "Suppress_excess_property_checks_for_object_literals_6072", message: "Suppress excess property checks for object literals." }, - Stylize_errors_and_messages_using_color_and_context_experimental: { code: 6073, category: ts.DiagnosticCategory.Message, key: "Stylize_errors_and_messages_using_color_and_context_experimental_6073", message: "Stylize errors and messages using color and context. (experimental)" }, + Stylize_errors_and_messages_using_color_and_context_experimental: { code: 6073, category: ts.DiagnosticCategory.Message, key: "Stylize_errors_and_messages_using_color_and_context_experimental_6073", message: "Stylize errors and messages using color and context (experimental)." }, Do_not_report_errors_on_unused_labels: { code: 6074, category: ts.DiagnosticCategory.Message, key: "Do_not_report_errors_on_unused_labels_6074", message: "Do not report errors on unused labels." }, Report_error_when_not_all_code_paths_in_function_return_a_value: { code: 6075, category: ts.DiagnosticCategory.Message, key: "Report_error_when_not_all_code_paths_in_function_return_a_value_6075", message: "Report error when not all code paths in function return a value." }, Report_errors_for_fallthrough_cases_in_switch_statement: { code: 6076, category: ts.DiagnosticCategory.Message, key: "Report_errors_for_fallthrough_cases_in_switch_statement_6076", message: "Report errors for fallthrough cases in switch statement." }, Do_not_report_errors_on_unreachable_code: { code: 6077, category: ts.DiagnosticCategory.Message, key: "Do_not_report_errors_on_unreachable_code_6077", message: "Do not report errors on unreachable code." }, Disallow_inconsistently_cased_references_to_the_same_file: { code: 6078, category: ts.DiagnosticCategory.Message, key: "Disallow_inconsistently_cased_references_to_the_same_file_6078", message: "Disallow inconsistently-cased references to the same file." }, Specify_library_files_to_be_included_in_the_compilation_Colon: { code: 6079, category: ts.DiagnosticCategory.Message, key: "Specify_library_files_to_be_included_in_the_compilation_Colon_6079", message: "Specify library files to be included in the compilation: " }, - Specify_JSX_code_generation_Colon_preserve_or_react: { code: 6080, category: ts.DiagnosticCategory.Message, key: "Specify_JSX_code_generation_Colon_preserve_or_react_6080", message: "Specify JSX code generation: 'preserve' or 'react'" }, + Specify_JSX_code_generation_Colon_preserve_react_native_or_react: { code: 6080, category: ts.DiagnosticCategory.Message, key: "Specify_JSX_code_generation_Colon_preserve_react_native_or_react_6080", message: "Specify JSX code generation: 'preserve', 'react-native', or 'react'." }, + File_0_has_an_unsupported_extension_so_skipping_it: { code: 6081, category: ts.DiagnosticCategory.Message, key: "File_0_has_an_unsupported_extension_so_skipping_it_6081", message: "File '{0}' has an unsupported extension, so skipping it." }, Only_amd_and_system_modules_are_supported_alongside_0: { code: 6082, category: ts.DiagnosticCategory.Error, key: "Only_amd_and_system_modules_are_supported_alongside_0_6082", message: "Only 'amd' and 'system' modules are supported alongside --{0}." }, Base_directory_to_resolve_non_absolute_module_names: { code: 6083, category: ts.DiagnosticCategory.Message, key: "Base_directory_to_resolve_non_absolute_module_names_6083", message: "Base directory to resolve non-absolute module names." }, - Specify_the_object_invoked_for_createElement_and_spread_when_targeting_react_JSX_emit: { code: 6084, category: ts.DiagnosticCategory.Message, key: "Specify_the_object_invoked_for_createElement_and_spread_when_targeting_react_JSX_emit_6084", message: "Specify the object invoked for createElement and __spread when targeting 'react' JSX emit" }, + Deprecated_Use_jsxFactory_instead_Specify_the_object_invoked_for_createElement_when_targeting_react_JSX_emit: { code: 6084, category: ts.DiagnosticCategory.Message, key: "Deprecated_Use_jsxFactory_instead_Specify_the_object_invoked_for_createElement_when_targeting_react__6084", message: "[Deprecated] Use '--jsxFactory' instead. Specify the object invoked for createElement when targeting 'react' JSX emit" }, Enable_tracing_of_the_name_resolution_process: { code: 6085, category: ts.DiagnosticCategory.Message, key: "Enable_tracing_of_the_name_resolution_process_6085", message: "Enable tracing of the name resolution process." }, Resolving_module_0_from_1: { code: 6086, category: ts.DiagnosticCategory.Message, key: "Resolving_module_0_from_1_6086", message: "======== Resolving module '{0}' from '{1}'. ========" }, Explicitly_specified_module_resolution_kind_Colon_0: { code: 6087, category: ts.DiagnosticCategory.Message, key: "Explicitly_specified_module_resolution_kind_Colon_0_6087", message: "Explicitly specified module resolution kind: '{0}'." }, @@ -4532,23 +4610,23 @@ var ts; Module_name_0_matched_pattern_1: { code: 6092, category: ts.DiagnosticCategory.Message, key: "Module_name_0_matched_pattern_1_6092", message: "Module name '{0}', matched pattern '{1}'." }, Trying_substitution_0_candidate_module_location_Colon_1: { code: 6093, category: ts.DiagnosticCategory.Message, key: "Trying_substitution_0_candidate_module_location_Colon_1_6093", message: "Trying substitution '{0}', candidate module location: '{1}'." }, Resolving_module_name_0_relative_to_base_url_1_2: { code: 6094, category: ts.DiagnosticCategory.Message, key: "Resolving_module_name_0_relative_to_base_url_1_2_6094", message: "Resolving module name '{0}' relative to base url '{1}' - '{2}'." }, - Loading_module_as_file_Slash_folder_candidate_module_location_0: { code: 6095, category: ts.DiagnosticCategory.Message, key: "Loading_module_as_file_Slash_folder_candidate_module_location_0_6095", message: "Loading module as file / folder, candidate module location '{0}'." }, + Loading_module_as_file_Slash_folder_candidate_module_location_0_target_file_type_1: { code: 6095, category: ts.DiagnosticCategory.Message, key: "Loading_module_as_file_Slash_folder_candidate_module_location_0_target_file_type_1_6095", message: "Loading module as file / folder, candidate module location '{0}', target file type '{1}'." }, File_0_does_not_exist: { code: 6096, category: ts.DiagnosticCategory.Message, key: "File_0_does_not_exist_6096", message: "File '{0}' does not exist." }, File_0_exist_use_it_as_a_name_resolution_result: { code: 6097, category: ts.DiagnosticCategory.Message, key: "File_0_exist_use_it_as_a_name_resolution_result_6097", message: "File '{0}' exist - use it as a name resolution result." }, - Loading_module_0_from_node_modules_folder: { code: 6098, category: ts.DiagnosticCategory.Message, key: "Loading_module_0_from_node_modules_folder_6098", message: "Loading module '{0}' from 'node_modules' folder." }, + Loading_module_0_from_node_modules_folder_target_file_type_1: { code: 6098, category: ts.DiagnosticCategory.Message, key: "Loading_module_0_from_node_modules_folder_target_file_type_1_6098", message: "Loading module '{0}' from 'node_modules' folder, target file type '{1}'." }, Found_package_json_at_0: { code: 6099, category: ts.DiagnosticCategory.Message, key: "Found_package_json_at_0_6099", message: "Found 'package.json' at '{0}'." }, - package_json_does_not_have_a_types_or_main_field: { code: 6100, category: ts.DiagnosticCategory.Message, key: "package_json_does_not_have_a_types_or_main_field_6100", message: "'package.json' does not have a 'types' or 'main' field." }, + package_json_does_not_have_a_0_field: { code: 6100, category: ts.DiagnosticCategory.Message, key: "package_json_does_not_have_a_0_field_6100", message: "'package.json' does not have a '{0}' field." }, package_json_has_0_field_1_that_references_2: { code: 6101, category: ts.DiagnosticCategory.Message, key: "package_json_has_0_field_1_that_references_2_6101", message: "'package.json' has '{0}' field '{1}' that references '{2}'." }, Allow_javascript_files_to_be_compiled: { code: 6102, category: ts.DiagnosticCategory.Message, key: "Allow_javascript_files_to_be_compiled_6102", message: "Allow javascript files to be compiled." }, Option_0_should_have_array_of_strings_as_a_value: { code: 6103, category: ts.DiagnosticCategory.Error, key: "Option_0_should_have_array_of_strings_as_a_value_6103", message: "Option '{0}' should have array of strings as a value." }, Checking_if_0_is_the_longest_matching_prefix_for_1_2: { code: 6104, category: ts.DiagnosticCategory.Message, key: "Checking_if_0_is_the_longest_matching_prefix_for_1_2_6104", message: "Checking if '{0}' is the longest matching prefix for '{1}' - '{2}'." }, Expected_type_of_0_field_in_package_json_to_be_string_got_1: { code: 6105, category: ts.DiagnosticCategory.Message, key: "Expected_type_of_0_field_in_package_json_to_be_string_got_1_6105", message: "Expected type of '{0}' field in 'package.json' to be 'string', got '{1}'." }, - baseUrl_option_is_set_to_0_using_this_value_to_resolve_non_relative_module_name_1: { code: 6106, category: ts.DiagnosticCategory.Message, key: "baseUrl_option_is_set_to_0_using_this_value_to_resolve_non_relative_module_name_1_6106", message: "'baseUrl' option is set to '{0}', using this value to resolve non-relative module name '{1}'" }, - rootDirs_option_is_set_using_it_to_resolve_relative_module_name_0: { code: 6107, category: ts.DiagnosticCategory.Message, key: "rootDirs_option_is_set_using_it_to_resolve_relative_module_name_0_6107", message: "'rootDirs' option is set, using it to resolve relative module name '{0}'" }, - Longest_matching_prefix_for_0_is_1: { code: 6108, category: ts.DiagnosticCategory.Message, key: "Longest_matching_prefix_for_0_is_1_6108", message: "Longest matching prefix for '{0}' is '{1}'" }, - Loading_0_from_the_root_dir_1_candidate_location_2: { code: 6109, category: ts.DiagnosticCategory.Message, key: "Loading_0_from_the_root_dir_1_candidate_location_2_6109", message: "Loading '{0}' from the root dir '{1}', candidate location '{2}'" }, - Trying_other_entries_in_rootDirs: { code: 6110, category: ts.DiagnosticCategory.Message, key: "Trying_other_entries_in_rootDirs_6110", message: "Trying other entries in 'rootDirs'" }, - Module_resolution_using_rootDirs_has_failed: { code: 6111, category: ts.DiagnosticCategory.Message, key: "Module_resolution_using_rootDirs_has_failed_6111", message: "Module resolution using 'rootDirs' has failed" }, + baseUrl_option_is_set_to_0_using_this_value_to_resolve_non_relative_module_name_1: { code: 6106, category: ts.DiagnosticCategory.Message, key: "baseUrl_option_is_set_to_0_using_this_value_to_resolve_non_relative_module_name_1_6106", message: "'baseUrl' option is set to '{0}', using this value to resolve non-relative module name '{1}'." }, + rootDirs_option_is_set_using_it_to_resolve_relative_module_name_0: { code: 6107, category: ts.DiagnosticCategory.Message, key: "rootDirs_option_is_set_using_it_to_resolve_relative_module_name_0_6107", message: "'rootDirs' option is set, using it to resolve relative module name '{0}'." }, + Longest_matching_prefix_for_0_is_1: { code: 6108, category: ts.DiagnosticCategory.Message, key: "Longest_matching_prefix_for_0_is_1_6108", message: "Longest matching prefix for '{0}' is '{1}'." }, + Loading_0_from_the_root_dir_1_candidate_location_2: { code: 6109, category: ts.DiagnosticCategory.Message, key: "Loading_0_from_the_root_dir_1_candidate_location_2_6109", message: "Loading '{0}' from the root dir '{1}', candidate location '{2}'." }, + Trying_other_entries_in_rootDirs: { code: 6110, category: ts.DiagnosticCategory.Message, key: "Trying_other_entries_in_rootDirs_6110", message: "Trying other entries in 'rootDirs'." }, + Module_resolution_using_rootDirs_has_failed: { code: 6111, category: ts.DiagnosticCategory.Message, key: "Module_resolution_using_rootDirs_has_failed_6111", message: "Module resolution using 'rootDirs' has failed." }, Do_not_emit_use_strict_directives_in_module_output: { code: 6112, category: ts.DiagnosticCategory.Message, key: "Do_not_emit_use_strict_directives_in_module_output_6112", message: "Do not emit 'use strict' directives in module output." }, Enable_strict_null_checks: { code: 6113, category: ts.DiagnosticCategory.Message, key: "Enable_strict_null_checks_6113", message: "Enable strict null checks." }, Unknown_option_excludes_Did_you_mean_exclude: { code: 6114, category: ts.DiagnosticCategory.Error, key: "Unknown_option_excludes_Did_you_mean_exclude_6114", message: "Unknown option 'excludes'. Did you mean 'exclude'?" }, @@ -4558,32 +4636,67 @@ var ts; Resolving_from_node_modules_folder: { code: 6118, category: ts.DiagnosticCategory.Message, key: "Resolving_from_node_modules_folder_6118", message: "Resolving from node_modules folder..." }, Type_reference_directive_0_was_successfully_resolved_to_1_primary_Colon_2: { code: 6119, category: ts.DiagnosticCategory.Message, key: "Type_reference_directive_0_was_successfully_resolved_to_1_primary_Colon_2_6119", message: "======== Type reference directive '{0}' was successfully resolved to '{1}', primary: {2}. ========" }, Type_reference_directive_0_was_not_resolved: { code: 6120, category: ts.DiagnosticCategory.Message, key: "Type_reference_directive_0_was_not_resolved_6120", message: "======== Type reference directive '{0}' was not resolved. ========" }, - Resolving_with_primary_search_path_0: { code: 6121, category: ts.DiagnosticCategory.Message, key: "Resolving_with_primary_search_path_0_6121", message: "Resolving with primary search path '{0}'" }, + Resolving_with_primary_search_path_0: { code: 6121, category: ts.DiagnosticCategory.Message, key: "Resolving_with_primary_search_path_0_6121", message: "Resolving with primary search path '{0}'." }, Root_directory_cannot_be_determined_skipping_primary_search_paths: { code: 6122, category: ts.DiagnosticCategory.Message, key: "Root_directory_cannot_be_determined_skipping_primary_search_paths_6122", message: "Root directory cannot be determined, skipping primary search paths." }, Resolving_type_reference_directive_0_containing_file_1_root_directory_not_set: { code: 6123, category: ts.DiagnosticCategory.Message, key: "Resolving_type_reference_directive_0_containing_file_1_root_directory_not_set_6123", message: "======== Resolving type reference directive '{0}', containing file '{1}', root directory not set. ========" }, Type_declaration_files_to_be_included_in_compilation: { code: 6124, category: ts.DiagnosticCategory.Message, key: "Type_declaration_files_to_be_included_in_compilation_6124", message: "Type declaration files to be included in compilation." }, - Looking_up_in_node_modules_folder_initial_location_0: { code: 6125, category: ts.DiagnosticCategory.Message, key: "Looking_up_in_node_modules_folder_initial_location_0_6125", message: "Looking up in 'node_modules' folder, initial location '{0}'" }, + Looking_up_in_node_modules_folder_initial_location_0: { code: 6125, category: ts.DiagnosticCategory.Message, key: "Looking_up_in_node_modules_folder_initial_location_0_6125", message: "Looking up in 'node_modules' folder, initial location '{0}'." }, Containing_file_is_not_specified_and_root_directory_cannot_be_determined_skipping_lookup_in_node_modules_folder: { code: 6126, category: ts.DiagnosticCategory.Message, key: "Containing_file_is_not_specified_and_root_directory_cannot_be_determined_skipping_lookup_in_node_mod_6126", message: "Containing file is not specified and root directory cannot be determined, skipping lookup in 'node_modules' folder." }, Resolving_type_reference_directive_0_containing_file_not_set_root_directory_1: { code: 6127, category: ts.DiagnosticCategory.Message, key: "Resolving_type_reference_directive_0_containing_file_not_set_root_directory_1_6127", message: "======== Resolving type reference directive '{0}', containing file not set, root directory '{1}'. ========" }, Resolving_type_reference_directive_0_containing_file_not_set_root_directory_not_set: { code: 6128, category: ts.DiagnosticCategory.Message, key: "Resolving_type_reference_directive_0_containing_file_not_set_root_directory_not_set_6128", message: "======== Resolving type reference directive '{0}', containing file not set, root directory not set. ========" }, The_config_file_0_found_doesn_t_contain_any_source_files: { code: 6129, category: ts.DiagnosticCategory.Error, key: "The_config_file_0_found_doesn_t_contain_any_source_files_6129", message: "The config file '{0}' found doesn't contain any source files." }, - Resolving_real_path_for_0_result_1: { code: 6130, category: ts.DiagnosticCategory.Message, key: "Resolving_real_path_for_0_result_1_6130", message: "Resolving real path for '{0}', result '{1}'" }, + Resolving_real_path_for_0_result_1: { code: 6130, category: ts.DiagnosticCategory.Message, key: "Resolving_real_path_for_0_result_1_6130", message: "Resolving real path for '{0}', result '{1}'." }, Cannot_compile_modules_using_option_0_unless_the_module_flag_is_amd_or_system: { code: 6131, category: ts.DiagnosticCategory.Error, key: "Cannot_compile_modules_using_option_0_unless_the_module_flag_is_amd_or_system_6131", message: "Cannot compile modules using option '{0}' unless the '--module' flag is 'amd' or 'system'." }, - File_name_0_has_a_1_extension_stripping_it: { code: 6132, category: ts.DiagnosticCategory.Message, key: "File_name_0_has_a_1_extension_stripping_it_6132", message: "File name '{0}' has a '{1}' extension - stripping it" }, + File_name_0_has_a_1_extension_stripping_it: { code: 6132, category: ts.DiagnosticCategory.Message, key: "File_name_0_has_a_1_extension_stripping_it_6132", message: "File name '{0}' has a '{1}' extension - stripping it." }, _0_is_declared_but_never_used: { code: 6133, category: ts.DiagnosticCategory.Error, key: "_0_is_declared_but_never_used_6133", message: "'{0}' is declared but never used." }, Report_errors_on_unused_locals: { code: 6134, category: ts.DiagnosticCategory.Message, key: "Report_errors_on_unused_locals_6134", message: "Report errors on unused locals." }, Report_errors_on_unused_parameters: { code: 6135, category: ts.DiagnosticCategory.Message, key: "Report_errors_on_unused_parameters_6135", message: "Report errors on unused parameters." }, - The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files: { code: 6136, category: ts.DiagnosticCategory.Message, key: "The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files_6136", message: "The maximum dependency depth to search under node_modules and load JavaScript files" }, - No_types_specified_in_package_json_so_returning_main_value_of_0: { code: 6137, category: ts.DiagnosticCategory.Message, key: "No_types_specified_in_package_json_so_returning_main_value_of_0_6137", message: "No types specified in 'package.json', so returning 'main' value of '{0}'" }, + The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files: { code: 6136, category: ts.DiagnosticCategory.Message, key: "The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files_6136", message: "The maximum dependency depth to search under node_modules and load JavaScript files." }, Property_0_is_declared_but_never_used: { code: 6138, category: ts.DiagnosticCategory.Error, key: "Property_0_is_declared_but_never_used_6138", message: "Property '{0}' is declared but never used." }, Import_emit_helpers_from_tslib: { code: 6139, category: ts.DiagnosticCategory.Message, key: "Import_emit_helpers_from_tslib_6139", message: "Import emit helpers from 'tslib'." }, Auto_discovery_for_typings_is_enabled_in_project_0_Running_extra_resolution_pass_for_module_1_using_cache_location_2: { code: 6140, category: ts.DiagnosticCategory.Error, key: "Auto_discovery_for_typings_is_enabled_in_project_0_Running_extra_resolution_pass_for_module_1_using__6140", message: "Auto discovery for typings is enabled in project '{0}'. Running extra resolution pass for module '{1}' using cache location '{2}'." }, - Parse_in_strict_mode_and_emit_use_strict_for_each_source_file: { code: 6141, category: ts.DiagnosticCategory.Message, key: "Parse_in_strict_mode_and_emit_use_strict_for_each_source_file_6141", message: "Parse in strict mode and emit \"use strict\" for each source file" }, + Parse_in_strict_mode_and_emit_use_strict_for_each_source_file: { code: 6141, category: ts.DiagnosticCategory.Message, key: "Parse_in_strict_mode_and_emit_use_strict_for_each_source_file_6141", message: "Parse in strict mode and emit \"use strict\" for each source file." }, Module_0_was_resolved_to_1_but_jsx_is_not_set: { code: 6142, category: ts.DiagnosticCategory.Error, key: "Module_0_was_resolved_to_1_but_jsx_is_not_set_6142", message: "Module '{0}' was resolved to '{1}', but '--jsx' is not set." }, Module_0_was_resolved_to_1_but_allowJs_is_not_set: { code: 6143, category: ts.DiagnosticCategory.Error, key: "Module_0_was_resolved_to_1_but_allowJs_is_not_set_6143", message: "Module '{0}' was resolved to '{1}', but '--allowJs' is not set." }, Module_0_was_resolved_as_locally_declared_ambient_module_in_file_1: { code: 6144, category: ts.DiagnosticCategory.Message, key: "Module_0_was_resolved_as_locally_declared_ambient_module_in_file_1_6144", message: "Module '{0}' was resolved as locally declared ambient module in file '{1}'." }, Module_0_was_resolved_as_ambient_module_declared_in_1_since_this_file_was_not_modified: { code: 6145, category: ts.DiagnosticCategory.Message, key: "Module_0_was_resolved_as_ambient_module_declared_in_1_since_this_file_was_not_modified_6145", message: "Module '{0}' was resolved as ambient module declared in '{1}' since this file was not modified." }, Specify_the_JSX_factory_function_to_use_when_targeting_react_JSX_emit_e_g_React_createElement_or_h: { code: 6146, category: ts.DiagnosticCategory.Message, key: "Specify_the_JSX_factory_function_to_use_when_targeting_react_JSX_emit_e_g_React_createElement_or_h_6146", message: "Specify the JSX factory function to use when targeting 'react' JSX emit, e.g. 'React.createElement' or 'h'." }, + Resolution_for_module_0_was_found_in_cache: { code: 6147, category: ts.DiagnosticCategory.Message, key: "Resolution_for_module_0_was_found_in_cache_6147", message: "Resolution for module '{0}' was found in cache." }, + Directory_0_does_not_exist_skipping_all_lookups_in_it: { code: 6148, category: ts.DiagnosticCategory.Message, key: "Directory_0_does_not_exist_skipping_all_lookups_in_it_6148", message: "Directory '{0}' does not exist, skipping all lookups in it." }, + Show_diagnostic_information: { code: 6149, category: ts.DiagnosticCategory.Message, key: "Show_diagnostic_information_6149", message: "Show diagnostic information." }, + Show_verbose_diagnostic_information: { code: 6150, category: ts.DiagnosticCategory.Message, key: "Show_verbose_diagnostic_information_6150", message: "Show verbose diagnostic information." }, + Emit_a_single_file_with_source_maps_instead_of_having_a_separate_file: { code: 6151, category: ts.DiagnosticCategory.Message, key: "Emit_a_single_file_with_source_maps_instead_of_having_a_separate_file_6151", message: "Emit a single file with source maps instead of having a separate file." }, + Emit_the_source_alongside_the_sourcemaps_within_a_single_file_requires_inlineSourceMap_or_sourceMap_to_be_set: { code: 6152, category: ts.DiagnosticCategory.Message, key: "Emit_the_source_alongside_the_sourcemaps_within_a_single_file_requires_inlineSourceMap_or_sourceMap__6152", message: "Emit the source alongside the sourcemaps within a single file; requires '--inlineSourceMap' or '--sourceMap' to be set." }, + Transpile_each_file_as_a_separate_module_similar_to_ts_transpileModule: { code: 6153, category: ts.DiagnosticCategory.Message, key: "Transpile_each_file_as_a_separate_module_similar_to_ts_transpileModule_6153", message: "Transpile each file as a separate module (similar to 'ts.transpileModule')." }, + Print_names_of_generated_files_part_of_the_compilation: { code: 6154, category: ts.DiagnosticCategory.Message, key: "Print_names_of_generated_files_part_of_the_compilation_6154", message: "Print names of generated files part of the compilation." }, + Print_names_of_files_part_of_the_compilation: { code: 6155, category: ts.DiagnosticCategory.Message, key: "Print_names_of_files_part_of_the_compilation_6155", message: "Print names of files part of the compilation." }, + The_locale_used_when_displaying_messages_to_the_user_e_g_en_us: { code: 6156, category: ts.DiagnosticCategory.Message, key: "The_locale_used_when_displaying_messages_to_the_user_e_g_en_us_6156", message: "The locale used when displaying messages to the user (e.g. 'en-us')" }, + Do_not_generate_custom_helper_functions_like_extends_in_compiled_output: { code: 6157, category: ts.DiagnosticCategory.Message, key: "Do_not_generate_custom_helper_functions_like_extends_in_compiled_output_6157", message: "Do not generate custom helper functions like '__extends' in compiled output." }, + Do_not_include_the_default_library_file_lib_d_ts: { code: 6158, category: ts.DiagnosticCategory.Message, key: "Do_not_include_the_default_library_file_lib_d_ts_6158", message: "Do not include the default library file (lib.d.ts)." }, + Do_not_add_triple_slash_references_or_imported_modules_to_the_list_of_compiled_files: { code: 6159, category: ts.DiagnosticCategory.Message, key: "Do_not_add_triple_slash_references_or_imported_modules_to_the_list_of_compiled_files_6159", message: "Do not add triple-slash references or imported modules to the list of compiled files." }, + Deprecated_Use_skipLibCheck_instead_Skip_type_checking_of_default_library_declaration_files: { code: 6160, category: ts.DiagnosticCategory.Message, key: "Deprecated_Use_skipLibCheck_instead_Skip_type_checking_of_default_library_declaration_files_6160", message: "[Deprecated] Use '--skipLibCheck' instead. Skip type checking of default library declaration files." }, + List_of_folders_to_include_type_definitions_from: { code: 6161, category: ts.DiagnosticCategory.Message, key: "List_of_folders_to_include_type_definitions_from_6161", message: "List of folders to include type definitions from." }, + Disable_size_limitations_on_JavaScript_projects: { code: 6162, category: ts.DiagnosticCategory.Message, key: "Disable_size_limitations_on_JavaScript_projects_6162", message: "Disable size limitations on JavaScript projects." }, + The_character_set_of_the_input_files: { code: 6163, category: ts.DiagnosticCategory.Message, key: "The_character_set_of_the_input_files_6163", message: "The character set of the input files." }, + Emit_a_UTF_8_Byte_Order_Mark_BOM_in_the_beginning_of_output_files: { code: 6164, category: ts.DiagnosticCategory.Message, key: "Emit_a_UTF_8_Byte_Order_Mark_BOM_in_the_beginning_of_output_files_6164", message: "Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files." }, + Do_not_truncate_error_messages: { code: 6165, category: ts.DiagnosticCategory.Message, key: "Do_not_truncate_error_messages_6165", message: "Do not truncate error messages." }, + Output_directory_for_generated_declaration_files: { code: 6166, category: ts.DiagnosticCategory.Message, key: "Output_directory_for_generated_declaration_files_6166", message: "Output directory for generated declaration files." }, + A_series_of_entries_which_re_map_imports_to_lookup_locations_relative_to_the_baseUrl: { code: 6167, category: ts.DiagnosticCategory.Message, key: "A_series_of_entries_which_re_map_imports_to_lookup_locations_relative_to_the_baseUrl_6167", message: "A series of entries which re-map imports to lookup locations relative to the 'baseUrl'." }, + List_of_root_folders_whose_combined_content_represents_the_structure_of_the_project_at_runtime: { code: 6168, category: ts.DiagnosticCategory.Message, key: "List_of_root_folders_whose_combined_content_represents_the_structure_of_the_project_at_runtime_6168", message: "List of root folders whose combined content represents the structure of the project at runtime." }, + Show_all_compiler_options: { code: 6169, category: ts.DiagnosticCategory.Message, key: "Show_all_compiler_options_6169", message: "Show all compiler options." }, + Deprecated_Use_outFile_instead_Concatenate_and_emit_output_to_single_file: { code: 6170, category: ts.DiagnosticCategory.Message, key: "Deprecated_Use_outFile_instead_Concatenate_and_emit_output_to_single_file_6170", message: "[Deprecated] Use '--outFile' instead. Concatenate and emit output to single file" }, + Command_line_Options: { code: 6171, category: ts.DiagnosticCategory.Message, key: "Command_line_Options_6171", message: "Command-line Options" }, + Basic_Options: { code: 6172, category: ts.DiagnosticCategory.Message, key: "Basic_Options_6172", message: "Basic Options" }, + Strict_Type_Checking_Options: { code: 6173, category: ts.DiagnosticCategory.Message, key: "Strict_Type_Checking_Options_6173", message: "Strict Type-Checking Options" }, + Module_Resolution_Options: { code: 6174, category: ts.DiagnosticCategory.Message, key: "Module_Resolution_Options_6174", message: "Module Resolution Options" }, + Source_Map_Options: { code: 6175, category: ts.DiagnosticCategory.Message, key: "Source_Map_Options_6175", message: "Source Map Options" }, + Additional_Checks: { code: 6176, category: ts.DiagnosticCategory.Message, key: "Additional_Checks_6176", message: "Additional Checks" }, + Experimental_Options: { code: 6177, category: ts.DiagnosticCategory.Message, key: "Experimental_Options_6177", message: "Experimental Options" }, + Advanced_Options: { code: 6178, category: ts.DiagnosticCategory.Message, key: "Advanced_Options_6178", message: "Advanced Options" }, + Provide_full_support_for_iterables_in_for_of_spread_and_destructuring_when_targeting_ES5_or_ES3: { code: 6179, category: ts.DiagnosticCategory.Message, key: "Provide_full_support_for_iterables_in_for_of_spread_and_destructuring_when_targeting_ES5_or_ES3_6179", message: "Provide full support for iterables in 'for-of', spread, and destructuring when targeting 'ES5' or 'ES3'." }, + Enable_all_strict_type_checking_options: { code: 6180, category: ts.DiagnosticCategory.Message, key: "Enable_all_strict_type_checking_options_6180", message: "Enable all strict type-checking options." }, + List_of_language_service_plugins: { code: 6181, category: ts.DiagnosticCategory.Message, key: "List_of_language_service_plugins_6181", message: "List of language service plugins." }, + Scoped_package_detected_looking_in_0: { code: 6182, category: ts.DiagnosticCategory.Message, key: "Scoped_package_detected_looking_in_0_6182", message: "Scoped package detected, looking in '{0}'" }, Variable_0_implicitly_has_an_1_type: { code: 7005, category: ts.DiagnosticCategory.Error, key: "Variable_0_implicitly_has_an_1_type_7005", message: "Variable '{0}' implicitly has an '{1}' type." }, Parameter_0_implicitly_has_an_1_type: { code: 7006, category: ts.DiagnosticCategory.Error, key: "Parameter_0_implicitly_has_an_1_type_7006", message: "Parameter '{0}' implicitly has an '{1}' type." }, Member_0_implicitly_has_an_1_type: { code: 7008, category: ts.DiagnosticCategory.Error, key: "Member_0_implicitly_has_an_1_type_7008", message: "Member '{0}' implicitly has an '{1}' type." }, @@ -4601,7 +4714,7 @@ var ts; _0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions: { code: 7023, category: ts.DiagnosticCategory.Error, key: "_0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_reference_7023", message: "'{0}' implicitly has return type 'any' because it does not have a return type annotation and is referenced directly or indirectly in one of its return expressions." }, Function_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions: { code: 7024, category: ts.DiagnosticCategory.Error, key: "Function_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_ref_7024", message: "Function implicitly has return type 'any' because it does not have a return type annotation and is referenced directly or indirectly in one of its return expressions." }, Generator_implicitly_has_type_0_because_it_does_not_yield_any_values_Consider_supplying_a_return_type: { code: 7025, category: ts.DiagnosticCategory.Error, key: "Generator_implicitly_has_type_0_because_it_does_not_yield_any_values_Consider_supplying_a_return_typ_7025", message: "Generator implicitly has type '{0}' because it does not yield any values. Consider supplying a return type." }, - JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists: { code: 7026, category: ts.DiagnosticCategory.Error, key: "JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists_7026", message: "JSX element implicitly has type 'any' because no interface 'JSX.{0}' exists" }, + JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists: { code: 7026, category: ts.DiagnosticCategory.Error, key: "JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists_7026", message: "JSX element implicitly has type 'any' because no interface 'JSX.{0}' exists." }, Unreachable_code_detected: { code: 7027, category: ts.DiagnosticCategory.Error, key: "Unreachable_code_detected_7027", message: "Unreachable code detected." }, Unused_label: { code: 7028, category: ts.DiagnosticCategory.Error, key: "Unused_label_7028", message: "Unused label." }, Fallthrough_case_in_switch: { code: 7029, category: ts.DiagnosticCategory.Error, key: "Fallthrough_case_in_switch_7029", message: "Fallthrough case in switch." }, @@ -4625,7 +4738,7 @@ var ts; parameter_modifiers_can_only_be_used_in_a_ts_file: { code: 8012, category: ts.DiagnosticCategory.Error, key: "parameter_modifiers_can_only_be_used_in_a_ts_file_8012", message: "'parameter modifiers' can only be used in a .ts file." }, enum_declarations_can_only_be_used_in_a_ts_file: { code: 8015, category: ts.DiagnosticCategory.Error, key: "enum_declarations_can_only_be_used_in_a_ts_file_8015", message: "'enum declarations' can only be used in a .ts file." }, type_assertion_expressions_can_only_be_used_in_a_ts_file: { code: 8016, category: ts.DiagnosticCategory.Error, key: "type_assertion_expressions_can_only_be_used_in_a_ts_file_8016", message: "'type assertion expressions' can only be used in a .ts file." }, - Only_identifiers_Slashqualified_names_with_optional_type_arguments_are_currently_supported_in_a_class_extends_clauses: { code: 9002, category: ts.DiagnosticCategory.Error, key: "Only_identifiers_Slashqualified_names_with_optional_type_arguments_are_currently_supported_in_a_clas_9002", message: "Only identifiers/qualified-names with optional type arguments are currently supported in a class 'extends' clauses." }, + Only_identifiers_Slashqualified_names_with_optional_type_arguments_are_currently_supported_in_a_class_extends_clause: { code: 9002, category: ts.DiagnosticCategory.Error, key: "Only_identifiers_Slashqualified_names_with_optional_type_arguments_are_currently_supported_in_a_clas_9002", message: "Only identifiers/qualified-names with optional type arguments are currently supported in a class 'extends' clause." }, class_expressions_are_not_currently_supported: { code: 9003, category: ts.DiagnosticCategory.Error, key: "class_expressions_are_not_currently_supported_9003", message: "'class' expressions are not currently supported." }, Language_service_is_disabled: { code: 9004, category: ts.DiagnosticCategory.Error, key: "Language_service_is_disabled_9004", message: "Language service is disabled." }, JSX_attributes_must_only_be_assigned_a_non_empty_expression: { code: 17000, category: ts.DiagnosticCategory.Error, key: "JSX_attributes_must_only_be_assigned_a_non_empty_expression_17000", message: "JSX attributes must only be assigned a non-empty 'expression'." }, @@ -4633,28 +4746,40 @@ var ts; Expected_corresponding_JSX_closing_tag_for_0: { code: 17002, category: ts.DiagnosticCategory.Error, key: "Expected_corresponding_JSX_closing_tag_for_0_17002", message: "Expected corresponding JSX closing tag for '{0}'." }, JSX_attribute_expected: { code: 17003, category: ts.DiagnosticCategory.Error, key: "JSX_attribute_expected_17003", message: "JSX attribute expected." }, Cannot_use_JSX_unless_the_jsx_flag_is_provided: { code: 17004, category: ts.DiagnosticCategory.Error, key: "Cannot_use_JSX_unless_the_jsx_flag_is_provided_17004", message: "Cannot use JSX unless the '--jsx' flag is provided." }, - A_constructor_cannot_contain_a_super_call_when_its_class_extends_null: { code: 17005, category: ts.DiagnosticCategory.Error, key: "A_constructor_cannot_contain_a_super_call_when_its_class_extends_null_17005", message: "A constructor cannot contain a 'super' call when its class extends 'null'" }, + A_constructor_cannot_contain_a_super_call_when_its_class_extends_null: { code: 17005, category: ts.DiagnosticCategory.Error, key: "A_constructor_cannot_contain_a_super_call_when_its_class_extends_null_17005", message: "A constructor cannot contain a 'super' call when its class extends 'null'." }, An_unary_expression_with_the_0_operator_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Consider_enclosing_the_expression_in_parentheses: { code: 17006, category: ts.DiagnosticCategory.Error, key: "An_unary_expression_with_the_0_operator_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_ex_17006", message: "An unary expression with the '{0}' operator is not allowed in the left-hand side of an exponentiation expression. Consider enclosing the expression in parentheses." }, A_type_assertion_expression_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Consider_enclosing_the_expression_in_parentheses: { code: 17007, category: ts.DiagnosticCategory.Error, key: "A_type_assertion_expression_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Con_17007", message: "A type assertion expression is not allowed in the left-hand side of an exponentiation expression. Consider enclosing the expression in parentheses." }, JSX_element_0_has_no_corresponding_closing_tag: { code: 17008, category: ts.DiagnosticCategory.Error, key: "JSX_element_0_has_no_corresponding_closing_tag_17008", message: "JSX element '{0}' has no corresponding closing tag." }, super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class: { code: 17009, category: ts.DiagnosticCategory.Error, key: "super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class_17009", message: "'super' must be called before accessing 'this' in the constructor of a derived class." }, Unknown_type_acquisition_option_0: { code: 17010, category: ts.DiagnosticCategory.Error, key: "Unknown_type_acquisition_option_0_17010", message: "Unknown type acquisition option '{0}'." }, + super_must_be_called_before_accessing_a_property_of_super_in_the_constructor_of_a_derived_class: { code: 17011, category: ts.DiagnosticCategory.Error, key: "super_must_be_called_before_accessing_a_property_of_super_in_the_constructor_of_a_derived_class_17011", message: "'super' must be called before accessing a property of 'super' in the constructor of a derived class." }, + _0_is_not_a_valid_meta_property_for_keyword_1_Did_you_mean_2: { code: 17012, category: ts.DiagnosticCategory.Error, key: "_0_is_not_a_valid_meta_property_for_keyword_1_Did_you_mean_2_17012", message: "'{0}' is not a valid meta-property for keyword '{1}'. Did you mean '{2}'?" }, + Meta_property_0_is_only_allowed_in_the_body_of_a_function_declaration_function_expression_or_constructor: { code: 17013, category: ts.DiagnosticCategory.Error, key: "Meta_property_0_is_only_allowed_in_the_body_of_a_function_declaration_function_expression_or_constru_17013", message: "Meta-property '{0}' is only allowed in the body of a function declaration, function expression, or constructor." }, Circularity_detected_while_resolving_configuration_Colon_0: { code: 18000, category: ts.DiagnosticCategory.Error, key: "Circularity_detected_while_resolving_configuration_Colon_0_18000", message: "Circularity detected while resolving configuration: {0}" }, A_path_in_an_extends_option_must_be_relative_or_rooted_but_0_is_not: { code: 18001, category: ts.DiagnosticCategory.Error, key: "A_path_in_an_extends_option_must_be_relative_or_rooted_but_0_is_not_18001", message: "A path in an 'extends' option must be relative or rooted, but '{0}' is not." }, The_files_list_in_config_file_0_is_empty: { code: 18002, category: ts.DiagnosticCategory.Error, key: "The_files_list_in_config_file_0_is_empty_18002", message: "The 'files' list in config file '{0}' is empty." }, No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2: { code: 18003, category: ts.DiagnosticCategory.Error, key: "No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2_18003", message: "No inputs were found in config file '{0}'. Specified 'include' paths were '{1}' and 'exclude' paths were '{2}'." }, Add_missing_super_call: { code: 90001, category: ts.DiagnosticCategory.Message, key: "Add_missing_super_call_90001", message: "Add missing 'super()' call." }, Make_super_call_the_first_statement_in_the_constructor: { code: 90002, category: ts.DiagnosticCategory.Message, key: "Make_super_call_the_first_statement_in_the_constructor_90002", message: "Make 'super()' call the first statement in the constructor." }, - Change_extends_to_implements: { code: 90003, category: ts.DiagnosticCategory.Message, key: "Change_extends_to_implements_90003", message: "Change 'extends' to 'implements'" }, - Remove_unused_identifiers: { code: 90004, category: ts.DiagnosticCategory.Message, key: "Remove_unused_identifiers_90004", message: "Remove unused identifiers" }, - Implement_interface_on_reference: { code: 90005, category: ts.DiagnosticCategory.Message, key: "Implement_interface_on_reference_90005", message: "Implement interface on reference" }, - Implement_interface_on_class: { code: 90006, category: ts.DiagnosticCategory.Message, key: "Implement_interface_on_class_90006", message: "Implement interface on class" }, - Implement_inherited_abstract_class: { code: 90007, category: ts.DiagnosticCategory.Message, key: "Implement_inherited_abstract_class_90007", message: "Implement inherited abstract class" }, - Adding_a_tsconfig_json_file_will_help_organize_projects_that_contain_both_TypeScript_and_JavaScript_files_Learn_more_at_https_Colon_Slash_Slashaka_ms_Slashtsconfig: { code: 90009, category: ts.DiagnosticCategory.Error, key: "Adding_a_tsconfig_json_file_will_help_organize_projects_that_contain_both_TypeScript_and_JavaScript__90009", message: "Adding a tsconfig.json file will help organize projects that contain both TypeScript and JavaScript files. Learn more at https://aka.ms/tsconfig" }, + Change_extends_to_implements: { code: 90003, category: ts.DiagnosticCategory.Message, key: "Change_extends_to_implements_90003", message: "Change 'extends' to 'implements'." }, + Remove_declaration_for_Colon_0: { code: 90004, category: ts.DiagnosticCategory.Message, key: "Remove_declaration_for_Colon_0_90004", message: "Remove declaration for: '{0}'." }, + Implement_interface_0: { code: 90006, category: ts.DiagnosticCategory.Message, key: "Implement_interface_0_90006", message: "Implement interface '{0}'." }, + Implement_inherited_abstract_class: { code: 90007, category: ts.DiagnosticCategory.Message, key: "Implement_inherited_abstract_class_90007", message: "Implement inherited abstract class." }, + Add_this_to_unresolved_variable: { code: 90008, category: ts.DiagnosticCategory.Message, key: "Add_this_to_unresolved_variable_90008", message: "Add 'this.' to unresolved variable." }, + Adding_a_tsconfig_json_file_will_help_organize_projects_that_contain_both_TypeScript_and_JavaScript_files_Learn_more_at_https_Colon_Slash_Slashaka_ms_Slashtsconfig: { code: 90009, category: ts.DiagnosticCategory.Error, key: "Adding_a_tsconfig_json_file_will_help_organize_projects_that_contain_both_TypeScript_and_JavaScript__90009", message: "Adding a tsconfig.json file will help organize projects that contain both TypeScript and JavaScript files. Learn more at https://aka.ms/tsconfig." }, Type_0_is_not_assignable_to_type_1_Two_different_types_with_this_name_exist_but_they_are_unrelated: { code: 90010, category: ts.DiagnosticCategory.Error, key: "Type_0_is_not_assignable_to_type_1_Two_different_types_with_this_name_exist_but_they_are_unrelated_90010", message: "Type '{0}' is not assignable to type '{1}'. Two different types with this name exist, but they are unrelated." }, - Import_0_from_1: { code: 90013, category: ts.DiagnosticCategory.Message, key: "Import_0_from_1_90013", message: "Import {0} from {1}" }, - Change_0_to_1: { code: 90014, category: ts.DiagnosticCategory.Message, key: "Change_0_to_1_90014", message: "Change {0} to {1}" }, - Add_0_to_existing_import_declaration_from_1: { code: 90015, category: ts.DiagnosticCategory.Message, key: "Add_0_to_existing_import_declaration_from_1_90015", message: "Add {0} to existing import declaration from {1}" }, + Import_0_from_1: { code: 90013, category: ts.DiagnosticCategory.Message, key: "Import_0_from_1_90013", message: "Import {0} from {1}." }, + Change_0_to_1: { code: 90014, category: ts.DiagnosticCategory.Message, key: "Change_0_to_1_90014", message: "Change {0} to {1}." }, + Add_0_to_existing_import_declaration_from_1: { code: 90015, category: ts.DiagnosticCategory.Message, key: "Add_0_to_existing_import_declaration_from_1_90015", message: "Add {0} to existing import declaration from {1}." }, + Add_declaration_for_missing_property_0: { code: 90016, category: ts.DiagnosticCategory.Message, key: "Add_declaration_for_missing_property_0_90016", message: "Add declaration for missing property '{0}'." }, + Add_index_signature_for_missing_property_0: { code: 90017, category: ts.DiagnosticCategory.Message, key: "Add_index_signature_for_missing_property_0_90017", message: "Add index signature for missing property '{0}'." }, + Disable_checking_for_this_file: { code: 90018, category: ts.DiagnosticCategory.Message, key: "Disable_checking_for_this_file_90018", message: "Disable checking for this file." }, + Ignore_this_error_message: { code: 90019, category: ts.DiagnosticCategory.Message, key: "Ignore_this_error_message_90019", message: "Ignore this error message." }, + Initialize_property_0_in_the_constructor: { code: 90020, category: ts.DiagnosticCategory.Message, key: "Initialize_property_0_in_the_constructor_90020", message: "Initialize property '{0}' in the constructor." }, + Initialize_static_property_0: { code: 90021, category: ts.DiagnosticCategory.Message, key: "Initialize_static_property_0_90021", message: "Initialize static property '{0}'." }, + Octal_literal_types_must_use_ES2015_syntax_Use_the_syntax_0: { code: 8017, category: ts.DiagnosticCategory.Error, key: "Octal_literal_types_must_use_ES2015_syntax_Use_the_syntax_0_8017", message: "Octal literal types must use ES2015 syntax. Use the syntax '{0}'." }, + Octal_literals_are_not_allowed_in_enums_members_initializer_Use_the_syntax_0: { code: 8018, category: ts.DiagnosticCategory.Error, key: "Octal_literals_are_not_allowed_in_enums_members_initializer_Use_the_syntax_0_8018", message: "Octal literals are not allowed in enums members initializer. Use the syntax '{0}'." }, + Report_errors_in_js_files: { code: 8019, category: ts.DiagnosticCategory.Message, key: "Report_errors_in_js_files_8019", message: "Report errors in .js files." }, }; })(ts || (ts = {})); /// <reference path="core.ts"/> @@ -4666,7 +4791,7 @@ var ts; return token >= 70 /* Identifier */; } ts.tokenIsIdentifierOrKeyword = tokenIsIdentifierOrKeyword; - var textToToken = ts.createMap({ + var textToToken = ts.createMapFromTemplate({ "abstract": 116 /* AbstractKeyword */, "any": 118 /* AnyKeyword */, "as": 117 /* AsKeyword */, @@ -4690,7 +4815,7 @@ var ts; "false": 85 /* FalseKeyword */, "finally": 86 /* FinallyKeyword */, "for": 87 /* ForKeyword */, - "from": 138 /* FromKeyword */, + "from": 139 /* FromKeyword */, "function": 88 /* FunctionKeyword */, "get": 124 /* GetKeyword */, "if": 89 /* IfKeyword */, @@ -4708,27 +4833,28 @@ var ts; "new": 93 /* NewKeyword */, "null": 94 /* NullKeyword */, "number": 132 /* NumberKeyword */, + "object": 133 /* ObjectKeyword */, "package": 110 /* PackageKeyword */, "private": 111 /* PrivateKeyword */, "protected": 112 /* ProtectedKeyword */, "public": 113 /* PublicKeyword */, "readonly": 130 /* ReadonlyKeyword */, "require": 131 /* RequireKeyword */, - "global": 139 /* GlobalKeyword */, + "global": 140 /* GlobalKeyword */, "return": 95 /* ReturnKeyword */, - "set": 133 /* SetKeyword */, + "set": 134 /* SetKeyword */, "static": 114 /* StaticKeyword */, - "string": 134 /* StringKeyword */, + "string": 135 /* StringKeyword */, "super": 96 /* SuperKeyword */, "switch": 97 /* SwitchKeyword */, - "symbol": 135 /* SymbolKeyword */, + "symbol": 136 /* SymbolKeyword */, "this": 98 /* ThisKeyword */, "throw": 99 /* ThrowKeyword */, "true": 100 /* TrueKeyword */, "try": 101 /* TryKeyword */, - "type": 136 /* TypeKeyword */, + "type": 137 /* TypeKeyword */, "typeof": 102 /* TypeOfKeyword */, - "undefined": 137 /* UndefinedKeyword */, + "undefined": 138 /* UndefinedKeyword */, "var": 103 /* VarKeyword */, "void": 104 /* VoidKeyword */, "while": 105 /* WhileKeyword */, @@ -4736,7 +4862,7 @@ var ts; "yield": 115 /* YieldKeyword */, "async": 119 /* AsyncKeyword */, "await": 120 /* AwaitKeyword */, - "of": 140 /* OfKeyword */, + "of": 141 /* OfKeyword */, "{": 16 /* OpenBraceToken */, "}": 17 /* CloseBraceToken */, "(": 18 /* OpenParenToken */, @@ -4876,9 +5002,9 @@ var ts; } function makeReverseMap(source) { var result = []; - for (var name_4 in source) { - result[source[name_4]] = name_4; - } + source.forEach(function (value, name) { + result[value] = name; + }); return result; } var tokenStrings = makeReverseMap(textToToken); @@ -4888,7 +5014,7 @@ var ts; ts.tokenToString = tokenToString; /* @internal */ function stringToToken(s) { - return textToToken[s]; + return textToToken.get(s); } ts.stringToToken = stringToToken; /* @internal */ @@ -4904,6 +5030,7 @@ var ts; if (text.charCodeAt(pos) === 10 /* lineFeed */) { pos++; } + // falls through case 10 /* lineFeed */: result.push(lineStart); lineStart = pos; @@ -4962,7 +5089,6 @@ var ts; return computeLineAndCharacterOfPosition(getLineStarts(sourceFile), position); } ts.getLineAndCharacterOfPosition = getLineAndCharacterOfPosition; - var hasOwnProperty = Object.prototype.hasOwnProperty; function isWhiteSpace(ch) { return isWhiteSpaceSingleLine(ch) || isLineBreak(ch); } @@ -5049,6 +5175,7 @@ var ts; if (text.charCodeAt(pos + 1) === 10 /* lineFeed */) { pos++; } + // falls through case 10 /* lineFeed */: pos++; if (stopAfterLineBreak) { @@ -5121,7 +5248,7 @@ var ts; if (pos === 0 || isLineBreak(text.charCodeAt(pos - 1))) { var ch = text.charCodeAt(pos); if ((pos + mergeConflictMarkerLength) < text.length) { - for (var i = 0, n = mergeConflictMarkerLength; i < n; i++) { + for (var i = 0; i < mergeConflictMarkerLength; i++) { if (text.charCodeAt(pos + i) !== ch) { return false; } @@ -5203,6 +5330,7 @@ var ts; if (text.charCodeAt(pos + 1) === 10 /* lineFeed */) { pos++; } + // falls through case 10 /* lineFeed */: pos++; if (trailing) { @@ -5298,15 +5426,15 @@ var ts; if (!comments) { comments = []; } - comments.push({ pos: pos, end: end, hasTrailingNewLine: hasTrailingNewLine, kind: kind }); + comments.push({ kind: kind, pos: pos, end: end, hasTrailingNewLine: hasTrailingNewLine }); return comments; } function getLeadingCommentRanges(text, pos) { - return reduceEachLeadingCommentRange(text, pos, appendCommentRange, undefined, undefined); + return reduceEachLeadingCommentRange(text, pos, appendCommentRange, /*state*/ undefined, /*initial*/ undefined); } ts.getLeadingCommentRanges = getLeadingCommentRanges; function getTrailingCommentRanges(text, pos) { - return reduceEachTrailingCommentRange(text, pos, appendCommentRange, undefined, undefined); + return reduceEachTrailingCommentRange(text, pos, appendCommentRange, /*state*/ undefined, /*initial*/ undefined); } ts.getTrailingCommentRanges = getTrailingCommentRanges; /** Optionally, get the shebang */ @@ -5333,7 +5461,7 @@ var ts; if (!isIdentifierStart(name.charCodeAt(0), languageVersion)) { return false; } - for (var i = 1, n = name.length; i < n; i++) { + for (var i = 1; i < name.length; i++) { if (!isIdentifierPart(name.charCodeAt(i), languageVersion)) { return false; } @@ -5357,6 +5485,7 @@ var ts; var precedingLineBreak; var hasExtendedUnicodeEscape; var tokenIsUnterminated; + var numericLiteralFlags; setText(text, start, length); return { getStartPos: function () { return startPos; }, @@ -5370,6 +5499,7 @@ var ts; isIdentifier: function () { return token === 70 /* Identifier */ || token > 106 /* LastReservedWord */; }, isReservedWord: function () { return token >= 71 /* FirstReservedWord */ && token <= 106 /* LastReservedWord */; }, isUnterminated: function () { return tokenIsUnterminated; }, + getNumericLiteralFlags: function () { return numericLiteralFlags; }, reScanGreaterToken: reScanGreaterToken, reScanSlashToken: reScanSlashToken, reScanTemplateToken: reScanTemplateToken, @@ -5406,6 +5536,7 @@ var ts; var end = pos; if (text.charCodeAt(pos) === 69 /* E */ || text.charCodeAt(pos) === 101 /* e */) { pos++; + numericLiteralFlags = 2 /* Scientific */; if (text.charCodeAt(pos) === 43 /* plus */ || text.charCodeAt(pos) === 45 /* minus */) pos++; if (isDigit(text.charCodeAt(pos))) { @@ -5604,7 +5735,7 @@ var ts; if (pos < end && text.charCodeAt(pos) === 10 /* lineFeed */) { pos++; } - // fall through + // falls through case 10 /* lineFeed */: case 8232 /* lineSeparator */: case 8233 /* paragraphSeparator */: @@ -5705,8 +5836,11 @@ var ts; var len = tokenValue.length; if (len >= 2 && len <= 11) { var ch = tokenValue.charCodeAt(0); - if (ch >= 97 /* a */ && ch <= 122 /* z */ && hasOwnProperty.call(textToToken, tokenValue)) { - return token = textToToken[tokenValue]; + if (ch >= 97 /* a */ && ch <= 122 /* z */) { + token = textToToken.get(tokenValue); + if (token !== undefined) { + return token; + } } } return token = 70 /* Identifier */; @@ -5738,6 +5872,7 @@ var ts; hasExtendedUnicodeEscape = false; precedingLineBreak = false; tokenIsUnterminated = false; + numericLiteralFlags = 0; while (true) { tokenPos = pos; if (pos >= end) { @@ -5923,6 +6058,7 @@ var ts; value = 0; } tokenValue = "" + value; + numericLiteralFlags = 8 /* HexSpecifier */; return token = 8 /* NumericLiteral */; } else if (pos + 2 < end && (text.charCodeAt(pos + 1) === 66 /* B */ || text.charCodeAt(pos + 1) === 98 /* b */)) { @@ -5933,6 +6069,7 @@ var ts; value = 0; } tokenValue = "" + value; + numericLiteralFlags = 16 /* BinarySpecifier */; return token = 8 /* NumericLiteral */; } else if (pos + 2 < end && (text.charCodeAt(pos + 1) === 79 /* O */ || text.charCodeAt(pos + 1) === 111 /* o */)) { @@ -5943,16 +6080,19 @@ var ts; value = 0; } tokenValue = "" + value; + numericLiteralFlags = 32 /* OctalSpecifier */; return token = 8 /* NumericLiteral */; } // Try to parse as an octal if (pos + 1 < end && isOctalDigit(text.charCodeAt(pos + 1))) { tokenValue = "" + scanOctalDigits(); + numericLiteralFlags = 4 /* Octal */; return token = 8 /* NumericLiteral */; } // This fall-through is a deviation from the EcmaScript grammar. The grammar says that a leading zero // can only be followed by an octal digit, a dot, or the end of the number literal. However, we are being // permissive and allowing decimal digits of the form 08* and 09* (which many browsers also do). + // falls through case 49 /* _1 */: case 50 /* _2 */: case 51 /* _3 */: @@ -6206,7 +6346,14 @@ var ts; while (pos < end) { pos++; char = text.charCodeAt(pos); - if ((char === 123 /* openBrace */) || (char === 60 /* lessThan */)) { + if (char === 123 /* openBrace */) { + break; + } + if (char === 60 /* lessThan */) { + if (isConflictMarkerTrivia(text, pos)) { + pos = scanConflictMarkerTrivia(text, pos, error); + return token = 7 /* ConflictMarkerTrivia */; + } break; } } @@ -6399,6 +6546,19 @@ var ts; return undefined; } ts.getDeclarationOfKind = getDeclarationOfKind; + function findDeclaration(symbol, predicate) { + var declarations = symbol.declarations; + if (declarations) { + for (var _i = 0, declarations_2 = declarations; _i < declarations_2.length; _i++) { + var declaration = declarations_2[_i]; + if (predicate(declaration)) { + return declaration; + } + } + } + return undefined; + } + ts.findDeclaration = findDeclaration; // Pool writers to avoid needing to allocate them for every symbol we write. var stringWriters = []; function getSingleLineStringWriter() { @@ -6413,6 +6573,7 @@ var ts; writeSpace: writeText, writeStringLiteral: writeText, writeParameter: writeText, + writeProperty: writeText, writeSymbol: writeText, // Completely ignore indentation for string writers. And map newlines to // a single space. @@ -6421,7 +6582,8 @@ var ts; decreaseIndent: ts.noop, clear: function () { return str_1 = ""; }, trackSymbol: ts.noop, - reportInaccessibleThisError: ts.noop + reportInaccessibleThisError: ts.noop, + reportIllegalExtends: ts.noop }; } return stringWriters.pop(); @@ -6437,25 +6599,25 @@ var ts; } ts.getFullWidth = getFullWidth; function hasResolvedModule(sourceFile, moduleNameText) { - return !!(sourceFile && sourceFile.resolvedModules && sourceFile.resolvedModules[moduleNameText]); + return !!(sourceFile && sourceFile.resolvedModules && sourceFile.resolvedModules.get(moduleNameText)); } ts.hasResolvedModule = hasResolvedModule; function getResolvedModule(sourceFile, moduleNameText) { - return hasResolvedModule(sourceFile, moduleNameText) ? sourceFile.resolvedModules[moduleNameText] : undefined; + return hasResolvedModule(sourceFile, moduleNameText) ? sourceFile.resolvedModules.get(moduleNameText) : undefined; } ts.getResolvedModule = getResolvedModule; function setResolvedModule(sourceFile, moduleNameText, resolvedModule) { if (!sourceFile.resolvedModules) { sourceFile.resolvedModules = ts.createMap(); } - sourceFile.resolvedModules[moduleNameText] = resolvedModule; + sourceFile.resolvedModules.set(moduleNameText, resolvedModule); } ts.setResolvedModule = setResolvedModule; function setResolvedTypeReferenceDirective(sourceFile, typeReferenceDirectiveName, resolvedTypeReferenceDirective) { if (!sourceFile.resolvedTypeReferenceDirectiveNames) { sourceFile.resolvedTypeReferenceDirectiveNames = ts.createMap(); } - sourceFile.resolvedTypeReferenceDirectiveNames[typeReferenceDirectiveName] = resolvedTypeReferenceDirective; + sourceFile.resolvedTypeReferenceDirectiveNames.set(typeReferenceDirectiveName, resolvedTypeReferenceDirective); } ts.setResolvedTypeReferenceDirective = setResolvedTypeReferenceDirective; /* @internal */ @@ -6477,7 +6639,7 @@ var ts; } for (var i = 0; i < names.length; i++) { var newResolution = newResolutions[i]; - var oldResolution = oldResolutions && oldResolutions[names[i]]; + var oldResolution = oldResolutions && oldResolutions.get(names[i]); var changed = oldResolution ? !newResolution || !comparer(oldResolution, newResolution) : newResolution; @@ -6491,28 +6653,28 @@ var ts; // Returns true if this node contains a parse error anywhere underneath it. function containsParseError(node) { aggregateChildData(node); - return (node.flags & 4194304 /* ThisNodeOrAnySubNodesHasError */) !== 0; + return (node.flags & 131072 /* ThisNodeOrAnySubNodesHasError */) !== 0; } ts.containsParseError = containsParseError; function aggregateChildData(node) { - if (!(node.flags & 8388608 /* HasAggregatedChildData */)) { + if (!(node.flags & 262144 /* HasAggregatedChildData */)) { // A node is considered to contain a parse error if: // a) the parser explicitly marked that it had an error // b) any of it's children reported that it had an error. - var thisNodeOrAnySubNodesHasError = ((node.flags & 1048576 /* ThisNodeHasError */) !== 0) || + var thisNodeOrAnySubNodesHasError = ((node.flags & 32768 /* ThisNodeHasError */) !== 0) || ts.forEachChild(node, containsParseError); // If so, mark ourselves accordingly. if (thisNodeOrAnySubNodesHasError) { - node.flags |= 4194304 /* ThisNodeOrAnySubNodesHasError */; + node.flags |= 131072 /* ThisNodeOrAnySubNodesHasError */; } // Also mark that we've propagated the child information to this node. This way we can // always consult the bit directly on this node without needing to check its children // again. - node.flags |= 8388608 /* HasAggregatedChildData */; + node.flags |= 262144 /* HasAggregatedChildData */; } } function getSourceFileOfNode(node) { - while (node && node.kind !== 261 /* SourceFile */) { + while (node && node.kind !== 264 /* SourceFile */) { node = node.parent; } return node; @@ -6520,11 +6682,11 @@ var ts; ts.getSourceFileOfNode = getSourceFileOfNode; function isStatementWithLocals(node) { switch (node.kind) { - case 204 /* Block */: - case 232 /* CaseBlock */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: + case 206 /* Block */: + case 234 /* CaseBlock */: + case 213 /* ForStatement */: + case 214 /* ForInStatement */: + case 215 /* ForOfStatement */: return true; } return false; @@ -6599,6 +6761,10 @@ var ts; return !nodeIsMissing(node); } ts.nodeIsPresent = nodeIsPresent; + function isToken(n) { + return n.kind >= 0 /* FirstToken */ && n.kind <= 141 /* LastToken */; + } + ts.isToken = isToken; function getTokenPosOfNode(node, sourceFile, includeJsDoc) { // With nodes that have no width (i.e. 'Missing' nodes), we actually *don't* // want to skip trivia because this will launch us forward to the next token. @@ -6615,18 +6781,18 @@ var ts; // the syntax list itself considers them as normal trivia. Therefore if we simply skip // trivia for the list, we may have skipped the JSDocComment as well. So we should process its // first child to determine the actual position of its first token. - if (node.kind === 292 /* SyntaxList */ && node._children.length > 0) { + if (node.kind === 293 /* SyntaxList */ && node._children.length > 0) { return getTokenPosOfNode(node._children[0], sourceFile, includeJsDoc); } return ts.skipTrivia((sourceFile || getSourceFileOfNode(node)).text, node.pos); } ts.getTokenPosOfNode = getTokenPosOfNode; function isJSDocNode(node) { - return node.kind >= 262 /* FirstJSDocNode */ && node.kind <= 288 /* LastJSDocNode */; + return node.kind >= 266 /* FirstJSDocNode */ && node.kind <= 292 /* LastJSDocNode */; } ts.isJSDocNode = isJSDocNode; function isJSDocTag(node) { - return node.kind >= 278 /* FirstJSDocTagNode */ && node.kind <= 291 /* LastJSDocTagNode */; + return node.kind >= 282 /* FirstJSDocTagNode */ && node.kind <= 292 /* LastJSDocTagNode */; } ts.isJSDocTag = isJSDocTag; function getNonDecoratorTokenPosOfNode(node, sourceFile) { @@ -6657,20 +6823,11 @@ var ts; return getSourceTextOfNodeFromSourceFile(getSourceFileOfNode(node), node, includeTrivia); } ts.getTextOfNode = getTextOfNode; - function getLiteralText(node, sourceFile, languageVersion) { - // Any template literal or string literal with an extended escape - // (e.g. "\u{0067}") will need to be downleveled as a escaped string literal. - if (languageVersion < 2 /* ES2015 */ && (isTemplateLiteralKind(node.kind) || node.hasExtendedUnicodeEscape)) { - return getQuotedEscapedLiteralText('"', node.text, '"'); - } + function getLiteralText(node, sourceFile) { // If we don't need to downlevel and we can reach the original source text using // the node's parent reference, then simply get the text as it was originally written. if (!nodeIsSynthesized(node) && node.parent) { - var text = getSourceTextOfNodeFromSourceFile(sourceFile, node); - if (languageVersion < 2 /* ES2015 */ && isBinaryOrOctalIntegerLiteral(node, text)) { - return node.text; - } - return text; + return getSourceTextOfNodeFromSourceFile(sourceFile, node); } // If we can't reach the original source text, use the canonical form if it's a number, // or an escaped quoted form of the original text if it's string-like. @@ -6691,19 +6848,6 @@ var ts; ts.Debug.fail("Literal kind '" + node.kind + "' not accounted for."); } ts.getLiteralText = getLiteralText; - function isBinaryOrOctalIntegerLiteral(node, text) { - if (node.kind === 8 /* NumericLiteral */ && text.length > 1) { - switch (text.charCodeAt(1)) { - case 98 /* b */: - case 66 /* B */: - case 111 /* o */: - case 79 /* O */: - return true; - } - } - return false; - } - ts.isBinaryOrOctalIntegerLiteral = isBinaryOrOctalIntegerLiteral; function getQuotedEscapedLiteralText(leftQuote, text, rightQuote) { return leftQuote + escapeNonAsciiCharacters(escapeString(text)) + rightQuote; } @@ -6712,11 +6856,6 @@ var ts; return identifier.length >= 2 && identifier.charCodeAt(0) === 95 /* _ */ && identifier.charCodeAt(1) === 95 /* _ */ ? "_" + identifier : identifier; } ts.escapeIdentifier = escapeIdentifier; - // Remove extra underscore from escaped identifier - function unescapeIdentifier(identifier) { - return identifier.length >= 3 && identifier.charCodeAt(0) === 95 /* _ */ && identifier.charCodeAt(1) === 95 /* _ */ && identifier.charCodeAt(2) === 95 /* _ */ ? identifier.substr(1) : identifier; - } - ts.unescapeIdentifier = unescapeIdentifier; // Make an identifier from an external module name by extracting the string after the last "/" and replacing // all non-alphanumeric characters with underscores function makeIdentifierFromModuleName(moduleName) { @@ -6730,26 +6869,26 @@ var ts; ts.isBlockOrCatchScoped = isBlockOrCatchScoped; function isCatchClauseVariableDeclarationOrBindingElement(declaration) { var node = getRootDeclaration(declaration); - return node.kind === 223 /* VariableDeclaration */ && node.parent.kind === 256 /* CatchClause */; + return node.kind === 225 /* VariableDeclaration */ && node.parent.kind === 259 /* CatchClause */; } ts.isCatchClauseVariableDeclarationOrBindingElement = isCatchClauseVariableDeclarationOrBindingElement; function isAmbientModule(node) { - return node && node.kind === 230 /* ModuleDeclaration */ && + return node && node.kind === 232 /* ModuleDeclaration */ && (node.name.kind === 9 /* StringLiteral */ || isGlobalScopeAugmentation(node)); } ts.isAmbientModule = isAmbientModule; - /** Given a symbol for a module, checks that it is either an untyped import or a shorthand ambient module. */ + /** Given a symbol for a module, checks that it is a shorthand ambient module. */ function isShorthandAmbientModuleSymbol(moduleSymbol) { return isShorthandAmbientModule(moduleSymbol.valueDeclaration); } ts.isShorthandAmbientModuleSymbol = isShorthandAmbientModuleSymbol; function isShorthandAmbientModule(node) { // The only kind of module that can be missing a body is a shorthand ambient module. - return node.kind === 230 /* ModuleDeclaration */ && (!node.body); + return node && node.kind === 232 /* ModuleDeclaration */ && (!node.body); } function isBlockScopedContainerTopLevel(node) { - return node.kind === 261 /* SourceFile */ || - node.kind === 230 /* ModuleDeclaration */ || + return node.kind === 264 /* SourceFile */ || + node.kind === 232 /* ModuleDeclaration */ || isFunctionLike(node); } ts.isBlockScopedContainerTopLevel = isBlockScopedContainerTopLevel; @@ -6765,32 +6904,36 @@ var ts; return false; } switch (node.parent.kind) { - case 261 /* SourceFile */: + case 264 /* SourceFile */: return ts.isExternalModule(node.parent); - case 231 /* ModuleBlock */: + case 233 /* ModuleBlock */: return isAmbientModule(node.parent.parent) && !ts.isExternalModule(node.parent.parent.parent); } return false; } ts.isExternalModuleAugmentation = isExternalModuleAugmentation; + function isEffectiveExternalModule(node, compilerOptions) { + return ts.isExternalModule(node) || compilerOptions.isolatedModules; + } + ts.isEffectiveExternalModule = isEffectiveExternalModule; function isBlockScope(node, parentNode) { switch (node.kind) { - case 261 /* SourceFile */: - case 232 /* CaseBlock */: - case 256 /* CatchClause */: - case 230 /* ModuleDeclaration */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 150 /* Constructor */: - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: + case 264 /* SourceFile */: + case 234 /* CaseBlock */: + case 259 /* CatchClause */: + case 232 /* ModuleDeclaration */: + case 213 /* ForStatement */: + case 214 /* ForInStatement */: + case 215 /* ForOfStatement */: + case 151 /* Constructor */: + case 150 /* MethodDeclaration */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: return true; - case 204 /* Block */: + case 206 /* Block */: // function block is not considered block-scope container // see comment in binder.ts: bind(...), case for SyntaxKind.Block return parentNode && !isFunctionLike(parentNode); @@ -6817,6 +6960,10 @@ var ts; return getFullWidth(name) === 0 ? "(Missing)" : getTextOfNode(name); } ts.declarationNameToString = declarationNameToString; + function getNameFromIndexInfo(info) { + return info.declaration ? declarationNameToString(info.declaration.parameters[0].name) : undefined; + } + ts.getNameFromIndexInfo = getNameFromIndexInfo; function getTextOfPropertyName(name) { switch (name.kind) { case 70 /* Identifier */: @@ -6824,7 +6971,7 @@ var ts; case 9 /* StringLiteral */: case 8 /* NumericLiteral */: return name.text; - case 142 /* ComputedPropertyName */: + case 143 /* ComputedPropertyName */: if (isStringOrNumericLiteral(name.expression)) { return name.expression.text; } @@ -6835,10 +6982,10 @@ var ts; function entityNameToString(name) { switch (name.kind) { case 70 /* Identifier */: - return getFullWidth(name) === 0 ? unescapeIdentifier(name.text) : getTextOfNode(name); - case 141 /* QualifiedName */: + return getFullWidth(name) === 0 ? ts.unescapeIdentifier(name.text) : getTextOfNode(name); + case 142 /* QualifiedName */: return entityNameToString(name.left) + "." + entityNameToString(name.right); - case 177 /* PropertyAccessExpression */: + case 178 /* PropertyAccessExpression */: return entityNameToString(name.expression) + "." + entityNameToString(name.name); } } @@ -6875,7 +7022,7 @@ var ts; ts.getSpanOfTokenAtPosition = getSpanOfTokenAtPosition; function getErrorSpanForArrowFunction(sourceFile, node) { var pos = ts.skipTrivia(sourceFile.text, node.pos); - if (node.body && node.body.kind === 204 /* Block */) { + if (node.body && node.body.kind === 206 /* Block */) { var startLine = ts.getLineAndCharacterOfPosition(sourceFile, node.body.pos).line; var endLine = ts.getLineAndCharacterOfPosition(sourceFile, node.body.end).line; if (startLine < endLine) { @@ -6889,7 +7036,7 @@ var ts; function getErrorSpanForNode(sourceFile, node) { var errorNode = node; switch (node.kind) { - case 261 /* SourceFile */: + case 264 /* SourceFile */: var pos_1 = ts.skipTrivia(sourceFile.text, 0, /*stopAfterLineBreak*/ false); if (pos_1 === sourceFile.text.length) { // file is empty - return span for the beginning of the file @@ -6898,23 +7045,23 @@ var ts; return getSpanOfTokenAtPosition(sourceFile, pos_1); // This list is a work in progress. Add missing node kinds to improve their error // spans. - case 223 /* VariableDeclaration */: - case 174 /* BindingElement */: - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 227 /* InterfaceDeclaration */: - case 230 /* ModuleDeclaration */: - case 229 /* EnumDeclaration */: - case 260 /* EnumMember */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 228 /* TypeAliasDeclaration */: + case 225 /* VariableDeclaration */: + case 175 /* BindingElement */: + case 228 /* ClassDeclaration */: + case 198 /* ClassExpression */: + case 229 /* InterfaceDeclaration */: + case 232 /* ModuleDeclaration */: + case 231 /* EnumDeclaration */: + case 263 /* EnumMember */: + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + case 150 /* MethodDeclaration */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 230 /* TypeAliasDeclaration */: errorNode = node.name; break; - case 185 /* ArrowFunction */: + case 186 /* ArrowFunction */: return getErrorSpanForArrowFunction(sourceFile, node); } if (errorNode === undefined) { @@ -6937,7 +7084,7 @@ var ts; } ts.isDeclarationFile = isDeclarationFile; function isConstEnumDeclaration(node) { - return node.kind === 229 /* EnumDeclaration */ && isConst(node); + return node.kind === 231 /* EnumDeclaration */ && isConst(node); } ts.isConstEnumDeclaration = isConstEnumDeclaration; function isConst(node) { @@ -6950,11 +7097,11 @@ var ts; } ts.isLet = isLet; function isSuperCall(n) { - return n.kind === 179 /* CallExpression */ && n.expression.kind === 96 /* SuperKeyword */; + return n.kind === 180 /* CallExpression */ && n.expression.kind === 96 /* SuperKeyword */; } ts.isSuperCall = isSuperCall; function isPrologueDirective(node) { - return node.kind === 207 /* ExpressionStatement */ + return node.kind === 209 /* ExpressionStatement */ && node.expression.kind === 9 /* StringLiteral */; } ts.isPrologueDirective = isPrologueDirective; @@ -6967,10 +7114,10 @@ var ts; } ts.getLeadingCommentRangesOfNodeFromText = getLeadingCommentRangesOfNodeFromText; function getJSDocCommentRanges(node, text) { - var commentRanges = (node.kind === 144 /* Parameter */ || - node.kind === 143 /* TypeParameter */ || - node.kind === 184 /* FunctionExpression */ || - node.kind === 185 /* ArrowFunction */) ? + var commentRanges = (node.kind === 145 /* Parameter */ || + node.kind === 144 /* TypeParameter */ || + node.kind === 185 /* FunctionExpression */ || + node.kind === 186 /* ArrowFunction */) ? ts.concatenate(ts.getTrailingCommentRanges(text, node.pos), ts.getLeadingCommentRanges(text, node.pos)) : getLeadingCommentRangesOfNodeFromText(node, text); // True if the comment starts with '/**' but not if it is '/**/' @@ -6985,79 +7132,80 @@ var ts; ts.fullTripleSlashReferenceTypeReferenceDirectiveRegEx = /^(\/\/\/\s*<reference\s+types\s*=\s*)('|")(.+?)\2.*?\/>/; ts.fullTripleSlashAMDReferencePathRegEx = /^(\/\/\/\s*<amd-dependency\s+path\s*=\s*)('|")(.+?)\2.*?\/>/; function isPartOfTypeNode(node) { - if (156 /* FirstTypeNode */ <= node.kind && node.kind <= 171 /* LastTypeNode */) { + if (157 /* FirstTypeNode */ <= node.kind && node.kind <= 172 /* LastTypeNode */) { return true; } switch (node.kind) { case 118 /* AnyKeyword */: case 132 /* NumberKeyword */: - case 134 /* StringKeyword */: + case 135 /* StringKeyword */: case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: - case 137 /* UndefinedKeyword */: + case 136 /* SymbolKeyword */: + case 138 /* UndefinedKeyword */: case 129 /* NeverKeyword */: return true; case 104 /* VoidKeyword */: - return node.parent.kind !== 188 /* VoidExpression */; - case 199 /* ExpressionWithTypeArguments */: + return node.parent.kind !== 189 /* VoidExpression */; + case 200 /* ExpressionWithTypeArguments */: return !isExpressionWithTypeArgumentsInClassExtendsClause(node); // Identifiers and qualified names may be type nodes, depending on their context. Climb // above them to find the lowest container case 70 /* Identifier */: // If the identifier is the RHS of a qualified name, then it's a type iff its parent is. - if (node.parent.kind === 141 /* QualifiedName */ && node.parent.right === node) { + if (node.parent.kind === 142 /* QualifiedName */ && node.parent.right === node) { node = node.parent; } - else if (node.parent.kind === 177 /* PropertyAccessExpression */ && node.parent.name === node) { + else if (node.parent.kind === 178 /* PropertyAccessExpression */ && node.parent.name === node) { node = node.parent; } // At this point, node is either a qualified name or an identifier - ts.Debug.assert(node.kind === 70 /* Identifier */ || node.kind === 141 /* QualifiedName */ || node.kind === 177 /* PropertyAccessExpression */, "'node' was expected to be a qualified name, identifier or property access in 'isPartOfTypeNode'."); - case 141 /* QualifiedName */: - case 177 /* PropertyAccessExpression */: + ts.Debug.assert(node.kind === 70 /* Identifier */ || node.kind === 142 /* QualifiedName */ || node.kind === 178 /* PropertyAccessExpression */, "'node' was expected to be a qualified name, identifier or property access in 'isPartOfTypeNode'."); + // falls through + case 142 /* QualifiedName */: + case 178 /* PropertyAccessExpression */: case 98 /* ThisKeyword */: - var parent_1 = node.parent; - if (parent_1.kind === 160 /* TypeQuery */) { + var parent = node.parent; + if (parent.kind === 161 /* TypeQuery */) { return false; } // Do not recursively call isPartOfTypeNode on the parent. In the example: // // let a: A.B.C; // - // Calling isPartOfTypeNode would consider the qualified name A.B a type node. Only C or - // A.B.C is a type node. - if (156 /* FirstTypeNode */ <= parent_1.kind && parent_1.kind <= 171 /* LastTypeNode */) { + // Calling isPartOfTypeNode would consider the qualified name A.B a type node. + // Only C and A.B.C are type nodes. + if (157 /* FirstTypeNode */ <= parent.kind && parent.kind <= 172 /* LastTypeNode */) { return true; } - switch (parent_1.kind) { - case 199 /* ExpressionWithTypeArguments */: - return !isExpressionWithTypeArgumentsInClassExtendsClause(parent_1); - case 143 /* TypeParameter */: - return node === parent_1.constraint; - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 144 /* Parameter */: - case 223 /* VariableDeclaration */: - return node === parent_1.type; - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 150 /* Constructor */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - return node === parent_1.type; - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - return node === parent_1.type; - case 182 /* TypeAssertionExpression */: - return node === parent_1.type; - case 179 /* CallExpression */: - case 180 /* NewExpression */: - return parent_1.typeArguments && ts.indexOf(parent_1.typeArguments, node) >= 0; - case 181 /* TaggedTemplateExpression */: + switch (parent.kind) { + case 200 /* ExpressionWithTypeArguments */: + return !isExpressionWithTypeArgumentsInClassExtendsClause(parent); + case 144 /* TypeParameter */: + return node === parent.constraint; + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: + case 145 /* Parameter */: + case 225 /* VariableDeclaration */: + return node === parent.type; + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: + case 151 /* Constructor */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + return node === parent.type; + case 154 /* CallSignature */: + case 155 /* ConstructSignature */: + case 156 /* IndexSignature */: + return node === parent.type; + case 183 /* TypeAssertionExpression */: + return node === parent.type; + case 180 /* CallExpression */: + case 181 /* NewExpression */: + return parent.typeArguments && ts.indexOf(parent.typeArguments, node) >= 0; + case 182 /* TaggedTemplateExpression */: // TODO (drosen): TaggedTemplateExpressions may eventually support type arguments. return false; } @@ -7065,29 +7213,43 @@ var ts; return false; } ts.isPartOfTypeNode = isPartOfTypeNode; + function isChildOfNodeWithKind(node, kind) { + while (node) { + if (node.kind === kind) { + return true; + } + node = node.parent; + } + return false; + } + ts.isChildOfNodeWithKind = isChildOfNodeWithKind; + function isPrefixUnaryExpression(node) { + return node.kind === 191 /* PrefixUnaryExpression */; + } + ts.isPrefixUnaryExpression = isPrefixUnaryExpression; // Warning: This has the same semantics as the forEach family of functions, // in that traversal terminates in the event that 'visitor' supplies a truthy value. function forEachReturnStatement(body, visitor) { return traverse(body); function traverse(node) { switch (node.kind) { - case 216 /* ReturnStatement */: + case 218 /* ReturnStatement */: return visitor(node); - case 232 /* CaseBlock */: - case 204 /* Block */: - case 208 /* IfStatement */: - case 209 /* DoStatement */: - case 210 /* WhileStatement */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 217 /* WithStatement */: - case 218 /* SwitchStatement */: - case 253 /* CaseClause */: - case 254 /* DefaultClause */: - case 219 /* LabeledStatement */: - case 221 /* TryStatement */: - case 256 /* CatchClause */: + case 234 /* CaseBlock */: + case 206 /* Block */: + case 210 /* IfStatement */: + case 211 /* DoStatement */: + case 212 /* WhileStatement */: + case 213 /* ForStatement */: + case 214 /* ForInStatement */: + case 215 /* ForOfStatement */: + case 219 /* WithStatement */: + case 220 /* SwitchStatement */: + case 256 /* CaseClause */: + case 257 /* DefaultClause */: + case 221 /* LabeledStatement */: + case 223 /* TryStatement */: + case 259 /* CatchClause */: return ts.forEachChild(node, traverse); } } @@ -7097,29 +7259,30 @@ var ts; return traverse(body); function traverse(node) { switch (node.kind) { - case 195 /* YieldExpression */: + case 196 /* YieldExpression */: visitor(node); var operand = node.expression; if (operand) { traverse(operand); } - case 229 /* EnumDeclaration */: - case 227 /* InterfaceDeclaration */: - case 230 /* ModuleDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: + return; + case 231 /* EnumDeclaration */: + case 229 /* InterfaceDeclaration */: + case 232 /* ModuleDeclaration */: + case 230 /* TypeAliasDeclaration */: + case 228 /* ClassDeclaration */: + case 198 /* ClassExpression */: // These are not allowed inside a generator now, but eventually they may be allowed // as local types. Regardless, any yield statements contained within them should be // skipped in this traversal. return; default: if (isFunctionLike(node)) { - var name_5 = node.name; - if (name_5 && name_5.kind === 142 /* ComputedPropertyName */) { + var name = node.name; + if (name && name.kind === 143 /* ComputedPropertyName */) { // Note that we will not include methods/accessors of a class because they would require // first descending into the class. This is by design. - traverse(name_5.expression); + traverse(name.expression); return; } } @@ -7132,17 +7295,35 @@ var ts; } } ts.forEachYieldExpression = forEachYieldExpression; + /** + * Gets the most likely element type for a TypeNode. This is not an exhaustive test + * as it assumes a rest argument can only be an array type (either T[], or Array<T>). + * + * @param node The type node. + */ + function getRestParameterElementType(node) { + if (node && node.kind === 163 /* ArrayType */) { + return node.elementType; + } + else if (node && node.kind === 158 /* TypeReference */) { + return ts.singleOrUndefined(node.typeArguments); + } + else { + return undefined; + } + } + ts.getRestParameterElementType = getRestParameterElementType; function isVariableLike(node) { if (node) { switch (node.kind) { - case 174 /* BindingElement */: - case 260 /* EnumMember */: - case 144 /* Parameter */: - case 257 /* PropertyAssignment */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 258 /* ShorthandPropertyAssignment */: - case 223 /* VariableDeclaration */: + case 175 /* BindingElement */: + case 263 /* EnumMember */: + case 145 /* Parameter */: + case 260 /* PropertyAssignment */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: + case 261 /* ShorthandPropertyAssignment */: + case 225 /* VariableDeclaration */: return true; } } @@ -7150,11 +7331,11 @@ var ts; } ts.isVariableLike = isVariableLike; function isAccessor(node) { - return node && (node.kind === 151 /* GetAccessor */ || node.kind === 152 /* SetAccessor */); + return node && (node.kind === 152 /* GetAccessor */ || node.kind === 153 /* SetAccessor */); } ts.isAccessor = isAccessor; function isClassLike(node) { - return node && (node.kind === 226 /* ClassDeclaration */ || node.kind === 197 /* ClassExpression */); + return node && (node.kind === 228 /* ClassDeclaration */ || node.kind === 198 /* ClassExpression */); } ts.isClassLike = isClassLike; function isFunctionLike(node) { @@ -7163,19 +7344,19 @@ var ts; ts.isFunctionLike = isFunctionLike; function isFunctionLikeKind(kind) { switch (kind) { - case 150 /* Constructor */: - case 184 /* FunctionExpression */: - case 225 /* FunctionDeclaration */: - case 185 /* ArrowFunction */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 158 /* FunctionType */: - case 159 /* ConstructorType */: + case 151 /* Constructor */: + case 185 /* FunctionExpression */: + case 227 /* FunctionDeclaration */: + case 186 /* ArrowFunction */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 154 /* CallSignature */: + case 155 /* ConstructSignature */: + case 156 /* IndexSignature */: + case 159 /* FunctionType */: + case 160 /* ConstructorType */: return true; } return false; @@ -7183,13 +7364,13 @@ var ts; ts.isFunctionLikeKind = isFunctionLikeKind; function introducesArgumentsExoticObject(node) { switch (node.kind) { - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 151 /* Constructor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: return true; } return false; @@ -7197,30 +7378,42 @@ var ts; ts.introducesArgumentsExoticObject = introducesArgumentsExoticObject; function isIterationStatement(node, lookInLabeledStatements) { switch (node.kind) { - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 209 /* DoStatement */: - case 210 /* WhileStatement */: + case 213 /* ForStatement */: + case 214 /* ForInStatement */: + case 215 /* ForOfStatement */: + case 211 /* DoStatement */: + case 212 /* WhileStatement */: return true; - case 219 /* LabeledStatement */: + case 221 /* LabeledStatement */: return lookInLabeledStatements && isIterationStatement(node.statement, lookInLabeledStatements); } return false; } ts.isIterationStatement = isIterationStatement; + function unwrapInnermostStatementOfLabel(node, beforeUnwrapLabelCallback) { + while (true) { + if (beforeUnwrapLabelCallback) { + beforeUnwrapLabelCallback(node); + } + if (node.statement.kind !== 221 /* LabeledStatement */) { + return node.statement; + } + node = node.statement; + } + } + ts.unwrapInnermostStatementOfLabel = unwrapInnermostStatementOfLabel; function isFunctionBlock(node) { - return node && node.kind === 204 /* Block */ && isFunctionLike(node.parent); + return node && node.kind === 206 /* Block */ && isFunctionLike(node.parent); } ts.isFunctionBlock = isFunctionBlock; function isObjectLiteralMethod(node) { - return node && node.kind === 149 /* MethodDeclaration */ && node.parent.kind === 176 /* ObjectLiteralExpression */; + return node && node.kind === 150 /* MethodDeclaration */ && node.parent.kind === 177 /* ObjectLiteralExpression */; } ts.isObjectLiteralMethod = isObjectLiteralMethod; function isObjectLiteralOrClassExpressionMethod(node) { - return node.kind === 149 /* MethodDeclaration */ && - (node.parent.kind === 176 /* ObjectLiteralExpression */ || - node.parent.kind === 197 /* ClassExpression */); + return node.kind === 150 /* MethodDeclaration */ && + (node.parent.kind === 177 /* ObjectLiteralExpression */ || + node.parent.kind === 198 /* ClassExpression */); } ts.isObjectLiteralOrClassExpressionMethod = isObjectLiteralOrClassExpressionMethod; function isIdentifierTypePredicate(predicate) { @@ -7256,7 +7449,7 @@ var ts; return undefined; } switch (node.kind) { - case 142 /* ComputedPropertyName */: + case 143 /* ComputedPropertyName */: // If the grandparent node is an object literal (as opposed to a class), // then the computed property is not a 'this' container. // A computed property name in a class needs to be a this container @@ -7271,9 +7464,9 @@ var ts; // the *body* of the container. node = node.parent; break; - case 145 /* Decorator */: + case 146 /* Decorator */: // Decorators are always applied outside of the body of a class or method. - if (node.parent.kind === 144 /* Parameter */ && isClassElement(node.parent.parent)) { + if (node.parent.kind === 145 /* Parameter */ && isClassElement(node.parent.parent)) { // If the decorator's parent is a Parameter, we resolve the this container from // the grandparent class declaration. node = node.parent.parent; @@ -7284,39 +7477,52 @@ var ts; node = node.parent; } break; - case 185 /* ArrowFunction */: + case 186 /* ArrowFunction */: if (!includeArrowFunctions) { continue; } - // Fall through - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 230 /* ModuleDeclaration */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 229 /* EnumDeclaration */: - case 261 /* SourceFile */: + // falls through + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + case 232 /* ModuleDeclaration */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 151 /* Constructor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 154 /* CallSignature */: + case 155 /* ConstructSignature */: + case 156 /* IndexSignature */: + case 231 /* EnumDeclaration */: + case 264 /* SourceFile */: return node; } } } ts.getThisContainer = getThisContainer; + function getNewTargetContainer(node) { + var container = getThisContainer(node, /*includeArrowFunctions*/ false); + if (container) { + switch (container.kind) { + case 151 /* Constructor */: + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + return container; + } + } + return undefined; + } + ts.getNewTargetContainer = getNewTargetContainer; /** - * Given an super call/property node, returns the closest node where - * - a super call/property access is legal in the node and not legal in the parent node the node. - * i.e. super call is legal in constructor but not legal in the class body. - * - the container is an arrow function (so caller might need to call getSuperContainer again in case it needs to climb higher) - * - a super call/property is definitely illegal in the container (but might be legal in some subnode) - * i.e. super property access is illegal in function declaration but can be legal in the statement list - */ + * Given an super call/property node, returns the closest node where + * - a super call/property access is legal in the node and not legal in the parent node the node. + * i.e. super call is legal in constructor but not legal in the class body. + * - the container is an arrow function (so caller might need to call getSuperContainer again in case it needs to climb higher) + * - a super call/property is definitely illegal in the container (but might be legal in some subnode) + * i.e. super property access is illegal in function declaration but can be legal in the statement list + */ function getSuperContainer(node, stopOnFunctions) { while (true) { node = node.parent; @@ -7324,26 +7530,27 @@ var ts; return node; } switch (node.kind) { - case 142 /* ComputedPropertyName */: + case 143 /* ComputedPropertyName */: node = node.parent; break; - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: if (!stopOnFunctions) { continue; } - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + // falls through + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 151 /* Constructor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: return node; - case 145 /* Decorator */: + case 146 /* Decorator */: // Decorators are always applied outside of the body of a class or method. - if (node.parent.kind === 144 /* Parameter */ && isClassElement(node.parent.parent)) { + if (node.parent.kind === 145 /* Parameter */ && isClassElement(node.parent.parent)) { // If the decorator's parent is a Parameter, we resolve the this container from // the grandparent class declaration. node = node.parent.parent; @@ -7359,15 +7566,15 @@ var ts; } ts.getSuperContainer = getSuperContainer; function getImmediatelyInvokedFunctionExpression(func) { - if (func.kind === 184 /* FunctionExpression */ || func.kind === 185 /* ArrowFunction */) { + if (func.kind === 185 /* FunctionExpression */ || func.kind === 186 /* ArrowFunction */) { var prev = func; - var parent_2 = func.parent; - while (parent_2.kind === 183 /* ParenthesizedExpression */) { - prev = parent_2; - parent_2 = parent_2.parent; + var parent = func.parent; + while (parent.kind === 184 /* ParenthesizedExpression */) { + prev = parent; + parent = parent.parent; } - if (parent_2.kind === 179 /* CallExpression */ && parent_2.expression === prev) { - return parent_2; + if (parent.kind === 180 /* CallExpression */ && parent.expression === prev) { + return parent; } } } @@ -7377,21 +7584,21 @@ var ts; */ function isSuperProperty(node) { var kind = node.kind; - return (kind === 177 /* PropertyAccessExpression */ || kind === 178 /* ElementAccessExpression */) + return (kind === 178 /* PropertyAccessExpression */ || kind === 179 /* ElementAccessExpression */) && node.expression.kind === 96 /* SuperKeyword */; } ts.isSuperProperty = isSuperProperty; function getEntityNameFromTypeNode(node) { switch (node.kind) { - case 157 /* TypeReference */: - case 272 /* JSDocTypeReference */: + case 158 /* TypeReference */: + case 276 /* JSDocTypeReference */: return node.typeName; - case 199 /* ExpressionWithTypeArguments */: + case 200 /* ExpressionWithTypeArguments */: return isEntityNameExpression(node.expression) ? node.expression : undefined; case 70 /* Identifier */: - case 141 /* QualifiedName */: + case 142 /* QualifiedName */: return node; } return undefined; @@ -7399,10 +7606,12 @@ var ts; ts.getEntityNameFromTypeNode = getEntityNameFromTypeNode; function isCallLikeExpression(node) { switch (node.kind) { - case 179 /* CallExpression */: - case 180 /* NewExpression */: - case 181 /* TaggedTemplateExpression */: - case 145 /* Decorator */: + case 250 /* JsxOpeningElement */: + case 249 /* JsxSelfClosingElement */: + case 180 /* CallExpression */: + case 181 /* NewExpression */: + case 182 /* TaggedTemplateExpression */: + case 146 /* Decorator */: return true; default: return false; @@ -7410,34 +7619,37 @@ var ts; } ts.isCallLikeExpression = isCallLikeExpression; function getInvokedExpression(node) { - if (node.kind === 181 /* TaggedTemplateExpression */) { + if (node.kind === 182 /* TaggedTemplateExpression */) { return node.tag; } + else if (isJsxOpeningLikeElement(node)) { + return node.tagName; + } // Will either be a CallExpression, NewExpression, or Decorator. return node.expression; } ts.getInvokedExpression = getInvokedExpression; function nodeCanBeDecorated(node) { switch (node.kind) { - case 226 /* ClassDeclaration */: + case 228 /* ClassDeclaration */: // classes are valid targets return true; - case 147 /* PropertyDeclaration */: + case 148 /* PropertyDeclaration */: // property declarations are valid if their parent is a class declaration. - return node.parent.kind === 226 /* ClassDeclaration */; - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 149 /* MethodDeclaration */: + return node.parent.kind === 228 /* ClassDeclaration */; + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 150 /* MethodDeclaration */: // if this method has a body and its parent is a class declaration, this is a valid target. return node.body !== undefined - && node.parent.kind === 226 /* ClassDeclaration */; - case 144 /* Parameter */: + && node.parent.kind === 228 /* ClassDeclaration */; + case 145 /* Parameter */: // if the parameter's parent has a body and its grandparent is a class declaration, this is a valid target; return node.parent.body !== undefined - && (node.parent.kind === 150 /* Constructor */ - || node.parent.kind === 149 /* MethodDeclaration */ - || node.parent.kind === 152 /* SetAccessor */) - && node.parent.parent.kind === 226 /* ClassDeclaration */; + && (node.parent.kind === 151 /* Constructor */ + || node.parent.kind === 150 /* MethodDeclaration */ + || node.parent.kind === 153 /* SetAccessor */) + && node.parent.parent.kind === 228 /* ClassDeclaration */; } return false; } @@ -7453,19 +7665,19 @@ var ts; ts.nodeOrChildIsDecorated = nodeOrChildIsDecorated; function childIsDecorated(node) { switch (node.kind) { - case 226 /* ClassDeclaration */: + case 228 /* ClassDeclaration */: return ts.forEach(node.members, nodeOrChildIsDecorated); - case 149 /* MethodDeclaration */: - case 152 /* SetAccessor */: + case 150 /* MethodDeclaration */: + case 153 /* SetAccessor */: return ts.forEach(node.parameters, nodeIsDecorated); } } ts.childIsDecorated = childIsDecorated; function isJSXTagName(node) { var parent = node.parent; - if (parent.kind === 248 /* JsxOpeningElement */ || - parent.kind === 247 /* JsxSelfClosingElement */ || - parent.kind === 249 /* JsxClosingElement */) { + if (parent.kind === 250 /* JsxOpeningElement */ || + parent.kind === 249 /* JsxSelfClosingElement */ || + parent.kind === 251 /* JsxClosingElement */) { return parent.tagName === node; } return false; @@ -7479,96 +7691,97 @@ var ts; case 100 /* TrueKeyword */: case 85 /* FalseKeyword */: case 11 /* RegularExpressionLiteral */: - case 175 /* ArrayLiteralExpression */: - case 176 /* ObjectLiteralExpression */: - case 177 /* PropertyAccessExpression */: - case 178 /* ElementAccessExpression */: - case 179 /* CallExpression */: - case 180 /* NewExpression */: - case 181 /* TaggedTemplateExpression */: - case 200 /* AsExpression */: - case 182 /* TypeAssertionExpression */: - case 201 /* NonNullExpression */: - case 183 /* ParenthesizedExpression */: - case 184 /* FunctionExpression */: - case 197 /* ClassExpression */: - case 185 /* ArrowFunction */: - case 188 /* VoidExpression */: - case 186 /* DeleteExpression */: - case 187 /* TypeOfExpression */: - case 190 /* PrefixUnaryExpression */: - case 191 /* PostfixUnaryExpression */: - case 192 /* BinaryExpression */: - case 193 /* ConditionalExpression */: - case 196 /* SpreadElement */: - case 194 /* TemplateExpression */: + case 176 /* ArrayLiteralExpression */: + case 177 /* ObjectLiteralExpression */: + case 178 /* PropertyAccessExpression */: + case 179 /* ElementAccessExpression */: + case 180 /* CallExpression */: + case 181 /* NewExpression */: + case 182 /* TaggedTemplateExpression */: + case 201 /* AsExpression */: + case 183 /* TypeAssertionExpression */: + case 202 /* NonNullExpression */: + case 184 /* ParenthesizedExpression */: + case 185 /* FunctionExpression */: + case 198 /* ClassExpression */: + case 186 /* ArrowFunction */: + case 189 /* VoidExpression */: + case 187 /* DeleteExpression */: + case 188 /* TypeOfExpression */: + case 191 /* PrefixUnaryExpression */: + case 192 /* PostfixUnaryExpression */: + case 193 /* BinaryExpression */: + case 194 /* ConditionalExpression */: + case 197 /* SpreadElement */: + case 195 /* TemplateExpression */: case 12 /* NoSubstitutionTemplateLiteral */: - case 198 /* OmittedExpression */: - case 246 /* JsxElement */: - case 247 /* JsxSelfClosingElement */: - case 195 /* YieldExpression */: - case 189 /* AwaitExpression */: + case 199 /* OmittedExpression */: + case 248 /* JsxElement */: + case 249 /* JsxSelfClosingElement */: + case 196 /* YieldExpression */: + case 190 /* AwaitExpression */: + case 203 /* MetaProperty */: return true; - case 141 /* QualifiedName */: - while (node.parent.kind === 141 /* QualifiedName */) { + case 142 /* QualifiedName */: + while (node.parent.kind === 142 /* QualifiedName */) { node = node.parent; } - return node.parent.kind === 160 /* TypeQuery */ || isJSXTagName(node); + return node.parent.kind === 161 /* TypeQuery */ || isJSXTagName(node); case 70 /* Identifier */: - if (node.parent.kind === 160 /* TypeQuery */ || isJSXTagName(node)) { + if (node.parent.kind === 161 /* TypeQuery */ || isJSXTagName(node)) { return true; } - // fall through + // falls through case 8 /* NumericLiteral */: case 9 /* StringLiteral */: case 98 /* ThisKeyword */: - var parent_3 = node.parent; - switch (parent_3.kind) { - case 223 /* VariableDeclaration */: - case 144 /* Parameter */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 260 /* EnumMember */: - case 257 /* PropertyAssignment */: - case 174 /* BindingElement */: - return parent_3.initializer === node; - case 207 /* ExpressionStatement */: - case 208 /* IfStatement */: - case 209 /* DoStatement */: - case 210 /* WhileStatement */: - case 216 /* ReturnStatement */: - case 217 /* WithStatement */: - case 218 /* SwitchStatement */: - case 253 /* CaseClause */: - case 220 /* ThrowStatement */: - case 218 /* SwitchStatement */: - return parent_3.expression === node; - case 211 /* ForStatement */: - var forStatement = parent_3; - return (forStatement.initializer === node && forStatement.initializer.kind !== 224 /* VariableDeclarationList */) || + var parent = node.parent; + switch (parent.kind) { + case 225 /* VariableDeclaration */: + case 145 /* Parameter */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: + case 263 /* EnumMember */: + case 260 /* PropertyAssignment */: + case 175 /* BindingElement */: + return parent.initializer === node; + case 209 /* ExpressionStatement */: + case 210 /* IfStatement */: + case 211 /* DoStatement */: + case 212 /* WhileStatement */: + case 218 /* ReturnStatement */: + case 219 /* WithStatement */: + case 220 /* SwitchStatement */: + case 256 /* CaseClause */: + case 222 /* ThrowStatement */: + case 220 /* SwitchStatement */: + return parent.expression === node; + case 213 /* ForStatement */: + var forStatement = parent; + return (forStatement.initializer === node && forStatement.initializer.kind !== 226 /* VariableDeclarationList */) || forStatement.condition === node || forStatement.incrementor === node; - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - var forInStatement = parent_3; - return (forInStatement.initializer === node && forInStatement.initializer.kind !== 224 /* VariableDeclarationList */) || + case 214 /* ForInStatement */: + case 215 /* ForOfStatement */: + var forInStatement = parent; + return (forInStatement.initializer === node && forInStatement.initializer.kind !== 226 /* VariableDeclarationList */) || forInStatement.expression === node; - case 182 /* TypeAssertionExpression */: - case 200 /* AsExpression */: - return node === parent_3.expression; - case 202 /* TemplateSpan */: - return node === parent_3.expression; - case 142 /* ComputedPropertyName */: - return node === parent_3.expression; - case 145 /* Decorator */: - case 252 /* JsxExpression */: - case 251 /* JsxSpreadAttribute */: - case 259 /* SpreadAssignment */: + case 183 /* TypeAssertionExpression */: + case 201 /* AsExpression */: + return node === parent.expression; + case 204 /* TemplateSpan */: + return node === parent.expression; + case 143 /* ComputedPropertyName */: + return node === parent.expression; + case 146 /* Decorator */: + case 255 /* JsxExpression */: + case 254 /* JsxSpreadAttribute */: + case 262 /* SpreadAssignment */: return true; - case 199 /* ExpressionWithTypeArguments */: - return parent_3.expression === node && isExpressionWithTypeArgumentsInClassExtendsClause(parent_3); + case 200 /* ExpressionWithTypeArguments */: + return parent.expression === node && isExpressionWithTypeArgumentsInClassExtendsClause(parent); default: - if (isPartOfExpression(parent_3)) { + if (isPartOfExpression(parent)) { return true; } } @@ -7583,7 +7796,7 @@ var ts; } ts.isInstantiatedModule = isInstantiatedModule; function isExternalModuleImportEqualsDeclaration(node) { - return node.kind === 234 /* ImportEqualsDeclaration */ && node.moduleReference.kind === 245 /* ExternalModuleReference */; + return node.kind === 236 /* ImportEqualsDeclaration */ && node.moduleReference.kind === 247 /* ExternalModuleReference */; } ts.isExternalModuleImportEqualsDeclaration = isExternalModuleImportEqualsDeclaration; function getExternalModuleImportEqualsDeclarationExpression(node) { @@ -7592,7 +7805,7 @@ var ts; } ts.getExternalModuleImportEqualsDeclarationExpression = getExternalModuleImportEqualsDeclarationExpression; function isInternalModuleImportEqualsDeclaration(node) { - return node.kind === 234 /* ImportEqualsDeclaration */ && node.moduleReference.kind !== 245 /* ExternalModuleReference */; + return node.kind === 236 /* ImportEqualsDeclaration */ && node.moduleReference.kind !== 247 /* ExternalModuleReference */; } ts.isInternalModuleImportEqualsDeclaration = isInternalModuleImportEqualsDeclaration; function isSourceFileJavaScript(file) { @@ -7600,21 +7813,27 @@ var ts; } ts.isSourceFileJavaScript = isSourceFileJavaScript; function isInJavaScriptFile(node) { - return node && !!(node.flags & 2097152 /* JavaScriptFile */); + return node && !!(node.flags & 65536 /* JavaScriptFile */); } ts.isInJavaScriptFile = isInJavaScriptFile; /** * Returns true if the node is a CallExpression to the identifier 'require' with - * exactly one argument. + * exactly one argument (of the form 'require("name")'). * This function does not test if the node is in a JavaScript file or not. - */ - function isRequireCall(expression, checkArgumentIsStringLiteral) { - // of the form 'require("name")' - var isRequire = expression.kind === 179 /* CallExpression */ && - expression.expression.kind === 70 /* Identifier */ && - expression.expression.text === "require" && - expression.arguments.length === 1; - return isRequire && (!checkArgumentIsStringLiteral || expression.arguments[0].kind === 9 /* StringLiteral */); + */ + function isRequireCall(callExpression, checkArgumentIsStringLiteral) { + if (callExpression.kind !== 180 /* CallExpression */) { + return false; + } + var _a = callExpression, expression = _a.expression, args = _a.arguments; + if (expression.kind !== 70 /* Identifier */ || expression.text !== "require") { + return false; + } + if (args.length !== 1) { + return false; + } + var arg = args[0]; + return !checkArgumentIsStringLiteral || arg.kind === 9 /* StringLiteral */ || arg.kind === 12 /* NoSubstitutionTemplateLiteral */; } ts.isRequireCall = isRequireCall; function isSingleOrDoubleQuote(charCode) { @@ -7625,25 +7844,37 @@ var ts; * Returns true if the node is a variable declaration whose initializer is a function expression. * This function does not test if the node is in a JavaScript file or not. */ - function isDeclarationOfFunctionExpression(s) { - if (s.valueDeclaration && s.valueDeclaration.kind === 223 /* VariableDeclaration */) { + function isDeclarationOfFunctionOrClassExpression(s) { + if (s.valueDeclaration && s.valueDeclaration.kind === 225 /* VariableDeclaration */) { var declaration = s.valueDeclaration; - return declaration.initializer && declaration.initializer.kind === 184 /* FunctionExpression */; + return declaration.initializer && (declaration.initializer.kind === 185 /* FunctionExpression */ || declaration.initializer.kind === 198 /* ClassExpression */); } return false; } - ts.isDeclarationOfFunctionExpression = isDeclarationOfFunctionExpression; + ts.isDeclarationOfFunctionOrClassExpression = isDeclarationOfFunctionOrClassExpression; + function getRightMostAssignedExpression(node) { + while (isAssignmentExpression(node, /*excludeCompoundAssignements*/ true)) { + node = node.right; + } + return node; + } + ts.getRightMostAssignedExpression = getRightMostAssignedExpression; + function isExportsIdentifier(node) { + return isIdentifier(node) && node.text === "exports"; + } + ts.isExportsIdentifier = isExportsIdentifier; + function isModuleExportsPropertyAccessExpression(node) { + return isPropertyAccessExpression(node) && isIdentifier(node.expression) && node.expression.text === "module" && node.name.text === "exports"; + } + ts.isModuleExportsPropertyAccessExpression = isModuleExportsPropertyAccessExpression; /// Given a BinaryExpression, returns SpecialPropertyAssignmentKind for the various kinds of property /// assignments we treat as special in the binder function getSpecialPropertyAssignmentKind(expression) { if (!isInJavaScriptFile(expression)) { return 0 /* None */; } - if (expression.kind !== 192 /* BinaryExpression */) { - return 0 /* None */; - } var expr = expression; - if (expr.operatorToken.kind !== 57 /* EqualsToken */ || expr.left.kind !== 177 /* PropertyAccessExpression */) { + if (expr.operatorToken.kind !== 57 /* EqualsToken */ || expr.left.kind !== 178 /* PropertyAccessExpression */) { return 0 /* None */; } var lhs = expr.left; @@ -7657,11 +7888,15 @@ var ts; // module.exports = expr return 2 /* ModuleExports */; } + else { + // F.x = expr + return 5 /* Property */; + } } else if (lhs.expression.kind === 98 /* ThisKeyword */) { return 4 /* ThisProperty */; } - else if (lhs.expression.kind === 177 /* PropertyAccessExpression */) { + else if (lhs.expression.kind === 178 /* PropertyAccessExpression */) { // chained dot, e.g. x.y.z = expr; this var is the 'x.y' part var innerPropertyAccess = lhs.expression; if (innerPropertyAccess.expression.kind === 70 /* Identifier */) { @@ -7679,35 +7914,35 @@ var ts; } ts.getSpecialPropertyAssignmentKind = getSpecialPropertyAssignmentKind; function getExternalModuleName(node) { - if (node.kind === 235 /* ImportDeclaration */) { + if (node.kind === 237 /* ImportDeclaration */) { return node.moduleSpecifier; } - if (node.kind === 234 /* ImportEqualsDeclaration */) { + if (node.kind === 236 /* ImportEqualsDeclaration */) { var reference = node.moduleReference; - if (reference.kind === 245 /* ExternalModuleReference */) { + if (reference.kind === 247 /* ExternalModuleReference */) { return reference.expression; } } - if (node.kind === 241 /* ExportDeclaration */) { + if (node.kind === 243 /* ExportDeclaration */) { return node.moduleSpecifier; } - if (node.kind === 230 /* ModuleDeclaration */ && node.name.kind === 9 /* StringLiteral */) { + if (node.kind === 232 /* ModuleDeclaration */ && node.name.kind === 9 /* StringLiteral */) { return node.name; } } ts.getExternalModuleName = getExternalModuleName; function getNamespaceDeclarationNode(node) { - if (node.kind === 234 /* ImportEqualsDeclaration */) { + if (node.kind === 236 /* ImportEqualsDeclaration */) { return node; } var importClause = node.importClause; - if (importClause && importClause.namedBindings && importClause.namedBindings.kind === 237 /* NamespaceImport */) { + if (importClause && importClause.namedBindings && importClause.namedBindings.kind === 239 /* NamespaceImport */) { return importClause.namedBindings; } } ts.getNamespaceDeclarationNode = getNamespaceDeclarationNode; function isDefaultImport(node) { - return node.kind === 235 /* ImportDeclaration */ + return node.kind === 237 /* ImportDeclaration */ && node.importClause && !!node.importClause.name; } @@ -7715,13 +7950,13 @@ var ts; function hasQuestionToken(node) { if (node) { switch (node.kind) { - case 144 /* Parameter */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 258 /* ShorthandPropertyAssignment */: - case 257 /* PropertyAssignment */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 145 /* Parameter */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 261 /* ShorthandPropertyAssignment */: + case 260 /* PropertyAssignment */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: return node.questionToken !== undefined; } } @@ -7729,28 +7964,36 @@ var ts; } ts.hasQuestionToken = hasQuestionToken; function isJSDocConstructSignature(node) { - return node.kind === 274 /* JSDocFunctionType */ && + return node.kind === 278 /* JSDocFunctionType */ && node.parameters.length > 0 && - node.parameters[0].type.kind === 276 /* JSDocConstructorType */; + node.parameters[0].type.kind === 280 /* JSDocConstructorType */; } ts.isJSDocConstructSignature = isJSDocConstructSignature; function getCommentsFromJSDoc(node) { return ts.map(getJSDocs(node), function (doc) { return doc.comment; }); } ts.getCommentsFromJSDoc = getCommentsFromJSDoc; + function hasJSDocParameterTags(node) { + var parameterTags = getJSDocTags(node, 285 /* JSDocParameterTag */); + return parameterTags && parameterTags.length > 0; + } + ts.hasJSDocParameterTags = hasJSDocParameterTags; function getJSDocTags(node, kind) { var docs = getJSDocs(node); if (docs) { var result = []; for (var _i = 0, docs_1 = docs; _i < docs_1.length; _i++) { var doc = docs_1[_i]; - if (doc.kind === 281 /* JSDocParameterTag */) { + if (doc.kind === 285 /* JSDocParameterTag */) { if (doc.kind === kind) { result.push(doc); } } else { - result.push.apply(result, ts.filter(doc.tags, function (tag) { return tag.kind === kind; })); + var tags = doc.tags; + if (tags) { + result.push.apply(result, ts.filter(tags, function (tag) { return tag.kind === kind; })); + } } } return result; @@ -7776,9 +8019,9 @@ var ts; // var x = function(name) { return name.length; } var isInitializerOfVariableDeclarationInStatement = isVariableLike(parent) && parent.initializer === node && - parent.parent.parent.kind === 205 /* VariableStatement */; + parent.parent.parent.kind === 207 /* VariableStatement */; var isVariableOfVariableDeclarationStatement = isVariableLike(node) && - parent.parent.kind === 205 /* VariableStatement */; + parent.parent.kind === 207 /* VariableStatement */; var variableStatementNode = isInitializerOfVariableDeclarationInStatement ? parent.parent.parent : isVariableOfVariableDeclarationStatement ? parent.parent : undefined; @@ -7787,20 +8030,20 @@ var ts; } // Also recognize when the node is the RHS of an assignment expression var isSourceOfAssignmentExpressionStatement = parent && parent.parent && - parent.kind === 192 /* BinaryExpression */ && + parent.kind === 193 /* BinaryExpression */ && parent.operatorToken.kind === 57 /* EqualsToken */ && - parent.parent.kind === 207 /* ExpressionStatement */; + parent.parent.kind === 209 /* ExpressionStatement */; if (isSourceOfAssignmentExpressionStatement) { getJSDocsWorker(parent.parent); } - var isModuleDeclaration = node.kind === 230 /* ModuleDeclaration */ && - parent && parent.kind === 230 /* ModuleDeclaration */; - var isPropertyAssignmentExpression = parent && parent.kind === 257 /* PropertyAssignment */; + var isModuleDeclaration = node.kind === 232 /* ModuleDeclaration */ && + parent && parent.kind === 232 /* ModuleDeclaration */; + var isPropertyAssignmentExpression = parent && parent.kind === 260 /* PropertyAssignment */; if (isModuleDeclaration || isPropertyAssignmentExpression) { getJSDocsWorker(parent); } // Pull parameter comments from declaring function as well - if (node.kind === 144 /* Parameter */) { + if (node.kind === 145 /* Parameter */) { cache = ts.concatenate(cache, getJSDocParameterTags(node)); } if (isVariableLike(node) && node.initializer) { @@ -7809,23 +8052,24 @@ var ts; cache = ts.concatenate(cache, node.jsDoc); } } + ts.getJSDocs = getJSDocs; function getJSDocParameterTags(param) { if (!isParameter(param)) { return undefined; } var func = param.parent; - var tags = getJSDocTags(func, 281 /* JSDocParameterTag */); + var tags = getJSDocTags(func, 285 /* JSDocParameterTag */); if (!param.name) { // this is an anonymous jsdoc param from a `function(type1, type2): type3` specification var i = func.parameters.indexOf(param); - var paramTags = ts.filter(tags, function (tag) { return tag.kind === 281 /* JSDocParameterTag */; }); + var paramTags = ts.filter(tags, function (tag) { return tag.kind === 285 /* JSDocParameterTag */; }); if (paramTags && 0 <= i && i < paramTags.length) { return [paramTags[i]]; } } else if (param.name.kind === 70 /* Identifier */) { - var name_6 = param.name.text; - return ts.filter(tags, function (tag) { return tag.kind === 281 /* JSDocParameterTag */ && tag.parameterName.text === name_6; }); + var name_1 = param.name.text; + return ts.filter(tags, function (tag) { return tag.kind === 285 /* JSDocParameterTag */ && tag.parameterName.text === name_1; }); } else { // TODO: it's a destructured parameter, so it should look up an "object type" series of multiple lines @@ -7835,8 +8079,8 @@ var ts; } ts.getJSDocParameterTags = getJSDocParameterTags; function getJSDocType(node) { - var tag = getFirstJSDocTag(node, 283 /* JSDocTypeTag */); - if (!tag && node.kind === 144 /* Parameter */) { + var tag = getFirstJSDocTag(node, 287 /* JSDocTypeTag */); + if (!tag && node.kind === 145 /* Parameter */) { var paramTags = getJSDocParameterTags(node); if (paramTags) { tag = ts.find(paramTags, function (tag) { return !!tag.typeExpression; }); @@ -7846,15 +8090,15 @@ var ts; } ts.getJSDocType = getJSDocType; function getJSDocAugmentsTag(node) { - return getFirstJSDocTag(node, 280 /* JSDocAugmentsTag */); + return getFirstJSDocTag(node, 284 /* JSDocAugmentsTag */); } ts.getJSDocAugmentsTag = getJSDocAugmentsTag; function getJSDocReturnTag(node) { - return getFirstJSDocTag(node, 282 /* JSDocReturnTag */); + return getFirstJSDocTag(node, 286 /* JSDocReturnTag */); } ts.getJSDocReturnTag = getJSDocReturnTag; function getJSDocTemplateTag(node) { - return getFirstJSDocTag(node, 284 /* JSDocTemplateTag */); + return getFirstJSDocTag(node, 288 /* JSDocTemplateTag */); } ts.getJSDocTemplateTag = getJSDocTemplateTag; function hasRestParameter(s) { @@ -7866,9 +8110,9 @@ var ts; } ts.hasDeclaredRestParameter = hasDeclaredRestParameter; function isRestParameter(node) { - if (node && (node.flags & 2097152 /* JavaScriptFile */)) { - if (node.type && node.type.kind === 275 /* JSDocVariadicType */ || - ts.forEach(getJSDocParameterTags(node), function (t) { return t.typeExpression && t.typeExpression.type.kind === 275 /* JSDocVariadicType */; })) { + if (node && (node.flags & 65536 /* JavaScriptFile */)) { + if (node.type && node.type.kind === 279 /* JSDocVariadicType */ || + ts.forEach(getJSDocParameterTags(node), function (t) { return t.typeExpression && t.typeExpression.type.kind === 279 /* JSDocVariadicType */; })) { return true; } } @@ -7889,29 +8133,33 @@ var ts; var parent = node.parent; while (true) { switch (parent.kind) { - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: var binaryOperator = parent.operatorToken.kind; return isAssignmentOperator(binaryOperator) && parent.left === node ? binaryOperator === 57 /* EqualsToken */ ? 1 /* Definite */ : 2 /* Compound */ : 0 /* None */; - case 190 /* PrefixUnaryExpression */: - case 191 /* PostfixUnaryExpression */: + case 191 /* PrefixUnaryExpression */: + case 192 /* PostfixUnaryExpression */: var unaryOperator = parent.operator; return unaryOperator === 42 /* PlusPlusToken */ || unaryOperator === 43 /* MinusMinusToken */ ? 2 /* Compound */ : 0 /* None */; - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: + case 214 /* ForInStatement */: + case 215 /* ForOfStatement */: return parent.initializer === node ? 1 /* Definite */ : 0 /* None */; - case 183 /* ParenthesizedExpression */: - case 175 /* ArrayLiteralExpression */: - case 196 /* SpreadElement */: + case 184 /* ParenthesizedExpression */: + case 176 /* ArrayLiteralExpression */: + case 197 /* SpreadElement */: node = parent; break; - case 258 /* ShorthandPropertyAssignment */: + case 261 /* ShorthandPropertyAssignment */: if (parent.name !== node) { return 0 /* None */; } - // Fall through - case 257 /* PropertyAssignment */: + node = parent.parent; + break; + case 260 /* PropertyAssignment */: + if (parent.name === node) { + return 0 /* None */; + } node = parent.parent; break; default: @@ -7923,11 +8171,24 @@ var ts; ts.getAssignmentTargetKind = getAssignmentTargetKind; // A node is an assignment target if it is on the left hand side of an '=' token, if it is parented by a property // assignment in an object literal that is an assignment target, or if it is parented by an array literal that is - // an assignment target. Examples include 'a = xxx', '{ p: a } = xxx', '[{ p: a}] = xxx'. + // an assignment target. Examples include 'a = xxx', '{ p: a } = xxx', '[{ a }] = xxx'. + // (Note that `p` is not a target in the above examples, only `a`.) function isAssignmentTarget(node) { return getAssignmentTargetKind(node) !== 0 /* None */; } ts.isAssignmentTarget = isAssignmentTarget; + // a node is delete target iff. it is PropertyAccessExpression/ElementAccessExpression with parentheses skipped + function isDeleteTarget(node) { + if (node.kind !== 178 /* PropertyAccessExpression */ && node.kind !== 179 /* ElementAccessExpression */) { + return false; + } + node = node.parent; + while (node && node.kind === 184 /* ParenthesizedExpression */) { + node = node.parent; + } + return node && node.kind === 187 /* DeleteExpression */; + } + ts.isDeleteTarget = isDeleteTarget; function isNodeDescendantOf(node, ancestor) { while (node) { if (node === ancestor) @@ -7939,7 +8200,7 @@ var ts; ts.isNodeDescendantOf = isNodeDescendantOf; function isInAmbientContext(node) { while (node) { - if (hasModifier(node, 2 /* Ambient */) || (node.kind === 261 /* SourceFile */ && node.isDeclarationFile)) { + if (hasModifier(node, 2 /* Ambient */) || (node.kind === 264 /* SourceFile */ && node.isDeclarationFile)) { return true; } node = node.parent; @@ -7953,7 +8214,7 @@ var ts; return false; } var parent = name.parent; - if (parent.kind === 239 /* ImportSpecifier */ || parent.kind === 243 /* ExportSpecifier */) { + if (parent.kind === 241 /* ImportSpecifier */ || parent.kind === 245 /* ExportSpecifier */) { if (parent.propertyName) { return true; } @@ -7966,7 +8227,7 @@ var ts; ts.isDeclarationName = isDeclarationName; function isLiteralComputedPropertyDeclarationName(node) { return (node.kind === 9 /* StringLiteral */ || node.kind === 8 /* NumericLiteral */) && - node.parent.kind === 142 /* ComputedPropertyName */ && + node.parent.kind === 143 /* ComputedPropertyName */ && isDeclaration(node.parent.parent); } ts.isLiteralComputedPropertyDeclarationName = isLiteralComputedPropertyDeclarationName; @@ -7974,31 +8235,31 @@ var ts; function isIdentifierName(node) { var parent = node.parent; switch (parent.kind) { - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 260 /* EnumMember */: - case 257 /* PropertyAssignment */: - case 177 /* PropertyAccessExpression */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 263 /* EnumMember */: + case 260 /* PropertyAssignment */: + case 178 /* PropertyAccessExpression */: // Name in member declaration or property name in property access return parent.name === node; - case 141 /* QualifiedName */: + case 142 /* QualifiedName */: // Name on right hand side of dot in a type query if (parent.right === node) { - while (parent.kind === 141 /* QualifiedName */) { + while (parent.kind === 142 /* QualifiedName */) { parent = parent.parent; } - return parent.kind === 160 /* TypeQuery */; + return parent.kind === 161 /* TypeQuery */; } return false; - case 174 /* BindingElement */: - case 239 /* ImportSpecifier */: + case 175 /* BindingElement */: + case 241 /* ImportSpecifier */: // Property name in binding element or import specifier return parent.propertyName === node; - case 243 /* ExportSpecifier */: + case 245 /* ExportSpecifier */: // Any name in an export specifier return true; } @@ -8014,13 +8275,13 @@ var ts; // export = <EntityNameExpression> // export default <EntityNameExpression> function isAliasSymbolDeclaration(node) { - return node.kind === 234 /* ImportEqualsDeclaration */ || - node.kind === 233 /* NamespaceExportDeclaration */ || - node.kind === 236 /* ImportClause */ && !!node.name || - node.kind === 237 /* NamespaceImport */ || - node.kind === 239 /* ImportSpecifier */ || - node.kind === 243 /* ExportSpecifier */ || - node.kind === 240 /* ExportAssignment */ && exportAssignmentIsAlias(node); + return node.kind === 236 /* ImportEqualsDeclaration */ || + node.kind === 235 /* NamespaceExportDeclaration */ || + node.kind === 238 /* ImportClause */ && !!node.name || + node.kind === 239 /* NamespaceImport */ || + node.kind === 241 /* ImportSpecifier */ || + node.kind === 245 /* ExportSpecifier */ || + node.kind === 242 /* ExportAssignment */ && exportAssignmentIsAlias(node); } ts.isAliasSymbolDeclaration = isAliasSymbolDeclaration; function exportAssignmentIsAlias(node) { @@ -8106,17 +8367,62 @@ var ts; } ts.getFileReferenceFromReferencePath = getFileReferenceFromReferencePath; function isKeyword(token) { - return 71 /* FirstKeyword */ <= token && token <= 140 /* LastKeyword */; + return 71 /* FirstKeyword */ <= token && token <= 141 /* LastKeyword */; } ts.isKeyword = isKeyword; function isTrivia(token) { return 2 /* FirstTriviaToken */ <= token && token <= 7 /* LastTriviaToken */; } ts.isTrivia = isTrivia; - function isAsyncFunctionLike(node) { - return isFunctionLike(node) && hasModifier(node, 256 /* Async */) && !isAccessor(node); + var FunctionFlags; + (function (FunctionFlags) { + FunctionFlags[FunctionFlags["Normal"] = 0] = "Normal"; + FunctionFlags[FunctionFlags["Generator"] = 1] = "Generator"; + FunctionFlags[FunctionFlags["Async"] = 2] = "Async"; + FunctionFlags[FunctionFlags["AsyncOrAsyncGenerator"] = 3] = "AsyncOrAsyncGenerator"; + FunctionFlags[FunctionFlags["Invalid"] = 4] = "Invalid"; + FunctionFlags[FunctionFlags["InvalidAsyncOrAsyncGenerator"] = 7] = "InvalidAsyncOrAsyncGenerator"; + FunctionFlags[FunctionFlags["InvalidGenerator"] = 5] = "InvalidGenerator"; + })(FunctionFlags = ts.FunctionFlags || (ts.FunctionFlags = {})); + function getFunctionFlags(node) { + var flags = 0 /* Normal */; + switch (node.kind) { + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + case 150 /* MethodDeclaration */: + if (node.asteriskToken) { + flags |= 1 /* Generator */; + } + // falls through + case 186 /* ArrowFunction */: + if (hasModifier(node, 256 /* Async */)) { + flags |= 2 /* Async */; + } + break; + } + if (!node.body) { + flags |= 4 /* Invalid */; + } + return flags; + } + ts.getFunctionFlags = getFunctionFlags; + function isAsyncFunction(node) { + switch (node.kind) { + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: + case 150 /* MethodDeclaration */: + return node.body !== undefined + && node.asteriskToken === undefined + && hasModifier(node, 256 /* Async */); + } + return false; + } + ts.isAsyncFunction = isAsyncFunction; + function isNumericLiteral(node) { + return node.kind === 8 /* NumericLiteral */; } - ts.isAsyncFunctionLike = isAsyncFunctionLike; + ts.isNumericLiteral = isNumericLiteral; function isStringOrNumericLiteral(node) { var kind = node.kind; return kind === 9 /* StringLiteral */ @@ -8135,7 +8441,7 @@ var ts; } ts.hasDynamicName = hasDynamicName; function isDynamicName(name) { - return name.kind === 142 /* ComputedPropertyName */ && + return name.kind === 143 /* ComputedPropertyName */ && !isStringOrNumericLiteral(name.expression) && !isWellKnownSymbolSyntactically(name.expression); } @@ -8150,10 +8456,10 @@ var ts; } ts.isWellKnownSymbolSyntactically = isWellKnownSymbolSyntactically; function getPropertyNameForPropertyNameNode(name) { - if (name.kind === 70 /* Identifier */ || name.kind === 9 /* StringLiteral */ || name.kind === 8 /* NumericLiteral */ || name.kind === 144 /* Parameter */) { + if (name.kind === 70 /* Identifier */ || name.kind === 9 /* StringLiteral */ || name.kind === 8 /* NumericLiteral */ || name.kind === 145 /* Parameter */) { return name.text; } - if (name.kind === 142 /* ComputedPropertyName */) { + if (name.kind === 143 /* ComputedPropertyName */) { var nameExpression = name.expression; if (isWellKnownSymbolSyntactically(nameExpression)) { var rightHandSideName = nameExpression.name.text; @@ -8201,11 +8507,11 @@ var ts; ts.isModifierKind = isModifierKind; function isParameterDeclaration(node) { var root = getRootDeclaration(node); - return root.kind === 144 /* Parameter */; + return root.kind === 145 /* Parameter */; } ts.isParameterDeclaration = isParameterDeclaration; function getRootDeclaration(node) { - while (node.kind === 174 /* BindingElement */) { + while (node.kind === 175 /* BindingElement */) { node = node.parent.parent; } return node; @@ -8213,15 +8519,15 @@ var ts; ts.getRootDeclaration = getRootDeclaration; function nodeStartsNewLexicalEnvironment(node) { var kind = node.kind; - return kind === 150 /* Constructor */ - || kind === 184 /* FunctionExpression */ - || kind === 225 /* FunctionDeclaration */ - || kind === 185 /* ArrowFunction */ - || kind === 149 /* MethodDeclaration */ - || kind === 151 /* GetAccessor */ - || kind === 152 /* SetAccessor */ - || kind === 230 /* ModuleDeclaration */ - || kind === 261 /* SourceFile */; + return kind === 151 /* Constructor */ + || kind === 185 /* FunctionExpression */ + || kind === 227 /* FunctionDeclaration */ + || kind === 186 /* ArrowFunction */ + || kind === 150 /* MethodDeclaration */ + || kind === 152 /* GetAccessor */ + || kind === 153 /* SetAccessor */ + || kind === 232 /* ModuleDeclaration */ + || kind === 264 /* SourceFile */; } ts.nodeStartsNewLexicalEnvironment = nodeStartsNewLexicalEnvironment; function nodeIsSynthesized(node) { @@ -8229,49 +8535,22 @@ var ts; || ts.positionIsSynthesized(node.end); } ts.nodeIsSynthesized = nodeIsSynthesized; - function getOriginalNode(node, nodeTest) { - if (node) { - while (node.original !== undefined) { - node = node.original; - } + function getOriginalSourceFileOrBundle(sourceFileOrBundle) { + if (sourceFileOrBundle.kind === 265 /* Bundle */) { + return ts.updateBundle(sourceFileOrBundle, ts.sameMap(sourceFileOrBundle.sourceFiles, getOriginalSourceFile)); } - return !nodeTest || nodeTest(node) ? node : undefined; - } - ts.getOriginalNode = getOriginalNode; - /** - * Gets a value indicating whether a node originated in the parse tree. - * - * @param node The node to test. - */ - function isParseTreeNode(node) { - return (node.flags & 8 /* Synthesized */) === 0; + return getOriginalSourceFile(sourceFileOrBundle); } - ts.isParseTreeNode = isParseTreeNode; - function getParseTreeNode(node, nodeTest) { - if (isParseTreeNode(node)) { - return node; - } - node = getOriginalNode(node); - if (isParseTreeNode(node) && (!nodeTest || nodeTest(node))) { - return node; - } - return undefined; + ts.getOriginalSourceFileOrBundle = getOriginalSourceFileOrBundle; + function getOriginalSourceFile(sourceFile) { + return ts.getParseTreeNode(sourceFile, isSourceFile) || sourceFile; } - ts.getParseTreeNode = getParseTreeNode; function getOriginalSourceFiles(sourceFiles) { - var originalSourceFiles = []; - for (var _i = 0, sourceFiles_1 = sourceFiles; _i < sourceFiles_1.length; _i++) { - var sourceFile = sourceFiles_1[_i]; - var originalSourceFile = getParseTreeNode(sourceFile, isSourceFile); - if (originalSourceFile) { - originalSourceFiles.push(originalSourceFile); - } - } - return originalSourceFiles; + return ts.sameMap(sourceFiles, getOriginalSourceFile); } ts.getOriginalSourceFiles = getOriginalSourceFiles; function getOriginalNodeId(node) { - node = getOriginalNode(node); + node = ts.getOriginalNode(node); return node ? ts.getNodeId(node) : 0; } ts.getOriginalNodeId = getOriginalNodeId; @@ -8282,23 +8561,23 @@ var ts; })(Associativity = ts.Associativity || (ts.Associativity = {})); function getExpressionAssociativity(expression) { var operator = getOperator(expression); - var hasArguments = expression.kind === 180 /* NewExpression */ && expression.arguments !== undefined; + var hasArguments = expression.kind === 181 /* NewExpression */ && expression.arguments !== undefined; return getOperatorAssociativity(expression.kind, operator, hasArguments); } ts.getExpressionAssociativity = getExpressionAssociativity; function getOperatorAssociativity(kind, operator, hasArguments) { switch (kind) { - case 180 /* NewExpression */: + case 181 /* NewExpression */: return hasArguments ? 0 /* Left */ : 1 /* Right */; - case 190 /* PrefixUnaryExpression */: - case 187 /* TypeOfExpression */: - case 188 /* VoidExpression */: - case 186 /* DeleteExpression */: - case 189 /* AwaitExpression */: - case 193 /* ConditionalExpression */: - case 195 /* YieldExpression */: + case 191 /* PrefixUnaryExpression */: + case 188 /* TypeOfExpression */: + case 189 /* VoidExpression */: + case 187 /* DeleteExpression */: + case 190 /* AwaitExpression */: + case 194 /* ConditionalExpression */: + case 196 /* YieldExpression */: return 1 /* Right */; - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: switch (operator) { case 39 /* AsteriskAsteriskToken */: case 57 /* EqualsToken */: @@ -8322,15 +8601,15 @@ var ts; ts.getOperatorAssociativity = getOperatorAssociativity; function getExpressionPrecedence(expression) { var operator = getOperator(expression); - var hasArguments = expression.kind === 180 /* NewExpression */ && expression.arguments !== undefined; + var hasArguments = expression.kind === 181 /* NewExpression */ && expression.arguments !== undefined; return getOperatorPrecedence(expression.kind, operator, hasArguments); } ts.getExpressionPrecedence = getExpressionPrecedence; function getOperator(expression) { - if (expression.kind === 192 /* BinaryExpression */) { + if (expression.kind === 193 /* BinaryExpression */) { return expression.operatorToken.kind; } - else if (expression.kind === 190 /* PrefixUnaryExpression */ || expression.kind === 191 /* PostfixUnaryExpression */) { + else if (expression.kind === 191 /* PrefixUnaryExpression */ || expression.kind === 192 /* PostfixUnaryExpression */) { return expression.operator; } else { @@ -8348,37 +8627,36 @@ var ts; case 85 /* FalseKeyword */: case 8 /* NumericLiteral */: case 9 /* StringLiteral */: - case 175 /* ArrayLiteralExpression */: - case 176 /* ObjectLiteralExpression */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 197 /* ClassExpression */: - case 246 /* JsxElement */: - case 247 /* JsxSelfClosingElement */: + case 176 /* ArrayLiteralExpression */: + case 177 /* ObjectLiteralExpression */: + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: + case 198 /* ClassExpression */: + case 248 /* JsxElement */: + case 249 /* JsxSelfClosingElement */: case 11 /* RegularExpressionLiteral */: case 12 /* NoSubstitutionTemplateLiteral */: - case 194 /* TemplateExpression */: - case 183 /* ParenthesizedExpression */: - case 198 /* OmittedExpression */: - case 297 /* RawExpression */: + case 195 /* TemplateExpression */: + case 184 /* ParenthesizedExpression */: + case 199 /* OmittedExpression */: return 19; - case 181 /* TaggedTemplateExpression */: - case 177 /* PropertyAccessExpression */: - case 178 /* ElementAccessExpression */: + case 182 /* TaggedTemplateExpression */: + case 178 /* PropertyAccessExpression */: + case 179 /* ElementAccessExpression */: return 18; - case 180 /* NewExpression */: + case 181 /* NewExpression */: return hasArguments ? 18 : 17; - case 179 /* CallExpression */: + case 180 /* CallExpression */: return 17; - case 191 /* PostfixUnaryExpression */: + case 192 /* PostfixUnaryExpression */: return 16; - case 190 /* PrefixUnaryExpression */: - case 187 /* TypeOfExpression */: - case 188 /* VoidExpression */: - case 186 /* DeleteExpression */: - case 189 /* AwaitExpression */: + case 191 /* PrefixUnaryExpression */: + case 188 /* TypeOfExpression */: + case 189 /* VoidExpression */: + case 187 /* DeleteExpression */: + case 190 /* AwaitExpression */: return 15; - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: switch (operatorKind) { case 50 /* ExclamationToken */: case 51 /* TildeToken */: @@ -8436,11 +8714,11 @@ var ts; default: return -1; } - case 193 /* ConditionalExpression */: + case 194 /* ConditionalExpression */: return 4; - case 195 /* YieldExpression */: + case 196 /* YieldExpression */: return 2; - case 196 /* SpreadElement */: + case 197 /* SpreadElement */: return 1; default: return -1; @@ -8463,21 +8741,15 @@ var ts; return modificationCount; } function reattachFileDiagnostics(newFile) { - if (!ts.hasProperty(fileDiagnostics, newFile.fileName)) { - return; - } - for (var _i = 0, _a = fileDiagnostics[newFile.fileName]; _i < _a.length; _i++) { - var diagnostic = _a[_i]; - diagnostic.file = newFile; - } + ts.forEach(fileDiagnostics.get(newFile.fileName), function (diagnostic) { return diagnostic.file = newFile; }); } function add(diagnostic) { var diagnostics; if (diagnostic.file) { - diagnostics = fileDiagnostics[diagnostic.file.fileName]; + diagnostics = fileDiagnostics.get(diagnostic.file.fileName); if (!diagnostics) { diagnostics = []; - fileDiagnostics[diagnostic.file.fileName] = diagnostics; + fileDiagnostics.set(diagnostic.file.fileName, diagnostics); } } else { @@ -8494,16 +8766,16 @@ var ts; function getDiagnostics(fileName) { sortAndDeduplicate(); if (fileName) { - return fileDiagnostics[fileName] || []; + return fileDiagnostics.get(fileName) || []; } var allDiagnostics = []; function pushDiagnostic(d) { allDiagnostics.push(d); } ts.forEach(nonFileDiagnostics, pushDiagnostic); - for (var key in fileDiagnostics) { - ts.forEach(fileDiagnostics[key], pushDiagnostic); - } + fileDiagnostics.forEach(function (diagnostics) { + ts.forEach(diagnostics, pushDiagnostic); + }); return ts.sortAndDeduplicateDiagnostics(allDiagnostics); } function sortAndDeduplicate() { @@ -8512,9 +8784,9 @@ var ts; } diagnosticsModified = false; nonFileDiagnostics = ts.sortAndDeduplicateDiagnostics(nonFileDiagnostics); - for (var key in fileDiagnostics) { - fileDiagnostics[key] = ts.sortAndDeduplicateDiagnostics(fileDiagnostics[key]); - } + fileDiagnostics.forEach(function (diagnostics, key) { + fileDiagnostics.set(key, ts.sortAndDeduplicateDiagnostics(diagnostics)); + }); } } ts.createDiagnosticCollection = createDiagnosticCollection; @@ -8524,7 +8796,7 @@ var ts; // the map below must be updated. Note that this regexp *does not* include the 'delete' character. // There is no reason for this other than that JSON.stringify does not handle it either. var escapedCharsRegExp = /[\\\"\u0000-\u001f\t\v\f\b\r\n\u2028\u2029\u0085]/g; - var escapedCharsMap = ts.createMap({ + var escapedCharsMap = ts.createMapFromTemplate({ "\0": "\\0", "\t": "\\t", "\v": "\\v", @@ -8544,13 +8816,12 @@ var ts; * Note that this doesn't actually wrap the input in double quotes. */ function escapeString(s) { - s = escapedCharsRegExp.test(s) ? s.replace(escapedCharsRegExp, getReplacement) : s; - return s; - function getReplacement(c) { - return escapedCharsMap[c] || get16BitUnicodeEscapeSequence(c.charCodeAt(0)); - } + return s.replace(escapedCharsRegExp, getReplacement); } ts.escapeString = escapeString; + function getReplacement(c) { + return escapedCharsMap.get(c) || get16BitUnicodeEscapeSequence(c.charCodeAt(0)); + } function isIntrinsicJsxName(name) { var ch = name.substr(0, 1); return ch.toLowerCase() === ch; @@ -8707,168 +8978,77 @@ var ts; */ function getSourceFilesToEmit(host, targetSourceFile) { var options = host.getCompilerOptions(); + var isSourceFileFromExternalLibrary = function (file) { return host.isSourceFileFromExternalLibrary(file); }; if (options.outFile || options.out) { var moduleKind = ts.getEmitModuleKind(options); - var moduleEmitEnabled = moduleKind === ts.ModuleKind.AMD || moduleKind === ts.ModuleKind.System; - var sourceFiles = getAllEmittableSourceFiles(); + var moduleEmitEnabled_1 = moduleKind === ts.ModuleKind.AMD || moduleKind === ts.ModuleKind.System; // Can emit only sources that are not declaration file and are either non module code or module with --module or --target es6 specified - return ts.filter(sourceFiles, moduleEmitEnabled ? isNonDeclarationFile : isBundleEmitNonExternalModule); + return ts.filter(host.getSourceFiles(), function (sourceFile) { + return (moduleEmitEnabled_1 || !ts.isExternalModule(sourceFile)) && sourceFileMayBeEmitted(sourceFile, options, isSourceFileFromExternalLibrary); + }); } else { - var sourceFiles = targetSourceFile === undefined ? getAllEmittableSourceFiles() : [targetSourceFile]; - return filterSourceFilesInDirectory(sourceFiles, function (file) { return host.isSourceFileFromExternalLibrary(file); }); - } - function getAllEmittableSourceFiles() { - return options.noEmitForJsFiles ? ts.filter(host.getSourceFiles(), function (sourceFile) { return !isSourceFileJavaScript(sourceFile); }) : host.getSourceFiles(); + var sourceFiles = targetSourceFile === undefined ? host.getSourceFiles() : [targetSourceFile]; + return ts.filter(sourceFiles, function (sourceFile) { return sourceFileMayBeEmitted(sourceFile, options, isSourceFileFromExternalLibrary); }); } } ts.getSourceFilesToEmit = getSourceFilesToEmit; - /** Don't call this for `--outFile`, just for `--outDir` or plain emit. */ - function filterSourceFilesInDirectory(sourceFiles, isSourceFileFromExternalLibrary) { - return ts.filter(sourceFiles, function (file) { return shouldEmitInDirectory(file, isSourceFileFromExternalLibrary); }); - } - ts.filterSourceFilesInDirectory = filterSourceFilesInDirectory; - function isNonDeclarationFile(sourceFile) { - return !isDeclarationFile(sourceFile); - } - /** - * Whether a file should be emitted in a non-`--outFile` case. - * Don't emit if source file is a declaration file, or was located under node_modules - */ - function shouldEmitInDirectory(sourceFile, isSourceFileFromExternalLibrary) { - return isNonDeclarationFile(sourceFile) && !isSourceFileFromExternalLibrary(sourceFile); - } - function isBundleEmitNonExternalModule(sourceFile) { - return isNonDeclarationFile(sourceFile) && !ts.isExternalModule(sourceFile); + /** Don't call this for `--outFile`, just for `--outDir` or plain emit. `--outFile` needs additional checks. */ + function sourceFileMayBeEmitted(sourceFile, options, isSourceFileFromExternalLibrary) { + return !(options.noEmitForJsFiles && isSourceFileJavaScript(sourceFile)) && !isDeclarationFile(sourceFile) && !isSourceFileFromExternalLibrary(sourceFile); } + ts.sourceFileMayBeEmitted = sourceFileMayBeEmitted; /** - * Iterates over each source file to emit. The source files are expected to have been - * transformed for use by the pretty printer. - * - * Originally part of `forEachExpectedEmitFile`, this functionality was extracted to support - * transformations. + * Iterates over the source files that are expected to have an emit output. * * @param host An EmitHost. - * @param sourceFiles The transformed source files to emit. * @param action The action to execute. + * @param sourceFilesOrTargetSourceFile + * If an array, the full list of source files to emit. + * Else, calls `getSourceFilesToEmit` with the (optional) target source file to determine the list of source files to emit. */ - function forEachTransformedEmitFile(host, sourceFiles, action, emitOnlyDtsFiles) { + function forEachEmittedFile(host, action, sourceFilesOrTargetSourceFile, emitOnlyDtsFiles) { + var sourceFiles = ts.isArray(sourceFilesOrTargetSourceFile) ? sourceFilesOrTargetSourceFile : getSourceFilesToEmit(host, sourceFilesOrTargetSourceFile); var options = host.getCompilerOptions(); - // Emit on each source file if (options.outFile || options.out) { - onBundledEmit(sourceFiles); - } - else { - for (var _i = 0, sourceFiles_2 = sourceFiles; _i < sourceFiles_2.length; _i++) { - var sourceFile = sourceFiles_2[_i]; - // Don't emit if source file is a declaration file, or was located under node_modules - if (!isDeclarationFile(sourceFile) && !host.isSourceFileFromExternalLibrary(sourceFile)) { - onSingleFileEmit(host, sourceFile); - } - } - } - function onSingleFileEmit(host, sourceFile) { - // JavaScript files are always LanguageVariant.JSX, as JSX syntax is allowed in .js files also. - // So for JavaScript files, '.jsx' is only emitted if the input was '.jsx', and JsxEmit.Preserve. - // For TypeScript, the only time to emit with a '.jsx' extension, is on JSX input, and JsxEmit.Preserve - var extension = ".js"; - if (options.jsx === 1 /* Preserve */) { - if (isSourceFileJavaScript(sourceFile)) { - if (ts.fileExtensionIs(sourceFile.fileName, ".jsx")) { - extension = ".jsx"; - } - } - else if (sourceFile.languageVariant === 1 /* JSX */) { - // TypeScript source file preserving JSX syntax - extension = ".jsx"; - } - } - var jsFilePath = getOwnEmitOutputFilePath(sourceFile, host, extension); - var sourceMapFilePath = getSourceMapFilePath(jsFilePath, options); - var declarationFilePath = !isSourceFileJavaScript(sourceFile) && (options.declaration || emitOnlyDtsFiles) ? getDeclarationEmitOutputFilePath(sourceFile, host) : undefined; - action(jsFilePath, sourceMapFilePath, declarationFilePath, [sourceFile], /*isBundledEmit*/ false); - } - function onBundledEmit(sourceFiles) { if (sourceFiles.length) { var jsFilePath = options.outFile || options.out; var sourceMapFilePath = getSourceMapFilePath(jsFilePath, options); - var declarationFilePath = options.declaration ? ts.removeFileExtension(jsFilePath) + ".d.ts" : undefined; - action(jsFilePath, sourceMapFilePath, declarationFilePath, sourceFiles, /*isBundledEmit*/ true); + var declarationFilePath = options.declaration ? ts.removeFileExtension(jsFilePath) + ".d.ts" : ""; + action({ jsFilePath: jsFilePath, sourceMapFilePath: sourceMapFilePath, declarationFilePath: declarationFilePath }, ts.createBundle(sourceFiles), emitOnlyDtsFiles); + } + } + else { + for (var _i = 0, sourceFiles_1 = sourceFiles; _i < sourceFiles_1.length; _i++) { + var sourceFile = sourceFiles_1[_i]; + var jsFilePath = getOwnEmitOutputFilePath(sourceFile, host, getOutputExtension(sourceFile, options)); + var sourceMapFilePath = getSourceMapFilePath(jsFilePath, options); + var declarationFilePath = !isSourceFileJavaScript(sourceFile) && (emitOnlyDtsFiles || options.declaration) ? getDeclarationEmitOutputFilePath(sourceFile, host) : undefined; + action({ jsFilePath: jsFilePath, sourceMapFilePath: sourceMapFilePath, declarationFilePath: declarationFilePath }, sourceFile, emitOnlyDtsFiles); } } } - ts.forEachTransformedEmitFile = forEachTransformedEmitFile; + ts.forEachEmittedFile = forEachEmittedFile; function getSourceMapFilePath(jsFilePath, options) { return options.sourceMap ? jsFilePath + ".map" : undefined; } - /** - * Iterates over the source files that are expected to have an emit output. This function - * is used by the legacy emitter and the declaration emitter and should not be used by - * the tree transforming emitter. - * - * @param host An EmitHost. - * @param action The action to execute. - * @param targetSourceFile An optional target source file to emit. - */ - function forEachExpectedEmitFile(host, action, targetSourceFile, emitOnlyDtsFiles) { - var options = host.getCompilerOptions(); - // Emit on each source file - if (options.outFile || options.out) { - onBundledEmit(host); - } - else { - var sourceFiles = targetSourceFile === undefined ? getSourceFilesToEmit(host) : [targetSourceFile]; - for (var _i = 0, sourceFiles_3 = sourceFiles; _i < sourceFiles_3.length; _i++) { - var sourceFile = sourceFiles_3[_i]; - if (shouldEmitInDirectory(sourceFile, function (file) { return host.isSourceFileFromExternalLibrary(file); })) { - onSingleFileEmit(host, sourceFile); + // JavaScript files are always LanguageVariant.JSX, as JSX syntax is allowed in .js files also. + // So for JavaScript files, '.jsx' is only emitted if the input was '.jsx', and JsxEmit.Preserve. + // For TypeScript, the only time to emit with a '.jsx' extension, is on JSX input, and JsxEmit.Preserve + function getOutputExtension(sourceFile, options) { + if (options.jsx === 1 /* Preserve */) { + if (isSourceFileJavaScript(sourceFile)) { + if (ts.fileExtensionIs(sourceFile.fileName, ".jsx")) { + return ".jsx"; } } - } - function onSingleFileEmit(host, sourceFile) { - // JavaScript files are always LanguageVariant.JSX, as JSX syntax is allowed in .js files also. - // So for JavaScript files, '.jsx' is only emitted if the input was '.jsx', and JsxEmit.Preserve. - // For TypeScript, the only time to emit with a '.jsx' extension, is on JSX input, and JsxEmit.Preserve - var extension = ".js"; - if (options.jsx === 1 /* Preserve */) { - if (isSourceFileJavaScript(sourceFile)) { - if (ts.fileExtensionIs(sourceFile.fileName, ".jsx")) { - extension = ".jsx"; - } - } - else if (sourceFile.languageVariant === 1 /* JSX */) { - // TypeScript source file preserving JSX syntax - extension = ".jsx"; - } - } - var jsFilePath = getOwnEmitOutputFilePath(sourceFile, host, extension); - var declarationFilePath = !isSourceFileJavaScript(sourceFile) && (emitOnlyDtsFiles || options.declaration) ? getDeclarationEmitOutputFilePath(sourceFile, host) : undefined; - var emitFileNames = { - jsFilePath: jsFilePath, - sourceMapFilePath: getSourceMapFilePath(jsFilePath, options), - declarationFilePath: declarationFilePath - }; - action(emitFileNames, [sourceFile], /*isBundledEmit*/ false, emitOnlyDtsFiles); - } - function onBundledEmit(host) { - // Can emit only sources that are not declaration file and are either non module code or module with - // --module or --target es6 specified. Files included by searching under node_modules are also not emitted. - var bundledSources = ts.filter(getSourceFilesToEmit(host), function (sourceFile) { return !isDeclarationFile(sourceFile) && - !host.isSourceFileFromExternalLibrary(sourceFile) && - (!ts.isExternalModule(sourceFile) || - !!ts.getEmitModuleKind(options)); }); - if (bundledSources.length) { - var jsFilePath = options.outFile || options.out; - var emitFileNames = { - jsFilePath: jsFilePath, - sourceMapFilePath: getSourceMapFilePath(jsFilePath, options), - declarationFilePath: options.declaration ? ts.removeFileExtension(jsFilePath) + ".d.ts" : undefined - }; - action(emitFileNames, bundledSources, /*isBundledEmit*/ true, emitOnlyDtsFiles); + else if (sourceFile.languageVariant === 1 /* JSX */) { + // TypeScript source file preserving JSX syntax + return ".jsx"; } } + return ".js"; } - ts.forEachExpectedEmitFile = forEachExpectedEmitFile; function getSourceFilePathInNewDir(sourceFile, host, newDirPath) { var sourceFilePath = ts.getNormalizedAbsolutePath(sourceFile.fileName, host.getCurrentDirectory()); var commonSourceDirectory = host.getCommonSourceDirectory(); @@ -8893,7 +9073,7 @@ var ts; ts.getLineOfLocalPositionFromLineMap = getLineOfLocalPositionFromLineMap; function getFirstConstructorWithBody(node) { return ts.forEach(node.members, function (member) { - if (member.kind === 150 /* Constructor */ && nodeIsPresent(member.body)) { + if (member.kind === 151 /* Constructor */ && nodeIsPresent(member.body)) { return member; } }); @@ -8935,10 +9115,10 @@ var ts; var setAccessor; if (hasDynamicName(accessor)) { firstAccessor = accessor; - if (accessor.kind === 151 /* GetAccessor */) { + if (accessor.kind === 152 /* GetAccessor */) { getAccessor = accessor; } - else if (accessor.kind === 152 /* SetAccessor */) { + else if (accessor.kind === 153 /* SetAccessor */) { setAccessor = accessor; } else { @@ -8947,7 +9127,7 @@ var ts; } else { ts.forEach(declarations, function (member) { - if ((member.kind === 151 /* GetAccessor */ || member.kind === 152 /* SetAccessor */) + if ((member.kind === 152 /* GetAccessor */ || member.kind === 153 /* SetAccessor */) && hasModifier(member, 32 /* Static */) === hasModifier(accessor, 32 /* Static */)) { var memberName = getPropertyNameForPropertyNameNode(member.name); var accessorName = getPropertyNameForPropertyNameNode(accessor.name); @@ -8958,10 +9138,10 @@ var ts; else if (!secondAccessor) { secondAccessor = member; } - if (member.kind === 151 /* GetAccessor */ && !getAccessor) { + if (member.kind === 152 /* GetAccessor */ && !getAccessor) { getAccessor = member; } - if (member.kind === 152 /* SetAccessor */ && !setAccessor) { + if (member.kind === 153 /* SetAccessor */ && !setAccessor) { setAccessor = member; } } @@ -9224,7 +9404,7 @@ var ts; ts.isAssignmentOperator = isAssignmentOperator; /** Get `C` given `N` if `N` is in the position `class C extends N` where `N` is an ExpressionWithTypeArguments. */ function tryGetClassExtendingExpressionWithTypeArguments(node) { - if (node.kind === 199 /* ExpressionWithTypeArguments */ && + if (node.kind === 200 /* ExpressionWithTypeArguments */ && node.parent.token === 84 /* ExtendsKeyword */ && isClassLike(node.parent.parent)) { return node.parent.parent; @@ -9242,8 +9422,8 @@ var ts; function isDestructuringAssignment(node) { if (isAssignmentExpression(node, /*excludeCompoundAssignment*/ true)) { var kind = node.left.kind; - return kind === 176 /* ObjectLiteralExpression */ - || kind === 175 /* ArrayLiteralExpression */; + return kind === 177 /* ObjectLiteralExpression */ + || kind === 176 /* ArrayLiteralExpression */; } return false; } @@ -9269,31 +9449,42 @@ var ts; return tryGetClassExtendingExpressionWithTypeArguments(node) !== undefined; } ts.isExpressionWithTypeArgumentsInClassExtendsClause = isExpressionWithTypeArgumentsInClassExtendsClause; + function isExpressionWithTypeArgumentsInClassImplementsClause(node) { + return node.kind === 200 /* ExpressionWithTypeArguments */ + && isEntityNameExpression(node.expression) + && node.parent + && node.parent.token === 107 /* ImplementsKeyword */ + && node.parent.parent + && isClassLike(node.parent.parent); + } + ts.isExpressionWithTypeArgumentsInClassImplementsClause = isExpressionWithTypeArgumentsInClassImplementsClause; function isEntityNameExpression(node) { return node.kind === 70 /* Identifier */ || - node.kind === 177 /* PropertyAccessExpression */ && isEntityNameExpression(node.expression); + node.kind === 178 /* PropertyAccessExpression */ && isEntityNameExpression(node.expression); } ts.isEntityNameExpression = isEntityNameExpression; function isRightSideOfQualifiedNameOrPropertyAccess(node) { - return (node.parent.kind === 141 /* QualifiedName */ && node.parent.right === node) || - (node.parent.kind === 177 /* PropertyAccessExpression */ && node.parent.name === node); + return (node.parent.kind === 142 /* QualifiedName */ && node.parent.right === node) || + (node.parent.kind === 178 /* PropertyAccessExpression */ && node.parent.name === node); } ts.isRightSideOfQualifiedNameOrPropertyAccess = isRightSideOfQualifiedNameOrPropertyAccess; - function isEmptyObjectLiteralOrArrayLiteral(expression) { - var kind = expression.kind; - if (kind === 176 /* ObjectLiteralExpression */) { - return expression.properties.length === 0; - } - if (kind === 175 /* ArrayLiteralExpression */) { - return expression.elements.length === 0; - } - return false; + function isEmptyObjectLiteral(expression) { + return expression.kind === 177 /* ObjectLiteralExpression */ && + expression.properties.length === 0; + } + ts.isEmptyObjectLiteral = isEmptyObjectLiteral; + function isEmptyArrayLiteral(expression) { + return expression.kind === 176 /* ArrayLiteralExpression */ && + expression.elements.length === 0; } - ts.isEmptyObjectLiteralOrArrayLiteral = isEmptyObjectLiteralOrArrayLiteral; + ts.isEmptyArrayLiteral = isEmptyArrayLiteral; function getLocalSymbolForExportDefault(symbol) { - return symbol && symbol.valueDeclaration && hasModifier(symbol.valueDeclaration, 512 /* Default */) ? symbol.valueDeclaration.localSymbol : undefined; + return isExportDefaultSymbol(symbol) ? symbol.valueDeclaration.localSymbol : undefined; } ts.getLocalSymbolForExportDefault = getLocalSymbolForExportDefault; + function isExportDefaultSymbol(symbol) { + return symbol && symbol.valueDeclaration && hasModifier(symbol.valueDeclaration, 512 /* Default */); + } /** Return ".ts", ".d.ts", or ".tsx", if that is the extension. */ function tryExtractTypeScriptExtension(fileName) { return ts.find(ts.supportedTypescriptExtensionsForExtractExtension, function (extension) { return ts.fileExtensionIs(fileName, extension); }); @@ -9333,47 +9524,6 @@ var ts; } return output; } - /** - * Serialize an object graph into a JSON string. This is intended only for use on an acyclic graph - * as the fallback implementation does not check for circular references by default. - */ - ts.stringify = typeof JSON !== "undefined" && JSON.stringify - ? JSON.stringify - : stringifyFallback; - /** - * Serialize an object graph into a JSON string. - */ - function stringifyFallback(value) { - // JSON.stringify returns `undefined` here, instead of the string "undefined". - return value === undefined ? undefined : stringifyValue(value); - } - function stringifyValue(value) { - return typeof value === "string" ? "\"" + escapeString(value) + "\"" - : typeof value === "number" ? isFinite(value) ? String(value) : "null" - : typeof value === "boolean" ? value ? "true" : "false" - : typeof value === "object" && value ? ts.isArray(value) ? cycleCheck(stringifyArray, value) : cycleCheck(stringifyObject, value) - : "null"; - } - function cycleCheck(cb, value) { - ts.Debug.assert(!value.hasOwnProperty("__cycle"), "Converting circular structure to JSON"); - value.__cycle = true; - var result = cb(value); - delete value.__cycle; - return result; - } - function stringifyArray(value) { - return "[" + ts.reduceLeft(value, stringifyElement, "") + "]"; - } - function stringifyElement(memo, value) { - return (memo ? memo + "," : memo) + stringifyValue(value); - } - function stringifyObject(value) { - return "{" + ts.reduceOwnProperties(value, stringifyProperty, "") + "}"; - } - function stringifyProperty(memo, value, key) { - return value === undefined || typeof value === "function" || key === "__cycle" ? memo - : (memo ? memo + "," : memo) + ("\"" + escapeString(key) + "\":" + stringifyValue(value)); - } var base64Digits = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/="; /** * Converts a string to a base-64 encoded ASCII string. @@ -9446,39 +9596,39 @@ var ts; || kind === 94 /* NullKeyword */) { return true; } - else if (kind === 177 /* PropertyAccessExpression */) { + else if (kind === 178 /* PropertyAccessExpression */) { return isSimpleExpressionWorker(node.expression, depth + 1); } - else if (kind === 178 /* ElementAccessExpression */) { + else if (kind === 179 /* ElementAccessExpression */) { return isSimpleExpressionWorker(node.expression, depth + 1) && isSimpleExpressionWorker(node.argumentExpression, depth + 1); } - else if (kind === 190 /* PrefixUnaryExpression */ - || kind === 191 /* PostfixUnaryExpression */) { + else if (kind === 191 /* PrefixUnaryExpression */ + || kind === 192 /* PostfixUnaryExpression */) { return isSimpleExpressionWorker(node.operand, depth + 1); } - else if (kind === 192 /* BinaryExpression */) { + else if (kind === 193 /* BinaryExpression */) { return node.operatorToken.kind !== 39 /* AsteriskAsteriskToken */ && isSimpleExpressionWorker(node.left, depth + 1) && isSimpleExpressionWorker(node.right, depth + 1); } - else if (kind === 193 /* ConditionalExpression */) { + else if (kind === 194 /* ConditionalExpression */) { return isSimpleExpressionWorker(node.condition, depth + 1) && isSimpleExpressionWorker(node.whenTrue, depth + 1) && isSimpleExpressionWorker(node.whenFalse, depth + 1); } - else if (kind === 188 /* VoidExpression */ - || kind === 187 /* TypeOfExpression */ - || kind === 186 /* DeleteExpression */) { + else if (kind === 189 /* VoidExpression */ + || kind === 188 /* TypeOfExpression */ + || kind === 187 /* DeleteExpression */) { return isSimpleExpressionWorker(node.expression, depth + 1); } - else if (kind === 175 /* ArrayLiteralExpression */) { + else if (kind === 176 /* ArrayLiteralExpression */) { return node.elements.length === 0; } - else if (kind === 176 /* ObjectLiteralExpression */) { + else if (kind === 177 /* ObjectLiteralExpression */) { return node.properties.length === 0; } - else if (kind === 179 /* CallExpression */) { + else if (kind === 180 /* CallExpression */) { if (!isSimpleExpressionWorker(node.expression, depth + 1)) { return false; } @@ -9493,16 +9643,19 @@ var ts; } return false; } - var syntaxKindCache = ts.createMap(); + var syntaxKindCache = []; function formatSyntaxKind(kind) { var syntaxKindEnum = ts.SyntaxKind; if (syntaxKindEnum) { - if (syntaxKindCache[kind]) { - return syntaxKindCache[kind]; + var cached = syntaxKindCache[kind]; + if (cached !== undefined) { + return cached; } - for (var name_7 in syntaxKindEnum) { - if (syntaxKindEnum[name_7] === kind) { - return syntaxKindCache[kind] = kind.toString() + " (" + name_7 + ")"; + for (var name in syntaxKindEnum) { + if (syntaxKindEnum[name] === kind) { + var result = kind + " (" + name + ")"; + syntaxKindCache[kind] = result; + return result; } } } @@ -9511,6 +9664,14 @@ var ts; } } ts.formatSyntaxKind = formatSyntaxKind; + function getRangePos(range) { + return range ? range.pos : -1; + } + ts.getRangePos = getRangePos; + function getRangeEnd(range) { + return range ? range.end : -1; + } + ts.getRangeEnd = getRangeEnd; /** * Increases (or decreases) a position by the provided amount. * @@ -9642,11 +9803,11 @@ var ts; * declaration. */ function isDeclarationNameOfEnumOrNamespace(node) { - var parseNode = getParseTreeNode(node); + var parseNode = ts.getParseTreeNode(node); if (parseNode) { switch (parseNode.parent.kind) { - case 229 /* EnumDeclaration */: - case 230 /* ModuleDeclaration */: + case 231 /* EnumDeclaration */: + case 232 /* ModuleDeclaration */: return parseNode === parseNode.parent.name; } } @@ -9667,7 +9828,7 @@ var ts; if (node.symbol) { for (var _i = 0, _a = node.symbol.declarations; _i < _a.length; _i++) { var declaration = _a[_i]; - if (declaration.kind === 226 /* ClassDeclaration */ && declaration !== node) { + if (declaration.kind === 228 /* ClassDeclaration */ && declaration !== node) { return true; } } @@ -9732,6 +9893,10 @@ var ts; return node.kind === 70 /* Identifier */; } ts.isIdentifier = isIdentifier; + function isVoidExpression(node) { + return node.kind === 189 /* VoidExpression */; + } + ts.isVoidExpression = isVoidExpression; function isGeneratedIdentifier(node) { // Using `>` here catches both `GeneratedIdentifierKind.None` and `undefined`. return isIdentifier(node) && node.autoGenerateKind > 0 /* None */; @@ -9744,16 +9909,16 @@ var ts; ts.isModifier = isModifier; // Names function isQualifiedName(node) { - return node.kind === 141 /* QualifiedName */; + return node.kind === 142 /* QualifiedName */; } ts.isQualifiedName = isQualifiedName; function isComputedPropertyName(node) { - return node.kind === 142 /* ComputedPropertyName */; + return node.kind === 143 /* ComputedPropertyName */; } ts.isComputedPropertyName = isComputedPropertyName; function isEntityName(node) { var kind = node.kind; - return kind === 141 /* QualifiedName */ + return kind === 142 /* QualifiedName */ || kind === 70 /* Identifier */; } ts.isEntityName = isEntityName; @@ -9762,7 +9927,7 @@ var ts; return kind === 70 /* Identifier */ || kind === 9 /* StringLiteral */ || kind === 8 /* NumericLiteral */ - || kind === 142 /* ComputedPropertyName */; + || kind === 143 /* ComputedPropertyName */; } ts.isPropertyName = isPropertyName; function isModuleName(node) { @@ -9774,61 +9939,65 @@ var ts; function isBindingName(node) { var kind = node.kind; return kind === 70 /* Identifier */ - || kind === 172 /* ObjectBindingPattern */ - || kind === 173 /* ArrayBindingPattern */; + || kind === 173 /* ObjectBindingPattern */ + || kind === 174 /* ArrayBindingPattern */; } ts.isBindingName = isBindingName; // Signature elements function isTypeParameter(node) { - return node.kind === 143 /* TypeParameter */; + return node.kind === 144 /* TypeParameter */; } ts.isTypeParameter = isTypeParameter; function isParameter(node) { - return node.kind === 144 /* Parameter */; + return node.kind === 145 /* Parameter */; } ts.isParameter = isParameter; function isDecorator(node) { - return node.kind === 145 /* Decorator */; + return node.kind === 146 /* Decorator */; } ts.isDecorator = isDecorator; // Type members function isMethodDeclaration(node) { - return node.kind === 149 /* MethodDeclaration */; + return node.kind === 150 /* MethodDeclaration */; } ts.isMethodDeclaration = isMethodDeclaration; function isClassElement(node) { var kind = node.kind; - return kind === 150 /* Constructor */ - || kind === 147 /* PropertyDeclaration */ - || kind === 149 /* MethodDeclaration */ - || kind === 151 /* GetAccessor */ - || kind === 152 /* SetAccessor */ - || kind === 155 /* IndexSignature */ - || kind === 203 /* SemicolonClassElement */; + return kind === 151 /* Constructor */ + || kind === 148 /* PropertyDeclaration */ + || kind === 150 /* MethodDeclaration */ + || kind === 152 /* GetAccessor */ + || kind === 153 /* SetAccessor */ + || kind === 156 /* IndexSignature */ + || kind === 205 /* SemicolonClassElement */; } ts.isClassElement = isClassElement; function isObjectLiteralElementLike(node) { var kind = node.kind; - return kind === 257 /* PropertyAssignment */ - || kind === 258 /* ShorthandPropertyAssignment */ - || kind === 259 /* SpreadAssignment */ - || kind === 149 /* MethodDeclaration */ - || kind === 151 /* GetAccessor */ - || kind === 152 /* SetAccessor */ - || kind === 244 /* MissingDeclaration */; + return kind === 260 /* PropertyAssignment */ + || kind === 261 /* ShorthandPropertyAssignment */ + || kind === 262 /* SpreadAssignment */ + || kind === 150 /* MethodDeclaration */ + || kind === 152 /* GetAccessor */ + || kind === 153 /* SetAccessor */ + || kind === 246 /* MissingDeclaration */; } ts.isObjectLiteralElementLike = isObjectLiteralElementLike; // Type function isTypeNodeKind(kind) { - return (kind >= 156 /* FirstTypeNode */ && kind <= 171 /* LastTypeNode */) + return (kind >= 157 /* FirstTypeNode */ && kind <= 172 /* LastTypeNode */) || kind === 118 /* AnyKeyword */ || kind === 132 /* NumberKeyword */ + || kind === 133 /* ObjectKeyword */ || kind === 121 /* BooleanKeyword */ - || kind === 134 /* StringKeyword */ - || kind === 135 /* SymbolKeyword */ + || kind === 135 /* StringKeyword */ + || kind === 136 /* SymbolKeyword */ + || kind === 98 /* ThisKeyword */ || kind === 104 /* VoidKeyword */ + || kind === 138 /* UndefinedKeyword */ + || kind === 94 /* NullKeyword */ || kind === 129 /* NeverKeyword */ - || kind === 199 /* ExpressionWithTypeArguments */; + || kind === 200 /* ExpressionWithTypeArguments */; } /** * Node test that determines whether a node is a valid type node. @@ -9841,36 +10010,36 @@ var ts; ts.isTypeNode = isTypeNode; // Binding patterns function isArrayBindingPattern(node) { - return node.kind === 173 /* ArrayBindingPattern */; + return node.kind === 174 /* ArrayBindingPattern */; } ts.isArrayBindingPattern = isArrayBindingPattern; function isObjectBindingPattern(node) { - return node.kind === 172 /* ObjectBindingPattern */; + return node.kind === 173 /* ObjectBindingPattern */; } ts.isObjectBindingPattern = isObjectBindingPattern; function isBindingPattern(node) { if (node) { var kind = node.kind; - return kind === 173 /* ArrayBindingPattern */ - || kind === 172 /* ObjectBindingPattern */; + return kind === 174 /* ArrayBindingPattern */ + || kind === 173 /* ObjectBindingPattern */; } return false; } ts.isBindingPattern = isBindingPattern; function isAssignmentPattern(node) { var kind = node.kind; - return kind === 175 /* ArrayLiteralExpression */ - || kind === 176 /* ObjectLiteralExpression */; + return kind === 176 /* ArrayLiteralExpression */ + || kind === 177 /* ObjectLiteralExpression */; } ts.isAssignmentPattern = isAssignmentPattern; function isBindingElement(node) { - return node.kind === 174 /* BindingElement */; + return node.kind === 175 /* BindingElement */; } ts.isBindingElement = isBindingElement; function isArrayBindingElement(node) { var kind = node.kind; - return kind === 174 /* BindingElement */ - || kind === 198 /* OmittedExpression */; + return kind === 175 /* BindingElement */ + || kind === 199 /* OmittedExpression */; } ts.isArrayBindingElement = isArrayBindingElement; /** @@ -9878,9 +10047,9 @@ var ts; */ function isDeclarationBindingElement(bindingElement) { switch (bindingElement.kind) { - case 223 /* VariableDeclaration */: - case 144 /* Parameter */: - case 174 /* BindingElement */: + case 225 /* VariableDeclaration */: + case 145 /* Parameter */: + case 175 /* BindingElement */: return true; } return false; @@ -9899,8 +10068,8 @@ var ts; */ function isObjectBindingOrAssignmentPattern(node) { switch (node.kind) { - case 172 /* ObjectBindingPattern */: - case 176 /* ObjectLiteralExpression */: + case 173 /* ObjectBindingPattern */: + case 177 /* ObjectLiteralExpression */: return true; } return false; @@ -9911,8 +10080,8 @@ var ts; */ function isArrayBindingOrAssignmentPattern(node) { switch (node.kind) { - case 173 /* ArrayBindingPattern */: - case 175 /* ArrayLiteralExpression */: + case 174 /* ArrayBindingPattern */: + case 176 /* ArrayLiteralExpression */: return true; } return false; @@ -9920,86 +10089,92 @@ var ts; ts.isArrayBindingOrAssignmentPattern = isArrayBindingOrAssignmentPattern; // Expression function isArrayLiteralExpression(node) { - return node.kind === 175 /* ArrayLiteralExpression */; + return node.kind === 176 /* ArrayLiteralExpression */; } ts.isArrayLiteralExpression = isArrayLiteralExpression; function isObjectLiteralExpression(node) { - return node.kind === 176 /* ObjectLiteralExpression */; + return node.kind === 177 /* ObjectLiteralExpression */; } ts.isObjectLiteralExpression = isObjectLiteralExpression; function isPropertyAccessExpression(node) { - return node.kind === 177 /* PropertyAccessExpression */; + return node.kind === 178 /* PropertyAccessExpression */; } ts.isPropertyAccessExpression = isPropertyAccessExpression; + function isPropertyAccessOrQualifiedName(node) { + var kind = node.kind; + return kind === 178 /* PropertyAccessExpression */ + || kind === 142 /* QualifiedName */; + } + ts.isPropertyAccessOrQualifiedName = isPropertyAccessOrQualifiedName; function isElementAccessExpression(node) { - return node.kind === 178 /* ElementAccessExpression */; + return node.kind === 179 /* ElementAccessExpression */; } ts.isElementAccessExpression = isElementAccessExpression; function isBinaryExpression(node) { - return node.kind === 192 /* BinaryExpression */; + return node.kind === 193 /* BinaryExpression */; } ts.isBinaryExpression = isBinaryExpression; function isConditionalExpression(node) { - return node.kind === 193 /* ConditionalExpression */; + return node.kind === 194 /* ConditionalExpression */; } ts.isConditionalExpression = isConditionalExpression; function isCallExpression(node) { - return node.kind === 179 /* CallExpression */; + return node.kind === 180 /* CallExpression */; } ts.isCallExpression = isCallExpression; function isTemplateLiteral(node) { var kind = node.kind; - return kind === 194 /* TemplateExpression */ + return kind === 195 /* TemplateExpression */ || kind === 12 /* NoSubstitutionTemplateLiteral */; } ts.isTemplateLiteral = isTemplateLiteral; function isSpreadExpression(node) { - return node.kind === 196 /* SpreadElement */; + return node.kind === 197 /* SpreadElement */; } ts.isSpreadExpression = isSpreadExpression; function isExpressionWithTypeArguments(node) { - return node.kind === 199 /* ExpressionWithTypeArguments */; + return node.kind === 200 /* ExpressionWithTypeArguments */; } ts.isExpressionWithTypeArguments = isExpressionWithTypeArguments; function isLeftHandSideExpressionKind(kind) { - return kind === 177 /* PropertyAccessExpression */ - || kind === 178 /* ElementAccessExpression */ - || kind === 180 /* NewExpression */ - || kind === 179 /* CallExpression */ - || kind === 246 /* JsxElement */ - || kind === 247 /* JsxSelfClosingElement */ - || kind === 181 /* TaggedTemplateExpression */ - || kind === 175 /* ArrayLiteralExpression */ - || kind === 183 /* ParenthesizedExpression */ - || kind === 176 /* ObjectLiteralExpression */ - || kind === 197 /* ClassExpression */ - || kind === 184 /* FunctionExpression */ + return kind === 178 /* PropertyAccessExpression */ + || kind === 179 /* ElementAccessExpression */ + || kind === 181 /* NewExpression */ + || kind === 180 /* CallExpression */ + || kind === 248 /* JsxElement */ + || kind === 249 /* JsxSelfClosingElement */ + || kind === 182 /* TaggedTemplateExpression */ + || kind === 176 /* ArrayLiteralExpression */ + || kind === 184 /* ParenthesizedExpression */ + || kind === 177 /* ObjectLiteralExpression */ + || kind === 198 /* ClassExpression */ + || kind === 185 /* FunctionExpression */ || kind === 70 /* Identifier */ || kind === 11 /* RegularExpressionLiteral */ || kind === 8 /* NumericLiteral */ || kind === 9 /* StringLiteral */ || kind === 12 /* NoSubstitutionTemplateLiteral */ - || kind === 194 /* TemplateExpression */ + || kind === 195 /* TemplateExpression */ || kind === 85 /* FalseKeyword */ || kind === 94 /* NullKeyword */ || kind === 98 /* ThisKeyword */ || kind === 100 /* TrueKeyword */ || kind === 96 /* SuperKeyword */ - || kind === 201 /* NonNullExpression */ - || kind === 297 /* RawExpression */; + || kind === 202 /* NonNullExpression */ + || kind === 203 /* MetaProperty */; } function isLeftHandSideExpression(node) { return isLeftHandSideExpressionKind(ts.skipPartiallyEmittedExpressions(node).kind); } ts.isLeftHandSideExpression = isLeftHandSideExpression; function isUnaryExpressionKind(kind) { - return kind === 190 /* PrefixUnaryExpression */ - || kind === 191 /* PostfixUnaryExpression */ - || kind === 186 /* DeleteExpression */ - || kind === 187 /* TypeOfExpression */ - || kind === 188 /* VoidExpression */ - || kind === 189 /* AwaitExpression */ - || kind === 182 /* TypeAssertionExpression */ + return kind === 191 /* PrefixUnaryExpression */ + || kind === 192 /* PostfixUnaryExpression */ + || kind === 187 /* DeleteExpression */ + || kind === 188 /* TypeOfExpression */ + || kind === 189 /* VoidExpression */ + || kind === 190 /* AwaitExpression */ + || kind === 183 /* TypeAssertionExpression */ || isLeftHandSideExpressionKind(kind); } function isUnaryExpression(node) { @@ -10007,14 +10182,13 @@ var ts; } ts.isUnaryExpression = isUnaryExpression; function isExpressionKind(kind) { - return kind === 193 /* ConditionalExpression */ - || kind === 195 /* YieldExpression */ - || kind === 185 /* ArrowFunction */ - || kind === 192 /* BinaryExpression */ - || kind === 196 /* SpreadElement */ - || kind === 200 /* AsExpression */ - || kind === 198 /* OmittedExpression */ - || kind === 297 /* RawExpression */ + return kind === 194 /* ConditionalExpression */ + || kind === 196 /* YieldExpression */ + || kind === 186 /* ArrowFunction */ + || kind === 193 /* BinaryExpression */ + || kind === 197 /* SpreadElement */ + || kind === 201 /* AsExpression */ + || kind === 199 /* OmittedExpression */ || isUnaryExpressionKind(kind); } function isExpression(node) { @@ -10023,16 +10197,16 @@ var ts; ts.isExpression = isExpression; function isAssertionExpression(node) { var kind = node.kind; - return kind === 182 /* TypeAssertionExpression */ - || kind === 200 /* AsExpression */; + return kind === 183 /* TypeAssertionExpression */ + || kind === 201 /* AsExpression */; } ts.isAssertionExpression = isAssertionExpression; function isPartiallyEmittedExpression(node) { - return node.kind === 294 /* PartiallyEmittedExpression */; + return node.kind === 295 /* PartiallyEmittedExpression */; } ts.isPartiallyEmittedExpression = isPartiallyEmittedExpression; function isNotEmittedStatement(node) { - return node.kind === 293 /* NotEmittedStatement */; + return node.kind === 294 /* NotEmittedStatement */; } ts.isNotEmittedStatement = isNotEmittedStatement; function isNotEmittedOrPartiallyEmittedNode(node) { @@ -10041,17 +10215,17 @@ var ts; } ts.isNotEmittedOrPartiallyEmittedNode = isNotEmittedOrPartiallyEmittedNode; function isOmittedExpression(node) { - return node.kind === 198 /* OmittedExpression */; + return node.kind === 199 /* OmittedExpression */; } ts.isOmittedExpression = isOmittedExpression; // Misc function isTemplateSpan(node) { - return node.kind === 202 /* TemplateSpan */; + return node.kind === 204 /* TemplateSpan */; } ts.isTemplateSpan = isTemplateSpan; // Element function isBlock(node) { - return node.kind === 204 /* Block */; + return node.kind === 206 /* Block */; } ts.isBlock = isBlock; function isConciseBody(node) { @@ -10069,121 +10243,135 @@ var ts; } ts.isForInitializer = isForInitializer; function isVariableDeclaration(node) { - return node.kind === 223 /* VariableDeclaration */; + return node.kind === 225 /* VariableDeclaration */; } ts.isVariableDeclaration = isVariableDeclaration; function isVariableDeclarationList(node) { - return node.kind === 224 /* VariableDeclarationList */; + return node.kind === 226 /* VariableDeclarationList */; } ts.isVariableDeclarationList = isVariableDeclarationList; function isCaseBlock(node) { - return node.kind === 232 /* CaseBlock */; + return node.kind === 234 /* CaseBlock */; } ts.isCaseBlock = isCaseBlock; function isModuleBody(node) { var kind = node.kind; - return kind === 231 /* ModuleBlock */ - || kind === 230 /* ModuleDeclaration */; + return kind === 233 /* ModuleBlock */ + || kind === 232 /* ModuleDeclaration */ + || kind === 70 /* Identifier */; } ts.isModuleBody = isModuleBody; + function isNamespaceBody(node) { + var kind = node.kind; + return kind === 233 /* ModuleBlock */ + || kind === 232 /* ModuleDeclaration */; + } + ts.isNamespaceBody = isNamespaceBody; + function isJSDocNamespaceBody(node) { + var kind = node.kind; + return kind === 70 /* Identifier */ + || kind === 232 /* ModuleDeclaration */; + } + ts.isJSDocNamespaceBody = isJSDocNamespaceBody; function isImportEqualsDeclaration(node) { - return node.kind === 234 /* ImportEqualsDeclaration */; + return node.kind === 236 /* ImportEqualsDeclaration */; } ts.isImportEqualsDeclaration = isImportEqualsDeclaration; function isImportClause(node) { - return node.kind === 236 /* ImportClause */; + return node.kind === 238 /* ImportClause */; } ts.isImportClause = isImportClause; function isNamedImportBindings(node) { var kind = node.kind; - return kind === 238 /* NamedImports */ - || kind === 237 /* NamespaceImport */; + return kind === 240 /* NamedImports */ + || kind === 239 /* NamespaceImport */; } ts.isNamedImportBindings = isNamedImportBindings; function isImportSpecifier(node) { - return node.kind === 239 /* ImportSpecifier */; + return node.kind === 241 /* ImportSpecifier */; } ts.isImportSpecifier = isImportSpecifier; function isNamedExports(node) { - return node.kind === 242 /* NamedExports */; + return node.kind === 244 /* NamedExports */; } ts.isNamedExports = isNamedExports; function isExportSpecifier(node) { - return node.kind === 243 /* ExportSpecifier */; + return node.kind === 245 /* ExportSpecifier */; } ts.isExportSpecifier = isExportSpecifier; function isModuleOrEnumDeclaration(node) { - return node.kind === 230 /* ModuleDeclaration */ || node.kind === 229 /* EnumDeclaration */; + return node.kind === 232 /* ModuleDeclaration */ || node.kind === 231 /* EnumDeclaration */; } ts.isModuleOrEnumDeclaration = isModuleOrEnumDeclaration; function isDeclarationKind(kind) { - return kind === 185 /* ArrowFunction */ - || kind === 174 /* BindingElement */ - || kind === 226 /* ClassDeclaration */ - || kind === 197 /* ClassExpression */ - || kind === 150 /* Constructor */ - || kind === 229 /* EnumDeclaration */ - || kind === 260 /* EnumMember */ - || kind === 243 /* ExportSpecifier */ - || kind === 225 /* FunctionDeclaration */ - || kind === 184 /* FunctionExpression */ - || kind === 151 /* GetAccessor */ - || kind === 236 /* ImportClause */ - || kind === 234 /* ImportEqualsDeclaration */ - || kind === 239 /* ImportSpecifier */ - || kind === 227 /* InterfaceDeclaration */ - || kind === 149 /* MethodDeclaration */ - || kind === 148 /* MethodSignature */ - || kind === 230 /* ModuleDeclaration */ - || kind === 233 /* NamespaceExportDeclaration */ - || kind === 237 /* NamespaceImport */ - || kind === 144 /* Parameter */ - || kind === 257 /* PropertyAssignment */ - || kind === 147 /* PropertyDeclaration */ - || kind === 146 /* PropertySignature */ - || kind === 152 /* SetAccessor */ - || kind === 258 /* ShorthandPropertyAssignment */ - || kind === 228 /* TypeAliasDeclaration */ - || kind === 143 /* TypeParameter */ - || kind === 223 /* VariableDeclaration */ - || kind === 285 /* JSDocTypedefTag */; + return kind === 186 /* ArrowFunction */ + || kind === 175 /* BindingElement */ + || kind === 228 /* ClassDeclaration */ + || kind === 198 /* ClassExpression */ + || kind === 151 /* Constructor */ + || kind === 231 /* EnumDeclaration */ + || kind === 263 /* EnumMember */ + || kind === 245 /* ExportSpecifier */ + || kind === 227 /* FunctionDeclaration */ + || kind === 185 /* FunctionExpression */ + || kind === 152 /* GetAccessor */ + || kind === 238 /* ImportClause */ + || kind === 236 /* ImportEqualsDeclaration */ + || kind === 241 /* ImportSpecifier */ + || kind === 229 /* InterfaceDeclaration */ + || kind === 252 /* JsxAttribute */ + || kind === 150 /* MethodDeclaration */ + || kind === 149 /* MethodSignature */ + || kind === 232 /* ModuleDeclaration */ + || kind === 235 /* NamespaceExportDeclaration */ + || kind === 239 /* NamespaceImport */ + || kind === 145 /* Parameter */ + || kind === 260 /* PropertyAssignment */ + || kind === 148 /* PropertyDeclaration */ + || kind === 147 /* PropertySignature */ + || kind === 153 /* SetAccessor */ + || kind === 261 /* ShorthandPropertyAssignment */ + || kind === 230 /* TypeAliasDeclaration */ + || kind === 144 /* TypeParameter */ + || kind === 225 /* VariableDeclaration */ + || kind === 289 /* JSDocTypedefTag */; } function isDeclarationStatementKind(kind) { - return kind === 225 /* FunctionDeclaration */ - || kind === 244 /* MissingDeclaration */ - || kind === 226 /* ClassDeclaration */ - || kind === 227 /* InterfaceDeclaration */ - || kind === 228 /* TypeAliasDeclaration */ - || kind === 229 /* EnumDeclaration */ - || kind === 230 /* ModuleDeclaration */ - || kind === 235 /* ImportDeclaration */ - || kind === 234 /* ImportEqualsDeclaration */ - || kind === 241 /* ExportDeclaration */ - || kind === 240 /* ExportAssignment */ - || kind === 233 /* NamespaceExportDeclaration */; + return kind === 227 /* FunctionDeclaration */ + || kind === 246 /* MissingDeclaration */ + || kind === 228 /* ClassDeclaration */ + || kind === 229 /* InterfaceDeclaration */ + || kind === 230 /* TypeAliasDeclaration */ + || kind === 231 /* EnumDeclaration */ + || kind === 232 /* ModuleDeclaration */ + || kind === 237 /* ImportDeclaration */ + || kind === 236 /* ImportEqualsDeclaration */ + || kind === 243 /* ExportDeclaration */ + || kind === 242 /* ExportAssignment */ + || kind === 235 /* NamespaceExportDeclaration */; } function isStatementKindButNotDeclarationKind(kind) { - return kind === 215 /* BreakStatement */ - || kind === 214 /* ContinueStatement */ - || kind === 222 /* DebuggerStatement */ - || kind === 209 /* DoStatement */ - || kind === 207 /* ExpressionStatement */ - || kind === 206 /* EmptyStatement */ - || kind === 212 /* ForInStatement */ - || kind === 213 /* ForOfStatement */ - || kind === 211 /* ForStatement */ - || kind === 208 /* IfStatement */ - || kind === 219 /* LabeledStatement */ - || kind === 216 /* ReturnStatement */ - || kind === 218 /* SwitchStatement */ - || kind === 220 /* ThrowStatement */ - || kind === 221 /* TryStatement */ - || kind === 205 /* VariableStatement */ - || kind === 210 /* WhileStatement */ - || kind === 217 /* WithStatement */ - || kind === 293 /* NotEmittedStatement */ - || kind === 296 /* EndOfDeclarationMarker */ - || kind === 295 /* MergeDeclarationMarker */; + return kind === 217 /* BreakStatement */ + || kind === 216 /* ContinueStatement */ + || kind === 224 /* DebuggerStatement */ + || kind === 211 /* DoStatement */ + || kind === 209 /* ExpressionStatement */ + || kind === 208 /* EmptyStatement */ + || kind === 214 /* ForInStatement */ + || kind === 215 /* ForOfStatement */ + || kind === 213 /* ForStatement */ + || kind === 210 /* IfStatement */ + || kind === 221 /* LabeledStatement */ + || kind === 218 /* ReturnStatement */ + || kind === 220 /* SwitchStatement */ + || kind === 222 /* ThrowStatement */ + || kind === 223 /* TryStatement */ + || kind === 207 /* VariableStatement */ + || kind === 212 /* WhileStatement */ + || kind === 219 /* WithStatement */ + || kind === 294 /* NotEmittedStatement */ + || kind === 297 /* EndOfDeclarationMarker */ + || kind === 296 /* MergeDeclarationMarker */; } function isDeclaration(node) { return isDeclarationKind(node.kind); @@ -10204,93 +10392,104 @@ var ts; var kind = node.kind; return isStatementKindButNotDeclarationKind(kind) || isDeclarationStatementKind(kind) - || kind === 204 /* Block */; + || kind === 206 /* Block */; } ts.isStatement = isStatement; // Module references function isModuleReference(node) { var kind = node.kind; - return kind === 245 /* ExternalModuleReference */ - || kind === 141 /* QualifiedName */ + return kind === 247 /* ExternalModuleReference */ + || kind === 142 /* QualifiedName */ || kind === 70 /* Identifier */; } ts.isModuleReference = isModuleReference; // JSX function isJsxOpeningElement(node) { - return node.kind === 248 /* JsxOpeningElement */; + return node.kind === 250 /* JsxOpeningElement */; } ts.isJsxOpeningElement = isJsxOpeningElement; function isJsxClosingElement(node) { - return node.kind === 249 /* JsxClosingElement */; + return node.kind === 251 /* JsxClosingElement */; } ts.isJsxClosingElement = isJsxClosingElement; function isJsxTagNameExpression(node) { var kind = node.kind; return kind === 98 /* ThisKeyword */ || kind === 70 /* Identifier */ - || kind === 177 /* PropertyAccessExpression */; + || kind === 178 /* PropertyAccessExpression */; } ts.isJsxTagNameExpression = isJsxTagNameExpression; function isJsxChild(node) { var kind = node.kind; - return kind === 246 /* JsxElement */ - || kind === 252 /* JsxExpression */ - || kind === 247 /* JsxSelfClosingElement */ + return kind === 248 /* JsxElement */ + || kind === 255 /* JsxExpression */ + || kind === 249 /* JsxSelfClosingElement */ || kind === 10 /* JsxText */; } ts.isJsxChild = isJsxChild; + function isJsxAttributes(node) { + var kind = node.kind; + return kind === 253 /* JsxAttributes */; + } + ts.isJsxAttributes = isJsxAttributes; function isJsxAttributeLike(node) { var kind = node.kind; - return kind === 250 /* JsxAttribute */ - || kind === 251 /* JsxSpreadAttribute */; + return kind === 252 /* JsxAttribute */ + || kind === 254 /* JsxSpreadAttribute */; } ts.isJsxAttributeLike = isJsxAttributeLike; function isJsxSpreadAttribute(node) { - return node.kind === 251 /* JsxSpreadAttribute */; + return node.kind === 254 /* JsxSpreadAttribute */; } ts.isJsxSpreadAttribute = isJsxSpreadAttribute; function isJsxAttribute(node) { - return node.kind === 250 /* JsxAttribute */; + return node.kind === 252 /* JsxAttribute */; } ts.isJsxAttribute = isJsxAttribute; function isStringLiteralOrJsxExpression(node) { var kind = node.kind; return kind === 9 /* StringLiteral */ - || kind === 252 /* JsxExpression */; + || kind === 255 /* JsxExpression */; } ts.isStringLiteralOrJsxExpression = isStringLiteralOrJsxExpression; + function isJsxOpeningLikeElement(node) { + var kind = node.kind; + return kind === 250 /* JsxOpeningElement */ + || kind === 249 /* JsxSelfClosingElement */; + } + ts.isJsxOpeningLikeElement = isJsxOpeningLikeElement; // Clauses function isCaseOrDefaultClause(node) { var kind = node.kind; - return kind === 253 /* CaseClause */ - || kind === 254 /* DefaultClause */; + return kind === 256 /* CaseClause */ + || kind === 257 /* DefaultClause */; } ts.isCaseOrDefaultClause = isCaseOrDefaultClause; function isHeritageClause(node) { - return node.kind === 255 /* HeritageClause */; + return node.kind === 258 /* HeritageClause */; } ts.isHeritageClause = isHeritageClause; function isCatchClause(node) { - return node.kind === 256 /* CatchClause */; + return node.kind === 259 /* CatchClause */; } ts.isCatchClause = isCatchClause; // Property assignments function isPropertyAssignment(node) { - return node.kind === 257 /* PropertyAssignment */; + return node.kind === 260 /* PropertyAssignment */; } ts.isPropertyAssignment = isPropertyAssignment; function isShorthandPropertyAssignment(node) { - return node.kind === 258 /* ShorthandPropertyAssignment */; + return node.kind === 261 /* ShorthandPropertyAssignment */; } ts.isShorthandPropertyAssignment = isShorthandPropertyAssignment; // Enum function isEnumMember(node) { - return node.kind === 260 /* EnumMember */; + return node.kind === 263 /* EnumMember */; } ts.isEnumMember = isEnumMember; // Top-level nodes function isSourceFile(node) { - return node.kind === 261 /* SourceFile */; + return node.kind === 264 /* SourceFile */; } ts.isSourceFile = isSourceFile; function isWatchSet(options) { @@ -10303,12 +10502,13 @@ var ts; function getDefaultLibFileName(options) { switch (options.target) { case 5 /* ESNext */: + return "lib.esnext.full.d.ts"; case 4 /* ES2017 */: - return "lib.es2017.d.ts"; + return "lib.es2017.full.d.ts"; case 3 /* ES2016 */: - return "lib.es2016.d.ts"; + return "lib.es2016.full.d.ts"; case 2 /* ES2015 */: - return "lib.es6.d.ts"; + return "lib.es6.d.ts"; // We don't use lib.es2015.full.d.ts due to breaking change. default: return "lib.d.ts"; } @@ -10516,13 +10716,13 @@ var ts; oldEndN = Math.max(oldEnd1, oldEnd1 + (oldEnd2 - newEnd1)); newEndN = Math.max(newEnd2, newEnd2 + (newEnd1 - oldEnd2)); } - return createTextChangeRange(createTextSpanFromBounds(oldStartN, oldEndN), /*newLength:*/ newEndN - oldStartN); + return createTextChangeRange(createTextSpanFromBounds(oldStartN, oldEndN), /*newLength*/ newEndN - oldStartN); } ts.collapseTextChangeRangesAcrossMultipleVersions = collapseTextChangeRangesAcrossMultipleVersions; function getTypeParameterOwner(d) { - if (d && d.kind === 143 /* TypeParameter */) { + if (d && d.kind === 144 /* TypeParameter */) { for (var current = d; current; current = current.parent) { - if (ts.isFunctionLike(current) || ts.isClassLike(current) || current.kind === 227 /* InterfaceDeclaration */) { + if (ts.isFunctionLike(current) || ts.isClassLike(current) || current.kind === 229 /* InterfaceDeclaration */) { return current; } } @@ -10530,11 +10730,11 @@ var ts; } ts.getTypeParameterOwner = getTypeParameterOwner; function isParameterPropertyDeclaration(node) { - return ts.hasModifier(node, 92 /* ParameterPropertyModifier */) && node.parent.kind === 150 /* Constructor */ && ts.isClassLike(node.parent.parent); + return ts.hasModifier(node, 92 /* ParameterPropertyModifier */) && node.parent.kind === 151 /* Constructor */ && ts.isClassLike(node.parent.parent); } ts.isParameterPropertyDeclaration = isParameterPropertyDeclaration; function walkUpBindingElementsAndPatterns(node) { - while (node && (node.kind === 174 /* BindingElement */ || ts.isBindingPattern(node))) { + while (node && (node.kind === 175 /* BindingElement */ || ts.isBindingPattern(node))) { node = node.parent; } return node; @@ -10542,14 +10742,14 @@ var ts; function getCombinedModifierFlags(node) { node = walkUpBindingElementsAndPatterns(node); var flags = ts.getModifierFlags(node); - if (node.kind === 223 /* VariableDeclaration */) { + if (node.kind === 225 /* VariableDeclaration */) { node = node.parent; } - if (node && node.kind === 224 /* VariableDeclarationList */) { + if (node && node.kind === 226 /* VariableDeclarationList */) { flags |= ts.getModifierFlags(node); node = node.parent; } - if (node && node.kind === 205 /* VariableStatement */) { + if (node && node.kind === 207 /* VariableStatement */) { flags |= ts.getModifierFlags(node); } return flags; @@ -10565,23 +10765,23 @@ var ts; function getCombinedNodeFlags(node) { node = walkUpBindingElementsAndPatterns(node); var flags = node.flags; - if (node.kind === 223 /* VariableDeclaration */) { + if (node.kind === 225 /* VariableDeclaration */) { node = node.parent; } - if (node && node.kind === 224 /* VariableDeclarationList */) { + if (node && node.kind === 226 /* VariableDeclarationList */) { flags |= node.flags; node = node.parent; } - if (node && node.kind === 205 /* VariableStatement */) { + if (node && node.kind === 207 /* VariableStatement */) { flags |= node.flags; } return flags; } ts.getCombinedNodeFlags = getCombinedNodeFlags; /** - * Checks to see if the locale is in the appropriate format, - * and if it is, attempts to set the appropriate language. - */ + * Checks to see if the locale is in the appropriate format, + * and if it is, attempts to set the appropriate language. + */ function validateLocaleAndSetLanguage(locale, sys, errors) { var matchResult = /^([a-z]+)([_\-]([a-z]+))?$/.exec(locale.toLowerCase()); if (!matchResult) { @@ -10632,27 +10832,60 @@ var ts; } } ts.validateLocaleAndSetLanguage = validateLocaleAndSetLanguage; + function getOriginalNode(node, nodeTest) { + if (node) { + while (node.original !== undefined) { + node = node.original; + } + } + return !nodeTest || nodeTest(node) ? node : undefined; + } + ts.getOriginalNode = getOriginalNode; + /** + * Gets a value indicating whether a node originated in the parse tree. + * + * @param node The node to test. + */ + function isParseTreeNode(node) { + return (node.flags & 8 /* Synthesized */) === 0; + } + ts.isParseTreeNode = isParseTreeNode; + function getParseTreeNode(node, nodeTest) { + if (node === undefined || isParseTreeNode(node)) { + return node; + } + node = getOriginalNode(node); + if (isParseTreeNode(node) && (!nodeTest || nodeTest(node))) { + return node; + } + return undefined; + } + ts.getParseTreeNode = getParseTreeNode; + /** + * Remove extra underscore from escaped identifier text content. + * + * @param identifier The escaped identifier text. + * @returns The unescaped identifier text. + */ + function unescapeIdentifier(identifier) { + return identifier.length >= 3 && identifier.charCodeAt(0) === 95 /* _ */ && identifier.charCodeAt(1) === 95 /* _ */ && identifier.charCodeAt(2) === 95 /* _ */ ? identifier.substr(1) : identifier; + } + ts.unescapeIdentifier = unescapeIdentifier; })(ts || (ts = {})); /// <reference path="core.ts"/> /// <reference path="utilities.ts"/> -/* @internal */ var ts; (function (ts) { - var NodeConstructor; - var SourceFileConstructor; - function createNode(kind, location, flags) { - var ConstructorForKind = kind === 261 /* SourceFile */ - ? (SourceFileConstructor || (SourceFileConstructor = ts.objectAllocator.getSourceFileConstructor())) - : (NodeConstructor || (NodeConstructor = ts.objectAllocator.getNodeConstructor())); - var node = location - ? new ConstructorForKind(kind, location.pos, location.end) - : new ConstructorForKind(kind, /*pos*/ -1, /*end*/ -1); - node.flags = flags | 8 /* Synthesized */; + function createSynthesizedNode(kind) { + var node = ts.createNode(kind, -1, -1); + node.flags |= 8 /* Synthesized */; return node; } + /* @internal */ function updateNode(updated, original) { if (updated !== original) { setOriginalNode(updated, original); + setTextRange(updated, original); if (original.startsOnNewLine) { updated.startsOnNewLine = true; } @@ -10661,7 +10894,10 @@ var ts; return updated; } ts.updateNode = updateNode; - function createNodeArray(elements, location, hasTrailingComma) { + /** + * Make `elements` into a `NodeArray<T>`. If `elements` is `undefined`, returns an empty `NodeArray<T>`. + */ + function createNodeArray(elements, hasTrailingComma) { if (elements) { if (ts.isNodeArray(elements)) { return elements; @@ -10671,38 +10907,22 @@ var ts; elements = []; } var array = elements; - if (location) { - array.pos = location.pos; - array.end = location.end; - } - else { - array.pos = -1; - array.end = -1; - } - if (hasTrailingComma) { - array.hasTrailingComma = true; - } + array.pos = -1; + array.end = -1; + array.hasTrailingComma = hasTrailingComma; return array; } ts.createNodeArray = createNodeArray; - function createSynthesizedNode(kind, startsOnNewLine) { - var node = createNode(kind, /*location*/ undefined); - node.startsOnNewLine = startsOnNewLine; - return node; - } - ts.createSynthesizedNode = createSynthesizedNode; - function createSynthesizedNodeArray(elements) { - return createNodeArray(elements, /*location*/ undefined); - } - ts.createSynthesizedNodeArray = createSynthesizedNodeArray; /** * Creates a shallow, memberwise clone of a node with no source map location. */ + /* @internal */ function getSynthesizedClone(node) { // We don't use "clone" from core.ts here, as we need to preserve the prototype chain of // the original node. We also need to exclude specific properties and only include own- // properties (to skip members already defined on the shared prototype). - var clone = createNode(node.kind, /*location*/ undefined, node.flags); + var clone = createSynthesizedNode(node.kind); + clone.flags |= node.flags; setOriginalNode(clone, node); for (var key in node) { if (clone.hasOwnProperty(key) || !node.hasOwnProperty(key)) { @@ -10713,54 +10933,50 @@ var ts; return clone; } ts.getSynthesizedClone = getSynthesizedClone; - /** - * Creates a shallow, memberwise clone of a node for mutation. - */ - function getMutableClone(node) { - var clone = getSynthesizedClone(node); - clone.pos = node.pos; - clone.end = node.end; - clone.parent = node.parent; - return clone; - } - ts.getMutableClone = getMutableClone; - function createLiteral(value, location) { + function createLiteral(value) { if (typeof value === "number") { - var node = createNode(8 /* NumericLiteral */, location, /*flags*/ undefined); - node.text = value.toString(); - return node; + return createNumericLiteral(value + ""); } - else if (typeof value === "boolean") { - return createNode(value ? 100 /* TrueKeyword */ : 85 /* FalseKeyword */, location, /*flags*/ undefined); + if (typeof value === "boolean") { + return value ? createTrue() : createFalse(); } - else if (typeof value === "string") { - var node = createNode(9 /* StringLiteral */, location, /*flags*/ undefined); - node.text = value; - return node; - } - else if (value) { - var node = createNode(9 /* StringLiteral */, location, /*flags*/ undefined); - node.textSourceNode = value; - node.text = value.text; - return node; + if (typeof value === "string") { + return createStringLiteral(value); } + return createLiteralFromNode(value); } ts.createLiteral = createLiteral; + function createNumericLiteral(value) { + var node = createSynthesizedNode(8 /* NumericLiteral */); + node.text = value; + node.numericLiteralFlags = 0; + return node; + } + ts.createNumericLiteral = createNumericLiteral; + function createStringLiteral(text) { + var node = createSynthesizedNode(9 /* StringLiteral */); + node.text = text; + return node; + } + function createLiteralFromNode(sourceNode) { + var node = createStringLiteral(sourceNode.text); + node.textSourceNode = sourceNode; + return node; + } // Identifiers - var nextAutoGenerateId = 0; - function createIdentifier(text, location) { - var node = createNode(70 /* Identifier */, location); + function createIdentifier(text) { + var node = createSynthesizedNode(70 /* Identifier */); node.text = ts.escapeIdentifier(text); - node.originalKeywordKind = ts.stringToToken(text); + node.originalKeywordKind = text ? ts.stringToToken(text) : 0 /* Unknown */; node.autoGenerateKind = 0 /* None */; node.autoGenerateId = 0; return node; } ts.createIdentifier = createIdentifier; - function createTempVariable(recordTempVariable, location) { - var name = createNode(70 /* Identifier */, location); - name.text = ""; - name.originalKeywordKind = 0 /* Unknown */; + var nextAutoGenerateId = 0; + /** Create a unique temporary variable. */ + function createTempVariable(recordTempVariable) { + var name = createIdentifier(""); name.autoGenerateKind = 1 /* Auto */; name.autoGenerateId = nextAutoGenerateId; nextAutoGenerateId++; @@ -10770,98 +10986,399 @@ var ts; return name; } ts.createTempVariable = createTempVariable; - function createLoopVariable(location) { - var name = createNode(70 /* Identifier */, location); - name.text = ""; - name.originalKeywordKind = 0 /* Unknown */; + /** Create a unique temporary variable for use in a loop. */ + function createLoopVariable() { + var name = createIdentifier(""); name.autoGenerateKind = 2 /* Loop */; name.autoGenerateId = nextAutoGenerateId; nextAutoGenerateId++; return name; } ts.createLoopVariable = createLoopVariable; - function createUniqueName(text, location) { - var name = createNode(70 /* Identifier */, location); - name.text = text; - name.originalKeywordKind = 0 /* Unknown */; + /** Create a unique name based on the supplied text. */ + function createUniqueName(text) { + var name = createIdentifier(text); name.autoGenerateKind = 3 /* Unique */; name.autoGenerateId = nextAutoGenerateId; nextAutoGenerateId++; return name; } ts.createUniqueName = createUniqueName; - function getGeneratedNameForNode(node, location) { - var name = createNode(70 /* Identifier */, location); - name.original = node; - name.text = ""; - name.originalKeywordKind = 0 /* Unknown */; + /** Create a unique name generated for a node. */ + function getGeneratedNameForNode(node) { + var name = createIdentifier(""); name.autoGenerateKind = 4 /* Node */; name.autoGenerateId = nextAutoGenerateId; + name.original = node; nextAutoGenerateId++; return name; } ts.getGeneratedNameForNode = getGeneratedNameForNode; // Punctuation function createToken(token) { - return createNode(token); + return createSynthesizedNode(token); } ts.createToken = createToken; // Reserved words function createSuper() { - var node = createNode(96 /* SuperKeyword */); - return node; + return createSynthesizedNode(96 /* SuperKeyword */); } ts.createSuper = createSuper; - function createThis(location) { - var node = createNode(98 /* ThisKeyword */, location); - return node; + function createThis() { + return createSynthesizedNode(98 /* ThisKeyword */); } ts.createThis = createThis; function createNull() { - var node = createNode(94 /* NullKeyword */); - return node; + return createSynthesizedNode(94 /* NullKeyword */); } ts.createNull = createNull; + function createTrue() { + return createSynthesizedNode(100 /* TrueKeyword */); + } + ts.createTrue = createTrue; + function createFalse() { + return createSynthesizedNode(85 /* FalseKeyword */); + } + ts.createFalse = createFalse; // Names - function createComputedPropertyName(expression, location) { - var node = createNode(142 /* ComputedPropertyName */, location); + function createQualifiedName(left, right) { + var node = createSynthesizedNode(142 /* QualifiedName */); + node.left = left; + node.right = asName(right); + return node; + } + ts.createQualifiedName = createQualifiedName; + function updateQualifiedName(node, left, right) { + return node.left !== left + || node.right !== right + ? updateNode(createQualifiedName(left, right), node) + : node; + } + ts.updateQualifiedName = updateQualifiedName; + function createComputedPropertyName(expression) { + var node = createSynthesizedNode(143 /* ComputedPropertyName */); node.expression = expression; return node; } ts.createComputedPropertyName = createComputedPropertyName; function updateComputedPropertyName(node, expression) { - if (node.expression !== expression) { - return updateNode(createComputedPropertyName(expression, node), node); - } - return node; + return node.expression !== expression + ? updateNode(createComputedPropertyName(expression), node) + : node; } ts.updateComputedPropertyName = updateComputedPropertyName; + // Type Elements + function createSignatureDeclaration(kind, typeParameters, parameters, type) { + var signatureDeclaration = createSynthesizedNode(kind); + signatureDeclaration.typeParameters = asNodeArray(typeParameters); + signatureDeclaration.parameters = asNodeArray(parameters); + signatureDeclaration.type = type; + return signatureDeclaration; + } + ts.createSignatureDeclaration = createSignatureDeclaration; + function updateSignatureDeclaration(node, typeParameters, parameters, type) { + return node.typeParameters !== typeParameters + || node.parameters !== parameters + || node.type !== type + ? updateNode(createSignatureDeclaration(node.kind, typeParameters, parameters, type), node) + : node; + } + function createFunctionTypeNode(typeParameters, parameters, type) { + return createSignatureDeclaration(159 /* FunctionType */, typeParameters, parameters, type); + } + ts.createFunctionTypeNode = createFunctionTypeNode; + function updateFunctionTypeNode(node, typeParameters, parameters, type) { + return updateSignatureDeclaration(node, typeParameters, parameters, type); + } + ts.updateFunctionTypeNode = updateFunctionTypeNode; + function createConstructorTypeNode(typeParameters, parameters, type) { + return createSignatureDeclaration(160 /* ConstructorType */, typeParameters, parameters, type); + } + ts.createConstructorTypeNode = createConstructorTypeNode; + function updateConstructorTypeNode(node, typeParameters, parameters, type) { + return updateSignatureDeclaration(node, typeParameters, parameters, type); + } + ts.updateConstructorTypeNode = updateConstructorTypeNode; + function createCallSignatureDeclaration(typeParameters, parameters, type) { + return createSignatureDeclaration(154 /* CallSignature */, typeParameters, parameters, type); + } + ts.createCallSignatureDeclaration = createCallSignatureDeclaration; + function updateCallSignatureDeclaration(node, typeParameters, parameters, type) { + return updateSignatureDeclaration(node, typeParameters, parameters, type); + } + ts.updateCallSignatureDeclaration = updateCallSignatureDeclaration; + function createConstructSignatureDeclaration(typeParameters, parameters, type) { + return createSignatureDeclaration(155 /* ConstructSignature */, typeParameters, parameters, type); + } + ts.createConstructSignatureDeclaration = createConstructSignatureDeclaration; + function updateConstructSignatureDeclaration(node, typeParameters, parameters, type) { + return updateSignatureDeclaration(node, typeParameters, parameters, type); + } + ts.updateConstructSignatureDeclaration = updateConstructSignatureDeclaration; + function createMethodSignature(typeParameters, parameters, type, name, questionToken) { + var methodSignature = createSignatureDeclaration(149 /* MethodSignature */, typeParameters, parameters, type); + methodSignature.name = asName(name); + methodSignature.questionToken = questionToken; + return methodSignature; + } + ts.createMethodSignature = createMethodSignature; + function updateMethodSignature(node, typeParameters, parameters, type, name, questionToken) { + return node.typeParameters !== typeParameters + || node.parameters !== parameters + || node.type !== type + || node.name !== name + || node.questionToken !== questionToken + ? updateNode(createMethodSignature(typeParameters, parameters, type, name, questionToken), node) + : node; + } + ts.updateMethodSignature = updateMethodSignature; + // Types + function createKeywordTypeNode(kind) { + return createSynthesizedNode(kind); + } + ts.createKeywordTypeNode = createKeywordTypeNode; + function createThisTypeNode() { + return createSynthesizedNode(168 /* ThisType */); + } + ts.createThisTypeNode = createThisTypeNode; + function createLiteralTypeNode(literal) { + var literalTypeNode = createSynthesizedNode(172 /* LiteralType */); + literalTypeNode.literal = literal; + return literalTypeNode; + } + ts.createLiteralTypeNode = createLiteralTypeNode; + function updateLiteralTypeNode(node, literal) { + return node.literal !== literal + ? updateNode(createLiteralTypeNode(literal), node) + : node; + } + ts.updateLiteralTypeNode = updateLiteralTypeNode; + function createTypeReferenceNode(typeName, typeArguments) { + var typeReference = createSynthesizedNode(158 /* TypeReference */); + typeReference.typeName = asName(typeName); + typeReference.typeArguments = asNodeArray(typeArguments); + return typeReference; + } + ts.createTypeReferenceNode = createTypeReferenceNode; + function updateTypeReferenceNode(node, typeName, typeArguments) { + return node.typeName !== typeName + || node.typeArguments !== typeArguments + ? updateNode(createTypeReferenceNode(typeName, typeArguments), node) + : node; + } + ts.updateTypeReferenceNode = updateTypeReferenceNode; + function createTypePredicateNode(parameterName, type) { + var typePredicateNode = createSynthesizedNode(157 /* TypePredicate */); + typePredicateNode.parameterName = asName(parameterName); + typePredicateNode.type = type; + return typePredicateNode; + } + ts.createTypePredicateNode = createTypePredicateNode; + function updateTypePredicateNode(node, parameterName, type) { + return node.parameterName !== parameterName + || node.type !== type + ? updateNode(createTypePredicateNode(parameterName, type), node) + : node; + } + ts.updateTypePredicateNode = updateTypePredicateNode; + function createTypeQueryNode(exprName) { + var typeQueryNode = createSynthesizedNode(161 /* TypeQuery */); + typeQueryNode.exprName = exprName; + return typeQueryNode; + } + ts.createTypeQueryNode = createTypeQueryNode; + function updateTypeQueryNode(node, exprName) { + return node.exprName !== exprName ? updateNode(createTypeQueryNode(exprName), node) : node; + } + ts.updateTypeQueryNode = updateTypeQueryNode; + function createArrayTypeNode(elementType) { + var arrayTypeNode = createSynthesizedNode(163 /* ArrayType */); + arrayTypeNode.elementType = elementType; + return arrayTypeNode; + } + ts.createArrayTypeNode = createArrayTypeNode; + function updateArrayTypeNode(node, elementType) { + return node.elementType !== elementType + ? updateNode(createArrayTypeNode(elementType), node) + : node; + } + ts.updateArrayTypeNode = updateArrayTypeNode; + function createUnionOrIntersectionTypeNode(kind, types) { + var unionTypeNode = createSynthesizedNode(kind); + unionTypeNode.types = createNodeArray(types); + return unionTypeNode; + } + ts.createUnionOrIntersectionTypeNode = createUnionOrIntersectionTypeNode; + function updateUnionOrIntersectionTypeNode(node, types) { + return node.types !== types + ? updateNode(createUnionOrIntersectionTypeNode(node.kind, types), node) + : node; + } + ts.updateUnionOrIntersectionTypeNode = updateUnionOrIntersectionTypeNode; + function createTypeLiteralNode(members) { + var typeLiteralNode = createSynthesizedNode(162 /* TypeLiteral */); + typeLiteralNode.members = createNodeArray(members); + return typeLiteralNode; + } + ts.createTypeLiteralNode = createTypeLiteralNode; + function updateTypeLiteralNode(node, members) { + return node.members !== members + ? updateNode(createTypeLiteralNode(members), node) + : node; + } + ts.updateTypeLiteralNode = updateTypeLiteralNode; + function createTupleTypeNode(elementTypes) { + var tupleTypeNode = createSynthesizedNode(164 /* TupleType */); + tupleTypeNode.elementTypes = createNodeArray(elementTypes); + return tupleTypeNode; + } + ts.createTupleTypeNode = createTupleTypeNode; + function updateTypleTypeNode(node, elementTypes) { + return node.elementTypes !== elementTypes + ? updateNode(createTupleTypeNode(elementTypes), node) + : node; + } + ts.updateTypleTypeNode = updateTypleTypeNode; + function createMappedTypeNode(readonlyToken, typeParameter, questionToken, type) { + var mappedTypeNode = createSynthesizedNode(171 /* MappedType */); + mappedTypeNode.readonlyToken = readonlyToken; + mappedTypeNode.typeParameter = typeParameter; + mappedTypeNode.questionToken = questionToken; + mappedTypeNode.type = type; + return mappedTypeNode; + } + ts.createMappedTypeNode = createMappedTypeNode; + function updateMappedTypeNode(node, readonlyToken, typeParameter, questionToken, type) { + return node.readonlyToken !== readonlyToken + || node.typeParameter !== typeParameter + || node.questionToken !== questionToken + || node.type !== type + ? updateNode(createMappedTypeNode(readonlyToken, typeParameter, questionToken, type), node) + : node; + } + ts.updateMappedTypeNode = updateMappedTypeNode; + function createTypeOperatorNode(type) { + var typeOperatorNode = createSynthesizedNode(169 /* TypeOperator */); + typeOperatorNode.operator = 126 /* KeyOfKeyword */; + typeOperatorNode.type = type; + return typeOperatorNode; + } + ts.createTypeOperatorNode = createTypeOperatorNode; + function updateTypeOperatorNode(node, type) { + return node.type !== type ? updateNode(createTypeOperatorNode(type), node) : node; + } + ts.updateTypeOperatorNode = updateTypeOperatorNode; + function createIndexedAccessTypeNode(objectType, indexType) { + var indexedAccessTypeNode = createSynthesizedNode(170 /* IndexedAccessType */); + indexedAccessTypeNode.objectType = objectType; + indexedAccessTypeNode.indexType = indexType; + return indexedAccessTypeNode; + } + ts.createIndexedAccessTypeNode = createIndexedAccessTypeNode; + function updateIndexedAccessTypeNode(node, objectType, indexType) { + return node.objectType !== objectType + || node.indexType !== indexType + ? updateNode(createIndexedAccessTypeNode(objectType, indexType), node) + : node; + } + ts.updateIndexedAccessTypeNode = updateIndexedAccessTypeNode; + // Type Declarations + function createTypeParameterDeclaration(name, constraint, defaultType) { + var typeParameter = createSynthesizedNode(144 /* TypeParameter */); + typeParameter.name = asName(name); + typeParameter.constraint = constraint; + typeParameter.default = defaultType; + return typeParameter; + } + ts.createTypeParameterDeclaration = createTypeParameterDeclaration; + function updateTypeParameterDeclaration(node, name, constraint, defaultType) { + return node.name !== name + || node.constraint !== constraint + || node.default !== defaultType + ? updateNode(createTypeParameterDeclaration(name, constraint, defaultType), node) + : node; + } + ts.updateTypeParameterDeclaration = updateTypeParameterDeclaration; + // Signature elements + function createPropertySignature(name, questionToken, type, initializer) { + var propertySignature = createSynthesizedNode(147 /* PropertySignature */); + propertySignature.name = asName(name); + propertySignature.questionToken = questionToken; + propertySignature.type = type; + propertySignature.initializer = initializer; + return propertySignature; + } + ts.createPropertySignature = createPropertySignature; + function updatePropertySignature(node, name, questionToken, type, initializer) { + return node.name !== name + || node.questionToken !== questionToken + || node.type !== type + || node.initializer !== initializer + ? updateNode(createPropertySignature(name, questionToken, type, initializer), node) + : node; + } + ts.updatePropertySignature = updatePropertySignature; + function createIndexSignatureDeclaration(decorators, modifiers, parameters, type) { + var indexSignature = createSynthesizedNode(156 /* IndexSignature */); + indexSignature.decorators = asNodeArray(decorators); + indexSignature.modifiers = asNodeArray(modifiers); + indexSignature.parameters = createNodeArray(parameters); + indexSignature.type = type; + return indexSignature; + } + ts.createIndexSignatureDeclaration = createIndexSignatureDeclaration; + function updateIndexSignatureDeclaration(node, decorators, modifiers, parameters, type) { + return node.parameters !== parameters + || node.type !== type + || node.decorators !== decorators + || node.modifiers !== modifiers + ? updateNode(createIndexSignatureDeclaration(decorators, modifiers, parameters, type), node) + : node; + } + ts.updateIndexSignatureDeclaration = updateIndexSignatureDeclaration; // Signature elements - function createParameter(decorators, modifiers, dotDotDotToken, name, questionToken, type, initializer, location, flags) { - var node = createNode(144 /* Parameter */, location, flags); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; + function createParameter(decorators, modifiers, dotDotDotToken, name, questionToken, type, initializer) { + var node = createSynthesizedNode(145 /* Parameter */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); node.dotDotDotToken = dotDotDotToken; - node.name = typeof name === "string" ? createIdentifier(name) : name; + node.name = asName(name); node.questionToken = questionToken; node.type = type; - node.initializer = initializer ? parenthesizeExpressionForList(initializer) : undefined; + node.initializer = initializer ? ts.parenthesizeExpressionForList(initializer) : undefined; return node; } ts.createParameter = createParameter; - function updateParameter(node, decorators, modifiers, dotDotDotToken, name, type, initializer) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.dotDotDotToken !== dotDotDotToken || node.name !== name || node.type !== type || node.initializer !== initializer) { - return updateNode(createParameter(decorators, modifiers, dotDotDotToken, name, node.questionToken, type, initializer, /*location*/ node, /*flags*/ node.flags), node); - } - return node; + function updateParameter(node, decorators, modifiers, dotDotDotToken, name, questionToken, type, initializer) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.dotDotDotToken !== dotDotDotToken + || node.name !== name + || node.questionToken !== questionToken + || node.type !== type + || node.initializer !== initializer + ? updateNode(createParameter(decorators, modifiers, dotDotDotToken, name, node.questionToken, type, initializer), node) + : node; } ts.updateParameter = updateParameter; + function createDecorator(expression) { + var node = createSynthesizedNode(146 /* Decorator */); + node.expression = ts.parenthesizeForAccess(expression); + return node; + } + ts.createDecorator = createDecorator; + function updateDecorator(node, expression) { + return node.expression !== expression + ? updateNode(createDecorator(expression), node) + : node; + } + ts.updateDecorator = updateDecorator; // Type members - function createProperty(decorators, modifiers, name, questionToken, type, initializer, location) { - var node = createNode(147 /* PropertyDeclaration */, location); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.name = typeof name === "string" ? createIdentifier(name) : name; + function createProperty(decorators, modifiers, name, questionToken, type, initializer) { + var node = createSynthesizedNode(148 /* PropertyDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); node.questionToken = questionToken; node.type = type; node.initializer = initializer; @@ -10869,36 +11386,46 @@ var ts; } ts.createProperty = createProperty; function updateProperty(node, decorators, modifiers, name, type, initializer) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.name !== name || node.type !== type || node.initializer !== initializer) { - return updateNode(createProperty(decorators, modifiers, name, node.questionToken, type, initializer, node), node); - } - return node; + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.type !== type + || node.initializer !== initializer + ? updateNode(createProperty(decorators, modifiers, name, node.questionToken, type, initializer), node) + : node; } ts.updateProperty = updateProperty; - function createMethod(decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body, location, flags) { - var node = createNode(149 /* MethodDeclaration */, location, flags); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; + function createMethodDeclaration(decorators, modifiers, asteriskToken, name, questionToken, typeParameters, parameters, type, body) { + var node = createSynthesizedNode(150 /* MethodDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); node.asteriskToken = asteriskToken; - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.typeParameters = typeParameters ? createNodeArray(typeParameters) : undefined; + node.name = asName(name); + node.questionToken = questionToken; + node.typeParameters = asNodeArray(typeParameters); node.parameters = createNodeArray(parameters); node.type = type; node.body = body; return node; } - ts.createMethod = createMethod; - function updateMethod(node, decorators, modifiers, name, typeParameters, parameters, type, body) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.name !== name || node.typeParameters !== typeParameters || node.parameters !== parameters || node.type !== type || node.body !== body) { - return updateNode(createMethod(decorators, modifiers, node.asteriskToken, name, typeParameters, parameters, type, body, /*location*/ node, node.flags), node); - } - return node; + ts.createMethodDeclaration = createMethodDeclaration; + function updateMethod(node, decorators, modifiers, asteriskToken, name, questionToken, typeParameters, parameters, type, body) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.asteriskToken !== asteriskToken + || node.name !== name + || node.typeParameters !== typeParameters + || node.parameters !== parameters + || node.type !== type + || node.body !== body + ? updateNode(createMethodDeclaration(decorators, modifiers, asteriskToken, name, questionToken, typeParameters, parameters, type, body), node) + : node; } ts.updateMethod = updateMethod; - function createConstructor(decorators, modifiers, parameters, body, location, flags) { - var node = createNode(150 /* Constructor */, location, flags); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; + function createConstructor(decorators, modifiers, parameters, body) { + var node = createSynthesizedNode(151 /* Constructor */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); node.typeParameters = undefined; node.parameters = createNodeArray(parameters); node.type = undefined; @@ -10907,17 +11434,19 @@ var ts; } ts.createConstructor = createConstructor; function updateConstructor(node, decorators, modifiers, parameters, body) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.parameters !== parameters || node.body !== body) { - return updateNode(createConstructor(decorators, modifiers, parameters, body, /*location*/ node, node.flags), node); - } - return node; + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.parameters !== parameters + || node.body !== body + ? updateNode(createConstructor(decorators, modifiers, parameters, body), node) + : node; } ts.updateConstructor = updateConstructor; - function createGetAccessor(decorators, modifiers, name, parameters, type, body, location, flags) { - var node = createNode(151 /* GetAccessor */, location, flags); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.name = typeof name === "string" ? createIdentifier(name) : name; + function createGetAccessor(decorators, modifiers, name, parameters, type, body) { + var node = createSynthesizedNode(152 /* GetAccessor */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); node.typeParameters = undefined; node.parameters = createNodeArray(parameters); node.type = type; @@ -10926,17 +11455,21 @@ var ts; } ts.createGetAccessor = createGetAccessor; function updateGetAccessor(node, decorators, modifiers, name, parameters, type, body) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.name !== name || node.parameters !== parameters || node.type !== type || node.body !== body) { - return updateNode(createGetAccessor(decorators, modifiers, name, parameters, type, body, /*location*/ node, node.flags), node); - } - return node; + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.parameters !== parameters + || node.type !== type + || node.body !== body + ? updateNode(createGetAccessor(decorators, modifiers, name, parameters, type, body), node) + : node; } ts.updateGetAccessor = updateGetAccessor; - function createSetAccessor(decorators, modifiers, name, parameters, body, location, flags) { - var node = createNode(152 /* SetAccessor */, location, flags); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.name = typeof name === "string" ? createIdentifier(name) : name; + function createSetAccessor(decorators, modifiers, name, parameters, body) { + var node = createSynthesizedNode(153 /* SetAccessor */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); node.typeParameters = undefined; node.parameters = createNodeArray(parameters); node.body = body; @@ -10944,59 +11477,62 @@ var ts; } ts.createSetAccessor = createSetAccessor; function updateSetAccessor(node, decorators, modifiers, name, parameters, body) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.name !== name || node.parameters !== parameters || node.body !== body) { - return updateNode(createSetAccessor(decorators, modifiers, name, parameters, body, /*location*/ node, node.flags), node); - } - return node; + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.parameters !== parameters + || node.body !== body + ? updateNode(createSetAccessor(decorators, modifiers, name, parameters, body), node) + : node; } ts.updateSetAccessor = updateSetAccessor; // Binding Patterns - function createObjectBindingPattern(elements, location) { - var node = createNode(172 /* ObjectBindingPattern */, location); + function createObjectBindingPattern(elements) { + var node = createSynthesizedNode(173 /* ObjectBindingPattern */); node.elements = createNodeArray(elements); return node; } ts.createObjectBindingPattern = createObjectBindingPattern; function updateObjectBindingPattern(node, elements) { - if (node.elements !== elements) { - return updateNode(createObjectBindingPattern(elements, node), node); - } - return node; + return node.elements !== elements + ? updateNode(createObjectBindingPattern(elements), node) + : node; } ts.updateObjectBindingPattern = updateObjectBindingPattern; - function createArrayBindingPattern(elements, location) { - var node = createNode(173 /* ArrayBindingPattern */, location); + function createArrayBindingPattern(elements) { + var node = createSynthesizedNode(174 /* ArrayBindingPattern */); node.elements = createNodeArray(elements); return node; } ts.createArrayBindingPattern = createArrayBindingPattern; function updateArrayBindingPattern(node, elements) { - if (node.elements !== elements) { - return updateNode(createArrayBindingPattern(elements, node), node); - } - return node; + return node.elements !== elements + ? updateNode(createArrayBindingPattern(elements), node) + : node; } ts.updateArrayBindingPattern = updateArrayBindingPattern; - function createBindingElement(propertyName, dotDotDotToken, name, initializer, location) { - var node = createNode(174 /* BindingElement */, location); - node.propertyName = typeof propertyName === "string" ? createIdentifier(propertyName) : propertyName; + function createBindingElement(dotDotDotToken, propertyName, name, initializer) { + var node = createSynthesizedNode(175 /* BindingElement */); node.dotDotDotToken = dotDotDotToken; - node.name = typeof name === "string" ? createIdentifier(name) : name; + node.propertyName = asName(propertyName); + node.name = asName(name); node.initializer = initializer; return node; } ts.createBindingElement = createBindingElement; function updateBindingElement(node, dotDotDotToken, propertyName, name, initializer) { - if (node.propertyName !== propertyName || node.dotDotDotToken !== dotDotDotToken || node.name !== name || node.initializer !== initializer) { - return updateNode(createBindingElement(propertyName, dotDotDotToken, name, initializer, node), node); - } - return node; + return node.propertyName !== propertyName + || node.dotDotDotToken !== dotDotDotToken + || node.name !== name + || node.initializer !== initializer + ? updateNode(createBindingElement(dotDotDotToken, propertyName, name, initializer), node) + : node; } ts.updateBindingElement = updateBindingElement; // Expression - function createArrayLiteral(elements, location, multiLine) { - var node = createNode(175 /* ArrayLiteralExpression */, location); - node.elements = parenthesizeListElements(createNodeArray(elements)); + function createArrayLiteral(elements, multiLine) { + var node = createSynthesizedNode(176 /* ArrayLiteralExpression */); + node.elements = ts.parenthesizeListElements(createNodeArray(elements)); if (multiLine) { node.multiLine = true; } @@ -11004,14 +11540,13 @@ var ts; } ts.createArrayLiteral = createArrayLiteral; function updateArrayLiteral(node, elements) { - if (node.elements !== elements) { - return updateNode(createArrayLiteral(elements, node, node.multiLine), node); - } - return node; + return node.elements !== elements + ? updateNode(createArrayLiteral(elements, node.multiLine), node) + : node; } ts.updateArrayLiteral = updateArrayLiteral; - function createObjectLiteral(properties, location, multiLine) { - var node = createNode(176 /* ObjectLiteralExpression */, location); + function createObjectLiteral(properties, multiLine) { + var node = createSynthesizedNode(177 /* ObjectLiteralExpression */); node.properties = createNodeArray(properties); if (multiLine) { node.multiLine = true; @@ -11020,436 +11555,465 @@ var ts; } ts.createObjectLiteral = createObjectLiteral; function updateObjectLiteral(node, properties) { - if (node.properties !== properties) { - return updateNode(createObjectLiteral(properties, node, node.multiLine), node); - } - return node; + return node.properties !== properties + ? updateNode(createObjectLiteral(properties, node.multiLine), node) + : node; } ts.updateObjectLiteral = updateObjectLiteral; - function createPropertyAccess(expression, name, location, flags) { - var node = createNode(177 /* PropertyAccessExpression */, location, flags); - node.expression = parenthesizeForAccess(expression); - (node.emitNode || (node.emitNode = {})).flags |= 65536 /* NoIndentation */; - node.name = typeof name === "string" ? createIdentifier(name) : name; + function createPropertyAccess(expression, name) { + var node = createSynthesizedNode(178 /* PropertyAccessExpression */); + node.expression = ts.parenthesizeForAccess(expression); + node.name = asName(name); + setEmitFlags(node, 65536 /* NoIndentation */); return node; } ts.createPropertyAccess = createPropertyAccess; function updatePropertyAccess(node, expression, name) { - if (node.expression !== expression || node.name !== name) { - var propertyAccess = createPropertyAccess(expression, name, /*location*/ node, node.flags); - // Because we are updating existed propertyAccess we want to inherit its emitFlags instead of using default from createPropertyAccess - (propertyAccess.emitNode || (propertyAccess.emitNode = {})).flags = getEmitFlags(node); - return updateNode(propertyAccess, node); - } - return node; + // Because we are updating existed propertyAccess we want to inherit its emitFlags + // instead of using the default from createPropertyAccess + return node.expression !== expression + || node.name !== name + ? updateNode(setEmitFlags(createPropertyAccess(expression, name), getEmitFlags(node)), node) + : node; } ts.updatePropertyAccess = updatePropertyAccess; - function createElementAccess(expression, index, location) { - var node = createNode(178 /* ElementAccessExpression */, location); - node.expression = parenthesizeForAccess(expression); - node.argumentExpression = typeof index === "number" ? createLiteral(index) : index; + function createElementAccess(expression, index) { + var node = createSynthesizedNode(179 /* ElementAccessExpression */); + node.expression = ts.parenthesizeForAccess(expression); + node.argumentExpression = asExpression(index); return node; } ts.createElementAccess = createElementAccess; function updateElementAccess(node, expression, argumentExpression) { - if (node.expression !== expression || node.argumentExpression !== argumentExpression) { - return updateNode(createElementAccess(expression, argumentExpression, node), node); - } - return node; + return node.expression !== expression + || node.argumentExpression !== argumentExpression + ? updateNode(createElementAccess(expression, argumentExpression), node) + : node; } ts.updateElementAccess = updateElementAccess; - function createCall(expression, typeArguments, argumentsArray, location, flags) { - var node = createNode(179 /* CallExpression */, location, flags); - node.expression = parenthesizeForAccess(expression); - if (typeArguments) { - node.typeArguments = createNodeArray(typeArguments); - } - node.arguments = parenthesizeListElements(createNodeArray(argumentsArray)); + function createCall(expression, typeArguments, argumentsArray) { + var node = createSynthesizedNode(180 /* CallExpression */); + node.expression = ts.parenthesizeForAccess(expression); + node.typeArguments = asNodeArray(typeArguments); + node.arguments = ts.parenthesizeListElements(createNodeArray(argumentsArray)); return node; } ts.createCall = createCall; function updateCall(node, expression, typeArguments, argumentsArray) { - if (expression !== node.expression || typeArguments !== node.typeArguments || argumentsArray !== node.arguments) { - return updateNode(createCall(expression, typeArguments, argumentsArray, /*location*/ node, node.flags), node); - } - return node; + return expression !== node.expression + || typeArguments !== node.typeArguments + || argumentsArray !== node.arguments + ? updateNode(createCall(expression, typeArguments, argumentsArray), node) + : node; } ts.updateCall = updateCall; - function createNew(expression, typeArguments, argumentsArray, location, flags) { - var node = createNode(180 /* NewExpression */, location, flags); - node.expression = parenthesizeForNew(expression); - node.typeArguments = typeArguments ? createNodeArray(typeArguments) : undefined; - node.arguments = argumentsArray ? parenthesizeListElements(createNodeArray(argumentsArray)) : undefined; + function createNew(expression, typeArguments, argumentsArray) { + var node = createSynthesizedNode(181 /* NewExpression */); + node.expression = ts.parenthesizeForNew(expression); + node.typeArguments = asNodeArray(typeArguments); + node.arguments = argumentsArray ? ts.parenthesizeListElements(createNodeArray(argumentsArray)) : undefined; return node; } ts.createNew = createNew; function updateNew(node, expression, typeArguments, argumentsArray) { - if (node.expression !== expression || node.typeArguments !== typeArguments || node.arguments !== argumentsArray) { - return updateNode(createNew(expression, typeArguments, argumentsArray, /*location*/ node, node.flags), node); - } - return node; + return node.expression !== expression + || node.typeArguments !== typeArguments + || node.arguments !== argumentsArray + ? updateNode(createNew(expression, typeArguments, argumentsArray), node) + : node; } ts.updateNew = updateNew; - function createTaggedTemplate(tag, template, location) { - var node = createNode(181 /* TaggedTemplateExpression */, location); - node.tag = parenthesizeForAccess(tag); + function createTaggedTemplate(tag, template) { + var node = createSynthesizedNode(182 /* TaggedTemplateExpression */); + node.tag = ts.parenthesizeForAccess(tag); node.template = template; return node; } ts.createTaggedTemplate = createTaggedTemplate; function updateTaggedTemplate(node, tag, template) { - if (node.tag !== tag || node.template !== template) { - return updateNode(createTaggedTemplate(tag, template, node), node); - } - return node; + return node.tag !== tag + || node.template !== template + ? updateNode(createTaggedTemplate(tag, template), node) + : node; } ts.updateTaggedTemplate = updateTaggedTemplate; - function createParen(expression, location) { - var node = createNode(183 /* ParenthesizedExpression */, location); + function createTypeAssertion(type, expression) { + var node = createSynthesizedNode(183 /* TypeAssertionExpression */); + node.type = type; + node.expression = ts.parenthesizePrefixOperand(expression); + return node; + } + ts.createTypeAssertion = createTypeAssertion; + function updateTypeAssertion(node, type, expression) { + return node.type !== type + || node.expression !== expression + ? updateNode(createTypeAssertion(type, expression), node) + : node; + } + ts.updateTypeAssertion = updateTypeAssertion; + function createParen(expression) { + var node = createSynthesizedNode(184 /* ParenthesizedExpression */); node.expression = expression; return node; } ts.createParen = createParen; function updateParen(node, expression) { - if (node.expression !== expression) { - return updateNode(createParen(expression, node), node); - } - return node; + return node.expression !== expression + ? updateNode(createParen(expression), node) + : node; } ts.updateParen = updateParen; - function createFunctionExpression(modifiers, asteriskToken, name, typeParameters, parameters, type, body, location, flags) { - var node = createNode(184 /* FunctionExpression */, location, flags); - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; + function createFunctionExpression(modifiers, asteriskToken, name, typeParameters, parameters, type, body) { + var node = createSynthesizedNode(185 /* FunctionExpression */); + node.modifiers = asNodeArray(modifiers); node.asteriskToken = asteriskToken; - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.typeParameters = typeParameters ? createNodeArray(typeParameters) : undefined; + node.name = asName(name); + node.typeParameters = asNodeArray(typeParameters); node.parameters = createNodeArray(parameters); node.type = type; node.body = body; return node; } ts.createFunctionExpression = createFunctionExpression; - function updateFunctionExpression(node, modifiers, name, typeParameters, parameters, type, body) { - if (node.name !== name || node.modifiers !== modifiers || node.typeParameters !== typeParameters || node.parameters !== parameters || node.type !== type || node.body !== body) { - return updateNode(createFunctionExpression(modifiers, node.asteriskToken, name, typeParameters, parameters, type, body, /*location*/ node, node.flags), node); - } - return node; + function updateFunctionExpression(node, modifiers, asteriskToken, name, typeParameters, parameters, type, body) { + return node.name !== name + || node.modifiers !== modifiers + || node.asteriskToken !== asteriskToken + || node.typeParameters !== typeParameters + || node.parameters !== parameters + || node.type !== type + || node.body !== body + ? updateNode(createFunctionExpression(modifiers, asteriskToken, name, typeParameters, parameters, type, body), node) + : node; } ts.updateFunctionExpression = updateFunctionExpression; - function createArrowFunction(modifiers, typeParameters, parameters, type, equalsGreaterThanToken, body, location, flags) { - var node = createNode(185 /* ArrowFunction */, location, flags); - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.typeParameters = typeParameters ? createNodeArray(typeParameters) : undefined; + function createArrowFunction(modifiers, typeParameters, parameters, type, equalsGreaterThanToken, body) { + var node = createSynthesizedNode(186 /* ArrowFunction */); + node.modifiers = asNodeArray(modifiers); + node.typeParameters = asNodeArray(typeParameters); node.parameters = createNodeArray(parameters); node.type = type; node.equalsGreaterThanToken = equalsGreaterThanToken || createToken(35 /* EqualsGreaterThanToken */); - node.body = parenthesizeConciseBody(body); + node.body = ts.parenthesizeConciseBody(body); return node; } ts.createArrowFunction = createArrowFunction; function updateArrowFunction(node, modifiers, typeParameters, parameters, type, body) { - if (node.modifiers !== modifiers || node.typeParameters !== typeParameters || node.parameters !== parameters || node.type !== type || node.body !== body) { - return updateNode(createArrowFunction(modifiers, typeParameters, parameters, type, node.equalsGreaterThanToken, body, /*location*/ node, node.flags), node); - } - return node; + return node.modifiers !== modifiers + || node.typeParameters !== typeParameters + || node.parameters !== parameters + || node.type !== type + || node.body !== body + ? updateNode(createArrowFunction(modifiers, typeParameters, parameters, type, node.equalsGreaterThanToken, body), node) + : node; } ts.updateArrowFunction = updateArrowFunction; - function createDelete(expression, location) { - var node = createNode(186 /* DeleteExpression */, location); - node.expression = parenthesizePrefixOperand(expression); + function createDelete(expression) { + var node = createSynthesizedNode(187 /* DeleteExpression */); + node.expression = ts.parenthesizePrefixOperand(expression); return node; } ts.createDelete = createDelete; function updateDelete(node, expression) { - if (node.expression !== expression) { - return updateNode(createDelete(expression, node), expression); - } - return node; + return node.expression !== expression + ? updateNode(createDelete(expression), node) + : node; } ts.updateDelete = updateDelete; - function createTypeOf(expression, location) { - var node = createNode(187 /* TypeOfExpression */, location); - node.expression = parenthesizePrefixOperand(expression); + function createTypeOf(expression) { + var node = createSynthesizedNode(188 /* TypeOfExpression */); + node.expression = ts.parenthesizePrefixOperand(expression); return node; } ts.createTypeOf = createTypeOf; function updateTypeOf(node, expression) { - if (node.expression !== expression) { - return updateNode(createTypeOf(expression, node), expression); - } - return node; + return node.expression !== expression + ? updateNode(createTypeOf(expression), node) + : node; } ts.updateTypeOf = updateTypeOf; - function createVoid(expression, location) { - var node = createNode(188 /* VoidExpression */, location); - node.expression = parenthesizePrefixOperand(expression); + function createVoid(expression) { + var node = createSynthesizedNode(189 /* VoidExpression */); + node.expression = ts.parenthesizePrefixOperand(expression); return node; } ts.createVoid = createVoid; function updateVoid(node, expression) { - if (node.expression !== expression) { - return updateNode(createVoid(expression, node), node); - } - return node; + return node.expression !== expression + ? updateNode(createVoid(expression), node) + : node; } ts.updateVoid = updateVoid; - function createAwait(expression, location) { - var node = createNode(189 /* AwaitExpression */, location); - node.expression = parenthesizePrefixOperand(expression); + function createAwait(expression) { + var node = createSynthesizedNode(190 /* AwaitExpression */); + node.expression = ts.parenthesizePrefixOperand(expression); return node; } ts.createAwait = createAwait; function updateAwait(node, expression) { - if (node.expression !== expression) { - return updateNode(createAwait(expression, node), node); - } - return node; + return node.expression !== expression + ? updateNode(createAwait(expression), node) + : node; } ts.updateAwait = updateAwait; - function createPrefix(operator, operand, location) { - var node = createNode(190 /* PrefixUnaryExpression */, location); + function createPrefix(operator, operand) { + var node = createSynthesizedNode(191 /* PrefixUnaryExpression */); node.operator = operator; - node.operand = parenthesizePrefixOperand(operand); + node.operand = ts.parenthesizePrefixOperand(operand); return node; } ts.createPrefix = createPrefix; function updatePrefix(node, operand) { - if (node.operand !== operand) { - return updateNode(createPrefix(node.operator, operand, node), node); - } - return node; + return node.operand !== operand + ? updateNode(createPrefix(node.operator, operand), node) + : node; } ts.updatePrefix = updatePrefix; - function createPostfix(operand, operator, location) { - var node = createNode(191 /* PostfixUnaryExpression */, location); - node.operand = parenthesizePostfixOperand(operand); + function createPostfix(operand, operator) { + var node = createSynthesizedNode(192 /* PostfixUnaryExpression */); + node.operand = ts.parenthesizePostfixOperand(operand); node.operator = operator; return node; } ts.createPostfix = createPostfix; function updatePostfix(node, operand) { - if (node.operand !== operand) { - return updateNode(createPostfix(operand, node.operator, node), node); - } - return node; + return node.operand !== operand + ? updateNode(createPostfix(operand, node.operator), node) + : node; } ts.updatePostfix = updatePostfix; - function createBinary(left, operator, right, location) { - var operatorToken = typeof operator === "number" ? createToken(operator) : operator; + function createBinary(left, operator, right) { + var node = createSynthesizedNode(193 /* BinaryExpression */); + var operatorToken = asToken(operator); var operatorKind = operatorToken.kind; - var node = createNode(192 /* BinaryExpression */, location); - node.left = parenthesizeBinaryOperand(operatorKind, left, /*isLeftSideOfBinary*/ true, /*leftOperand*/ undefined); + node.left = ts.parenthesizeBinaryOperand(operatorKind, left, /*isLeftSideOfBinary*/ true, /*leftOperand*/ undefined); node.operatorToken = operatorToken; - node.right = parenthesizeBinaryOperand(operatorKind, right, /*isLeftSideOfBinary*/ false, node.left); + node.right = ts.parenthesizeBinaryOperand(operatorKind, right, /*isLeftSideOfBinary*/ false, node.left); return node; } ts.createBinary = createBinary; function updateBinary(node, left, right) { - if (node.left !== left || node.right !== right) { - return updateNode(createBinary(left, node.operatorToken, right, /*location*/ node), node); - } - return node; + return node.left !== left + || node.right !== right + ? updateNode(createBinary(left, node.operatorToken, right), node) + : node; } ts.updateBinary = updateBinary; - function createConditional(condition, questionTokenOrWhenTrue, whenTrueOrWhenFalse, colonTokenOrLocation, whenFalse, location) { - var node = createNode(193 /* ConditionalExpression */, whenFalse ? location : colonTokenOrLocation); - node.condition = parenthesizeForConditionalHead(condition); - if (whenFalse) { - // second overload - node.questionToken = questionTokenOrWhenTrue; - node.whenTrue = parenthesizeSubexpressionOfConditionalExpression(whenTrueOrWhenFalse); - node.colonToken = colonTokenOrLocation; - node.whenFalse = parenthesizeSubexpressionOfConditionalExpression(whenFalse); - } - else { - // first overload - node.questionToken = createToken(54 /* QuestionToken */); - node.whenTrue = parenthesizeSubexpressionOfConditionalExpression(questionTokenOrWhenTrue); - node.colonToken = createToken(55 /* ColonToken */); - node.whenFalse = parenthesizeSubexpressionOfConditionalExpression(whenTrueOrWhenFalse); - } + function createConditional(condition, questionTokenOrWhenTrue, whenTrueOrWhenFalse, colonToken, whenFalse) { + var node = createSynthesizedNode(194 /* ConditionalExpression */); + node.condition = ts.parenthesizeForConditionalHead(condition); + node.questionToken = whenFalse ? questionTokenOrWhenTrue : createToken(54 /* QuestionToken */); + node.whenTrue = ts.parenthesizeSubexpressionOfConditionalExpression(whenFalse ? whenTrueOrWhenFalse : questionTokenOrWhenTrue); + node.colonToken = whenFalse ? colonToken : createToken(55 /* ColonToken */); + node.whenFalse = ts.parenthesizeSubexpressionOfConditionalExpression(whenFalse ? whenFalse : whenTrueOrWhenFalse); return node; } ts.createConditional = createConditional; function updateConditional(node, condition, whenTrue, whenFalse) { - if (node.condition !== condition || node.whenTrue !== whenTrue || node.whenFalse !== whenFalse) { - return updateNode(createConditional(condition, node.questionToken, whenTrue, node.colonToken, whenFalse, node), node); - } - return node; + return node.condition !== condition + || node.whenTrue !== whenTrue + || node.whenFalse !== whenFalse + ? updateNode(createConditional(condition, node.questionToken, whenTrue, node.colonToken, whenFalse), node) + : node; } ts.updateConditional = updateConditional; - function createTemplateExpression(head, templateSpans, location) { - var node = createNode(194 /* TemplateExpression */, location); + function createTemplateExpression(head, templateSpans) { + var node = createSynthesizedNode(195 /* TemplateExpression */); node.head = head; node.templateSpans = createNodeArray(templateSpans); return node; } ts.createTemplateExpression = createTemplateExpression; function updateTemplateExpression(node, head, templateSpans) { - if (node.head !== head || node.templateSpans !== templateSpans) { - return updateNode(createTemplateExpression(head, templateSpans, node), node); - } - return node; + return node.head !== head + || node.templateSpans !== templateSpans + ? updateNode(createTemplateExpression(head, templateSpans), node) + : node; } ts.updateTemplateExpression = updateTemplateExpression; - function createYield(asteriskToken, expression, location) { - var node = createNode(195 /* YieldExpression */, location); - node.asteriskToken = asteriskToken; - node.expression = expression; + function createYield(asteriskTokenOrExpression, expression) { + var node = createSynthesizedNode(196 /* YieldExpression */); + node.asteriskToken = asteriskTokenOrExpression && asteriskTokenOrExpression.kind === 38 /* AsteriskToken */ ? asteriskTokenOrExpression : undefined; + node.expression = asteriskTokenOrExpression && asteriskTokenOrExpression.kind !== 38 /* AsteriskToken */ ? asteriskTokenOrExpression : expression; return node; } ts.createYield = createYield; - function updateYield(node, expression) { - if (node.expression !== expression) { - return updateNode(createYield(node.asteriskToken, expression, node), node); - } - return node; + function updateYield(node, asteriskToken, expression) { + return node.expression !== expression + || node.asteriskToken !== asteriskToken + ? updateNode(createYield(asteriskToken, expression), node) + : node; } ts.updateYield = updateYield; - function createSpread(expression, location) { - var node = createNode(196 /* SpreadElement */, location); - node.expression = parenthesizeExpressionForList(expression); + function createSpread(expression) { + var node = createSynthesizedNode(197 /* SpreadElement */); + node.expression = ts.parenthesizeExpressionForList(expression); return node; } ts.createSpread = createSpread; function updateSpread(node, expression) { - if (node.expression !== expression) { - return updateNode(createSpread(expression, node), node); - } - return node; + return node.expression !== expression + ? updateNode(createSpread(expression), node) + : node; } ts.updateSpread = updateSpread; - function createClassExpression(modifiers, name, typeParameters, heritageClauses, members, location) { - var node = createNode(197 /* ClassExpression */, location); + function createClassExpression(modifiers, name, typeParameters, heritageClauses, members) { + var node = createSynthesizedNode(198 /* ClassExpression */); node.decorators = undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.name = name; - node.typeParameters = typeParameters ? createNodeArray(typeParameters) : undefined; - node.heritageClauses = createNodeArray(heritageClauses); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.typeParameters = asNodeArray(typeParameters); + node.heritageClauses = asNodeArray(heritageClauses); node.members = createNodeArray(members); return node; } ts.createClassExpression = createClassExpression; function updateClassExpression(node, modifiers, name, typeParameters, heritageClauses, members) { - if (node.modifiers !== modifiers || node.name !== name || node.typeParameters !== typeParameters || node.heritageClauses !== heritageClauses || node.members !== members) { - return updateNode(createClassExpression(modifiers, name, typeParameters, heritageClauses, members, node), node); - } - return node; + return node.modifiers !== modifiers + || node.name !== name + || node.typeParameters !== typeParameters + || node.heritageClauses !== heritageClauses + || node.members !== members + ? updateNode(createClassExpression(modifiers, name, typeParameters, heritageClauses, members), node) + : node; } ts.updateClassExpression = updateClassExpression; - function createOmittedExpression(location) { - var node = createNode(198 /* OmittedExpression */, location); - return node; + function createOmittedExpression() { + return createSynthesizedNode(199 /* OmittedExpression */); } ts.createOmittedExpression = createOmittedExpression; - function createExpressionWithTypeArguments(typeArguments, expression, location) { - var node = createNode(199 /* ExpressionWithTypeArguments */, location); - node.typeArguments = typeArguments ? createNodeArray(typeArguments) : undefined; - node.expression = parenthesizeForAccess(expression); + function createExpressionWithTypeArguments(typeArguments, expression) { + var node = createSynthesizedNode(200 /* ExpressionWithTypeArguments */); + node.expression = ts.parenthesizeForAccess(expression); + node.typeArguments = asNodeArray(typeArguments); return node; } ts.createExpressionWithTypeArguments = createExpressionWithTypeArguments; function updateExpressionWithTypeArguments(node, typeArguments, expression) { - if (node.typeArguments !== typeArguments || node.expression !== expression) { - return updateNode(createExpressionWithTypeArguments(typeArguments, expression, node), node); - } - return node; + return node.typeArguments !== typeArguments + || node.expression !== expression + ? updateNode(createExpressionWithTypeArguments(typeArguments, expression), node) + : node; } ts.updateExpressionWithTypeArguments = updateExpressionWithTypeArguments; + function createAsExpression(expression, type) { + var node = createSynthesizedNode(201 /* AsExpression */); + node.expression = expression; + node.type = type; + return node; + } + ts.createAsExpression = createAsExpression; + function updateAsExpression(node, expression, type) { + return node.expression !== expression + || node.type !== type + ? updateNode(createAsExpression(expression, type), node) + : node; + } + ts.updateAsExpression = updateAsExpression; + function createNonNullExpression(expression) { + var node = createSynthesizedNode(202 /* NonNullExpression */); + node.expression = ts.parenthesizeForAccess(expression); + return node; + } + ts.createNonNullExpression = createNonNullExpression; + function updateNonNullExpression(node, expression) { + return node.expression !== expression + ? updateNode(createNonNullExpression(expression), node) + : node; + } + ts.updateNonNullExpression = updateNonNullExpression; // Misc - function createTemplateSpan(expression, literal, location) { - var node = createNode(202 /* TemplateSpan */, location); + function createTemplateSpan(expression, literal) { + var node = createSynthesizedNode(204 /* TemplateSpan */); node.expression = expression; node.literal = literal; return node; } ts.createTemplateSpan = createTemplateSpan; function updateTemplateSpan(node, expression, literal) { - if (node.expression !== expression || node.literal !== literal) { - return updateNode(createTemplateSpan(expression, literal, node), node); - } - return node; + return node.expression !== expression + || node.literal !== literal + ? updateNode(createTemplateSpan(expression, literal), node) + : node; } ts.updateTemplateSpan = updateTemplateSpan; // Element - function createBlock(statements, location, multiLine, flags) { - var block = createNode(204 /* Block */, location, flags); + function createBlock(statements, multiLine) { + var block = createSynthesizedNode(206 /* Block */); block.statements = createNodeArray(statements); - if (multiLine) { - block.multiLine = true; - } + if (multiLine) + block.multiLine = multiLine; return block; } ts.createBlock = createBlock; function updateBlock(node, statements) { - if (statements !== node.statements) { - return updateNode(createBlock(statements, /*location*/ node, node.multiLine, node.flags), node); - } - return node; + return statements !== node.statements + ? updateNode(createBlock(statements, node.multiLine), node) + : node; } ts.updateBlock = updateBlock; - function createVariableStatement(modifiers, declarationList, location, flags) { - var node = createNode(205 /* VariableStatement */, location, flags); + function createVariableStatement(modifiers, declarationList) { + var node = createSynthesizedNode(207 /* VariableStatement */); node.decorators = undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; + node.modifiers = asNodeArray(modifiers); node.declarationList = ts.isArray(declarationList) ? createVariableDeclarationList(declarationList) : declarationList; return node; } ts.createVariableStatement = createVariableStatement; function updateVariableStatement(node, modifiers, declarationList) { - if (node.modifiers !== modifiers || node.declarationList !== declarationList) { - return updateNode(createVariableStatement(modifiers, declarationList, /*location*/ node, node.flags), node); - } - return node; + return node.modifiers !== modifiers + || node.declarationList !== declarationList + ? updateNode(createVariableStatement(modifiers, declarationList), node) + : node; } ts.updateVariableStatement = updateVariableStatement; - function createVariableDeclarationList(declarations, location, flags) { - var node = createNode(224 /* VariableDeclarationList */, location, flags); + function createVariableDeclarationList(declarations, flags) { + var node = createSynthesizedNode(226 /* VariableDeclarationList */); + node.flags |= flags; node.declarations = createNodeArray(declarations); return node; } ts.createVariableDeclarationList = createVariableDeclarationList; function updateVariableDeclarationList(node, declarations) { - if (node.declarations !== declarations) { - return updateNode(createVariableDeclarationList(declarations, /*location*/ node, node.flags), node); - } - return node; + return node.declarations !== declarations + ? updateNode(createVariableDeclarationList(declarations, node.flags), node) + : node; } ts.updateVariableDeclarationList = updateVariableDeclarationList; - function createVariableDeclaration(name, type, initializer, location, flags) { - var node = createNode(223 /* VariableDeclaration */, location, flags); - node.name = typeof name === "string" ? createIdentifier(name) : name; + function createVariableDeclaration(name, type, initializer) { + var node = createSynthesizedNode(225 /* VariableDeclaration */); + node.name = asName(name); node.type = type; - node.initializer = initializer !== undefined ? parenthesizeExpressionForList(initializer) : undefined; + node.initializer = initializer !== undefined ? ts.parenthesizeExpressionForList(initializer) : undefined; return node; } ts.createVariableDeclaration = createVariableDeclaration; function updateVariableDeclaration(node, name, type, initializer) { - if (node.name !== name || node.type !== type || node.initializer !== initializer) { - return updateNode(createVariableDeclaration(name, type, initializer, /*location*/ node, node.flags), node); - } - return node; + return node.name !== name + || node.type !== type + || node.initializer !== initializer + ? updateNode(createVariableDeclaration(name, type, initializer), node) + : node; } ts.updateVariableDeclaration = updateVariableDeclaration; - function createEmptyStatement(location) { - return createNode(206 /* EmptyStatement */, location); + function createEmptyStatement() { + return createSynthesizedNode(208 /* EmptyStatement */); } ts.createEmptyStatement = createEmptyStatement; - function createStatement(expression, location, flags) { - var node = createNode(207 /* ExpressionStatement */, location, flags); - node.expression = parenthesizeExpressionForExpressionStatement(expression); + function createStatement(expression) { + var node = createSynthesizedNode(209 /* ExpressionStatement */); + node.expression = ts.parenthesizeExpressionForExpressionStatement(expression); return node; } ts.createStatement = createStatement; function updateStatement(node, expression) { - if (node.expression !== expression) { - return updateNode(createStatement(expression, /*location*/ node, node.flags), node); - } - return node; + return node.expression !== expression + ? updateNode(createStatement(expression), node) + : node; } ts.updateStatement = updateStatement; - function createIf(expression, thenStatement, elseStatement, location) { - var node = createNode(208 /* IfStatement */, location); + function createIf(expression, thenStatement, elseStatement) { + var node = createSynthesizedNode(210 /* IfStatement */); node.expression = expression; node.thenStatement = thenStatement; node.elseStatement = elseStatement; @@ -11457,42 +12021,43 @@ var ts; } ts.createIf = createIf; function updateIf(node, expression, thenStatement, elseStatement) { - if (node.expression !== expression || node.thenStatement !== thenStatement || node.elseStatement !== elseStatement) { - return updateNode(createIf(expression, thenStatement, elseStatement, /*location*/ node), node); - } - return node; + return node.expression !== expression + || node.thenStatement !== thenStatement + || node.elseStatement !== elseStatement + ? updateNode(createIf(expression, thenStatement, elseStatement), node) + : node; } ts.updateIf = updateIf; - function createDo(statement, expression, location) { - var node = createNode(209 /* DoStatement */, location); + function createDo(statement, expression) { + var node = createSynthesizedNode(211 /* DoStatement */); node.statement = statement; node.expression = expression; return node; } ts.createDo = createDo; function updateDo(node, statement, expression) { - if (node.statement !== statement || node.expression !== expression) { - return updateNode(createDo(statement, expression, node), node); - } - return node; + return node.statement !== statement + || node.expression !== expression + ? updateNode(createDo(statement, expression), node) + : node; } ts.updateDo = updateDo; - function createWhile(expression, statement, location) { - var node = createNode(210 /* WhileStatement */, location); + function createWhile(expression, statement) { + var node = createSynthesizedNode(212 /* WhileStatement */); node.expression = expression; node.statement = statement; return node; } ts.createWhile = createWhile; function updateWhile(node, expression, statement) { - if (node.expression !== expression || node.statement !== statement) { - return updateNode(createWhile(expression, statement, node), node); - } - return node; + return node.expression !== expression + || node.statement !== statement + ? updateNode(createWhile(expression, statement), node) + : node; } ts.updateWhile = updateWhile; - function createFor(initializer, condition, incrementor, statement, location) { - var node = createNode(211 /* ForStatement */, location, /*flags*/ undefined); + function createFor(initializer, condition, incrementor, statement) { + var node = createSynthesizedNode(213 /* ForStatement */); node.initializer = initializer; node.condition = condition; node.incrementor = incrementor; @@ -11501,14 +12066,16 @@ var ts; } ts.createFor = createFor; function updateFor(node, initializer, condition, incrementor, statement) { - if (node.initializer !== initializer || node.condition !== condition || node.incrementor !== incrementor || node.statement !== statement) { - return updateNode(createFor(initializer, condition, incrementor, statement, node), node); - } - return node; + return node.initializer !== initializer + || node.condition !== condition + || node.incrementor !== incrementor + || node.statement !== statement + ? updateNode(createFor(initializer, condition, incrementor, statement), node) + : node; } ts.updateFor = updateFor; - function createForIn(initializer, expression, statement, location) { - var node = createNode(212 /* ForInStatement */, location); + function createForIn(initializer, expression, statement) { + var node = createSynthesizedNode(214 /* ForInStatement */); node.initializer = initializer; node.expression = expression; node.statement = statement; @@ -11516,127 +12083,123 @@ var ts; } ts.createForIn = createForIn; function updateForIn(node, initializer, expression, statement) { - if (node.initializer !== initializer || node.expression !== expression || node.statement !== statement) { - return updateNode(createForIn(initializer, expression, statement, node), node); - } - return node; + return node.initializer !== initializer + || node.expression !== expression + || node.statement !== statement + ? updateNode(createForIn(initializer, expression, statement), node) + : node; } ts.updateForIn = updateForIn; - function createForOf(initializer, expression, statement, location) { - var node = createNode(213 /* ForOfStatement */, location); + function createForOf(awaitModifier, initializer, expression, statement) { + var node = createSynthesizedNode(215 /* ForOfStatement */); + node.awaitModifier = awaitModifier; node.initializer = initializer; node.expression = expression; node.statement = statement; return node; } ts.createForOf = createForOf; - function updateForOf(node, initializer, expression, statement) { - if (node.initializer !== initializer || node.expression !== expression || node.statement !== statement) { - return updateNode(createForOf(initializer, expression, statement, node), node); - } - return node; + function updateForOf(node, awaitModifier, initializer, expression, statement) { + return node.awaitModifier !== awaitModifier + || node.initializer !== initializer + || node.expression !== expression + || node.statement !== statement + ? updateNode(createForOf(awaitModifier, initializer, expression, statement), node) + : node; } ts.updateForOf = updateForOf; - function createContinue(label, location) { - var node = createNode(214 /* ContinueStatement */, location); - if (label) { - node.label = label; - } + function createContinue(label) { + var node = createSynthesizedNode(216 /* ContinueStatement */); + node.label = asName(label); return node; } ts.createContinue = createContinue; function updateContinue(node, label) { - if (node.label !== label) { - return updateNode(createContinue(label, node), node); - } - return node; + return node.label !== label + ? updateNode(createContinue(label), node) + : node; } ts.updateContinue = updateContinue; - function createBreak(label, location) { - var node = createNode(215 /* BreakStatement */, location); - if (label) { - node.label = label; - } + function createBreak(label) { + var node = createSynthesizedNode(217 /* BreakStatement */); + node.label = asName(label); return node; } ts.createBreak = createBreak; function updateBreak(node, label) { - if (node.label !== label) { - return updateNode(createBreak(label, node), node); - } - return node; + return node.label !== label + ? updateNode(createBreak(label), node) + : node; } ts.updateBreak = updateBreak; - function createReturn(expression, location) { - var node = createNode(216 /* ReturnStatement */, location); + function createReturn(expression) { + var node = createSynthesizedNode(218 /* ReturnStatement */); node.expression = expression; return node; } ts.createReturn = createReturn; function updateReturn(node, expression) { - if (node.expression !== expression) { - return updateNode(createReturn(expression, /*location*/ node), node); - } - return node; + return node.expression !== expression + ? updateNode(createReturn(expression), node) + : node; } ts.updateReturn = updateReturn; - function createWith(expression, statement, location) { - var node = createNode(217 /* WithStatement */, location); + function createWith(expression, statement) { + var node = createSynthesizedNode(219 /* WithStatement */); node.expression = expression; node.statement = statement; return node; } ts.createWith = createWith; function updateWith(node, expression, statement) { - if (node.expression !== expression || node.statement !== statement) { - return updateNode(createWith(expression, statement, node), node); - } - return node; + return node.expression !== expression + || node.statement !== statement + ? updateNode(createWith(expression, statement), node) + : node; } ts.updateWith = updateWith; - function createSwitch(expression, caseBlock, location) { - var node = createNode(218 /* SwitchStatement */, location); - node.expression = parenthesizeExpressionForList(expression); + function createSwitch(expression, caseBlock) { + var node = createSynthesizedNode(220 /* SwitchStatement */); + node.expression = ts.parenthesizeExpressionForList(expression); node.caseBlock = caseBlock; return node; } ts.createSwitch = createSwitch; function updateSwitch(node, expression, caseBlock) { - if (node.expression !== expression || node.caseBlock !== caseBlock) { - return updateNode(createSwitch(expression, caseBlock, node), node); - } - return node; + return node.expression !== expression + || node.caseBlock !== caseBlock + ? updateNode(createSwitch(expression, caseBlock), node) + : node; } ts.updateSwitch = updateSwitch; - function createLabel(label, statement, location) { - var node = createNode(219 /* LabeledStatement */, location); - node.label = typeof label === "string" ? createIdentifier(label) : label; + function createLabel(label, statement) { + var node = createSynthesizedNode(221 /* LabeledStatement */); + node.label = asName(label); node.statement = statement; return node; } ts.createLabel = createLabel; function updateLabel(node, label, statement) { - if (node.label !== label || node.statement !== statement) { - return updateNode(createLabel(label, statement, node), node); - } - return node; + return node.label !== label + || node.statement !== statement + ? updateNode(createLabel(label, statement), node) + : node; } ts.updateLabel = updateLabel; - function createThrow(expression, location) { - var node = createNode(220 /* ThrowStatement */, location); + function createThrow(expression) { + var node = createSynthesizedNode(222 /* ThrowStatement */); node.expression = expression; return node; } ts.createThrow = createThrow; function updateThrow(node, expression) { - if (node.expression !== expression) { - return updateNode(createThrow(expression, node), node); - } - return node; + return node.expression !== expression + ? updateNode(createThrow(expression), node) + : node; } ts.updateThrow = updateThrow; - function createTry(tryBlock, catchClause, finallyBlock, location) { - var node = createNode(221 /* TryStatement */, location); + function createTry(tryBlock, catchClause, finallyBlock) { + var node = createSynthesizedNode(223 /* TryStatement */); node.tryBlock = tryBlock; node.catchClause = catchClause; node.finallyBlock = finallyBlock; @@ -11644,195 +12207,286 @@ var ts; } ts.createTry = createTry; function updateTry(node, tryBlock, catchClause, finallyBlock) { - if (node.tryBlock !== tryBlock || node.catchClause !== catchClause || node.finallyBlock !== finallyBlock) { - return updateNode(createTry(tryBlock, catchClause, finallyBlock, node), node); - } - return node; + return node.tryBlock !== tryBlock + || node.catchClause !== catchClause + || node.finallyBlock !== finallyBlock + ? updateNode(createTry(tryBlock, catchClause, finallyBlock), node) + : node; } ts.updateTry = updateTry; - function createCaseBlock(clauses, location) { - var node = createNode(232 /* CaseBlock */, location); - node.clauses = createNodeArray(clauses); - return node; - } - ts.createCaseBlock = createCaseBlock; - function updateCaseBlock(node, clauses) { - if (node.clauses !== clauses) { - return updateNode(createCaseBlock(clauses, node), node); - } - return node; - } - ts.updateCaseBlock = updateCaseBlock; - function createFunctionDeclaration(decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body, location, flags) { - var node = createNode(225 /* FunctionDeclaration */, location, flags); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; + function createFunctionDeclaration(decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body) { + var node = createSynthesizedNode(227 /* FunctionDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); node.asteriskToken = asteriskToken; - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.typeParameters = typeParameters ? createNodeArray(typeParameters) : undefined; + node.name = asName(name); + node.typeParameters = asNodeArray(typeParameters); node.parameters = createNodeArray(parameters); node.type = type; node.body = body; return node; } ts.createFunctionDeclaration = createFunctionDeclaration; - function updateFunctionDeclaration(node, decorators, modifiers, name, typeParameters, parameters, type, body) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.name !== name || node.typeParameters !== typeParameters || node.parameters !== parameters || node.type !== type || node.body !== body) { - return updateNode(createFunctionDeclaration(decorators, modifiers, node.asteriskToken, name, typeParameters, parameters, type, body, /*location*/ node, node.flags), node); - } - return node; + function updateFunctionDeclaration(node, decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.asteriskToken !== asteriskToken + || node.name !== name + || node.typeParameters !== typeParameters + || node.parameters !== parameters + || node.type !== type + || node.body !== body + ? updateNode(createFunctionDeclaration(decorators, modifiers, asteriskToken, name, typeParameters, parameters, type, body), node) + : node; } ts.updateFunctionDeclaration = updateFunctionDeclaration; - function createClassDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members, location) { - var node = createNode(226 /* ClassDeclaration */, location); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; - node.name = name; - node.typeParameters = typeParameters ? createNodeArray(typeParameters) : undefined; - node.heritageClauses = createNodeArray(heritageClauses); + function createClassDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members) { + var node = createSynthesizedNode(228 /* ClassDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.typeParameters = asNodeArray(typeParameters); + node.heritageClauses = asNodeArray(heritageClauses); node.members = createNodeArray(members); return node; } ts.createClassDeclaration = createClassDeclaration; function updateClassDeclaration(node, decorators, modifiers, name, typeParameters, heritageClauses, members) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.name !== name || node.typeParameters !== typeParameters || node.heritageClauses !== heritageClauses || node.members !== members) { - return updateNode(createClassDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members, node), node); - } - return node; + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.typeParameters !== typeParameters + || node.heritageClauses !== heritageClauses + || node.members !== members + ? updateNode(createClassDeclaration(decorators, modifiers, name, typeParameters, heritageClauses, members), node) + : node; } ts.updateClassDeclaration = updateClassDeclaration; - function createImportDeclaration(decorators, modifiers, importClause, moduleSpecifier, location) { - var node = createNode(235 /* ImportDeclaration */, location); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; + function createEnumDeclaration(decorators, modifiers, name, members) { + var node = createSynthesizedNode(231 /* EnumDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.members = createNodeArray(members); + return node; + } + ts.createEnumDeclaration = createEnumDeclaration; + function updateEnumDeclaration(node, decorators, modifiers, name, members) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.members !== members + ? updateNode(createEnumDeclaration(decorators, modifiers, name, members), node) + : node; + } + ts.updateEnumDeclaration = updateEnumDeclaration; + function createModuleDeclaration(decorators, modifiers, name, body, flags) { + var node = createSynthesizedNode(232 /* ModuleDeclaration */); + node.flags |= flags; + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = name; + node.body = body; + return node; + } + ts.createModuleDeclaration = createModuleDeclaration; + function updateModuleDeclaration(node, decorators, modifiers, name, body) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.body !== body + ? updateNode(createModuleDeclaration(decorators, modifiers, name, body, node.flags), node) + : node; + } + ts.updateModuleDeclaration = updateModuleDeclaration; + function createModuleBlock(statements) { + var node = createSynthesizedNode(233 /* ModuleBlock */); + node.statements = createNodeArray(statements); + return node; + } + ts.createModuleBlock = createModuleBlock; + function updateModuleBlock(node, statements) { + return node.statements !== statements + ? updateNode(createModuleBlock(statements), node) + : node; + } + ts.updateModuleBlock = updateModuleBlock; + function createCaseBlock(clauses) { + var node = createSynthesizedNode(234 /* CaseBlock */); + node.clauses = createNodeArray(clauses); + return node; + } + ts.createCaseBlock = createCaseBlock; + function updateCaseBlock(node, clauses) { + return node.clauses !== clauses + ? updateNode(createCaseBlock(clauses), node) + : node; + } + ts.updateCaseBlock = updateCaseBlock; + function createImportEqualsDeclaration(decorators, modifiers, name, moduleReference) { + var node = createSynthesizedNode(236 /* ImportEqualsDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); + node.name = asName(name); + node.moduleReference = moduleReference; + return node; + } + ts.createImportEqualsDeclaration = createImportEqualsDeclaration; + function updateImportEqualsDeclaration(node, decorators, modifiers, name, moduleReference) { + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.name !== name + || node.moduleReference !== moduleReference + ? updateNode(createImportEqualsDeclaration(decorators, modifiers, name, moduleReference), node) + : node; + } + ts.updateImportEqualsDeclaration = updateImportEqualsDeclaration; + function createImportDeclaration(decorators, modifiers, importClause, moduleSpecifier) { + var node = createSynthesizedNode(237 /* ImportDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); node.importClause = importClause; node.moduleSpecifier = moduleSpecifier; return node; } ts.createImportDeclaration = createImportDeclaration; function updateImportDeclaration(node, decorators, modifiers, importClause, moduleSpecifier) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.importClause !== importClause || node.moduleSpecifier !== moduleSpecifier) { - return updateNode(createImportDeclaration(decorators, modifiers, importClause, moduleSpecifier, node), node); - } - return node; + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.importClause !== importClause || node.moduleSpecifier !== moduleSpecifier + ? updateNode(createImportDeclaration(decorators, modifiers, importClause, moduleSpecifier), node) + : node; } ts.updateImportDeclaration = updateImportDeclaration; - function createImportClause(name, namedBindings, location) { - var node = createNode(236 /* ImportClause */, location); + function createImportClause(name, namedBindings) { + var node = createSynthesizedNode(238 /* ImportClause */); node.name = name; node.namedBindings = namedBindings; return node; } ts.createImportClause = createImportClause; function updateImportClause(node, name, namedBindings) { - if (node.name !== name || node.namedBindings !== namedBindings) { - return updateNode(createImportClause(name, namedBindings, node), node); - } - return node; + return node.name !== name + || node.namedBindings !== namedBindings + ? updateNode(createImportClause(name, namedBindings), node) + : node; } ts.updateImportClause = updateImportClause; - function createNamespaceImport(name, location) { - var node = createNode(237 /* NamespaceImport */, location); + function createNamespaceImport(name) { + var node = createSynthesizedNode(239 /* NamespaceImport */); node.name = name; return node; } ts.createNamespaceImport = createNamespaceImport; function updateNamespaceImport(node, name) { - if (node.name !== name) { - return updateNode(createNamespaceImport(name, node), node); - } - return node; + return node.name !== name + ? updateNode(createNamespaceImport(name), node) + : node; } ts.updateNamespaceImport = updateNamespaceImport; - function createNamedImports(elements, location) { - var node = createNode(238 /* NamedImports */, location); + function createNamedImports(elements) { + var node = createSynthesizedNode(240 /* NamedImports */); node.elements = createNodeArray(elements); return node; } ts.createNamedImports = createNamedImports; function updateNamedImports(node, elements) { - if (node.elements !== elements) { - return updateNode(createNamedImports(elements, node), node); - } - return node; + return node.elements !== elements + ? updateNode(createNamedImports(elements), node) + : node; } ts.updateNamedImports = updateNamedImports; - function createImportSpecifier(propertyName, name, location) { - var node = createNode(239 /* ImportSpecifier */, location); + function createImportSpecifier(propertyName, name) { + var node = createSynthesizedNode(241 /* ImportSpecifier */); node.propertyName = propertyName; node.name = name; return node; } ts.createImportSpecifier = createImportSpecifier; function updateImportSpecifier(node, propertyName, name) { - if (node.propertyName !== propertyName || node.name !== name) { - return updateNode(createImportSpecifier(propertyName, name, node), node); - } - return node; + return node.propertyName !== propertyName + || node.name !== name + ? updateNode(createImportSpecifier(propertyName, name), node) + : node; } ts.updateImportSpecifier = updateImportSpecifier; - function createExportAssignment(decorators, modifiers, isExportEquals, expression, location) { - var node = createNode(240 /* ExportAssignment */, location); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; + function createExportAssignment(decorators, modifiers, isExportEquals, expression) { + var node = createSynthesizedNode(242 /* ExportAssignment */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); node.isExportEquals = isExportEquals; node.expression = expression; return node; } ts.createExportAssignment = createExportAssignment; function updateExportAssignment(node, decorators, modifiers, expression) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.expression !== expression) { - return updateNode(createExportAssignment(decorators, modifiers, node.isExportEquals, expression, node), node); - } - return node; + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.expression !== expression + ? updateNode(createExportAssignment(decorators, modifiers, node.isExportEquals, expression), node) + : node; } ts.updateExportAssignment = updateExportAssignment; - function createExportDeclaration(decorators, modifiers, exportClause, moduleSpecifier, location) { - var node = createNode(241 /* ExportDeclaration */, location); - node.decorators = decorators ? createNodeArray(decorators) : undefined; - node.modifiers = modifiers ? createNodeArray(modifiers) : undefined; + function createExportDeclaration(decorators, modifiers, exportClause, moduleSpecifier) { + var node = createSynthesizedNode(243 /* ExportDeclaration */); + node.decorators = asNodeArray(decorators); + node.modifiers = asNodeArray(modifiers); node.exportClause = exportClause; node.moduleSpecifier = moduleSpecifier; return node; } ts.createExportDeclaration = createExportDeclaration; function updateExportDeclaration(node, decorators, modifiers, exportClause, moduleSpecifier) { - if (node.decorators !== decorators || node.modifiers !== modifiers || node.exportClause !== exportClause || node.moduleSpecifier !== moduleSpecifier) { - return updateNode(createExportDeclaration(decorators, modifiers, exportClause, moduleSpecifier, node), node); - } - return node; + return node.decorators !== decorators + || node.modifiers !== modifiers + || node.exportClause !== exportClause + || node.moduleSpecifier !== moduleSpecifier + ? updateNode(createExportDeclaration(decorators, modifiers, exportClause, moduleSpecifier), node) + : node; } ts.updateExportDeclaration = updateExportDeclaration; - function createNamedExports(elements, location) { - var node = createNode(242 /* NamedExports */, location); + function createNamedExports(elements) { + var node = createSynthesizedNode(244 /* NamedExports */); node.elements = createNodeArray(elements); return node; } ts.createNamedExports = createNamedExports; function updateNamedExports(node, elements) { - if (node.elements !== elements) { - return updateNode(createNamedExports(elements, node), node); - } - return node; + return node.elements !== elements + ? updateNode(createNamedExports(elements), node) + : node; } ts.updateNamedExports = updateNamedExports; - function createExportSpecifier(name, propertyName, location) { - var node = createNode(243 /* ExportSpecifier */, location); - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.propertyName = typeof propertyName === "string" ? createIdentifier(propertyName) : propertyName; + function createExportSpecifier(propertyName, name) { + var node = createSynthesizedNode(245 /* ExportSpecifier */); + node.propertyName = asName(propertyName); + node.name = asName(name); return node; } ts.createExportSpecifier = createExportSpecifier; - function updateExportSpecifier(node, name, propertyName) { - if (node.name !== name || node.propertyName !== propertyName) { - return updateNode(createExportSpecifier(name, propertyName, node), node); - } - return node; + function updateExportSpecifier(node, propertyName, name) { + return node.propertyName !== propertyName + || node.name !== name + ? updateNode(createExportSpecifier(propertyName, name), node) + : node; } ts.updateExportSpecifier = updateExportSpecifier; + // Module references + function createExternalModuleReference(expression) { + var node = createSynthesizedNode(247 /* ExternalModuleReference */); + node.expression = expression; + return node; + } + ts.createExternalModuleReference = createExternalModuleReference; + function updateExternalModuleReference(node, expression) { + return node.expression !== expression + ? updateNode(createExternalModuleReference(expression), node) + : node; + } + ts.updateExternalModuleReference = updateExternalModuleReference; // JSX - function createJsxElement(openingElement, children, closingElement, location) { - var node = createNode(246 /* JsxElement */, location); + function createJsxElement(openingElement, children, closingElement) { + var node = createSynthesizedNode(248 /* JsxElement */); node.openingElement = openingElement; node.children = createNodeArray(children); node.closingElement = closingElement; @@ -11840,96 +12494,108 @@ var ts; } ts.createJsxElement = createJsxElement; function updateJsxElement(node, openingElement, children, closingElement) { - if (node.openingElement !== openingElement || node.children !== children || node.closingElement !== closingElement) { - return updateNode(createJsxElement(openingElement, children, closingElement, node), node); - } - return node; + return node.openingElement !== openingElement + || node.children !== children + || node.closingElement !== closingElement + ? updateNode(createJsxElement(openingElement, children, closingElement), node) + : node; } ts.updateJsxElement = updateJsxElement; - function createJsxSelfClosingElement(tagName, attributes, location) { - var node = createNode(247 /* JsxSelfClosingElement */, location); + function createJsxSelfClosingElement(tagName, attributes) { + var node = createSynthesizedNode(249 /* JsxSelfClosingElement */); node.tagName = tagName; - node.attributes = createNodeArray(attributes); + node.attributes = attributes; return node; } ts.createJsxSelfClosingElement = createJsxSelfClosingElement; function updateJsxSelfClosingElement(node, tagName, attributes) { - if (node.tagName !== tagName || node.attributes !== attributes) { - return updateNode(createJsxSelfClosingElement(tagName, attributes, node), node); - } - return node; + return node.tagName !== tagName + || node.attributes !== attributes + ? updateNode(createJsxSelfClosingElement(tagName, attributes), node) + : node; } ts.updateJsxSelfClosingElement = updateJsxSelfClosingElement; - function createJsxOpeningElement(tagName, attributes, location) { - var node = createNode(248 /* JsxOpeningElement */, location); + function createJsxOpeningElement(tagName, attributes) { + var node = createSynthesizedNode(250 /* JsxOpeningElement */); node.tagName = tagName; - node.attributes = createNodeArray(attributes); + node.attributes = attributes; return node; } ts.createJsxOpeningElement = createJsxOpeningElement; function updateJsxOpeningElement(node, tagName, attributes) { - if (node.tagName !== tagName || node.attributes !== attributes) { - return updateNode(createJsxOpeningElement(tagName, attributes, node), node); - } - return node; + return node.tagName !== tagName + || node.attributes !== attributes + ? updateNode(createJsxOpeningElement(tagName, attributes), node) + : node; } ts.updateJsxOpeningElement = updateJsxOpeningElement; - function createJsxClosingElement(tagName, location) { - var node = createNode(249 /* JsxClosingElement */, location); + function createJsxClosingElement(tagName) { + var node = createSynthesizedNode(251 /* JsxClosingElement */); node.tagName = tagName; return node; } ts.createJsxClosingElement = createJsxClosingElement; function updateJsxClosingElement(node, tagName) { - if (node.tagName !== tagName) { - return updateNode(createJsxClosingElement(tagName, node), node); - } - return node; + return node.tagName !== tagName + ? updateNode(createJsxClosingElement(tagName), node) + : node; } ts.updateJsxClosingElement = updateJsxClosingElement; - function createJsxAttribute(name, initializer, location) { - var node = createNode(250 /* JsxAttribute */, location); + function createJsxAttributes(properties) { + var jsxAttributes = createSynthesizedNode(253 /* JsxAttributes */); + jsxAttributes.properties = createNodeArray(properties); + return jsxAttributes; + } + ts.createJsxAttributes = createJsxAttributes; + function updateJsxAttributes(jsxAttributes, properties) { + if (jsxAttributes.properties !== properties) { + return updateNode(createJsxAttributes(properties), jsxAttributes); + } + return jsxAttributes; + } + ts.updateJsxAttributes = updateJsxAttributes; + function createJsxAttribute(name, initializer) { + var node = createSynthesizedNode(252 /* JsxAttribute */); node.name = name; node.initializer = initializer; return node; } ts.createJsxAttribute = createJsxAttribute; function updateJsxAttribute(node, name, initializer) { - if (node.name !== name || node.initializer !== initializer) { - return updateNode(createJsxAttribute(name, initializer, node), node); - } - return node; + return node.name !== name + || node.initializer !== initializer + ? updateNode(createJsxAttribute(name, initializer), node) + : node; } ts.updateJsxAttribute = updateJsxAttribute; - function createJsxSpreadAttribute(expression, location) { - var node = createNode(251 /* JsxSpreadAttribute */, location); + function createJsxSpreadAttribute(expression) { + var node = createSynthesizedNode(254 /* JsxSpreadAttribute */); node.expression = expression; return node; } ts.createJsxSpreadAttribute = createJsxSpreadAttribute; function updateJsxSpreadAttribute(node, expression) { - if (node.expression !== expression) { - return updateNode(createJsxSpreadAttribute(expression, node), node); - } - return node; + return node.expression !== expression + ? updateNode(createJsxSpreadAttribute(expression), node) + : node; } ts.updateJsxSpreadAttribute = updateJsxSpreadAttribute; - function createJsxExpression(expression, location) { - var node = createNode(252 /* JsxExpression */, location); + function createJsxExpression(dotDotDotToken, expression) { + var node = createSynthesizedNode(255 /* JsxExpression */); + node.dotDotDotToken = dotDotDotToken; node.expression = expression; return node; } ts.createJsxExpression = createJsxExpression; function updateJsxExpression(node, expression) { - if (node.expression !== expression) { - return updateNode(createJsxExpression(expression, node), node); - } - return node; + return node.expression !== expression + ? updateNode(createJsxExpression(node.dotDotDotToken, expression), node) + : node; } ts.updateJsxExpression = updateJsxExpression; // Clauses - function createHeritageClause(token, types, location) { - var node = createNode(255 /* HeritageClause */, location); + function createHeritageClause(token, types) { + var node = createSynthesizedNode(258 /* HeritageClause */); node.token = token; node.types = createNodeArray(types); return node; @@ -11937,40 +12603,40 @@ var ts; ts.createHeritageClause = createHeritageClause; function updateHeritageClause(node, types) { if (node.types !== types) { - return updateNode(createHeritageClause(node.token, types, node), node); + return updateNode(createHeritageClause(node.token, types), node); } return node; } ts.updateHeritageClause = updateHeritageClause; - function createCaseClause(expression, statements, location) { - var node = createNode(253 /* CaseClause */, location); - node.expression = parenthesizeExpressionForList(expression); + function createCaseClause(expression, statements) { + var node = createSynthesizedNode(256 /* CaseClause */); + node.expression = ts.parenthesizeExpressionForList(expression); node.statements = createNodeArray(statements); return node; } ts.createCaseClause = createCaseClause; function updateCaseClause(node, expression, statements) { if (node.expression !== expression || node.statements !== statements) { - return updateNode(createCaseClause(expression, statements, node), node); + return updateNode(createCaseClause(expression, statements), node); } return node; } ts.updateCaseClause = updateCaseClause; - function createDefaultClause(statements, location) { - var node = createNode(254 /* DefaultClause */, location); + function createDefaultClause(statements) { + var node = createSynthesizedNode(257 /* DefaultClause */); node.statements = createNodeArray(statements); return node; } ts.createDefaultClause = createDefaultClause; function updateDefaultClause(node, statements) { if (node.statements !== statements) { - return updateNode(createDefaultClause(statements, node), node); + return updateNode(createDefaultClause(statements), node); } return node; } ts.updateDefaultClause = updateDefaultClause; - function createCatchClause(variableDeclaration, block, location) { - var node = createNode(256 /* CatchClause */, location); + function createCatchClause(variableDeclaration, block) { + var node = createSynthesizedNode(259 /* CatchClause */); node.variableDeclaration = typeof variableDeclaration === "string" ? createVariableDeclaration(variableDeclaration) : variableDeclaration; node.block = block; return node; @@ -11978,58 +12644,74 @@ var ts; ts.createCatchClause = createCatchClause; function updateCatchClause(node, variableDeclaration, block) { if (node.variableDeclaration !== variableDeclaration || node.block !== block) { - return updateNode(createCatchClause(variableDeclaration, block, node), node); + return updateNode(createCatchClause(variableDeclaration, block), node); } return node; } ts.updateCatchClause = updateCatchClause; // Property assignments - function createPropertyAssignment(name, initializer, location) { - var node = createNode(257 /* PropertyAssignment */, location); - node.name = typeof name === "string" ? createIdentifier(name) : name; + function createPropertyAssignment(name, initializer) { + var node = createSynthesizedNode(260 /* PropertyAssignment */); + node.name = asName(name); node.questionToken = undefined; - node.initializer = initializer !== undefined ? parenthesizeExpressionForList(initializer) : undefined; + node.initializer = initializer !== undefined ? ts.parenthesizeExpressionForList(initializer) : undefined; return node; } ts.createPropertyAssignment = createPropertyAssignment; function updatePropertyAssignment(node, name, initializer) { if (node.name !== name || node.initializer !== initializer) { - return updateNode(createPropertyAssignment(name, initializer, node), node); + return updateNode(createPropertyAssignment(name, initializer), node); } return node; } ts.updatePropertyAssignment = updatePropertyAssignment; - function createShorthandPropertyAssignment(name, objectAssignmentInitializer, location) { - var node = createNode(258 /* ShorthandPropertyAssignment */, location); - node.name = typeof name === "string" ? createIdentifier(name) : name; - node.objectAssignmentInitializer = objectAssignmentInitializer !== undefined ? parenthesizeExpressionForList(objectAssignmentInitializer) : undefined; + function createShorthandPropertyAssignment(name, objectAssignmentInitializer) { + var node = createSynthesizedNode(261 /* ShorthandPropertyAssignment */); + node.name = asName(name); + node.objectAssignmentInitializer = objectAssignmentInitializer !== undefined ? ts.parenthesizeExpressionForList(objectAssignmentInitializer) : undefined; return node; } ts.createShorthandPropertyAssignment = createShorthandPropertyAssignment; - function createSpreadAssignment(expression, location) { - var node = createNode(259 /* SpreadAssignment */, location); - node.expression = expression !== undefined ? parenthesizeExpressionForList(expression) : undefined; - return node; - } - ts.createSpreadAssignment = createSpreadAssignment; function updateShorthandPropertyAssignment(node, name, objectAssignmentInitializer) { if (node.name !== name || node.objectAssignmentInitializer !== objectAssignmentInitializer) { - return updateNode(createShorthandPropertyAssignment(name, objectAssignmentInitializer, node), node); + return updateNode(createShorthandPropertyAssignment(name, objectAssignmentInitializer), node); } return node; } ts.updateShorthandPropertyAssignment = updateShorthandPropertyAssignment; + function createSpreadAssignment(expression) { + var node = createSynthesizedNode(262 /* SpreadAssignment */); + node.expression = expression !== undefined ? ts.parenthesizeExpressionForList(expression) : undefined; + return node; + } + ts.createSpreadAssignment = createSpreadAssignment; function updateSpreadAssignment(node, expression) { if (node.expression !== expression) { - return updateNode(createSpreadAssignment(expression, node), node); + return updateNode(createSpreadAssignment(expression), node); } return node; } ts.updateSpreadAssignment = updateSpreadAssignment; + // Enum + function createEnumMember(name, initializer) { + var node = createSynthesizedNode(263 /* EnumMember */); + node.name = asName(name); + node.initializer = initializer && ts.parenthesizeExpressionForList(initializer); + return node; + } + ts.createEnumMember = createEnumMember; + function updateEnumMember(node, name, initializer) { + return node.name !== name + || node.initializer !== initializer + ? updateNode(createEnumMember(name, initializer), node) + : node; + } + ts.updateEnumMember = updateEnumMember; // Top-level nodes function updateSourceFileNode(node, statements) { if (node.statements !== statements) { - var updated = createNode(261 /* SourceFile */, /*location*/ node, node.flags); + var updated = createSynthesizedNode(264 /* SourceFile */); + updated.flags |= node.flags; updated.statements = createNodeArray(statements); updated.endOfFileToken = node.endOfFileToken; updated.fileName = node.fileName; @@ -12088,6 +12770,17 @@ var ts; return node; } ts.updateSourceFileNode = updateSourceFileNode; + /** + * Creates a shallow, memberwise clone of a node for mutation. + */ + function getMutableClone(node) { + var clone = getSynthesizedClone(node); + clone.pos = node.pos; + clone.end = node.end; + clone.parent = node.parent; + return clone; + } + ts.getMutableClone = getMutableClone; // Transformation nodes /** * Creates a synthetic statement to act as a placeholder for a not-emitted statement in @@ -12096,8 +12789,9 @@ var ts; * @param original The original statement. */ function createNotEmittedStatement(original) { - var node = createNode(293 /* NotEmittedStatement */, /*location*/ original); + var node = createSynthesizedNode(294 /* NotEmittedStatement */); node.original = original; + setTextRange(node, original); return node; } ts.createNotEmittedStatement = createNotEmittedStatement; @@ -12105,8 +12799,9 @@ var ts; * Creates a synthetic element to act as a placeholder for the end of an emitted declaration in * order to properly emit exports. */ + /* @internal */ function createEndOfDeclarationMarker(original) { - var node = createNode(296 /* EndOfDeclarationMarker */); + var node = createSynthesizedNode(297 /* EndOfDeclarationMarker */); node.emitNode = {}; node.original = original; return node; @@ -12116,8 +12811,9 @@ var ts; * Creates a synthetic element to act as a placeholder for the beginning of a merged declaration in * order to properly emit exports. */ + /* @internal */ function createMergeDeclarationMarker(original) { - var node = createNode(295 /* MergeDeclarationMarker */); + var node = createSynthesizedNode(296 /* MergeDeclarationMarker */); node.emitNode = {}; node.original = original; return node; @@ -12131,44 +12827,45 @@ var ts; * @param original The original outer expression. * @param location The location for the expression. Defaults to the positions from "original" if provided. */ - function createPartiallyEmittedExpression(expression, original, location) { - var node = createNode(294 /* PartiallyEmittedExpression */, /*location*/ location || original); + function createPartiallyEmittedExpression(expression, original) { + var node = createSynthesizedNode(295 /* PartiallyEmittedExpression */); node.expression = expression; node.original = original; + setTextRange(node, original); return node; } ts.createPartiallyEmittedExpression = createPartiallyEmittedExpression; function updatePartiallyEmittedExpression(node, expression) { if (node.expression !== expression) { - return updateNode(createPartiallyEmittedExpression(expression, node.original, node), node); + return updateNode(createPartiallyEmittedExpression(expression, node.original), node); } return node; } ts.updatePartiallyEmittedExpression = updatePartiallyEmittedExpression; - /** - * Creates a node that emits a string of raw text in an expression position. Raw text is never - * transformed, should be ES3 compliant, and should have the same precedence as - * PrimaryExpression. - * - * @param text The raw text of the node. - */ - function createRawExpression(text) { - var node = createNode(297 /* RawExpression */); - node.text = text; + function createBundle(sourceFiles) { + var node = ts.createNode(265 /* Bundle */); + node.sourceFiles = sourceFiles; + return node; + } + ts.createBundle = createBundle; + function updateBundle(node, sourceFiles) { + if (node.sourceFiles !== sourceFiles) { + return createBundle(sourceFiles); + } return node; } - ts.createRawExpression = createRawExpression; + ts.updateBundle = updateBundle; // Compound nodes function createComma(left, right) { return createBinary(left, 25 /* CommaToken */, right); } ts.createComma = createComma; - function createLessThan(left, right, location) { - return createBinary(left, 26 /* LessThanToken */, right, location); + function createLessThan(left, right) { + return createBinary(left, 26 /* LessThanToken */, right); } ts.createLessThan = createLessThan; - function createAssignment(left, right, location) { - return createBinary(left, 57 /* EqualsToken */, right, location); + function createAssignment(left, right) { + return createBinary(left, 57 /* EqualsToken */, right); } ts.createAssignment = createAssignment; function createStrictEquality(left, right) { @@ -12187,8 +12884,8 @@ var ts; return createBinary(left, 37 /* MinusToken */, right); } ts.createSubtract = createSubtract; - function createPostfixIncrement(operand, location) { - return createPostfix(operand, 42 /* PlusPlusToken */, location); + function createPostfixIncrement(operand) { + return createPostfix(operand, 42 /* PlusPlusToken */); } ts.createPostfixIncrement = createPostfixIncrement; function createLogicalAnd(left, right) { @@ -12207,61 +12904,378 @@ var ts; return createVoid(createLiteral(0)); } ts.createVoidZero = createVoidZero; + function createExportDefault(expression) { + return createExportAssignment(/*decorators*/ undefined, /*modifiers*/ undefined, /*isExportEquals*/ false, expression); + } + ts.createExportDefault = createExportDefault; + function createExternalModuleExport(exportName) { + return createExportDeclaration(/*decorators*/ undefined, /*modifiers*/ undefined, createNamedExports([createExportSpecifier(/*propertyName*/ undefined, exportName)])); + } + ts.createExternalModuleExport = createExternalModuleExport; + function asName(name) { + return typeof name === "string" ? createIdentifier(name) : name; + } + function asExpression(value) { + return typeof value === "string" || typeof value === "number" ? createLiteral(value) : value; + } + function asNodeArray(array) { + return array ? createNodeArray(array) : undefined; + } + function asToken(value) { + return typeof value === "number" ? createToken(value) : value; + } + /** + * Clears any EmitNode entries from parse-tree nodes. + * @param sourceFile A source file. + */ + function disposeEmitNodes(sourceFile) { + // During transformation we may need to annotate a parse tree node with transient + // transformation properties. As parse tree nodes live longer than transformation + // nodes, we need to make sure we reclaim any memory allocated for custom ranges + // from these nodes to ensure we do not hold onto entire subtrees just for position + // information. We also need to reset these nodes to a pre-transformation state + // for incremental parsing scenarios so that we do not impact later emit. + sourceFile = ts.getSourceFileOfNode(ts.getParseTreeNode(sourceFile)); + var emitNode = sourceFile && sourceFile.emitNode; + var annotatedNodes = emitNode && emitNode.annotatedNodes; + if (annotatedNodes) { + for (var _i = 0, annotatedNodes_1 = annotatedNodes; _i < annotatedNodes_1.length; _i++) { + var node = annotatedNodes_1[_i]; + node.emitNode = undefined; + } + } + } + ts.disposeEmitNodes = disposeEmitNodes; + /** + * Associates a node with the current transformation, initializing + * various transient transformation properties. + */ + /* @internal */ + function getOrCreateEmitNode(node) { + if (!node.emitNode) { + if (ts.isParseTreeNode(node)) { + // To avoid holding onto transformation artifacts, we keep track of any + // parse tree node we are annotating. This allows us to clean them up after + // all transformations have completed. + if (node.kind === 264 /* SourceFile */) { + return node.emitNode = { annotatedNodes: [node] }; + } + var sourceFile = ts.getSourceFileOfNode(node); + getOrCreateEmitNode(sourceFile).annotatedNodes.push(node); + } + node.emitNode = {}; + } + return node.emitNode; + } + ts.getOrCreateEmitNode = getOrCreateEmitNode; + function setTextRange(range, location) { + if (location) { + range.pos = location.pos; + range.end = location.end; + } + return range; + } + ts.setTextRange = setTextRange; + /** + * Gets flags that control emit behavior of a node. + */ + function getEmitFlags(node) { + var emitNode = node.emitNode; + return emitNode && emitNode.flags; + } + ts.getEmitFlags = getEmitFlags; + /** + * Sets flags that control emit behavior of a node. + */ + function setEmitFlags(node, emitFlags) { + getOrCreateEmitNode(node).flags = emitFlags; + return node; + } + ts.setEmitFlags = setEmitFlags; + /** + * Gets a custom text range to use when emitting source maps. + */ + function getSourceMapRange(node) { + var emitNode = node.emitNode; + return (emitNode && emitNode.sourceMapRange) || node; + } + ts.getSourceMapRange = getSourceMapRange; + /** + * Sets a custom text range to use when emitting source maps. + */ + function setSourceMapRange(node, range) { + getOrCreateEmitNode(node).sourceMapRange = range; + return node; + } + ts.setSourceMapRange = setSourceMapRange; + /** + * Gets the TextRange to use for source maps for a token of a node. + */ + function getTokenSourceMapRange(node, token) { + var emitNode = node.emitNode; + var tokenSourceMapRanges = emitNode && emitNode.tokenSourceMapRanges; + return tokenSourceMapRanges && tokenSourceMapRanges[token]; + } + ts.getTokenSourceMapRange = getTokenSourceMapRange; + /** + * Sets the TextRange to use for source maps for a token of a node. + */ + function setTokenSourceMapRange(node, token, range) { + var emitNode = getOrCreateEmitNode(node); + var tokenSourceMapRanges = emitNode.tokenSourceMapRanges || (emitNode.tokenSourceMapRanges = []); + tokenSourceMapRanges[token] = range; + return node; + } + ts.setTokenSourceMapRange = setTokenSourceMapRange; + /** + * Gets a custom text range to use when emitting comments. + */ + function getCommentRange(node) { + var emitNode = node.emitNode; + return (emitNode && emitNode.commentRange) || node; + } + ts.getCommentRange = getCommentRange; + /** + * Sets a custom text range to use when emitting comments. + */ + function setCommentRange(node, range) { + getOrCreateEmitNode(node).commentRange = range; + return node; + } + ts.setCommentRange = setCommentRange; + function getSyntheticLeadingComments(node) { + var emitNode = node.emitNode; + return emitNode && emitNode.leadingComments; + } + ts.getSyntheticLeadingComments = getSyntheticLeadingComments; + function setSyntheticLeadingComments(node, comments) { + getOrCreateEmitNode(node).leadingComments = comments; + return node; + } + ts.setSyntheticLeadingComments = setSyntheticLeadingComments; + function addSyntheticLeadingComment(node, kind, text, hasTrailingNewLine) { + return setSyntheticLeadingComments(node, ts.append(getSyntheticLeadingComments(node), { kind: kind, pos: -1, end: -1, hasTrailingNewLine: hasTrailingNewLine, text: text })); + } + ts.addSyntheticLeadingComment = addSyntheticLeadingComment; + function getSyntheticTrailingComments(node) { + var emitNode = node.emitNode; + return emitNode && emitNode.trailingComments; + } + ts.getSyntheticTrailingComments = getSyntheticTrailingComments; + function setSyntheticTrailingComments(node, comments) { + getOrCreateEmitNode(node).trailingComments = comments; + return node; + } + ts.setSyntheticTrailingComments = setSyntheticTrailingComments; + function addSyntheticTrailingComment(node, kind, text, hasTrailingNewLine) { + return setSyntheticTrailingComments(node, ts.append(getSyntheticTrailingComments(node), { kind: kind, pos: -1, end: -1, hasTrailingNewLine: hasTrailingNewLine, text: text })); + } + ts.addSyntheticTrailingComment = addSyntheticTrailingComment; + /** + * Gets the constant value to emit for an expression. + */ + function getConstantValue(node) { + var emitNode = node.emitNode; + return emitNode && emitNode.constantValue; + } + ts.getConstantValue = getConstantValue; + /** + * Sets the constant value to emit for an expression. + */ + function setConstantValue(node, value) { + var emitNode = getOrCreateEmitNode(node); + emitNode.constantValue = value; + return node; + } + ts.setConstantValue = setConstantValue; + /** + * Adds an EmitHelper to a node. + */ + function addEmitHelper(node, helper) { + var emitNode = getOrCreateEmitNode(node); + emitNode.helpers = ts.append(emitNode.helpers, helper); + return node; + } + ts.addEmitHelper = addEmitHelper; + /** + * Add EmitHelpers to a node. + */ + function addEmitHelpers(node, helpers) { + if (ts.some(helpers)) { + var emitNode = getOrCreateEmitNode(node); + for (var _i = 0, helpers_1 = helpers; _i < helpers_1.length; _i++) { + var helper = helpers_1[_i]; + if (!ts.contains(emitNode.helpers, helper)) { + emitNode.helpers = ts.append(emitNode.helpers, helper); + } + } + } + return node; + } + ts.addEmitHelpers = addEmitHelpers; + /** + * Removes an EmitHelper from a node. + */ + function removeEmitHelper(node, helper) { + var emitNode = node.emitNode; + if (emitNode) { + var helpers = emitNode.helpers; + if (helpers) { + return ts.orderedRemoveItem(helpers, helper); + } + } + return false; + } + ts.removeEmitHelper = removeEmitHelper; + /** + * Gets the EmitHelpers of a node. + */ + function getEmitHelpers(node) { + var emitNode = node.emitNode; + return emitNode && emitNode.helpers; + } + ts.getEmitHelpers = getEmitHelpers; + /** + * Moves matching emit helpers from a source node to a target node. + */ + function moveEmitHelpers(source, target, predicate) { + var sourceEmitNode = source.emitNode; + var sourceEmitHelpers = sourceEmitNode && sourceEmitNode.helpers; + if (!ts.some(sourceEmitHelpers)) + return; + var targetEmitNode = getOrCreateEmitNode(target); + var helpersRemoved = 0; + for (var i = 0; i < sourceEmitHelpers.length; i++) { + var helper = sourceEmitHelpers[i]; + if (predicate(helper)) { + helpersRemoved++; + if (!ts.contains(targetEmitNode.helpers, helper)) { + targetEmitNode.helpers = ts.append(targetEmitNode.helpers, helper); + } + } + else if (helpersRemoved > 0) { + sourceEmitHelpers[i - helpersRemoved] = helper; + } + } + if (helpersRemoved > 0) { + sourceEmitHelpers.length -= helpersRemoved; + } + } + ts.moveEmitHelpers = moveEmitHelpers; + /* @internal */ + function compareEmitHelpers(x, y) { + if (x === y) + return 0 /* EqualTo */; + if (x.priority === y.priority) + return 0 /* EqualTo */; + if (x.priority === undefined) + return 1 /* GreaterThan */; + if (y.priority === undefined) + return -1 /* LessThan */; + return ts.compareValues(x.priority, y.priority); + } + ts.compareEmitHelpers = compareEmitHelpers; + function setOriginalNode(node, original) { + node.original = original; + if (original) { + var emitNode = original.emitNode; + if (emitNode) + node.emitNode = mergeEmitNode(emitNode, node.emitNode); + } + return node; + } + ts.setOriginalNode = setOriginalNode; + function mergeEmitNode(sourceEmitNode, destEmitNode) { + var flags = sourceEmitNode.flags, leadingComments = sourceEmitNode.leadingComments, trailingComments = sourceEmitNode.trailingComments, commentRange = sourceEmitNode.commentRange, sourceMapRange = sourceEmitNode.sourceMapRange, tokenSourceMapRanges = sourceEmitNode.tokenSourceMapRanges, constantValue = sourceEmitNode.constantValue, helpers = sourceEmitNode.helpers; + if (!destEmitNode) + destEmitNode = {}; + if (leadingComments) + destEmitNode.leadingComments = ts.addRange(leadingComments.slice(), destEmitNode.leadingComments); + if (trailingComments) + destEmitNode.trailingComments = ts.addRange(trailingComments.slice(), destEmitNode.trailingComments); + if (flags) + destEmitNode.flags = flags; + if (commentRange) + destEmitNode.commentRange = commentRange; + if (sourceMapRange) + destEmitNode.sourceMapRange = sourceMapRange; + if (tokenSourceMapRanges) + destEmitNode.tokenSourceMapRanges = mergeTokenSourceMapRanges(tokenSourceMapRanges, destEmitNode.tokenSourceMapRanges); + if (constantValue !== undefined) + destEmitNode.constantValue = constantValue; + if (helpers) + destEmitNode.helpers = ts.addRange(destEmitNode.helpers, helpers); + return destEmitNode; + } + function mergeTokenSourceMapRanges(sourceRanges, destRanges) { + if (!destRanges) + destRanges = []; + for (var key in sourceRanges) { + destRanges[key] = sourceRanges[key]; + } + return destRanges; + } +})(ts || (ts = {})); +/* @internal */ +(function (ts) { + // Compound nodes function createTypeCheck(value, tag) { return tag === "undefined" - ? createStrictEquality(value, createVoidZero()) - : createStrictEquality(createTypeOf(value), createLiteral(tag)); + ? ts.createStrictEquality(value, ts.createVoidZero()) + : ts.createStrictEquality(ts.createTypeOf(value), ts.createLiteral(tag)); } ts.createTypeCheck = createTypeCheck; function createMemberAccessForPropertyName(target, memberName, location) { if (ts.isComputedPropertyName(memberName)) { - return createElementAccess(target, memberName.expression, location); + return ts.setTextRange(ts.createElementAccess(target, memberName.expression), location); } else { - var expression = ts.isIdentifier(memberName) ? createPropertyAccess(target, memberName, location) : createElementAccess(target, memberName, location); - (expression.emitNode || (expression.emitNode = {})).flags |= 64 /* NoNestedSourceMaps */; + var expression = ts.setTextRange(ts.isIdentifier(memberName) + ? ts.createPropertyAccess(target, memberName) + : ts.createElementAccess(target, memberName), memberName); + ts.getOrCreateEmitNode(expression).flags |= 64 /* NoNestedSourceMaps */; return expression; } } ts.createMemberAccessForPropertyName = createMemberAccessForPropertyName; function createFunctionCall(func, thisArg, argumentsList, location) { - return createCall(createPropertyAccess(func, "call"), + return ts.setTextRange(ts.createCall(ts.createPropertyAccess(func, "call"), /*typeArguments*/ undefined, [ thisArg - ].concat(argumentsList), location); + ].concat(argumentsList)), location); } ts.createFunctionCall = createFunctionCall; function createFunctionApply(func, thisArg, argumentsExpression, location) { - return createCall(createPropertyAccess(func, "apply"), + return ts.setTextRange(ts.createCall(ts.createPropertyAccess(func, "apply"), /*typeArguments*/ undefined, [ thisArg, argumentsExpression - ], location); + ]), location); } ts.createFunctionApply = createFunctionApply; function createArraySlice(array, start) { var argumentsList = []; if (start !== undefined) { - argumentsList.push(typeof start === "number" ? createLiteral(start) : start); + argumentsList.push(typeof start === "number" ? ts.createLiteral(start) : start); } - return createCall(createPropertyAccess(array, "slice"), /*typeArguments*/ undefined, argumentsList); + return ts.createCall(ts.createPropertyAccess(array, "slice"), /*typeArguments*/ undefined, argumentsList); } ts.createArraySlice = createArraySlice; function createArrayConcat(array, values) { - return createCall(createPropertyAccess(array, "concat"), + return ts.createCall(ts.createPropertyAccess(array, "concat"), /*typeArguments*/ undefined, values); } ts.createArrayConcat = createArrayConcat; function createMathPow(left, right, location) { - return createCall(createPropertyAccess(createIdentifier("Math"), "pow"), - /*typeArguments*/ undefined, [left, right], location); + return ts.setTextRange(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Math"), "pow"), + /*typeArguments*/ undefined, [left, right]), location); } ts.createMathPow = createMathPow; function createReactNamespace(reactNamespace, parent) { // To ensure the emit resolver can properly resolve the namespace, we need to // treat this identifier as if it were a source tree node by clearing the `Synthesized` // flag and setting a parent node. - var react = createIdentifier(reactNamespace || "React"); + var react = ts.createIdentifier(reactNamespace || "React"); react.flags &= ~8 /* Synthesized */; // Set the parent that is in parse tree // this makes sure that parent chain is intact for checker to traverse complete scope tree @@ -12271,9 +13285,9 @@ var ts; function createJsxFactoryExpressionFromEntityName(jsxFactory, parent) { if (ts.isQualifiedName(jsxFactory)) { var left = createJsxFactoryExpressionFromEntityName(jsxFactory.left, parent); - var right = createSynthesizedNode(70 /* Identifier */); + var right = ts.createIdentifier(jsxFactory.right.text); right.text = jsxFactory.right.text; - return createPropertyAccess(left, right); + return ts.createPropertyAccess(left, right); } else { return createReactNamespace(jsxFactory.text, parent); @@ -12282,7 +13296,7 @@ var ts; function createJsxFactoryExpression(jsxFactoryEntity, reactNamespace, parent) { return jsxFactoryEntity ? createJsxFactoryExpressionFromEntityName(jsxFactoryEntity, parent) : - createPropertyAccess(createReactNamespace(reactNamespace, parent), "createElement"); + ts.createPropertyAccess(createReactNamespace(reactNamespace, parent), "createElement"); } function createExpressionForJsxElement(jsxFactoryEntity, reactNamespace, tagName, props, children, parentElement, location) { var argumentsList = [tagName]; @@ -12291,7 +13305,7 @@ var ts; } if (children && children.length > 0) { if (!props) { - argumentsList.push(createNull()); + argumentsList.push(ts.createNull()); } if (children.length > 1) { for (var _i = 0, children_1 = children; _i < children_1.length; _i++) { @@ -12304,35 +13318,89 @@ var ts; argumentsList.push(children[0]); } } - return createCall(createJsxFactoryExpression(jsxFactoryEntity, reactNamespace, parentElement), - /*typeArguments*/ undefined, argumentsList, location); + return ts.setTextRange(ts.createCall(createJsxFactoryExpression(jsxFactoryEntity, reactNamespace, parentElement), + /*typeArguments*/ undefined, argumentsList), location); } ts.createExpressionForJsxElement = createExpressionForJsxElement; - function createExportDefault(expression) { - return createExportAssignment(/*decorators*/ undefined, /*modifiers*/ undefined, /*isExportEquals*/ false, expression); - } - ts.createExportDefault = createExportDefault; - function createExternalModuleExport(exportName) { - return createExportDeclaration(/*decorators*/ undefined, /*modifiers*/ undefined, createNamedExports([createExportSpecifier(exportName)])); - } - ts.createExternalModuleExport = createExternalModuleExport; - function createLetStatement(name, initializer, location) { - return createVariableStatement(/*modifiers*/ undefined, createLetDeclarationList([createVariableDeclaration(name, /*type*/ undefined, initializer)]), location); - } - ts.createLetStatement = createLetStatement; - function createLetDeclarationList(declarations, location) { - return createVariableDeclarationList(declarations, location, 1 /* Let */); - } - ts.createLetDeclarationList = createLetDeclarationList; - function createConstDeclarationList(declarations, location) { - return createVariableDeclarationList(declarations, location, 2 /* Const */); - } - ts.createConstDeclarationList = createConstDeclarationList; // Helpers function getHelperName(name) { - return setEmitFlags(createIdentifier(name), 4096 /* HelperName */ | 2 /* AdviseOnEmitNode */); + return ts.setEmitFlags(ts.createIdentifier(name), 4096 /* HelperName */ | 2 /* AdviseOnEmitNode */); } ts.getHelperName = getHelperName; + var valuesHelper = { + name: "typescript:values", + scoped: false, + text: "\n var __values = (this && this.__values) || function (o) {\n var m = typeof Symbol === \"function\" && o[Symbol.iterator], i = 0;\n if (m) return m.call(o);\n return {\n next: function () {\n if (o && i >= o.length) o = void 0;\n return { value: o && o[i++], done: !o };\n }\n };\n };\n " + }; + function createValuesHelper(context, expression, location) { + context.requestEmitHelper(valuesHelper); + return ts.setTextRange(ts.createCall(getHelperName("__values"), + /*typeArguments*/ undefined, [expression]), location); + } + ts.createValuesHelper = createValuesHelper; + var readHelper = { + name: "typescript:read", + scoped: false, + text: "\n var __read = (this && this.__read) || function (o, n) {\n var m = typeof Symbol === \"function\" && o[Symbol.iterator];\n if (!m) return o;\n var i = m.call(o), r, ar = [], e;\n try {\n while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);\n }\n catch (error) { e = { error: error }; }\n finally {\n try {\n if (r && !r.done && (m = i[\"return\"])) m.call(i);\n }\n finally { if (e) throw e.error; }\n }\n return ar;\n };\n " + }; + function createReadHelper(context, iteratorRecord, count, location) { + context.requestEmitHelper(readHelper); + return ts.setTextRange(ts.createCall(getHelperName("__read"), + /*typeArguments*/ undefined, count !== undefined + ? [iteratorRecord, ts.createLiteral(count)] + : [iteratorRecord]), location); + } + ts.createReadHelper = createReadHelper; + var spreadHelper = { + name: "typescript:spread", + scoped: false, + text: "\n var __spread = (this && this.__spread) || function () {\n for (var ar = [], i = 0; i < arguments.length; i++) ar = ar.concat(__read(arguments[i]));\n return ar;\n };" + }; + function createSpreadHelper(context, argumentList, location) { + context.requestEmitHelper(readHelper); + context.requestEmitHelper(spreadHelper); + return ts.setTextRange(ts.createCall(getHelperName("__spread"), + /*typeArguments*/ undefined, argumentList), location); + } + ts.createSpreadHelper = createSpreadHelper; + // Utilities + function createForOfBindingStatement(node, boundValue) { + if (ts.isVariableDeclarationList(node)) { + var firstDeclaration = ts.firstOrUndefined(node.declarations); + var updatedDeclaration = ts.updateVariableDeclaration(firstDeclaration, firstDeclaration.name, + /*typeNode*/ undefined, boundValue); + return ts.setTextRange(ts.createVariableStatement( + /*modifiers*/ undefined, ts.updateVariableDeclarationList(node, [updatedDeclaration])), + /*location*/ node); + } + else { + var updatedExpression = ts.setTextRange(ts.createAssignment(node, boundValue), /*location*/ node); + return ts.setTextRange(ts.createStatement(updatedExpression), /*location*/ node); + } + } + ts.createForOfBindingStatement = createForOfBindingStatement; + function insertLeadingStatement(dest, source) { + if (ts.isBlock(dest)) { + return ts.updateBlock(dest, ts.setTextRange(ts.createNodeArray([source].concat(dest.statements)), dest.statements)); + } + else { + return ts.createBlock(ts.createNodeArray([dest, source]), /*multiLine*/ true); + } + } + ts.insertLeadingStatement = insertLeadingStatement; + function restoreEnclosingLabel(node, outermostLabeledStatement, afterRestoreLabelCallback) { + if (!outermostLabeledStatement) { + return node; + } + var updated = ts.updateLabel(outermostLabeledStatement, outermostLabeledStatement.label, outermostLabeledStatement.statement.kind === 221 /* LabeledStatement */ + ? restoreEnclosingLabel(node, outermostLabeledStatement.statement) + : node); + if (afterRestoreLabelCallback) { + afterRestoreLabelCallback(outermostLabeledStatement); + } + return updated; + } + ts.restoreEnclosingLabel = restoreEnclosingLabel; function shouldBeCapturedInTempVariable(node, cacheIdentifiers) { var target = skipParentheses(node); switch (target.kind) { @@ -12342,13 +13410,13 @@ var ts; case 8 /* NumericLiteral */: case 9 /* StringLiteral */: return false; - case 175 /* ArrayLiteralExpression */: + case 176 /* ArrayLiteralExpression */: var elements = target.elements; if (elements.length === 0) { return false; } return true; - case 176 /* ObjectLiteralExpression */: + case 177 /* ObjectLiteralExpression */: return target.properties.length > 0; default: return true; @@ -12359,22 +13427,27 @@ var ts; var thisArg; var target; if (ts.isSuperProperty(callee)) { - thisArg = createThis(); + thisArg = ts.createThis(); target = callee; } else if (callee.kind === 96 /* SuperKeyword */) { - thisArg = createThis(); - target = languageVersion < 2 /* ES2015 */ ? createIdentifier("_super", /*location*/ callee) : callee; + thisArg = ts.createThis(); + target = languageVersion < 2 /* ES2015 */ + ? ts.setTextRange(ts.createIdentifier("_super"), callee) + : callee; + } + else if (ts.getEmitFlags(callee) & 4096 /* HelperName */) { + thisArg = ts.createVoidZero(); + target = parenthesizeForAccess(callee); } else { switch (callee.kind) { - case 177 /* PropertyAccessExpression */: { + case 178 /* PropertyAccessExpression */: { if (shouldBeCapturedInTempVariable(callee.expression, cacheIdentifiers)) { // for `a.b()` target is `(_a = a).b` and thisArg is `_a` - thisArg = createTempVariable(recordTempVariable); - target = createPropertyAccess(createAssignment(thisArg, callee.expression, - /*location*/ callee.expression), callee.name, - /*location*/ callee); + thisArg = ts.createTempVariable(recordTempVariable); + target = ts.createPropertyAccess(ts.setTextRange(ts.createAssignment(thisArg, callee.expression), callee.expression), callee.name); + ts.setTextRange(target, callee); } else { thisArg = callee.expression; @@ -12382,13 +13455,12 @@ var ts; } break; } - case 178 /* ElementAccessExpression */: { + case 179 /* ElementAccessExpression */: { if (shouldBeCapturedInTempVariable(callee.expression, cacheIdentifiers)) { // for `a[b]()` target is `(_a = a)[b]` and thisArg is `_a` - thisArg = createTempVariable(recordTempVariable); - target = createElementAccess(createAssignment(thisArg, callee.expression, - /*location*/ callee.expression), callee.argumentExpression, - /*location*/ callee); + thisArg = ts.createTempVariable(recordTempVariable); + target = ts.createElementAccess(ts.setTextRange(ts.createAssignment(thisArg, callee.expression), callee.expression), callee.argumentExpression); + ts.setTextRange(target, callee); } else { thisArg = callee.expression; @@ -12398,7 +13470,7 @@ var ts; } default: { // for `a()` target is `a` and thisArg is `void 0` - thisArg = createVoidZero(); + thisArg = ts.createVoidZero(); target = parenthesizeForAccess(expression); break; } @@ -12408,42 +13480,42 @@ var ts; } ts.createCallBinding = createCallBinding; function inlineExpressions(expressions) { - return ts.reduceLeft(expressions, createComma); + return ts.reduceLeft(expressions, ts.createComma); } ts.inlineExpressions = inlineExpressions; function createExpressionFromEntityName(node) { if (ts.isQualifiedName(node)) { var left = createExpressionFromEntityName(node.left); - var right = getMutableClone(node.right); - return createPropertyAccess(left, right, /*location*/ node); + var right = ts.getMutableClone(node.right); + return ts.setTextRange(ts.createPropertyAccess(left, right), node); } else { - return getMutableClone(node); + return ts.getMutableClone(node); } } ts.createExpressionFromEntityName = createExpressionFromEntityName; function createExpressionForPropertyName(memberName) { if (ts.isIdentifier(memberName)) { - return createLiteral(memberName, /*location*/ undefined); + return ts.createLiteral(memberName); } else if (ts.isComputedPropertyName(memberName)) { - return getMutableClone(memberName.expression); + return ts.getMutableClone(memberName.expression); } else { - return getMutableClone(memberName); + return ts.getMutableClone(memberName); } } ts.createExpressionForPropertyName = createExpressionForPropertyName; function createExpressionForObjectLiteralElementLike(node, property, receiver) { switch (property.kind) { - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: return createExpressionForAccessorDeclaration(node.properties, property, receiver, node.multiLine); - case 257 /* PropertyAssignment */: + case 260 /* PropertyAssignment */: return createExpressionForPropertyAssignment(property, receiver); - case 258 /* ShorthandPropertyAssignment */: + case 261 /* ShorthandPropertyAssignment */: return createExpressionForShorthandPropertyAssignment(property, receiver); - case 149 /* MethodDeclaration */: + case 150 /* MethodDeclaration */: return createExpressionForMethodDeclaration(property, receiver); } } @@ -12453,57 +13525,55 @@ var ts; if (property === firstAccessor) { var properties_1 = []; if (getAccessor) { - var getterFunction = createFunctionExpression(getAccessor.modifiers, + var getterFunction = ts.createFunctionExpression(getAccessor.modifiers, /*asteriskToken*/ undefined, /*name*/ undefined, /*typeParameters*/ undefined, getAccessor.parameters, - /*type*/ undefined, getAccessor.body, - /*location*/ getAccessor); - setOriginalNode(getterFunction, getAccessor); - var getter = createPropertyAssignment("get", getterFunction); + /*type*/ undefined, getAccessor.body); + ts.setTextRange(getterFunction, getAccessor); + ts.setOriginalNode(getterFunction, getAccessor); + var getter = ts.createPropertyAssignment("get", getterFunction); properties_1.push(getter); } if (setAccessor) { - var setterFunction = createFunctionExpression(setAccessor.modifiers, + var setterFunction = ts.createFunctionExpression(setAccessor.modifiers, /*asteriskToken*/ undefined, /*name*/ undefined, /*typeParameters*/ undefined, setAccessor.parameters, - /*type*/ undefined, setAccessor.body, - /*location*/ setAccessor); - setOriginalNode(setterFunction, setAccessor); - var setter = createPropertyAssignment("set", setterFunction); + /*type*/ undefined, setAccessor.body); + ts.setTextRange(setterFunction, setAccessor); + ts.setOriginalNode(setterFunction, setAccessor); + var setter = ts.createPropertyAssignment("set", setterFunction); properties_1.push(setter); } - properties_1.push(createPropertyAssignment("enumerable", createLiteral(true))); - properties_1.push(createPropertyAssignment("configurable", createLiteral(true))); - var expression = createCall(createPropertyAccess(createIdentifier("Object"), "defineProperty"), + properties_1.push(ts.createPropertyAssignment("enumerable", ts.createTrue())); + properties_1.push(ts.createPropertyAssignment("configurable", ts.createTrue())); + var expression = ts.setTextRange(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "defineProperty"), /*typeArguments*/ undefined, [ receiver, createExpressionForPropertyName(property.name), - createObjectLiteral(properties_1, /*location*/ undefined, multiLine) - ], + ts.createObjectLiteral(properties_1, multiLine) + ]), /*location*/ firstAccessor); return ts.aggregateTransformFlags(expression); } return undefined; } function createExpressionForPropertyAssignment(property, receiver) { - return ts.aggregateTransformFlags(setOriginalNode(createAssignment(createMemberAccessForPropertyName(receiver, property.name, /*location*/ property.name), property.initializer, - /*location*/ property), - /*original*/ property)); + return ts.aggregateTransformFlags(ts.setOriginalNode(ts.setTextRange(ts.createAssignment(createMemberAccessForPropertyName(receiver, property.name, /*location*/ property.name), property.initializer), property), property)); } function createExpressionForShorthandPropertyAssignment(property, receiver) { - return ts.aggregateTransformFlags(setOriginalNode(createAssignment(createMemberAccessForPropertyName(receiver, property.name, /*location*/ property.name), getSynthesizedClone(property.name), + return ts.aggregateTransformFlags(ts.setOriginalNode(ts.setTextRange(ts.createAssignment(createMemberAccessForPropertyName(receiver, property.name, /*location*/ property.name), ts.getSynthesizedClone(property.name)), /*location*/ property), /*original*/ property)); } function createExpressionForMethodDeclaration(method, receiver) { - return ts.aggregateTransformFlags(setOriginalNode(createAssignment(createMemberAccessForPropertyName(receiver, method.name, /*location*/ method.name), setOriginalNode(createFunctionExpression(method.modifiers, method.asteriskToken, + return ts.aggregateTransformFlags(ts.setOriginalNode(ts.setTextRange(ts.createAssignment(createMemberAccessForPropertyName(receiver, method.name, /*location*/ method.name), ts.setOriginalNode(ts.setTextRange(ts.createFunctionExpression(method.modifiers, method.asteriskToken, /*name*/ undefined, /*typeParameters*/ undefined, method.parameters, - /*type*/ undefined, method.body, + /*type*/ undefined, method.body), /*location*/ method), - /*original*/ method), + /*original*/ method)), /*location*/ method), /*original*/ method)); } @@ -12525,7 +13595,7 @@ var ts; * Gets whether an identifier should only be referred to by its local name. */ function isLocalName(node) { - return (getEmitFlags(node) & 16384 /* LocalName */) !== 0; + return (ts.getEmitFlags(node) & 16384 /* LocalName */) !== 0; } ts.isLocalName = isLocalName; /** @@ -12547,7 +13617,7 @@ var ts; * name points to an exported symbol. */ function isExportName(node) { - return (getEmitFlags(node) & 8192 /* ExportName */) !== 0; + return (ts.getEmitFlags(node) & 8192 /* ExportName */) !== 0; } ts.isExportName = isExportName; /** @@ -12563,17 +13633,17 @@ var ts; ts.getDeclarationName = getDeclarationName; function getName(node, allowComments, allowSourceMaps, emitFlags) { if (node.name && ts.isIdentifier(node.name) && !ts.isGeneratedIdentifier(node.name)) { - var name_8 = getMutableClone(node.name); - emitFlags |= getEmitFlags(node.name); + var name = ts.getMutableClone(node.name); + emitFlags |= ts.getEmitFlags(node.name); if (!allowSourceMaps) emitFlags |= 48 /* NoSourceMap */; if (!allowComments) emitFlags |= 1536 /* NoComments */; if (emitFlags) - setEmitFlags(name_8, emitFlags); - return name_8; + ts.setEmitFlags(name, emitFlags); + return name; } - return getGeneratedNameForNode(node); + return ts.getGeneratedNameForNode(node); } /** * Gets the exported name of a declaration for use in expressions. @@ -12602,19 +13672,20 @@ var ts; * @param allowSourceMaps A value indicating whether source maps may be emitted for the name. */ function getNamespaceMemberName(ns, name, allowComments, allowSourceMaps) { - var qualifiedName = createPropertyAccess(ns, ts.nodeIsSynthesized(name) ? name : getSynthesizedClone(name), /*location*/ name); + var qualifiedName = ts.createPropertyAccess(ns, ts.nodeIsSynthesized(name) ? name : ts.getSynthesizedClone(name)); + ts.setTextRange(qualifiedName, name); var emitFlags; if (!allowSourceMaps) emitFlags |= 48 /* NoSourceMap */; if (!allowComments) emitFlags |= 1536 /* NoComments */; if (emitFlags) - setEmitFlags(qualifiedName, emitFlags); + ts.setEmitFlags(qualifiedName, emitFlags); return qualifiedName; } ts.getNamespaceMemberName = getNamespaceMemberName; function convertToFunctionBody(node, multiLine) { - return ts.isBlock(node) ? node : createBlock([createReturn(node, /*location*/ node)], /*location*/ node, multiLine); + return ts.isBlock(node) ? node : ts.setTextRange(ts.createBlock([ts.setTextRange(ts.createReturn(node), node)], multiLine), node); } ts.convertToFunctionBody = convertToFunctionBody; function isUseStrictPrologue(node) { @@ -12631,7 +13702,18 @@ var ts; * @param ensureUseStrict: boolean determining whether the function need to add prologue-directives * @param visitor: Optional callback used to visit any custom prologue directives. */ - function addPrologueDirectives(target, source, ensureUseStrict, visitor) { + function addPrologue(target, source, ensureUseStrict, visitor) { + var offset = addStandardPrologue(target, source, ensureUseStrict); + return addCustomPrologue(target, source, offset, visitor); + } + ts.addPrologue = addPrologue; + /** + * Add just the standard (string-expression) prologue-directives into target statement-array. + * The function needs to be called during each transformation step. + * This function needs to be called whenever we transform the statement + * list of a source file, namespace, or function-like body. + */ + function addStandardPrologue(target, source, ensureUseStrict) { ts.Debug.assert(target.length === 0, "Prologue directives should be at the first statement in the target statements array"); var foundUseStrict = false; var statementOffset = 0; @@ -12650,11 +13732,22 @@ var ts; statementOffset++; } if (ensureUseStrict && !foundUseStrict) { - target.push(startOnNewLine(createStatement(createLiteral("use strict")))); + target.push(startOnNewLine(ts.createStatement(ts.createLiteral("use strict")))); } + return statementOffset; + } + ts.addStandardPrologue = addStandardPrologue; + /** + * Add just the custom prologue-directives into target statement-array. + * The function needs to be called during each transformation step. + * This function needs to be called whenever we transform the statement + * list of a source file, namespace, or function-like body. + */ + function addCustomPrologue(target, source, statementOffset, visitor) { + var numStatements = source.length; while (statementOffset < numStatements) { var statement = source[statementOffset]; - if (getEmitFlags(statement) & 524288 /* CustomPrologue */) { + if (ts.getEmitFlags(statement) & 524288 /* CustomPrologue */) { target.push(visitor ? ts.visitNode(statement, visitor, ts.isStatement) : statement); } else { @@ -12664,7 +13757,7 @@ var ts; } return statementOffset; } - ts.addPrologueDirectives = addPrologueDirectives; + ts.addCustomPrologue = addCustomPrologue; function startsWithUseStrict(statements) { var firstStatement = ts.firstOrUndefined(statements); return firstStatement !== undefined @@ -12692,13 +13785,23 @@ var ts; } } if (!foundUseStrict) { - return createNodeArray([ - startOnNewLine(createStatement(createLiteral("use strict"))) - ].concat(statements), statements); + return ts.setTextRange(ts.createNodeArray([ + startOnNewLine(ts.createStatement(ts.createLiteral("use strict"))) + ].concat(statements)), statements); } return statements; } ts.ensureUseStrict = ensureUseStrict; + function parenthesizeConditionalHead(condition) { + var conditionalPrecedence = ts.getOperatorPrecedence(194 /* ConditionalExpression */, 54 /* QuestionToken */); + var emittedCondition = skipPartiallyEmittedExpressions(condition); + var conditionPrecedence = ts.getExpressionPrecedence(emittedCondition); + if (ts.compareValues(conditionPrecedence, conditionalPrecedence) === -1 /* LessThan */) { + return ts.createParen(condition); + } + return condition; + } + ts.parenthesizeConditionalHead = parenthesizeConditionalHead; /** * Wraps the operand to a BinaryExpression in parentheses if they are needed to preserve the intended * order of operations. @@ -12711,11 +13814,11 @@ var ts; function parenthesizeBinaryOperand(binaryOperator, operand, isLeftSideOfBinary, leftOperand) { var skipped = skipPartiallyEmittedExpressions(operand); // If the resulting expression is already parenthesized, we do not need to do any further processing. - if (skipped.kind === 183 /* ParenthesizedExpression */) { + if (skipped.kind === 184 /* ParenthesizedExpression */) { return operand; } return binaryOperandNeedsParentheses(binaryOperator, operand, isLeftSideOfBinary, leftOperand) - ? createParen(operand) + ? ts.createParen(operand) : operand; } ts.parenthesizeBinaryOperand = parenthesizeBinaryOperand; @@ -12745,8 +13848,8 @@ var ts; // // If `a ** d` is on the left of operator `**`, we need to parenthesize to preserve // the intended order of operations: `(a ** b) ** c` - var binaryOperatorPrecedence = ts.getOperatorPrecedence(192 /* BinaryExpression */, binaryOperator); - var binaryOperatorAssociativity = ts.getOperatorAssociativity(192 /* BinaryExpression */, binaryOperator); + var binaryOperatorPrecedence = ts.getOperatorPrecedence(193 /* BinaryExpression */, binaryOperator); + var binaryOperatorAssociativity = ts.getOperatorAssociativity(193 /* BinaryExpression */, binaryOperator); var emittedOperand = skipPartiallyEmittedExpressions(operand); var operandPrecedence = ts.getExpressionPrecedence(emittedOperand); switch (ts.compareValues(operandPrecedence, binaryOperatorPrecedence)) { @@ -12755,7 +13858,7 @@ var ts; // and is a yield expression, then we do not need parentheses. if (!isLeftSideOfBinary && binaryOperatorAssociativity === 1 /* Right */ - && operand.kind === 195 /* YieldExpression */) { + && operand.kind === 196 /* YieldExpression */) { return false; } return true; @@ -12843,7 +13946,7 @@ var ts; if (ts.isLiteralKind(node.kind)) { return node.kind; } - if (node.kind === 192 /* BinaryExpression */ && node.operatorToken.kind === 36 /* PlusToken */) { + if (node.kind === 193 /* BinaryExpression */ && node.operatorToken.kind === 36 /* PlusToken */) { if (node.cachedLiteralKind !== undefined) { return node.cachedLiteralKind; } @@ -12858,11 +13961,11 @@ var ts; return 0 /* Unknown */; } function parenthesizeForConditionalHead(condition) { - var conditionalPrecedence = ts.getOperatorPrecedence(193 /* ConditionalExpression */, 54 /* QuestionToken */); + var conditionalPrecedence = ts.getOperatorPrecedence(194 /* ConditionalExpression */, 54 /* QuestionToken */); var emittedCondition = skipPartiallyEmittedExpressions(condition); var conditionPrecedence = ts.getExpressionPrecedence(emittedCondition); if (ts.compareValues(conditionPrecedence, conditionalPrecedence) === -1 /* LessThan */) { - return createParen(condition); + return ts.createParen(condition); } return condition; } @@ -12871,10 +13974,11 @@ var ts; // per ES grammar both 'whenTrue' and 'whenFalse' parts of conditional expression are assignment expressions // so in case when comma expression is introduced as a part of previous transformations // if should be wrapped in parens since comma operator has the lowest precedence - return e.kind === 192 /* BinaryExpression */ && e.operatorToken.kind === 25 /* CommaToken */ - ? createParen(e) + return e.kind === 193 /* BinaryExpression */ && e.operatorToken.kind === 25 /* CommaToken */ + ? ts.createParen(e) : e; } + ts.parenthesizeSubexpressionOfConditionalExpression = parenthesizeSubexpressionOfConditionalExpression; /** * Wraps an expression in parentheses if it is needed in order to use the expression * as the expression of a NewExpression node. @@ -12884,12 +13988,12 @@ var ts; function parenthesizeForNew(expression) { var emittedExpression = skipPartiallyEmittedExpressions(expression); switch (emittedExpression.kind) { - case 179 /* CallExpression */: - return createParen(expression); - case 180 /* NewExpression */: + case 180 /* CallExpression */: + return ts.createParen(expression); + case 181 /* NewExpression */: return emittedExpression.arguments ? expression - : createParen(expression); + : ts.createParen(expression); } return parenthesizeForAccess(expression); } @@ -12902,32 +14006,29 @@ var ts; */ function parenthesizeForAccess(expression) { // isLeftHandSideExpression is almost the correct criterion for when it is not necessary - // to parenthesize the expression before a dot. The known exceptions are: + // to parenthesize the expression before a dot. The known exception is: // // NewExpression: // new C.x -> not the same as (new C).x - // NumericLiteral - // 1.x -> not the same as (1).x // var emittedExpression = skipPartiallyEmittedExpressions(expression); if (ts.isLeftHandSideExpression(emittedExpression) - && (emittedExpression.kind !== 180 /* NewExpression */ || emittedExpression.arguments) - && emittedExpression.kind !== 8 /* NumericLiteral */) { + && (emittedExpression.kind !== 181 /* NewExpression */ || emittedExpression.arguments)) { return expression; } - return createParen(expression, /*location*/ expression); + return ts.setTextRange(ts.createParen(expression), expression); } ts.parenthesizeForAccess = parenthesizeForAccess; function parenthesizePostfixOperand(operand) { return ts.isLeftHandSideExpression(operand) ? operand - : createParen(operand, /*location*/ operand); + : ts.setTextRange(ts.createParen(operand), operand); } ts.parenthesizePostfixOperand = parenthesizePostfixOperand; function parenthesizePrefixOperand(operand) { return ts.isUnaryExpression(operand) ? operand - : createParen(operand, /*location*/ operand); + : ts.setTextRange(ts.createParen(operand), operand); } ts.parenthesizePrefixOperand = parenthesizePrefixOperand; function parenthesizeListElements(elements) { @@ -12942,17 +14043,18 @@ var ts; } } if (result !== undefined) { - return createNodeArray(result, elements, elements.hasTrailingComma); + return ts.setTextRange(ts.createNodeArray(result, elements.hasTrailingComma), elements); } return elements; } + ts.parenthesizeListElements = parenthesizeListElements; function parenthesizeExpressionForList(expression) { var emittedExpression = skipPartiallyEmittedExpressions(expression); var expressionPrecedence = ts.getExpressionPrecedence(emittedExpression); - var commaPrecedence = ts.getOperatorPrecedence(192 /* BinaryExpression */, 25 /* CommaToken */); + var commaPrecedence = ts.getOperatorPrecedence(193 /* BinaryExpression */, 25 /* CommaToken */); return expressionPrecedence > commaPrecedence ? expression - : createParen(expression, /*location*/ expression); + : ts.setTextRange(ts.createParen(expression), expression); } ts.parenthesizeExpressionForList = parenthesizeExpressionForList; function parenthesizeExpressionForExpressionStatement(expression) { @@ -12960,16 +14062,16 @@ var ts; if (ts.isCallExpression(emittedExpression)) { var callee = emittedExpression.expression; var kind = skipPartiallyEmittedExpressions(callee).kind; - if (kind === 184 /* FunctionExpression */ || kind === 185 /* ArrowFunction */) { - var mutableCall = getMutableClone(emittedExpression); - mutableCall.expression = createParen(callee, /*location*/ callee); + if (kind === 185 /* FunctionExpression */ || kind === 186 /* ArrowFunction */) { + var mutableCall = ts.getMutableClone(emittedExpression); + mutableCall.expression = ts.setTextRange(ts.createParen(callee), callee); return recreatePartiallyEmittedExpressions(expression, mutableCall); } } else { var leftmostExpressionKind = getLeftmostExpression(emittedExpression).kind; - if (leftmostExpressionKind === 176 /* ObjectLiteralExpression */ || leftmostExpressionKind === 184 /* FunctionExpression */) { - return createParen(expression, /*location*/ expression); + if (leftmostExpressionKind === 177 /* ObjectLiteralExpression */ || leftmostExpressionKind === 185 /* FunctionExpression */) { + return ts.setTextRange(ts.createParen(expression), expression); } } return expression; @@ -12983,7 +14085,7 @@ var ts; */ function recreatePartiallyEmittedExpressions(originalOuterExpression, newInnerExpression) { if (ts.isPartiallyEmittedExpression(originalOuterExpression)) { - var clone_1 = getMutableClone(originalOuterExpression); + var clone_1 = ts.getMutableClone(originalOuterExpression); clone_1.expression = recreatePartiallyEmittedExpressions(clone_1.expression, newInnerExpression); return clone_1; } @@ -12992,21 +14094,21 @@ var ts; function getLeftmostExpression(node) { while (true) { switch (node.kind) { - case 191 /* PostfixUnaryExpression */: + case 192 /* PostfixUnaryExpression */: node = node.operand; continue; - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: node = node.left; continue; - case 193 /* ConditionalExpression */: + case 194 /* ConditionalExpression */: node = node.condition; continue; - case 179 /* CallExpression */: - case 178 /* ElementAccessExpression */: - case 177 /* PropertyAccessExpression */: + case 180 /* CallExpression */: + case 179 /* ElementAccessExpression */: + case 178 /* PropertyAccessExpression */: node = node.expression; continue; - case 294 /* PartiallyEmittedExpression */: + case 295 /* PartiallyEmittedExpression */: node = node.expression; continue; } @@ -13014,9 +14116,8 @@ var ts; } } function parenthesizeConciseBody(body) { - var emittedBody = skipPartiallyEmittedExpressions(body); - if (emittedBody.kind === 176 /* ObjectLiteralExpression */) { - return createParen(body, /*location*/ body); + if (!ts.isBlock(body) && getLeftmostExpression(body).kind === 177 /* ObjectLiteralExpression */) { + return ts.setTextRange(ts.createParen(body), body); } return body; } @@ -13047,7 +14148,7 @@ var ts; } ts.skipOuterExpressions = skipOuterExpressions; function skipParentheses(node) { - while (node.kind === 183 /* ParenthesizedExpression */) { + while (node.kind === 184 /* ParenthesizedExpression */) { node = node.expression; } return node; @@ -13061,7 +14162,7 @@ var ts; } ts.skipAssertions = skipAssertions; function skipPartiallyEmittedExpressions(node) { - while (node.kind === 294 /* PartiallyEmittedExpression */) { + while (node.kind === 295 /* PartiallyEmittedExpression */) { node = node.expression; } return node; @@ -13072,188 +14173,6 @@ var ts; return node; } ts.startOnNewLine = startOnNewLine; - function setOriginalNode(node, original) { - node.original = original; - if (original) { - var emitNode = original.emitNode; - if (emitNode) - node.emitNode = mergeEmitNode(emitNode, node.emitNode); - } - return node; - } - ts.setOriginalNode = setOriginalNode; - function mergeEmitNode(sourceEmitNode, destEmitNode) { - var flags = sourceEmitNode.flags, commentRange = sourceEmitNode.commentRange, sourceMapRange = sourceEmitNode.sourceMapRange, tokenSourceMapRanges = sourceEmitNode.tokenSourceMapRanges, constantValue = sourceEmitNode.constantValue, helpers = sourceEmitNode.helpers; - if (!destEmitNode) - destEmitNode = {}; - if (flags) - destEmitNode.flags = flags; - if (commentRange) - destEmitNode.commentRange = commentRange; - if (sourceMapRange) - destEmitNode.sourceMapRange = sourceMapRange; - if (tokenSourceMapRanges) - destEmitNode.tokenSourceMapRanges = mergeTokenSourceMapRanges(tokenSourceMapRanges, destEmitNode.tokenSourceMapRanges); - if (constantValue !== undefined) - destEmitNode.constantValue = constantValue; - if (helpers) - destEmitNode.helpers = ts.addRange(destEmitNode.helpers, helpers); - return destEmitNode; - } - function mergeTokenSourceMapRanges(sourceRanges, destRanges) { - if (!destRanges) - destRanges = ts.createMap(); - ts.copyProperties(sourceRanges, destRanges); - return destRanges; - } - /** - * Clears any EmitNode entries from parse-tree nodes. - * @param sourceFile A source file. - */ - function disposeEmitNodes(sourceFile) { - // During transformation we may need to annotate a parse tree node with transient - // transformation properties. As parse tree nodes live longer than transformation - // nodes, we need to make sure we reclaim any memory allocated for custom ranges - // from these nodes to ensure we do not hold onto entire subtrees just for position - // information. We also need to reset these nodes to a pre-transformation state - // for incremental parsing scenarios so that we do not impact later emit. - sourceFile = ts.getSourceFileOfNode(ts.getParseTreeNode(sourceFile)); - var emitNode = sourceFile && sourceFile.emitNode; - var annotatedNodes = emitNode && emitNode.annotatedNodes; - if (annotatedNodes) { - for (var _i = 0, annotatedNodes_1 = annotatedNodes; _i < annotatedNodes_1.length; _i++) { - var node = annotatedNodes_1[_i]; - node.emitNode = undefined; - } - } - } - ts.disposeEmitNodes = disposeEmitNodes; - /** - * Associates a node with the current transformation, initializing - * various transient transformation properties. - * - * @param node The node. - */ - function getOrCreateEmitNode(node) { - if (!node.emitNode) { - if (ts.isParseTreeNode(node)) { - // To avoid holding onto transformation artifacts, we keep track of any - // parse tree node we are annotating. This allows us to clean them up after - // all transformations have completed. - if (node.kind === 261 /* SourceFile */) { - return node.emitNode = { annotatedNodes: [node] }; - } - var sourceFile = ts.getSourceFileOfNode(node); - getOrCreateEmitNode(sourceFile).annotatedNodes.push(node); - } - node.emitNode = {}; - } - return node.emitNode; - } - ts.getOrCreateEmitNode = getOrCreateEmitNode; - /** - * Gets flags that control emit behavior of a node. - * - * @param node The node. - */ - function getEmitFlags(node) { - var emitNode = node.emitNode; - return emitNode && emitNode.flags; - } - ts.getEmitFlags = getEmitFlags; - /** - * Sets flags that control emit behavior of a node. - * - * @param node The node. - * @param emitFlags The NodeEmitFlags for the node. - */ - function setEmitFlags(node, emitFlags) { - getOrCreateEmitNode(node).flags = emitFlags; - return node; - } - ts.setEmitFlags = setEmitFlags; - /** - * Gets a custom text range to use when emitting source maps. - * - * @param node The node. - */ - function getSourceMapRange(node) { - var emitNode = node.emitNode; - return (emitNode && emitNode.sourceMapRange) || node; - } - ts.getSourceMapRange = getSourceMapRange; - /** - * Sets a custom text range to use when emitting source maps. - * - * @param node The node. - * @param range The text range. - */ - function setSourceMapRange(node, range) { - getOrCreateEmitNode(node).sourceMapRange = range; - return node; - } - ts.setSourceMapRange = setSourceMapRange; - /** - * Gets the TextRange to use for source maps for a token of a node. - * - * @param node The node. - * @param token The token. - */ - function getTokenSourceMapRange(node, token) { - var emitNode = node.emitNode; - var tokenSourceMapRanges = emitNode && emitNode.tokenSourceMapRanges; - return tokenSourceMapRanges && tokenSourceMapRanges[token]; - } - ts.getTokenSourceMapRange = getTokenSourceMapRange; - /** - * Sets the TextRange to use for source maps for a token of a node. - * - * @param node The node. - * @param token The token. - * @param range The text range. - */ - function setTokenSourceMapRange(node, token, range) { - var emitNode = getOrCreateEmitNode(node); - var tokenSourceMapRanges = emitNode.tokenSourceMapRanges || (emitNode.tokenSourceMapRanges = ts.createMap()); - tokenSourceMapRanges[token] = range; - return node; - } - ts.setTokenSourceMapRange = setTokenSourceMapRange; - /** - * Gets a custom text range to use when emitting comments. - * - * @param node The node. - */ - function getCommentRange(node) { - var emitNode = node.emitNode; - return (emitNode && emitNode.commentRange) || node; - } - ts.getCommentRange = getCommentRange; - /** - * Sets a custom text range to use when emitting comments. - */ - function setCommentRange(node, range) { - getOrCreateEmitNode(node).commentRange = range; - return node; - } - ts.setCommentRange = setCommentRange; - /** - * Gets the constant value to emit for an expression. - */ - function getConstantValue(node) { - var emitNode = node.emitNode; - return emitNode && emitNode.constantValue; - } - ts.getConstantValue = getConstantValue; - /** - * Sets the constant value to emit for an expression. - */ - function setConstantValue(node, value) { - var emitNode = getOrCreateEmitNode(node); - emitNode.constantValue = value; - return node; - } - ts.setConstantValue = setConstantValue; function getExternalHelpersModuleName(node) { var parseNode = ts.getOriginalNode(node, ts.isSourceFile); var emitNode = parseNode && parseNode.emitNode; @@ -13266,14 +14185,14 @@ var ts; if (externalHelpersModuleName) { return externalHelpersModuleName; } - var helpers = getEmitHelpers(node); + var helpers = ts.getEmitHelpers(node); if (helpers) { - for (var _i = 0, helpers_1 = helpers; _i < helpers_1.length; _i++) { - var helper = helpers_1[_i]; + for (var _i = 0, helpers_2 = helpers; _i < helpers_2.length; _i++) { + var helper = helpers_2[_i]; if (!helper.scoped) { var parseNode = ts.getOriginalNode(node, ts.isSourceFile); - var emitNode = getOrCreateEmitNode(parseNode); - return emitNode.externalHelpersModuleName || (emitNode.externalHelpersModuleName = createUniqueName(ts.externalHelpersModuleNameText)); + var emitNode = ts.getOrCreateEmitNode(parseNode); + return emitNode.externalHelpersModuleName || (emitNode.externalHelpersModuleName = ts.createUniqueName(ts.externalHelpersModuleNameText)); } } } @@ -13281,128 +14200,19 @@ var ts; } ts.getOrCreateExternalHelpersModuleNameIfNeeded = getOrCreateExternalHelpersModuleNameIfNeeded; /** - * Adds an EmitHelper to a node. - */ - function addEmitHelper(node, helper) { - var emitNode = getOrCreateEmitNode(node); - emitNode.helpers = ts.append(emitNode.helpers, helper); - return node; - } - ts.addEmitHelper = addEmitHelper; - /** - * Adds an EmitHelper to a node. - */ - function addEmitHelpers(node, helpers) { - if (ts.some(helpers)) { - var emitNode = getOrCreateEmitNode(node); - for (var _i = 0, helpers_2 = helpers; _i < helpers_2.length; _i++) { - var helper = helpers_2[_i]; - if (!ts.contains(emitNode.helpers, helper)) { - emitNode.helpers = ts.append(emitNode.helpers, helper); - } - } - } - return node; - } - ts.addEmitHelpers = addEmitHelpers; - /** - * Removes an EmitHelper from a node. - */ - function removeEmitHelper(node, helper) { - var emitNode = node.emitNode; - if (emitNode) { - var helpers = emitNode.helpers; - if (helpers) { - return ts.orderedRemoveItem(helpers, helper); - } - } - return false; - } - ts.removeEmitHelper = removeEmitHelper; - /** - * Gets the EmitHelpers of a node. - */ - function getEmitHelpers(node) { - var emitNode = node.emitNode; - return emitNode && emitNode.helpers; - } - ts.getEmitHelpers = getEmitHelpers; - /** - * Moves matching emit helpers from a source node to a target node. - */ - function moveEmitHelpers(source, target, predicate) { - var sourceEmitNode = source.emitNode; - var sourceEmitHelpers = sourceEmitNode && sourceEmitNode.helpers; - if (!ts.some(sourceEmitHelpers)) - return; - var targetEmitNode = getOrCreateEmitNode(target); - var helpersRemoved = 0; - for (var i = 0; i < sourceEmitHelpers.length; i++) { - var helper = sourceEmitHelpers[i]; - if (predicate(helper)) { - helpersRemoved++; - if (!ts.contains(targetEmitNode.helpers, helper)) { - targetEmitNode.helpers = ts.append(targetEmitNode.helpers, helper); - } - } - else if (helpersRemoved > 0) { - sourceEmitHelpers[i - helpersRemoved] = helper; - } - } - if (helpersRemoved > 0) { - sourceEmitHelpers.length -= helpersRemoved; - } - } - ts.moveEmitHelpers = moveEmitHelpers; - function compareEmitHelpers(x, y) { - if (x === y) - return 0 /* EqualTo */; - if (x.priority === y.priority) - return 0 /* EqualTo */; - if (x.priority === undefined) - return 1 /* GreaterThan */; - if (y.priority === undefined) - return -1 /* LessThan */; - return ts.compareValues(x.priority, y.priority); - } - ts.compareEmitHelpers = compareEmitHelpers; - function setTextRange(node, location) { - if (location) { - node.pos = location.pos; - node.end = location.end; - } - return node; - } - ts.setTextRange = setTextRange; - function setNodeFlags(node, flags) { - node.flags = flags; - return node; - } - ts.setNodeFlags = setNodeFlags; - function setMultiLine(node, multiLine) { - node.multiLine = multiLine; - return node; - } - ts.setMultiLine = setMultiLine; - function setHasTrailingComma(nodes, hasTrailingComma) { - nodes.hasTrailingComma = hasTrailingComma; - return nodes; - } - ts.setHasTrailingComma = setHasTrailingComma; - /** * Get the name of that target module from an import or export declaration */ function getLocalNameForExternalImport(node, sourceFile) { var namespaceDeclaration = ts.getNamespaceDeclarationNode(node); if (namespaceDeclaration && !ts.isDefaultImport(node)) { - var name_9 = namespaceDeclaration.name; - return ts.isGeneratedIdentifier(name_9) ? name_9 : createIdentifier(ts.getSourceTextOfNodeFromSourceFile(sourceFile, namespaceDeclaration.name)); + var name = namespaceDeclaration.name; + return ts.isGeneratedIdentifier(name) ? name : ts.createIdentifier(ts.getSourceTextOfNodeFromSourceFile(sourceFile, namespaceDeclaration.name)); } - if (node.kind === 235 /* ImportDeclaration */ && node.importClause) { - return getGeneratedNameForNode(node); + if (node.kind === 237 /* ImportDeclaration */ && node.importClause) { + return ts.getGeneratedNameForNode(node); } - if (node.kind === 241 /* ExportDeclaration */ && node.moduleSpecifier) { - return getGeneratedNameForNode(node); + if (node.kind === 243 /* ExportDeclaration */ && node.moduleSpecifier) { + return ts.getGeneratedNameForNode(node); } return undefined; } @@ -13420,7 +14230,7 @@ var ts; if (moduleName.kind === 9 /* StringLiteral */) { return tryGetModuleNameFromDeclaration(importNode, host, resolver, compilerOptions) || tryRenameExternalModule(moduleName, sourceFile) - || getSynthesizedClone(moduleName); + || ts.getSynthesizedClone(moduleName); } return undefined; } @@ -13430,10 +14240,8 @@ var ts; * Here we check if alternative name was provided for a given moduleName and return it if possible. */ function tryRenameExternalModule(moduleName, sourceFile) { - if (sourceFile.renamedDependencies && ts.hasProperty(sourceFile.renamedDependencies, moduleName.text)) { - return createLiteral(sourceFile.renamedDependencies[moduleName.text]); - } - return undefined; + var rename = sourceFile.renamedDependencies && sourceFile.renamedDependencies.get(moduleName.text); + return rename && ts.createLiteral(rename); } /** * Get the name of a module as should be written in the emitted output. @@ -13447,10 +14255,10 @@ var ts; return undefined; } if (file.moduleName) { - return createLiteral(file.moduleName); + return ts.createLiteral(file.moduleName); } if (!ts.isDeclarationFile(file) && (options.out || options.outFile)) { - return createLiteral(ts.getExternalModuleNameFromPath(host, file.fileName)); + return ts.createLiteral(ts.getExternalModuleNameFromPath(host, file.fileName)); } return undefined; } @@ -13521,7 +14329,7 @@ var ts; } if (ts.isObjectLiteralElementLike(bindingElement)) { switch (bindingElement.kind) { - case 257 /* PropertyAssignment */: + case 260 /* PropertyAssignment */: // `b` in `({ a: b } = ...)` // `b` in `({ a: b = 1 } = ...)` // `{b}` in `({ a: {b} } = ...)` @@ -13533,11 +14341,11 @@ var ts; // `b[0]` in `({ a: b[0] } = ...)` // `b[0]` in `({ a: b[0] = 1 } = ...)` return getTargetOfBindingOrAssignmentElement(bindingElement.initializer); - case 258 /* ShorthandPropertyAssignment */: + case 261 /* ShorthandPropertyAssignment */: // `a` in `({ a } = ...)` // `a` in `({ a = 1 } = ...)` return bindingElement.name; - case 259 /* SpreadAssignment */: + case 262 /* SpreadAssignment */: // `a` in `({ ...a } = ...)` return getTargetOfBindingOrAssignmentElement(bindingElement.expression); } @@ -13569,12 +14377,12 @@ var ts; */ function getRestIndicatorOfBindingOrAssignmentElement(bindingElement) { switch (bindingElement.kind) { - case 144 /* Parameter */: - case 174 /* BindingElement */: + case 145 /* Parameter */: + case 175 /* BindingElement */: // `...` in `let [...a] = ...` return bindingElement.dotDotDotToken; - case 196 /* SpreadElement */: - case 259 /* SpreadAssignment */: + case 197 /* SpreadElement */: + case 262 /* SpreadAssignment */: // `...` in `[...a] = ...` return bindingElement; } @@ -13586,7 +14394,7 @@ var ts; */ function getPropertyNameOfBindingOrAssignmentElement(bindingElement) { switch (bindingElement.kind) { - case 174 /* BindingElement */: + case 175 /* BindingElement */: // `a` in `let { a: b } = ...` // `[a]` in `let { [a]: b } = ...` // `"a"` in `let { "a": b } = ...` @@ -13598,7 +14406,7 @@ var ts; : propertyName; } break; - case 257 /* PropertyAssignment */: + case 260 /* PropertyAssignment */: // `a` in `({ a: b } = ...)` // `[a]` in `({ [a]: b } = ...)` // `"a"` in `({ "a": b } = ...)` @@ -13610,7 +14418,7 @@ var ts; : propertyName; } break; - case 259 /* SpreadAssignment */: + case 262 /* SpreadAssignment */: // `a` in `({ ...a } = ...)` return bindingElement.name; } @@ -13628,13 +14436,13 @@ var ts; */ function getElementsOfBindingOrAssignmentPattern(name) { switch (name.kind) { - case 172 /* ObjectBindingPattern */: - case 173 /* ArrayBindingPattern */: - case 175 /* ArrayLiteralExpression */: + case 173 /* ObjectBindingPattern */: + case 174 /* ArrayBindingPattern */: + case 176 /* ArrayLiteralExpression */: // `a` in `{a}` // `a` in `[a]` return name.elements; - case 176 /* ObjectLiteralExpression */: + case 177 /* ObjectLiteralExpression */: // `a` in `{a}` return name.properties; } @@ -13644,10 +14452,12 @@ var ts; if (ts.isBindingElement(element)) { if (element.dotDotDotToken) { ts.Debug.assertNode(element.name, ts.isIdentifier); - return setOriginalNode(createSpread(element.name, element), element); + return ts.setOriginalNode(ts.setTextRange(ts.createSpread(element.name), element), element); } var expression = convertToAssignmentElementTarget(element.name); - return element.initializer ? setOriginalNode(createAssignment(expression, element.initializer, element), element) : expression; + return element.initializer + ? ts.setOriginalNode(ts.setTextRange(ts.createAssignment(expression, element.initializer), element), element) + : expression; } ts.Debug.assertNode(element, ts.isExpression); return element; @@ -13657,14 +14467,14 @@ var ts; if (ts.isBindingElement(element)) { if (element.dotDotDotToken) { ts.Debug.assertNode(element.name, ts.isIdentifier); - return setOriginalNode(createSpreadAssignment(element.name, element), element); + return ts.setOriginalNode(ts.setTextRange(ts.createSpreadAssignment(element.name), element), element); } if (element.propertyName) { var expression = convertToAssignmentElementTarget(element.name); - return setOriginalNode(createPropertyAssignment(element.propertyName, element.initializer ? createAssignment(expression, element.initializer) : expression, element), element); + return ts.setOriginalNode(ts.setTextRange(ts.createPropertyAssignment(element.propertyName, element.initializer ? ts.createAssignment(expression, element.initializer) : expression), element), element); } ts.Debug.assertNode(element.name, ts.isIdentifier); - return setOriginalNode(createShorthandPropertyAssignment(element.name, element.initializer, element), element); + return ts.setOriginalNode(ts.setTextRange(ts.createShorthandPropertyAssignment(element.name, element.initializer), element), element); } ts.Debug.assertNode(element, ts.isObjectLiteralElementLike); return element; @@ -13672,18 +14482,18 @@ var ts; ts.convertToObjectAssignmentElement = convertToObjectAssignmentElement; function convertToAssignmentPattern(node) { switch (node.kind) { - case 173 /* ArrayBindingPattern */: - case 175 /* ArrayLiteralExpression */: + case 174 /* ArrayBindingPattern */: + case 176 /* ArrayLiteralExpression */: return convertToArrayAssignmentPattern(node); - case 172 /* ObjectBindingPattern */: - case 176 /* ObjectLiteralExpression */: + case 173 /* ObjectBindingPattern */: + case 177 /* ObjectLiteralExpression */: return convertToObjectAssignmentPattern(node); } } ts.convertToAssignmentPattern = convertToAssignmentPattern; function convertToObjectAssignmentPattern(node) { if (ts.isObjectBindingPattern(node)) { - return setOriginalNode(createObjectLiteral(ts.map(node.elements, convertToObjectAssignmentElement), node), node); + return ts.setOriginalNode(ts.setTextRange(ts.createObjectLiteral(ts.map(node.elements, convertToObjectAssignmentElement)), node), node); } ts.Debug.assertNode(node, ts.isObjectLiteralExpression); return node; @@ -13691,7 +14501,7 @@ var ts; ts.convertToObjectAssignmentPattern = convertToObjectAssignmentPattern; function convertToArrayAssignmentPattern(node) { if (ts.isArrayBindingPattern(node)) { - return setOriginalNode(createArrayLiteral(ts.map(node.elements, convertToArrayAssignmentElement), node), node); + return ts.setOriginalNode(ts.setTextRange(ts.createArrayLiteral(ts.map(node.elements, convertToArrayAssignmentElement)), node), node); } ts.Debug.assertNode(node, ts.isArrayLiteralExpression); return node; @@ -13707,37 +14517,37 @@ var ts; ts.convertToAssignmentElementTarget = convertToAssignmentElementTarget; function collectExternalModuleInfo(sourceFile, resolver, compilerOptions) { var externalImports = []; - var exportSpecifiers = ts.createMap(); - var exportedBindings = ts.createMap(); + var exportSpecifiers = ts.createMultiMap(); + var exportedBindings = []; var uniqueExports = ts.createMap(); var exportedNames; var hasExportDefault = false; var exportEquals = undefined; var hasExportStarsToExportValues = false; var externalHelpersModuleName = getOrCreateExternalHelpersModuleNameIfNeeded(sourceFile, compilerOptions); - var externalHelpersImportDeclaration = externalHelpersModuleName && createImportDeclaration( + var externalHelpersImportDeclaration = externalHelpersModuleName && ts.createImportDeclaration( /*decorators*/ undefined, - /*modifiers*/ undefined, createImportClause(/*name*/ undefined, createNamespaceImport(externalHelpersModuleName)), createLiteral(ts.externalHelpersModuleNameText)); + /*modifiers*/ undefined, ts.createImportClause(/*name*/ undefined, ts.createNamespaceImport(externalHelpersModuleName)), ts.createLiteral(ts.externalHelpersModuleNameText)); if (externalHelpersImportDeclaration) { externalImports.push(externalHelpersImportDeclaration); } for (var _i = 0, _a = sourceFile.statements; _i < _a.length; _i++) { var node = _a[_i]; switch (node.kind) { - case 235 /* ImportDeclaration */: + case 237 /* ImportDeclaration */: // import "mod" // import x from "mod" // import * as x from "mod" // import { x, y } from "mod" externalImports.push(node); break; - case 234 /* ImportEqualsDeclaration */: - if (node.moduleReference.kind === 245 /* ExternalModuleReference */) { + case 236 /* ImportEqualsDeclaration */: + if (node.moduleReference.kind === 247 /* ExternalModuleReference */) { // import x = require("mod") externalImports.push(node); } break; - case 241 /* ExportDeclaration */: + case 243 /* ExportDeclaration */: if (node.moduleSpecifier) { if (!node.exportClause) { // export * from "mod" @@ -13753,27 +14563,27 @@ var ts; // export { x, y } for (var _b = 0, _c = node.exportClause.elements; _b < _c.length; _b++) { var specifier = _c[_b]; - if (!uniqueExports[specifier.name.text]) { - var name_10 = specifier.propertyName || specifier.name; - ts.multiMapAdd(exportSpecifiers, name_10.text, specifier); - var decl = resolver.getReferencedImportDeclaration(name_10) - || resolver.getReferencedValueDeclaration(name_10); + if (!uniqueExports.get(specifier.name.text)) { + var name = specifier.propertyName || specifier.name; + exportSpecifiers.add(name.text, specifier); + var decl = resolver.getReferencedImportDeclaration(name) + || resolver.getReferencedValueDeclaration(name); if (decl) { - ts.multiMapAdd(exportedBindings, ts.getOriginalNodeId(decl), specifier.name); + multiMapSparseArrayAdd(exportedBindings, ts.getOriginalNodeId(decl), specifier.name); } - uniqueExports[specifier.name.text] = true; + uniqueExports.set(specifier.name.text, true); exportedNames = ts.append(exportedNames, specifier.name); } } } break; - case 240 /* ExportAssignment */: + case 242 /* ExportAssignment */: if (node.isExportEquals && !exportEquals) { // export = x exportEquals = node; } break; - case 205 /* VariableStatement */: + case 207 /* VariableStatement */: if (ts.hasModifier(node, 1 /* Export */)) { for (var _d = 0, _e = node.declarationList.declarations; _d < _e.length; _d++) { var decl = _e[_d]; @@ -13781,42 +14591,42 @@ var ts; } } break; - case 225 /* FunctionDeclaration */: + case 227 /* FunctionDeclaration */: if (ts.hasModifier(node, 1 /* Export */)) { if (ts.hasModifier(node, 512 /* Default */)) { // export default function() { } if (!hasExportDefault) { - ts.multiMapAdd(exportedBindings, ts.getOriginalNodeId(node), getDeclarationName(node)); + multiMapSparseArrayAdd(exportedBindings, ts.getOriginalNodeId(node), getDeclarationName(node)); hasExportDefault = true; } } else { // export function x() { } - var name_11 = node.name; - if (!uniqueExports[name_11.text]) { - ts.multiMapAdd(exportedBindings, ts.getOriginalNodeId(node), name_11); - uniqueExports[name_11.text] = true; - exportedNames = ts.append(exportedNames, name_11); + var name = node.name; + if (!uniqueExports.get(name.text)) { + multiMapSparseArrayAdd(exportedBindings, ts.getOriginalNodeId(node), name); + uniqueExports.set(name.text, true); + exportedNames = ts.append(exportedNames, name); } } } break; - case 226 /* ClassDeclaration */: + case 228 /* ClassDeclaration */: if (ts.hasModifier(node, 1 /* Export */)) { if (ts.hasModifier(node, 512 /* Default */)) { // export default class { } if (!hasExportDefault) { - ts.multiMapAdd(exportedBindings, ts.getOriginalNodeId(node), getDeclarationName(node)); + multiMapSparseArrayAdd(exportedBindings, ts.getOriginalNodeId(node), getDeclarationName(node)); hasExportDefault = true; } } else { // export class x { } - var name_12 = node.name; - if (!uniqueExports[name_12.text]) { - ts.multiMapAdd(exportedBindings, ts.getOriginalNodeId(node), name_12); - uniqueExports[name_12.text] = true; - exportedNames = ts.append(exportedNames, name_12); + var name = node.name; + if (!uniqueExports.get(name.text)) { + multiMapSparseArrayAdd(exportedBindings, ts.getOriginalNodeId(node), name); + uniqueExports.set(name.text, true); + exportedNames = ts.append(exportedNames, name); } } } @@ -13836,13 +14646,24 @@ var ts; } } else if (!ts.isGeneratedIdentifier(decl.name)) { - if (!uniqueExports[decl.name.text]) { - uniqueExports[decl.name.text] = true; + if (!uniqueExports.get(decl.name.text)) { + uniqueExports.set(decl.name.text, true); exportedNames = ts.append(exportedNames, decl.name); } } return exportedNames; } + /** Use a sparse array as a multi-map. */ + function multiMapSparseArrayAdd(map, key, value) { + var values = map[key]; + if (values) { + values.push(value); + } + else { + map[key] = values = [value]; + } + return values; + } })(ts || (ts = {})); /// <reference path="utilities.ts"/> /// <reference path="scanner.ts"/> @@ -13854,13 +14675,13 @@ var ts; var IdentifierConstructor; var SourceFileConstructor; function createNode(kind, pos, end) { - if (kind === 261 /* SourceFile */) { + if (kind === 264 /* SourceFile */) { return new (SourceFileConstructor || (SourceFileConstructor = ts.objectAllocator.getSourceFileConstructor()))(kind, pos, end); } else if (kind === 70 /* Identifier */) { return new (IdentifierConstructor || (IdentifierConstructor = ts.objectAllocator.getIdentifierConstructor()))(kind, pos, end); } - else if (kind < 141 /* FirstNode */) { + else if (kind < 142 /* FirstNode */) { return new (TokenConstructor || (TokenConstructor = ts.objectAllocator.getTokenConstructor()))(kind, pos, end); } else { @@ -13903,28 +14724,29 @@ var ts; var visitNodes = cbNodeArray ? visitNodeArray : visitEachNode; var cbNodes = cbNodeArray || cbNode; switch (node.kind) { - case 141 /* QualifiedName */: + case 142 /* QualifiedName */: return visitNode(cbNode, node.left) || visitNode(cbNode, node.right); - case 143 /* TypeParameter */: + case 144 /* TypeParameter */: return visitNode(cbNode, node.name) || visitNode(cbNode, node.constraint) || + visitNode(cbNode, node.default) || visitNode(cbNode, node.expression); - case 258 /* ShorthandPropertyAssignment */: + case 261 /* ShorthandPropertyAssignment */: return visitNodes(cbNodes, node.decorators) || visitNodes(cbNodes, node.modifiers) || visitNode(cbNode, node.name) || visitNode(cbNode, node.questionToken) || visitNode(cbNode, node.equalsToken) || visitNode(cbNode, node.objectAssignmentInitializer); - case 259 /* SpreadAssignment */: + case 262 /* SpreadAssignment */: return visitNode(cbNode, node.expression); - case 144 /* Parameter */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 257 /* PropertyAssignment */: - case 223 /* VariableDeclaration */: - case 174 /* BindingElement */: + case 145 /* Parameter */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: + case 260 /* PropertyAssignment */: + case 225 /* VariableDeclaration */: + case 175 /* BindingElement */: return visitNodes(cbNodes, node.decorators) || visitNodes(cbNodes, node.modifiers) || visitNode(cbNode, node.propertyName) || @@ -13933,24 +14755,24 @@ var ts; visitNode(cbNode, node.questionToken) || visitNode(cbNode, node.type) || visitNode(cbNode, node.initializer); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: + case 159 /* FunctionType */: + case 160 /* ConstructorType */: + case 154 /* CallSignature */: + case 155 /* ConstructSignature */: + case 156 /* IndexSignature */: return visitNodes(cbNodes, node.decorators) || visitNodes(cbNodes, node.modifiers) || visitNodes(cbNodes, node.typeParameters) || visitNodes(cbNodes, node.parameters) || visitNode(cbNode, node.type); - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 184 /* FunctionExpression */: - case 225 /* FunctionDeclaration */: - case 185 /* ArrowFunction */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 151 /* Constructor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 185 /* FunctionExpression */: + case 227 /* FunctionDeclaration */: + case 186 /* ArrowFunction */: return visitNodes(cbNodes, node.decorators) || visitNodes(cbNodes, node.modifiers) || visitNode(cbNode, node.asteriskToken) || @@ -13961,320 +14783,326 @@ var ts; visitNode(cbNode, node.type) || visitNode(cbNode, node.equalsGreaterThanToken) || visitNode(cbNode, node.body); - case 157 /* TypeReference */: + case 158 /* TypeReference */: return visitNode(cbNode, node.typeName) || visitNodes(cbNodes, node.typeArguments); - case 156 /* TypePredicate */: + case 157 /* TypePredicate */: return visitNode(cbNode, node.parameterName) || visitNode(cbNode, node.type); - case 160 /* TypeQuery */: + case 161 /* TypeQuery */: return visitNode(cbNode, node.exprName); - case 161 /* TypeLiteral */: + case 162 /* TypeLiteral */: return visitNodes(cbNodes, node.members); - case 162 /* ArrayType */: + case 163 /* ArrayType */: return visitNode(cbNode, node.elementType); - case 163 /* TupleType */: + case 164 /* TupleType */: return visitNodes(cbNodes, node.elementTypes); - case 164 /* UnionType */: - case 165 /* IntersectionType */: + case 165 /* UnionType */: + case 166 /* IntersectionType */: return visitNodes(cbNodes, node.types); - case 166 /* ParenthesizedType */: - case 168 /* TypeOperator */: + case 167 /* ParenthesizedType */: + case 169 /* TypeOperator */: return visitNode(cbNode, node.type); - case 169 /* IndexedAccessType */: + case 170 /* IndexedAccessType */: return visitNode(cbNode, node.objectType) || visitNode(cbNode, node.indexType); - case 170 /* MappedType */: + case 171 /* MappedType */: return visitNode(cbNode, node.readonlyToken) || visitNode(cbNode, node.typeParameter) || visitNode(cbNode, node.questionToken) || visitNode(cbNode, node.type); - case 171 /* LiteralType */: + case 172 /* LiteralType */: return visitNode(cbNode, node.literal); - case 172 /* ObjectBindingPattern */: - case 173 /* ArrayBindingPattern */: + case 173 /* ObjectBindingPattern */: + case 174 /* ArrayBindingPattern */: return visitNodes(cbNodes, node.elements); - case 175 /* ArrayLiteralExpression */: + case 176 /* ArrayLiteralExpression */: return visitNodes(cbNodes, node.elements); - case 176 /* ObjectLiteralExpression */: + case 177 /* ObjectLiteralExpression */: return visitNodes(cbNodes, node.properties); - case 177 /* PropertyAccessExpression */: + case 178 /* PropertyAccessExpression */: return visitNode(cbNode, node.expression) || visitNode(cbNode, node.name); - case 178 /* ElementAccessExpression */: + case 179 /* ElementAccessExpression */: return visitNode(cbNode, node.expression) || visitNode(cbNode, node.argumentExpression); - case 179 /* CallExpression */: - case 180 /* NewExpression */: + case 180 /* CallExpression */: + case 181 /* NewExpression */: return visitNode(cbNode, node.expression) || visitNodes(cbNodes, node.typeArguments) || visitNodes(cbNodes, node.arguments); - case 181 /* TaggedTemplateExpression */: + case 182 /* TaggedTemplateExpression */: return visitNode(cbNode, node.tag) || visitNode(cbNode, node.template); - case 182 /* TypeAssertionExpression */: + case 183 /* TypeAssertionExpression */: return visitNode(cbNode, node.type) || visitNode(cbNode, node.expression); - case 183 /* ParenthesizedExpression */: + case 184 /* ParenthesizedExpression */: return visitNode(cbNode, node.expression); - case 186 /* DeleteExpression */: + case 187 /* DeleteExpression */: return visitNode(cbNode, node.expression); - case 187 /* TypeOfExpression */: + case 188 /* TypeOfExpression */: return visitNode(cbNode, node.expression); - case 188 /* VoidExpression */: + case 189 /* VoidExpression */: return visitNode(cbNode, node.expression); - case 190 /* PrefixUnaryExpression */: + case 191 /* PrefixUnaryExpression */: return visitNode(cbNode, node.operand); - case 195 /* YieldExpression */: + case 196 /* YieldExpression */: return visitNode(cbNode, node.asteriskToken) || visitNode(cbNode, node.expression); - case 189 /* AwaitExpression */: + case 190 /* AwaitExpression */: return visitNode(cbNode, node.expression); - case 191 /* PostfixUnaryExpression */: + case 192 /* PostfixUnaryExpression */: return visitNode(cbNode, node.operand); - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: return visitNode(cbNode, node.left) || visitNode(cbNode, node.operatorToken) || visitNode(cbNode, node.right); - case 200 /* AsExpression */: + case 201 /* AsExpression */: return visitNode(cbNode, node.expression) || visitNode(cbNode, node.type); - case 201 /* NonNullExpression */: + case 202 /* NonNullExpression */: return visitNode(cbNode, node.expression); - case 193 /* ConditionalExpression */: + case 203 /* MetaProperty */: + return visitNode(cbNode, node.name); + case 194 /* ConditionalExpression */: return visitNode(cbNode, node.condition) || visitNode(cbNode, node.questionToken) || visitNode(cbNode, node.whenTrue) || visitNode(cbNode, node.colonToken) || visitNode(cbNode, node.whenFalse); - case 196 /* SpreadElement */: + case 197 /* SpreadElement */: return visitNode(cbNode, node.expression); - case 204 /* Block */: - case 231 /* ModuleBlock */: + case 206 /* Block */: + case 233 /* ModuleBlock */: return visitNodes(cbNodes, node.statements); - case 261 /* SourceFile */: + case 264 /* SourceFile */: return visitNodes(cbNodes, node.statements) || visitNode(cbNode, node.endOfFileToken); - case 205 /* VariableStatement */: + case 207 /* VariableStatement */: return visitNodes(cbNodes, node.decorators) || visitNodes(cbNodes, node.modifiers) || visitNode(cbNode, node.declarationList); - case 224 /* VariableDeclarationList */: + case 226 /* VariableDeclarationList */: return visitNodes(cbNodes, node.declarations); - case 207 /* ExpressionStatement */: + case 209 /* ExpressionStatement */: return visitNode(cbNode, node.expression); - case 208 /* IfStatement */: + case 210 /* IfStatement */: return visitNode(cbNode, node.expression) || visitNode(cbNode, node.thenStatement) || visitNode(cbNode, node.elseStatement); - case 209 /* DoStatement */: + case 211 /* DoStatement */: return visitNode(cbNode, node.statement) || visitNode(cbNode, node.expression); - case 210 /* WhileStatement */: + case 212 /* WhileStatement */: return visitNode(cbNode, node.expression) || visitNode(cbNode, node.statement); - case 211 /* ForStatement */: + case 213 /* ForStatement */: return visitNode(cbNode, node.initializer) || visitNode(cbNode, node.condition) || visitNode(cbNode, node.incrementor) || visitNode(cbNode, node.statement); - case 212 /* ForInStatement */: + case 214 /* ForInStatement */: return visitNode(cbNode, node.initializer) || visitNode(cbNode, node.expression) || visitNode(cbNode, node.statement); - case 213 /* ForOfStatement */: - return visitNode(cbNode, node.initializer) || + case 215 /* ForOfStatement */: + return visitNode(cbNode, node.awaitModifier) || + visitNode(cbNode, node.initializer) || visitNode(cbNode, node.expression) || visitNode(cbNode, node.statement); - case 214 /* ContinueStatement */: - case 215 /* BreakStatement */: + case 216 /* ContinueStatement */: + case 217 /* BreakStatement */: return visitNode(cbNode, node.label); - case 216 /* ReturnStatement */: + case 218 /* ReturnStatement */: return visitNode(cbNode, node.expression); - case 217 /* WithStatement */: + case 219 /* WithStatement */: return visitNode(cbNode, node.expression) || visitNode(cbNode, node.statement); - case 218 /* SwitchStatement */: + case 220 /* SwitchStatement */: return visitNode(cbNode, node.expression) || visitNode(cbNode, node.caseBlock); - case 232 /* CaseBlock */: + case 234 /* CaseBlock */: return visitNodes(cbNodes, node.clauses); - case 253 /* CaseClause */: + case 256 /* CaseClause */: return visitNode(cbNode, node.expression) || visitNodes(cbNodes, node.statements); - case 254 /* DefaultClause */: + case 257 /* DefaultClause */: return visitNodes(cbNodes, node.statements); - case 219 /* LabeledStatement */: + case 221 /* LabeledStatement */: return visitNode(cbNode, node.label) || visitNode(cbNode, node.statement); - case 220 /* ThrowStatement */: + case 222 /* ThrowStatement */: return visitNode(cbNode, node.expression); - case 221 /* TryStatement */: + case 223 /* TryStatement */: return visitNode(cbNode, node.tryBlock) || visitNode(cbNode, node.catchClause) || visitNode(cbNode, node.finallyBlock); - case 256 /* CatchClause */: + case 259 /* CatchClause */: return visitNode(cbNode, node.variableDeclaration) || visitNode(cbNode, node.block); - case 145 /* Decorator */: + case 146 /* Decorator */: return visitNode(cbNode, node.expression); - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: + case 228 /* ClassDeclaration */: + case 198 /* ClassExpression */: return visitNodes(cbNodes, node.decorators) || visitNodes(cbNodes, node.modifiers) || visitNode(cbNode, node.name) || visitNodes(cbNodes, node.typeParameters) || visitNodes(cbNodes, node.heritageClauses) || visitNodes(cbNodes, node.members); - case 227 /* InterfaceDeclaration */: + case 229 /* InterfaceDeclaration */: return visitNodes(cbNodes, node.decorators) || visitNodes(cbNodes, node.modifiers) || visitNode(cbNode, node.name) || visitNodes(cbNodes, node.typeParameters) || visitNodes(cbNodes, node.heritageClauses) || visitNodes(cbNodes, node.members); - case 228 /* TypeAliasDeclaration */: + case 230 /* TypeAliasDeclaration */: return visitNodes(cbNodes, node.decorators) || visitNodes(cbNodes, node.modifiers) || visitNode(cbNode, node.name) || visitNodes(cbNodes, node.typeParameters) || visitNode(cbNode, node.type); - case 229 /* EnumDeclaration */: + case 231 /* EnumDeclaration */: return visitNodes(cbNodes, node.decorators) || visitNodes(cbNodes, node.modifiers) || visitNode(cbNode, node.name) || visitNodes(cbNodes, node.members); - case 260 /* EnumMember */: + case 263 /* EnumMember */: return visitNode(cbNode, node.name) || visitNode(cbNode, node.initializer); - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: return visitNodes(cbNodes, node.decorators) || visitNodes(cbNodes, node.modifiers) || visitNode(cbNode, node.name) || visitNode(cbNode, node.body); - case 234 /* ImportEqualsDeclaration */: + case 236 /* ImportEqualsDeclaration */: return visitNodes(cbNodes, node.decorators) || visitNodes(cbNodes, node.modifiers) || visitNode(cbNode, node.name) || visitNode(cbNode, node.moduleReference); - case 235 /* ImportDeclaration */: + case 237 /* ImportDeclaration */: return visitNodes(cbNodes, node.decorators) || visitNodes(cbNodes, node.modifiers) || visitNode(cbNode, node.importClause) || visitNode(cbNode, node.moduleSpecifier); - case 236 /* ImportClause */: + case 238 /* ImportClause */: return visitNode(cbNode, node.name) || visitNode(cbNode, node.namedBindings); - case 233 /* NamespaceExportDeclaration */: + case 235 /* NamespaceExportDeclaration */: return visitNode(cbNode, node.name); - case 237 /* NamespaceImport */: + case 239 /* NamespaceImport */: return visitNode(cbNode, node.name); - case 238 /* NamedImports */: - case 242 /* NamedExports */: + case 240 /* NamedImports */: + case 244 /* NamedExports */: return visitNodes(cbNodes, node.elements); - case 241 /* ExportDeclaration */: + case 243 /* ExportDeclaration */: return visitNodes(cbNodes, node.decorators) || visitNodes(cbNodes, node.modifiers) || visitNode(cbNode, node.exportClause) || visitNode(cbNode, node.moduleSpecifier); - case 239 /* ImportSpecifier */: - case 243 /* ExportSpecifier */: + case 241 /* ImportSpecifier */: + case 245 /* ExportSpecifier */: return visitNode(cbNode, node.propertyName) || visitNode(cbNode, node.name); - case 240 /* ExportAssignment */: + case 242 /* ExportAssignment */: return visitNodes(cbNodes, node.decorators) || visitNodes(cbNodes, node.modifiers) || visitNode(cbNode, node.expression); - case 194 /* TemplateExpression */: + case 195 /* TemplateExpression */: return visitNode(cbNode, node.head) || visitNodes(cbNodes, node.templateSpans); - case 202 /* TemplateSpan */: + case 204 /* TemplateSpan */: return visitNode(cbNode, node.expression) || visitNode(cbNode, node.literal); - case 142 /* ComputedPropertyName */: + case 143 /* ComputedPropertyName */: return visitNode(cbNode, node.expression); - case 255 /* HeritageClause */: + case 258 /* HeritageClause */: return visitNodes(cbNodes, node.types); - case 199 /* ExpressionWithTypeArguments */: + case 200 /* ExpressionWithTypeArguments */: return visitNode(cbNode, node.expression) || visitNodes(cbNodes, node.typeArguments); - case 245 /* ExternalModuleReference */: + case 247 /* ExternalModuleReference */: return visitNode(cbNode, node.expression); - case 244 /* MissingDeclaration */: + case 246 /* MissingDeclaration */: return visitNodes(cbNodes, node.decorators); - case 246 /* JsxElement */: + case 248 /* JsxElement */: return visitNode(cbNode, node.openingElement) || visitNodes(cbNodes, node.children) || visitNode(cbNode, node.closingElement); - case 247 /* JsxSelfClosingElement */: - case 248 /* JsxOpeningElement */: + case 249 /* JsxSelfClosingElement */: + case 250 /* JsxOpeningElement */: return visitNode(cbNode, node.tagName) || - visitNodes(cbNodes, node.attributes); - case 250 /* JsxAttribute */: + visitNode(cbNode, node.attributes); + case 253 /* JsxAttributes */: + return visitNodes(cbNodes, node.properties); + case 252 /* JsxAttribute */: return visitNode(cbNode, node.name) || visitNode(cbNode, node.initializer); - case 251 /* JsxSpreadAttribute */: - return visitNode(cbNode, node.expression); - case 252 /* JsxExpression */: + case 254 /* JsxSpreadAttribute */: return visitNode(cbNode, node.expression); - case 249 /* JsxClosingElement */: + case 255 /* JsxExpression */: + return visitNode(cbNode, node.dotDotDotToken) || + visitNode(cbNode, node.expression); + case 251 /* JsxClosingElement */: return visitNode(cbNode, node.tagName); - case 262 /* JSDocTypeExpression */: + case 266 /* JSDocTypeExpression */: return visitNode(cbNode, node.type); - case 266 /* JSDocUnionType */: + case 270 /* JSDocUnionType */: return visitNodes(cbNodes, node.types); - case 267 /* JSDocTupleType */: + case 271 /* JSDocTupleType */: return visitNodes(cbNodes, node.types); - case 265 /* JSDocArrayType */: + case 269 /* JSDocArrayType */: return visitNode(cbNode, node.elementType); - case 269 /* JSDocNonNullableType */: + case 273 /* JSDocNonNullableType */: return visitNode(cbNode, node.type); - case 268 /* JSDocNullableType */: + case 272 /* JSDocNullableType */: return visitNode(cbNode, node.type); - case 270 /* JSDocRecordType */: + case 274 /* JSDocRecordType */: return visitNode(cbNode, node.literal); - case 272 /* JSDocTypeReference */: + case 276 /* JSDocTypeReference */: return visitNode(cbNode, node.name) || visitNodes(cbNodes, node.typeArguments); - case 273 /* JSDocOptionalType */: + case 277 /* JSDocOptionalType */: return visitNode(cbNode, node.type); - case 274 /* JSDocFunctionType */: + case 278 /* JSDocFunctionType */: return visitNodes(cbNodes, node.parameters) || visitNode(cbNode, node.type); - case 275 /* JSDocVariadicType */: + case 279 /* JSDocVariadicType */: return visitNode(cbNode, node.type); - case 276 /* JSDocConstructorType */: + case 280 /* JSDocConstructorType */: return visitNode(cbNode, node.type); - case 277 /* JSDocThisType */: + case 281 /* JSDocThisType */: return visitNode(cbNode, node.type); - case 271 /* JSDocRecordMember */: + case 275 /* JSDocRecordMember */: return visitNode(cbNode, node.name) || visitNode(cbNode, node.type); - case 278 /* JSDocComment */: + case 282 /* JSDocComment */: return visitNodes(cbNodes, node.tags); - case 281 /* JSDocParameterTag */: + case 285 /* JSDocParameterTag */: return visitNode(cbNode, node.preParameterName) || visitNode(cbNode, node.typeExpression) || visitNode(cbNode, node.postParameterName); - case 282 /* JSDocReturnTag */: + case 286 /* JSDocReturnTag */: return visitNode(cbNode, node.typeExpression); - case 283 /* JSDocTypeTag */: + case 287 /* JSDocTypeTag */: return visitNode(cbNode, node.typeExpression); - case 280 /* JSDocAugmentsTag */: + case 284 /* JSDocAugmentsTag */: return visitNode(cbNode, node.typeExpression); - case 284 /* JSDocTemplateTag */: + case 288 /* JSDocTemplateTag */: return visitNodes(cbNodes, node.typeParameters); - case 285 /* JSDocTypedefTag */: + case 289 /* JSDocTypedefTag */: return visitNode(cbNode, node.typeExpression) || visitNode(cbNode, node.fullName) || visitNode(cbNode, node.name) || visitNode(cbNode, node.jsDocTypeLiteral); - case 287 /* JSDocTypeLiteral */: + case 291 /* JSDocTypeLiteral */: return visitNodes(cbNodes, node.jsDocPropertyTags); - case 286 /* JSDocPropertyTag */: + case 290 /* JSDocPropertyTag */: return visitNode(cbNode, node.typeExpression) || visitNode(cbNode, node.name); - case 294 /* PartiallyEmittedExpression */: + case 295 /* PartiallyEmittedExpression */: return visitNode(cbNode, node.expression); - case 288 /* JSDocLiteralType */: + case 292 /* JSDocLiteralType */: return visitNode(cbNode, node.literal); } } @@ -14292,6 +15120,7 @@ var ts; return Parser.parseIsolatedEntityName(text, languageVersion); } ts.parseIsolatedEntityName = parseIsolatedEntityName; + // See also `isExternalOrCommonJsModule` in utilities.ts function isExternalModule(file) { return file.externalModuleIndicator !== undefined; } @@ -14334,7 +15163,7 @@ var ts; // Share a single scanner across all calls to parse a source file. This helps speed things // up by avoiding the cost of creating/compiling scanners over and over again. var scanner = ts.createScanner(5 /* Latest */, /*skipTrivia*/ true); - var disallowInAndDecoratorContext = 65536 /* DisallowInContext */ | 262144 /* DecoratorContext */; + var disallowInAndDecoratorContext = 2048 /* DisallowInContext */ | 8192 /* DecoratorContext */; // capture constructors in 'initializeState' to avoid null checks var NodeConstructor; var TokenConstructor; @@ -14458,7 +15287,7 @@ var ts; identifiers = ts.createMap(); identifierCount = 0; nodeCount = 0; - contextFlags = scriptKind === 1 /* JS */ || scriptKind === 2 /* JSX */ ? 2097152 /* JavaScriptFile */ : 0 /* None */; + contextFlags = scriptKind === 1 /* JS */ || scriptKind === 2 /* JSX */ ? 65536 /* JavaScriptFile */ : 0 /* None */; parseErrorBeforeNextFinishedNode = false; // Initialize and prime the scanner before parsing the source elements. scanner.setText(sourceText); @@ -14546,7 +15375,7 @@ var ts; function createSourceFile(fileName, languageVersion, scriptKind) { // code from createNode is inlined here so createNode won't have to deal with special case of creating source files // this is quite rare comparing to other nodes and createNode should be as fast as possible - var sourceFile = new SourceFileConstructor(261 /* SourceFile */, /*pos*/ 0, /* end */ sourceText.length); + var sourceFile = new SourceFileConstructor(264 /* SourceFile */, /*pos*/ 0, /* end */ sourceText.length); nodeCount++; sourceFile.text = sourceText; sourceFile.bindDiagnostics = []; @@ -14566,16 +15395,16 @@ var ts; } } function setDisallowInContext(val) { - setContextFlag(val, 65536 /* DisallowInContext */); + setContextFlag(val, 2048 /* DisallowInContext */); } function setYieldContext(val) { - setContextFlag(val, 131072 /* YieldContext */); + setContextFlag(val, 4096 /* YieldContext */); } function setDecoratorContext(val) { - setContextFlag(val, 262144 /* DecoratorContext */); + setContextFlag(val, 8192 /* DecoratorContext */); } function setAwaitContext(val) { - setContextFlag(val, 524288 /* AwaitContext */); + setContextFlag(val, 16384 /* AwaitContext */); } function doOutsideOfContext(context, func) { // contextFlagsToClear will contain only the context flags that are @@ -14616,40 +15445,40 @@ var ts; return func(); } function allowInAnd(func) { - return doOutsideOfContext(65536 /* DisallowInContext */, func); + return doOutsideOfContext(2048 /* DisallowInContext */, func); } function disallowInAnd(func) { - return doInsideOfContext(65536 /* DisallowInContext */, func); + return doInsideOfContext(2048 /* DisallowInContext */, func); } function doInYieldContext(func) { - return doInsideOfContext(131072 /* YieldContext */, func); + return doInsideOfContext(4096 /* YieldContext */, func); } function doInDecoratorContext(func) { - return doInsideOfContext(262144 /* DecoratorContext */, func); + return doInsideOfContext(8192 /* DecoratorContext */, func); } function doInAwaitContext(func) { - return doInsideOfContext(524288 /* AwaitContext */, func); + return doInsideOfContext(16384 /* AwaitContext */, func); } function doOutsideOfAwaitContext(func) { - return doOutsideOfContext(524288 /* AwaitContext */, func); + return doOutsideOfContext(16384 /* AwaitContext */, func); } function doInYieldAndAwaitContext(func) { - return doInsideOfContext(131072 /* YieldContext */ | 524288 /* AwaitContext */, func); + return doInsideOfContext(4096 /* YieldContext */ | 16384 /* AwaitContext */, func); } function inContext(flags) { return (contextFlags & flags) !== 0; } function inYieldContext() { - return inContext(131072 /* YieldContext */); + return inContext(4096 /* YieldContext */); } function inDisallowInContext() { - return inContext(65536 /* DisallowInContext */); + return inContext(2048 /* DisallowInContext */); } function inDecoratorContext() { - return inContext(262144 /* DecoratorContext */); + return inContext(8192 /* DecoratorContext */); } function inAwaitContext() { - return inContext(524288 /* AwaitContext */); + return inContext(16384 /* AwaitContext */); } function parseErrorAtCurrentToken(message, arg0) { var start = scanner.getTokenPos(); @@ -14830,7 +15659,7 @@ var ts; if (!(pos >= 0)) { pos = scanner.getStartPos(); } - return kind >= 141 /* FirstNode */ ? new NodeConstructor(kind, pos, pos) : + return kind >= 142 /* FirstNode */ ? new NodeConstructor(kind, pos, pos) : kind === 70 /* Identifier */ ? new IdentifierConstructor(kind, pos, pos) : new TokenConstructor(kind, pos, pos); } @@ -14853,7 +15682,7 @@ var ts; // flag so that we don't mark any subsequent nodes. if (parseErrorBeforeNextFinishedNode) { parseErrorBeforeNextFinishedNode = false; - node.flags |= 1048576 /* ThisNodeHasError */; + node.flags |= 32768 /* ThisNodeHasError */; } return node; } @@ -14870,7 +15699,11 @@ var ts; } function internIdentifier(text) { text = ts.escapeIdentifier(text); - return identifiers[text] || (identifiers[text] = text); + var identifier = identifiers.get(text); + if (identifier === undefined) { + identifiers.set(text, identifier = text); + } + return identifier; } // An identifier that starts with two underscores has an extra underscore character prepended to it to avoid issues // with magic property names like '__proto__'. The 'identifiers' object is used to share a single string instance for @@ -14922,7 +15755,7 @@ var ts; // PropertyName [Yield]: // LiteralPropertyName // ComputedPropertyName[?Yield] - var node = createNode(142 /* ComputedPropertyName */); + var node = createNode(143 /* ComputedPropertyName */); parseExpected(20 /* OpenBracketToken */); // We parse any expression (including a comma expression). But the grammar // says that only an assignment expression is allowed, so the grammar checker @@ -14975,6 +15808,7 @@ var ts; function nextTokenIsClassOrFunctionOrAsync() { nextToken(); return token() === 74 /* ClassKeyword */ || token() === 88 /* FunctionKeyword */ || + (token() === 116 /* AbstractKeyword */ && lookAhead(nextTokenIsClassKeywordOnSameLine)) || (token() === 119 /* AsyncKeyword */ && lookAhead(nextTokenIsFunctionKeywordOnSameLine)); } // True if positioned at the start of a list element @@ -15015,7 +15849,7 @@ var ts; case 9 /* ObjectBindingElements */: return token() === 20 /* OpenBracketToken */ || token() === 23 /* DotDotDotToken */ || isLiteralPropertyName(); case 7 /* HeritageClauseElement */: - // If we see { } then only consume it as an expression if it is followed by , or { + // If we see `{ ... }` then only consume it as an expression if it is followed by `,` or `{` // That way we won't consume the body of a class in its heritage clause. if (token() === 16 /* OpenBraceToken */) { return lookAhead(isValidHeritageClauseObjectLiteral); @@ -15247,7 +16081,7 @@ var ts; // differently depending on what mode it is in. // // This also applies to all our other context flags as well. - var nodeContextFlags = node.flags & 3080192 /* ContextFlags */; + var nodeContextFlags = node.flags & 96256 /* ContextFlags */; if (nodeContextFlags !== contextFlags) { return undefined; } @@ -15329,14 +16163,14 @@ var ts; function isReusableClassMember(node) { if (node) { switch (node.kind) { - case 150 /* Constructor */: - case 155 /* IndexSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 147 /* PropertyDeclaration */: - case 203 /* SemicolonClassElement */: + case 151 /* Constructor */: + case 156 /* IndexSignature */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 148 /* PropertyDeclaration */: + case 205 /* SemicolonClassElement */: return true; - case 149 /* MethodDeclaration */: + case 150 /* MethodDeclaration */: // Method declarations are not necessarily reusable. An object-literal // may have a method calls "constructor(...)" and we must reparse that // into an actual .ConstructorDeclaration. @@ -15351,8 +16185,8 @@ var ts; function isReusableSwitchClause(node) { if (node) { switch (node.kind) { - case 253 /* CaseClause */: - case 254 /* DefaultClause */: + case 256 /* CaseClause */: + case 257 /* DefaultClause */: return true; } } @@ -15361,58 +16195,58 @@ var ts; function isReusableStatement(node) { if (node) { switch (node.kind) { - case 225 /* FunctionDeclaration */: - case 205 /* VariableStatement */: - case 204 /* Block */: - case 208 /* IfStatement */: - case 207 /* ExpressionStatement */: - case 220 /* ThrowStatement */: - case 216 /* ReturnStatement */: - case 218 /* SwitchStatement */: - case 215 /* BreakStatement */: - case 214 /* ContinueStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 211 /* ForStatement */: - case 210 /* WhileStatement */: - case 217 /* WithStatement */: - case 206 /* EmptyStatement */: - case 221 /* TryStatement */: - case 219 /* LabeledStatement */: - case 209 /* DoStatement */: - case 222 /* DebuggerStatement */: - case 235 /* ImportDeclaration */: - case 234 /* ImportEqualsDeclaration */: - case 241 /* ExportDeclaration */: - case 240 /* ExportAssignment */: - case 230 /* ModuleDeclaration */: - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 229 /* EnumDeclaration */: - case 228 /* TypeAliasDeclaration */: + case 227 /* FunctionDeclaration */: + case 207 /* VariableStatement */: + case 206 /* Block */: + case 210 /* IfStatement */: + case 209 /* ExpressionStatement */: + case 222 /* ThrowStatement */: + case 218 /* ReturnStatement */: + case 220 /* SwitchStatement */: + case 217 /* BreakStatement */: + case 216 /* ContinueStatement */: + case 214 /* ForInStatement */: + case 215 /* ForOfStatement */: + case 213 /* ForStatement */: + case 212 /* WhileStatement */: + case 219 /* WithStatement */: + case 208 /* EmptyStatement */: + case 223 /* TryStatement */: + case 221 /* LabeledStatement */: + case 211 /* DoStatement */: + case 224 /* DebuggerStatement */: + case 237 /* ImportDeclaration */: + case 236 /* ImportEqualsDeclaration */: + case 243 /* ExportDeclaration */: + case 242 /* ExportAssignment */: + case 232 /* ModuleDeclaration */: + case 228 /* ClassDeclaration */: + case 229 /* InterfaceDeclaration */: + case 231 /* EnumDeclaration */: + case 230 /* TypeAliasDeclaration */: return true; } } return false; } function isReusableEnumMember(node) { - return node.kind === 260 /* EnumMember */; + return node.kind === 263 /* EnumMember */; } function isReusableTypeMember(node) { if (node) { switch (node.kind) { - case 154 /* ConstructSignature */: - case 148 /* MethodSignature */: - case 155 /* IndexSignature */: - case 146 /* PropertySignature */: - case 153 /* CallSignature */: + case 155 /* ConstructSignature */: + case 149 /* MethodSignature */: + case 156 /* IndexSignature */: + case 147 /* PropertySignature */: + case 154 /* CallSignature */: return true; } } return false; } function isReusableVariableDeclaration(node) { - if (node.kind !== 223 /* VariableDeclaration */) { + if (node.kind !== 225 /* VariableDeclaration */) { return false; } // Very subtle incremental parsing bug. Consider the following code: @@ -15433,7 +16267,7 @@ var ts; return variableDeclarator.initializer === undefined; } function isReusableParameter(node) { - if (node.kind !== 144 /* Parameter */) { + if (node.kind !== 145 /* Parameter */) { return false; } // See the comment in isReusableVariableDeclaration for why we do this. @@ -15480,7 +16314,6 @@ var ts; case 25 /* JSDocRecordMembers */: return ts.Diagnostics.Property_assignment_expected; } } - ; // Parses a comma-delimited list of elements function parseDelimitedList(kind, parseElement, considerSemicolonAsDelimiter) { var saveParsingContext = parsingContext; @@ -15546,7 +16379,7 @@ var ts; function parseEntityName(allowReservedWords, diagnosticMessage) { var entity = parseIdentifier(diagnosticMessage); while (parseOptional(22 /* DotToken */)) { - var node = createNode(141 /* QualifiedName */, entity.pos); // !!! + var node = createNode(142 /* QualifiedName */, entity.pos); // !!! node.left = entity; node.right = parseRightSideOfDot(allowReservedWords); entity = finishNode(node); @@ -15585,7 +16418,7 @@ var ts; return allowIdentifierNames ? parseIdentifierName() : parseIdentifier(); } function parseTemplateExpression() { - var template = createNode(194 /* TemplateExpression */); + var template = createNode(195 /* TemplateExpression */); template.head = parseTemplateHead(); ts.Debug.assert(template.head.kind === 13 /* TemplateHead */, "Template head has wrong token kind"); var templateSpans = createNodeArray(); @@ -15597,7 +16430,7 @@ var ts; return finishNode(template); } function parseTemplateSpan() { - var span = createNode(202 /* TemplateSpan */); + var span = createNode(204 /* TemplateSpan */); span.expression = allowInAnd(parseExpression); var literal; if (token() === 17 /* CloseBraceToken */) { @@ -15633,27 +16466,23 @@ var ts; if (scanner.isUnterminated()) { node.isUnterminated = true; } - var tokenPos = scanner.getTokenPos(); - nextToken(); - finishNode(node); // Octal literals are not allowed in strict mode or ES5 // Note that theoretically the following condition would hold true literals like 009, // which is not octal.But because of how the scanner separates the tokens, we would // never get a token like this. Instead, we would get 00 and 9 as two separate tokens. // We also do not need to check for negatives because any prefix operator would be part of a // parent unary expression. - if (node.kind === 8 /* NumericLiteral */ - && sourceText.charCodeAt(tokenPos) === 48 /* _0 */ - && ts.isOctalDigit(sourceText.charCodeAt(tokenPos + 1))) { - node.isOctalLiteral = true; + if (node.kind === 8 /* NumericLiteral */) { + node.numericLiteralFlags = scanner.getNumericLiteralFlags(); } + nextToken(); + finishNode(node); return node; } // TYPES function parseTypeReference() { - var typeName = parseEntityName(/*allowReservedWords*/ false, ts.Diagnostics.Type_expected); - var node = createNode(157 /* TypeReference */, typeName.pos); - node.typeName = typeName; + var node = createNode(158 /* TypeReference */); + node.typeName = parseEntityName(/*allowReservedWords*/ false, ts.Diagnostics.Type_expected); if (!scanner.hasPrecedingLineBreak() && token() === 26 /* LessThanToken */) { node.typeArguments = parseBracketedList(19 /* TypeArguments */, parseType, 26 /* LessThanToken */, 28 /* GreaterThanToken */); } @@ -15661,24 +16490,24 @@ var ts; } function parseThisTypePredicate(lhs) { nextToken(); - var node = createNode(156 /* TypePredicate */, lhs.pos); + var node = createNode(157 /* TypePredicate */, lhs.pos); node.parameterName = lhs; node.type = parseType(); return finishNode(node); } function parseThisTypeNode() { - var node = createNode(167 /* ThisType */); + var node = createNode(168 /* ThisType */); nextToken(); return finishNode(node); } function parseTypeQuery() { - var node = createNode(160 /* TypeQuery */); + var node = createNode(161 /* TypeQuery */); parseExpected(102 /* TypeOfKeyword */); node.exprName = parseEntityName(/*allowReservedWords*/ true); return finishNode(node); } function parseTypeParameter() { - var node = createNode(143 /* TypeParameter */); + var node = createNode(144 /* TypeParameter */); node.name = parseIdentifier(); if (parseOptional(84 /* ExtendsKeyword */)) { // It's not uncommon for people to write improper constraints to a generic. If the @@ -15699,6 +16528,9 @@ var ts; node.expression = parseUnaryExpressionOrHigher(); } } + if (parseOptional(57 /* EqualsToken */)) { + node.default = parseType(); + } return finishNode(node); } function parseTypeParameters() { @@ -15716,9 +16548,9 @@ var ts; return token() === 23 /* DotDotDotToken */ || isIdentifierOrPattern() || ts.isModifierKind(token()) || token() === 56 /* AtToken */ || token() === 98 /* ThisKeyword */; } function parseParameter() { - var node = createNode(144 /* Parameter */); + var node = createNode(145 /* Parameter */); if (token() === 98 /* ThisKeyword */) { - node.name = createIdentifier(/*isIdentifier*/ true, undefined); + node.name = createIdentifier(/*isIdentifier*/ true); node.type = parseParameterType(); return finishNode(node); } @@ -15815,7 +16647,7 @@ var ts; } function parseSignatureMember(kind) { var node = createNode(kind); - if (kind === 154 /* ConstructSignature */) { + if (kind === 155 /* ConstructSignature */) { parseExpected(93 /* NewKeyword */); } fillSignature(55 /* ColonToken */, /*yieldContext*/ false, /*awaitContext*/ false, /*requireCompleteParameterList*/ false, node); @@ -15879,7 +16711,7 @@ var ts; return token() === 55 /* ColonToken */ || token() === 25 /* CommaToken */ || token() === 21 /* CloseBracketToken */; } function parseIndexSignatureDeclaration(fullStart, decorators, modifiers) { - var node = createNode(155 /* IndexSignature */, fullStart); + var node = createNode(156 /* IndexSignature */, fullStart); node.decorators = decorators; node.modifiers = modifiers; node.parameters = parseBracketedList(16 /* Parameters */, parseParameter, 20 /* OpenBracketToken */, 21 /* CloseBracketToken */); @@ -15891,7 +16723,7 @@ var ts; var name = parsePropertyName(); var questionToken = parseOptionalToken(54 /* QuestionToken */); if (token() === 18 /* OpenParenToken */ || token() === 26 /* LessThanToken */) { - var method = createNode(148 /* MethodSignature */, fullStart); + var method = createNode(149 /* MethodSignature */, fullStart); method.modifiers = modifiers; method.name = name; method.questionToken = questionToken; @@ -15902,7 +16734,7 @@ var ts; return addJSDocComment(finishNode(method)); } else { - var property = createNode(146 /* PropertySignature */, fullStart); + var property = createNode(147 /* PropertySignature */, fullStart); property.modifiers = modifiers; property.name = name; property.questionToken = questionToken; @@ -15918,14 +16750,14 @@ var ts; } } function isTypeMemberStart() { - var idToken; // Return true if we have the start of a signature member if (token() === 18 /* OpenParenToken */ || token() === 26 /* LessThanToken */) { return true; } + var idToken; // Eat up all modifiers, but hold on to the last one in case it is actually an identifier while (ts.isModifierKind(token())) { - idToken = token(); + idToken = true; nextToken(); } // Index signatures and computed property names are type members @@ -15934,7 +16766,7 @@ var ts; } // Try to get the first property-like token following all modifiers if (isLiteralPropertyName()) { - idToken = token(); + idToken = true; nextToken(); } // If we were able to get any potential identifier, check that it is @@ -15951,10 +16783,10 @@ var ts; } function parseTypeMember() { if (token() === 18 /* OpenParenToken */ || token() === 26 /* LessThanToken */) { - return parseSignatureMember(153 /* CallSignature */); + return parseSignatureMember(154 /* CallSignature */); } if (token() === 93 /* NewKeyword */ && lookAhead(isStartOfConstructSignature)) { - return parseSignatureMember(154 /* ConstructSignature */); + return parseSignatureMember(155 /* ConstructSignature */); } var fullStart = getNodePos(); var modifiers = parseModifiers(); @@ -15968,7 +16800,7 @@ var ts; return token() === 18 /* OpenParenToken */ || token() === 26 /* LessThanToken */; } function parseTypeLiteral() { - var node = createNode(161 /* TypeLiteral */); + var node = createNode(162 /* TypeLiteral */); node.members = parseObjectTypeMembers(); return finishNode(node); } @@ -15991,14 +16823,14 @@ var ts; return token() === 20 /* OpenBracketToken */ && nextTokenIsIdentifier() && nextToken() === 91 /* InKeyword */; } function parseMappedTypeParameter() { - var node = createNode(143 /* TypeParameter */); + var node = createNode(144 /* TypeParameter */); node.name = parseIdentifier(); parseExpected(91 /* InKeyword */); node.constraint = parseType(); return finishNode(node); } function parseMappedType() { - var node = createNode(170 /* MappedType */); + var node = createNode(171 /* MappedType */); parseExpected(16 /* OpenBraceToken */); node.readonlyToken = parseOptionalToken(130 /* ReadonlyKeyword */); parseExpected(20 /* OpenBracketToken */); @@ -16011,12 +16843,12 @@ var ts; return finishNode(node); } function parseTupleType() { - var node = createNode(163 /* TupleType */); + var node = createNode(164 /* TupleType */); node.elementTypes = parseBracketedList(20 /* TupleElementTypes */, parseType, 20 /* OpenBracketToken */, 21 /* CloseBracketToken */); return finishNode(node); } function parseParenthesizedType() { - var node = createNode(166 /* ParenthesizedType */); + var node = createNode(167 /* ParenthesizedType */); parseExpected(18 /* OpenParenToken */); node.type = parseType(); parseExpected(19 /* CloseParenToken */); @@ -16024,7 +16856,7 @@ var ts; } function parseFunctionOrConstructorType(kind) { var node = createNode(kind); - if (kind === 159 /* ConstructorType */) { + if (kind === 160 /* ConstructorType */) { parseExpected(93 /* NewKeyword */); } fillSignature(35 /* EqualsGreaterThanToken */, /*yieldContext*/ false, /*awaitContext*/ false, /*requireCompleteParameterList*/ false, node); @@ -16035,7 +16867,7 @@ var ts; return token() === 22 /* DotToken */ ? undefined : node; } function parseLiteralTypeNode() { - var node = createNode(171 /* LiteralType */); + var node = createNode(172 /* LiteralType */); node.literal = parseSimpleUnaryExpression(); finishNode(node); return node; @@ -16046,12 +16878,13 @@ var ts; function parseNonArrayType() { switch (token()) { case 118 /* AnyKeyword */: - case 134 /* StringKeyword */: + case 135 /* StringKeyword */: case 132 /* NumberKeyword */: case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: - case 137 /* UndefinedKeyword */: + case 136 /* SymbolKeyword */: + case 138 /* UndefinedKeyword */: case 129 /* NeverKeyword */: + case 133 /* ObjectKeyword */: // If these are followed by a dot, then parse these out as a dotted type reference instead. var node = tryParse(parseKeywordAndNoDot); return node || parseTypeReference(); @@ -16089,12 +16922,12 @@ var ts; function isStartOfType() { switch (token()) { case 118 /* AnyKeyword */: - case 134 /* StringKeyword */: + case 135 /* StringKeyword */: case 132 /* NumberKeyword */: case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: + case 136 /* SymbolKeyword */: case 104 /* VoidKeyword */: - case 137 /* UndefinedKeyword */: + case 138 /* UndefinedKeyword */: case 94 /* NullKeyword */: case 98 /* ThisKeyword */: case 102 /* TypeOfKeyword */: @@ -16102,11 +16935,14 @@ var ts; case 16 /* OpenBraceToken */: case 20 /* OpenBracketToken */: case 26 /* LessThanToken */: + case 48 /* BarToken */: + case 47 /* AmpersandToken */: case 93 /* NewKeyword */: case 9 /* StringLiteral */: case 8 /* NumericLiteral */: case 100 /* TrueKeyword */: case 85 /* FalseKeyword */: + case 133 /* ObjectKeyword */: return true; case 37 /* MinusToken */: return lookAhead(nextTokenIsNumericLiteral); @@ -16126,14 +16962,14 @@ var ts; var type = parseNonArrayType(); while (!scanner.hasPrecedingLineBreak() && parseOptional(20 /* OpenBracketToken */)) { if (isStartOfType()) { - var node = createNode(169 /* IndexedAccessType */, type.pos); + var node = createNode(170 /* IndexedAccessType */, type.pos); node.objectType = type; node.indexType = parseType(); parseExpected(21 /* CloseBracketToken */); type = finishNode(node); } else { - var node = createNode(162 /* ArrayType */, type.pos); + var node = createNode(163 /* ArrayType */, type.pos); node.elementType = type; parseExpected(21 /* CloseBracketToken */); type = finishNode(node); @@ -16142,7 +16978,7 @@ var ts; return type; } function parseTypeOperator(operator) { - var node = createNode(168 /* TypeOperator */); + var node = createNode(169 /* TypeOperator */); parseExpected(operator); node.operator = operator; node.type = parseTypeOperatorOrHigher(); @@ -16156,6 +16992,7 @@ var ts; return parseArrayTypeOrHigher(); } function parseUnionOrIntersectionType(kind, parseConstituentType, operator) { + parseOptional(operator); var type = parseConstituentType(); if (token() === operator) { var types = createNodeArray([type], type.pos); @@ -16170,10 +17007,10 @@ var ts; return type; } function parseIntersectionTypeOrHigher() { - return parseUnionOrIntersectionType(165 /* IntersectionType */, parseTypeOperatorOrHigher, 47 /* AmpersandToken */); + return parseUnionOrIntersectionType(166 /* IntersectionType */, parseTypeOperatorOrHigher, 47 /* AmpersandToken */); } function parseUnionTypeOrHigher() { - return parseUnionOrIntersectionType(164 /* UnionType */, parseIntersectionTypeOrHigher, 48 /* BarToken */); + return parseUnionOrIntersectionType(165 /* UnionType */, parseIntersectionTypeOrHigher, 48 /* BarToken */); } function isStartOfFunctionType() { if (token() === 26 /* LessThanToken */) { @@ -16230,7 +17067,7 @@ var ts; var typePredicateVariable = isIdentifier() && tryParse(parseTypePredicatePrefix); var type = parseType(); if (typePredicateVariable) { - var node = createNode(156 /* TypePredicate */, typePredicateVariable.pos); + var node = createNode(157 /* TypePredicate */, typePredicateVariable.pos); node.parameterName = typePredicateVariable; node.type = type; return finishNode(node); @@ -16249,14 +17086,14 @@ var ts; function parseType() { // The rules about 'yield' only apply to actual code/expression contexts. They don't // apply to 'type' contexts. So we disable these parameters here before moving on. - return doOutsideOfContext(655360 /* TypeExcludesFlags */, parseTypeWorker); + return doOutsideOfContext(20480 /* TypeExcludesFlags */, parseTypeWorker); } function parseTypeWorker() { if (isStartOfFunctionType()) { - return parseFunctionOrConstructorType(158 /* FunctionType */); + return parseFunctionOrConstructorType(159 /* FunctionType */); } if (token() === 93 /* NewKeyword */) { - return parseFunctionOrConstructorType(159 /* ConstructorType */); + return parseFunctionOrConstructorType(160 /* ConstructorType */); } return parseUnionTypeOrHigher(); } @@ -16457,7 +17294,7 @@ var ts; return !scanner.hasPrecedingLineBreak() && isIdentifier(); } function parseYieldExpression() { - var node = createNode(195 /* YieldExpression */); + var node = createNode(196 /* YieldExpression */); // YieldExpression[In] : // yield // yield [no LineTerminator here] [Lexical goal InputElementRegExp]AssignmentExpression[?In, Yield] @@ -16479,13 +17316,13 @@ var ts; ts.Debug.assert(token() === 35 /* EqualsGreaterThanToken */, "parseSimpleArrowFunctionExpression should only have been called if we had a =>"); var node; if (asyncModifier) { - node = createNode(185 /* ArrowFunction */, asyncModifier.pos); + node = createNode(186 /* ArrowFunction */, asyncModifier.pos); node.modifiers = asyncModifier; } else { - node = createNode(185 /* ArrowFunction */, identifier.pos); + node = createNode(186 /* ArrowFunction */, identifier.pos); } - var parameter = createNode(144 /* Parameter */, identifier.pos); + var parameter = createNode(145 /* Parameter */, identifier.pos); parameter.name = identifier; finishNode(parameter); node.parameters = createNodeArray([parameter], parameter.pos); @@ -16667,7 +17504,7 @@ var ts; return 0 /* False */; } function parseParenthesizedArrowFunctionExpressionHead(allowAmbiguity) { - var node = createNode(185 /* ArrowFunction */); + var node = createNode(186 /* ArrowFunction */); node.modifiers = parseModifiersForArrowFunction(); var isAsync = !!(ts.getModifierFlags(node) & 256 /* Async */); // Arrow functions are never generators. @@ -16733,7 +17570,7 @@ var ts; } // Note: we explicitly 'allowIn' in the whenTrue part of the condition expression, and // we do not that for the 'whenFalse' part. - var node = createNode(193 /* ConditionalExpression */, leftOperand.pos); + var node = createNode(194 /* ConditionalExpression */, leftOperand.pos); node.condition = leftOperand; node.questionToken = questionToken; node.whenTrue = doOutsideOfContext(disallowInAndDecoratorContext, parseAssignmentExpressionOrHigher); @@ -16746,7 +17583,7 @@ var ts; return parseBinaryExpressionRest(precedence, leftOperand); } function isInOrOfKeyword(t) { - return t === 91 /* InKeyword */ || t === 140 /* OfKeyword */; + return t === 91 /* InKeyword */ || t === 141 /* OfKeyword */; } function parseBinaryExpressionRest(precedence, leftOperand) { while (true) { @@ -16854,39 +17691,39 @@ var ts; return -1; } function makeBinaryExpression(left, operatorToken, right) { - var node = createNode(192 /* BinaryExpression */, left.pos); + var node = createNode(193 /* BinaryExpression */, left.pos); node.left = left; node.operatorToken = operatorToken; node.right = right; return finishNode(node); } function makeAsExpression(left, right) { - var node = createNode(200 /* AsExpression */, left.pos); + var node = createNode(201 /* AsExpression */, left.pos); node.expression = left; node.type = right; return finishNode(node); } function parsePrefixUnaryExpression() { - var node = createNode(190 /* PrefixUnaryExpression */); + var node = createNode(191 /* PrefixUnaryExpression */); node.operator = token(); nextToken(); node.operand = parseSimpleUnaryExpression(); return finishNode(node); } function parseDeleteExpression() { - var node = createNode(186 /* DeleteExpression */); + var node = createNode(187 /* DeleteExpression */); nextToken(); node.expression = parseSimpleUnaryExpression(); return finishNode(node); } function parseTypeOfExpression() { - var node = createNode(187 /* TypeOfExpression */); + var node = createNode(188 /* TypeOfExpression */); nextToken(); node.expression = parseSimpleUnaryExpression(); return finishNode(node); } function parseVoidExpression() { - var node = createNode(188 /* VoidExpression */); + var node = createNode(189 /* VoidExpression */); nextToken(); node.expression = parseSimpleUnaryExpression(); return finishNode(node); @@ -16902,7 +17739,7 @@ var ts; return false; } function parseAwaitExpression() { - var node = createNode(189 /* AwaitExpression */); + var node = createNode(190 /* AwaitExpression */); nextToken(); node.expression = parseSimpleUnaryExpression(); return finishNode(node); @@ -16945,7 +17782,7 @@ var ts; var simpleUnaryExpression = parseSimpleUnaryExpression(); if (token() === 39 /* AsteriskAsteriskToken */) { var start = ts.skipTrivia(sourceText, simpleUnaryExpression.pos); - if (simpleUnaryExpression.kind === 182 /* TypeAssertionExpression */) { + if (simpleUnaryExpression.kind === 183 /* TypeAssertionExpression */) { parseErrorAtPosition(start, simpleUnaryExpression.end - start, ts.Diagnostics.A_type_assertion_expression_is_not_allowed_in_the_left_hand_side_of_an_exponentiation_expression_Consider_enclosing_the_expression_in_parentheses); } else { @@ -16990,6 +17827,7 @@ var ts; if (isAwaitExpression()) { return parseAwaitExpression(); } + // falls through default: return parseIncrementExpression(); } @@ -17023,7 +17861,7 @@ var ts; return false; } // We are in JSX context and the token is part of JSXElement. - // Fall through + // falls through default: return true; } @@ -17041,7 +17879,7 @@ var ts; */ function parseIncrementExpression() { if (token() === 42 /* PlusPlusToken */ || token() === 43 /* MinusMinusToken */) { - var node = createNode(190 /* PrefixUnaryExpression */); + var node = createNode(191 /* PrefixUnaryExpression */); node.operator = token(); nextToken(); node.operand = parseLeftHandSideExpressionOrHigher(); @@ -17054,7 +17892,7 @@ var ts; var expression = parseLeftHandSideExpressionOrHigher(); ts.Debug.assert(ts.isLeftHandSideExpression(expression)); if ((token() === 42 /* PlusPlusToken */ || token() === 43 /* MinusMinusToken */) && !scanner.hasPrecedingLineBreak()) { - var node = createNode(191 /* PostfixUnaryExpression */, expression.pos); + var node = createNode(192 /* PostfixUnaryExpression */, expression.pos); node.operand = expression; node.operator = token(); nextToken(); @@ -17158,7 +17996,7 @@ var ts; } // If we have seen "super" it must be followed by '(' or '.'. // If it wasn't then just try to parse out a '.' and report an error. - var node = createNode(177 /* PropertyAccessExpression */, expression.pos); + var node = createNode(178 /* PropertyAccessExpression */, expression.pos); node.expression = expression; parseExpectedToken(22 /* DotToken */, /*reportAtCurrentPosition*/ false, ts.Diagnostics.super_must_be_followed_by_an_argument_list_or_member_access); node.name = parseRightSideOfDot(/*allowIdentifierNames*/ true); @@ -17183,8 +18021,8 @@ var ts; function parseJsxElementOrSelfClosingElement(inExpressionContext) { var opening = parseJsxOpeningOrSelfClosingElement(inExpressionContext); var result; - if (opening.kind === 248 /* JsxOpeningElement */) { - var node = createNode(246 /* JsxElement */, opening.pos); + if (opening.kind === 250 /* JsxOpeningElement */) { + var node = createNode(248 /* JsxElement */, opening.pos); node.openingElement = opening; node.children = parseJsxChildren(node.openingElement.tagName); node.closingElement = parseJsxClosingElement(inExpressionContext); @@ -17194,7 +18032,7 @@ var ts; result = finishNode(node); } else { - ts.Debug.assert(opening.kind === 247 /* JsxSelfClosingElement */); + ts.Debug.assert(opening.kind === 249 /* JsxSelfClosingElement */); // Nothing else to do for self-closing elements result = opening; } @@ -17209,7 +18047,7 @@ var ts; var invalidElement = tryParse(function () { return parseJsxElementOrSelfClosingElement(/*inExpressionContext*/ true); }); if (invalidElement) { parseErrorAtCurrentToken(ts.Diagnostics.JSX_expressions_must_have_one_parent_element); - var badNode = createNode(192 /* BinaryExpression */, result.pos); + var badNode = createNode(193 /* BinaryExpression */, result.pos); badNode.end = invalidElement.end; badNode.left = result; badNode.right = invalidElement; @@ -17252,23 +18090,31 @@ var ts; parseErrorAtPosition(openingTagName.pos, openingTagName.end - openingTagName.pos, ts.Diagnostics.JSX_element_0_has_no_corresponding_closing_tag, ts.getTextOfNodeFromSourceText(sourceText, openingTagName)); break; } + else if (token() === 7 /* ConflictMarkerTrivia */) { + break; + } result.push(parseJsxChild()); } result.end = scanner.getTokenPos(); parsingContext = saveParsingContext; return result; } + function parseJsxAttributes() { + var jsxAttributes = createNode(253 /* JsxAttributes */); + jsxAttributes.properties = parseList(13 /* JsxAttributes */, parseJsxAttribute); + return finishNode(jsxAttributes); + } function parseJsxOpeningOrSelfClosingElement(inExpressionContext) { var fullStart = scanner.getStartPos(); parseExpected(26 /* LessThanToken */); var tagName = parseJsxElementName(); - var attributes = parseList(13 /* JsxAttributes */, parseJsxAttribute); + var attributes = parseJsxAttributes(); var node; if (token() === 28 /* GreaterThanToken */) { // Closing tag, so scan the immediately-following text with the JSX scanning instead // of regular scanning to avoid treating illegal characters (e.g. '#') as immediate // scanning errors - node = createNode(248 /* JsxOpeningElement */, fullStart); + node = createNode(250 /* JsxOpeningElement */, fullStart); scanJsxText(); } else { @@ -17280,7 +18126,7 @@ var ts; parseExpected(28 /* GreaterThanToken */, /*diagnostic*/ undefined, /*shouldAdvance*/ false); scanJsxText(); } - node = createNode(247 /* JsxSelfClosingElement */, fullStart); + node = createNode(249 /* JsxSelfClosingElement */, fullStart); } node.tagName = tagName; node.attributes = attributes; @@ -17296,7 +18142,7 @@ var ts; var expression = token() === 98 /* ThisKeyword */ ? parseTokenNode() : parseIdentifierName(); while (parseOptional(22 /* DotToken */)) { - var propertyAccess = createNode(177 /* PropertyAccessExpression */, expression.pos); + var propertyAccess = createNode(178 /* PropertyAccessExpression */, expression.pos); propertyAccess.expression = expression; propertyAccess.name = parseRightSideOfDot(/*allowIdentifierNames*/ true); expression = finishNode(propertyAccess); @@ -17304,9 +18150,10 @@ var ts; return expression; } function parseJsxExpression(inExpressionContext) { - var node = createNode(252 /* JsxExpression */); + var node = createNode(255 /* JsxExpression */); parseExpected(16 /* OpenBraceToken */); if (token() !== 17 /* CloseBraceToken */) { + node.dotDotDotToken = parseOptionalToken(23 /* DotDotDotToken */); node.expression = parseAssignmentExpressionOrHigher(); } if (inExpressionContext) { @@ -17323,7 +18170,7 @@ var ts; return parseJsxSpreadAttribute(); } scanJsxIdentifier(); - var node = createNode(250 /* JsxAttribute */); + var node = createNode(252 /* JsxAttribute */); node.name = parseIdentifierName(); if (token() === 57 /* EqualsToken */) { switch (scanJsxAttributeValue()) { @@ -17338,7 +18185,7 @@ var ts; return finishNode(node); } function parseJsxSpreadAttribute() { - var node = createNode(251 /* JsxSpreadAttribute */); + var node = createNode(254 /* JsxSpreadAttribute */); parseExpected(16 /* OpenBraceToken */); parseExpected(23 /* DotDotDotToken */); node.expression = parseExpression(); @@ -17346,7 +18193,7 @@ var ts; return finishNode(node); } function parseJsxClosingElement(inExpressionContext) { - var node = createNode(249 /* JsxClosingElement */); + var node = createNode(251 /* JsxClosingElement */); parseExpected(27 /* LessThanSlashToken */); node.tagName = parseJsxElementName(); if (inExpressionContext) { @@ -17359,7 +18206,7 @@ var ts; return finishNode(node); } function parseTypeAssertion() { - var node = createNode(182 /* TypeAssertionExpression */); + var node = createNode(183 /* TypeAssertionExpression */); parseExpected(26 /* LessThanToken */); node.type = parseType(); parseExpected(28 /* GreaterThanToken */); @@ -17370,7 +18217,7 @@ var ts; while (true) { var dotToken = parseOptionalToken(22 /* DotToken */); if (dotToken) { - var propertyAccess = createNode(177 /* PropertyAccessExpression */, expression.pos); + var propertyAccess = createNode(178 /* PropertyAccessExpression */, expression.pos); propertyAccess.expression = expression; propertyAccess.name = parseRightSideOfDot(/*allowIdentifierNames*/ true); expression = finishNode(propertyAccess); @@ -17378,14 +18225,14 @@ var ts; } if (token() === 50 /* ExclamationToken */ && !scanner.hasPrecedingLineBreak()) { nextToken(); - var nonNullExpression = createNode(201 /* NonNullExpression */, expression.pos); + var nonNullExpression = createNode(202 /* NonNullExpression */, expression.pos); nonNullExpression.expression = expression; expression = finishNode(nonNullExpression); continue; } // when in the [Decorator] context, we do not parse ElementAccess as it could be part of a ComputedPropertyName if (!inDecoratorContext() && parseOptional(20 /* OpenBracketToken */)) { - var indexedAccess = createNode(178 /* ElementAccessExpression */, expression.pos); + var indexedAccess = createNode(179 /* ElementAccessExpression */, expression.pos); indexedAccess.expression = expression; // It's not uncommon for a user to write: "new Type[]". // Check for that common pattern and report a better error message. @@ -17401,7 +18248,7 @@ var ts; continue; } if (token() === 12 /* NoSubstitutionTemplateLiteral */ || token() === 13 /* TemplateHead */) { - var tagExpression = createNode(181 /* TaggedTemplateExpression */, expression.pos); + var tagExpression = createNode(182 /* TaggedTemplateExpression */, expression.pos); tagExpression.tag = expression; tagExpression.template = token() === 12 /* NoSubstitutionTemplateLiteral */ ? parseLiteralNode() @@ -17424,7 +18271,7 @@ var ts; if (!typeArguments) { return expression; } - var callExpr = createNode(179 /* CallExpression */, expression.pos); + var callExpr = createNode(180 /* CallExpression */, expression.pos); callExpr.expression = expression; callExpr.typeArguments = typeArguments; callExpr.arguments = parseArgumentList(); @@ -17432,7 +18279,7 @@ var ts; continue; } else if (token() === 18 /* OpenParenToken */) { - var callExpr = createNode(179 /* CallExpression */, expression.pos); + var callExpr = createNode(180 /* CallExpression */, expression.pos); callExpr.expression = expression; callExpr.arguments = parseArgumentList(); expression = finishNode(callExpr); @@ -17542,28 +18389,28 @@ var ts; return parseIdentifier(ts.Diagnostics.Expression_expected); } function parseParenthesizedExpression() { - var node = createNode(183 /* ParenthesizedExpression */); + var node = createNode(184 /* ParenthesizedExpression */); parseExpected(18 /* OpenParenToken */); node.expression = allowInAnd(parseExpression); parseExpected(19 /* CloseParenToken */); return finishNode(node); } function parseSpreadElement() { - var node = createNode(196 /* SpreadElement */); + var node = createNode(197 /* SpreadElement */); parseExpected(23 /* DotDotDotToken */); node.expression = parseAssignmentExpressionOrHigher(); return finishNode(node); } function parseArgumentOrArrayLiteralElement() { return token() === 23 /* DotDotDotToken */ ? parseSpreadElement() : - token() === 25 /* CommaToken */ ? createNode(198 /* OmittedExpression */) : + token() === 25 /* CommaToken */ ? createNode(199 /* OmittedExpression */) : parseAssignmentExpressionOrHigher(); } function parseArgumentExpression() { return doOutsideOfContext(disallowInAndDecoratorContext, parseArgumentOrArrayLiteralElement); } function parseArrayLiteralExpression() { - var node = createNode(175 /* ArrayLiteralExpression */); + var node = createNode(176 /* ArrayLiteralExpression */); parseExpected(20 /* OpenBracketToken */); if (scanner.hasPrecedingLineBreak()) { node.multiLine = true; @@ -17574,10 +18421,10 @@ var ts; } function tryParseAccessorDeclaration(fullStart, decorators, modifiers) { if (parseContextualModifier(124 /* GetKeyword */)) { - return parseAccessorDeclaration(151 /* GetAccessor */, fullStart, decorators, modifiers); + return parseAccessorDeclaration(152 /* GetAccessor */, fullStart, decorators, modifiers); } - else if (parseContextualModifier(133 /* SetKeyword */)) { - return parseAccessorDeclaration(152 /* SetAccessor */, fullStart, decorators, modifiers); + else if (parseContextualModifier(134 /* SetKeyword */)) { + return parseAccessorDeclaration(153 /* SetAccessor */, fullStart, decorators, modifiers); } return undefined; } @@ -17585,7 +18432,7 @@ var ts; var fullStart = scanner.getStartPos(); var dotDotDotToken = parseOptionalToken(23 /* DotDotDotToken */); if (dotDotDotToken) { - var spreadElement = createNode(259 /* SpreadAssignment */, fullStart); + var spreadElement = createNode(262 /* SpreadAssignment */, fullStart); spreadElement.expression = parseAssignmentExpressionOrHigher(); return addJSDocComment(finishNode(spreadElement)); } @@ -17610,7 +18457,7 @@ var ts; // this is necessary because ObjectLiteral productions are also used to cover grammar for ObjectAssignmentPattern var isShorthandPropertyAssignment = tokenIsIdentifier && (token() === 25 /* CommaToken */ || token() === 17 /* CloseBraceToken */ || token() === 57 /* EqualsToken */); if (isShorthandPropertyAssignment) { - var shorthandDeclaration = createNode(258 /* ShorthandPropertyAssignment */, fullStart); + var shorthandDeclaration = createNode(261 /* ShorthandPropertyAssignment */, fullStart); shorthandDeclaration.name = propertyName; shorthandDeclaration.questionToken = questionToken; var equalsToken = parseOptionalToken(57 /* EqualsToken */); @@ -17621,7 +18468,7 @@ var ts; return addJSDocComment(finishNode(shorthandDeclaration)); } else { - var propertyAssignment = createNode(257 /* PropertyAssignment */, fullStart); + var propertyAssignment = createNode(260 /* PropertyAssignment */, fullStart); propertyAssignment.modifiers = modifiers; propertyAssignment.name = propertyName; propertyAssignment.questionToken = questionToken; @@ -17631,7 +18478,7 @@ var ts; } } function parseObjectLiteralExpression() { - var node = createNode(176 /* ObjectLiteralExpression */); + var node = createNode(177 /* ObjectLiteralExpression */); parseExpected(16 /* OpenBraceToken */); if (scanner.hasPrecedingLineBreak()) { node.multiLine = true; @@ -17650,7 +18497,7 @@ var ts; if (saveDecoratorContext) { setDecoratorContext(/*val*/ false); } - var node = createNode(184 /* FunctionExpression */); + var node = createNode(185 /* FunctionExpression */); node.modifiers = parseModifiers(); parseExpected(88 /* FunctionKeyword */); node.asteriskToken = parseOptionalToken(38 /* AsteriskToken */); @@ -17672,8 +18519,15 @@ var ts; return isIdentifier() ? parseIdentifier() : undefined; } function parseNewExpression() { - var node = createNode(180 /* NewExpression */); + var fullStart = scanner.getStartPos(); parseExpected(93 /* NewKeyword */); + if (parseOptional(22 /* DotToken */)) { + var node_1 = createNode(203 /* MetaProperty */, fullStart); + node_1.keywordToken = 93 /* NewKeyword */; + node_1.name = parseIdentifierName(); + return finishNode(node_1); + } + var node = createNode(181 /* NewExpression */, fullStart); node.expression = parseMemberExpressionOrHigher(); node.typeArguments = tryParse(parseTypeArgumentsInExpression); if (node.typeArguments || token() === 18 /* OpenParenToken */) { @@ -17683,7 +18537,7 @@ var ts; } // STATEMENTS function parseBlock(ignoreMissingOpenBrace, diagnosticMessage) { - var node = createNode(204 /* Block */); + var node = createNode(206 /* Block */); if (parseExpected(16 /* OpenBraceToken */, diagnosticMessage) || ignoreMissingOpenBrace) { if (scanner.hasPrecedingLineBreak()) { node.multiLine = true; @@ -17716,12 +18570,12 @@ var ts; return block; } function parseEmptyStatement() { - var node = createNode(206 /* EmptyStatement */); + var node = createNode(208 /* EmptyStatement */); parseExpected(24 /* SemicolonToken */); return finishNode(node); } function parseIfStatement() { - var node = createNode(208 /* IfStatement */); + var node = createNode(210 /* IfStatement */); parseExpected(89 /* IfKeyword */); parseExpected(18 /* OpenParenToken */); node.expression = allowInAnd(parseExpression); @@ -17731,7 +18585,7 @@ var ts; return finishNode(node); } function parseDoStatement() { - var node = createNode(209 /* DoStatement */); + var node = createNode(211 /* DoStatement */); parseExpected(80 /* DoKeyword */); node.statement = parseStatement(); parseExpected(105 /* WhileKeyword */); @@ -17746,7 +18600,7 @@ var ts; return finishNode(node); } function parseWhileStatement() { - var node = createNode(210 /* WhileStatement */); + var node = createNode(212 /* WhileStatement */); parseExpected(105 /* WhileKeyword */); parseExpected(18 /* OpenParenToken */); node.expression = allowInAnd(parseExpression); @@ -17757,6 +18611,7 @@ var ts; function parseForOrForInOrForOfStatement() { var pos = getNodePos(); parseExpected(87 /* ForKeyword */); + var awaitToken = parseOptionalToken(120 /* AwaitKeyword */); parseExpected(18 /* OpenParenToken */); var initializer = undefined; if (token() !== 24 /* SemicolonToken */) { @@ -17768,22 +18623,23 @@ var ts; } } var forOrForInOrForOfStatement; - if (parseOptional(91 /* InKeyword */)) { - var forInStatement = createNode(212 /* ForInStatement */, pos); - forInStatement.initializer = initializer; - forInStatement.expression = allowInAnd(parseExpression); - parseExpected(19 /* CloseParenToken */); - forOrForInOrForOfStatement = forInStatement; - } - else if (parseOptional(140 /* OfKeyword */)) { - var forOfStatement = createNode(213 /* ForOfStatement */, pos); + if (awaitToken ? parseExpected(141 /* OfKeyword */) : parseOptional(141 /* OfKeyword */)) { + var forOfStatement = createNode(215 /* ForOfStatement */, pos); + forOfStatement.awaitModifier = awaitToken; forOfStatement.initializer = initializer; forOfStatement.expression = allowInAnd(parseAssignmentExpressionOrHigher); parseExpected(19 /* CloseParenToken */); forOrForInOrForOfStatement = forOfStatement; } + else if (parseOptional(91 /* InKeyword */)) { + var forInStatement = createNode(214 /* ForInStatement */, pos); + forInStatement.initializer = initializer; + forInStatement.expression = allowInAnd(parseExpression); + parseExpected(19 /* CloseParenToken */); + forOrForInOrForOfStatement = forInStatement; + } else { - var forStatement = createNode(211 /* ForStatement */, pos); + var forStatement = createNode(213 /* ForStatement */, pos); forStatement.initializer = initializer; parseExpected(24 /* SemicolonToken */); if (token() !== 24 /* SemicolonToken */ && token() !== 19 /* CloseParenToken */) { @@ -17801,7 +18657,7 @@ var ts; } function parseBreakOrContinueStatement(kind) { var node = createNode(kind); - parseExpected(kind === 215 /* BreakStatement */ ? 71 /* BreakKeyword */ : 76 /* ContinueKeyword */); + parseExpected(kind === 217 /* BreakStatement */ ? 71 /* BreakKeyword */ : 76 /* ContinueKeyword */); if (!canParseSemicolon()) { node.label = parseIdentifier(); } @@ -17809,7 +18665,7 @@ var ts; return finishNode(node); } function parseReturnStatement() { - var node = createNode(216 /* ReturnStatement */); + var node = createNode(218 /* ReturnStatement */); parseExpected(95 /* ReturnKeyword */); if (!canParseSemicolon()) { node.expression = allowInAnd(parseExpression); @@ -17818,7 +18674,7 @@ var ts; return finishNode(node); } function parseWithStatement() { - var node = createNode(217 /* WithStatement */); + var node = createNode(219 /* WithStatement */); parseExpected(106 /* WithKeyword */); parseExpected(18 /* OpenParenToken */); node.expression = allowInAnd(parseExpression); @@ -17827,7 +18683,7 @@ var ts; return finishNode(node); } function parseCaseClause() { - var node = createNode(253 /* CaseClause */); + var node = createNode(256 /* CaseClause */); parseExpected(72 /* CaseKeyword */); node.expression = allowInAnd(parseExpression); parseExpected(55 /* ColonToken */); @@ -17835,7 +18691,7 @@ var ts; return finishNode(node); } function parseDefaultClause() { - var node = createNode(254 /* DefaultClause */); + var node = createNode(257 /* DefaultClause */); parseExpected(78 /* DefaultKeyword */); parseExpected(55 /* ColonToken */); node.statements = parseList(3 /* SwitchClauseStatements */, parseStatement); @@ -17845,12 +18701,12 @@ var ts; return token() === 72 /* CaseKeyword */ ? parseCaseClause() : parseDefaultClause(); } function parseSwitchStatement() { - var node = createNode(218 /* SwitchStatement */); + var node = createNode(220 /* SwitchStatement */); parseExpected(97 /* SwitchKeyword */); parseExpected(18 /* OpenParenToken */); node.expression = allowInAnd(parseExpression); parseExpected(19 /* CloseParenToken */); - var caseBlock = createNode(232 /* CaseBlock */, scanner.getStartPos()); + var caseBlock = createNode(234 /* CaseBlock */, scanner.getStartPos()); parseExpected(16 /* OpenBraceToken */); caseBlock.clauses = parseList(2 /* SwitchClauses */, parseCaseOrDefaultClause); parseExpected(17 /* CloseBraceToken */); @@ -17865,7 +18721,7 @@ var ts; // directly as that might consume an expression on the following line. // We just return 'undefined' in that case. The actual error will be reported in the // grammar walker. - var node = createNode(220 /* ThrowStatement */); + var node = createNode(222 /* ThrowStatement */); parseExpected(99 /* ThrowKeyword */); node.expression = scanner.hasPrecedingLineBreak() ? undefined : allowInAnd(parseExpression); parseSemicolon(); @@ -17873,7 +18729,7 @@ var ts; } // TODO: Review for error recovery function parseTryStatement() { - var node = createNode(221 /* TryStatement */); + var node = createNode(223 /* TryStatement */); parseExpected(101 /* TryKeyword */); node.tryBlock = parseBlock(/*ignoreMissingOpenBrace*/ false); node.catchClause = token() === 73 /* CatchKeyword */ ? parseCatchClause() : undefined; @@ -17886,7 +18742,7 @@ var ts; return finishNode(node); } function parseCatchClause() { - var result = createNode(256 /* CatchClause */); + var result = createNode(259 /* CatchClause */); parseExpected(73 /* CatchKeyword */); if (parseExpected(18 /* OpenParenToken */)) { result.variableDeclaration = parseVariableDeclaration(); @@ -17896,7 +18752,7 @@ var ts; return finishNode(result); } function parseDebuggerStatement() { - var node = createNode(222 /* DebuggerStatement */); + var node = createNode(224 /* DebuggerStatement */); parseExpected(77 /* DebuggerKeyword */); parseSemicolon(); return finishNode(node); @@ -17908,13 +18764,13 @@ var ts; var fullStart = scanner.getStartPos(); var expression = allowInAnd(parseExpression); if (expression.kind === 70 /* Identifier */ && parseOptional(55 /* ColonToken */)) { - var labeledStatement = createNode(219 /* LabeledStatement */, fullStart); + var labeledStatement = createNode(221 /* LabeledStatement */, fullStart); labeledStatement.label = expression; labeledStatement.statement = parseStatement(); return addJSDocComment(finishNode(labeledStatement)); } else { - var expressionStatement = createNode(207 /* ExpressionStatement */, fullStart); + var expressionStatement = createNode(209 /* ExpressionStatement */, fullStart); expressionStatement.expression = expression; parseSemicolon(); return addJSDocComment(finishNode(expressionStatement)); @@ -17924,6 +18780,10 @@ var ts; nextToken(); return ts.tokenIsIdentifierOrKeyword(token()) && !scanner.hasPrecedingLineBreak(); } + function nextTokenIsClassKeywordOnSameLine() { + nextToken(); + return token() === 74 /* ClassKeyword */ && !scanner.hasPrecedingLineBreak(); + } function nextTokenIsFunctionKeywordOnSameLine() { nextToken(); return token() === 88 /* FunctionKeyword */ && !scanner.hasPrecedingLineBreak(); @@ -17964,7 +18824,7 @@ var ts; // // could be legal, it would add complexity for very little gain. case 108 /* InterfaceKeyword */: - case 136 /* TypeKeyword */: + case 137 /* TypeKeyword */: return nextTokenIsIdentifierOnSameLine(); case 127 /* ModuleKeyword */: case 128 /* NamespaceKeyword */: @@ -17982,7 +18842,7 @@ var ts; return false; } continue; - case 139 /* GlobalKeyword */: + case 140 /* GlobalKeyword */: nextToken(); return token() === 16 /* OpenBraceToken */ || token() === 70 /* Identifier */ || token() === 83 /* ExportKeyword */; case 90 /* ImportKeyword */: @@ -18044,8 +18904,8 @@ var ts; case 108 /* InterfaceKeyword */: case 127 /* ModuleKeyword */: case 128 /* NamespaceKeyword */: - case 136 /* TypeKeyword */: - case 139 /* GlobalKeyword */: + case 137 /* TypeKeyword */: + case 140 /* GlobalKeyword */: // When these don't start a declaration, they're an identifier in an expression statement return true; case 113 /* PublicKeyword */: @@ -18095,9 +18955,9 @@ var ts; case 87 /* ForKeyword */: return parseForOrForInOrForOfStatement(); case 76 /* ContinueKeyword */: - return parseBreakOrContinueStatement(214 /* ContinueStatement */); + return parseBreakOrContinueStatement(216 /* ContinueStatement */); case 71 /* BreakKeyword */: - return parseBreakOrContinueStatement(215 /* BreakStatement */); + return parseBreakOrContinueStatement(217 /* BreakStatement */); case 95 /* ReturnKeyword */: return parseReturnStatement(); case 106 /* WithKeyword */: @@ -18117,7 +18977,7 @@ var ts; return parseDeclaration(); case 119 /* AsyncKeyword */: case 108 /* InterfaceKeyword */: - case 136 /* TypeKeyword */: + case 137 /* TypeKeyword */: case 127 /* ModuleKeyword */: case 128 /* NamespaceKeyword */: case 123 /* DeclareKeyword */: @@ -18131,7 +18991,7 @@ var ts; case 116 /* AbstractKeyword */: case 114 /* StaticKeyword */: case 130 /* ReadonlyKeyword */: - case 139 /* GlobalKeyword */: + case 140 /* GlobalKeyword */: if (isStartOfDeclaration()) { return parseDeclaration(); } @@ -18154,11 +19014,11 @@ var ts; return parseClassDeclaration(fullStart, decorators, modifiers); case 108 /* InterfaceKeyword */: return parseInterfaceDeclaration(fullStart, decorators, modifiers); - case 136 /* TypeKeyword */: + case 137 /* TypeKeyword */: return parseTypeAliasDeclaration(fullStart, decorators, modifiers); case 82 /* EnumKeyword */: return parseEnumDeclaration(fullStart, decorators, modifiers); - case 139 /* GlobalKeyword */: + case 140 /* GlobalKeyword */: case 127 /* ModuleKeyword */: case 128 /* NamespaceKeyword */: return parseModuleDeclaration(fullStart, decorators, modifiers); @@ -18179,7 +19039,7 @@ var ts; if (decorators || modifiers) { // We reached this point because we encountered decorators and/or modifiers and assumed a declaration // would follow. For recovery and error reporting purposes, return an incomplete declaration. - var node = createMissingNode(244 /* MissingDeclaration */, /*reportAtCurrentPosition*/ true, ts.Diagnostics.Declaration_expected); + var node = createMissingNode(246 /* MissingDeclaration */, /*reportAtCurrentPosition*/ true, ts.Diagnostics.Declaration_expected); node.pos = fullStart; node.decorators = decorators; node.modifiers = modifiers; @@ -18201,16 +19061,16 @@ var ts; // DECLARATIONS function parseArrayBindingElement() { if (token() === 25 /* CommaToken */) { - return createNode(198 /* OmittedExpression */); + return createNode(199 /* OmittedExpression */); } - var node = createNode(174 /* BindingElement */); + var node = createNode(175 /* BindingElement */); node.dotDotDotToken = parseOptionalToken(23 /* DotDotDotToken */); node.name = parseIdentifierOrPattern(); node.initializer = parseBindingElementInitializer(/*inParameter*/ false); return finishNode(node); } function parseObjectBindingElement() { - var node = createNode(174 /* BindingElement */); + var node = createNode(175 /* BindingElement */); node.dotDotDotToken = parseOptionalToken(23 /* DotDotDotToken */); var tokenIsIdentifier = isIdentifier(); var propertyName = parsePropertyName(); @@ -18226,14 +19086,14 @@ var ts; return finishNode(node); } function parseObjectBindingPattern() { - var node = createNode(172 /* ObjectBindingPattern */); + var node = createNode(173 /* ObjectBindingPattern */); parseExpected(16 /* OpenBraceToken */); node.elements = parseDelimitedList(9 /* ObjectBindingElements */, parseObjectBindingElement); parseExpected(17 /* CloseBraceToken */); return finishNode(node); } function parseArrayBindingPattern() { - var node = createNode(173 /* ArrayBindingPattern */); + var node = createNode(174 /* ArrayBindingPattern */); parseExpected(20 /* OpenBracketToken */); node.elements = parseDelimitedList(10 /* ArrayBindingElements */, parseArrayBindingElement); parseExpected(21 /* CloseBracketToken */); @@ -18252,7 +19112,7 @@ var ts; return parseIdentifier(); } function parseVariableDeclaration() { - var node = createNode(223 /* VariableDeclaration */); + var node = createNode(225 /* VariableDeclaration */); node.name = parseIdentifierOrPattern(); node.type = parseTypeAnnotation(); if (!isInOrOfKeyword(token())) { @@ -18261,7 +19121,7 @@ var ts; return finishNode(node); } function parseVariableDeclarationList(inForStatementInitializer) { - var node = createNode(224 /* VariableDeclarationList */); + var node = createNode(226 /* VariableDeclarationList */); switch (token()) { case 103 /* VarKeyword */: break; @@ -18284,7 +19144,7 @@ var ts; // So we need to look ahead to determine if 'of' should be treated as a keyword in // this context. // The checker will then give an error that there is an empty declaration list. - if (token() === 140 /* OfKeyword */ && lookAhead(canFollowContextualOfKeyword)) { + if (token() === 141 /* OfKeyword */ && lookAhead(canFollowContextualOfKeyword)) { node.declarations = createMissingList(); } else { @@ -18299,7 +19159,7 @@ var ts; return nextTokenIsIdentifier() && nextToken() === 19 /* CloseParenToken */; } function parseVariableStatement(fullStart, decorators, modifiers) { - var node = createNode(205 /* VariableStatement */, fullStart); + var node = createNode(207 /* VariableStatement */, fullStart); node.decorators = decorators; node.modifiers = modifiers; node.declarationList = parseVariableDeclarationList(/*inForStatementInitializer*/ false); @@ -18307,7 +19167,7 @@ var ts; return addJSDocComment(finishNode(node)); } function parseFunctionDeclaration(fullStart, decorators, modifiers) { - var node = createNode(225 /* FunctionDeclaration */, fullStart); + var node = createNode(227 /* FunctionDeclaration */, fullStart); node.decorators = decorators; node.modifiers = modifiers; parseExpected(88 /* FunctionKeyword */); @@ -18320,7 +19180,7 @@ var ts; return addJSDocComment(finishNode(node)); } function parseConstructorDeclaration(pos, decorators, modifiers) { - var node = createNode(150 /* Constructor */, pos); + var node = createNode(151 /* Constructor */, pos); node.decorators = decorators; node.modifiers = modifiers; parseExpected(122 /* ConstructorKeyword */); @@ -18329,7 +19189,7 @@ var ts; return addJSDocComment(finishNode(node)); } function parseMethodDeclaration(fullStart, decorators, modifiers, asteriskToken, name, questionToken, diagnosticMessage) { - var method = createNode(149 /* MethodDeclaration */, fullStart); + var method = createNode(150 /* MethodDeclaration */, fullStart); method.decorators = decorators; method.modifiers = modifiers; method.asteriskToken = asteriskToken; @@ -18342,7 +19202,7 @@ var ts; return addJSDocComment(finishNode(method)); } function parsePropertyDeclaration(fullStart, decorators, modifiers, name, questionToken) { - var property = createNode(147 /* PropertyDeclaration */, fullStart); + var property = createNode(148 /* PropertyDeclaration */, fullStart); property.decorators = decorators; property.modifiers = modifiers; property.name = name; @@ -18359,7 +19219,7 @@ var ts; // The checker may still error in the static case to explicitly disallow the yield expression. property.initializer = ts.hasModifier(property, 32 /* Static */) ? allowInAnd(parseNonParameterInitializer) - : doOutsideOfContext(131072 /* YieldContext */ | 65536 /* DisallowInContext */, parseNonParameterInitializer); + : doOutsideOfContext(4096 /* YieldContext */ | 2048 /* DisallowInContext */, parseNonParameterInitializer); parseSemicolon(); return addJSDocComment(finishNode(property)); } @@ -18435,7 +19295,7 @@ var ts; // If we were able to get any potential identifier... if (idToken !== undefined) { // If we have a non-keyword identifier, or if we have an accessor, then it's safe to parse. - if (!ts.isKeyword(idToken) || idToken === 133 /* SetKeyword */ || idToken === 124 /* GetKeyword */) { + if (!ts.isKeyword(idToken) || idToken === 134 /* SetKeyword */ || idToken === 124 /* GetKeyword */) { return true; } // If it *is* a keyword, but not an accessor, check a little farther along @@ -18465,7 +19325,7 @@ var ts; if (!parseOptional(56 /* AtToken */)) { break; } - var decorator = createNode(145 /* Decorator */, decoratorStart); + var decorator = createNode(146 /* Decorator */, decoratorStart); decorator.expression = doInDecoratorContext(parseLeftHandSideExpressionOrHigher); finishNode(decorator); if (!decorators) { @@ -18531,7 +19391,7 @@ var ts; } function parseClassElement() { if (token() === 24 /* SemicolonToken */) { - var result = createNode(203 /* SemicolonClassElement */); + var result = createNode(205 /* SemicolonClassElement */); nextToken(); return finishNode(result); } @@ -18559,8 +19419,8 @@ var ts; } if (decorators || modifiers) { // treat this as a property declaration with a missing name. - var name_13 = createMissingNode(70 /* Identifier */, /*reportAtCurrentPosition*/ true, ts.Diagnostics.Declaration_expected); - return parsePropertyDeclaration(fullStart, decorators, modifiers, name_13, /*questionToken*/ undefined); + var name = createMissingNode(70 /* Identifier */, /*reportAtCurrentPosition*/ true, ts.Diagnostics.Declaration_expected); + return parsePropertyDeclaration(fullStart, decorators, modifiers, name, /*questionToken*/ undefined); } // 'isClassMemberStart' should have hinted not to attempt parsing. ts.Debug.fail("Should not have attempted to parse class member declaration."); @@ -18569,10 +19429,10 @@ var ts; return parseClassDeclarationOrExpression( /*fullStart*/ scanner.getStartPos(), /*decorators*/ undefined, - /*modifiers*/ undefined, 197 /* ClassExpression */); + /*modifiers*/ undefined, 198 /* ClassExpression */); } function parseClassDeclaration(fullStart, decorators, modifiers) { - return parseClassDeclarationOrExpression(fullStart, decorators, modifiers, 226 /* ClassDeclaration */); + return parseClassDeclarationOrExpression(fullStart, decorators, modifiers, 228 /* ClassDeclaration */); } function parseClassDeclarationOrExpression(fullStart, decorators, modifiers, kind) { var node = createNode(kind, fullStart); @@ -18615,9 +19475,10 @@ var ts; return undefined; } function parseHeritageClause() { - if (token() === 84 /* ExtendsKeyword */ || token() === 107 /* ImplementsKeyword */) { - var node = createNode(255 /* HeritageClause */); - node.token = token(); + var tok = token(); + if (tok === 84 /* ExtendsKeyword */ || tok === 107 /* ImplementsKeyword */) { + var node = createNode(258 /* HeritageClause */); + node.token = tok; nextToken(); node.types = parseDelimitedList(7 /* HeritageClauseElement */, parseExpressionWithTypeArguments); return finishNode(node); @@ -18625,7 +19486,7 @@ var ts; return undefined; } function parseExpressionWithTypeArguments() { - var node = createNode(199 /* ExpressionWithTypeArguments */); + var node = createNode(200 /* ExpressionWithTypeArguments */); node.expression = parseLeftHandSideExpressionOrHigher(); if (token() === 26 /* LessThanToken */) { node.typeArguments = parseBracketedList(19 /* TypeArguments */, parseType, 26 /* LessThanToken */, 28 /* GreaterThanToken */); @@ -18639,7 +19500,7 @@ var ts; return parseList(5 /* ClassMembers */, parseClassElement); } function parseInterfaceDeclaration(fullStart, decorators, modifiers) { - var node = createNode(227 /* InterfaceDeclaration */, fullStart); + var node = createNode(229 /* InterfaceDeclaration */, fullStart); node.decorators = decorators; node.modifiers = modifiers; parseExpected(108 /* InterfaceKeyword */); @@ -18650,10 +19511,10 @@ var ts; return addJSDocComment(finishNode(node)); } function parseTypeAliasDeclaration(fullStart, decorators, modifiers) { - var node = createNode(228 /* TypeAliasDeclaration */, fullStart); + var node = createNode(230 /* TypeAliasDeclaration */, fullStart); node.decorators = decorators; node.modifiers = modifiers; - parseExpected(136 /* TypeKeyword */); + parseExpected(137 /* TypeKeyword */); node.name = parseIdentifier(); node.typeParameters = parseTypeParameters(); parseExpected(57 /* EqualsToken */); @@ -18666,13 +19527,13 @@ var ts; // ConstantEnumMemberSection, which starts at the beginning of an enum declaration // or any time an integer literal initializer is encountered. function parseEnumMember() { - var node = createNode(260 /* EnumMember */, scanner.getStartPos()); + var node = createNode(263 /* EnumMember */, scanner.getStartPos()); node.name = parsePropertyName(); node.initializer = allowInAnd(parseNonParameterInitializer); return addJSDocComment(finishNode(node)); } function parseEnumDeclaration(fullStart, decorators, modifiers) { - var node = createNode(229 /* EnumDeclaration */, fullStart); + var node = createNode(231 /* EnumDeclaration */, fullStart); node.decorators = decorators; node.modifiers = modifiers; parseExpected(82 /* EnumKeyword */); @@ -18687,7 +19548,7 @@ var ts; return addJSDocComment(finishNode(node)); } function parseModuleBlock() { - var node = createNode(231 /* ModuleBlock */, scanner.getStartPos()); + var node = createNode(233 /* ModuleBlock */, scanner.getStartPos()); if (parseExpected(16 /* OpenBraceToken */)) { node.statements = parseList(1 /* BlockStatements */, parseStatement); parseExpected(17 /* CloseBraceToken */); @@ -18698,7 +19559,7 @@ var ts; return finishNode(node); } function parseModuleOrNamespaceDeclaration(fullStart, decorators, modifiers, flags) { - var node = createNode(230 /* ModuleDeclaration */, fullStart); + var node = createNode(232 /* ModuleDeclaration */, fullStart); // If we are parsing a dotted namespace name, we want to // propagate the 'Namespace' flag across the names if set. var namespaceFlag = flags & 16 /* Namespace */; @@ -18712,10 +19573,10 @@ var ts; return addJSDocComment(finishNode(node)); } function parseAmbientExternalModuleDeclaration(fullStart, decorators, modifiers) { - var node = createNode(230 /* ModuleDeclaration */, fullStart); + var node = createNode(232 /* ModuleDeclaration */, fullStart); node.decorators = decorators; node.modifiers = modifiers; - if (token() === 139 /* GlobalKeyword */) { + if (token() === 140 /* GlobalKeyword */) { // parse 'global' as name of global scope augmentation node.name = parseIdentifier(); node.flags |= 512 /* GlobalAugmentation */; @@ -18733,7 +19594,7 @@ var ts; } function parseModuleDeclaration(fullStart, decorators, modifiers) { var flags = 0; - if (token() === 139 /* GlobalKeyword */) { + if (token() === 140 /* GlobalKeyword */) { // global augmentation return parseAmbientExternalModuleDeclaration(fullStart, decorators, modifiers); } @@ -18759,7 +19620,7 @@ var ts; return nextToken() === 40 /* SlashToken */; } function parseNamespaceExportDeclaration(fullStart, decorators, modifiers) { - var exportDeclaration = createNode(233 /* NamespaceExportDeclaration */, fullStart); + var exportDeclaration = createNode(235 /* NamespaceExportDeclaration */, fullStart); exportDeclaration.decorators = decorators; exportDeclaration.modifiers = modifiers; parseExpected(117 /* AsKeyword */); @@ -18774,22 +19635,12 @@ var ts; var identifier; if (isIdentifier()) { identifier = parseIdentifier(); - if (token() !== 25 /* CommaToken */ && token() !== 138 /* FromKeyword */) { - // ImportEquals declaration of type: - // import x = require("mod"); or - // import x = M.x; - var importEqualsDeclaration = createNode(234 /* ImportEqualsDeclaration */, fullStart); - importEqualsDeclaration.decorators = decorators; - importEqualsDeclaration.modifiers = modifiers; - importEqualsDeclaration.name = identifier; - parseExpected(57 /* EqualsToken */); - importEqualsDeclaration.moduleReference = parseModuleReference(); - parseSemicolon(); - return addJSDocComment(finishNode(importEqualsDeclaration)); + if (token() !== 25 /* CommaToken */ && token() !== 139 /* FromKeyword */) { + return parseImportEqualsDeclaration(fullStart, decorators, modifiers, identifier); } } // Import statement - var importDeclaration = createNode(235 /* ImportDeclaration */, fullStart); + var importDeclaration = createNode(237 /* ImportDeclaration */, fullStart); importDeclaration.decorators = decorators; importDeclaration.modifiers = modifiers; // ImportDeclaration: @@ -18799,12 +19650,22 @@ var ts; token() === 38 /* AsteriskToken */ || token() === 16 /* OpenBraceToken */) { importDeclaration.importClause = parseImportClause(identifier, afterImportPos); - parseExpected(138 /* FromKeyword */); + parseExpected(139 /* FromKeyword */); } importDeclaration.moduleSpecifier = parseModuleSpecifier(); parseSemicolon(); return finishNode(importDeclaration); } + function parseImportEqualsDeclaration(fullStart, decorators, modifiers, identifier) { + var importEqualsDeclaration = createNode(236 /* ImportEqualsDeclaration */, fullStart); + importEqualsDeclaration.decorators = decorators; + importEqualsDeclaration.modifiers = modifiers; + importEqualsDeclaration.name = identifier; + parseExpected(57 /* EqualsToken */); + importEqualsDeclaration.moduleReference = parseModuleReference(); + parseSemicolon(); + return addJSDocComment(finishNode(importEqualsDeclaration)); + } function parseImportClause(identifier, fullStart) { // ImportClause: // ImportedDefaultBinding @@ -18812,7 +19673,7 @@ var ts; // NamedImports // ImportedDefaultBinding, NameSpaceImport // ImportedDefaultBinding, NamedImports - var importClause = createNode(236 /* ImportClause */, fullStart); + var importClause = createNode(238 /* ImportClause */, fullStart); if (identifier) { // ImportedDefaultBinding: // ImportedBinding @@ -18822,7 +19683,7 @@ var ts; // parse namespace or named imports if (!importClause.name || parseOptional(25 /* CommaToken */)) { - importClause.namedBindings = token() === 38 /* AsteriskToken */ ? parseNamespaceImport() : parseNamedImportsOrExports(238 /* NamedImports */); + importClause.namedBindings = token() === 38 /* AsteriskToken */ ? parseNamespaceImport() : parseNamedImportsOrExports(240 /* NamedImports */); } return finishNode(importClause); } @@ -18832,7 +19693,7 @@ var ts; : parseEntityName(/*allowReservedWords*/ false); } function parseExternalModuleReference() { - var node = createNode(245 /* ExternalModuleReference */); + var node = createNode(247 /* ExternalModuleReference */); parseExpected(131 /* RequireKeyword */); parseExpected(18 /* OpenParenToken */); node.expression = parseModuleSpecifier(); @@ -18855,7 +19716,7 @@ var ts; function parseNamespaceImport() { // NameSpaceImport: // * as ImportedBinding - var namespaceImport = createNode(237 /* NamespaceImport */); + var namespaceImport = createNode(239 /* NamespaceImport */); parseExpected(38 /* AsteriskToken */); parseExpected(117 /* AsKeyword */); namespaceImport.name = parseIdentifier(); @@ -18870,14 +19731,14 @@ var ts; // ImportsList: // ImportSpecifier // ImportsList, ImportSpecifier - node.elements = parseBracketedList(22 /* ImportOrExportSpecifiers */, kind === 238 /* NamedImports */ ? parseImportSpecifier : parseExportSpecifier, 16 /* OpenBraceToken */, 17 /* CloseBraceToken */); + node.elements = parseBracketedList(22 /* ImportOrExportSpecifiers */, kind === 240 /* NamedImports */ ? parseImportSpecifier : parseExportSpecifier, 16 /* OpenBraceToken */, 17 /* CloseBraceToken */); return finishNode(node); } function parseExportSpecifier() { - return parseImportOrExportSpecifier(243 /* ExportSpecifier */); + return parseImportOrExportSpecifier(245 /* ExportSpecifier */); } function parseImportSpecifier() { - return parseImportOrExportSpecifier(239 /* ImportSpecifier */); + return parseImportOrExportSpecifier(241 /* ImportSpecifier */); } function parseImportOrExportSpecifier(kind) { var node = createNode(kind); @@ -18902,27 +19763,27 @@ var ts; else { node.name = identifierName; } - if (kind === 239 /* ImportSpecifier */ && checkIdentifierIsKeyword) { + if (kind === 241 /* ImportSpecifier */ && checkIdentifierIsKeyword) { // Report error identifier expected parseErrorAtPosition(checkIdentifierStart, checkIdentifierEnd - checkIdentifierStart, ts.Diagnostics.Identifier_expected); } return finishNode(node); } function parseExportDeclaration(fullStart, decorators, modifiers) { - var node = createNode(241 /* ExportDeclaration */, fullStart); + var node = createNode(243 /* ExportDeclaration */, fullStart); node.decorators = decorators; node.modifiers = modifiers; if (parseOptional(38 /* AsteriskToken */)) { - parseExpected(138 /* FromKeyword */); + parseExpected(139 /* FromKeyword */); node.moduleSpecifier = parseModuleSpecifier(); } else { - node.exportClause = parseNamedImportsOrExports(242 /* NamedExports */); + node.exportClause = parseNamedImportsOrExports(244 /* NamedExports */); // It is not uncommon to accidentally omit the 'from' keyword. Additionally, in editing scenarios, // the 'from' keyword can be parsed as a named export when the export clause is unterminated (i.e. `export { from "moduleName";`) // If we don't have a 'from' keyword, see if we have a string literal such that ASI won't take effect. - if (token() === 138 /* FromKeyword */ || (token() === 9 /* StringLiteral */ && !scanner.hasPrecedingLineBreak())) { - parseExpected(138 /* FromKeyword */); + if (token() === 139 /* FromKeyword */ || (token() === 9 /* StringLiteral */ && !scanner.hasPrecedingLineBreak())) { + parseExpected(139 /* FromKeyword */); node.moduleSpecifier = parseModuleSpecifier(); } } @@ -18930,7 +19791,7 @@ var ts; return finishNode(node); } function parseExportAssignment(fullStart, decorators, modifiers) { - var node = createNode(240 /* ExportAssignment */, fullStart); + var node = createNode(242 /* ExportAssignment */, fullStart); node.decorators = decorators; node.modifiers = modifiers; if (parseOptional(57 /* EqualsToken */)) { @@ -18949,6 +19810,7 @@ var ts; var typeReferenceDirectives = []; var amdDependencies = []; var amdModuleName; + var checkJsDirective = undefined; // Keep scanning all the leading trivia in the file until we get to something that // isn't trivia. Any single line comment will be analyzed to see if it is a // reference comment. @@ -18962,7 +19824,11 @@ var ts; break; } } - var range = { pos: triviaScanner.getTokenPos(), end: triviaScanner.getTextPos(), kind: triviaScanner.getToken() }; + var range = { + kind: triviaScanner.getToken(), + pos: triviaScanner.getTokenPos(), + end: triviaScanner.getTextPos(), + }; var comment = sourceText.substring(range.pos, range.end); var referencePathMatchResult = ts.getFileReferenceFromReferencePath(comment, range); if (referencePathMatchResult) { @@ -19002,20 +19868,30 @@ var ts; amdDependencies.push(amdDependency); } } + var checkJsDirectiveRegEx = /^\/\/\/?\s*(@ts-check|@ts-nocheck)\s*$/gim; + var checkJsDirectiveMatchResult = checkJsDirectiveRegEx.exec(comment); + if (checkJsDirectiveMatchResult) { + checkJsDirective = { + enabled: ts.compareStrings(checkJsDirectiveMatchResult[1], "@ts-check", /*ignoreCase*/ true) === 0 /* EqualTo */, + end: range.end, + pos: range.pos + }; + } } } sourceFile.referencedFiles = referencedFiles; sourceFile.typeReferenceDirectives = typeReferenceDirectives; sourceFile.amdDependencies = amdDependencies; sourceFile.moduleName = amdModuleName; + sourceFile.checkJsDirective = checkJsDirective; } function setExternalModuleIndicator(sourceFile) { sourceFile.externalModuleIndicator = ts.forEach(sourceFile.statements, function (node) { return ts.hasModifier(node, 1 /* Export */) - || node.kind === 234 /* ImportEqualsDeclaration */ && node.moduleReference.kind === 245 /* ExternalModuleReference */ - || node.kind === 235 /* ImportDeclaration */ - || node.kind === 240 /* ExportAssignment */ - || node.kind === 241 /* ExportDeclaration */ + || node.kind === 236 /* ImportEqualsDeclaration */ && node.moduleReference.kind === 247 /* ExternalModuleReference */ + || node.kind === 237 /* ImportDeclaration */ + || node.kind === 242 /* ExportAssignment */ + || node.kind === 243 /* ExportDeclaration */ ? node : undefined; }); @@ -19090,7 +19966,7 @@ var ts; // Parses out a JSDoc type expression. /* @internal */ function parseJSDocTypeExpression() { - var result = createNode(262 /* JSDocTypeExpression */, scanner.getTokenPos()); + var result = createNode(266 /* JSDocTypeExpression */, scanner.getTokenPos()); parseExpected(16 /* OpenBraceToken */); result.type = parseJSDocTopLevelType(); parseExpected(17 /* CloseBraceToken */); @@ -19101,12 +19977,12 @@ var ts; function parseJSDocTopLevelType() { var type = parseJSDocType(); if (token() === 48 /* BarToken */) { - var unionType = createNode(266 /* JSDocUnionType */, type.pos); + var unionType = createNode(270 /* JSDocUnionType */, type.pos); unionType.types = parseJSDocTypeList(type); type = finishNode(unionType); } if (token() === 57 /* EqualsToken */) { - var optionalType = createNode(273 /* JSDocOptionalType */, type.pos); + var optionalType = createNode(277 /* JSDocOptionalType */, type.pos); nextToken(); optionalType.type = type; type = finishNode(optionalType); @@ -19117,20 +19993,20 @@ var ts; var type = parseBasicTypeExpression(); while (true) { if (token() === 20 /* OpenBracketToken */) { - var arrayType = createNode(265 /* JSDocArrayType */, type.pos); + var arrayType = createNode(269 /* JSDocArrayType */, type.pos); arrayType.elementType = type; nextToken(); parseExpected(21 /* CloseBracketToken */); type = finishNode(arrayType); } else if (token() === 54 /* QuestionToken */) { - var nullableType = createNode(268 /* JSDocNullableType */, type.pos); + var nullableType = createNode(272 /* JSDocNullableType */, type.pos); nullableType.type = type; nextToken(); type = finishNode(nullableType); } else if (token() === 50 /* ExclamationToken */) { - var nonNullableType = createNode(269 /* JSDocNonNullableType */, type.pos); + var nonNullableType = createNode(273 /* JSDocNonNullableType */, type.pos); nonNullableType.type = type; nextToken(); type = finishNode(nonNullableType); @@ -19164,14 +20040,15 @@ var ts; case 98 /* ThisKeyword */: return parseJSDocThisType(); case 118 /* AnyKeyword */: - case 134 /* StringKeyword */: + case 135 /* StringKeyword */: case 132 /* NumberKeyword */: case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: + case 136 /* SymbolKeyword */: case 104 /* VoidKeyword */: case 94 /* NullKeyword */: - case 137 /* UndefinedKeyword */: + case 138 /* UndefinedKeyword */: case 129 /* NeverKeyword */: + case 133 /* ObjectKeyword */: return parseTokenNode(); case 9 /* StringLiteral */: case 8 /* NumericLiteral */: @@ -19182,27 +20059,27 @@ var ts; return parseJSDocTypeReference(); } function parseJSDocThisType() { - var result = createNode(277 /* JSDocThisType */); + var result = createNode(281 /* JSDocThisType */); nextToken(); parseExpected(55 /* ColonToken */); result.type = parseJSDocType(); return finishNode(result); } function parseJSDocConstructorType() { - var result = createNode(276 /* JSDocConstructorType */); + var result = createNode(280 /* JSDocConstructorType */); nextToken(); parseExpected(55 /* ColonToken */); result.type = parseJSDocType(); return finishNode(result); } function parseJSDocVariadicType() { - var result = createNode(275 /* JSDocVariadicType */); + var result = createNode(279 /* JSDocVariadicType */); nextToken(); result.type = parseJSDocType(); return finishNode(result); } function parseJSDocFunctionType() { - var result = createNode(274 /* JSDocFunctionType */); + var result = createNode(278 /* JSDocFunctionType */); nextToken(); parseExpected(18 /* OpenParenToken */); result.parameters = parseDelimitedList(23 /* JSDocFunctionParameters */, parseJSDocParameter); @@ -19215,7 +20092,7 @@ var ts; return finishNode(result); } function parseJSDocParameter() { - var parameter = createNode(144 /* Parameter */); + var parameter = createNode(145 /* Parameter */); parameter.type = parseJSDocType(); if (parseOptional(57 /* EqualsToken */)) { // TODO(rbuckton): Can this be changed to SyntaxKind.QuestionToken? @@ -19224,7 +20101,7 @@ var ts; return finishNode(parameter); } function parseJSDocTypeReference() { - var result = createNode(272 /* JSDocTypeReference */); + var result = createNode(276 /* JSDocTypeReference */); result.name = parseSimplePropertyName(); if (token() === 26 /* LessThanToken */) { result.typeArguments = parseTypeArguments(); @@ -19259,24 +20136,24 @@ var ts; } } function parseQualifiedName(left) { - var result = createNode(141 /* QualifiedName */, left.pos); + var result = createNode(142 /* QualifiedName */, left.pos); result.left = left; result.right = parseIdentifierName(); return finishNode(result); } function parseJSDocRecordType() { - var result = createNode(270 /* JSDocRecordType */); + var result = createNode(274 /* JSDocRecordType */); result.literal = parseTypeLiteral(); return finishNode(result); } function parseJSDocNonNullableType() { - var result = createNode(269 /* JSDocNonNullableType */); + var result = createNode(273 /* JSDocNonNullableType */); nextToken(); result.type = parseJSDocType(); return finishNode(result); } function parseJSDocTupleType() { - var result = createNode(267 /* JSDocTupleType */); + var result = createNode(271 /* JSDocTupleType */); nextToken(); result.types = parseDelimitedList(26 /* JSDocTupleTypes */, parseJSDocType); checkForTrailingComma(result.types); @@ -19290,7 +20167,7 @@ var ts; } } function parseJSDocUnionType() { - var result = createNode(266 /* JSDocUnionType */); + var result = createNode(270 /* JSDocUnionType */); nextToken(); result.types = parseJSDocTypeList(parseJSDocType()); parseExpected(19 /* CloseParenToken */); @@ -19306,12 +20183,12 @@ var ts; return types; } function parseJSDocAllType() { - var result = createNode(263 /* JSDocAllType */); + var result = createNode(267 /* JSDocAllType */); nextToken(); return finishNode(result); } function parseJSDocLiteralType() { - var result = createNode(288 /* JSDocLiteralType */); + var result = createNode(292 /* JSDocLiteralType */); result.literal = parseLiteralTypeNode(); return finishNode(result); } @@ -19334,11 +20211,11 @@ var ts; token() === 28 /* GreaterThanToken */ || token() === 57 /* EqualsToken */ || token() === 48 /* BarToken */) { - var result = createNode(264 /* JSDocUnknownType */, pos); + var result = createNode(268 /* JSDocUnknownType */, pos); return finishNode(result); } else { - var result = createNode(268 /* JSDocNullableType */, pos); + var result = createNode(272 /* JSDocNullableType */, pos); result.type = parseJSDocType(); return finishNode(result); } @@ -19437,7 +20314,7 @@ var ts; break; case 38 /* AsteriskToken */: var asterisk = scanner.getTokenText(); - if (state === 1 /* SawAsterisk */) { + if (state === 1 /* SawAsterisk */ || state === 2 /* SavingComments */) { // If we've already seen an asterisk, then we can no longer parse a tag on this line state = 2 /* SavingComments */; pushComment(asterisk); @@ -19458,7 +20335,10 @@ var ts; case 5 /* WhitespaceTrivia */: // only collect whitespace if we're already saving comments or have just crossed the comment indent margin var whitespace = scanner.getTokenText(); - if (state === 2 /* SavingComments */ || margin !== undefined && indent + whitespace.length > margin) { + if (state === 2 /* SavingComments */) { + comments.push(whitespace); + } + else if (margin !== undefined && indent + whitespace.length > margin) { comments.push(whitespace.slice(margin - indent - 1)); } indent += whitespace.length; @@ -19466,6 +20346,8 @@ var ts; case 1 /* EndOfFileToken */: break; default: + // anything other than whitespace or asterisk at the beginning of the line starts the comment text + state = 2 /* SavingComments */; pushComment(scanner.getTokenText()); break; } @@ -19498,7 +20380,7 @@ var ts; content.charCodeAt(start + 3) !== 42 /* asterisk */; } function createJSDocComment() { - var result = createNode(278 /* JSDocComment */, start); + var result = createNode(282 /* JSDocComment */, start); result.tags = tags; result.comment = comments.length ? comments.join("") : undefined; return finishNode(result, end); @@ -19556,7 +20438,7 @@ var ts; } function parseTagComments(indent) { var comments = []; - var state = 1 /* SawAsterisk */; + var state = 0 /* BeginningOfLine */; var margin; function pushComment(text) { if (!margin) { @@ -19597,7 +20479,8 @@ var ts; indent += scanner.getTokenText().length; break; } - // FALLTHROUGH otherwise to record the * as a comment + // record the * as a comment + // falls through default: state = 2 /* SavingComments */; // leading identifiers start recording as well pushComment(scanner.getTokenText()); @@ -19614,7 +20497,7 @@ var ts; return comments; } function parseUnknownTag(atToken, tagName) { - var result = createNode(279 /* JSDocTag */, atToken.pos); + var result = createNode(283 /* JSDocTag */, atToken.pos); result.atToken = atToken; result.tagName = tagName; return finishNode(result); @@ -19671,7 +20554,7 @@ var ts; if (!typeExpression) { typeExpression = tryParseTypeExpression(); } - var result = createNode(281 /* JSDocParameterTag */, atToken.pos); + var result = createNode(285 /* JSDocParameterTag */, atToken.pos); result.atToken = atToken; result.tagName = tagName; result.preParameterName = preName; @@ -19682,20 +20565,20 @@ var ts; return finishNode(result); } function parseReturnTag(atToken, tagName) { - if (ts.forEach(tags, function (t) { return t.kind === 282 /* JSDocReturnTag */; })) { + if (ts.forEach(tags, function (t) { return t.kind === 286 /* JSDocReturnTag */; })) { parseErrorAtPosition(tagName.pos, scanner.getTokenPos() - tagName.pos, ts.Diagnostics._0_tag_already_specified, tagName.text); } - var result = createNode(282 /* JSDocReturnTag */, atToken.pos); + var result = createNode(286 /* JSDocReturnTag */, atToken.pos); result.atToken = atToken; result.tagName = tagName; result.typeExpression = tryParseTypeExpression(); return finishNode(result); } function parseTypeTag(atToken, tagName) { - if (ts.forEach(tags, function (t) { return t.kind === 283 /* JSDocTypeTag */; })) { + if (ts.forEach(tags, function (t) { return t.kind === 287 /* JSDocTypeTag */; })) { parseErrorAtPosition(tagName.pos, scanner.getTokenPos() - tagName.pos, ts.Diagnostics._0_tag_already_specified, tagName.text); } - var result = createNode(283 /* JSDocTypeTag */, atToken.pos); + var result = createNode(287 /* JSDocTypeTag */, atToken.pos); result.atToken = atToken; result.tagName = tagName; result.typeExpression = tryParseTypeExpression(); @@ -19710,7 +20593,7 @@ var ts; parseErrorAtPosition(scanner.getStartPos(), /*length*/ 0, ts.Diagnostics.Identifier_expected); return undefined; } - var result = createNode(286 /* JSDocPropertyTag */, atToken.pos); + var result = createNode(290 /* JSDocPropertyTag */, atToken.pos); result.atToken = atToken; result.tagName = tagName; result.name = name; @@ -19719,7 +20602,7 @@ var ts; } function parseAugmentsTag(atToken, tagName) { var typeExpression = tryParseTypeExpression(); - var result = createNode(280 /* JSDocAugmentsTag */, atToken.pos); + var result = createNode(284 /* JSDocAugmentsTag */, atToken.pos); result.atToken = atToken; result.tagName = tagName; result.typeExpression = typeExpression; @@ -19728,25 +20611,30 @@ var ts; function parseTypedefTag(atToken, tagName) { var typeExpression = tryParseTypeExpression(); skipWhitespace(); - var typedefTag = createNode(285 /* JSDocTypedefTag */, atToken.pos); + var typedefTag = createNode(289 /* JSDocTypedefTag */, atToken.pos); typedefTag.atToken = atToken; typedefTag.tagName = tagName; typedefTag.fullName = parseJSDocTypeNameWithNamespace(/*flags*/ 0); if (typedefTag.fullName) { var rightNode = typedefTag.fullName; - while (rightNode.kind !== 70 /* Identifier */) { + while (true) { + if (rightNode.kind === 70 /* Identifier */ || !rightNode.body) { + // if node is identifier - use it as name + // otherwise use name of the rightmost part that we were able to parse + typedefTag.name = rightNode.kind === 70 /* Identifier */ ? rightNode : rightNode.name; + break; + } rightNode = rightNode.body; } - typedefTag.name = rightNode; } typedefTag.typeExpression = typeExpression; skipWhitespace(); if (typeExpression) { - if (typeExpression.type.kind === 272 /* JSDocTypeReference */) { + if (typeExpression.type.kind === 276 /* JSDocTypeReference */) { var jsDocTypeReference = typeExpression.type; if (jsDocTypeReference.name.kind === 70 /* Identifier */) { - var name_14 = jsDocTypeReference.name; - if (name_14.text === "Object") { + var name = jsDocTypeReference.name; + if (name.text === "Object") { typedefTag.jsDocTypeLiteral = scanChildTags(); } } @@ -19760,7 +20648,7 @@ var ts; } return finishNode(typedefTag); function scanChildTags() { - var jsDocTypeLiteral = createNode(287 /* JSDocTypeLiteral */, scanner.getStartPos()); + var jsDocTypeLiteral = createNode(291 /* JSDocTypeLiteral */, scanner.getStartPos()); var resumePos = scanner.getStartPos(); var canParseTag = true; var seenAsterisk = false; @@ -19790,6 +20678,7 @@ var ts; break; case 70 /* Identifier */: canParseTag = false; + break; case 1 /* EndOfFileToken */: break; } @@ -19801,7 +20690,7 @@ var ts; var pos = scanner.getTokenPos(); var typeNameOrNamespaceName = parseJSDocIdentifierName(); if (typeNameOrNamespaceName && parseOptional(22 /* DotToken */)) { - var jsDocNamespaceNode = createNode(230 /* ModuleDeclaration */, pos); + var jsDocNamespaceNode = createNode(232 /* ModuleDeclaration */, pos); jsDocNamespaceNode.flags |= flags; jsDocNamespaceNode.name = typeNameOrNamespaceName; jsDocNamespaceNode.body = parseJSDocTypeNameWithNamespace(4 /* NestedNamespace */); @@ -19847,20 +20736,20 @@ var ts; return false; } function parseTemplateTag(atToken, tagName) { - if (ts.forEach(tags, function (t) { return t.kind === 284 /* JSDocTemplateTag */; })) { + if (ts.forEach(tags, function (t) { return t.kind === 288 /* JSDocTemplateTag */; })) { parseErrorAtPosition(tagName.pos, scanner.getTokenPos() - tagName.pos, ts.Diagnostics._0_tag_already_specified, tagName.text); } // Type parameter list looks like '@template T,U,V' var typeParameters = createNodeArray(); while (true) { - var name_15 = parseJSDocIdentifierName(); + var name = parseJSDocIdentifierName(); skipWhitespace(); - if (!name_15) { + if (!name) { parseErrorAtPosition(scanner.getStartPos(), 0, ts.Diagnostics.Identifier_expected); return undefined; } - var typeParameter = createNode(143 /* TypeParameter */, name_15.pos); - typeParameter.name = name_15; + var typeParameter = createNode(144 /* TypeParameter */, name.pos); + typeParameter.name = name; finishNode(typeParameter); typeParameters.push(typeParameter); if (token() === 25 /* CommaToken */) { @@ -19871,7 +20760,7 @@ var ts; break; } } - var result = createNode(284 /* JSDocTemplateTag */, atToken.pos); + var result = createNode(288 /* JSDocTemplateTag */, atToken.pos); result.atToken = atToken; result.tagName = tagName; result.typeParameters = typeParameters; @@ -20345,7 +21234,7 @@ var ts; if (position >= array.pos && position < array.end) { // position was in this array. Search through this array to see if we find a // viable element. - for (var i = 0, n = array.length; i < n; i++) { + for (var i = 0; i < array.length; i++) { var child = array[i]; if (child) { if (child.pos === position) { @@ -20391,16 +21280,16 @@ var ts; function getModuleInstanceState(node) { // A module is uninstantiated if it contains only // 1. interface declarations, type alias declarations - if (node.kind === 227 /* InterfaceDeclaration */ || node.kind === 228 /* TypeAliasDeclaration */) { + if (node.kind === 229 /* InterfaceDeclaration */ || node.kind === 230 /* TypeAliasDeclaration */) { return 0 /* NonInstantiated */; } else if (ts.isConstEnumDeclaration(node)) { return 2 /* ConstEnumOnly */; } - else if ((node.kind === 235 /* ImportDeclaration */ || node.kind === 234 /* ImportEqualsDeclaration */) && !(ts.hasModifier(node, 1 /* Export */))) { + else if ((node.kind === 237 /* ImportDeclaration */ || node.kind === 236 /* ImportEqualsDeclaration */) && !(ts.hasModifier(node, 1 /* Export */))) { return 0 /* NonInstantiated */; } - else if (node.kind === 231 /* ModuleBlock */) { + else if (node.kind === 233 /* ModuleBlock */) { var state_1 = 0 /* NonInstantiated */; ts.forEachChild(node, function (n) { switch (getModuleInstanceState(n)) { @@ -20419,7 +21308,7 @@ var ts; }); return state_1; } - else if (node.kind === 230 /* ModuleDeclaration */) { + else if (node.kind === 232 /* ModuleDeclaration */) { var body = node.body; return body ? getModuleInstanceState(body) : 1 /* Instantiated */; } @@ -20532,7 +21421,7 @@ var ts; } return bindSourceFile; function bindInStrictMode(file, opts) { - if (opts.alwaysStrict && !ts.isDeclarationFile(file)) { + if ((opts.alwaysStrict === undefined ? opts.strict : opts.alwaysStrict) && !ts.isDeclarationFile(file)) { // bind in strict mode source files with alwaysStrict option return true; } @@ -20560,7 +21449,7 @@ var ts; if (symbolFlags & 107455 /* Value */) { var valueDeclaration = symbol.valueDeclaration; if (!valueDeclaration || - (valueDeclaration.kind !== node.kind && valueDeclaration.kind === 230 /* ModuleDeclaration */)) { + (valueDeclaration.kind !== node.kind && valueDeclaration.kind === 232 /* ModuleDeclaration */)) { // other kinds of value declarations take precedence over modules symbol.valueDeclaration = node; } @@ -20573,7 +21462,7 @@ var ts; if (ts.isAmbientModule(node)) { return ts.isGlobalScopeAugmentation(node) ? "__global" : "\"" + node.name.text + "\""; } - if (node.name.kind === 142 /* ComputedPropertyName */) { + if (node.name.kind === 143 /* ComputedPropertyName */) { var nameExpression = node.name.expression; // treat computed property names where expression is string/numeric literal as just string/numeric literal if (ts.isStringOrNumericLiteral(nameExpression)) { @@ -20585,27 +21474,28 @@ var ts; return node.name.text; } switch (node.kind) { - case 150 /* Constructor */: + case 151 /* Constructor */: return "__constructor"; - case 158 /* FunctionType */: - case 153 /* CallSignature */: + case 159 /* FunctionType */: + case 154 /* CallSignature */: return "__call"; - case 159 /* ConstructorType */: - case 154 /* ConstructSignature */: + case 160 /* ConstructorType */: + case 155 /* ConstructSignature */: return "__new"; - case 155 /* IndexSignature */: + case 156 /* IndexSignature */: return "__index"; - case 241 /* ExportDeclaration */: + case 243 /* ExportDeclaration */: return "__export"; - case 240 /* ExportAssignment */: + case 242 /* ExportAssignment */: return node.isExportEquals ? "export=" : "default"; - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: switch (ts.getSpecialPropertyAssignmentKind(node)) { case 2 /* ModuleExports */: // module.exports = ... return "export="; case 1 /* ExportsProperty */: case 4 /* ThisProperty */: + case 5 /* Property */: // exports.x = ... or this.y = ... return node.left.name.text; case 3 /* PrototypeProperty */: @@ -20614,22 +21504,22 @@ var ts; } ts.Debug.fail("Unknown binary declaration kind"); break; - case 225 /* FunctionDeclaration */: - case 226 /* ClassDeclaration */: + case 227 /* FunctionDeclaration */: + case 228 /* ClassDeclaration */: return ts.hasModifier(node, 512 /* Default */) ? "default" : undefined; - case 274 /* JSDocFunctionType */: + case 278 /* JSDocFunctionType */: return ts.isJSDocConstructSignature(node) ? "__new" : "__call"; - case 144 /* Parameter */: + case 145 /* Parameter */: // Parameters with names are handled at the top of this function. Parameters // without names can only come from JSDocFunctionTypes. - ts.Debug.assert(node.parent.kind === 274 /* JSDocFunctionType */); + ts.Debug.assert(node.parent.kind === 278 /* JSDocFunctionType */); var functionType = node.parent; var index = ts.indexOf(functionType.parameters, node); return "arg" + index; - case 285 /* JSDocTypedefTag */: + case 289 /* JSDocTypedefTag */: var parentNode = node.parent && node.parent.parent; var nameFromParentNode = void 0; - if (parentNode && parentNode.kind === 205 /* VariableStatement */) { + if (parentNode && parentNode.kind === 207 /* VariableStatement */) { if (parentNode.declarationList.declarations.length > 0) { var nameIdentifier = parentNode.declarationList.declarations[0].name; if (nameIdentifier.kind === 70 /* Identifier */) { @@ -20684,15 +21574,18 @@ var ts; // Otherwise, we'll be merging into a compatible existing symbol (for example when // you have multiple 'vars' with the same name in the same container). In this case // just add this node into the declarations list of the symbol. - symbol = symbolTable[name] || (symbolTable[name] = createSymbol(0 /* None */, name)); + symbol = symbolTable.get(name); + if (!symbol) { + symbolTable.set(name, symbol = createSymbol(0 /* None */, name)); + } if (name && (includes & 788448 /* Classifiable */)) { - classifiableNames[name] = name; + classifiableNames.set(name, name); } if (symbol.flags & excludes) { if (symbol.isReplaceableByMethod) { // Javascript constructor-declared symbols can be discarded in favor of // prototype symbols like methods. - symbol = symbolTable[name] = createSymbol(0 /* None */, name); + symbolTable.set(name, symbol = createSymbol(0 /* None */, name)); } else { if (node.name) { @@ -20716,7 +21609,7 @@ var ts; // 1. multiple export default of class declaration or function declaration by checking NodeFlags.Default // 2. multiple export default of export assignment. This one doesn't have NodeFlags.Default on (as export default doesn't considered as modifiers) if (symbol.declarations && symbol.declarations.length && - (isDefaultExport || (node.kind === 240 /* ExportAssignment */ && !node.isExportEquals))) { + (isDefaultExport || (node.kind === 242 /* ExportAssignment */ && !node.isExportEquals))) { message_1 = ts.Diagnostics.A_module_cannot_have_multiple_default_exports; } } @@ -20736,11 +21629,11 @@ var ts; function declareModuleMember(node, symbolFlags, symbolExcludes) { var hasExportModifier = ts.getCombinedModifierFlags(node) & 1 /* Export */; if (symbolFlags & 8388608 /* Alias */) { - if (node.kind === 243 /* ExportSpecifier */ || (node.kind === 234 /* ImportEqualsDeclaration */ && hasExportModifier)) { + if (node.kind === 245 /* ExportSpecifier */ || (node.kind === 236 /* ImportEqualsDeclaration */ && hasExportModifier)) { return declareSymbol(container.symbol.exports, container.symbol, node, symbolFlags, symbolExcludes); } else { - return declareSymbol(container.locals, undefined, node, symbolFlags, symbolExcludes); + return declareSymbol(container.locals, /*parent*/ undefined, node, symbolFlags, symbolExcludes); } } else { @@ -20759,7 +21652,7 @@ var ts; // during global merging in the checker. Why? The only case when ambient module is permitted inside another module is module augmentation // and this case is specially handled. Module augmentations should only be merged with original module definition // and should never be merged directly with other augmentation, and the latter case would be possible if automatic merge is allowed. - var isJSDocTypedefInJSDocNamespace = node.kind === 285 /* JSDocTypedefTag */ && + var isJSDocTypedefInJSDocNamespace = node.kind === 289 /* JSDocTypedefTag */ && node.name && node.name.kind === 70 /* Identifier */ && node.name.isInJSDocNamespace; @@ -20767,13 +21660,13 @@ var ts; var exportKind = (symbolFlags & 107455 /* Value */ ? 1048576 /* ExportValue */ : 0) | (symbolFlags & 793064 /* Type */ ? 2097152 /* ExportType */ : 0) | (symbolFlags & 1920 /* Namespace */ ? 4194304 /* ExportNamespace */ : 0); - var local = declareSymbol(container.locals, undefined, node, exportKind, symbolExcludes); + var local = declareSymbol(container.locals, /*parent*/ undefined, node, exportKind, symbolExcludes); local.exportSymbol = declareSymbol(container.symbol.exports, container.symbol, node, symbolFlags, symbolExcludes); node.localSymbol = local; return local; } else { - return declareSymbol(container.locals, undefined, node, symbolFlags, symbolExcludes); + return declareSymbol(container.locals, /*parent*/ undefined, node, symbolFlags, symbolExcludes); } } } @@ -20840,14 +21733,13 @@ var ts; hasExplicitReturn = false; bindChildren(node); // Reset all reachability check related flags on node (for incremental scenarios) - // Reset all emit helper flags on node (for incremental scenarios) - node.flags &= ~64896 /* ReachabilityAndEmitFlags */; + node.flags &= ~1408 /* ReachabilityAndEmitFlags */; if (!(currentFlow.flags & 1 /* Unreachable */) && containerFlags & 8 /* IsFunctionLike */ && ts.nodeIsPresent(node.body)) { node.flags |= 128 /* HasImplicitReturn */; if (hasExplicitReturn) node.flags |= 256 /* HasExplicitReturn */; } - if (node.kind === 261 /* SourceFile */) { + if (node.kind === 264 /* SourceFile */) { node.flags |= emitFlags; } if (isIIFE) { @@ -20926,66 +21818,72 @@ var ts; return; } switch (node.kind) { - case 210 /* WhileStatement */: + case 212 /* WhileStatement */: bindWhileStatement(node); break; - case 209 /* DoStatement */: + case 211 /* DoStatement */: bindDoStatement(node); break; - case 211 /* ForStatement */: + case 213 /* ForStatement */: bindForStatement(node); break; - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: + case 214 /* ForInStatement */: + case 215 /* ForOfStatement */: bindForInOrForOfStatement(node); break; - case 208 /* IfStatement */: + case 210 /* IfStatement */: bindIfStatement(node); break; - case 216 /* ReturnStatement */: - case 220 /* ThrowStatement */: + case 218 /* ReturnStatement */: + case 222 /* ThrowStatement */: bindReturnOrThrow(node); break; - case 215 /* BreakStatement */: - case 214 /* ContinueStatement */: + case 217 /* BreakStatement */: + case 216 /* ContinueStatement */: bindBreakOrContinueStatement(node); break; - case 221 /* TryStatement */: + case 223 /* TryStatement */: bindTryStatement(node); break; - case 218 /* SwitchStatement */: + case 220 /* SwitchStatement */: bindSwitchStatement(node); break; - case 232 /* CaseBlock */: + case 234 /* CaseBlock */: bindCaseBlock(node); break; - case 253 /* CaseClause */: + case 256 /* CaseClause */: bindCaseClause(node); break; - case 219 /* LabeledStatement */: + case 221 /* LabeledStatement */: bindLabeledStatement(node); break; - case 190 /* PrefixUnaryExpression */: + case 191 /* PrefixUnaryExpression */: bindPrefixUnaryExpressionFlow(node); break; - case 191 /* PostfixUnaryExpression */: + case 192 /* PostfixUnaryExpression */: bindPostfixUnaryExpressionFlow(node); break; - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: bindBinaryExpressionFlow(node); break; - case 186 /* DeleteExpression */: + case 187 /* DeleteExpression */: bindDeleteExpressionFlow(node); break; - case 193 /* ConditionalExpression */: + case 194 /* ConditionalExpression */: bindConditionalExpressionFlow(node); break; - case 223 /* VariableDeclaration */: + case 225 /* VariableDeclaration */: bindVariableDeclarationFlow(node); break; - case 179 /* CallExpression */: + case 180 /* CallExpression */: bindCallExpressionFlow(node); break; + case 282 /* JSDocComment */: + bindJSDocComment(node); + break; + case 289 /* JSDocTypedefTag */: + bindJSDocTypedefTag(node); + break; default: bindEachChild(node); break; @@ -20995,15 +21893,15 @@ var ts; switch (expr.kind) { case 70 /* Identifier */: case 98 /* ThisKeyword */: - case 177 /* PropertyAccessExpression */: + case 178 /* PropertyAccessExpression */: return isNarrowableReference(expr); - case 179 /* CallExpression */: + case 180 /* CallExpression */: return hasNarrowableArgument(expr); - case 183 /* ParenthesizedExpression */: + case 184 /* ParenthesizedExpression */: return isNarrowingExpression(expr.expression); - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: return isNarrowingBinaryExpression(expr); - case 190 /* PrefixUnaryExpression */: + case 191 /* PrefixUnaryExpression */: return expr.operator === 50 /* ExclamationToken */ && isNarrowingExpression(expr.operand); } return false; @@ -21011,7 +21909,8 @@ var ts; function isNarrowableReference(expr) { return expr.kind === 70 /* Identifier */ || expr.kind === 98 /* ThisKeyword */ || - expr.kind === 177 /* PropertyAccessExpression */ && isNarrowableReference(expr.expression); + expr.kind === 96 /* SuperKeyword */ || + expr.kind === 178 /* PropertyAccessExpression */ && isNarrowableReference(expr.expression); } function hasNarrowableArgument(expr) { if (expr.arguments) { @@ -21022,14 +21921,14 @@ var ts; } } } - if (expr.expression.kind === 177 /* PropertyAccessExpression */ && + if (expr.expression.kind === 178 /* PropertyAccessExpression */ && isNarrowableReference(expr.expression.expression)) { return true; } return false; } function isNarrowingTypeofOperands(expr1, expr2) { - return expr1.kind === 187 /* TypeOfExpression */ && isNarrowableOperand(expr1.expression) && expr2.kind === 9 /* StringLiteral */; + return expr1.kind === 188 /* TypeOfExpression */ && isNarrowableOperand(expr1.expression) && expr2.kind === 9 /* StringLiteral */; } function isNarrowingBinaryExpression(expr) { switch (expr.operatorToken.kind) { @@ -21050,9 +21949,9 @@ var ts; } function isNarrowableOperand(expr) { switch (expr.kind) { - case 183 /* ParenthesizedExpression */: + case 184 /* ParenthesizedExpression */: return isNarrowableOperand(expr.expression); - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: switch (expr.operatorToken.kind) { case 57 /* EqualsToken */: return isNarrowableOperand(expr.left); @@ -21147,33 +22046,33 @@ var ts; function isStatementCondition(node) { var parent = node.parent; switch (parent.kind) { - case 208 /* IfStatement */: - case 210 /* WhileStatement */: - case 209 /* DoStatement */: + case 210 /* IfStatement */: + case 212 /* WhileStatement */: + case 211 /* DoStatement */: return parent.expression === node; - case 211 /* ForStatement */: - case 193 /* ConditionalExpression */: + case 213 /* ForStatement */: + case 194 /* ConditionalExpression */: return parent.condition === node; } return false; } function isLogicalExpression(node) { while (true) { - if (node.kind === 183 /* ParenthesizedExpression */) { + if (node.kind === 184 /* ParenthesizedExpression */) { node = node.expression; } - else if (node.kind === 190 /* PrefixUnaryExpression */ && node.operator === 50 /* ExclamationToken */) { + else if (node.kind === 191 /* PrefixUnaryExpression */ && node.operator === 50 /* ExclamationToken */) { node = node.operand; } else { - return node.kind === 192 /* BinaryExpression */ && (node.operatorToken.kind === 52 /* AmpersandAmpersandToken */ || + return node.kind === 193 /* BinaryExpression */ && (node.operatorToken.kind === 52 /* AmpersandAmpersandToken */ || node.operatorToken.kind === 53 /* BarBarToken */); } } } function isTopLevelLogicalExpression(node) { - while (node.parent.kind === 183 /* ParenthesizedExpression */ || - node.parent.kind === 190 /* PrefixUnaryExpression */ && + while (node.parent.kind === 184 /* ParenthesizedExpression */ || + node.parent.kind === 191 /* PrefixUnaryExpression */ && node.parent.operator === 50 /* ExclamationToken */) { node = node.parent; } @@ -21215,7 +22114,7 @@ var ts; } function bindDoStatement(node) { var preDoLabel = createLoopLabel(); - var enclosingLabeledStatement = node.parent.kind === 219 /* LabeledStatement */ + var enclosingLabeledStatement = node.parent.kind === 221 /* LabeledStatement */ ? ts.lastOrUndefined(activeLabels) : undefined; // if do statement is wrapped in labeled statement then target labels for break/continue with or without @@ -21249,10 +22148,13 @@ var ts; var postLoopLabel = createBranchLabel(); addAntecedent(preLoopLabel, currentFlow); currentFlow = preLoopLabel; + if (node.kind === 215 /* ForOfStatement */) { + bind(node.awaitModifier); + } bind(node.expression); addAntecedent(postLoopLabel, currentFlow); bind(node.initializer); - if (node.initializer.kind !== 224 /* VariableDeclarationList */) { + if (node.initializer.kind !== 226 /* VariableDeclarationList */) { bindAssignmentTargetFlow(node.initializer); } bindIterativeStatement(node.statement, postLoopLabel, preLoopLabel); @@ -21274,7 +22176,7 @@ var ts; } function bindReturnOrThrow(node) { bind(node.expression); - if (node.kind === 216 /* ReturnStatement */) { + if (node.kind === 218 /* ReturnStatement */) { hasExplicitReturn = true; if (currentReturnTarget) { addAntecedent(currentReturnTarget, currentFlow); @@ -21294,7 +22196,7 @@ var ts; return undefined; } function bindBreakOrContinueFlow(node, breakTarget, continueTarget) { - var flowLabel = node.kind === 215 /* BreakStatement */ ? breakTarget : continueTarget; + var flowLabel = node.kind === 217 /* BreakStatement */ ? breakTarget : continueTarget; if (flowLabel) { addAntecedent(flowLabel, currentFlow); currentFlow = unreachableFlow; @@ -21330,7 +22232,32 @@ var ts; if (node.finallyBlock) { // in finally flow is combined from pre-try/flow from try/flow from catch // pre-flow is necessary to make sure that finally is reachable even if finally flows in both try and finally blocks are unreachable - addAntecedent(preFinallyLabel, preTryFlow); + // also for finally blocks we inject two extra edges into the flow graph. + // first -> edge that connects pre-try flow with the label at the beginning of the finally block, it has lock associated with it + // second -> edge that represents post-finally flow. + // these edges are used in following scenario: + // let a; (1) + // try { a = someOperation(); (2)} + // finally { (3) console.log(a) } (4) + // (5) a + // flow graph for this case looks roughly like this (arrows show ): + // (1-pre-try-flow) <--.. <-- (2-post-try-flow) + // ^ ^ + // |*****(3-pre-finally-label) -----| + // ^ + // |-- ... <-- (4-post-finally-label) <--- (5) + // In case when we walk the flow starting from inside the finally block we want to take edge '*****' into account + // since it ensures that finally is always reachable. However when we start outside the finally block and go through label (5) + // then edge '*****' should be discarded because label 4 is only reachable if post-finally label-4 is reachable + // Simply speaking code inside finally block is treated as reachable as pre-try-flow + // since we conservatively assume that any line in try block can throw or return in which case we'll enter finally. + // However code after finally is reachable only if control flow was not abrupted in try/catch or finally blocks - it should be composed from + // final flows of these blocks without taking pre-try flow into account. + // + // extra edges that we inject allows to control this behavior + // if when walking the flow we step on post-finally edge - we can mark matching pre-finally edge as locked so it will be skipped. + var preFinallyFlow = { flags: 2048 /* PreFinally */, antecedent: preTryFlow, lock: {} }; + addAntecedent(preFinallyLabel, preFinallyFlow); currentFlow = finishFlowLabel(preFinallyLabel); bind(node.finallyBlock); // if flow after finally is unreachable - keep it @@ -21346,6 +22273,11 @@ var ts; : unreachableFlow; } } + if (!(currentFlow.flags & 1 /* Unreachable */)) { + var afterFinallyFlow = { flags: 4096 /* AfterFinally */, antecedent: currentFlow }; + preFinallyFlow.lock = afterFinallyFlow; + currentFlow = afterFinallyFlow; + } } else { currentFlow = finishFlowLabel(preFinallyLabel); @@ -21360,7 +22292,7 @@ var ts; preSwitchCaseFlow = currentFlow; bind(node.caseBlock); addAntecedent(postSwitchLabel, currentFlow); - var hasDefault = ts.forEach(node.caseBlock.clauses, function (c) { return c.kind === 254 /* DefaultClause */; }); + var hasDefault = ts.forEach(node.caseBlock.clauses, function (c) { return c.kind === 257 /* DefaultClause */; }); // We mark a switch statement as possibly exhaustive if it has no default clause and if all // case clauses have unreachable end points (e.g. they all return). node.possiblyExhaustive = !hasDefault && !postSwitchLabel.antecedents; @@ -21427,14 +22359,14 @@ var ts; if (!activeLabel.referenced && !options.allowUnusedLabels) { file.bindDiagnostics.push(ts.createDiagnosticForNode(node.label, ts.Diagnostics.Unused_label)); } - if (!node.statement || node.statement.kind !== 209 /* DoStatement */) { + if (!node.statement || node.statement.kind !== 211 /* DoStatement */) { // do statement sets current flow inside bindDoStatement addAntecedent(postStatementLabel, currentFlow); currentFlow = finishFlowLabel(postStatementLabel); } } function bindDestructuringTargetFlow(node) { - if (node.kind === 192 /* BinaryExpression */ && node.operatorToken.kind === 57 /* EqualsToken */) { + if (node.kind === 193 /* BinaryExpression */ && node.operatorToken.kind === 57 /* EqualsToken */) { bindAssignmentTargetFlow(node.left); } else { @@ -21445,10 +22377,10 @@ var ts; if (isNarrowableReference(node)) { currentFlow = createFlowAssignment(currentFlow, node); } - else if (node.kind === 175 /* ArrayLiteralExpression */) { + else if (node.kind === 176 /* ArrayLiteralExpression */) { for (var _i = 0, _a = node.elements; _i < _a.length; _i++) { var e = _a[_i]; - if (e.kind === 196 /* SpreadElement */) { + if (e.kind === 197 /* SpreadElement */) { bindAssignmentTargetFlow(e.expression); } else { @@ -21456,16 +22388,16 @@ var ts; } } } - else if (node.kind === 176 /* ObjectLiteralExpression */) { + else if (node.kind === 177 /* ObjectLiteralExpression */) { for (var _b = 0, _c = node.properties; _b < _c.length; _b++) { var p = _c[_b]; - if (p.kind === 257 /* PropertyAssignment */) { + if (p.kind === 260 /* PropertyAssignment */) { bindDestructuringTargetFlow(p.initializer); } - else if (p.kind === 258 /* ShorthandPropertyAssignment */) { + else if (p.kind === 261 /* ShorthandPropertyAssignment */) { bindAssignmentTargetFlow(p.name); } - else if (p.kind === 259 /* SpreadAssignment */) { + else if (p.kind === 262 /* SpreadAssignment */) { bindAssignmentTargetFlow(p.expression); } } @@ -21521,7 +22453,7 @@ var ts; bindEachChild(node); if (ts.isAssignmentOperator(operator) && !ts.isAssignmentTarget(node)) { bindAssignmentTargetFlow(node.left); - if (operator === 57 /* EqualsToken */ && node.left.kind === 178 /* ElementAccessExpression */) { + if (operator === 57 /* EqualsToken */ && node.left.kind === 179 /* ElementAccessExpression */) { var elementAccess = node.left; if (isNarrowableOperand(elementAccess.expression)) { currentFlow = createFlowArrayMutation(currentFlow, node); @@ -21532,7 +22464,7 @@ var ts; } function bindDeleteExpressionFlow(node) { bindEachChild(node); - if (node.expression.kind === 177 /* PropertyAccessExpression */) { + if (node.expression.kind === 178 /* PropertyAccessExpression */) { bindAssignmentTargetFlow(node.expression); } } @@ -21565,19 +22497,37 @@ var ts; } function bindVariableDeclarationFlow(node) { bindEachChild(node); - if (node.initializer || node.parent.parent.kind === 212 /* ForInStatement */ || node.parent.parent.kind === 213 /* ForOfStatement */) { + if (node.initializer || node.parent.parent.kind === 214 /* ForInStatement */ || node.parent.parent.kind === 215 /* ForOfStatement */) { bindInitializedVariableFlow(node); } } + function bindJSDocComment(node) { + ts.forEachChild(node, function (n) { + if (n.kind !== 289 /* JSDocTypedefTag */) { + bind(n); + } + }); + } + function bindJSDocTypedefTag(node) { + ts.forEachChild(node, function (n) { + // if the node has a fullName "A.B.C", that means symbol "C" was already bound + // when we visit "fullName"; so when we visit the name "C" as the next child of + // the jsDocTypedefTag, we should skip binding it. + if (node.fullName && n === node.name && node.fullName.kind !== 70 /* Identifier */) { + return; + } + bind(n); + }); + } function bindCallExpressionFlow(node) { // If the target of the call expression is a function expression or arrow function we have // an immediately invoked function expression (IIFE). Initialize the flowNode property to // the current control flow (which includes evaluation of the IIFE arguments). var expr = node.expression; - while (expr.kind === 183 /* ParenthesizedExpression */) { + while (expr.kind === 184 /* ParenthesizedExpression */) { expr = expr.expression; } - if (expr.kind === 184 /* FunctionExpression */ || expr.kind === 185 /* ArrowFunction */) { + if (expr.kind === 185 /* FunctionExpression */ || expr.kind === 186 /* ArrowFunction */) { bindEach(node.typeArguments); bindEach(node.arguments); bind(node.expression); @@ -21585,7 +22535,7 @@ var ts; else { bindEachChild(node); } - if (node.expression.kind === 177 /* PropertyAccessExpression */) { + if (node.expression.kind === 178 /* PropertyAccessExpression */) { var propertyAccess = node.expression; if (isNarrowableOperand(propertyAccess.expression) && ts.isPushOrUnshiftIdentifier(propertyAccess.name)) { currentFlow = createFlowArrayMutation(currentFlow, node); @@ -21594,52 +22544,54 @@ var ts; } function getContainerFlags(node) { switch (node.kind) { - case 197 /* ClassExpression */: - case 226 /* ClassDeclaration */: - case 229 /* EnumDeclaration */: - case 176 /* ObjectLiteralExpression */: - case 161 /* TypeLiteral */: - case 287 /* JSDocTypeLiteral */: - case 270 /* JSDocRecordType */: + case 198 /* ClassExpression */: + case 228 /* ClassDeclaration */: + case 231 /* EnumDeclaration */: + case 177 /* ObjectLiteralExpression */: + case 162 /* TypeLiteral */: + case 291 /* JSDocTypeLiteral */: + case 274 /* JSDocRecordType */: + case 253 /* JsxAttributes */: return 1 /* IsContainer */; - case 227 /* InterfaceDeclaration */: + case 229 /* InterfaceDeclaration */: return 1 /* IsContainer */ | 64 /* IsInterface */; - case 274 /* JSDocFunctionType */: - case 230 /* ModuleDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 170 /* MappedType */: + case 278 /* JSDocFunctionType */: + case 232 /* ModuleDeclaration */: + case 230 /* TypeAliasDeclaration */: + case 171 /* MappedType */: return 1 /* IsContainer */ | 32 /* HasLocals */; - case 261 /* SourceFile */: + case 264 /* SourceFile */: return 1 /* IsContainer */ | 4 /* IsControlFlowContainer */ | 32 /* HasLocals */; - case 149 /* MethodDeclaration */: + case 150 /* MethodDeclaration */: if (ts.isObjectLiteralOrClassExpressionMethod(node)) { return 1 /* IsContainer */ | 4 /* IsControlFlowContainer */ | 32 /* HasLocals */ | 8 /* IsFunctionLike */ | 128 /* IsObjectLiteralOrClassExpressionMethod */; } - case 150 /* Constructor */: - case 225 /* FunctionDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 158 /* FunctionType */: - case 159 /* ConstructorType */: + // falls through + case 151 /* Constructor */: + case 227 /* FunctionDeclaration */: + case 149 /* MethodSignature */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 154 /* CallSignature */: + case 155 /* ConstructSignature */: + case 156 /* IndexSignature */: + case 159 /* FunctionType */: + case 160 /* ConstructorType */: return 1 /* IsContainer */ | 4 /* IsControlFlowContainer */ | 32 /* HasLocals */ | 8 /* IsFunctionLike */; - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: return 1 /* IsContainer */ | 4 /* IsControlFlowContainer */ | 32 /* HasLocals */ | 8 /* IsFunctionLike */ | 16 /* IsFunctionExpression */; - case 231 /* ModuleBlock */: + case 233 /* ModuleBlock */: return 4 /* IsControlFlowContainer */; - case 147 /* PropertyDeclaration */: + case 148 /* PropertyDeclaration */: return node.initializer ? 4 /* IsControlFlowContainer */ : 0; - case 256 /* CatchClause */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 232 /* CaseBlock */: + case 259 /* CatchClause */: + case 213 /* ForStatement */: + case 214 /* ForInStatement */: + case 215 /* ForOfStatement */: + case 234 /* CaseBlock */: return 2 /* IsBlockScopedContainer */; - case 204 /* Block */: + case 206 /* Block */: // do not treat blocks directly inside a function as a block-scoped-container. // Locals that reside in this block should go to the function locals. Otherwise 'x' // would not appear to be a redeclaration of a block scoped local in the following @@ -21676,42 +22628,43 @@ var ts; // members are declared (for example, a member of a class will go into a specific // symbol table depending on if it is static or not). We defer to specialized // handlers to take care of declaring these child members. - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: return declareModuleMember(node, symbolFlags, symbolExcludes); - case 261 /* SourceFile */: + case 264 /* SourceFile */: return declareSourceFileMember(node, symbolFlags, symbolExcludes); - case 197 /* ClassExpression */: - case 226 /* ClassDeclaration */: + case 198 /* ClassExpression */: + case 228 /* ClassDeclaration */: return declareClassMember(node, symbolFlags, symbolExcludes); - case 229 /* EnumDeclaration */: + case 231 /* EnumDeclaration */: return declareSymbol(container.symbol.exports, container.symbol, node, symbolFlags, symbolExcludes); - case 161 /* TypeLiteral */: - case 176 /* ObjectLiteralExpression */: - case 227 /* InterfaceDeclaration */: - case 270 /* JSDocRecordType */: - case 287 /* JSDocTypeLiteral */: + case 162 /* TypeLiteral */: + case 177 /* ObjectLiteralExpression */: + case 229 /* InterfaceDeclaration */: + case 274 /* JSDocRecordType */: + case 291 /* JSDocTypeLiteral */: + case 253 /* JsxAttributes */: // Interface/Object-types always have their children added to the 'members' of // their container. They are only accessible through an instance of their // container, and are never in scope otherwise (even inside the body of the // object / type / interface declaring them). An exception is type parameters, // which are in scope without qualification (similar to 'locals'). return declareSymbol(container.symbol.members, container.symbol, node, symbolFlags, symbolExcludes); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 274 /* JSDocFunctionType */: - case 228 /* TypeAliasDeclaration */: - case 170 /* MappedType */: + case 159 /* FunctionType */: + case 160 /* ConstructorType */: + case 154 /* CallSignature */: + case 155 /* ConstructSignature */: + case 156 /* IndexSignature */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 151 /* Constructor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: + case 278 /* JSDocFunctionType */: + case 230 /* TypeAliasDeclaration */: + case 171 /* MappedType */: // All the children of these container types are never visible through another // symbol (i.e. through another symbol's 'exports' or 'members'). Instead, // they're only accessed 'lexically' (i.e. from code that exists underneath @@ -21729,14 +22682,14 @@ var ts; function declareSourceFileMember(node, symbolFlags, symbolExcludes) { return ts.isExternalModule(file) ? declareModuleMember(node, symbolFlags, symbolExcludes) - : declareSymbol(file.locals, undefined, node, symbolFlags, symbolExcludes); + : declareSymbol(file.locals, /*parent*/ undefined, node, symbolFlags, symbolExcludes); } function hasExportDeclarations(node) { - var body = node.kind === 261 /* SourceFile */ ? node : node.body; - if (body && (body.kind === 261 /* SourceFile */ || body.kind === 231 /* ModuleBlock */)) { + var body = node.kind === 264 /* SourceFile */ ? node : node.body; + if (body && (body.kind === 264 /* SourceFile */ || body.kind === 233 /* ModuleBlock */)) { for (var _i = 0, _a = body.statements; _i < _a.length; _i++) { var stat = _a[_i]; - if (stat.kind === 241 /* ExportDeclaration */ || stat.kind === 240 /* ExportAssignment */) { + if (stat.kind === 243 /* ExportDeclaration */ || stat.kind === 242 /* ExportAssignment */) { return true; } } @@ -21760,7 +22713,7 @@ var ts; errorOnFirstToken(node, ts.Diagnostics.export_modifier_cannot_be_applied_to_ambient_modules_and_module_augmentations_since_they_are_always_visible); } if (ts.isExternalModuleAugmentation(node)) { - declareSymbolAndAddToSymbolTable(node, 1024 /* NamespaceModule */, 0 /* NamespaceModuleExcludes */); + declareModuleSymbol(node); } else { var pattern = void 0; @@ -21780,12 +22733,8 @@ var ts; } } else { - var state = getModuleInstanceState(node); - if (state === 0 /* NonInstantiated */) { - declareSymbolAndAddToSymbolTable(node, 1024 /* NamespaceModule */, 0 /* NamespaceModuleExcludes */); - } - else { - declareSymbolAndAddToSymbolTable(node, 512 /* ValueModule */, 106639 /* ValueModuleExcludes */); + var state = declareModuleSymbol(node); + if (state !== 0 /* NonInstantiated */) { if (node.symbol.flags & (16 /* Function */ | 32 /* Class */ | 256 /* RegularEnum */)) { // if module was already merged with some function, class or non-const enum // treat is a non-const-enum-only @@ -21805,6 +22754,12 @@ var ts; } } } + function declareModuleSymbol(node) { + var state = getModuleInstanceState(node); + var instantiated = state !== 0 /* NonInstantiated */; + declareSymbolAndAddToSymbolTable(node, instantiated ? 512 /* ValueModule */ : 1024 /* NamespaceModule */, instantiated ? 106639 /* ValueModuleExcludes */ : 0 /* NamespaceModuleExcludes */); + return state; + } function bindFunctionOrConstructorType(node) { // For a given function symbol "<...>(...) => T" we want to generate a symbol identical // to the one we would get for: { <...>(...): T } @@ -21817,7 +22772,7 @@ var ts; var typeLiteralSymbol = createSymbol(2048 /* TypeLiteral */, "__type"); addDeclarationToSymbol(typeLiteralSymbol, node, 2048 /* TypeLiteral */); typeLiteralSymbol.members = ts.createMap(); - typeLiteralSymbol.members[symbol.name] = symbol; + typeLiteralSymbol.members.set(symbol.name, symbol); } function bindObjectLiteralExpression(node) { var ElementKind; @@ -21829,7 +22784,7 @@ var ts; var seen = ts.createMap(); for (var _i = 0, _a = node.properties; _i < _a.length; _i++) { var prop = _a[_i]; - if (prop.kind === 259 /* SpreadAssignment */ || prop.name.kind !== 70 /* Identifier */) { + if (prop.kind === 262 /* SpreadAssignment */ || prop.name.kind !== 70 /* Identifier */) { continue; } var identifier = prop.name; @@ -21841,12 +22796,12 @@ var ts; // c.IsAccessorDescriptor(previous) is true and IsDataDescriptor(propId.descriptor) is true. // d.IsAccessorDescriptor(previous) is true and IsAccessorDescriptor(propId.descriptor) is true // and either both previous and propId.descriptor have[[Get]] fields or both previous and propId.descriptor have[[Set]] fields - var currentKind = prop.kind === 257 /* PropertyAssignment */ || prop.kind === 258 /* ShorthandPropertyAssignment */ || prop.kind === 149 /* MethodDeclaration */ + var currentKind = prop.kind === 260 /* PropertyAssignment */ || prop.kind === 261 /* ShorthandPropertyAssignment */ || prop.kind === 150 /* MethodDeclaration */ ? 1 /* Property */ : 2 /* Accessor */; - var existingKind = seen[identifier.text]; + var existingKind = seen.get(identifier.text); if (!existingKind) { - seen[identifier.text] = currentKind; + seen.set(identifier.text, currentKind); continue; } if (currentKind === 1 /* Property */ && existingKind === 1 /* Property */) { @@ -21857,27 +22812,33 @@ var ts; } return bindAnonymousDeclaration(node, 4096 /* ObjectLiteral */, "__object"); } + function bindJsxAttributes(node) { + return bindAnonymousDeclaration(node, 4096 /* ObjectLiteral */, "__jsxAttributes"); + } + function bindJsxAttribute(node, symbolFlags, symbolExcludes) { + return declareSymbolAndAddToSymbolTable(node, symbolFlags, symbolExcludes); + } function bindAnonymousDeclaration(node, symbolFlags, name) { var symbol = createSymbol(symbolFlags, name); addDeclarationToSymbol(symbol, node, symbolFlags); } function bindBlockScopedDeclaration(node, symbolFlags, symbolExcludes) { switch (blockScopeContainer.kind) { - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: declareModuleMember(node, symbolFlags, symbolExcludes); break; - case 261 /* SourceFile */: + case 264 /* SourceFile */: if (ts.isExternalModule(container)) { declareModuleMember(node, symbolFlags, symbolExcludes); break; } - // fall through. + // falls through default: if (!blockScopeContainer.locals) { blockScopeContainer.locals = ts.createMap(); addToContainerChain(blockScopeContainer); } - declareSymbol(blockScopeContainer.locals, undefined, node, symbolFlags, symbolExcludes); + declareSymbol(blockScopeContainer.locals, /*parent*/ undefined, node, symbolFlags, symbolExcludes); } } function bindBlockScopedVariableDeclaration(node) { @@ -21977,8 +22938,8 @@ var ts; function checkStrictModeFunctionDeclaration(node) { if (languageVersion < 2 /* ES2015 */) { // Report error if function is not top level function declaration - if (blockScopeContainer.kind !== 261 /* SourceFile */ && - blockScopeContainer.kind !== 230 /* ModuleDeclaration */ && + if (blockScopeContainer.kind !== 264 /* SourceFile */ && + blockScopeContainer.kind !== 232 /* ModuleDeclaration */ && !ts.isFunctionLike(blockScopeContainer)) { // We check first if the name is inside class declaration or class expression; if so give explicit message // otherwise report generic error message. @@ -21988,7 +22949,7 @@ var ts; } } function checkStrictModeNumericLiteral(node) { - if (inStrictMode && node.isOctalLiteral) { + if (inStrictMode && node.numericLiteralFlags & 4 /* Octal */) { file.bindDiagnostics.push(ts.createDiagnosticForNode(node, ts.Diagnostics.Octal_literals_are_not_allowed_in_strict_mode)); } } @@ -22028,6 +22989,18 @@ var ts; } node.parent = parent; var saveInStrictMode = inStrictMode; + // Even though in the AST the jsdoc @typedef node belongs to the current node, + // its symbol might be in the same scope with the current node's symbol. Consider: + // + // /** @typedef {string | number} MyType */ + // function foo(); + // + // Here the current node is "foo", which is a container, but the scope of "MyType" should + // not be inside "foo". Therefore we always bind @typedef before bind the parent node, + // and skip binding this tag later when binding all the other jsdoc tags. + if (ts.isInJavaScriptFile(node)) { + bindJSDocTypedefTagIfAny(node); + } // First we bind declaration nodes to a symbol if possible. We'll both create a symbol // and then potentially add the symbol to an appropriate symbol table. Possible // destination symbol tables are: @@ -22044,7 +23017,7 @@ var ts; // the current 'container' node when it changes. This helps us know which symbol table // a local should go into for example. Since terminal nodes are known not to have // children, as an optimization we don't process those. - if (node.kind > 140 /* LastToken */) { + if (node.kind > 141 /* LastToken */) { var saveParent = parent; parent = node; var containerFlags = getContainerFlags(node); @@ -22061,6 +23034,26 @@ var ts; } inStrictMode = saveInStrictMode; } + function bindJSDocTypedefTagIfAny(node) { + if (!node.jsDoc) { + return; + } + for (var _i = 0, _a = node.jsDoc; _i < _a.length; _i++) { + var jsDoc = _a[_i]; + if (!jsDoc.tags) { + continue; + } + for (var _b = 0, _c = jsDoc.tags; _b < _c.length; _b++) { + var tag = _c[_b]; + if (tag.kind === 289 /* JSDocTypedefTag */) { + var savedParent = parent; + parent = jsDoc; + bind(tag); + parent = savedParent; + } + } + } + } function updateStrictModeStatementList(statements) { if (!inStrictMode) { for (var _i = 0, statements_2 = statements; _i < statements_2.length; _i++) { @@ -22091,91 +23084,90 @@ var ts; // current "blockScopeContainer" needs to be set to its immediate namespace parent. if (node.isInJSDocNamespace) { var parentNode = node.parent; - while (parentNode && parentNode.kind !== 285 /* JSDocTypedefTag */) { + while (parentNode && parentNode.kind !== 289 /* JSDocTypedefTag */) { parentNode = parentNode.parent; } bindBlockScopedDeclaration(parentNode, 524288 /* TypeAlias */, 793064 /* TypeAliasExcludes */); break; } + // falls through case 98 /* ThisKeyword */: - if (currentFlow && (ts.isExpression(node) || parent.kind === 258 /* ShorthandPropertyAssignment */)) { + if (currentFlow && (ts.isExpression(node) || parent.kind === 261 /* ShorthandPropertyAssignment */)) { node.flowNode = currentFlow; } return checkStrictModeIdentifier(node); - case 177 /* PropertyAccessExpression */: + case 178 /* PropertyAccessExpression */: if (currentFlow && isNarrowableReference(node)) { node.flowNode = currentFlow; } break; - case 192 /* BinaryExpression */: - if (ts.isInJavaScriptFile(node)) { - var specialKind = ts.getSpecialPropertyAssignmentKind(node); - switch (specialKind) { - case 1 /* ExportsProperty */: - bindExportsPropertyAssignment(node); - break; - case 2 /* ModuleExports */: - bindModuleExportsAssignment(node); - break; - case 3 /* PrototypeProperty */: - bindPrototypePropertyAssignment(node); - break; - case 4 /* ThisProperty */: - bindThisPropertyAssignment(node); - break; - case 0 /* None */: - // Nothing to do - break; - default: - ts.Debug.fail("Unknown special property assignment kind"); - } + case 193 /* BinaryExpression */: + var specialKind = ts.getSpecialPropertyAssignmentKind(node); + switch (specialKind) { + case 1 /* ExportsProperty */: + bindExportsPropertyAssignment(node); + break; + case 2 /* ModuleExports */: + bindModuleExportsAssignment(node); + break; + case 3 /* PrototypeProperty */: + bindPrototypePropertyAssignment(node); + break; + case 4 /* ThisProperty */: + bindThisPropertyAssignment(node); + break; + case 5 /* Property */: + bindStaticPropertyAssignment(node); + break; + case 0 /* None */: + // Nothing to do + break; + default: + ts.Debug.fail("Unknown special property assignment kind"); } return checkStrictModeBinaryExpression(node); - case 256 /* CatchClause */: + case 259 /* CatchClause */: return checkStrictModeCatchClause(node); - case 186 /* DeleteExpression */: + case 187 /* DeleteExpression */: return checkStrictModeDeleteExpression(node); case 8 /* NumericLiteral */: return checkStrictModeNumericLiteral(node); - case 191 /* PostfixUnaryExpression */: + case 192 /* PostfixUnaryExpression */: return checkStrictModePostfixUnaryExpression(node); - case 190 /* PrefixUnaryExpression */: + case 191 /* PrefixUnaryExpression */: return checkStrictModePrefixUnaryExpression(node); - case 217 /* WithStatement */: + case 219 /* WithStatement */: return checkStrictModeWithStatement(node); - case 167 /* ThisType */: + case 168 /* ThisType */: seenThisKeyword = true; return; - case 156 /* TypePredicate */: + case 157 /* TypePredicate */: return checkTypePredicate(node); - case 143 /* TypeParameter */: + case 144 /* TypeParameter */: return declareSymbolAndAddToSymbolTable(node, 262144 /* TypeParameter */, 530920 /* TypeParameterExcludes */); - case 144 /* Parameter */: + case 145 /* Parameter */: return bindParameter(node); - case 223 /* VariableDeclaration */: - case 174 /* BindingElement */: - if (node.dotDotDotToken && node.parent.kind === 172 /* ObjectBindingPattern */) { - emitFlags |= 32768 /* HasRestAttribute */; - } + case 225 /* VariableDeclaration */: + case 175 /* BindingElement */: return bindVariableDeclarationOrBindingElement(node); - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 271 /* JSDocRecordMember */: - return bindPropertyOrMethodOrAccessor(node, 4 /* Property */ | (node.questionToken ? 536870912 /* Optional */ : 0 /* None */), 0 /* PropertyExcludes */); - case 286 /* JSDocPropertyTag */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: + case 275 /* JSDocRecordMember */: + return bindPropertyOrMethodOrAccessor(node, 4 /* Property */ | (node.questionToken ? 67108864 /* Optional */ : 0 /* None */), 0 /* PropertyExcludes */); + case 290 /* JSDocPropertyTag */: return bindJSDocProperty(node); - case 257 /* PropertyAssignment */: - case 258 /* ShorthandPropertyAssignment */: + case 260 /* PropertyAssignment */: + case 261 /* ShorthandPropertyAssignment */: return bindPropertyOrMethodOrAccessor(node, 4 /* Property */, 0 /* PropertyExcludes */); - case 260 /* EnumMember */: + case 263 /* EnumMember */: return bindPropertyOrMethodOrAccessor(node, 8 /* EnumMember */, 900095 /* EnumMemberExcludes */); - case 259 /* SpreadAssignment */: - case 251 /* JsxSpreadAttribute */: + case 262 /* SpreadAssignment */: + case 254 /* JsxSpreadAttribute */: var root = container; var hasRest = false; while (root.parent) { - if (root.kind === 176 /* ObjectLiteralExpression */ && - root.parent.kind === 192 /* BinaryExpression */ && + if (root.kind === 177 /* ObjectLiteralExpression */ && + root.parent.kind === 193 /* BinaryExpression */ && root.parent.operatorToken.kind === 57 /* EqualsToken */ && root.parent.left === root) { hasRest = true; @@ -22183,88 +23175,92 @@ var ts; } root = root.parent; } - emitFlags |= hasRest ? 32768 /* HasRestAttribute */ : 16384 /* HasSpreadAttribute */; return; - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: + case 154 /* CallSignature */: + case 155 /* ConstructSignature */: + case 156 /* IndexSignature */: return declareSymbolAndAddToSymbolTable(node, 131072 /* Signature */, 0 /* None */); - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: // If this is an ObjectLiteralExpression method, then it sits in the same space // as other properties in the object literal. So we use SymbolFlags.PropertyExcludes // so that it will conflict with any other object literal members with the same // name. - return bindPropertyOrMethodOrAccessor(node, 8192 /* Method */ | (node.questionToken ? 536870912 /* Optional */ : 0 /* None */), ts.isObjectLiteralMethod(node) ? 0 /* PropertyExcludes */ : 99263 /* MethodExcludes */); - case 225 /* FunctionDeclaration */: + return bindPropertyOrMethodOrAccessor(node, 8192 /* Method */ | (node.questionToken ? 67108864 /* Optional */ : 0 /* None */), ts.isObjectLiteralMethod(node) ? 0 /* PropertyExcludes */ : 99263 /* MethodExcludes */); + case 227 /* FunctionDeclaration */: return bindFunctionDeclaration(node); - case 150 /* Constructor */: + case 151 /* Constructor */: return declareSymbolAndAddToSymbolTable(node, 16384 /* Constructor */, /*symbolExcludes:*/ 0 /* None */); - case 151 /* GetAccessor */: + case 152 /* GetAccessor */: return bindPropertyOrMethodOrAccessor(node, 32768 /* GetAccessor */, 41919 /* GetAccessorExcludes */); - case 152 /* SetAccessor */: + case 153 /* SetAccessor */: return bindPropertyOrMethodOrAccessor(node, 65536 /* SetAccessor */, 74687 /* SetAccessorExcludes */); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 274 /* JSDocFunctionType */: + case 159 /* FunctionType */: + case 160 /* ConstructorType */: + case 278 /* JSDocFunctionType */: return bindFunctionOrConstructorType(node); - case 161 /* TypeLiteral */: - case 170 /* MappedType */: - case 287 /* JSDocTypeLiteral */: - case 270 /* JSDocRecordType */: + case 162 /* TypeLiteral */: + case 171 /* MappedType */: + case 291 /* JSDocTypeLiteral */: + case 274 /* JSDocRecordType */: return bindAnonymousDeclaration(node, 2048 /* TypeLiteral */, "__type"); - case 176 /* ObjectLiteralExpression */: + case 177 /* ObjectLiteralExpression */: return bindObjectLiteralExpression(node); - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: return bindFunctionExpression(node); - case 179 /* CallExpression */: + case 180 /* CallExpression */: if (ts.isInJavaScriptFile(node)) { bindCallExpression(node); } break; // Members of classes, interfaces, and modules - case 197 /* ClassExpression */: - case 226 /* ClassDeclaration */: + case 198 /* ClassExpression */: + case 228 /* ClassDeclaration */: // All classes are automatically in strict mode in ES6. inStrictMode = true; return bindClassLikeDeclaration(node); - case 227 /* InterfaceDeclaration */: + case 229 /* InterfaceDeclaration */: return bindBlockScopedDeclaration(node, 64 /* Interface */, 792968 /* InterfaceExcludes */); - case 285 /* JSDocTypedefTag */: + case 289 /* JSDocTypedefTag */: if (!node.fullName || node.fullName.kind === 70 /* Identifier */) { return bindBlockScopedDeclaration(node, 524288 /* TypeAlias */, 793064 /* TypeAliasExcludes */); } break; - case 228 /* TypeAliasDeclaration */: + case 230 /* TypeAliasDeclaration */: return bindBlockScopedDeclaration(node, 524288 /* TypeAlias */, 793064 /* TypeAliasExcludes */); - case 229 /* EnumDeclaration */: + case 231 /* EnumDeclaration */: return bindEnumDeclaration(node); - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: return bindModuleDeclaration(node); + // Jsx-attributes + case 253 /* JsxAttributes */: + return bindJsxAttributes(node); + case 252 /* JsxAttribute */: + return bindJsxAttribute(node, 4 /* Property */, 0 /* PropertyExcludes */); // Imports and exports - case 234 /* ImportEqualsDeclaration */: - case 237 /* NamespaceImport */: - case 239 /* ImportSpecifier */: - case 243 /* ExportSpecifier */: + case 236 /* ImportEqualsDeclaration */: + case 239 /* NamespaceImport */: + case 241 /* ImportSpecifier */: + case 245 /* ExportSpecifier */: return declareSymbolAndAddToSymbolTable(node, 8388608 /* Alias */, 8388608 /* AliasExcludes */); - case 233 /* NamespaceExportDeclaration */: + case 235 /* NamespaceExportDeclaration */: return bindNamespaceExportDeclaration(node); - case 236 /* ImportClause */: + case 238 /* ImportClause */: return bindImportClause(node); - case 241 /* ExportDeclaration */: + case 243 /* ExportDeclaration */: return bindExportDeclaration(node); - case 240 /* ExportAssignment */: + case 242 /* ExportAssignment */: return bindExportAssignment(node); - case 261 /* SourceFile */: + case 264 /* SourceFile */: updateStrictModeStatementList(node.statements); return bindSourceFileIfExternalModule(); - case 204 /* Block */: + case 206 /* Block */: if (!ts.isFunctionLike(node.parent)) { return; } - // Fall through - case 231 /* ModuleBlock */: + // falls through + case 233 /* ModuleBlock */: return updateStrictModeStatementList(node.statements); } } @@ -22273,7 +23269,7 @@ var ts; if (parameterName && parameterName.kind === 70 /* Identifier */) { checkStrictModeIdentifier(parameterName); } - if (parameterName && parameterName.kind === 167 /* ThisType */) { + if (parameterName && parameterName.kind === 168 /* ThisType */) { seenThisKeyword = true; } bind(type); @@ -22296,7 +23292,7 @@ var ts; // An export default clause with an expression exports a value // We want to exclude both class and function here, this is necessary to issue an error when there are both // default export-assignment and default export function and class declaration. - var flags = node.kind === 240 /* ExportAssignment */ && ts.exportAssignmentIsAlias(node) + var flags = node.kind === 242 /* ExportAssignment */ && ts.exportAssignmentIsAlias(node) ? 8388608 /* Alias */ : 4 /* Property */; declareSymbol(container.symbol.exports, container.symbol, node, flags, 4 /* Property */ | 8388608 /* AliasExcludes */ | 32 /* Class */ | 16 /* Function */); @@ -22306,17 +23302,17 @@ var ts; if (node.modifiers && node.modifiers.length) { file.bindDiagnostics.push(ts.createDiagnosticForNode(node, ts.Diagnostics.Modifiers_cannot_appear_here)); } - if (node.parent.kind !== 261 /* SourceFile */) { + if (node.parent.kind !== 264 /* SourceFile */) { file.bindDiagnostics.push(ts.createDiagnosticForNode(node, ts.Diagnostics.Global_module_exports_may_only_appear_at_top_level)); return; } else { - var parent_4 = node.parent; - if (!ts.isExternalModule(parent_4)) { + var parent_1 = node.parent; + if (!ts.isExternalModule(parent_1)) { file.bindDiagnostics.push(ts.createDiagnosticForNode(node, ts.Diagnostics.Global_module_exports_may_only_appear_in_module_files)); return; } - if (!parent_4.isDeclarationFile) { + if (!parent_1.isDeclarationFile) { file.bindDiagnostics.push(ts.createDiagnosticForNode(node, ts.Diagnostics.Global_module_exports_may_only_appear_in_declaration_files)); return; } @@ -22327,11 +23323,11 @@ var ts; function bindExportDeclaration(node) { if (!container.symbol || !container.symbol.exports) { // Export * in some sort of block construct - bindAnonymousDeclaration(node, 1073741824 /* ExportStar */, getDeclarationName(node)); + bindAnonymousDeclaration(node, 33554432 /* ExportStar */, getDeclarationName(node)); } else if (!node.exportClause) { // All export * declarations are collected in an __export symbol - declareSymbol(container.symbol.exports, container.symbol, node, 1073741824 /* ExportStar */, 0 /* None */); + declareSymbol(container.symbol.exports, container.symbol, node, 33554432 /* ExportStar */, 0 /* None */); } } function bindImportClause(node) { @@ -22353,30 +23349,67 @@ var ts; setCommonJsModuleIndicator(node); declareSymbol(file.symbol.exports, file.symbol, node.left, 4 /* Property */ | 7340032 /* Export */, 0 /* None */); } + function isExportsOrModuleExportsOrAlias(node) { + return ts.isExportsIdentifier(node) || + ts.isModuleExportsPropertyAccessExpression(node) || + isNameOfExportsOrModuleExportsAliasDeclaration(node); + } + function isNameOfExportsOrModuleExportsAliasDeclaration(node) { + if (node.kind === 70 /* Identifier */) { + var symbol = lookupSymbolForName(node.text); + if (symbol && symbol.valueDeclaration && symbol.valueDeclaration.kind === 225 /* VariableDeclaration */) { + var declaration = symbol.valueDeclaration; + if (declaration.initializer) { + return isExportsOrModuleExportsOrAliasOrAssignemnt(declaration.initializer); + } + } + } + return false; + } + function isExportsOrModuleExportsOrAliasOrAssignemnt(node) { + return isExportsOrModuleExportsOrAlias(node) || + (ts.isAssignmentExpression(node, /*excludeCompoundAssignements*/ true) && (isExportsOrModuleExportsOrAliasOrAssignemnt(node.left) || isExportsOrModuleExportsOrAliasOrAssignemnt(node.right))); + } function bindModuleExportsAssignment(node) { + // A common practice in node modules is to set 'export = module.exports = {}', this ensures that 'exports' + // is still pointing to 'module.exports'. + // We do not want to consider this as 'export=' since a module can have only one of these. + // Similarlly we do not want to treat 'module.exports = exports' as an 'export='. + var assignedExpression = ts.getRightMostAssignedExpression(node.right); + if (ts.isEmptyObjectLiteral(assignedExpression) || isExportsOrModuleExportsOrAlias(assignedExpression)) { + // Mark it as a module in case there are no other exports in the file + setCommonJsModuleIndicator(node); + return; + } // 'module.exports = expr' assignment setCommonJsModuleIndicator(node); declareSymbol(file.symbol.exports, file.symbol, node, 4 /* Property */ | 7340032 /* Export */ | 512 /* ValueModule */, 0 /* None */); } function bindThisPropertyAssignment(node) { ts.Debug.assert(ts.isInJavaScriptFile(node)); - // Declare a 'member' if the container is an ES5 class or ES6 constructor - if (container.kind === 225 /* FunctionDeclaration */ || container.kind === 184 /* FunctionExpression */) { - container.symbol.members = container.symbol.members || ts.createMap(); - // It's acceptable for multiple 'this' assignments of the same identifier to occur - declareSymbol(container.symbol.members, container.symbol, node, 4 /* Property */, 0 /* PropertyExcludes */ & ~4 /* Property */); - } - else if (container.kind === 150 /* Constructor */) { - // this.foo assignment in a JavaScript class - // Bind this property to the containing class - var saveContainer = container; - container = container.parent; - var symbol = bindPropertyOrMethodOrAccessor(node, 4 /* Property */, 0 /* None */); - if (symbol) { - // constructor-declared symbols can be overwritten by subsequent method declarations - symbol.isReplaceableByMethod = true; - } - container = saveContainer; + var container = ts.getThisContainer(node, /*includeArrowFunctions*/ false); + switch (container.kind) { + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + // Declare a 'member' if the container is an ES5 class or ES6 constructor + container.symbol.members = container.symbol.members || ts.createMap(); + // It's acceptable for multiple 'this' assignments of the same identifier to occur + declareSymbol(container.symbol.members, container.symbol, node, 4 /* Property */, 0 /* PropertyExcludes */ & ~4 /* Property */); + break; + case 151 /* Constructor */: + case 148 /* PropertyDeclaration */: + case 150 /* MethodDeclaration */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + // this.foo assignment in a JavaScript class + // Bind this property to the containing class + var containingClass = container.parent; + var symbol = declareSymbol(ts.hasModifier(container, 32 /* Static */) ? containingClass.symbol.exports : containingClass.symbol.members, containingClass.symbol, node, 4 /* Property */, 0 /* None */); + if (symbol) { + // symbols declared through 'this' property assignements can be overwritten by subsequent method declarations + symbol.isReplaceableByMethod = true; + } + break; } } function bindPrototypePropertyAssignment(node) { @@ -22390,16 +23423,44 @@ var ts; leftSideOfAssignment.parent = node; constructorFunction.parent = classPrototype; classPrototype.parent = leftSideOfAssignment; - var funcSymbol = container.locals[constructorFunction.text]; - if (!funcSymbol || !(funcSymbol.flags & 16 /* Function */ || ts.isDeclarationOfFunctionExpression(funcSymbol))) { + bindPropertyAssignment(constructorFunction.text, leftSideOfAssignment, /*isPrototypeProperty*/ true); + } + function bindStaticPropertyAssignment(node) { + // We saw a node of the form 'x.y = z'. Declare a 'member' y on x if x was a function. + // Look up the function in the local scope, since prototype assignments should + // follow the function declaration + var leftSideOfAssignment = node.left; + var target = leftSideOfAssignment.expression; + // Fix up parent pointers since we're going to use these nodes before we bind into them + leftSideOfAssignment.parent = node; + target.parent = leftSideOfAssignment; + if (isNameOfExportsOrModuleExportsAliasDeclaration(target)) { + // This can be an alias for the 'exports' or 'module.exports' names, e.g. + // var util = module.exports; + // util.property = function ... + bindExportsPropertyAssignment(node); + } + else { + bindPropertyAssignment(target.text, leftSideOfAssignment, /*isPrototypeProperty*/ false); + } + } + function lookupSymbolForName(name) { + return (container.symbol && container.symbol.exports && container.symbol.exports.get(name)) || (container.locals && container.locals.get(name)); + } + function bindPropertyAssignment(functionName, propertyAccessExpression, isPrototypeProperty) { + var targetSymbol = lookupSymbolForName(functionName); + if (targetSymbol && ts.isDeclarationOfFunctionOrClassExpression(targetSymbol)) { + targetSymbol = targetSymbol.valueDeclaration.initializer.symbol; + } + if (!targetSymbol || !(targetSymbol.flags & (16 /* Function */ | 32 /* Class */))) { return; } // Set up the members collection if it doesn't exist already - if (!funcSymbol.members) { - funcSymbol.members = ts.createMap(); - } + var symbolTable = isPrototypeProperty ? + (targetSymbol.members || (targetSymbol.members = ts.createMap())) : + (targetSymbol.exports || (targetSymbol.exports = ts.createMap())); // Declare the method/property - declareSymbol(funcSymbol.members, funcSymbol, leftSideOfAssignment, 4 /* Property */, 0 /* PropertyExcludes */); + declareSymbol(symbolTable, targetSymbol, propertyAccessExpression, 4 /* Property */, 0 /* PropertyExcludes */); } function bindCallExpression(node) { // We're only inspecting call expressions to detect CommonJS modules, so we can skip @@ -22409,15 +23470,7 @@ var ts; } } function bindClassLikeDeclaration(node) { - if (!ts.isDeclarationFile(file) && !ts.isInAmbientContext(node)) { - if (ts.getClassExtendsHeritageClauseElement(node) !== undefined) { - emitFlags |= 1024 /* HasClassExtends */; - } - if (ts.nodeIsDecorated(node)) { - emitFlags |= 2048 /* HasDecorators */; - } - } - if (node.kind === 226 /* ClassDeclaration */) { + if (node.kind === 228 /* ClassDeclaration */) { bindBlockScopedDeclaration(node, 32 /* Class */, 899519 /* ClassExcludes */); } else { @@ -22425,7 +23478,7 @@ var ts; bindAnonymousDeclaration(node, 32 /* Class */, bindingName); // Add name of class expression into the map for semantic classifier if (node.name) { - classifiableNames[node.name.text] = node.name.text; + classifiableNames.set(node.name.text, node.name.text); } } var symbol = node.symbol; @@ -22438,14 +23491,15 @@ var ts; // Note: we check for this here because this class may be merging into a module. The // module might have an exported variable called 'prototype'. We can't allow that as // that would clash with the built-in 'prototype' for the class. - var prototypeSymbol = createSymbol(4 /* Property */ | 134217728 /* Prototype */, "prototype"); - if (symbol.exports[prototypeSymbol.name]) { + var prototypeSymbol = createSymbol(4 /* Property */ | 16777216 /* Prototype */, "prototype"); + var symbolExport = symbol.exports.get(prototypeSymbol.name); + if (symbolExport) { if (node.name) { node.name.parent = node; } - file.bindDiagnostics.push(ts.createDiagnosticForNode(symbol.exports[prototypeSymbol.name].declarations[0], ts.Diagnostics.Duplicate_identifier_0, prototypeSymbol.name)); + file.bindDiagnostics.push(ts.createDiagnosticForNode(symbolExport.declarations[0], ts.Diagnostics.Duplicate_identifier_0, prototypeSymbol.name)); } - symbol.exports[prototypeSymbol.name] = prototypeSymbol; + symbol.exports.set(prototypeSymbol.name, prototypeSymbol); prototypeSymbol.parent = symbol; } function bindEnumDeclaration(node) { @@ -22479,11 +23533,6 @@ var ts; } } function bindParameter(node) { - if (!ts.isDeclarationFile(file) && - !ts.isInAmbientContext(node) && - ts.nodeIsDecorated(node)) { - emitFlags |= (2048 /* HasDecorators */ | 4096 /* HasParamDecorators */); - } if (inStrictMode) { // It is a SyntaxError if the identifier eval or arguments appears within a FormalParameterList of a // strict mode FunctionLikeDeclaration or FunctionExpression(13.1) @@ -22499,13 +23548,13 @@ var ts; // containing class. if (ts.isParameterPropertyDeclaration(node)) { var classDeclaration = node.parent.parent; - declareSymbol(classDeclaration.symbol.members, classDeclaration.symbol, node, 4 /* Property */ | (node.questionToken ? 536870912 /* Optional */ : 0 /* None */), 0 /* PropertyExcludes */); + declareSymbol(classDeclaration.symbol.members, classDeclaration.symbol, node, 4 /* Property */ | (node.questionToken ? 67108864 /* Optional */ : 0 /* None */), 0 /* PropertyExcludes */); } } function bindFunctionDeclaration(node) { if (!ts.isDeclarationFile(file) && !ts.isInAmbientContext(node)) { - if (ts.isAsyncFunctionLike(node)) { - emitFlags |= 8192 /* HasAsyncFunctions */; + if (ts.isAsyncFunction(node)) { + emitFlags |= 1024 /* HasAsyncFunctions */; } } checkStrictModeFunctionName(node); @@ -22519,8 +23568,8 @@ var ts; } function bindFunctionExpression(node) { if (!ts.isDeclarationFile(file) && !ts.isInAmbientContext(node)) { - if (ts.isAsyncFunctionLike(node)) { - emitFlags |= 8192 /* HasAsyncFunctions */; + if (ts.isAsyncFunction(node)) { + emitFlags |= 1024 /* HasAsyncFunctions */; } } if (currentFlow) { @@ -22532,11 +23581,8 @@ var ts; } function bindPropertyOrMethodOrAccessor(node, symbolFlags, symbolExcludes) { if (!ts.isDeclarationFile(file) && !ts.isInAmbientContext(node)) { - if (ts.isAsyncFunctionLike(node)) { - emitFlags |= 8192 /* HasAsyncFunctions */; - } - if (ts.nodeIsDecorated(node)) { - emitFlags |= 2048 /* HasDecorators */; + if (ts.isAsyncFunction(node)) { + emitFlags |= 1024 /* HasAsyncFunctions */; } } if (currentFlow && ts.isObjectLiteralOrClassExpressionMethod(node)) { @@ -22561,13 +23607,13 @@ var ts; if (currentFlow === unreachableFlow) { var reportError = // report error on all statements except empty ones - (ts.isStatementButNotDeclaration(node) && node.kind !== 206 /* EmptyStatement */) || + (ts.isStatementButNotDeclaration(node) && node.kind !== 208 /* EmptyStatement */) || // report error on class declarations - node.kind === 226 /* ClassDeclaration */ || + node.kind === 228 /* ClassDeclaration */ || // report error on instantiated modules or const-enums only modules if preserveConstEnums is set - (node.kind === 230 /* ModuleDeclaration */ && shouldReportErrorOnModuleDeclaration(node)) || + (node.kind === 232 /* ModuleDeclaration */ && shouldReportErrorOnModuleDeclaration(node)) || // report error on regular enums and const enums if preserveConstEnums is set - (node.kind === 229 /* EnumDeclaration */ && (!ts.isConstEnumDeclaration(node) || options.preserveConstEnums)); + (node.kind === 231 /* EnumDeclaration */ && (!ts.isConstEnumDeclaration(node) || options.preserveConstEnums)); if (reportError) { currentFlow = reportedUnreachableFlow; // unreachable code is reported if @@ -22581,7 +23627,7 @@ var ts; // On the other side we do want to report errors on non-initialized 'lets' because of TDZ var reportUnreachableCode = !options.allowUnreachableCode && !ts.isInAmbientContext(node) && - (node.kind !== 205 /* VariableStatement */ || + (node.kind !== 207 /* VariableStatement */ || ts.getCombinedNodeFlags(node.declarationList) & 3 /* BlockScoped */ || ts.forEach(node.declarationList.declarations, function (d) { return d.initializer; })); if (reportUnreachableCode) { @@ -22601,56 +23647,56 @@ var ts; function computeTransformFlagsForNode(node, subtreeFlags) { var kind = node.kind; switch (kind) { - case 179 /* CallExpression */: + case 180 /* CallExpression */: return computeCallExpression(node, subtreeFlags); - case 180 /* NewExpression */: + case 181 /* NewExpression */: return computeNewExpression(node, subtreeFlags); - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: return computeModuleDeclaration(node, subtreeFlags); - case 183 /* ParenthesizedExpression */: + case 184 /* ParenthesizedExpression */: return computeParenthesizedExpression(node, subtreeFlags); - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: return computeBinaryExpression(node, subtreeFlags); - case 207 /* ExpressionStatement */: + case 209 /* ExpressionStatement */: return computeExpressionStatement(node, subtreeFlags); - case 144 /* Parameter */: + case 145 /* Parameter */: return computeParameter(node, subtreeFlags); - case 185 /* ArrowFunction */: + case 186 /* ArrowFunction */: return computeArrowFunction(node, subtreeFlags); - case 184 /* FunctionExpression */: + case 185 /* FunctionExpression */: return computeFunctionExpression(node, subtreeFlags); - case 225 /* FunctionDeclaration */: + case 227 /* FunctionDeclaration */: return computeFunctionDeclaration(node, subtreeFlags); - case 223 /* VariableDeclaration */: + case 225 /* VariableDeclaration */: return computeVariableDeclaration(node, subtreeFlags); - case 224 /* VariableDeclarationList */: + case 226 /* VariableDeclarationList */: return computeVariableDeclarationList(node, subtreeFlags); - case 205 /* VariableStatement */: + case 207 /* VariableStatement */: return computeVariableStatement(node, subtreeFlags); - case 219 /* LabeledStatement */: + case 221 /* LabeledStatement */: return computeLabeledStatement(node, subtreeFlags); - case 226 /* ClassDeclaration */: + case 228 /* ClassDeclaration */: return computeClassDeclaration(node, subtreeFlags); - case 197 /* ClassExpression */: + case 198 /* ClassExpression */: return computeClassExpression(node, subtreeFlags); - case 255 /* HeritageClause */: + case 258 /* HeritageClause */: return computeHeritageClause(node, subtreeFlags); - case 256 /* CatchClause */: + case 259 /* CatchClause */: return computeCatchClause(node, subtreeFlags); - case 199 /* ExpressionWithTypeArguments */: + case 200 /* ExpressionWithTypeArguments */: return computeExpressionWithTypeArguments(node, subtreeFlags); - case 150 /* Constructor */: + case 151 /* Constructor */: return computeConstructor(node, subtreeFlags); - case 147 /* PropertyDeclaration */: + case 148 /* PropertyDeclaration */: return computePropertyDeclaration(node, subtreeFlags); - case 149 /* MethodDeclaration */: + case 150 /* MethodDeclaration */: return computeMethod(node, subtreeFlags); - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: return computeAccessor(node, subtreeFlags); - case 234 /* ImportEqualsDeclaration */: + case 236 /* ImportEqualsDeclaration */: return computeImportEquals(node, subtreeFlags); - case 177 /* PropertyAccessExpression */: + case 178 /* PropertyAccessExpression */: return computePropertyAccess(node, subtreeFlags); default: return computeOther(node, kind, subtreeFlags); @@ -22677,8 +23723,8 @@ var ts; switch (kind) { case 96 /* SuperKeyword */: return true; - case 177 /* PropertyAccessExpression */: - case 178 /* ElementAccessExpression */: + case 178 /* PropertyAccessExpression */: + case 179 /* ElementAccessExpression */: var expression = node.expression; var expressionKind = expression.kind; return expressionKind === 96 /* SuperKeyword */; @@ -22702,12 +23748,12 @@ var ts; var transformFlags = subtreeFlags; var operatorTokenKind = node.operatorToken.kind; var leftKind = node.left.kind; - if (operatorTokenKind === 57 /* EqualsToken */ && leftKind === 176 /* ObjectLiteralExpression */) { + if (operatorTokenKind === 57 /* EqualsToken */ && leftKind === 177 /* ObjectLiteralExpression */) { // Destructuring object assignments with are ES2015 syntax // and possibly ESNext if they contain rest transformFlags |= 8 /* AssertESNext */ | 192 /* AssertES2015 */ | 3072 /* AssertDestructuringAssignment */; } - else if (operatorTokenKind === 57 /* EqualsToken */ && leftKind === 175 /* ArrayLiteralExpression */) { + else if (operatorTokenKind === 57 /* EqualsToken */ && leftKind === 176 /* ArrayLiteralExpression */) { // Destructuring assignments are ES2015 syntax. transformFlags |= 192 /* AssertES2015 */ | 3072 /* AssertDestructuringAssignment */; } @@ -22757,8 +23803,8 @@ var ts; // If the node is synthesized, it means the emitter put the parentheses there, // not the user. If we didn't want them, the emitter would not have put them // there. - if (expressionKind === 200 /* AsExpression */ - || expressionKind === 182 /* TypeAssertionExpression */) { + if (expressionKind === 201 /* AsExpression */ + || expressionKind === 183 /* TypeAssertionExpression */) { transformFlags |= 3 /* AssertTypeScript */; } // If the expression of a ParenthesizedExpression is a destructuring assignment, @@ -22883,10 +23929,9 @@ var ts; } // An async method declaration is ES2017 syntax. if (ts.hasModifier(node, 256 /* Async */)) { - transformFlags |= 16 /* AssertES2017 */; + transformFlags |= node.asteriskToken ? 8 /* AssertESNext */ : 16 /* AssertES2017 */; } - // Currently, we only support generators that were originally async function bodies. - if (node.asteriskToken && ts.getEmitFlags(node) & 131072 /* AsyncFunctionBody */) { + if (node.asteriskToken) { transformFlags |= 768 /* AssertGenerator */; } node.transformFlags = transformFlags | 536870912 /* HasComputedFlags */; @@ -22940,7 +23985,7 @@ var ts; } // An async function declaration is ES2017 syntax. if (modifierFlags & 256 /* Async */) { - transformFlags |= 16 /* AssertES2017 */; + transformFlags |= node.asteriskToken ? 8 /* AssertESNext */ : 16 /* AssertES2017 */; } // function declarations with object rest destructuring are ES Next syntax if (subtreeFlags & 1048576 /* ContainsObjectRest */) { @@ -22957,7 +24002,7 @@ var ts; // down-level generator. // Currently we do not support transforming any other generator fucntions // down level. - if (node.asteriskToken && ts.getEmitFlags(node) & 131072 /* AsyncFunctionBody */) { + if (node.asteriskToken) { transformFlags |= 768 /* AssertGenerator */; } } @@ -22975,7 +24020,7 @@ var ts; } // An async function expression is ES2017 syntax. if (ts.hasModifier(node, 256 /* Async */)) { - transformFlags |= 16 /* AssertES2017 */; + transformFlags |= node.asteriskToken ? 8 /* AssertESNext */ : 16 /* AssertES2017 */; } // function expressions with object rest destructuring are ES Next syntax if (subtreeFlags & 1048576 /* ContainsObjectRest */) { @@ -22990,9 +24035,7 @@ var ts; // If a FunctionExpression is generator function and is the body of a // transformed async function, then this node can be transformed to a // down-level generator. - // Currently we do not support transforming any other generator fucntions - // down level. - if (node.asteriskToken && ts.getEmitFlags(node) & 131072 /* AsyncFunctionBody */) { + if (node.asteriskToken) { transformFlags |= 768 /* AssertGenerator */; } node.transformFlags = transformFlags | 536870912 /* HasComputedFlags */; @@ -23123,9 +24166,9 @@ var ts; var excludeFlags = 536872257 /* NodeExcludes */; switch (kind) { case 119 /* AsyncKeyword */: - case 189 /* AwaitExpression */: - // async/await is ES2017 syntax - transformFlags |= 16 /* AssertES2017 */; + case 190 /* AwaitExpression */: + // async/await is ES2017 syntax, but may be ESNext syntax (for async generators) + transformFlags |= 8 /* AssertESNext */ | 16 /* AssertES2017 */; break; case 113 /* PublicKeyword */: case 111 /* PrivateKeyword */: @@ -23133,81 +24176,98 @@ var ts; case 116 /* AbstractKeyword */: case 123 /* DeclareKeyword */: case 75 /* ConstKeyword */: - case 229 /* EnumDeclaration */: - case 260 /* EnumMember */: - case 182 /* TypeAssertionExpression */: - case 200 /* AsExpression */: - case 201 /* NonNullExpression */: + case 231 /* EnumDeclaration */: + case 263 /* EnumMember */: + case 183 /* TypeAssertionExpression */: + case 201 /* AsExpression */: + case 202 /* NonNullExpression */: case 130 /* ReadonlyKeyword */: // These nodes are TypeScript syntax. transformFlags |= 3 /* AssertTypeScript */; break; - case 246 /* JsxElement */: - case 247 /* JsxSelfClosingElement */: - case 248 /* JsxOpeningElement */: + case 248 /* JsxElement */: + case 249 /* JsxSelfClosingElement */: + case 250 /* JsxOpeningElement */: case 10 /* JsxText */: - case 249 /* JsxClosingElement */: - case 250 /* JsxAttribute */: - case 251 /* JsxSpreadAttribute */: - case 252 /* JsxExpression */: + case 251 /* JsxClosingElement */: + case 252 /* JsxAttribute */: + case 253 /* JsxAttributes */: + case 254 /* JsxSpreadAttribute */: + case 255 /* JsxExpression */: // These nodes are Jsx syntax. transformFlags |= 4 /* AssertJsx */; break; - case 213 /* ForOfStatement */: - // for-of might be ESNext if it has a rest destructuring - transformFlags |= 8 /* AssertESNext */; - // FALLTHROUGH case 12 /* NoSubstitutionTemplateLiteral */: case 13 /* TemplateHead */: case 14 /* TemplateMiddle */: case 15 /* TemplateTail */: - case 194 /* TemplateExpression */: - case 181 /* TaggedTemplateExpression */: - case 258 /* ShorthandPropertyAssignment */: + case 195 /* TemplateExpression */: + case 182 /* TaggedTemplateExpression */: + case 261 /* ShorthandPropertyAssignment */: case 114 /* StaticKeyword */: + case 203 /* MetaProperty */: // These nodes are ES6 syntax. transformFlags |= 192 /* AssertES2015 */; break; - case 195 /* YieldExpression */: - // This node is ES6 syntax. - transformFlags |= 192 /* AssertES2015 */ | 16777216 /* ContainsYield */; + case 9 /* StringLiteral */: + if (node.hasExtendedUnicodeEscape) { + transformFlags |= 192 /* AssertES2015 */; + } + break; + case 8 /* NumericLiteral */: + if (node.numericLiteralFlags & 48 /* BinaryOrOctalSpecifier */) { + transformFlags |= 192 /* AssertES2015 */; + } + break; + case 215 /* ForOfStatement */: + // This node is either ES2015 syntax or ES2017 syntax (if it is a for-await-of). + if (node.awaitModifier) { + transformFlags |= 8 /* AssertESNext */; + } + transformFlags |= 192 /* AssertES2015 */; + break; + case 196 /* YieldExpression */: + // This node is either ES2015 syntax (in a generator) or ES2017 syntax (in an async + // generator). + transformFlags |= 8 /* AssertESNext */ | 192 /* AssertES2015 */ | 16777216 /* ContainsYield */; break; case 118 /* AnyKeyword */: case 132 /* NumberKeyword */: case 129 /* NeverKeyword */: - case 134 /* StringKeyword */: + case 133 /* ObjectKeyword */: + case 135 /* StringKeyword */: case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: + case 136 /* SymbolKeyword */: case 104 /* VoidKeyword */: - case 143 /* TypeParameter */: - case 146 /* PropertySignature */: - case 148 /* MethodSignature */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 156 /* TypePredicate */: - case 157 /* TypeReference */: - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 160 /* TypeQuery */: - case 161 /* TypeLiteral */: - case 162 /* ArrayType */: - case 163 /* TupleType */: - case 164 /* UnionType */: - case 165 /* IntersectionType */: - case 166 /* ParenthesizedType */: - case 227 /* InterfaceDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 167 /* ThisType */: - case 168 /* TypeOperator */: - case 169 /* IndexedAccessType */: - case 170 /* MappedType */: - case 171 /* LiteralType */: + case 144 /* TypeParameter */: + case 147 /* PropertySignature */: + case 149 /* MethodSignature */: + case 154 /* CallSignature */: + case 155 /* ConstructSignature */: + case 156 /* IndexSignature */: + case 157 /* TypePredicate */: + case 158 /* TypeReference */: + case 159 /* FunctionType */: + case 160 /* ConstructorType */: + case 161 /* TypeQuery */: + case 162 /* TypeLiteral */: + case 163 /* ArrayType */: + case 164 /* TupleType */: + case 165 /* UnionType */: + case 166 /* IntersectionType */: + case 167 /* ParenthesizedType */: + case 229 /* InterfaceDeclaration */: + case 230 /* TypeAliasDeclaration */: + case 168 /* ThisType */: + case 169 /* TypeOperator */: + case 170 /* IndexedAccessType */: + case 171 /* MappedType */: + case 172 /* LiteralType */: // Types and signatures are TypeScript syntax, and exclude all other facts. transformFlags = 3 /* AssertTypeScript */; excludeFlags = -3 /* TypeExcludes */; break; - case 142 /* ComputedPropertyName */: + case 143 /* ComputedPropertyName */: // Even though computed property names are ES6, we don't treat them as such. // This is so that they can flow through PropertyName transforms unaffected. // Instead, we mark the container as ES6, so that it can properly handle the transform. @@ -23224,10 +24284,10 @@ var ts; transformFlags |= 65536 /* ContainsLexicalThisInComputedPropertyName */; } break; - case 196 /* SpreadElement */: + case 197 /* SpreadElement */: transformFlags |= 192 /* AssertES2015 */ | 524288 /* ContainsSpread */; break; - case 259 /* SpreadAssignment */: + case 262 /* SpreadAssignment */: transformFlags |= 8 /* AssertESNext */ | 1048576 /* ContainsObjectSpread */; break; case 96 /* SuperKeyword */: @@ -23238,28 +24298,28 @@ var ts; // Mark this node and its ancestors as containing a lexical `this` keyword. transformFlags |= 16384 /* ContainsLexicalThis */; break; - case 172 /* ObjectBindingPattern */: + case 173 /* ObjectBindingPattern */: transformFlags |= 192 /* AssertES2015 */ | 8388608 /* ContainsBindingPattern */; if (subtreeFlags & 524288 /* ContainsRest */) { transformFlags |= 8 /* AssertESNext */ | 1048576 /* ContainsObjectRest */; } excludeFlags = 537396545 /* BindingPatternExcludes */; break; - case 173 /* ArrayBindingPattern */: + case 174 /* ArrayBindingPattern */: transformFlags |= 192 /* AssertES2015 */ | 8388608 /* ContainsBindingPattern */; excludeFlags = 537396545 /* BindingPatternExcludes */; break; - case 174 /* BindingElement */: + case 175 /* BindingElement */: transformFlags |= 192 /* AssertES2015 */; if (node.dotDotDotToken) { transformFlags |= 524288 /* ContainsRest */; } break; - case 145 /* Decorator */: + case 146 /* Decorator */: // This node is TypeScript syntax, and marks its container as also being TypeScript syntax. transformFlags |= 3 /* AssertTypeScript */ | 4096 /* ContainsDecorators */; break; - case 176 /* ObjectLiteralExpression */: + case 177 /* ObjectLiteralExpression */: excludeFlags = 540087617 /* ObjectLiteralExcludes */; if (subtreeFlags & 2097152 /* ContainsComputedPropertyName */) { // If an ObjectLiteralExpression contains a ComputedPropertyName, then it @@ -23277,8 +24337,8 @@ var ts; transformFlags |= 8 /* AssertESNext */; } break; - case 175 /* ArrayLiteralExpression */: - case 180 /* NewExpression */: + case 176 /* ArrayLiteralExpression */: + case 181 /* NewExpression */: excludeFlags = 537396545 /* ArrayLiteralOrCallOrNewExcludes */; if (subtreeFlags & 524288 /* ContainsSpread */) { // If the this node contains a SpreadExpression, then it is an ES6 @@ -23286,23 +24346,23 @@ var ts; transformFlags |= 192 /* AssertES2015 */; } break; - case 209 /* DoStatement */: - case 210 /* WhileStatement */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: + case 211 /* DoStatement */: + case 212 /* WhileStatement */: + case 213 /* ForStatement */: + case 214 /* ForInStatement */: // A loop containing a block scoped binding *may* need to be transformed from ES6. if (subtreeFlags & 4194304 /* ContainsBlockScopedBinding */) { transformFlags |= 192 /* AssertES2015 */; } break; - case 261 /* SourceFile */: + case 264 /* SourceFile */: if (subtreeFlags & 32768 /* ContainsCapturedLexicalThis */) { transformFlags |= 192 /* AssertES2015 */; } break; - case 216 /* ReturnStatement */: - case 214 /* ContinueStatement */: - case 215 /* BreakStatement */: + case 218 /* ReturnStatement */: + case 216 /* ContinueStatement */: + case 217 /* BreakStatement */: transformFlags |= 33554432 /* ContainsHoistedDeclarationOrCompletion */; break; } @@ -23318,56 +24378,57 @@ var ts; */ /* @internal */ function getTransformFlagsSubtreeExclusions(kind) { - if (kind >= 156 /* FirstTypeNode */ && kind <= 171 /* LastTypeNode */) { + if (kind >= 157 /* FirstTypeNode */ && kind <= 172 /* LastTypeNode */) { return -3 /* TypeExcludes */; } switch (kind) { - case 179 /* CallExpression */: - case 180 /* NewExpression */: - case 175 /* ArrayLiteralExpression */: + case 180 /* CallExpression */: + case 181 /* NewExpression */: + case 176 /* ArrayLiteralExpression */: return 537396545 /* ArrayLiteralOrCallOrNewExcludes */; - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: return 574674241 /* ModuleExcludes */; - case 144 /* Parameter */: + case 145 /* Parameter */: return 536872257 /* ParameterExcludes */; - case 185 /* ArrowFunction */: + case 186 /* ArrowFunction */: return 601249089 /* ArrowFunctionExcludes */; - case 184 /* FunctionExpression */: - case 225 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + case 227 /* FunctionDeclaration */: return 601281857 /* FunctionExcludes */; - case 224 /* VariableDeclarationList */: + case 226 /* VariableDeclarationList */: return 546309441 /* VariableDeclarationListExcludes */; - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: + case 228 /* ClassDeclaration */: + case 198 /* ClassExpression */: return 539358529 /* ClassExcludes */; - case 150 /* Constructor */: + case 151 /* Constructor */: return 601015617 /* ConstructorExcludes */; - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 150 /* MethodDeclaration */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: return 601015617 /* MethodOrAccessorExcludes */; case 118 /* AnyKeyword */: case 132 /* NumberKeyword */: case 129 /* NeverKeyword */: - case 134 /* StringKeyword */: + case 135 /* StringKeyword */: + case 133 /* ObjectKeyword */: case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: + case 136 /* SymbolKeyword */: case 104 /* VoidKeyword */: - case 143 /* TypeParameter */: - case 146 /* PropertySignature */: - case 148 /* MethodSignature */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 227 /* InterfaceDeclaration */: - case 228 /* TypeAliasDeclaration */: + case 144 /* TypeParameter */: + case 147 /* PropertySignature */: + case 149 /* MethodSignature */: + case 154 /* CallSignature */: + case 155 /* ConstructSignature */: + case 156 /* IndexSignature */: + case 229 /* InterfaceDeclaration */: + case 230 /* TypeAliasDeclaration */: return -3 /* TypeExcludes */; - case 176 /* ObjectLiteralExpression */: + case 177 /* ObjectLiteralExpression */: return 540087617 /* ObjectLiteralExcludes */; - case 256 /* CatchClause */: + case 259 /* CatchClause */: return 537920833 /* CatchClauseExcludes */; - case 172 /* ObjectBindingPattern */: - case 173 /* ArrayBindingPattern */: + case 173 /* ObjectBindingPattern */: + case 174 /* ArrayBindingPattern */: return 537396545 /* BindingPatternExcludes */; default: return 536872257 /* NodeExcludes */; @@ -23406,10 +24467,6 @@ var ts; ts.Debug.assert(ts.extensionIsTypeScript(resolved.extension)); return resolved.path; } - /** Create Resolved from a file with unknown extension. */ - function resolvedFromAnyFile(path) { - return { path: path, extension: ts.extensionFromPath(path) }; - } /** Adds `isExernalLibraryImport` to a Resolved to get a ResolvedModule. */ function resolvedModuleFromResolved(_a, isExternalLibraryImport) { var path = _a.path, extension = _a.extension; @@ -23422,37 +24479,29 @@ var ts; return !(ts.isRootedDiskPath(moduleName) || ts.isExternalModuleNameRelative(moduleName)); } ts.moduleHasNonRelativeName = moduleHasNonRelativeName; - function tryReadTypesSection(extensions, packageJsonPath, baseDirectory, state) { + /** Reads from "main" or "types"/"typings" depending on `extensions`. */ + function tryReadPackageJsonFields(readTypes, packageJsonPath, baseDirectory, state) { var jsonContent = readJson(packageJsonPath, state.host); - switch (extensions) { - case 2 /* DtsOnly */: - case 0 /* TypeScript */: - return tryReadFromField("typings") || tryReadFromField("types"); - case 1 /* JavaScript */: - if (typeof jsonContent.main === "string") { - if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.No_types_specified_in_package_json_so_returning_main_value_of_0, jsonContent.main); - } - return ts.normalizePath(ts.combinePaths(baseDirectory, jsonContent.main)); - } - return undefined; - } + return readTypes ? tryReadFromField("typings") || tryReadFromField("types") : tryReadFromField("main"); function tryReadFromField(fieldName) { - if (ts.hasProperty(jsonContent, fieldName)) { - var typesFile = jsonContent[fieldName]; - if (typeof typesFile === "string") { - var typesFilePath = ts.normalizePath(ts.combinePaths(baseDirectory, typesFile)); - if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.package_json_has_0_field_1_that_references_2, fieldName, typesFile, typesFilePath); - } - return typesFilePath; + if (!ts.hasProperty(jsonContent, fieldName)) { + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.package_json_does_not_have_a_0_field, fieldName); } - else { - if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.Expected_type_of_0_field_in_package_json_to_be_string_got_1, fieldName, typeof typesFile); - } + return; + } + var fileName = jsonContent[fieldName]; + if (typeof fileName !== "string") { + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.Expected_type_of_0_field_in_package_json_to_be_string_got_1, fieldName, typeof fileName); } + return; + } + var path = ts.normalizePath(ts.combinePaths(baseDirectory, fileName)); + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.package_json_has_0_field_1_that_references_2, fieldName, fileName, path); } + return path; } } function readJson(path, host) { @@ -23488,13 +24537,15 @@ var ts; function getDefaultTypeRoots(currentDirectory, host) { if (!host.directoryExists) { return [ts.combinePaths(currentDirectory, nodeModulesAtTypes)]; + // And if it doesn't exist, tough. } var typeRoots; - forEachAncestorDirectory(currentDirectory, function (directory) { + forEachAncestorDirectory(ts.normalizePath(currentDirectory), function (directory) { var atTypes = ts.combinePaths(directory, nodeModulesAtTypes); if (host.directoryExists(atTypes)) { (typeRoots || (typeRoots = [])).push(atTypes); } + return undefined; }); return typeRoots; } @@ -23555,7 +24606,11 @@ var ts; return ts.forEach(typeRoots, function (typeRoot) { var candidate = ts.combinePaths(typeRoot, typeReferenceDirectiveName); var candidateDirectory = ts.getDirectoryPath(candidate); - return resolvedTypeScriptOnly(loadNodeModuleFromDirectory(2 /* DtsOnly */, candidate, failedLookupLocations, !directoryProbablyExists(candidateDirectory, host), moduleResolutionState)); + var directoryExists = directoryProbablyExists(candidateDirectory, host); + if (!directoryExists && traceEnabled) { + trace(host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, candidateDirectory); + } + return resolvedTypeScriptOnly(loadNodeModuleFromDirectory(Extensions.DtsOnly, candidate, failedLookupLocations, !directoryExists, moduleResolutionState)); }); } else { @@ -23572,7 +24627,8 @@ var ts; if (traceEnabled) { trace(host, ts.Diagnostics.Looking_up_in_node_modules_folder_initial_location_0, initialLocationForSecondaryLookup); } - resolvedFile = resolvedTypeScriptOnly(loadModuleFromNodeModules(2 /* DtsOnly */, typeReferenceDirectiveName, initialLocationForSecondaryLookup, failedLookupLocations, moduleResolutionState)); + var result = loadModuleFromNodeModules(Extensions.DtsOnly, typeReferenceDirectiveName, initialLocationForSecondaryLookup, failedLookupLocations, moduleResolutionState, /*cache*/ undefined); + resolvedFile = resolvedTypeScriptOnly(result && result.value); if (!resolvedFile && traceEnabled) { trace(host, ts.Diagnostics.Type_reference_directive_0_was_not_resolved, typeReferenceDirectiveName); } @@ -23587,13 +24643,13 @@ var ts; } ts.resolveTypeReferenceDirective = resolveTypeReferenceDirective; /** - * Given a set of options, returns the set of type directive names - * that should be included for this program automatically. - * This list could either come from the config file, - * or from enumerating the types root + initial secondary types lookup location. - * More type directives might appear in the program later as a result of loading actual source files; - * this list is only the set of defaults that are implicitly included. - */ + * Given a set of options, returns the set of type directive names + * that should be included for this program automatically. + * This list could either come from the config file, + * or from enumerating the types root + initial secondary types lookup location. + * More type directives might appear in the program later as a result of loading actual source files; + * this list is only the set of defaults that are implicitly included. + */ function getAutomaticTypeDirectiveNames(options, host) { // Use explicit type list from tsconfig.json if (options.types) { @@ -23625,31 +24681,135 @@ var ts; return result; } ts.getAutomaticTypeDirectiveNames = getAutomaticTypeDirectiveNames; - function resolveModuleName(moduleName, containingFile, compilerOptions, host) { + function createModuleResolutionCache(currentDirectory, getCanonicalFileName) { + var directoryToModuleNameMap = ts.createFileMap(); + var moduleNameToDirectoryMap = ts.createMap(); + return { getOrCreateCacheForDirectory: getOrCreateCacheForDirectory, getOrCreateCacheForModuleName: getOrCreateCacheForModuleName }; + function getOrCreateCacheForDirectory(directoryName) { + var path = ts.toPath(directoryName, currentDirectory, getCanonicalFileName); + var perFolderCache = directoryToModuleNameMap.get(path); + if (!perFolderCache) { + perFolderCache = ts.createMap(); + directoryToModuleNameMap.set(path, perFolderCache); + } + return perFolderCache; + } + function getOrCreateCacheForModuleName(nonRelativeModuleName) { + if (!moduleHasNonRelativeName(nonRelativeModuleName)) { + return undefined; + } + var perModuleNameCache = moduleNameToDirectoryMap.get(nonRelativeModuleName); + if (!perModuleNameCache) { + perModuleNameCache = createPerModuleNameCache(); + moduleNameToDirectoryMap.set(nonRelativeModuleName, perModuleNameCache); + } + return perModuleNameCache; + } + function createPerModuleNameCache() { + var directoryPathMap = ts.createFileMap(); + return { get: get, set: set }; + function get(directory) { + return directoryPathMap.get(ts.toPath(directory, currentDirectory, getCanonicalFileName)); + } + /** + * At first this function add entry directory -> module resolution result to the table. + * Then it computes the set of parent folders for 'directory' that should have the same module resolution result + * and for every parent folder in set it adds entry: parent -> module resolution. . + * Lets say we first directory name: /a/b/c/d/e and resolution result is: /a/b/bar.ts. + * Set of parent folders that should have the same result will be: + * [ + * /a/b/c/d, /a/b/c, /a/b + * ] + * this means that request for module resolution from file in any of these folder will be immediately found in cache. + */ + function set(directory, result) { + var path = ts.toPath(directory, currentDirectory, getCanonicalFileName); + // if entry is already in cache do nothing + if (directoryPathMap.contains(path)) { + return; + } + directoryPathMap.set(path, result); + var resolvedFileName = result.resolvedModule && result.resolvedModule.resolvedFileName; + // find common prefix between directory and resolved file name + // this common prefix should be the shorted path that has the same resolution + // directory: /a/b/c/d/e + // resolvedFileName: /a/b/foo.d.ts + var commonPrefix = getCommonPrefix(path, resolvedFileName); + var current = path; + while (true) { + var parent = ts.getDirectoryPath(current); + if (parent === current || directoryPathMap.contains(parent)) { + break; + } + directoryPathMap.set(parent, result); + current = parent; + if (current === commonPrefix) { + break; + } + } + } + function getCommonPrefix(directory, resolution) { + if (resolution === undefined) { + return undefined; + } + var resolutionDirectory = ts.toPath(ts.getDirectoryPath(resolution), currentDirectory, getCanonicalFileName); + // find first position where directory and resolution differs + var i = 0; + while (i < Math.min(directory.length, resolutionDirectory.length) && directory.charCodeAt(i) === resolutionDirectory.charCodeAt(i)) { + i++; + } + // find last directory separator before position i + var sep = directory.lastIndexOf(ts.directorySeparator, i); + if (sep < 0) { + return undefined; + } + return directory.substr(0, sep); + } + } + } + ts.createModuleResolutionCache = createModuleResolutionCache; + function resolveModuleName(moduleName, containingFile, compilerOptions, host, cache) { var traceEnabled = isTraceEnabled(compilerOptions, host); if (traceEnabled) { trace(host, ts.Diagnostics.Resolving_module_0_from_1, moduleName, containingFile); } - var moduleResolution = compilerOptions.moduleResolution; - if (moduleResolution === undefined) { - moduleResolution = ts.getEmitModuleKind(compilerOptions) === ts.ModuleKind.CommonJS ? ts.ModuleResolutionKind.NodeJs : ts.ModuleResolutionKind.Classic; + var containingDirectory = ts.getDirectoryPath(containingFile); + var perFolderCache = cache && cache.getOrCreateCacheForDirectory(containingDirectory); + var result = perFolderCache && perFolderCache.get(moduleName); + if (result) { if (traceEnabled) { - trace(host, ts.Diagnostics.Module_resolution_kind_is_not_specified_using_0, ts.ModuleResolutionKind[moduleResolution]); + trace(host, ts.Diagnostics.Resolution_for_module_0_was_found_in_cache, moduleName); } } else { - if (traceEnabled) { - trace(host, ts.Diagnostics.Explicitly_specified_module_resolution_kind_Colon_0, ts.ModuleResolutionKind[moduleResolution]); + var moduleResolution = compilerOptions.moduleResolution; + if (moduleResolution === undefined) { + moduleResolution = ts.getEmitModuleKind(compilerOptions) === ts.ModuleKind.CommonJS ? ts.ModuleResolutionKind.NodeJs : ts.ModuleResolutionKind.Classic; + if (traceEnabled) { + trace(host, ts.Diagnostics.Module_resolution_kind_is_not_specified_using_0, ts.ModuleResolutionKind[moduleResolution]); + } + } + else { + if (traceEnabled) { + trace(host, ts.Diagnostics.Explicitly_specified_module_resolution_kind_Colon_0, ts.ModuleResolutionKind[moduleResolution]); + } + } + switch (moduleResolution) { + case ts.ModuleResolutionKind.NodeJs: + result = nodeModuleNameResolver(moduleName, containingFile, compilerOptions, host, cache); + break; + case ts.ModuleResolutionKind.Classic: + result = classicNameResolver(moduleName, containingFile, compilerOptions, host, cache); + break; + } + if (perFolderCache) { + perFolderCache.set(moduleName, result); + // put result in per-module name cache + var perModuleNameCache = cache.getOrCreateCacheForModuleName(moduleName); + if (perModuleNameCache) { + perModuleNameCache.set(containingDirectory, result); + } } - } - var result; - switch (moduleResolution) { - case ts.ModuleResolutionKind.NodeJs: - result = nodeModuleNameResolver(moduleName, containingFile, compilerOptions, host); - break; - case ts.ModuleResolutionKind.Classic: - result = classicNameResolver(moduleName, containingFile, compilerOptions, host); - break; } if (traceEnabled) { if (result.resolvedModule) { @@ -23842,38 +25002,45 @@ var ts; return loader(extensions, candidate, failedLookupLocations, !directoryProbablyExists(ts.getDirectoryPath(candidate), state.host), state); } } - function nodeModuleNameResolver(moduleName, containingFile, compilerOptions, host) { + function nodeModuleNameResolver(moduleName, containingFile, compilerOptions, host, cache) { + return nodeModuleNameResolverWorker(moduleName, containingFile, compilerOptions, host, cache, /*jsOnly*/ false); + } + ts.nodeModuleNameResolver = nodeModuleNameResolver; + /* @internal */ + function nodeModuleNameResolverWorker(moduleName, containingFile, compilerOptions, host, cache, jsOnly) { + if (jsOnly === void 0) { jsOnly = false; } var containingDirectory = ts.getDirectoryPath(containingFile); var traceEnabled = isTraceEnabled(compilerOptions, host); var failedLookupLocations = []; var state = { compilerOptions: compilerOptions, host: host, traceEnabled: traceEnabled }; - var result = tryResolve(0 /* TypeScript */) || tryResolve(1 /* JavaScript */); - if (result) { - var resolved = result.resolved, isExternalLibraryImport = result.isExternalLibraryImport; + var result = jsOnly ? tryResolve(Extensions.JavaScript) : (tryResolve(Extensions.TypeScript) || tryResolve(Extensions.JavaScript)); + if (result && result.value) { + var _a = result.value, resolved = _a.resolved, isExternalLibraryImport = _a.isExternalLibraryImport; return createResolvedModuleWithFailedLookupLocations(resolved, isExternalLibraryImport, failedLookupLocations); } return { resolvedModule: undefined, failedLookupLocations: failedLookupLocations }; function tryResolve(extensions) { - var resolved = tryLoadModuleUsingOptionalResolutionSettings(extensions, moduleName, containingDirectory, nodeLoadModuleByRelativeName, failedLookupLocations, state); + var loader = function (extensions, candidate, failedLookupLocations, onlyRecordFailures, state) { return nodeLoadModuleByRelativeName(extensions, candidate, failedLookupLocations, onlyRecordFailures, state, /*considerPackageJson*/ true); }; + var resolved = tryLoadModuleUsingOptionalResolutionSettings(extensions, moduleName, containingDirectory, loader, failedLookupLocations, state); if (resolved) { - return { resolved: resolved, isExternalLibraryImport: false }; + return toSearchResult({ resolved: resolved, isExternalLibraryImport: false }); } if (moduleHasNonRelativeName(moduleName)) { if (traceEnabled) { - trace(host, ts.Diagnostics.Loading_module_0_from_node_modules_folder, moduleName); + trace(host, ts.Diagnostics.Loading_module_0_from_node_modules_folder_target_file_type_1, moduleName, Extensions[extensions]); } - var resolved_1 = loadModuleFromNodeModules(extensions, moduleName, containingDirectory, failedLookupLocations, state); + var resolved_1 = loadModuleFromNodeModules(extensions, moduleName, containingDirectory, failedLookupLocations, state, cache); // For node_modules lookups, get the real path so that multiple accesses to an `npm link`-ed module do not create duplicate files. - return resolved_1 && { resolved: { path: realpath(resolved_1.path, host, traceEnabled), extension: resolved_1.extension }, isExternalLibraryImport: true }; + return resolved_1 && { value: resolved_1.value && { resolved: { path: realpath(resolved_1.value.path, host, traceEnabled), extension: resolved_1.value.extension }, isExternalLibraryImport: true } }; } else { var candidate = ts.normalizePath(ts.combinePaths(containingDirectory, moduleName)); - var resolved_2 = nodeLoadModuleByRelativeName(extensions, candidate, failedLookupLocations, /*onlyRecordFailures*/ false, state); - return resolved_2 && { resolved: resolved_2, isExternalLibraryImport: false }; + var resolved_2 = nodeLoadModuleByRelativeName(extensions, candidate, failedLookupLocations, /*onlyRecordFailures*/ false, state, /*considerPackageJson*/ true); + return resolved_2 && toSearchResult({ resolved: resolved_2, isExternalLibraryImport: false }); } } } - ts.nodeModuleNameResolver = nodeModuleNameResolver; + ts.nodeModuleNameResolverWorker = nodeModuleNameResolverWorker; function realpath(path, host, traceEnabled) { if (!host.realpath) { return path; @@ -23884,12 +25051,35 @@ var ts; } return real; } - function nodeLoadModuleByRelativeName(extensions, candidate, failedLookupLocations, onlyRecordFailures, state) { + function nodeLoadModuleByRelativeName(extensions, candidate, failedLookupLocations, onlyRecordFailures, state, considerPackageJson) { if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.Loading_module_as_file_Slash_folder_candidate_module_location_0, candidate); + trace(state.host, ts.Diagnostics.Loading_module_as_file_Slash_folder_candidate_module_location_0_target_file_type_1, candidate, Extensions[extensions]); } - var resolvedFromFile = !ts.pathEndsWithDirectorySeparator(candidate) && loadModuleFromFile(extensions, candidate, failedLookupLocations, onlyRecordFailures, state); - return resolvedFromFile || loadNodeModuleFromDirectory(extensions, candidate, failedLookupLocations, onlyRecordFailures, state); + if (!ts.pathEndsWithDirectorySeparator(candidate)) { + if (!onlyRecordFailures) { + var parentOfCandidate = ts.getDirectoryPath(candidate); + if (!directoryProbablyExists(parentOfCandidate, state.host)) { + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, parentOfCandidate); + } + onlyRecordFailures = true; + } + } + var resolvedFromFile = loadModuleFromFile(extensions, candidate, failedLookupLocations, onlyRecordFailures, state); + if (resolvedFromFile) { + return resolvedFromFile; + } + } + if (!onlyRecordFailures) { + var candidateExists = directoryProbablyExists(candidate, state.host); + if (!candidateExists) { + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, candidate); + } + onlyRecordFailures = true; + } + } + return loadNodeModuleFromDirectory(extensions, candidate, failedLookupLocations, onlyRecordFailures, state, considerPackageJson); } /* @internal */ function directoryProbablyExists(directoryName, host) { @@ -23928,11 +25118,11 @@ var ts; } } switch (extensions) { - case 2 /* DtsOnly */: + case Extensions.DtsOnly: return tryExtension(".d.ts", ts.Extension.Dts); - case 0 /* TypeScript */: + case Extensions.TypeScript: return tryExtension(".ts", ts.Extension.Ts) || tryExtension(".tsx", ts.Extension.Tsx) || tryExtension(".d.ts", ts.Extension.Dts); - case 1 /* JavaScript */: + case Extensions.JavaScript: return tryExtension(".js", ts.Extension.Js) || tryExtension(".jsx", ts.Extension.Jsx); } function tryExtension(ext, extension) { @@ -23942,120 +25132,191 @@ var ts; } /** Return the file if it exists. */ function tryFile(fileName, failedLookupLocations, onlyRecordFailures, state) { - if (!onlyRecordFailures && state.host.fileExists(fileName)) { - if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.File_0_exist_use_it_as_a_name_resolution_result, fileName); + if (!onlyRecordFailures) { + if (state.host.fileExists(fileName)) { + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.File_0_exist_use_it_as_a_name_resolution_result, fileName); + } + return fileName; } - return fileName; - } - else { - if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.File_0_does_not_exist, fileName); + else { + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.File_0_does_not_exist, fileName); + } } - failedLookupLocations.push(fileName); - return undefined; } + failedLookupLocations.push(fileName); + return undefined; } - function loadNodeModuleFromDirectory(extensions, candidate, failedLookupLocations, onlyRecordFailures, state) { - var packageJsonPath = pathToPackageJson(candidate); + function loadNodeModuleFromDirectory(extensions, candidate, failedLookupLocations, onlyRecordFailures, state, considerPackageJson) { + if (considerPackageJson === void 0) { considerPackageJson = true; } var directoryExists = !onlyRecordFailures && directoryProbablyExists(candidate, state.host); - if (directoryExists && state.host.fileExists(packageJsonPath)) { - if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.Found_package_json_at_0, packageJsonPath); - } - var typesFile = tryReadTypesSection(extensions, packageJsonPath, candidate, state); - if (typesFile) { - var onlyRecordFailures_1 = !directoryProbablyExists(ts.getDirectoryPath(typesFile), state.host); - // A package.json "typings" may specify an exact filename, or may choose to omit an extension. - var fromFile = tryFile(typesFile, failedLookupLocations, onlyRecordFailures_1, state); - if (fromFile) { - // Note: this would allow a package.json to specify a ".js" file as typings. Maybe that should be forbidden. - return resolvedFromAnyFile(fromFile); - } - var x = tryAddingExtensions(typesFile, 0 /* TypeScript */, failedLookupLocations, onlyRecordFailures_1, state); - if (x) { - return x; + if (considerPackageJson) { + var packageJsonPath = pathToPackageJson(candidate); + if (directoryExists && state.host.fileExists(packageJsonPath)) { + var fromPackageJson = loadModuleFromPackageJson(packageJsonPath, extensions, candidate, failedLookupLocations, state); + if (fromPackageJson) { + return fromPackageJson; } } else { - if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.package_json_does_not_have_a_types_or_main_field); + if (directoryExists && state.traceEnabled) { + trace(state.host, ts.Diagnostics.File_0_does_not_exist, packageJsonPath); } + // record package json as one of failed lookup locations - in the future if this file will appear it will invalidate resolution results + failedLookupLocations.push(packageJsonPath); } } - else { + return loadModuleFromFile(extensions, ts.combinePaths(candidate, "index"), failedLookupLocations, !directoryExists, state); + } + function loadModuleFromPackageJson(packageJsonPath, extensions, candidate, failedLookupLocations, state) { + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.Found_package_json_at_0, packageJsonPath); + } + var file = tryReadPackageJsonFields(extensions !== Extensions.JavaScript, packageJsonPath, candidate, state); + if (!file) { + return undefined; + } + var onlyRecordFailures = !directoryProbablyExists(ts.getDirectoryPath(file), state.host); + var fromFile = tryFile(file, failedLookupLocations, onlyRecordFailures, state); + if (fromFile) { + var resolved = fromFile && resolvedIfExtensionMatches(extensions, fromFile); + if (resolved) { + return resolved; + } if (state.traceEnabled) { - trace(state.host, ts.Diagnostics.File_0_does_not_exist, packageJsonPath); + trace(state.host, ts.Diagnostics.File_0_has_an_unsupported_extension_so_skipping_it, fromFile); } - // record package json as one of failed lookup locations - in the future if this file will appear it will invalidate resolution results - failedLookupLocations.push(packageJsonPath); } - return loadModuleFromFile(extensions, ts.combinePaths(candidate, "index"), failedLookupLocations, !directoryExists, state); + // Even if extensions is DtsOnly, we can still look up a .ts file as a result of package.json "types" + var nextExtensions = extensions === Extensions.DtsOnly ? Extensions.TypeScript : extensions; + // Don't do package.json lookup recursively, because Node.js' package lookup doesn't. + return nodeLoadModuleByRelativeName(nextExtensions, file, failedLookupLocations, onlyRecordFailures, state, /*considerPackageJson*/ false); + } + /** Resolve from an arbitrarily specified file. Return `undefined` if it has an unsupported extension. */ + function resolvedIfExtensionMatches(extensions, path) { + var extension = ts.tryGetExtensionFromPath(path); + return extension !== undefined && extensionIsOk(extensions, extension) ? { path: path, extension: extension } : undefined; + } + /** True if `extension` is one of the supported `extensions`. */ + function extensionIsOk(extensions, extension) { + switch (extensions) { + case Extensions.JavaScript: + return extension === ts.Extension.Js || extension === ts.Extension.Jsx; + case Extensions.TypeScript: + return extension === ts.Extension.Ts || extension === ts.Extension.Tsx || extension === ts.Extension.Dts; + case Extensions.DtsOnly: + return extension === ts.Extension.Dts; + } } function pathToPackageJson(directory) { return ts.combinePaths(directory, "package.json"); } - function loadModuleFromNodeModulesFolder(extensions, moduleName, directory, failedLookupLocations, state) { - var nodeModulesFolder = ts.combinePaths(directory, "node_modules"); - var nodeModulesFolderExists = directoryProbablyExists(nodeModulesFolder, state.host); + function loadModuleFromNodeModulesFolder(extensions, moduleName, nodeModulesFolder, nodeModulesFolderExists, failedLookupLocations, state) { var candidate = ts.normalizePath(ts.combinePaths(nodeModulesFolder, moduleName)); return loadModuleFromFile(extensions, candidate, failedLookupLocations, !nodeModulesFolderExists, state) || loadNodeModuleFromDirectory(extensions, candidate, failedLookupLocations, !nodeModulesFolderExists, state); } - function loadModuleFromNodeModules(extensions, moduleName, directory, failedLookupLocations, state) { - return loadModuleFromNodeModulesWorker(extensions, moduleName, directory, failedLookupLocations, state, /*typesOnly*/ false); + function loadModuleFromNodeModules(extensions, moduleName, directory, failedLookupLocations, state, cache) { + return loadModuleFromNodeModulesWorker(extensions, moduleName, directory, failedLookupLocations, state, /*typesOnly*/ false, cache); } function loadModuleFromNodeModulesAtTypes(moduleName, directory, failedLookupLocations, state) { // Extensions parameter here doesn't actually matter, because typesOnly ensures we're just doing @types lookup, which is always DtsOnly. - return loadModuleFromNodeModulesWorker(2 /* DtsOnly */, moduleName, directory, failedLookupLocations, state, /*typesOnly*/ true); + return loadModuleFromNodeModulesWorker(Extensions.DtsOnly, moduleName, directory, failedLookupLocations, state, /*typesOnly*/ true, /*cache*/ undefined); } - function loadModuleFromNodeModulesWorker(extensions, moduleName, directory, failedLookupLocations, state, typesOnly) { + function loadModuleFromNodeModulesWorker(extensions, moduleName, directory, failedLookupLocations, state, typesOnly, cache) { + var perModuleNameCache = cache && cache.getOrCreateCacheForModuleName(moduleName); return forEachAncestorDirectory(ts.normalizeSlashes(directory), function (ancestorDirectory) { if (ts.getBaseFileName(ancestorDirectory) !== "node_modules") { - return loadModuleFromNodeModulesOneLevel(extensions, moduleName, ancestorDirectory, failedLookupLocations, state, typesOnly); + var resolutionFromCache = tryFindNonRelativeModuleNameInCache(perModuleNameCache, moduleName, ancestorDirectory, state.traceEnabled, state.host); + if (resolutionFromCache) { + return resolutionFromCache; + } + return toSearchResult(loadModuleFromNodeModulesOneLevel(extensions, moduleName, ancestorDirectory, failedLookupLocations, state, typesOnly)); } }); } /** Load a module from a single node_modules directory, but not from any ancestors' node_modules directories. */ function loadModuleFromNodeModulesOneLevel(extensions, moduleName, directory, failedLookupLocations, state, typesOnly) { if (typesOnly === void 0) { typesOnly = false; } - var packageResult = typesOnly ? undefined : loadModuleFromNodeModulesFolder(extensions, moduleName, directory, failedLookupLocations, state); + var nodeModulesFolder = ts.combinePaths(directory, "node_modules"); + var nodeModulesFolderExists = directoryProbablyExists(nodeModulesFolder, state.host); + if (!nodeModulesFolderExists && state.traceEnabled) { + trace(state.host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, nodeModulesFolder); + } + var packageResult = typesOnly ? undefined : loadModuleFromNodeModulesFolder(extensions, moduleName, nodeModulesFolder, nodeModulesFolderExists, failedLookupLocations, state); if (packageResult) { return packageResult; } - if (extensions !== 1 /* JavaScript */) { - return loadModuleFromNodeModulesFolder(2 /* DtsOnly */, ts.combinePaths("@types", moduleName), directory, failedLookupLocations, state); + if (extensions !== Extensions.JavaScript) { + var nodeModulesAtTypes_1 = ts.combinePaths(nodeModulesFolder, "@types"); + var nodeModulesAtTypesExists = nodeModulesFolderExists; + if (nodeModulesFolderExists && !directoryProbablyExists(nodeModulesAtTypes_1, state.host)) { + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.Directory_0_does_not_exist_skipping_all_lookups_in_it, nodeModulesAtTypes_1); + } + nodeModulesAtTypesExists = false; + } + return loadModuleFromNodeModulesFolder(Extensions.DtsOnly, mangleScopedPackage(moduleName, state), nodeModulesAtTypes_1, nodeModulesAtTypesExists, failedLookupLocations, state); + } + } + /** For a scoped package, we must look in `@types/foo__bar` instead of `@types/@foo/bar`. */ + function mangleScopedPackage(moduleName, state) { + if (ts.startsWith(moduleName, "@")) { + var replaceSlash = moduleName.replace(ts.directorySeparator, "__"); + if (replaceSlash !== moduleName) { + var mangled = replaceSlash.slice(1); // Take off the "@" + if (state.traceEnabled) { + trace(state.host, ts.Diagnostics.Scoped_package_detected_looking_in_0, mangled); + } + return mangled; + } + } + return moduleName; + } + function tryFindNonRelativeModuleNameInCache(cache, moduleName, containingDirectory, traceEnabled, host) { + var result = cache && cache.get(containingDirectory); + if (result) { + if (traceEnabled) { + trace(host, ts.Diagnostics.Resolution_for_module_0_was_found_in_cache, moduleName); + } + return { value: result.resolvedModule && { path: result.resolvedModule.resolvedFileName, extension: result.resolvedModule.extension } }; } } - function classicNameResolver(moduleName, containingFile, compilerOptions, host) { + function classicNameResolver(moduleName, containingFile, compilerOptions, host, cache) { var traceEnabled = isTraceEnabled(compilerOptions, host); var state = { compilerOptions: compilerOptions, host: host, traceEnabled: traceEnabled }; var failedLookupLocations = []; var containingDirectory = ts.getDirectoryPath(containingFile); - var resolved = tryResolve(0 /* TypeScript */) || tryResolve(1 /* JavaScript */); - return createResolvedModuleWithFailedLookupLocations(resolved, /*isExternalLibraryImport*/ false, failedLookupLocations); + var resolved = tryResolve(Extensions.TypeScript) || tryResolve(Extensions.JavaScript); + return createResolvedModuleWithFailedLookupLocations(resolved && resolved.value, /*isExternalLibraryImport*/ false, failedLookupLocations); function tryResolve(extensions) { var resolvedUsingSettings = tryLoadModuleUsingOptionalResolutionSettings(extensions, moduleName, containingDirectory, loadModuleFromFile, failedLookupLocations, state); if (resolvedUsingSettings) { - return resolvedUsingSettings; + return { value: resolvedUsingSettings }; } + var perModuleNameCache = cache && cache.getOrCreateCacheForModuleName(moduleName); if (moduleHasNonRelativeName(moduleName)) { // Climb up parent directories looking for a module. var resolved_3 = forEachAncestorDirectory(containingDirectory, function (directory) { + var resolutionFromCache = tryFindNonRelativeModuleNameInCache(perModuleNameCache, moduleName, directory, traceEnabled, host); + if (resolutionFromCache) { + return resolutionFromCache; + } var searchName = ts.normalizePath(ts.combinePaths(directory, moduleName)); - return loadModuleFromFile(extensions, searchName, failedLookupLocations, /*onlyRecordFailures*/ false, state); + return toSearchResult(loadModuleFromFile(extensions, searchName, failedLookupLocations, /*onlyRecordFailures*/ false, state)); }); if (resolved_3) { return resolved_3; } - if (extensions === 0 /* TypeScript */) { + if (extensions === Extensions.TypeScript) { // If we didn't find the file normally, look it up in @types. return loadModuleFromNodeModulesAtTypes(moduleName, containingDirectory, failedLookupLocations, state); } } else { var candidate = ts.normalizePath(ts.combinePaths(containingDirectory, moduleName)); - return loadModuleFromFile(extensions, candidate, failedLookupLocations, /*onlyRecordFailures*/ false, state); + return toSearchResult(loadModuleFromFile(extensions, candidate, failedLookupLocations, /*onlyRecordFailures*/ false, state)); } } } @@ -24072,10 +25333,17 @@ var ts; } var state = { compilerOptions: compilerOptions, host: host, traceEnabled: traceEnabled }; var failedLookupLocations = []; - var resolved = loadModuleFromNodeModulesOneLevel(2 /* DtsOnly */, moduleName, globalCache, failedLookupLocations, state); + var resolved = loadModuleFromNodeModulesOneLevel(Extensions.DtsOnly, moduleName, globalCache, failedLookupLocations, state); return createResolvedModuleWithFailedLookupLocations(resolved, /*isExternalLibraryImport*/ true, failedLookupLocations); } ts.loadModuleFromGlobalCache = loadModuleFromGlobalCache; + /** + * Wraps value to SearchResult. + * @returns undefined if value is undefined or { value } otherwise + */ + function toSearchResult(value) { + return value !== undefined ? { value: value } : undefined; + } /** Calls `callback` on `directory` and every ancestor directory it has, returning the first defined result. */ function forEachAncestorDirectory(directory, callback) { while (true) { @@ -24128,23 +25396,34 @@ var ts; // is because diagnostics can be quite expensive, and we want to allow hosts to bail out if // they no longer need the information (for example, if the user started editing again). var cancellationToken; + var requestedExternalEmitHelpers; + var externalHelpersModule; var Symbol = ts.objectAllocator.getSymbolConstructor(); var Type = ts.objectAllocator.getTypeConstructor(); var Signature = ts.objectAllocator.getSignatureConstructor(); var typeCount = 0; var symbolCount = 0; + var symbolInstantiationDepth = 0; var emptyArray = []; var emptySymbols = ts.createMap(); var compilerOptions = host.getCompilerOptions(); - var languageVersion = compilerOptions.target || 0 /* ES3 */; + var languageVersion = ts.getEmitScriptTarget(compilerOptions); var modulekind = ts.getEmitModuleKind(compilerOptions); var noUnusedIdentifiers = !!compilerOptions.noUnusedLocals || !!compilerOptions.noUnusedParameters; var allowSyntheticDefaultImports = typeof compilerOptions.allowSyntheticDefaultImports !== "undefined" ? compilerOptions.allowSyntheticDefaultImports : modulekind === ts.ModuleKind.System; - var strictNullChecks = compilerOptions.strictNullChecks; + var strictNullChecks = compilerOptions.strictNullChecks === undefined ? compilerOptions.strict : compilerOptions.strictNullChecks; + var noImplicitAny = compilerOptions.noImplicitAny === undefined ? compilerOptions.strict : compilerOptions.noImplicitAny; + var noImplicitThis = compilerOptions.noImplicitThis === undefined ? compilerOptions.strict : compilerOptions.noImplicitThis; var emitResolver = createResolver(); - var undefinedSymbol = createSymbol(4 /* Property */ | 67108864 /* Transient */, "undefined"); + var nodeBuilder = createNodeBuilder(); + var undefinedSymbol = createSymbol(4 /* Property */, "undefined"); undefinedSymbol.declarations = []; - var argumentsSymbol = createSymbol(4 /* Property */ | 67108864 /* Transient */, "arguments"); + var argumentsSymbol = createSymbol(4 /* Property */, "arguments"); + // for public members that accept a Node or one of its subtypes, we must guard against + // synthetic nodes created during transformations by calling `getParseTreeNode`. + // for most of these, we perform the guard only on `checker` to avoid any possible + // extra cost of calling `getParseTreeNode` when calling these functions from inside the + // checker. var checker = { getNodeCount: function () { return ts.sum(host.getSourceFiles(), "nodeCount"); }, getIdentifierCount: function () { return ts.sum(host.getSourceFiles(), "identifierCount"); }, @@ -24153,49 +25432,129 @@ var ts; isUndefinedSymbol: function (symbol) { return symbol === undefinedSymbol; }, isArgumentsSymbol: function (symbol) { return symbol === argumentsSymbol; }, isUnknownSymbol: function (symbol) { return symbol === unknownSymbol; }, + getMergedSymbol: getMergedSymbol, getDiagnostics: getDiagnostics, getGlobalDiagnostics: getGlobalDiagnostics, - getTypeOfSymbolAtLocation: getTypeOfSymbolAtLocation, - getSymbolsOfParameterPropertyDeclaration: getSymbolsOfParameterPropertyDeclaration, + getTypeOfSymbolAtLocation: function (symbol, location) { + location = ts.getParseTreeNode(location); + return location ? getTypeOfSymbolAtLocation(symbol, location) : unknownType; + }, + getSymbolsOfParameterPropertyDeclaration: function (parameter, parameterName) { + parameter = ts.getParseTreeNode(parameter, ts.isParameter); + ts.Debug.assert(parameter !== undefined, "Cannot get symbols of a synthetic parameter that cannot be resolved to a parse-tree node."); + return getSymbolsOfParameterPropertyDeclaration(parameter, parameterName); + }, getDeclaredTypeOfSymbol: getDeclaredTypeOfSymbol, getPropertiesOfType: getPropertiesOfType, getPropertyOfType: getPropertyOfType, + getIndexInfoOfType: getIndexInfoOfType, getSignaturesOfType: getSignaturesOfType, getIndexTypeOfType: getIndexTypeOfType, getBaseTypes: getBaseTypes, + getBaseTypeOfLiteralType: getBaseTypeOfLiteralType, + getWidenedType: getWidenedType, + getTypeFromTypeNode: function (node) { + node = ts.getParseTreeNode(node, ts.isTypeNode); + return node ? getTypeFromTypeNode(node) : unknownType; + }, + getParameterType: getTypeAtPosition, getReturnTypeOfSignature: getReturnTypeOfSignature, getNonNullableType: getNonNullableType, - getSymbolsInScope: getSymbolsInScope, - getSymbolAtLocation: getSymbolAtLocation, - getShorthandAssignmentValueSymbol: getShorthandAssignmentValueSymbol, - getExportSpecifierLocalTargetSymbol: getExportSpecifierLocalTargetSymbol, - getTypeAtLocation: getTypeOfNode, - getPropertySymbolOfDestructuringAssignment: getPropertySymbolOfDestructuringAssignment, - typeToString: typeToString, + typeToTypeNode: nodeBuilder.typeToTypeNode, + indexInfoToIndexSignatureDeclaration: nodeBuilder.indexInfoToIndexSignatureDeclaration, + signatureToSignatureDeclaration: nodeBuilder.signatureToSignatureDeclaration, + getSymbolsInScope: function (location, meaning) { + location = ts.getParseTreeNode(location); + return location ? getSymbolsInScope(location, meaning) : []; + }, + getSymbolAtLocation: function (node) { + node = ts.getParseTreeNode(node); + return node ? getSymbolAtLocation(node) : undefined; + }, + getShorthandAssignmentValueSymbol: function (node) { + node = ts.getParseTreeNode(node); + return node ? getShorthandAssignmentValueSymbol(node) : undefined; + }, + getExportSpecifierLocalTargetSymbol: function (node) { + node = ts.getParseTreeNode(node, ts.isExportSpecifier); + return node ? getExportSpecifierLocalTargetSymbol(node) : undefined; + }, + getTypeAtLocation: function (node) { + node = ts.getParseTreeNode(node); + return node ? getTypeOfNode(node) : unknownType; + }, + getPropertySymbolOfDestructuringAssignment: function (location) { + location = ts.getParseTreeNode(location, ts.isIdentifier); + return location ? getPropertySymbolOfDestructuringAssignment(location) : undefined; + }, + signatureToString: function (signature, enclosingDeclaration, flags, kind) { + return signatureToString(signature, ts.getParseTreeNode(enclosingDeclaration), flags, kind); + }, + typeToString: function (type, enclosingDeclaration, flags) { + return typeToString(type, ts.getParseTreeNode(enclosingDeclaration), flags); + }, getSymbolDisplayBuilder: getSymbolDisplayBuilder, - symbolToString: symbolToString, + symbolToString: function (symbol, enclosingDeclaration, meaning) { + return symbolToString(symbol, ts.getParseTreeNode(enclosingDeclaration), meaning); + }, getAugmentedPropertiesOfType: getAugmentedPropertiesOfType, getRootSymbols: getRootSymbols, - getContextualType: getContextualType, + getContextualType: function (node) { + node = ts.getParseTreeNode(node, ts.isExpression); + return node ? getContextualType(node) : undefined; + }, getFullyQualifiedName: getFullyQualifiedName, - getResolvedSignature: getResolvedSignature, - getConstantValue: getConstantValue, - isValidPropertyAccess: isValidPropertyAccess, - getSignatureFromDeclaration: getSignatureFromDeclaration, - isImplementationOfOverload: isImplementationOfOverload, + getResolvedSignature: function (node, candidatesOutArray) { + node = ts.getParseTreeNode(node, ts.isCallLikeExpression); + return node ? getResolvedSignature(node, candidatesOutArray) : undefined; + }, + getConstantValue: function (node) { + node = ts.getParseTreeNode(node, canHaveConstantValue); + return node ? getConstantValue(node) : undefined; + }, + isValidPropertyAccess: function (node, propertyName) { + node = ts.getParseTreeNode(node, ts.isPropertyAccessOrQualifiedName); + return node ? isValidPropertyAccess(node, propertyName) : false; + }, + getSignatureFromDeclaration: function (declaration) { + declaration = ts.getParseTreeNode(declaration, ts.isFunctionLike); + return declaration ? getSignatureFromDeclaration(declaration) : undefined; + }, + isImplementationOfOverload: function (node) { + node = ts.getParseTreeNode(node, ts.isFunctionLike); + return node ? isImplementationOfOverload(node) : undefined; + }, + getImmediateAliasedSymbol: function (symbol) { + ts.Debug.assert((symbol.flags & 8388608 /* Alias */) !== 0, "Should only get Alias here."); + var links = getSymbolLinks(symbol); + if (!links.immediateTarget) { + var node = getDeclarationOfAliasSymbol(symbol); + ts.Debug.assert(!!node); + links.immediateTarget = getTargetOfAliasDeclaration(node, /*dontRecursivelyResolve*/ true); + } + return links.immediateTarget; + }, getAliasedSymbol: resolveAlias, getEmitResolver: getEmitResolver, getExportsOfModule: getExportsOfModuleAsArray, + getExportsAndPropertiesOfModule: getExportsAndPropertiesOfModule, getAmbientModules: getAmbientModules, - getJsxElementAttributesType: getJsxElementAttributesType, + getAllAttributesTypeFromJsxOpeningLikeElement: function (node) { + node = ts.getParseTreeNode(node, ts.isJsxOpeningLikeElement); + return node ? getAllAttributesTypeFromJsxOpeningLikeElement(node) : undefined; + }, getJsxIntrinsicTagNames: getJsxIntrinsicTagNames, - isOptionalParameter: isOptionalParameter, + isOptionalParameter: function (node) { + node = ts.getParseTreeNode(node, ts.isParameter); + return node ? isOptionalParameter(node) : false; + }, tryGetMemberInModuleExports: tryGetMemberInModuleExports, tryFindAmbientModuleWithoutAugmentations: function (moduleName) { // we deliberately exclude augmentations // since we are only interested in declarations of the module itself return tryFindAmbientModule(moduleName, /*withAugmentations*/ false); - } + }, + getApparentType: getApparentType }; var tupleTypes = []; var unionTypes = ts.createMap(); @@ -24204,8 +25563,8 @@ var ts; var numericLiteralTypes = ts.createMap(); var indexedAccessTypes = ts.createMap(); var evolvingArrayTypes = []; - var unknownSymbol = createSymbol(4 /* Property */ | 67108864 /* Transient */, "unknown"); - var resolvingSymbol = createSymbol(67108864 /* Transient */, "__resolving__"); + var unknownSymbol = createSymbol(4 /* Property */, "unknown"); + var resolvingSymbol = createSymbol(0, "__resolving__"); var anyType = createIntrinsicType(1 /* Any */, "any"); var autoType = createIntrinsicType(1 /* Any */, "any"); var unknownType = createIntrinsicType(1 /* Any */, "unknown"); @@ -24222,8 +25581,9 @@ var ts; var voidType = createIntrinsicType(1024 /* Void */, "void"); var neverType = createIntrinsicType(8192 /* Never */, "never"); var silentNeverType = createIntrinsicType(8192 /* Never */, "never"); + var nonPrimitiveType = createIntrinsicType(16777216 /* NonPrimitive */, "object"); var emptyObjectType = createAnonymousType(undefined, emptySymbols, emptyArray, emptyArray, undefined, undefined); - var emptyTypeLiteralSymbol = createSymbol(2048 /* TypeLiteral */ | 67108864 /* Transient */, "__type"); + var emptyTypeLiteralSymbol = createSymbol(2048 /* TypeLiteral */, "__type"); emptyTypeLiteralSymbol.members = ts.createMap(); var emptyTypeLiteralType = createAnonymousType(emptyTypeLiteralSymbol, emptySymbols, emptyArray, emptyArray, undefined, undefined); var emptyGenericType = createAnonymousType(undefined, emptySymbols, emptyArray, emptyArray, undefined, undefined); @@ -24233,21 +25593,20 @@ var ts; // in getPropagatingFlagsOfTypes, and it is checked in inferFromTypes. anyFunctionType.flags |= 8388608 /* ContainsAnyFunctionType */; var noConstraintType = createAnonymousType(undefined, emptySymbols, emptyArray, emptyArray, undefined, undefined); + var circularConstraintType = createAnonymousType(undefined, emptySymbols, emptyArray, emptyArray, undefined, undefined); var anySignature = createSignature(undefined, undefined, undefined, emptyArray, anyType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false); var unknownSignature = createSignature(undefined, undefined, undefined, emptyArray, unknownType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false); var resolvingSignature = createSignature(undefined, undefined, undefined, emptyArray, anyType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false); var silentNeverSignature = createSignature(undefined, undefined, undefined, emptyArray, silentNeverType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false); var enumNumberIndexInfo = createIndexInfo(stringType, /*isReadonly*/ true); + var jsObjectLiteralIndexInfo = createIndexInfo(anyType, /*isReadonly*/ false); var globals = ts.createMap(); /** * List of every ambient module with a "*" wildcard. * Unlike other ambient modules, these can't be stored in `globals` because symbol tables only deal with exact matches. * This is only used if there is no exact match. - */ + */ var patternAmbientModules; - var getGlobalESSymbolConstructorSymbol; - var getGlobalPromiseConstructorSymbol; - var tryGetGlobalPromiseConstructorSymbol; var globalObjectType; var globalFunctionType; var globalArrayType; @@ -24256,29 +25615,29 @@ var ts; var globalNumberType; var globalBooleanType; var globalRegExpType; + var globalThisType; var anyArrayType; var autoArrayType; var anyReadonlyArrayType; // The library files are only loaded when the feature is used. // This allows users to just specify library files they want to used through --lib // and they will not get an error from not having unrelated library files - var getGlobalTemplateStringsArrayType; - var getGlobalESSymbolType; - var getGlobalIterableType; - var getGlobalIteratorType; - var getGlobalIterableIteratorType; - var getGlobalClassDecoratorType; - var getGlobalParameterDecoratorType; - var getGlobalPropertyDecoratorType; - var getGlobalMethodDecoratorType; - var getGlobalTypedPropertyDescriptorType; - var getGlobalPromiseType; - var tryGetGlobalPromiseType; - var getGlobalPromiseLikeType; - var getInstantiatedGlobalPromiseLikeType; - var getGlobalPromiseConstructorLikeType; - var getGlobalThenableType; - var jsxElementClassType; + var deferredGlobalESSymbolConstructorSymbol; + var deferredGlobalESSymbolType; + var deferredGlobalTypedPropertyDescriptorType; + var deferredGlobalPromiseType; + var deferredGlobalPromiseConstructorSymbol; + var deferredGlobalPromiseConstructorLikeType; + var deferredGlobalIterableType; + var deferredGlobalIteratorType; + var deferredGlobalIterableIteratorType; + var deferredGlobalAsyncIterableType; + var deferredGlobalAsyncIteratorType; + var deferredGlobalAsyncIterableIteratorType; + var deferredGlobalTemplateStringsArrayType; + var deferredJsxElementClassType; + var deferredJsxElementType; + var deferredJsxStatelessElementType; var deferredNodes; var deferredUnusedIdentifierNodes; var flowLoopStart = 0; @@ -24299,6 +25658,7 @@ var ts; var visitedFlowNodes = []; var visitedFlowTypes = []; var potentialThisCollisions = []; + var potentialNewTargetCollisions = []; var awaitedTypeStack = []; var diagnostics = ts.createDiagnosticCollection(); var TypeFacts; @@ -24364,7 +25724,7 @@ var ts; TypeFacts[TypeFacts["UndefinedFacts"] = 2457472] = "UndefinedFacts"; TypeFacts[TypeFacts["NullFacts"] = 2340752] = "NullFacts"; })(TypeFacts || (TypeFacts = {})); - var typeofEQFacts = ts.createMap({ + var typeofEQFacts = ts.createMapFromTemplate({ "string": 1 /* TypeofEQString */, "number": 2 /* TypeofEQNumber */, "boolean": 4 /* TypeofEQBoolean */, @@ -24373,7 +25733,7 @@ var ts; "object": 16 /* TypeofEQObject */, "function": 32 /* TypeofEQFunction */ }); - var typeofNEFacts = ts.createMap({ + var typeofNEFacts = ts.createMapFromTemplate({ "string": 128 /* TypeofNEString */, "number": 256 /* TypeofNENumber */, "boolean": 512 /* TypeofNEBoolean */, @@ -24382,14 +25742,14 @@ var ts; "object": 2048 /* TypeofNEObject */, "function": 4096 /* TypeofNEFunction */ }); - var typeofTypesByName = ts.createMap({ + var typeofTypesByName = ts.createMapFromTemplate({ "string": stringType, "number": numberType, "boolean": booleanType, "symbol": esSymbolType, "undefined": undefinedType }); - var jsxElementType; + var typeofType = createTypeofType(); var _jsxNamespace; var _jsxFactoryEntity; /** Things we lazy load from the JSX namespace */ @@ -24417,8 +25777,14 @@ var ts; TypeSystemPropertyName[TypeSystemPropertyName["DeclaredType"] = 2] = "DeclaredType"; TypeSystemPropertyName[TypeSystemPropertyName["ResolvedReturnType"] = 3] = "ResolvedReturnType"; })(TypeSystemPropertyName || (TypeSystemPropertyName = {})); + var CheckMode; + (function (CheckMode) { + CheckMode[CheckMode["Normal"] = 0] = "Normal"; + CheckMode[CheckMode["SkipContextSensitive"] = 1] = "SkipContextSensitive"; + CheckMode[CheckMode["Inferential"] = 2] = "Inferential"; + })(CheckMode || (CheckMode = {})); var builtinGlobals = ts.createMap(); - builtinGlobals[undefinedSymbol.name] = undefinedSymbol; + builtinGlobals.set(undefinedSymbol.name, undefinedSymbol); initializeTypeChecker(); return checker; function getJsxNamespace() { @@ -24450,7 +25816,12 @@ var ts; } function createSymbol(flags, name) { symbolCount++; - return new Symbol(flags, name); + var symbol = (new Symbol(flags | 134217728 /* Transient */, name)); + symbol.checkFlags = 0; + return symbol; + } + function isTransientSymbol(symbol) { + return (symbol.flags & 134217728 /* Transient */) !== 0; } function getExcludedSymbolFlags(flags) { var result = 0; @@ -24496,7 +25867,7 @@ var ts; mergedSymbols[source.mergeId] = target; } function cloneSymbol(symbol) { - var result = createSymbol(symbol.flags | 33554432 /* Merged */, symbol.name); + var result = createSymbol(symbol.flags, symbol.name); result.declarations = symbol.declarations.slice(0); result.parent = symbol.parent; if (symbol.valueDeclaration) @@ -24519,13 +25890,11 @@ var ts; target.flags |= source.flags; if (source.valueDeclaration && (!target.valueDeclaration || - (target.valueDeclaration.kind === 230 /* ModuleDeclaration */ && source.valueDeclaration.kind !== 230 /* ModuleDeclaration */))) { + (target.valueDeclaration.kind === 232 /* ModuleDeclaration */ && source.valueDeclaration.kind !== 232 /* ModuleDeclaration */))) { // other kinds of value declarations take precedence over modules target.valueDeclaration = source.valueDeclaration; } - ts.forEach(source.declarations, function (node) { - target.declarations.push(node); - }); + ts.addRange(target.declarations, source.declarations); if (source.members) { if (!target.members) target.members = ts.createMap(); @@ -24538,6 +25907,9 @@ var ts; } recordMergedSymbol(target, source); } + else if (target.flags & 1024 /* NamespaceModule */) { + error(source.valueDeclaration.name, ts.Diagnostics.Cannot_augment_module_0_with_value_exports_because_it_resolves_to_a_non_module_entity, symbolToString(target)); + } else { var message_2 = target.flags & 2 /* BlockScopedVariable */ || source.flags & 2 /* BlockScopedVariable */ ? ts.Diagnostics.Cannot_redeclare_block_scoped_variable_0 : ts.Diagnostics.Duplicate_identifier_0; @@ -24550,18 +25922,19 @@ var ts; } } function mergeSymbolTable(target, source) { - for (var id in source) { - var targetSymbol = target[id]; + source.forEach(function (sourceSymbol, id) { + var targetSymbol = target.get(id); if (!targetSymbol) { - target[id] = source[id]; + target.set(id, sourceSymbol); } else { - if (!(targetSymbol.flags & 33554432 /* Merged */)) { - target[id] = targetSymbol = cloneSymbol(targetSymbol); + if (!(targetSymbol.flags & 134217728 /* Transient */)) { + targetSymbol = cloneSymbol(targetSymbol); + target.set(id, targetSymbol); } - mergeSymbol(targetSymbol, source[id]); + mergeSymbol(targetSymbol, sourceSymbol); } - } + }); } function mergeModuleAugmentation(moduleName) { var moduleAugmentation = moduleName.parent; @@ -24590,7 +25963,7 @@ var ts; if (mainModule.flags & 1920 /* Namespace */) { // if module symbol has already been merged - it is safe to use it. // otherwise clone it - mainModule = mainModule.flags & 33554432 /* Merged */ ? mainModule : cloneSymbol(mainModule); + mainModule = mainModule.flags & 134217728 /* Transient */ ? mainModule : cloneSymbol(mainModule); mergeSymbol(mainModule, moduleAugmentation.symbol); } else { @@ -24599,21 +25972,22 @@ var ts; } } function addToSymbolTable(target, source, message) { - for (var id in source) { - if (target[id]) { + source.forEach(function (sourceSymbol, id) { + var targetSymbol = target.get(id); + if (targetSymbol) { // Error on redeclarations - ts.forEach(target[id].declarations, addDeclarationDiagnostic(id, message)); + ts.forEach(targetSymbol.declarations, addDeclarationDiagnostic(id, message)); } else { - target[id] = source[id]; + target.set(id, sourceSymbol); } - } + }); function addDeclarationDiagnostic(id, message) { return function (declaration) { return diagnostics.add(ts.createDiagnosticForNode(declaration, message, id)); }; } } function getSymbolLinks(symbol) { - if (symbol.flags & 67108864 /* Transient */) + if (symbol.flags & 134217728 /* Transient */) return symbol; var id = getSymbolId(symbol); return symbolLinks[id] || (symbolLinks[id] = {}); @@ -24625,14 +25999,17 @@ var ts; function getObjectFlags(type) { return type.flags & 32768 /* Object */ ? type.objectFlags : 0; } + function getCheckFlags(symbol) { + return symbol.flags & 134217728 /* Transient */ ? symbol.checkFlags : 0; + } function isGlobalSourceFile(node) { - return node.kind === 261 /* SourceFile */ && !ts.isExternalOrCommonJsModule(node); + return node.kind === 264 /* SourceFile */ && !ts.isExternalOrCommonJsModule(node); } function getSymbol(symbols, name, meaning) { if (meaning) { - var symbol = symbols[name]; + var symbol = symbols.get(name); if (symbol) { - ts.Debug.assert((symbol.flags & 16777216 /* Instantiated */) === 0, "Should never get an instantiated symbol here."); + ts.Debug.assert((getCheckFlags(symbol) & 1 /* Instantiated */) === 0, "Should never get an instantiated symbol here."); if (symbol.flags & meaning) { return symbol; } @@ -24669,12 +26046,12 @@ var ts; if (declarationFile !== useFile) { if ((modulekind && (declarationFile.externalModuleIndicator || useFile.externalModuleIndicator)) || (!compilerOptions.outFile && !compilerOptions.out)) { - // nodes are in different files and order cannot be determines + // nodes are in different files and order cannot be determined return true; } // declaration is after usage // can be legal if usage is deferred (i.e. inside function or in initializer of instance property) - if (isUsedInFunctionOrNonStaticProperty(usage)) { + if (isUsedInFunctionOrInstanceProperty(usage, declaration)) { return true; } var sourceFiles = host.getSourceFiles(); @@ -24682,20 +26059,41 @@ var ts; } if (declaration.pos <= usage.pos) { // declaration is before usage - // still might be illegal if usage is in the initializer of the variable declaration - return declaration.kind !== 223 /* VariableDeclaration */ || - !isImmediatelyUsedInInitializerOfBlockScopedVariable(declaration, usage); + if (declaration.kind === 175 /* BindingElement */) { + // still might be illegal if declaration and usage are both binding elements (eg var [a = b, b = b] = [1, 2]) + var errorBindingElement = ts.getAncestor(usage, 175 /* BindingElement */); + if (errorBindingElement) { + return ts.findAncestor(errorBindingElement, ts.isBindingElement) !== ts.findAncestor(declaration, ts.isBindingElement) || + declaration.pos < errorBindingElement.pos; + } + // or it might be illegal if usage happens before parent variable is declared (eg var [a] = a) + return isBlockScopedNameDeclaredBeforeUse(ts.getAncestor(declaration, 225 /* VariableDeclaration */), usage); + } + else if (declaration.kind === 225 /* VariableDeclaration */) { + // still might be illegal if usage is in the initializer of the variable declaration (eg var a = a) + return !isImmediatelyUsedInInitializerOfBlockScopedVariable(declaration, usage); + } + return true; + } + // declaration is after usage, but it can still be legal if usage is deferred: + // 1. inside an export specifier + // 2. inside a function + // 3. inside an instance property initializer, a reference to a non-instance property + // 4. inside a static property initializer, a reference to a static method in the same class + // or if usage is in a type context: + // 1. inside a type query (typeof in type position) + if (usage.parent.kind === 245 /* ExportSpecifier */) { + // export specifiers do not use the variable, they only make it available for use + return true; } - // declaration is after usage - // can be legal if usage is deferred (i.e. inside function or in initializer of instance property) var container = ts.getEnclosingBlockScopeContainer(declaration); - return isUsedInFunctionOrNonStaticProperty(usage, container); + return isInTypeQuery(usage) || isUsedInFunctionOrInstanceProperty(usage, declaration, container); function isImmediatelyUsedInInitializerOfBlockScopedVariable(declaration, usage) { var container = ts.getEnclosingBlockScopeContainer(declaration); switch (declaration.parent.parent.kind) { - case 205 /* VariableStatement */: - case 211 /* ForStatement */: - case 213 /* ForOfStatement */: + case 207 /* VariableStatement */: + case 213 /* ForStatement */: + case 215 /* ForOfStatement */: // variable statement/for/for-of statement case, // use site should not be inside variable declaration (initializer of declaration or binding element) if (isSameScopeDescendentOf(usage, declaration, container)) { @@ -24704,8 +26102,8 @@ var ts; break; } switch (declaration.parent.parent.kind) { - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: + case 214 /* ForInStatement */: + case 215 /* ForOfStatement */: // ForIn/ForOf case - use site should not be used in expression part if (isSameScopeDescendentOf(usage, declaration.parent.parent.expression, container)) { return true; @@ -24713,25 +26111,31 @@ var ts; } return false; } - function isUsedInFunctionOrNonStaticProperty(usage, container) { - var current = usage; - while (current) { + function isUsedInFunctionOrInstanceProperty(usage, declaration, container) { + return !!ts.findAncestor(usage, function (current) { if (current === container) { - return false; + return "quit"; } if (ts.isFunctionLike(current)) { return true; } - var initializerOfNonStaticProperty = current.parent && - current.parent.kind === 147 /* PropertyDeclaration */ && - (ts.getModifierFlags(current.parent) & 32 /* Static */) === 0 && + var initializerOfProperty = current.parent && + current.parent.kind === 148 /* PropertyDeclaration */ && current.parent.initializer === current; - if (initializerOfNonStaticProperty) { - return true; + if (initializerOfProperty) { + if (ts.getModifierFlags(current.parent) & 32 /* Static */) { + if (declaration.kind === 150 /* MethodDeclaration */) { + return true; + } + } + else { + var isDeclarationInstanceProperty = declaration.kind === 148 /* PropertyDeclaration */ && !(ts.getModifierFlags(declaration) & 32 /* Static */); + if (!isDeclarationInstanceProperty || ts.getContainingClass(usage) !== ts.getContainingClass(declaration)) { + return true; + } + } } - current = current.parent; - } - return false; + }); } } // Resolve a given name for a given meaning at a given location. An error is reported if the name was not found and @@ -24756,11 +26160,11 @@ var ts; // - parameters are only in the scope of function body // This restriction does not apply to JSDoc comment types because they are parented // at a higher level than type parameters would normally be - if (meaning & result.flags & 793064 /* Type */ && lastLocation.kind !== 278 /* JSDocComment */) { + if (meaning & result.flags & 793064 /* Type */ && lastLocation.kind !== 282 /* JSDocComment */) { useResult = result.flags & 262144 /* TypeParameter */ ? lastLocation === location.type || - lastLocation.kind === 144 /* Parameter */ || - lastLocation.kind === 143 /* TypeParameter */ + lastLocation.kind === 145 /* Parameter */ || + lastLocation.kind === 144 /* TypeParameter */ : false; } if (meaning & 107455 /* Value */ && result.flags & 1 /* FunctionScopedVariable */) { @@ -24769,9 +26173,9 @@ var ts; // however it is detected separately when checking initializers of parameters // to make sure that they reference no variables declared after them. useResult = - lastLocation.kind === 144 /* Parameter */ || + lastLocation.kind === 145 /* Parameter */ || (lastLocation === location.type && - result.valueDeclaration.kind === 144 /* Parameter */); + result.valueDeclaration.kind === 145 /* Parameter */); } } if (useResult) { @@ -24783,16 +26187,17 @@ var ts; } } switch (location.kind) { - case 261 /* SourceFile */: + case 264 /* SourceFile */: if (!ts.isExternalOrCommonJsModule(location)) break; isInExternalModule = true; - case 230 /* ModuleDeclaration */: + // falls through + case 232 /* ModuleDeclaration */: var moduleExports = getSymbolOfNode(location).exports; - if (location.kind === 261 /* SourceFile */ || ts.isAmbientModule(location)) { + if (location.kind === 264 /* SourceFile */ || ts.isAmbientModule(location)) { // It's an external module. First see if the module has an export default and if the local // name of that export default matches. - if (result = moduleExports["default"]) { + if (result = moduleExports.get("default")) { var localSymbol = ts.getLocalSymbolForExportDefault(result); if (localSymbol && (result.flags & meaning) && localSymbol.name === name) { break loop; @@ -24810,9 +26215,10 @@ var ts; // 2. We check === SymbolFlags.Alias in order to check that the symbol is *purely* // an alias. If we used &, we'd be throwing out symbols that have non alias aspects, // which is not the desired behavior. - if (moduleExports[name] && - moduleExports[name].flags === 8388608 /* Alias */ && - ts.getDeclarationOfKind(moduleExports[name], 243 /* ExportSpecifier */)) { + var moduleExport = moduleExports.get(name); + if (moduleExport && + moduleExport.flags === 8388608 /* Alias */ && + ts.getDeclarationOfKind(moduleExport, 245 /* ExportSpecifier */)) { break; } } @@ -24820,13 +26226,13 @@ var ts; break loop; } break; - case 229 /* EnumDeclaration */: + case 231 /* EnumDeclaration */: if (result = getSymbol(getSymbolOfNode(location).exports, name, meaning & 8 /* EnumMember */)) { break loop; } break; - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: // TypeScript 1.0 spec (April 2014): 8.4.1 // Initializer expressions for instance member variables are evaluated in the scope // of the class constructor body but are not permitted to reference parameters or @@ -24843,10 +26249,15 @@ var ts; } } break; - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 227 /* InterfaceDeclaration */: + case 228 /* ClassDeclaration */: + case 198 /* ClassExpression */: + case 229 /* InterfaceDeclaration */: if (result = getSymbol(getSymbolOfNode(location).members, name, meaning & 793064 /* Type */)) { + if (!isTypeParameterSymbolDeclaredInContainer(result, location)) { + // ignore type parameters not declared in this container + result = undefined; + break; + } if (lastLocation && ts.getModifierFlags(lastLocation) & 32 /* Static */) { // TypeScript 1.0 spec (April 2014): 3.4.1 // The scope of a type parameter extends over the entire declaration with which the type @@ -24856,7 +26267,7 @@ var ts; } break loop; } - if (location.kind === 197 /* ClassExpression */ && meaning & 32 /* Class */) { + if (location.kind === 198 /* ClassExpression */ && meaning & 32 /* Class */) { var className = location.name; if (className && name === className.text) { result = location.symbol; @@ -24872,9 +26283,9 @@ var ts; // [foo<T>()]() { } // <-- Reference to T from class's own computed property // } // - case 142 /* ComputedPropertyName */: + case 143 /* ComputedPropertyName */: grandparent = location.parent.parent; - if (ts.isClassLike(grandparent) || grandparent.kind === 227 /* InterfaceDeclaration */) { + if (ts.isClassLike(grandparent) || grandparent.kind === 229 /* InterfaceDeclaration */) { // A reference to this grandparent's type parameters would be an error if (result = getSymbol(getSymbolOfNode(grandparent).members, name, meaning & 793064 /* Type */)) { error(errorLocation, ts.Diagnostics.A_computed_property_name_cannot_reference_a_type_parameter_from_its_containing_type); @@ -24882,19 +26293,19 @@ var ts; } } break; - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 225 /* FunctionDeclaration */: - case 185 /* ArrowFunction */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 151 /* Constructor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 227 /* FunctionDeclaration */: + case 186 /* ArrowFunction */: if (meaning & 3 /* Variable */ && name === "arguments") { result = argumentsSymbol; break loop; } break; - case 184 /* FunctionExpression */: + case 185 /* FunctionExpression */: if (meaning & 3 /* Variable */ && name === "arguments") { result = argumentsSymbol; break loop; @@ -24907,7 +26318,7 @@ var ts; } } break; - case 145 /* Decorator */: + case 146 /* Decorator */: // Decorators are resolved at the class declaration. Resolving at the parameter // or member would result in looking up locals in the method. // @@ -24916,7 +26327,7 @@ var ts; // method(@y x, y) {} // <-- decorator y should be resolved at the class declaration, not the parameter. // } // - if (location.parent && location.parent.kind === 144 /* Parameter */) { + if (location.parent && location.parent.kind === 145 /* Parameter */) { location = location.parent; } // @@ -24945,7 +26356,8 @@ var ts; !checkAndReportErrorForMissingPrefix(errorLocation, name, nameArg) && !checkAndReportErrorForExtendingInterface(errorLocation) && !checkAndReportErrorForUsingTypeAsNamespace(errorLocation, name, meaning) && - !checkAndReportErrorForUsingTypeAsValue(errorLocation, name, meaning)) { + !checkAndReportErrorForUsingTypeAsValue(errorLocation, name, meaning) && + !checkAndReportErrorForUsingNamespaceModuleAsValue(errorLocation, name, meaning)) { error(errorLocation, nameNotFoundMessage, typeof nameArg === "string" ? nameArg : ts.declarationNameToString(nameArg)); } } @@ -24967,31 +26379,41 @@ var ts; // interface bar {} // } // const foo/*1*/: foo/*2*/.bar; - // The foo at /*1*/ and /*2*/ will share same symbol with two meaning - // block - scope variable and namespace module. However, only when we + // The foo at /*1*/ and /*2*/ will share same symbol with two meanings: + // block-scoped variable and namespace module. However, only when we // try to resolve name in /*1*/ which is used in variable position, - // we want to check for block- scoped - if (meaning & 2 /* BlockScopedVariable */) { + // we want to check for block-scoped + if (meaning & 2 /* BlockScopedVariable */ || + ((meaning & 32 /* Class */ || meaning & 384 /* Enum */) && (meaning & 107455 /* Value */) === 107455 /* Value */)) { var exportOrLocalSymbol = getExportSymbolOfValueSymbolIfExported(result); - if (exportOrLocalSymbol.flags & 2 /* BlockScopedVariable */) { + if (exportOrLocalSymbol.flags & 2 /* BlockScopedVariable */ || exportOrLocalSymbol.flags & 32 /* Class */ || exportOrLocalSymbol.flags & 384 /* Enum */) { checkResolvedBlockScopedVariable(exportOrLocalSymbol, errorLocation); } } // If we're in an external module, we can't reference value symbols created from UMD export declarations if (result && isInExternalModule && (meaning & 107455 /* Value */) === 107455 /* Value */) { var decls = result.declarations; - if (decls && decls.length === 1 && decls[0].kind === 233 /* NamespaceExportDeclaration */) { + if (decls && decls.length === 1 && decls[0].kind === 235 /* NamespaceExportDeclaration */) { error(errorLocation, ts.Diagnostics._0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead, name); } } } return result; } + function isTypeParameterSymbolDeclaredInContainer(symbol, container) { + for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { + var decl = _a[_i]; + if (decl.kind === 144 /* TypeParameter */ && decl.parent === container) { + return true; + } + } + return false; + } function checkAndReportErrorForMissingPrefix(errorLocation, name, nameArg) { if ((errorLocation.kind === 70 /* Identifier */ && (isTypeReferenceIdentifier(errorLocation)) || isInTypeQuery(errorLocation))) { return false; } - var container = ts.getThisContainer(errorLocation, /* includeArrowFunctions */ true); + var container = ts.getThisContainer(errorLocation, /*includeArrowFunctions*/ true); var location = container; while (location) { if (ts.isClassLike(location.parent)) { @@ -25034,9 +26456,9 @@ var ts; function getEntityNameForExtendingInterface(node) { switch (node.kind) { case 70 /* Identifier */: - case 177 /* PropertyAccessExpression */: + case 178 /* PropertyAccessExpression */: return node.parent ? getEntityNameForExtendingInterface(node.parent) : undefined; - case 199 /* ExpressionWithTypeArguments */: + case 200 /* ExpressionWithTypeArguments */: ts.Debug.assert(ts.isEntityNameExpression(node.expression)); return node.expression; default: @@ -25063,13 +26485,38 @@ var ts; } return false; } + function checkAndReportErrorForUsingNamespaceModuleAsValue(errorLocation, name, meaning) { + if (meaning & (107455 /* Value */ & ~1024 /* NamespaceModule */ & ~793064 /* Type */)) { + var symbol = resolveSymbol(resolveName(errorLocation, name, 1024 /* NamespaceModule */ & ~107455 /* Value */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined)); + if (symbol) { + error(errorLocation, ts.Diagnostics.Cannot_use_namespace_0_as_a_value, name); + return true; + } + } + else if (meaning & (793064 /* Type */ & ~1024 /* NamespaceModule */ & ~107455 /* Value */)) { + var symbol = resolveSymbol(resolveName(errorLocation, name, 1024 /* NamespaceModule */ & ~793064 /* Type */, /*nameNotFoundMessage*/ undefined, /*nameArg*/ undefined)); + if (symbol) { + error(errorLocation, ts.Diagnostics.Cannot_use_namespace_0_as_a_type, name); + return true; + } + } + return false; + } function checkResolvedBlockScopedVariable(result, errorLocation) { - ts.Debug.assert((result.flags & 2 /* BlockScopedVariable */) !== 0); + ts.Debug.assert(!!(result.flags & 2 /* BlockScopedVariable */ || result.flags & 32 /* Class */ || result.flags & 384 /* Enum */)); // Block-scoped variables cannot be used before their definition - var declaration = ts.forEach(result.declarations, function (d) { return ts.isBlockOrCatchScoped(d) ? d : undefined; }); - ts.Debug.assert(declaration !== undefined, "Block-scoped variable declaration is undefined"); - if (!ts.isInAmbientContext(declaration) && !isBlockScopedNameDeclaredBeforeUse(ts.getAncestor(declaration, 223 /* VariableDeclaration */), errorLocation)) { - error(errorLocation, ts.Diagnostics.Block_scoped_variable_0_used_before_its_declaration, ts.declarationNameToString(declaration.name)); + var declaration = ts.forEach(result.declarations, function (d) { return ts.isBlockOrCatchScoped(d) || ts.isClassLike(d) || (d.kind === 231 /* EnumDeclaration */) ? d : undefined; }); + ts.Debug.assert(declaration !== undefined, "Declaration to checkResolvedBlockScopedVariable is undefined"); + if (!ts.isInAmbientContext(declaration) && !isBlockScopedNameDeclaredBeforeUse(declaration, errorLocation)) { + if (result.flags & 2 /* BlockScopedVariable */) { + error(errorLocation, ts.Diagnostics.Block_scoped_variable_0_used_before_its_declaration, ts.declarationNameToString(declaration.name)); + } + else if (result.flags & 32 /* Class */) { + error(errorLocation, ts.Diagnostics.Class_0_used_before_its_declaration, ts.declarationNameToString(declaration.name)); + } + else if (result.flags & 384 /* Enum */) { + error(errorLocation, ts.Diagnostics.Enum_0_used_before_its_declaration, ts.declarationNameToString(declaration.name)); + } } } /* Starting from 'initial' node walk up the parent chain until 'stopAt' node is reached. @@ -25077,56 +26524,50 @@ var ts; * Return false if 'stopAt' node is reached or isFunctionLike(current) === true. */ function isSameScopeDescendentOf(initial, parent, stopAt) { - if (!parent) { - return false; - } - for (var current = initial; current && current !== stopAt && !ts.isFunctionLike(current); current = current.parent) { - if (current === parent) { - return true; - } - } - return false; + return parent && !!ts.findAncestor(initial, function (n) { return n === stopAt || ts.isFunctionLike(n) ? "quit" : n === parent; }); } function getAnyImportSyntax(node) { if (ts.isAliasSymbolDeclaration(node)) { - if (node.kind === 234 /* ImportEqualsDeclaration */) { + if (node.kind === 236 /* ImportEqualsDeclaration */) { return node; } - while (node && node.kind !== 235 /* ImportDeclaration */) { - node = node.parent; - } - return node; + return ts.findAncestor(node, function (n) { return n.kind === 237 /* ImportDeclaration */; }); } } function getDeclarationOfAliasSymbol(symbol) { - return ts.forEach(symbol.declarations, function (d) { return ts.isAliasSymbolDeclaration(d) ? d : undefined; }); + return ts.find(symbol.declarations, ts.isAliasSymbolDeclaration); } - function getTargetOfImportEqualsDeclaration(node) { - if (node.moduleReference.kind === 245 /* ExternalModuleReference */) { + function getTargetOfImportEqualsDeclaration(node, dontResolveAlias) { + if (node.moduleReference.kind === 247 /* ExternalModuleReference */) { return resolveExternalModuleSymbol(resolveExternalModuleName(node, ts.getExternalModuleImportEqualsDeclarationExpression(node))); } - return getSymbolOfPartOfRightHandSideOfImportEquals(node.moduleReference); + return getSymbolOfPartOfRightHandSideOfImportEquals(node.moduleReference, dontResolveAlias); } - function getTargetOfImportClause(node) { + function getTargetOfImportClause(node, dontResolveAlias) { var moduleSymbol = resolveExternalModuleName(node, node.parent.moduleSpecifier); if (moduleSymbol) { - var exportDefaultSymbol = ts.isShorthandAmbientModuleSymbol(moduleSymbol) ? - moduleSymbol : - moduleSymbol.exports["export="] ? - getPropertyOfType(getTypeOfSymbol(moduleSymbol.exports["export="]), "default") : - resolveSymbol(moduleSymbol.exports["default"]); + var exportDefaultSymbol = void 0; + if (ts.isShorthandAmbientModuleSymbol(moduleSymbol)) { + exportDefaultSymbol = moduleSymbol; + } + else { + var exportValue = moduleSymbol.exports.get("export="); + exportDefaultSymbol = exportValue + ? getPropertyOfType(getTypeOfSymbol(exportValue), "default") + : resolveSymbol(moduleSymbol.exports.get("default"), dontResolveAlias); + } if (!exportDefaultSymbol && !allowSyntheticDefaultImports) { error(node.name, ts.Diagnostics.Module_0_has_no_default_export, symbolToString(moduleSymbol)); } else if (!exportDefaultSymbol && allowSyntheticDefaultImports) { - return resolveExternalModuleSymbol(moduleSymbol) || resolveSymbol(moduleSymbol); + return resolveExternalModuleSymbol(moduleSymbol, dontResolveAlias) || resolveSymbol(moduleSymbol, dontResolveAlias); } return exportDefaultSymbol; } } - function getTargetOfNamespaceImport(node) { + function getTargetOfNamespaceImport(node, dontResolveAlias) { var moduleSpecifier = node.parent.parent.moduleSpecifier; - return resolveESModuleSymbol(resolveExternalModuleName(node, moduleSpecifier), moduleSpecifier); + return resolveESModuleSymbol(resolveExternalModuleName(node, moduleSpecifier), moduleSpecifier, dontResolveAlias); } // This function creates a synthetic symbol that combines the value side of one symbol with the // type/namespace side of another symbol. Consider this example: @@ -25161,12 +26602,9 @@ var ts; result.exports = valueSymbol.exports; return result; } - function getExportOfModule(symbol, name) { + function getExportOfModule(symbol, name, dontResolveAlias) { if (symbol.flags & 1536 /* Module */) { - var exportedSymbol = getExportsOfSymbol(symbol)[name]; - if (exportedSymbol) { - return resolveSymbol(exportedSymbol); - } + return resolveSymbol(getExportsOfSymbol(symbol).get(name), dontResolveAlias); } } function getPropertyOfVariable(symbol, name) { @@ -25177,74 +26615,75 @@ var ts; } } } - function getExternalModuleMember(node, specifier) { + function getExternalModuleMember(node, specifier, dontResolveAlias) { var moduleSymbol = resolveExternalModuleName(node, node.moduleSpecifier); - var targetSymbol = resolveESModuleSymbol(moduleSymbol, node.moduleSpecifier); + var targetSymbol = resolveESModuleSymbol(moduleSymbol, node.moduleSpecifier, dontResolveAlias); if (targetSymbol) { - var name_16 = specifier.propertyName || specifier.name; - if (name_16.text) { + var name = specifier.propertyName || specifier.name; + if (name.text) { if (ts.isShorthandAmbientModuleSymbol(moduleSymbol)) { return moduleSymbol; } var symbolFromVariable = void 0; // First check if module was specified with "export=". If so, get the member from the resolved type - if (moduleSymbol && moduleSymbol.exports && moduleSymbol.exports["export="]) { - symbolFromVariable = getPropertyOfType(getTypeOfSymbol(targetSymbol), name_16.text); + if (moduleSymbol && moduleSymbol.exports && moduleSymbol.exports.get("export=")) { + symbolFromVariable = getPropertyOfType(getTypeOfSymbol(targetSymbol), name.text); } else { - symbolFromVariable = getPropertyOfVariable(targetSymbol, name_16.text); + symbolFromVariable = getPropertyOfVariable(targetSymbol, name.text); } // if symbolFromVariable is export - get its final target - symbolFromVariable = resolveSymbol(symbolFromVariable); - var symbolFromModule = getExportOfModule(targetSymbol, name_16.text); + symbolFromVariable = resolveSymbol(symbolFromVariable, dontResolveAlias); + var symbolFromModule = getExportOfModule(targetSymbol, name.text, dontResolveAlias); // If the export member we're looking for is default, and there is no real default but allowSyntheticDefaultImports is on, return the entire module as the default - if (!symbolFromModule && allowSyntheticDefaultImports && name_16.text === "default") { - symbolFromModule = resolveExternalModuleSymbol(moduleSymbol) || resolveSymbol(moduleSymbol); + if (!symbolFromModule && allowSyntheticDefaultImports && name.text === "default") { + symbolFromModule = resolveExternalModuleSymbol(moduleSymbol, dontResolveAlias) || resolveSymbol(moduleSymbol, dontResolveAlias); } var symbol = symbolFromModule && symbolFromVariable ? combineValueAndTypeSymbols(symbolFromVariable, symbolFromModule) : symbolFromModule || symbolFromVariable; if (!symbol) { - error(name_16, ts.Diagnostics.Module_0_has_no_exported_member_1, getFullyQualifiedName(moduleSymbol), ts.declarationNameToString(name_16)); + error(name, ts.Diagnostics.Module_0_has_no_exported_member_1, getFullyQualifiedName(moduleSymbol), ts.declarationNameToString(name)); } return symbol; } } } - function getTargetOfImportSpecifier(node) { - return getExternalModuleMember(node.parent.parent.parent, node); + function getTargetOfImportSpecifier(node, dontResolveAlias) { + return getExternalModuleMember(node.parent.parent.parent, node, dontResolveAlias); } - function getTargetOfNamespaceExportDeclaration(node) { - return resolveExternalModuleSymbol(node.parent.symbol); + function getTargetOfNamespaceExportDeclaration(node, dontResolveAlias) { + return resolveExternalModuleSymbol(node.parent.symbol, dontResolveAlias); } - function getTargetOfExportSpecifier(node) { + function getTargetOfExportSpecifier(node, dontResolveAlias) { return node.parent.parent.moduleSpecifier ? - getExternalModuleMember(node.parent.parent, node) : - resolveEntityName(node.propertyName || node.name, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */); + getExternalModuleMember(node.parent.parent, node, dontResolveAlias) : + resolveEntityName(node.propertyName || node.name, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */, /*ignoreErrors*/ false, dontResolveAlias); } - function getTargetOfExportAssignment(node) { - return resolveEntityName(node.expression, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */); + function getTargetOfExportAssignment(node, dontResolveAlias) { + return resolveEntityName(node.expression, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */, /*ignoreErrors*/ false, dontResolveAlias); } - function getTargetOfAliasDeclaration(node) { + function getTargetOfAliasDeclaration(node, dontRecursivelyResolve) { switch (node.kind) { - case 234 /* ImportEqualsDeclaration */: - return getTargetOfImportEqualsDeclaration(node); - case 236 /* ImportClause */: - return getTargetOfImportClause(node); - case 237 /* NamespaceImport */: - return getTargetOfNamespaceImport(node); - case 239 /* ImportSpecifier */: - return getTargetOfImportSpecifier(node); - case 243 /* ExportSpecifier */: - return getTargetOfExportSpecifier(node); - case 240 /* ExportAssignment */: - return getTargetOfExportAssignment(node); - case 233 /* NamespaceExportDeclaration */: - return getTargetOfNamespaceExportDeclaration(node); - } - } - function resolveSymbol(symbol) { - return symbol && symbol.flags & 8388608 /* Alias */ && !(symbol.flags & (107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */)) ? resolveAlias(symbol) : symbol; + case 236 /* ImportEqualsDeclaration */: + return getTargetOfImportEqualsDeclaration(node, dontRecursivelyResolve); + case 238 /* ImportClause */: + return getTargetOfImportClause(node, dontRecursivelyResolve); + case 239 /* NamespaceImport */: + return getTargetOfNamespaceImport(node, dontRecursivelyResolve); + case 241 /* ImportSpecifier */: + return getTargetOfImportSpecifier(node, dontRecursivelyResolve); + case 245 /* ExportSpecifier */: + return getTargetOfExportSpecifier(node, dontRecursivelyResolve); + case 242 /* ExportAssignment */: + return getTargetOfExportAssignment(node, dontRecursivelyResolve); + case 235 /* NamespaceExportDeclaration */: + return getTargetOfNamespaceExportDeclaration(node, dontRecursivelyResolve); + } + } + function resolveSymbol(symbol, dontResolveAlias) { + var shouldResolve = !dontResolveAlias && symbol && symbol.flags & 8388608 /* Alias */ && !(symbol.flags & (107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */)); + return shouldResolve ? resolveAlias(symbol) : symbol; } function resolveAlias(symbol) { ts.Debug.assert((symbol.flags & 8388608 /* Alias */) !== 0, "Should only get Alias here."); @@ -25286,11 +26725,11 @@ var ts; links.referenced = true; var node = getDeclarationOfAliasSymbol(symbol); ts.Debug.assert(!!node); - if (node.kind === 240 /* ExportAssignment */) { + if (node.kind === 242 /* ExportAssignment */) { // export default <symbol> checkExpressionCached(node.expression); } - else if (node.kind === 243 /* ExportSpecifier */) { + else if (node.kind === 245 /* ExportSpecifier */) { // export { <symbol> } or export { <symbol> as foo } checkExpressionCached(node.propertyName || node.name); } @@ -25312,20 +26751,22 @@ var ts; entityName = entityName.parent; } // Check for case 1 and 3 in the above example - if (entityName.kind === 70 /* Identifier */ || entityName.parent.kind === 141 /* QualifiedName */) { + if (entityName.kind === 70 /* Identifier */ || entityName.parent.kind === 142 /* QualifiedName */) { return resolveEntityName(entityName, 1920 /* Namespace */, /*ignoreErrors*/ false, dontResolveAlias); } else { // Case 2 in above example // entityName.kind could be a QualifiedName or a Missing identifier - ts.Debug.assert(entityName.parent.kind === 234 /* ImportEqualsDeclaration */); + ts.Debug.assert(entityName.parent.kind === 236 /* ImportEqualsDeclaration */); return resolveEntityName(entityName, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */, /*ignoreErrors*/ false, dontResolveAlias); } } function getFullyQualifiedName(symbol) { return symbol.parent ? getFullyQualifiedName(symbol.parent) + "." + symbolToString(symbol) : symbolToString(symbol); } - // Resolves a qualified name and any involved aliases + /** + * Resolves a qualified name and any involved aliases. + */ function resolveEntityName(name, meaning, ignoreErrors, dontResolveAlias, location) { if (ts.nodeIsMissing(name)) { return undefined; @@ -25338,9 +26779,23 @@ var ts; return undefined; } } - else if (name.kind === 141 /* QualifiedName */ || name.kind === 177 /* PropertyAccessExpression */) { - var left = name.kind === 141 /* QualifiedName */ ? name.left : name.expression; - var right = name.kind === 141 /* QualifiedName */ ? name.right : name.name; + else if (name.kind === 142 /* QualifiedName */ || name.kind === 178 /* PropertyAccessExpression */) { + var left = void 0; + if (name.kind === 142 /* QualifiedName */) { + left = name.left; + } + else if (name.kind === 178 /* PropertyAccessExpression */ && + (name.expression.kind === 184 /* ParenthesizedExpression */ || ts.isEntityNameExpression(name.expression))) { + left = name.expression; + } + else { + // If the expression in property-access expression is not entity-name or parenthsizedExpression (e.g. it is a call expression), it won't be able to successfully resolve the name. + // This is the case when we are trying to do any language service operation in heritage clauses. By return undefined, the getSymbolOfEntityNameOrPropertyAccessExpression + // will attempt to checkPropertyAccessExpression to resolve symbol. + // i.e class C extends foo()./*do language service operation here*/B {} + return undefined; + } + var right = name.kind === 142 /* QualifiedName */ ? name.right : name.name; var namespace = resolveEntityName(left, 1920 /* Namespace */, ignoreErrors, /*dontResolveAlias*/ false, location); if (!namespace || ts.nodeIsMissing(right)) { return undefined; @@ -25356,10 +26811,19 @@ var ts; return undefined; } } + else if (name.kind === 184 /* ParenthesizedExpression */) { + // If the expression in parenthesizedExpression is not an entity-name (e.g. it is a call expression), it won't be able to successfully resolve the name. + // This is the case when we are trying to do any language service operation in heritage clauses. + // By return undefined, the getSymbolOfEntityNameOrPropertyAccessExpression will attempt to checkPropertyAccessExpression to resolve symbol. + // i.e class C extends foo()./*do language service operation here*/B {} + return ts.isEntityNameExpression(name.expression) ? + resolveEntityName(name.expression, meaning, ignoreErrors, dontResolveAlias, location) : + undefined; + } else { ts.Debug.fail("Unknown entity name kind."); } - ts.Debug.assert((symbol.flags & 16777216 /* Instantiated */) === 0, "Should never get an instantiated symbol here."); + ts.Debug.assert((getCheckFlags(symbol) & 1 /* Instantiated */) === 0, "Should never get an instantiated symbol here."); return (symbol.flags & meaning) || dontResolveAlias ? symbol : resolveAlias(symbol); } function resolveExternalModuleName(location, moduleReferenceExpression) { @@ -25367,7 +26831,7 @@ var ts; } function resolveExternalModuleNameWorker(location, moduleReferenceExpression, moduleNotFoundError, isForAugmentation) { if (isForAugmentation === void 0) { isForAugmentation = false; } - if (moduleReferenceExpression.kind !== 9 /* StringLiteral */) { + if (moduleReferenceExpression.kind !== 9 /* StringLiteral */ && moduleReferenceExpression.kind !== 12 /* NoSubstitutionTemplateLiteral */) { return; } var moduleReferenceLiteral = moduleReferenceExpression; @@ -25409,11 +26873,10 @@ var ts; // May be an untyped module. If so, ignore resolutionDiagnostic. if (!isRelative && resolvedModule && !ts.extensionIsTypeScript(resolvedModule.extension)) { if (isForAugmentation) { - ts.Debug.assert(!!moduleNotFoundError); var diag = ts.Diagnostics.Invalid_module_name_in_augmentation_Module_0_resolves_to_an_untyped_module_at_1_which_cannot_be_augmented; - error(errorNode, diag, moduleName, resolvedModule.resolvedFileName); + error(errorNode, diag, moduleReference, resolvedModule.resolvedFileName); } - else if (compilerOptions.noImplicitAny && moduleNotFoundError) { + else if (noImplicitAny && moduleNotFoundError) { error(errorNode, ts.Diagnostics.Could_not_find_a_declaration_file_for_module_0_1_implicitly_has_an_any_type, moduleReference, resolvedModule.resolvedFileName); } // Failed imports and untyped modules are both treated in an untyped manner; only difference is whether we give a diagnostic first. @@ -25439,30 +26902,38 @@ var ts; } // An external module with an 'export =' declaration resolves to the target of the 'export =' declaration, // and an external module with no 'export =' declaration resolves to the module itself. - function resolveExternalModuleSymbol(moduleSymbol) { - return moduleSymbol && getMergedSymbol(resolveSymbol(moduleSymbol.exports["export="])) || moduleSymbol; + function resolveExternalModuleSymbol(moduleSymbol, dontResolveAlias) { + return moduleSymbol && getMergedSymbol(resolveSymbol(moduleSymbol.exports.get("export="), dontResolveAlias)) || moduleSymbol; } // An external module with an 'export =' declaration may be referenced as an ES6 module provided the 'export =' // references a symbol that is at least declared as a module or a variable. The target of the 'export =' may // combine other declarations with the module or variable (e.g. a class/module, function/module, interface/variable). - function resolveESModuleSymbol(moduleSymbol, moduleReferenceExpression) { - var symbol = resolveExternalModuleSymbol(moduleSymbol); - if (symbol && !(symbol.flags & (1536 /* Module */ | 3 /* Variable */))) { + function resolveESModuleSymbol(moduleSymbol, moduleReferenceExpression, dontResolveAlias) { + var symbol = resolveExternalModuleSymbol(moduleSymbol, dontResolveAlias); + if (!dontResolveAlias && symbol && !(symbol.flags & (1536 /* Module */ | 3 /* Variable */))) { error(moduleReferenceExpression, ts.Diagnostics.Module_0_resolves_to_a_non_module_entity_and_cannot_be_imported_using_this_construct, symbolToString(moduleSymbol)); symbol = undefined; } return symbol; } function hasExportAssignmentSymbol(moduleSymbol) { - return moduleSymbol.exports["export="] !== undefined; + return moduleSymbol.exports.get("export=") !== undefined; } function getExportsOfModuleAsArray(moduleSymbol) { return symbolsToArray(getExportsOfModule(moduleSymbol)); } + function getExportsAndPropertiesOfModule(moduleSymbol) { + var exports = getExportsOfModuleAsArray(moduleSymbol); + var exportEquals = resolveExternalModuleSymbol(moduleSymbol); + if (exportEquals !== moduleSymbol) { + ts.addRange(exports, getPropertiesOfType(getTypeOfSymbol(exportEquals))); + } + return exports; + } function tryGetMemberInModuleExports(memberName, moduleSymbol) { var symbolTable = getExportsOfModule(moduleSymbol); if (symbolTable) { - return symbolTable[memberName]; + return symbolTable.get(memberName); } } function getExportsOfSymbol(symbol) { @@ -25477,24 +26948,28 @@ var ts; * Not passing `lookupTable` and `exportNode` disables this collection, and just extends the tables */ function extendExportSymbols(target, source, lookupTable, exportNode) { - for (var id in source) { - if (id !== "default" && !target[id]) { - target[id] = source[id]; + source && source.forEach(function (sourceSymbol, id) { + if (id === "default") + return; + var targetSymbol = target.get(id); + if (!targetSymbol) { + target.set(id, sourceSymbol); if (lookupTable && exportNode) { - lookupTable[id] = { + lookupTable.set(id, { specifierText: ts.getTextOfNode(exportNode.moduleSpecifier) - }; + }); } } - else if (lookupTable && exportNode && id !== "default" && target[id] && resolveSymbol(target[id]) !== resolveSymbol(source[id])) { - if (!lookupTable[id].exportsWithDuplicate) { - lookupTable[id].exportsWithDuplicate = [exportNode]; + else if (lookupTable && exportNode && targetSymbol && resolveSymbol(targetSymbol) !== resolveSymbol(sourceSymbol)) { + var collisionTracker = lookupTable.get(id); + if (!collisionTracker.exportsWithDuplicate) { + collisionTracker.exportsWithDuplicate = [exportNode]; } else { - lookupTable[id].exportsWithDuplicate.push(exportNode); + collisionTracker.exportsWithDuplicate.push(exportNode); } } - } + }); } function getExportsForModule(moduleSymbol) { var visitedSymbols = []; @@ -25510,27 +26985,27 @@ var ts; visitedSymbols.push(symbol); var symbols = ts.cloneMap(symbol.exports); // All export * declarations are collected in an __export symbol by the binder - var exportStars = symbol.exports["__export"]; + var exportStars = symbol.exports.get("__export"); if (exportStars) { var nestedSymbols = ts.createMap(); - var lookupTable = ts.createMap(); + var lookupTable_1 = ts.createMap(); for (var _i = 0, _a = exportStars.declarations; _i < _a.length; _i++) { var node = _a[_i]; var resolvedModule = resolveExternalModuleName(node, node.moduleSpecifier); var exportedSymbols = visit(resolvedModule); - extendExportSymbols(nestedSymbols, exportedSymbols, lookupTable, node); + extendExportSymbols(nestedSymbols, exportedSymbols, lookupTable_1, node); } - for (var id in lookupTable) { - var exportsWithDuplicate = lookupTable[id].exportsWithDuplicate; + lookupTable_1.forEach(function (_a, id) { + var exportsWithDuplicate = _a.exportsWithDuplicate; // It's not an error if the file with multiple `export *`s with duplicate names exports a member with that name itself - if (id === "export=" || !(exportsWithDuplicate && exportsWithDuplicate.length) || symbols[id]) { - continue; + if (id === "export=" || !(exportsWithDuplicate && exportsWithDuplicate.length) || symbols.has(id)) { + return; } - for (var _b = 0, exportsWithDuplicate_1 = exportsWithDuplicate; _b < exportsWithDuplicate_1.length; _b++) { - var node = exportsWithDuplicate_1[_b]; - diagnostics.add(ts.createDiagnosticForNode(node, ts.Diagnostics.Module_0_has_already_exported_a_member_named_1_Consider_explicitly_re_exporting_to_resolve_the_ambiguity, lookupTable[id].specifierText, id)); + for (var _i = 0, exportsWithDuplicate_1 = exportsWithDuplicate; _i < exportsWithDuplicate_1.length; _i++) { + var node = exportsWithDuplicate_1[_i]; + diagnostics.add(ts.createDiagnosticForNode(node, ts.Diagnostics.Module_0_has_already_exported_a_member_named_1_Consider_explicitly_re_exporting_to_resolve_the_ambiguity, lookupTable_1.get(id).specifierText, id)); } - } + }); extendExportSymbols(symbols, nestedSymbols); } return symbols; @@ -25552,26 +27027,13 @@ var ts; : symbol; } function symbolIsValue(symbol) { - // If it is an instantiated symbol, then it is a value if the symbol it is an - // instantiation of is a value. - if (symbol.flags & 16777216 /* Instantiated */) { - return symbolIsValue(getSymbolLinks(symbol).target); - } - // If the symbol has the value flag, it is trivially a value. - if (symbol.flags & 107455 /* Value */) { - return true; - } - // If it is an alias, then it is a value if the symbol it resolves to is a value. - if (symbol.flags & 8388608 /* Alias */) { - return (resolveAlias(symbol).flags & 107455 /* Value */) !== 0; - } - return false; + return !!(symbol.flags & 107455 /* Value */ || symbol.flags & 8388608 /* Alias */ && resolveAlias(symbol).flags & 107455 /* Value */); } function findConstructorDeclaration(node) { var members = node.members; for (var _i = 0, members_1 = members; _i < members_1.length; _i++) { var member = members_1[_i]; - if (member.kind === 150 /* Constructor */ && ts.nodeIsPresent(member.body)) { + if (member.kind === 151 /* Constructor */ && ts.nodeIsPresent(member.body)) { return member; } } @@ -25599,6 +27061,9 @@ var ts; type.symbol = symbol; return type; } + function createTypeofType() { + return getUnionType(ts.convertToArray(typeofEQFacts.keys(), function (s) { return getLiteralTypeForText(32 /* StringLiteral */, s); })); + } // A reserved member name starts with two underscores, but the third character cannot be an underscore // or the @ symbol. A third underscore indicates an escaped form of an identifer that started // with at least two underscores. The @ character indicates that the name is denoted by a well known ES @@ -25611,16 +27076,15 @@ var ts; } function getNamedMembers(members) { var result; - for (var id in members) { + members.forEach(function (symbol, id) { if (!isReservedMemberName(id)) { if (!result) result = []; - var symbol = members[id]; if (symbolIsValue(symbol)) { result.push(symbol); } } - } + }); return result || emptyArray; } function setStructuredTypeMembers(type, members, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo) { @@ -25639,20 +27103,21 @@ var ts; } function forEachSymbolTableInScope(enclosingDeclaration, callback) { var result; - for (var location_1 = enclosingDeclaration; location_1; location_1 = location_1.parent) { + for (var location = enclosingDeclaration; location; location = location.parent) { // Locals of a source file are not in scope (because they get merged into the global symbol table) - if (location_1.locals && !isGlobalSourceFile(location_1)) { - if (result = callback(location_1.locals)) { + if (location.locals && !isGlobalSourceFile(location)) { + if (result = callback(location.locals)) { return result; } } - switch (location_1.kind) { - case 261 /* SourceFile */: - if (!ts.isExternalOrCommonJsModule(location_1)) { + switch (location.kind) { + case 264 /* SourceFile */: + if (!ts.isExternalOrCommonJsModule(location)) { break; } - case 230 /* ModuleDeclaration */: - if (result = callback(getSymbolOfNode(location_1).exports)) { + // falls through + case 232 /* ModuleDeclaration */: + if (result = callback(getSymbolOfNode(location).exports)) { return result; } break; @@ -25666,6 +27131,16 @@ var ts; } function getAccessibleSymbolChain(symbol, enclosingDeclaration, meaning, useOnlyExternalAliasing) { function getAccessibleSymbolChainFromSymbolTable(symbols) { + return getAccessibleSymbolChainFromSymbolTableWorker(symbols, []); + } + function getAccessibleSymbolChainFromSymbolTableWorker(symbols, visitedSymbolTables) { + if (ts.contains(visitedSymbolTables, symbols)) { + return undefined; + } + visitedSymbolTables.push(symbols); + var result = trySymbolTable(symbols); + visitedSymbolTables.pop(); + return result; function canQualifySymbol(symbolFromSymbolTable, meaning) { // If the symbol is equivalent and doesn't need further qualification, this symbol is accessible if (!needsQualification(symbolFromSymbolTable, enclosingDeclaration, meaning)) { @@ -25684,31 +27159,33 @@ var ts; canQualifySymbol(symbolFromSymbolTable, meaning); } } - // If symbol is directly available by its name in the symbol table - if (isAccessible(symbols[symbol.name])) { - return [symbol]; - } - // Check if symbol is any of the alias - return ts.forEachProperty(symbols, function (symbolFromSymbolTable) { - if (symbolFromSymbolTable.flags & 8388608 /* Alias */ - && symbolFromSymbolTable.name !== "export=" - && !ts.getDeclarationOfKind(symbolFromSymbolTable, 243 /* ExportSpecifier */)) { - if (!useOnlyExternalAliasing || - // Is this external alias, then use it to name - ts.forEach(symbolFromSymbolTable.declarations, ts.isExternalModuleImportEqualsDeclaration)) { - var resolvedImportedSymbol = resolveAlias(symbolFromSymbolTable); - if (isAccessible(symbolFromSymbolTable, resolveAlias(symbolFromSymbolTable))) { - return [symbolFromSymbolTable]; - } - // Look in the exported members, if we can find accessibleSymbolChain, symbol is accessible using this chain - // but only if the symbolFromSymbolTable can be qualified - var accessibleSymbolsFromExports = resolvedImportedSymbol.exports ? getAccessibleSymbolChainFromSymbolTable(resolvedImportedSymbol.exports) : undefined; - if (accessibleSymbolsFromExports && canQualifySymbol(symbolFromSymbolTable, getQualifiedLeftMeaning(meaning))) { - return [symbolFromSymbolTable].concat(accessibleSymbolsFromExports); + function trySymbolTable(symbols) { + // If symbol is directly available by its name in the symbol table + if (isAccessible(symbols.get(symbol.name))) { + return [symbol]; + } + // Check if symbol is any of the alias + return ts.forEachEntry(symbols, function (symbolFromSymbolTable) { + if (symbolFromSymbolTable.flags & 8388608 /* Alias */ + && symbolFromSymbolTable.name !== "export=" + && !ts.getDeclarationOfKind(symbolFromSymbolTable, 245 /* ExportSpecifier */)) { + if (!useOnlyExternalAliasing || + // Is this external alias, then use it to name + ts.forEach(symbolFromSymbolTable.declarations, ts.isExternalModuleImportEqualsDeclaration)) { + var resolvedImportedSymbol = resolveAlias(symbolFromSymbolTable); + if (isAccessible(symbolFromSymbolTable, resolveAlias(symbolFromSymbolTable))) { + return [symbolFromSymbolTable]; + } + // Look in the exported members, if we can find accessibleSymbolChain, symbol is accessible using this chain + // but only if the symbolFromSymbolTable can be qualified + var accessibleSymbolsFromExports = resolvedImportedSymbol.exports ? getAccessibleSymbolChainFromSymbolTableWorker(resolvedImportedSymbol.exports, visitedSymbolTables) : undefined; + if (accessibleSymbolsFromExports && canQualifySymbol(symbolFromSymbolTable, getQualifiedLeftMeaning(meaning))) { + return [symbolFromSymbolTable].concat(accessibleSymbolsFromExports); + } } } - } - }); + }); + } } if (symbol) { if (!(isPropertyOrMethodDeclarationSymbol(symbol))) { @@ -25720,7 +27197,7 @@ var ts; var qualify = false; forEachSymbolTableInScope(enclosingDeclaration, function (symbolTable) { // If symbol of this name is not available in the symbol table we are ok - var symbolFromSymbolTable = symbolTable[symbol.name]; + var symbolFromSymbolTable = symbolTable.get(symbol.name); if (!symbolFromSymbolTable) { // Continue to the next symbol table return false; @@ -25731,7 +27208,7 @@ var ts; return true; } // Qualify if the symbol from symbol table has same meaning as expected - symbolFromSymbolTable = (symbolFromSymbolTable.flags & 8388608 /* Alias */ && !ts.getDeclarationOfKind(symbolFromSymbolTable, 243 /* ExportSpecifier */)) ? resolveAlias(symbolFromSymbolTable) : symbolFromSymbolTable; + symbolFromSymbolTable = (symbolFromSymbolTable.flags & 8388608 /* Alias */ && !ts.getDeclarationOfKind(symbolFromSymbolTable, 245 /* ExportSpecifier */)) ? resolveAlias(symbolFromSymbolTable) : symbolFromSymbolTable; if (symbolFromSymbolTable.flags & meaning) { qualify = true; return true; @@ -25746,10 +27223,10 @@ var ts; for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { var declaration = _a[_i]; switch (declaration.kind) { - case 147 /* PropertyDeclaration */: - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 148 /* PropertyDeclaration */: + case 150 /* MethodDeclaration */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: continue; default: return false; @@ -25822,15 +27299,12 @@ var ts; } return { accessibility: 0 /* Accessible */ }; function getExternalModuleContainer(declaration) { - for (; declaration; declaration = declaration.parent) { - if (hasExternalModuleSymbol(declaration)) { - return getSymbolOfNode(declaration); - } - } + var node = ts.findAncestor(declaration, hasExternalModuleSymbol); + return node && getSymbolOfNode(node); } } function hasExternalModuleSymbol(declaration) { - return ts.isAmbientModule(declaration) || (declaration.kind === 261 /* SourceFile */ && ts.isExternalOrCommonJsModule(declaration)); + return ts.isAmbientModule(declaration) || (declaration.kind === 264 /* SourceFile */ && ts.isExternalOrCommonJsModule(declaration)); } function hasVisibleDeclarations(symbol, shouldComputeAliasToMakeVisible) { var aliasesToMakeVisible; @@ -25871,12 +27345,12 @@ var ts; function isEntityNameVisible(entityName, enclosingDeclaration) { // get symbol of the first identifier of the entityName var meaning; - if (entityName.parent.kind === 160 /* TypeQuery */ || ts.isExpressionWithTypeArgumentsInClassExtendsClause(entityName.parent)) { + if (entityName.parent.kind === 161 /* TypeQuery */ || ts.isExpressionWithTypeArgumentsInClassExtendsClause(entityName.parent)) { // Typeof value meaning = 107455 /* Value */ | 1048576 /* ExportValue */; } - else if (entityName.kind === 141 /* QualifiedName */ || entityName.kind === 177 /* PropertyAccessExpression */ || - entityName.parent.kind === 234 /* ImportEqualsDeclaration */) { + else if (entityName.kind === 142 /* QualifiedName */ || entityName.kind === 178 /* PropertyAccessExpression */ || + entityName.parent.kind === 236 /* ImportEqualsDeclaration */) { // Left identifier from type reference or TypeAlias // Entity name of the import declaration meaning = 1920 /* Namespace */; @@ -25928,6 +27402,516 @@ var ts; } return result; } + function createNodeBuilder() { + var context; + return { + typeToTypeNode: function (type, enclosingDeclaration, flags) { + context = createNodeBuilderContext(enclosingDeclaration, flags); + var resultingNode = typeToTypeNodeHelper(type); + var result = context.encounteredError ? undefined : resultingNode; + return result; + }, + indexInfoToIndexSignatureDeclaration: function (indexInfo, kind, enclosingDeclaration, flags) { + context = createNodeBuilderContext(enclosingDeclaration, flags); + var resultingNode = indexInfoToIndexSignatureDeclarationHelper(indexInfo, kind); + var result = context.encounteredError ? undefined : resultingNode; + return result; + }, + signatureToSignatureDeclaration: function (signature, kind, enclosingDeclaration, flags) { + context = createNodeBuilderContext(enclosingDeclaration, flags); + var resultingNode = signatureToSignatureDeclarationHelper(signature, kind); + var result = context.encounteredError ? undefined : resultingNode; + return result; + } + }; + function createNodeBuilderContext(enclosingDeclaration, flags) { + return { + enclosingDeclaration: enclosingDeclaration, + flags: flags, + encounteredError: false, + inObjectTypeLiteral: false, + checkAlias: true, + symbolStack: undefined + }; + } + function typeToTypeNodeHelper(type) { + if (!type) { + context.encounteredError = true; + // TODO(aozgaa): should we return implict any (undefined) or explicit any (keywordtypenode)? + return undefined; + } + if (type.flags & 1 /* Any */) { + return ts.createKeywordTypeNode(118 /* AnyKeyword */); + } + if (type.flags & 2 /* String */) { + return ts.createKeywordTypeNode(135 /* StringKeyword */); + } + if (type.flags & 4 /* Number */) { + return ts.createKeywordTypeNode(132 /* NumberKeyword */); + } + if (type.flags & 8 /* Boolean */) { + return ts.createKeywordTypeNode(121 /* BooleanKeyword */); + } + if (type.flags & 16 /* Enum */) { + var name = symbolToName(type.symbol, /*expectsIdentifier*/ false); + return ts.createTypeReferenceNode(name, /*typeArguments*/ undefined); + } + if (type.flags & (32 /* StringLiteral */)) { + return ts.createLiteralTypeNode((ts.createLiteral(type.text))); + } + if (type.flags & (64 /* NumberLiteral */)) { + return ts.createLiteralTypeNode((ts.createNumericLiteral(type.text))); + } + if (type.flags & 128 /* BooleanLiteral */) { + return type.intrinsicName === "true" ? ts.createTrue() : ts.createFalse(); + } + if (type.flags & 256 /* EnumLiteral */) { + var name = symbolToName(type.symbol, /*expectsIdentifier*/ false); + return ts.createTypeReferenceNode(name, /*typeArguments*/ undefined); + } + if (type.flags & 1024 /* Void */) { + return ts.createKeywordTypeNode(104 /* VoidKeyword */); + } + if (type.flags & 2048 /* Undefined */) { + return ts.createKeywordTypeNode(138 /* UndefinedKeyword */); + } + if (type.flags & 4096 /* Null */) { + return ts.createKeywordTypeNode(94 /* NullKeyword */); + } + if (type.flags & 8192 /* Never */) { + return ts.createKeywordTypeNode(129 /* NeverKeyword */); + } + if (type.flags & 512 /* ESSymbol */) { + return ts.createKeywordTypeNode(136 /* SymbolKeyword */); + } + if (type.flags & 16777216 /* NonPrimitive */) { + return ts.createKeywordTypeNode(133 /* ObjectKeyword */); + } + if (type.flags & 16384 /* TypeParameter */ && type.isThisType) { + if (context.inObjectTypeLiteral) { + if (!context.encounteredError && !(context.flags & ts.NodeBuilderFlags.allowThisInObjectLiteral)) { + context.encounteredError = true; + } + } + return ts.createThis(); + } + var objectFlags = getObjectFlags(type); + if (objectFlags & 4 /* Reference */) { + ts.Debug.assert(!!(type.flags & 32768 /* Object */)); + return typeReferenceToTypeNode(type); + } + if (objectFlags & 3 /* ClassOrInterface */) { + ts.Debug.assert(!!(type.flags & 32768 /* Object */)); + var name = symbolToName(type.symbol, /*expectsIdentifier*/ false); + // TODO(aozgaa): handle type arguments. + return ts.createTypeReferenceNode(name, /*typeArguments*/ undefined); + } + if (type.flags & 16384 /* TypeParameter */) { + var name = symbolToName(type.symbol, /*expectsIdentifier*/ false); + // Ignore constraint/default when creating a usage (as opposed to declaration) of a type parameter. + return ts.createTypeReferenceNode(name, /*typeArguments*/ undefined); + } + if (context.checkAlias && type.aliasSymbol) { + var name = symbolToName(type.aliasSymbol, /*expectsIdentifier*/ false); + var typeArgumentNodes = type.aliasTypeArguments && mapToTypeNodeArray(type.aliasTypeArguments); + return ts.createTypeReferenceNode(name, typeArgumentNodes); + } + context.checkAlias = false; + if (type.flags & 65536 /* Union */) { + var formattedUnionTypes = formatUnionTypes(type.types); + var unionTypeNodes = formattedUnionTypes && mapToTypeNodeArray(formattedUnionTypes); + if (unionTypeNodes && unionTypeNodes.length > 0) { + return ts.createUnionOrIntersectionTypeNode(165 /* UnionType */, unionTypeNodes); + } + else { + if (!context.encounteredError && !(context.flags & ts.NodeBuilderFlags.allowEmptyUnionOrIntersection)) { + context.encounteredError = true; + } + return undefined; + } + } + if (type.flags & 131072 /* Intersection */) { + return ts.createUnionOrIntersectionTypeNode(166 /* IntersectionType */, mapToTypeNodeArray(type.types)); + } + if (objectFlags & (16 /* Anonymous */ | 32 /* Mapped */)) { + ts.Debug.assert(!!(type.flags & 32768 /* Object */)); + // The type is an object literal type. + return createAnonymousTypeNode(type); + } + if (type.flags & 262144 /* Index */) { + var indexedType = type.type; + var indexTypeNode = typeToTypeNodeHelper(indexedType); + return ts.createTypeOperatorNode(indexTypeNode); + } + if (type.flags & 524288 /* IndexedAccess */) { + var objectTypeNode = typeToTypeNodeHelper(type.objectType); + var indexTypeNode = typeToTypeNodeHelper(type.indexType); + return ts.createIndexedAccessTypeNode(objectTypeNode, indexTypeNode); + } + ts.Debug.fail("Should be unreachable."); + function mapToTypeNodeArray(types) { + var result = []; + for (var _i = 0, types_1 = types; _i < types_1.length; _i++) { + var type_1 = types_1[_i]; + var typeNode = typeToTypeNodeHelper(type_1); + if (typeNode) { + result.push(typeNode); + } + } + return result; + } + function createMappedTypeNodeFromType(type) { + ts.Debug.assert(!!(type.flags & 32768 /* Object */)); + var typeParameter = getTypeParameterFromMappedType(type); + var typeParameterNode = typeParameterToDeclaration(typeParameter); + var templateType = getTemplateTypeFromMappedType(type); + var templateTypeNode = typeToTypeNodeHelper(templateType); + var readonlyToken = type.declaration && type.declaration.readonlyToken ? ts.createToken(130 /* ReadonlyKeyword */) : undefined; + var questionToken = type.declaration && type.declaration.questionToken ? ts.createToken(54 /* QuestionToken */) : undefined; + return ts.createMappedTypeNode(readonlyToken, typeParameterNode, questionToken, templateTypeNode); + } + function createAnonymousTypeNode(type) { + var symbol = type.symbol; + if (symbol) { + // Always use 'typeof T' for type of class, enum, and module objects + if (symbol.flags & 32 /* Class */ && !getBaseTypeVariableOfClass(symbol) || + symbol.flags & (384 /* Enum */ | 512 /* ValueModule */) || + shouldWriteTypeOfFunctionSymbol()) { + return createTypeQueryNodeFromSymbol(symbol); + } + else if (ts.contains(context.symbolStack, symbol)) { + // If type is an anonymous type literal in a type alias declaration, use type alias name + var typeAlias = getTypeAliasForTypeLiteral(type); + if (typeAlias) { + // The specified symbol flags need to be reinterpreted as type flags + var entityName = symbolToName(typeAlias, /*expectsIdentifier*/ false); + return ts.createTypeReferenceNode(entityName, /*typeArguments*/ undefined); + } + else { + return ts.createKeywordTypeNode(118 /* AnyKeyword */); + } + } + else { + // Since instantiations of the same anonymous type have the same symbol, tracking symbols instead + // of types allows us to catch circular references to instantiations of the same anonymous type + if (!context.symbolStack) { + context.symbolStack = []; + } + context.symbolStack.push(symbol); + var result = createTypeNodeFromObjectType(type); + context.symbolStack.pop(); + return result; + } + } + else { + // Anonymous types without a symbol are never circular. + return createTypeNodeFromObjectType(type); + } + function shouldWriteTypeOfFunctionSymbol() { + var isStaticMethodSymbol = !!(symbol.flags & 8192 /* Method */ && + ts.forEach(symbol.declarations, function (declaration) { return ts.getModifierFlags(declaration) & 32 /* Static */; })); + var isNonLocalFunctionSymbol = !!(symbol.flags & 16 /* Function */) && + (symbol.parent || + ts.forEach(symbol.declarations, function (declaration) { + return declaration.parent.kind === 264 /* SourceFile */ || declaration.parent.kind === 233 /* ModuleBlock */; + })); + if (isStaticMethodSymbol || isNonLocalFunctionSymbol) { + // typeof is allowed only for static/non local functions + return ts.contains(context.symbolStack, symbol); // it is type of the symbol uses itself recursively + } + } + } + function createTypeNodeFromObjectType(type) { + if (type.objectFlags & 32 /* Mapped */) { + if (getConstraintTypeFromMappedType(type).flags & (16384 /* TypeParameter */ | 262144 /* Index */)) { + return createMappedTypeNodeFromType(type); + } + } + var resolved = resolveStructuredTypeMembers(type); + if (!resolved.properties.length && !resolved.stringIndexInfo && !resolved.numberIndexInfo) { + if (!resolved.callSignatures.length && !resolved.constructSignatures.length) { + return ts.createTypeLiteralNode(/*members*/ undefined); + } + if (resolved.callSignatures.length === 1 && !resolved.constructSignatures.length) { + var signature = resolved.callSignatures[0]; + return signatureToSignatureDeclarationHelper(signature, 159 /* FunctionType */); + } + if (resolved.constructSignatures.length === 1 && !resolved.callSignatures.length) { + var signature = resolved.constructSignatures[0]; + return signatureToSignatureDeclarationHelper(signature, 160 /* ConstructorType */); + } + } + var saveInObjectTypeLiteral = context.inObjectTypeLiteral; + context.inObjectTypeLiteral = true; + var members = createTypeNodesFromResolvedType(resolved); + context.inObjectTypeLiteral = saveInObjectTypeLiteral; + return ts.createTypeLiteralNode(members); + } + function createTypeQueryNodeFromSymbol(symbol) { + var entityName = symbolToName(symbol, /*expectsIdentifier*/ false); + return ts.createTypeQueryNode(entityName); + } + function typeReferenceToTypeNode(type) { + var typeArguments = type.typeArguments || emptyArray; + if (type.target === globalArrayType) { + var elementType = typeToTypeNodeHelper(typeArguments[0]); + return ts.createArrayTypeNode(elementType); + } + else if (type.target.objectFlags & 8 /* Tuple */) { + if (typeArguments.length > 0) { + var tupleConstituentNodes = mapToTypeNodeArray(typeArguments.slice(0, getTypeReferenceArity(type))); + if (tupleConstituentNodes && tupleConstituentNodes.length > 0) { + return ts.createTupleTypeNode(tupleConstituentNodes); + } + } + if (!context.encounteredError && !(context.flags & ts.NodeBuilderFlags.allowEmptyTuple)) { + context.encounteredError = true; + } + return undefined; + } + else { + var outerTypeParameters = type.target.outerTypeParameters; + var i = 0; + var qualifiedName = undefined; + if (outerTypeParameters) { + var length_1 = outerTypeParameters.length; + while (i < length_1) { + // Find group of type arguments for type parameters with the same declaring container. + var start = i; + var parent = getParentSymbolOfTypeParameter(outerTypeParameters[i]); + do { + i++; + } while (i < length_1 && getParentSymbolOfTypeParameter(outerTypeParameters[i]) === parent); + // When type parameters are their own type arguments for the whole group (i.e. we have + // the default outer type arguments), we don't show the group. + if (!ts.rangeEquals(outerTypeParameters, typeArguments, start, i)) { + var qualifiedNamePart = symbolToName(parent, /*expectsIdentifier*/ true); + if (!qualifiedName) { + qualifiedName = ts.createQualifiedName(qualifiedNamePart, /*right*/ undefined); + } + else { + ts.Debug.assert(!qualifiedName.right); + qualifiedName.right = qualifiedNamePart; + qualifiedName = ts.createQualifiedName(qualifiedName, /*right*/ undefined); + } + } + } + } + var entityName = undefined; + var nameIdentifier = symbolToName(type.symbol, /*expectsIdentifier*/ true); + if (qualifiedName) { + ts.Debug.assert(!qualifiedName.right); + qualifiedName.right = nameIdentifier; + entityName = qualifiedName; + } + else { + entityName = nameIdentifier; + } + var typeParameterCount = (type.target.typeParameters || emptyArray).length; + var typeArgumentNodes = ts.some(typeArguments) ? mapToTypeNodeArray(typeArguments.slice(i, typeParameterCount - i)) : undefined; + return ts.createTypeReferenceNode(entityName, typeArgumentNodes); + } + } + function createTypeNodesFromResolvedType(resolvedType) { + var typeElements = []; + for (var _i = 0, _a = resolvedType.callSignatures; _i < _a.length; _i++) { + var signature = _a[_i]; + typeElements.push(signatureToSignatureDeclarationHelper(signature, 154 /* CallSignature */)); + } + for (var _b = 0, _c = resolvedType.constructSignatures; _b < _c.length; _b++) { + var signature = _c[_b]; + typeElements.push(signatureToSignatureDeclarationHelper(signature, 155 /* ConstructSignature */)); + } + if (resolvedType.stringIndexInfo) { + typeElements.push(indexInfoToIndexSignatureDeclarationHelper(resolvedType.stringIndexInfo, 0 /* String */)); + } + if (resolvedType.numberIndexInfo) { + typeElements.push(indexInfoToIndexSignatureDeclarationHelper(resolvedType.numberIndexInfo, 1 /* Number */)); + } + var properties = resolvedType.properties; + if (!properties) { + return typeElements; + } + for (var _d = 0, properties_2 = properties; _d < properties_2.length; _d++) { + var propertySymbol = properties_2[_d]; + var propertyType = getTypeOfSymbol(propertySymbol); + var oldDeclaration = propertySymbol.declarations && propertySymbol.declarations[0]; + if (!oldDeclaration) { + return; + } + var propertyName = oldDeclaration.name; + var optionalToken = propertySymbol.flags & 67108864 /* Optional */ ? ts.createToken(54 /* QuestionToken */) : undefined; + if (propertySymbol.flags & (16 /* Function */ | 8192 /* Method */) && !getPropertiesOfObjectType(propertyType).length) { + var signatures = getSignaturesOfType(propertyType, 0 /* Call */); + for (var _e = 0, signatures_1 = signatures; _e < signatures_1.length; _e++) { + var signature = signatures_1[_e]; + var methodDeclaration = signatureToSignatureDeclarationHelper(signature, 149 /* MethodSignature */); + methodDeclaration.name = propertyName; + methodDeclaration.questionToken = optionalToken; + typeElements.push(methodDeclaration); + } + } + else { + // TODO(aozgaa): should we create a node with explicit or implict any? + var propertyTypeNode = propertyType ? typeToTypeNodeHelper(propertyType) : ts.createKeywordTypeNode(118 /* AnyKeyword */); + typeElements.push(ts.createPropertySignature(propertyName, optionalToken, propertyTypeNode, + /*initializer*/ undefined)); + } + } + return typeElements.length ? typeElements : undefined; + } + } + function indexInfoToIndexSignatureDeclarationHelper(indexInfo, kind) { + var indexerTypeNode = ts.createKeywordTypeNode(kind === 0 /* String */ ? 135 /* StringKeyword */ : 132 /* NumberKeyword */); + var name = ts.getNameFromIndexInfo(indexInfo); + var indexingParameter = ts.createParameter( + /*decorators*/ undefined, + /*modifiers*/ undefined, + /*dotDotDotToken*/ undefined, name, + /*questionToken*/ undefined, indexerTypeNode, + /*initializer*/ undefined); + var typeNode = typeToTypeNodeHelper(indexInfo.type); + return ts.createIndexSignatureDeclaration( + /*decorators*/ undefined, indexInfo.isReadonly ? [ts.createToken(130 /* ReadonlyKeyword */)] : undefined, [indexingParameter], typeNode); + } + function signatureToSignatureDeclarationHelper(signature, kind) { + var typeParameters = signature.typeParameters && signature.typeParameters.map(function (parameter) { return typeParameterToDeclaration(parameter); }); + var parameters = signature.parameters.map(function (parameter) { return symbolToParameterDeclaration(parameter); }); + var returnTypeNode; + if (signature.typePredicate) { + var typePredicate = signature.typePredicate; + var parameterName = typePredicate.kind === 1 /* Identifier */ ? ts.createIdentifier(typePredicate.parameterName) : ts.createThisTypeNode(); + var typeNode = typeToTypeNodeHelper(typePredicate.type); + returnTypeNode = ts.createTypePredicateNode(parameterName, typeNode); + } + else { + var returnType = getReturnTypeOfSignature(signature); + returnTypeNode = returnType && typeToTypeNodeHelper(returnType); + } + var returnTypeNodeExceptAny = returnTypeNode && returnTypeNode.kind !== 118 /* AnyKeyword */ ? returnTypeNode : undefined; + return ts.createSignatureDeclaration(kind, typeParameters, parameters, returnTypeNodeExceptAny); + } + function typeParameterToDeclaration(type) { + var constraint = getConstraintFromTypeParameter(type); + var constraintNode = constraint && typeToTypeNodeHelper(constraint); + var defaultParameter = getDefaultFromTypeParameter(type); + var defaultParameterNode = defaultParameter && typeToTypeNodeHelper(defaultParameter); + var name = symbolToName(type.symbol, /*expectsIdentifier*/ true); + return ts.createTypeParameterDeclaration(name, constraintNode, defaultParameterNode); + } + function symbolToParameterDeclaration(parameterSymbol) { + var parameterDeclaration = ts.getDeclarationOfKind(parameterSymbol, 145 /* Parameter */); + var parameterType = getTypeOfSymbol(parameterSymbol); + var parameterTypeNode = typeToTypeNodeHelper(parameterType); + // TODO(aozgaa): In the future, check initializer accessibility. + var parameterNode = ts.createParameter(parameterDeclaration.decorators, parameterDeclaration.modifiers, parameterDeclaration.dotDotDotToken && ts.createToken(23 /* DotDotDotToken */), + // Clone name to remove trivia. + ts.getSynthesizedClone(parameterDeclaration.name), parameterDeclaration.questionToken && ts.createToken(54 /* QuestionToken */), parameterTypeNode, parameterDeclaration.initializer); + return parameterNode; + } + function symbolToName(symbol, expectsIdentifier) { + // Try to get qualified name if the symbol is not a type parameter and there is an enclosing declaration. + var chain; + var isTypeParameter = symbol.flags & 262144 /* TypeParameter */; + if (!isTypeParameter && context.enclosingDeclaration) { + chain = getSymbolChain(symbol, 0 /* None */, /*endOfChain*/ true); + ts.Debug.assert(chain && chain.length > 0); + } + else { + chain = [symbol]; + } + if (expectsIdentifier && chain.length !== 1 + && !context.encounteredError + && !(context.flags & ts.NodeBuilderFlags.allowQualifedNameInPlaceOfIdentifier)) { + context.encounteredError = true; + } + return createEntityNameFromSymbolChain(chain, chain.length - 1); + function createEntityNameFromSymbolChain(chain, index) { + ts.Debug.assert(chain && 0 <= index && index < chain.length); + // const parentIndex = index - 1; + var symbol = chain[index]; + var typeParameterString = ""; + if (index > 0) { + var parentSymbol = chain[index - 1]; + var typeParameters = void 0; + if (getCheckFlags(symbol) & 1 /* Instantiated */) { + typeParameters = getTypeParametersOfClassOrInterface(parentSymbol); + } + else { + var targetSymbol = getTargetSymbol(parentSymbol); + if (targetSymbol.flags & (32 /* Class */ | 64 /* Interface */ | 524288 /* TypeAlias */)) { + typeParameters = getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol); + } + } + if (typeParameters && typeParameters.length > 0) { + if (!context.encounteredError && !(context.flags & ts.NodeBuilderFlags.allowTypeParameterInQualifiedName)) { + context.encounteredError = true; + } + var writer = ts.getSingleLineStringWriter(); + var displayBuilder = getSymbolDisplayBuilder(); + displayBuilder.buildDisplayForTypeParametersAndDelimiters(typeParameters, writer, context.enclosingDeclaration, 0); + typeParameterString = writer.string(); + ts.releaseStringWriter(writer); + } + } + var symbolName = getNameOfSymbol(symbol); + var symbolNameWithTypeParameters = typeParameterString.length > 0 ? symbolName + "<" + typeParameterString + ">" : symbolName; + var identifier = ts.createIdentifier(symbolNameWithTypeParameters); + return index > 0 ? ts.createQualifiedName(createEntityNameFromSymbolChain(chain, index - 1), identifier) : identifier; + } + /** @param endOfChain Set to false for recursive calls; non-recursive calls should always output something. */ + function getSymbolChain(symbol, meaning, endOfChain) { + var accessibleSymbolChain = getAccessibleSymbolChain(symbol, context.enclosingDeclaration, meaning, /*useOnlyExternalAliasing*/ false); + var parentSymbol; + if (!accessibleSymbolChain || + needsQualification(accessibleSymbolChain[0], context.enclosingDeclaration, accessibleSymbolChain.length === 1 ? meaning : getQualifiedLeftMeaning(meaning))) { + // Go up and add our parent. + var parent = getParentOfSymbol(accessibleSymbolChain ? accessibleSymbolChain[0] : symbol); + if (parent) { + var parentChain = getSymbolChain(parent, getQualifiedLeftMeaning(meaning), /*endOfChain*/ false); + if (parentChain) { + parentSymbol = parent; + accessibleSymbolChain = parentChain.concat(accessibleSymbolChain || [symbol]); + } + } + } + if (accessibleSymbolChain) { + return accessibleSymbolChain; + } + if ( + // If this is the last part of outputting the symbol, always output. The cases apply only to parent symbols. + endOfChain || + // If a parent symbol is an external module, don't write it. (We prefer just `x` vs `"foo/bar".x`.) + !(!parentSymbol && ts.forEach(symbol.declarations, hasExternalModuleSymbol)) && + // If a parent symbol is an anonymous type, don't write it. + !(symbol.flags & (2048 /* TypeLiteral */ | 4096 /* ObjectLiteral */))) { + return [symbol]; + } + } + function getNameOfSymbol(symbol) { + var declaration = ts.firstOrUndefined(symbol.declarations); + if (declaration) { + if (declaration.name) { + return ts.declarationNameToString(declaration.name); + } + if (declaration.parent && declaration.parent.kind === 225 /* VariableDeclaration */) { + return ts.declarationNameToString(declaration.parent.name); + } + if (!context.encounteredError && !(context.flags & ts.NodeBuilderFlags.allowAnonymousIdentifier)) { + context.encounteredError = true; + } + switch (declaration.kind) { + case 198 /* ClassExpression */: + return "(Anonymous class)"; + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: + return "(Anonymous function)"; + } + } + return symbol.name; + } + } + } function typePredicateToString(typePredicate, enclosingDeclaration, flags) { var writer = ts.getSingleLineStringWriter(); getSymbolDisplayBuilder().buildTypePredicateDisplay(typePredicate, writer, enclosingDeclaration, flags); @@ -25971,11 +27955,8 @@ var ts; } function getTypeAliasForTypeLiteral(type) { if (type.symbol && type.symbol.flags & 2048 /* TypeLiteral */) { - var node = type.symbol.declarations[0].parent; - while (node.kind === 166 /* ParenthesizedType */) { - node = node.parent; - } - if (node.kind === 228 /* TypeAliasDeclaration */) { + var node = ts.findAncestor(type.symbol.declarations[0].parent, function (n) { return n.kind !== 167 /* ParenthesizedType */; }); + if (node.kind === 230 /* TypeAliasDeclaration */) { return getSymbolOfNode(node); } } @@ -25983,29 +27964,32 @@ var ts; } function isTopLevelInExternalModuleAugmentation(node) { return node && node.parent && - node.parent.kind === 231 /* ModuleBlock */ && + node.parent.kind === 233 /* ModuleBlock */ && ts.isExternalModuleAugmentation(node.parent.parent); } function literalTypeToString(type) { return type.flags & 32 /* StringLiteral */ ? "\"" + ts.escapeString(type.text) + "\"" : type.text; } - function getSymbolDisplayBuilder() { - function getNameOfSymbol(symbol) { - if (symbol.declarations && symbol.declarations.length) { - var declaration = symbol.declarations[0]; - if (declaration.name) { - return ts.declarationNameToString(declaration.name); - } - switch (declaration.kind) { - case 197 /* ClassExpression */: - return "(Anonymous class)"; - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - return "(Anonymous function)"; - } + function getNameOfSymbol(symbol) { + if (symbol.declarations && symbol.declarations.length) { + var declaration = symbol.declarations[0]; + if (declaration.name) { + return ts.declarationNameToString(declaration.name); + } + if (declaration.parent && declaration.parent.kind === 225 /* VariableDeclaration */) { + return ts.declarationNameToString(declaration.parent.name); + } + switch (declaration.kind) { + case 198 /* ClassExpression */: + return "(Anonymous class)"; + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: + return "(Anonymous function)"; } - return symbol.name; } + return symbol.name; + } + function getSymbolDisplayBuilder() { /** * Writes only the name of the symbol out to the writer. Uses the original source text * for the name of the symbol if it is available to match how the user wrote the name. @@ -26047,7 +28031,7 @@ var ts; if (parentSymbol) { // Write type arguments of instantiated class/interface here if (flags & 1 /* WriteTypeParametersOrArguments */) { - if (symbol.flags & 16777216 /* Instantiated */) { + if (getCheckFlags(symbol) & 1 /* Instantiated */) { buildDisplayForTypeArgumentsAndDelimiters(getTypeParametersOfClassOrInterface(parentSymbol), symbol.mapper, writer, enclosingDeclaration); } else { @@ -26075,9 +28059,9 @@ var ts; if (!accessibleSymbolChain || needsQualification(accessibleSymbolChain[0], enclosingDeclaration, accessibleSymbolChain.length === 1 ? meaning : getQualifiedLeftMeaning(meaning))) { // Go up and add our parent. - var parent_5 = getParentOfSymbol(accessibleSymbolChain ? accessibleSymbolChain[0] : symbol); - if (parent_5) { - walkSymbol(parent_5, getQualifiedLeftMeaning(meaning), /*endOfChain*/ false); + var parent = getParentOfSymbol(accessibleSymbolChain ? accessibleSymbolChain[0] : symbol); + if (parent) { + walkSymbol(parent, getQualifiedLeftMeaning(meaning), /*endOfChain*/ false); } } if (accessibleSymbolChain) { @@ -26115,7 +28099,7 @@ var ts; function writeType(type, flags) { var nextFlags = flags & ~512 /* InTypeAlias */; // Write undefined/null type as any - if (type.flags & 16015 /* Intrinsic */) { + if (type.flags & 16793231 /* Intrinsic */) { // Special handling for unknown / resolving types, they should show up as any and not unknown or __resolving writer.writeKeyword(!(globalFlags & 16 /* WriteOwnNameForAnyLike */) && isTypeAny(type) ? "any" @@ -26142,7 +28126,7 @@ var ts; else if (!(flags & 512 /* InTypeAlias */) && type.aliasSymbol && isSymbolAccessible(type.aliasSymbol, enclosingDeclaration, 793064 /* Type */, /*shouldComputeAliasesToMakeVisible*/ false).accessibility === 0 /* Accessible */) { var typeArguments = type.aliasTypeArguments; - writeSymbolTypeReference(type.aliasSymbol, typeArguments, 0, typeArguments ? typeArguments.length : 0, nextFlags); + writeSymbolTypeReference(type.aliasSymbol, typeArguments, 0, ts.length(typeArguments), nextFlags); } else if (type.flags & 196608 /* UnionOrIntersection */) { writeUnionOrIntersectionType(type, nextFlags); @@ -26223,18 +28207,18 @@ var ts; var outerTypeParameters = type.target.outerTypeParameters; var i = 0; if (outerTypeParameters) { - var length_1 = outerTypeParameters.length; - while (i < length_1) { + var length_2 = outerTypeParameters.length; + while (i < length_2) { // Find group of type arguments for type parameters with the same declaring container. var start = i; - var parent_6 = getParentSymbolOfTypeParameter(outerTypeParameters[i]); + var parent = getParentSymbolOfTypeParameter(outerTypeParameters[i]); do { i++; - } while (i < length_1 && getParentSymbolOfTypeParameter(outerTypeParameters[i]) === parent_6); + } while (i < length_2 && getParentSymbolOfTypeParameter(outerTypeParameters[i]) === parent); // When type parameters are their own type arguments for the whole group (i.e. we have // the default outer type arguments), we don't show the group. if (!ts.rangeEquals(outerTypeParameters, typeArguments, start, i)) { - writeSymbolTypeReference(parent_6, typeArguments, start, i, flags); + writeSymbolTypeReference(parent, typeArguments, start, i, flags); writePunctuation(writer, 22 /* DotToken */); } } @@ -26261,7 +28245,8 @@ var ts; var symbol = type.symbol; if (symbol) { // Always use 'typeof T' for type of class, enum, and module objects - if (symbol.flags & (32 /* Class */ | 384 /* Enum */ | 512 /* ValueModule */)) { + if (symbol.flags & 32 /* Class */ && !getBaseTypeVariableOfClass(symbol) || + symbol.flags & (384 /* Enum */ | 512 /* ValueModule */)) { writeTypeOfSymbol(type, flags); } else if (shouldWriteTypeOfFunctionSymbol()) { @@ -26300,7 +28285,7 @@ var ts; var isNonLocalFunctionSymbol = !!(symbol.flags & 16 /* Function */) && (symbol.parent || ts.forEach(symbol.declarations, function (declaration) { - return declaration.parent.kind === 261 /* SourceFile */ || declaration.parent.kind === 231 /* ModuleBlock */; + return declaration.parent.kind === 264 /* SourceFile */ || declaration.parent.kind === 233 /* ModuleBlock */; })); if (isStaticMethodSymbol || isNonLocalFunctionSymbol) { // typeof is allowed only for static/non local functions @@ -26314,32 +28299,13 @@ var ts; writeSpace(writer); buildSymbolDisplay(type.symbol, writer, enclosingDeclaration, 107455 /* Value */, 0 /* None */, typeFormatFlags); } - function writeIndexSignature(info, keyword) { - if (info) { - if (info.isReadonly) { - writeKeyword(writer, 130 /* ReadonlyKeyword */); - writeSpace(writer); - } - writePunctuation(writer, 20 /* OpenBracketToken */); - writer.writeParameter(info.declaration ? ts.declarationNameToString(info.declaration.parameters[0].name) : "x"); - writePunctuation(writer, 55 /* ColonToken */); - writeSpace(writer); - writeKeyword(writer, keyword); - writePunctuation(writer, 21 /* CloseBracketToken */); - writePunctuation(writer, 55 /* ColonToken */); - writeSpace(writer); - writeType(info.type, 0 /* None */); - writePunctuation(writer, 24 /* SemicolonToken */); - writer.writeLine(); - } - } function writePropertyWithModifiers(prop) { if (isReadonlySymbol(prop)) { writeKeyword(writer, 130 /* ReadonlyKeyword */); writeSpace(writer); } buildSymbolDisplay(prop, writer); - if (prop.flags & 536870912 /* Optional */) { + if (prop.flags & 67108864 /* Optional */) { writePunctuation(writer, 54 /* QuestionToken */); } } @@ -26416,15 +28382,15 @@ var ts; writePunctuation(writer, 24 /* SemicolonToken */); writer.writeLine(); } - writeIndexSignature(resolved.stringIndexInfo, 134 /* StringKeyword */); - writeIndexSignature(resolved.numberIndexInfo, 132 /* NumberKeyword */); + buildIndexSignatureDisplay(resolved.stringIndexInfo, writer, 0 /* String */, enclosingDeclaration, globalFlags, symbolStack); + buildIndexSignatureDisplay(resolved.numberIndexInfo, writer, 1 /* Number */, enclosingDeclaration, globalFlags, symbolStack); for (var _d = 0, _e = resolved.properties; _d < _e.length; _d++) { var p = _e[_d]; var t = getTypeOfSymbol(p); if (p.flags & (16 /* Function */ | 8192 /* Method */) && !getPropertiesOfObjectType(t).length) { var signatures = getSignaturesOfType(t, 0 /* Call */); - for (var _f = 0, signatures_1 = signatures; _f < signatures_1.length; _f++) { - var signature = signatures_1[_f]; + for (var _f = 0, signatures_2 = signatures; _f < signatures_2.length; _f++) { + var signature = signatures_2[_f]; writePropertyWithModifiers(p); buildSignatureDisplay(signature, writer, enclosingDeclaration, globalFlagsToPass, /*kind*/ undefined, symbolStack); writePunctuation(writer, 24 /* SemicolonToken */); @@ -26483,33 +28449,44 @@ var ts; writeSpace(writer); buildTypeDisplay(constraint, writer, enclosingDeclaration, flags, symbolStack); } + var defaultType = getDefaultFromTypeParameter(tp); + if (defaultType) { + writeSpace(writer); + writePunctuation(writer, 57 /* EqualsToken */); + writeSpace(writer); + buildTypeDisplay(defaultType, writer, enclosingDeclaration, flags, symbolStack); + } } function buildParameterDisplay(p, writer, enclosingDeclaration, flags, symbolStack) { var parameterNode = p.valueDeclaration; - if (ts.isRestParameter(parameterNode)) { + if (parameterNode ? ts.isRestParameter(parameterNode) : isTransientSymbol(p) && p.isRestParameter) { writePunctuation(writer, 23 /* DotDotDotToken */); } - if (ts.isBindingPattern(parameterNode.name)) { + if (parameterNode && ts.isBindingPattern(parameterNode.name)) { buildBindingPatternDisplay(parameterNode.name, writer, enclosingDeclaration, flags, symbolStack); } else { appendSymbolNameOnly(p, writer); } - if (isOptionalParameter(parameterNode)) { + if (parameterNode && isOptionalParameter(parameterNode)) { writePunctuation(writer, 54 /* QuestionToken */); } writePunctuation(writer, 55 /* ColonToken */); writeSpace(writer); - buildTypeDisplay(getTypeOfSymbol(p), writer, enclosingDeclaration, flags, symbolStack); + var type = getTypeOfSymbol(p); + if (parameterNode && isRequiredInitializedParameter(parameterNode)) { + type = includeFalsyTypes(type, 2048 /* Undefined */); + } + buildTypeDisplay(type, writer, enclosingDeclaration, flags, symbolStack); } function buildBindingPatternDisplay(bindingPattern, writer, enclosingDeclaration, flags, symbolStack) { // We have to explicitly emit square bracket and bracket because these tokens are not stored inside the node. - if (bindingPattern.kind === 172 /* ObjectBindingPattern */) { + if (bindingPattern.kind === 173 /* ObjectBindingPattern */) { writePunctuation(writer, 16 /* OpenBraceToken */); buildDisplayForCommaSeparatedList(bindingPattern.elements, writer, function (e) { return buildBindingElementDisplay(e, writer, enclosingDeclaration, flags, symbolStack); }); writePunctuation(writer, 17 /* CloseBraceToken */); } - else if (bindingPattern.kind === 173 /* ArrayBindingPattern */) { + else if (bindingPattern.kind === 174 /* ArrayBindingPattern */) { writePunctuation(writer, 20 /* OpenBracketToken */); var elements = bindingPattern.elements; buildDisplayForCommaSeparatedList(elements, writer, function (e) { return buildBindingElementDisplay(e, writer, enclosingDeclaration, flags, symbolStack); }); @@ -26523,9 +28500,9 @@ var ts; if (ts.isOmittedExpression(bindingElement)) { return; } - ts.Debug.assert(bindingElement.kind === 174 /* BindingElement */); + ts.Debug.assert(bindingElement.kind === 175 /* BindingElement */); if (bindingElement.propertyName) { - writer.writeSymbol(ts.getTextOfNode(bindingElement.propertyName), bindingElement.symbol); + writer.writeProperty(ts.getTextOfNode(bindingElement.propertyName)); writePunctuation(writer, 55 /* ColonToken */); writeSpace(writer); } @@ -26597,6 +28574,10 @@ var ts; buildTypeDisplay(predicate.type, writer, enclosingDeclaration, flags, symbolStack); } function buildReturnTypeDisplay(signature, writer, enclosingDeclaration, flags, symbolStack) { + var returnType = getReturnTypeOfSignature(signature); + if (flags & 2048 /* SuppressAnyReturnType */ && isTypeAny(returnType)) { + return; + } if (flags & 8 /* WriteArrowStyleSignature */) { writeSpace(writer); writePunctuation(writer, 35 /* EqualsGreaterThanToken */); @@ -26609,7 +28590,6 @@ var ts; buildTypePredicateDisplay(signature.typePredicate, writer, enclosingDeclaration, flags, symbolStack); } else { - var returnType = getReturnTypeOfSignature(signature); buildTypeDisplay(returnType, writer, enclosingDeclaration, flags, symbolStack); } } @@ -26629,6 +28609,32 @@ var ts; buildDisplayForParametersAndDelimiters(signature.thisParameter, signature.parameters, writer, enclosingDeclaration, flags, symbolStack); buildReturnTypeDisplay(signature, writer, enclosingDeclaration, flags, symbolStack); } + function buildIndexSignatureDisplay(info, writer, kind, enclosingDeclaration, globalFlags, symbolStack) { + if (info) { + if (info.isReadonly) { + writeKeyword(writer, 130 /* ReadonlyKeyword */); + writeSpace(writer); + } + writePunctuation(writer, 20 /* OpenBracketToken */); + writer.writeParameter(info.declaration ? ts.declarationNameToString(info.declaration.parameters[0].name) : "x"); + writePunctuation(writer, 55 /* ColonToken */); + writeSpace(writer); + switch (kind) { + case 1 /* Number */: + writeKeyword(writer, 132 /* NumberKeyword */); + break; + case 0 /* String */: + writeKeyword(writer, 135 /* StringKeyword */); + break; + } + writePunctuation(writer, 21 /* CloseBracketToken */); + writePunctuation(writer, 55 /* ColonToken */); + writeSpace(writer); + buildTypeDisplay(info.type, writer, enclosingDeclaration, globalFlags, symbolStack); + writePunctuation(writer, 24 /* SemicolonToken */); + writer.writeLine(); + } + } return _displayBuilder || (_displayBuilder = { buildSymbolDisplay: buildSymbolDisplay, buildTypeDisplay: buildTypeDisplay, @@ -26639,6 +28645,7 @@ var ts; buildDisplayForTypeParametersAndDelimiters: buildDisplayForTypeParametersAndDelimiters, buildTypeParameterDisplayFromSymbol: buildTypeParameterDisplayFromSymbol, buildSignatureDisplay: buildSignatureDisplay, + buildIndexSignatureDisplay: buildIndexSignatureDisplay, buildReturnTypeDisplay: buildReturnTypeDisplay }); } @@ -26653,75 +28660,76 @@ var ts; return false; function determineIfDeclarationIsVisible() { switch (node.kind) { - case 174 /* BindingElement */: + case 175 /* BindingElement */: return isDeclarationVisible(node.parent.parent); - case 223 /* VariableDeclaration */: + case 225 /* VariableDeclaration */: if (ts.isBindingPattern(node.name) && !node.name.elements.length) { // If the binding pattern is empty, this variable declaration is not visible return false; } - // Otherwise fall through - case 230 /* ModuleDeclaration */: - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 225 /* FunctionDeclaration */: - case 229 /* EnumDeclaration */: - case 234 /* ImportEqualsDeclaration */: + // falls through + case 232 /* ModuleDeclaration */: + case 228 /* ClassDeclaration */: + case 229 /* InterfaceDeclaration */: + case 230 /* TypeAliasDeclaration */: + case 227 /* FunctionDeclaration */: + case 231 /* EnumDeclaration */: + case 236 /* ImportEqualsDeclaration */: // external module augmentation is always visible if (ts.isExternalModuleAugmentation(node)) { return true; } - var parent_7 = getDeclarationContainer(node); + var parent = getDeclarationContainer(node); // If the node is not exported or it is not ambient module element (except import declaration) if (!(ts.getCombinedModifierFlags(node) & 1 /* Export */) && - !(node.kind !== 234 /* ImportEqualsDeclaration */ && parent_7.kind !== 261 /* SourceFile */ && ts.isInAmbientContext(parent_7))) { - return isGlobalSourceFile(parent_7); + !(node.kind !== 236 /* ImportEqualsDeclaration */ && parent.kind !== 264 /* SourceFile */ && ts.isInAmbientContext(parent))) { + return isGlobalSourceFile(parent); } // Exported members/ambient module elements (exception import declaration) are visible if parent is visible - return isDeclarationVisible(parent_7); - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + return isDeclarationVisible(parent); + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: if (ts.getModifierFlags(node) & (8 /* Private */ | 16 /* Protected */)) { // Private/protected properties/methods are not visible return false; } - // Public properties/methods are visible if its parents are visible, so const it fall into next case statement - case 150 /* Constructor */: - case 154 /* ConstructSignature */: - case 153 /* CallSignature */: - case 155 /* IndexSignature */: - case 144 /* Parameter */: - case 231 /* ModuleBlock */: - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 161 /* TypeLiteral */: - case 157 /* TypeReference */: - case 162 /* ArrayType */: - case 163 /* TupleType */: - case 164 /* UnionType */: - case 165 /* IntersectionType */: - case 166 /* ParenthesizedType */: + // Public properties/methods are visible if its parents are visible, so: + // falls through + case 151 /* Constructor */: + case 155 /* ConstructSignature */: + case 154 /* CallSignature */: + case 156 /* IndexSignature */: + case 145 /* Parameter */: + case 233 /* ModuleBlock */: + case 159 /* FunctionType */: + case 160 /* ConstructorType */: + case 162 /* TypeLiteral */: + case 158 /* TypeReference */: + case 163 /* ArrayType */: + case 164 /* TupleType */: + case 165 /* UnionType */: + case 166 /* IntersectionType */: + case 167 /* ParenthesizedType */: return isDeclarationVisible(node.parent); // Default binding, import specifier and namespace import is visible // only on demand so by default it is not visible - case 236 /* ImportClause */: - case 237 /* NamespaceImport */: - case 239 /* ImportSpecifier */: + case 238 /* ImportClause */: + case 239 /* NamespaceImport */: + case 241 /* ImportSpecifier */: return false; // Type parameters are always visible - case 143 /* TypeParameter */: + case 144 /* TypeParameter */: // Source file and namespace export are always visible - case 261 /* SourceFile */: - case 233 /* NamespaceExportDeclaration */: + case 264 /* SourceFile */: + case 235 /* NamespaceExportDeclaration */: return true; // Export assignments do not create name bindings outside the module - case 240 /* ExportAssignment */: + case 242 /* ExportAssignment */: return false; default: return false; @@ -26730,10 +28738,10 @@ var ts; } function collectLinkedAliases(node) { var exportSymbol; - if (node.parent && node.parent.kind === 240 /* ExportAssignment */) { + if (node.parent && node.parent.kind === 242 /* ExportAssignment */) { exportSymbol = resolveName(node.parent, node.text, 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */ | 8388608 /* Alias */, ts.Diagnostics.Cannot_find_name_0, node); } - else if (node.parent.kind === 243 /* ExportSpecifier */) { + else if (node.parent.kind === 245 /* ExportSpecifier */) { var exportSpecifier = node.parent; exportSymbol = exportSpecifier.parent.parent.moduleSpecifier ? getExternalModuleMember(exportSpecifier.parent.parent, exportSpecifier) : @@ -26778,8 +28786,8 @@ var ts; var resolutionCycleStartIndex = findResolutionCycleStartIndex(target, propertyName); if (resolutionCycleStartIndex >= 0) { // A cycle was found - var length_2 = resolutionTargets.length; - for (var i = resolutionCycleStartIndex; i < length_2; i++) { + var length_3 = resolutionTargets.length; + for (var i = resolutionCycleStartIndex; i < length_3; i++) { resolutionResults[i] = false; } return false; @@ -26823,21 +28831,20 @@ var ts; return resolutionResults.pop(); } function getDeclarationContainer(node) { - node = ts.getRootDeclaration(node); - while (node) { + node = ts.findAncestor(ts.getRootDeclaration(node), function (node) { switch (node.kind) { - case 223 /* VariableDeclaration */: - case 224 /* VariableDeclarationList */: - case 239 /* ImportSpecifier */: - case 238 /* NamedImports */: - case 237 /* NamespaceImport */: - case 236 /* ImportClause */: - node = node.parent; - break; + case 225 /* VariableDeclaration */: + case 226 /* VariableDeclarationList */: + case 241 /* ImportSpecifier */: + case 240 /* NamedImports */: + case 239 /* NamespaceImport */: + case 238 /* ImportClause */: + return false; default: - return node.parent; + return true; } - } + }); + return node && node.parent; } function getTypeOfPrototypeProperty(prototype) { // TypeScript 1.0 spec (April 2014): 8.4 @@ -26855,9 +28862,6 @@ var ts; function isTypeAny(type) { return type && (type.flags & 1 /* Any */) !== 0; } - function isTypeNever(type) { - return type && (type.flags & 8192 /* Never */) !== 0; - } // Return the type of a binding element parent. We check SymbolLinks first to see if a type has been // assigned by contextual typing. function getTypeForBindingElementParent(node) { @@ -26865,24 +28869,29 @@ var ts; return symbol && getSymbolLinks(symbol).type || getTypeForVariableLikeDeclaration(node, /*includeOptionality*/ false); } function isComputedNonLiteralName(name) { - return name.kind === 142 /* ComputedPropertyName */ && !ts.isStringOrNumericLiteral(name.expression); + return name.kind === 143 /* ComputedPropertyName */ && !ts.isStringOrNumericLiteral(name.expression); } function getRestType(source, properties, symbol) { - ts.Debug.assert(!!(source.flags & 32768 /* Object */), "Rest types only support object types right now."); + source = filterType(source, function (t) { return !(t.flags & 6144 /* Nullable */); }); + if (source.flags & 8192 /* Never */) { + return emptyObjectType; + } + if (source.flags & 65536 /* Union */) { + return mapType(source, function (t) { return getRestType(t, properties, symbol); }); + } var members = ts.createMap(); var names = ts.createMap(); - for (var _i = 0, properties_2 = properties; _i < properties_2.length; _i++) { - var name_17 = properties_2[_i]; - names[ts.getTextOfPropertyName(name_17)] = true; + for (var _i = 0, properties_3 = properties; _i < properties_3.length; _i++) { + var name = properties_3[_i]; + names.set(ts.getTextOfPropertyName(name), true); } for (var _a = 0, _b = getPropertiesOfType(source); _a < _b.length; _a++) { var prop = _b[_a]; - var inNamesToRemove = prop.name in names; + var inNamesToRemove = names.has(prop.name); var isPrivate = getDeclarationModifierFlagsFromSymbol(prop) & (8 /* Private */ | 16 /* Protected */); - var isMethod = prop.flags & 8192 /* Method */; var isSetOnlyAccessor = prop.flags & 65536 /* SetAccessor */ && !(prop.flags & 32768 /* GetAccessor */); - if (!inNamesToRemove && !isPrivate && !isMethod && !isSetOnlyAccessor) { - members[prop.name] = prop; + if (!inNamesToRemove && !isPrivate && !isClassMethod(prop) && !isSetOnlyAccessor) { + members.set(prop.name, prop); } } var stringIndexInfo = getIndexInfoOfType(source, 0 /* String */); @@ -26907,9 +28916,9 @@ var ts; return parentType; } var type; - if (pattern.kind === 172 /* ObjectBindingPattern */) { + if (pattern.kind === 173 /* ObjectBindingPattern */) { if (declaration.dotDotDotToken) { - if (!(parentType.flags & 32768 /* Object */)) { + if (!isValidSpreadType(parentType)) { error(declaration, ts.Diagnostics.Rest_types_may_only_be_created_from_object_types); return unknownType; } @@ -26924,8 +28933,8 @@ var ts; } else { // Use explicitly specified property name ({ p: xxx } form), or otherwise the implied name ({ p } form) - var name_18 = declaration.propertyName || declaration.name; - if (isComputedNonLiteralName(name_18)) { + var name = declaration.propertyName || declaration.name; + if (isComputedNonLiteralName(name)) { // computed properties with non-literal names are treated as 'any' return anyType; } @@ -26934,12 +28943,12 @@ var ts; } // Use type of the specified property, or otherwise, for a numeric name, the type of the numeric index signature, // or otherwise the type of the string index signature. - var text = ts.getTextOfPropertyName(name_18); + var text = ts.getTextOfPropertyName(name); type = getTypeOfPropertyOfType(parentType, text) || isNumericLiteralName(text) && getIndexTypeOfType(parentType, 1 /* Number */) || getIndexTypeOfType(parentType, 0 /* String */); if (!type) { - error(name_18, ts.Diagnostics.Type_0_has_no_property_1_and_no_string_index_signature, typeToString(parentType), ts.declarationNameToString(name_18)); + error(name, ts.Diagnostics.Type_0_has_no_property_1_and_no_string_index_signature, typeToString(parentType), ts.declarationNameToString(name)); return unknownType; } } @@ -26948,7 +28957,7 @@ var ts; // This elementType will be used if the specific property corresponding to this index is not // present (aka the tuple element property). This call also checks that the parentType is in // fact an iterable or array (depending on target language). - var elementType = checkIteratedTypeOrElementType(parentType, pattern, /*allowStringInput*/ false); + var elementType = checkIteratedTypeOrElementType(parentType, pattern, /*allowStringInput*/ false, /*allowAsyncIterable*/ false); if (declaration.dotDotDotToken) { // Rest element has an array type with the same element type as the parent type type = createArrayType(elementType); @@ -26979,7 +28988,7 @@ var ts; getUnionType([type, checkExpressionCached(declaration.initializer)], /*subtypeReduction*/ true) : type; } - function getTypeForVariableLikeDeclarationFromJSDocComment(declaration) { + function getTypeForDeclarationFromJSDocComment(declaration) { var jsdocType = ts.getJSDocType(declaration); if (jsdocType) { return getTypeFromTypeNode(jsdocType); @@ -26992,44 +29001,46 @@ var ts; } function isEmptyArrayLiteral(node) { var expr = ts.skipParentheses(node); - return expr.kind === 175 /* ArrayLiteralExpression */ && expr.elements.length === 0; + return expr.kind === 176 /* ArrayLiteralExpression */ && expr.elements.length === 0; } function addOptionality(type, optional) { return strictNullChecks && optional ? includeFalsyTypes(type, 2048 /* Undefined */) : type; } // Return the inferred type for a variable, parameter, or property declaration function getTypeForVariableLikeDeclaration(declaration, includeOptionality) { - if (declaration.flags & 2097152 /* JavaScriptFile */) { + if (declaration.flags & 65536 /* JavaScriptFile */) { // If this is a variable in a JavaScript file, then use the JSDoc type (if it has // one as its type), otherwise fallback to the below standard TS codepaths to // try to figure it out. - var type = getTypeForVariableLikeDeclarationFromJSDocComment(declaration); + var type = getTypeForDeclarationFromJSDocComment(declaration); if (type && type !== unknownType) { return type; } } // A variable declared in a for..in statement is of type string, or of type keyof T when the // right hand expression is of a type parameter type. - if (declaration.parent.parent.kind === 212 /* ForInStatement */) { + if (declaration.parent.parent.kind === 214 /* ForInStatement */) { var indexType = getIndexType(checkNonNullExpression(declaration.parent.parent.expression)); return indexType.flags & (16384 /* TypeParameter */ | 262144 /* Index */) ? indexType : stringType; } - if (declaration.parent.parent.kind === 213 /* ForOfStatement */) { + if (declaration.parent.parent.kind === 215 /* ForOfStatement */) { // checkRightHandSideOfForOf will return undefined if the for-of expression type was // missing properties/signatures required to get its iteratedType (like // [Symbol.iterator] or next). This may be because we accessed properties from anyType, // or it may have led to an error inside getElementTypeOfIterable. - return checkRightHandSideOfForOf(declaration.parent.parent.expression) || anyType; + var forOfStatement = declaration.parent.parent; + return checkRightHandSideOfForOf(forOfStatement.expression, forOfStatement.awaitModifier) || anyType; } if (ts.isBindingPattern(declaration.parent)) { return getTypeForBindingElement(declaration); } // Use type from type annotation if one is present if (declaration.type) { - return addOptionality(getTypeFromTypeNode(declaration.type), /*optional*/ declaration.questionToken && includeOptionality); + var declaredType = getTypeFromTypeNode(declaration.type); + return addOptionality(declaredType, /*optional*/ declaration.questionToken && includeOptionality); } - if ((compilerOptions.noImplicitAny || declaration.flags & 2097152 /* JavaScriptFile */) && - declaration.kind === 223 /* VariableDeclaration */ && !ts.isBindingPattern(declaration.name) && + if ((noImplicitAny || declaration.flags & 65536 /* JavaScriptFile */) && + declaration.kind === 225 /* VariableDeclaration */ && !ts.isBindingPattern(declaration.name) && !(ts.getCombinedModifierFlags(declaration) & 1 /* Export */) && !ts.isInAmbientContext(declaration)) { // If --noImplicitAny is on or the declaration is in a Javascript file, // use control flow tracked 'any' type for non-ambient, non-exported var or let variables with no @@ -27043,11 +29054,11 @@ var ts; return autoArrayType; } } - if (declaration.kind === 144 /* Parameter */) { + if (declaration.kind === 145 /* Parameter */) { var func = declaration.parent; // For a parameter of a set accessor, use the type of the get accessor if one is present - if (func.kind === 152 /* SetAccessor */ && !ts.hasDynamicName(func)) { - var getter = ts.getDeclarationOfKind(declaration.parent.symbol, 151 /* GetAccessor */); + if (func.kind === 153 /* SetAccessor */ && !ts.hasDynamicName(func)) { + var getter = ts.getDeclarationOfKind(declaration.parent.symbol, 152 /* GetAccessor */); if (getter) { var getterSignature = getSignatureFromDeclaration(getter); var thisParameter = getAccessorThisParameter(func); @@ -27076,8 +29087,13 @@ var ts; var type = checkDeclarationInitializer(declaration); return addOptionality(type, /*optional*/ declaration.questionToken && includeOptionality); } + if (ts.isJsxAttribute(declaration)) { + // if JSX attribute doesn't have initializer, by default the attribute will have boolean value of true. + // I.e <Elem attr /> is sugar for <Elem attr={true} /> + return trueType; + } // If it is a short-hand property assignment, use the type of the identifier - if (declaration.kind === 258 /* ShorthandPropertyAssignment */) { + if (declaration.kind === 261 /* ShorthandPropertyAssignment */) { return checkIdentifier(declaration.name); } // If the declaration specifies a binding pattern, use the type implied by the binding pattern @@ -27087,6 +29103,38 @@ var ts; // No type specified and nothing can be inferred return undefined; } + function getWidenedTypeFromJSSpecialPropertyDeclarations(symbol) { + var types = []; + var definedInConstructor = false; + var definedInMethod = false; + for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { + var declaration = _a[_i]; + var expression = declaration.kind === 193 /* BinaryExpression */ ? declaration : + declaration.kind === 178 /* PropertyAccessExpression */ ? ts.getAncestor(declaration, 193 /* BinaryExpression */) : + undefined; + if (!expression) { + return unknownType; + } + if (ts.isPropertyAccessExpression(expression.left) && expression.left.expression.kind === 98 /* ThisKeyword */) { + if (ts.getThisContainer(expression, /*includeArrowFunctions*/ false).kind === 151 /* Constructor */) { + definedInConstructor = true; + } + else { + definedInMethod = true; + } + } + if (expression.flags & 65536 /* JavaScriptFile */) { + // If there is a JSDoc type, use it + var type = getTypeForDeclarationFromJSDocComment(expression.parent); + if (type && type !== unknownType) { + types.push(getWidenedType(type)); + continue; + } + } + types.push(getWidenedLiteralType(checkExpressionCached(expression.right))); + } + return getWidenedType(addOptionality(getUnionType(types, /*subtypeReduction*/ true), definedInMethod && !definedInConstructor)); + } // Return the type implied by a binding pattern element. This is the type of the initializer of the element if // one is present. Otherwise, if the element is itself a binding pattern, it is the type implied by the binding // pattern. Otherwise, it is the type any. @@ -27097,7 +29145,7 @@ var ts; if (ts.isBindingPattern(element.name)) { return getTypeFromBindingPattern(element.name, includePatternInType, reportErrors); } - if (reportErrors && compilerOptions.noImplicitAny && !declarationBelongsToPrivateAmbientMember(element)) { + if (reportErrors && noImplicitAny && !declarationBelongsToPrivateAmbientMember(element)) { reportImplicitAnyError(element, anyType); } return anyType; @@ -27105,22 +29153,27 @@ var ts; // Return the type implied by an object binding pattern function getTypeFromObjectBindingPattern(pattern, includePatternInType, reportErrors) { var members = ts.createMap(); + var stringIndexInfo; var hasComputedProperties = false; ts.forEach(pattern.elements, function (e) { var name = e.propertyName || e.name; - if (isComputedNonLiteralName(name) || e.dotDotDotToken) { - // do not include computed properties or rests in the implied type + if (isComputedNonLiteralName(name)) { + // do not include computed properties in the implied type hasComputedProperties = true; return; } + if (e.dotDotDotToken) { + stringIndexInfo = createIndexInfo(anyType, /*isReadonly*/ false); + return; + } var text = ts.getTextOfPropertyName(name); - var flags = 4 /* Property */ | 67108864 /* Transient */ | (e.initializer ? 536870912 /* Optional */ : 0); + var flags = 4 /* Property */ | (e.initializer ? 67108864 /* Optional */ : 0); var symbol = createSymbol(flags, text); symbol.type = getTypeFromBindingElement(e, includePatternInType, reportErrors); symbol.bindingElement = e; - members[symbol.name] = symbol; + members.set(symbol.name, symbol); }); - var result = createAnonymousType(undefined, members, emptyArray, emptyArray, undefined, undefined); + var result = createAnonymousType(undefined, members, emptyArray, emptyArray, stringIndexInfo, undefined); if (includePatternInType) { result.pattern = pattern; } @@ -27153,7 +29206,7 @@ var ts; // parameter with no type annotation or initializer, the type implied by the binding pattern becomes the type of // the parameter. function getTypeFromBindingPattern(pattern, includePatternInType, reportErrors) { - return pattern.kind === 172 /* ObjectBindingPattern */ + return pattern.kind === 173 /* ObjectBindingPattern */ ? getTypeFromObjectBindingPattern(pattern, includePatternInType, reportErrors) : getTypeFromArrayBindingPattern(pattern, includePatternInType, reportErrors); } @@ -27175,7 +29228,7 @@ var ts; // During a normal type check we'll never get to here with a property assignment (the check of the containing // object literal uses a different path). We exclude widening only so that language services and type verification // tools see the actual type. - if (declaration.kind === 257 /* PropertyAssignment */) { + if (declaration.kind === 260 /* PropertyAssignment */) { return type; } return getWidenedType(type); @@ -27183,7 +29236,7 @@ var ts; // Rest parameters default to type any[], other parameters default to type any type = declaration.dotDotDotToken ? anyArrayType : anyType; // Report implicit any errors unless this is a private property within an ambient declaration - if (reportErrors && compilerOptions.noImplicitAny) { + if (reportErrors && noImplicitAny) { if (!declarationBelongsToPrivateAmbientMember(declaration)) { reportImplicitAnyError(declaration, type); } @@ -27192,14 +29245,14 @@ var ts; } function declarationBelongsToPrivateAmbientMember(declaration) { var root = ts.getRootDeclaration(declaration); - var memberDeclaration = root.kind === 144 /* Parameter */ ? root.parent : root; + var memberDeclaration = root.kind === 145 /* Parameter */ ? root.parent : root; return isPrivateWithinAmbient(memberDeclaration); } function getTypeOfVariableOrParameterOrProperty(symbol) { var links = getSymbolLinks(symbol); if (!links.type) { // Handle prototype property - if (symbol.flags & 134217728 /* Prototype */) { + if (symbol.flags & 16777216 /* Prototype */) { return links.type = getTypeOfPrototypeProperty(symbol); } // Handle catch clause variables @@ -27208,10 +29261,10 @@ var ts; return links.type = anyType; } // Handle export default expressions - if (declaration.kind === 240 /* ExportAssignment */) { + if (declaration.kind === 242 /* ExportAssignment */) { return links.type = checkExpression(declaration.expression); } - if (declaration.flags & 2097152 /* JavaScriptFile */ && declaration.kind === 286 /* JSDocPropertyTag */ && declaration.typeExpression) { + if (declaration.flags & 65536 /* JavaScriptFile */ && declaration.kind === 290 /* JSDocPropertyTag */ && declaration.typeExpression) { return links.type = getTypeFromTypeNode(declaration.typeExpression.type); } // Handle variable, parameter or property @@ -27224,36 +29277,15 @@ var ts; // * exports.p = expr // * this.p = expr // * className.prototype.method = expr - if (declaration.kind === 192 /* BinaryExpression */ || - declaration.kind === 177 /* PropertyAccessExpression */ && declaration.parent.kind === 192 /* BinaryExpression */) { - // Use JS Doc type if present on parent expression statement - if (declaration.flags & 2097152 /* JavaScriptFile */) { - var jsdocType = ts.getJSDocType(declaration.parent); - if (jsdocType) { - return links.type = getTypeFromTypeNode(jsdocType); - } - } - var declaredTypes = ts.map(symbol.declarations, function (decl) { return decl.kind === 192 /* BinaryExpression */ ? - checkExpressionCached(decl.right) : - checkExpressionCached(decl.parent.right); }); - type = getUnionType(declaredTypes, /*subtypeReduction*/ true); + if (declaration.kind === 193 /* BinaryExpression */ || + declaration.kind === 178 /* PropertyAccessExpression */ && declaration.parent.kind === 193 /* BinaryExpression */) { + type = getWidenedTypeFromJSSpecialPropertyDeclarations(symbol); } else { type = getWidenedTypeForVariableLikeDeclaration(declaration, /*reportErrors*/ true); } if (!popTypeResolution()) { - if (symbol.valueDeclaration.type) { - // Variable has type annotation that circularly references the variable itself - type = unknownType; - error(symbol.valueDeclaration, ts.Diagnostics._0_is_referenced_directly_or_indirectly_in_its_own_type_annotation, symbolToString(symbol)); - } - else { - // Variable has initializer that circularly references the variable itself - type = anyType; - if (compilerOptions.noImplicitAny) { - error(symbol.valueDeclaration, ts.Diagnostics._0_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_and_is_referenced_directly_or_indirectly_in_its_own_initializer, symbolToString(symbol)); - } - } + type = reportCircularityError(symbol); } links.type = type; } @@ -27261,7 +29293,7 @@ var ts; } function getAnnotatedAccessorType(accessor) { if (accessor) { - if (accessor.kind === 151 /* GetAccessor */) { + if (accessor.kind === 152 /* GetAccessor */) { return accessor.type && getTypeFromTypeNode(accessor.type); } else { @@ -27281,10 +29313,10 @@ var ts; function getTypeOfAccessors(symbol) { var links = getSymbolLinks(symbol); if (!links.type) { - var getter = ts.getDeclarationOfKind(symbol, 151 /* GetAccessor */); - var setter = ts.getDeclarationOfKind(symbol, 152 /* SetAccessor */); - if (getter && getter.flags & 2097152 /* JavaScriptFile */) { - var jsDocType = getTypeForVariableLikeDeclarationFromJSDocComment(getter); + var getter = ts.getDeclarationOfKind(symbol, 152 /* GetAccessor */); + var setter = ts.getDeclarationOfKind(symbol, 153 /* SetAccessor */); + if (getter && getter.flags & 65536 /* JavaScriptFile */) { + var jsDocType = getTypeForDeclarationFromJSDocComment(getter); if (jsDocType) { return links.type = jsDocType; } @@ -27310,7 +29342,7 @@ var ts; type = getReturnTypeFromBody(getter); } else { - if (compilerOptions.noImplicitAny) { + if (noImplicitAny) { if (setter) { error(setter, ts.Diagnostics.Property_0_implicitly_has_type_any_because_its_set_accessor_lacks_a_parameter_type_annotation, symbolToString(symbol)); } @@ -27325,8 +29357,8 @@ var ts; } if (!popTypeResolution()) { type = anyType; - if (compilerOptions.noImplicitAny) { - var getter_1 = ts.getDeclarationOfKind(symbol, 151 /* GetAccessor */); + if (noImplicitAny) { + var getter_1 = ts.getDeclarationOfKind(symbol, 152 /* GetAccessor */); error(getter_1, ts.Diagnostics._0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions, symbolToString(symbol)); } } @@ -27334,6 +29366,10 @@ var ts; } return links.type; } + function getBaseTypeVariableOfClass(symbol) { + var baseConstructorType = getBaseConstructorTypeOfClass(getDeclaredTypeOfClassOrInterface(symbol)); + return baseConstructorType.flags & 540672 /* TypeVariable */ ? baseConstructorType : undefined; + } function getTypeOfFuncClassEnumModule(symbol) { var links = getSymbolLinks(symbol); if (!links.type) { @@ -27342,8 +29378,13 @@ var ts; } else { var type = createObjectType(16 /* Anonymous */, symbol); - links.type = strictNullChecks && symbol.flags & 536870912 /* Optional */ ? - includeFalsyTypes(type, 2048 /* Undefined */) : type; + if (symbol.flags & 32 /* Class */) { + var baseTypeVariable = getBaseTypeVariableOfClass(symbol); + links.type = baseTypeVariable ? getIntersectionType([type, baseTypeVariable]) : type; + } + else { + links.type = strictNullChecks && symbol.flags & 67108864 /* Optional */ ? includeFalsyTypes(type, 2048 /* Undefined */) : type; + } } } return links.type; @@ -27373,12 +29414,39 @@ var ts; function getTypeOfInstantiatedSymbol(symbol) { var links = getSymbolLinks(symbol); if (!links.type) { - links.type = instantiateType(getTypeOfSymbol(links.target), links.mapper); + if (symbolInstantiationDepth === 100) { + error(symbol.valueDeclaration, ts.Diagnostics.Generic_type_instantiation_is_excessively_deep_and_possibly_infinite); + links.type = unknownType; + } + else { + if (!pushTypeResolution(symbol, 0 /* Type */)) { + return unknownType; + } + symbolInstantiationDepth++; + var type = instantiateType(getTypeOfSymbol(links.target), links.mapper); + symbolInstantiationDepth--; + if (!popTypeResolution()) { + type = reportCircularityError(symbol); + } + links.type = type; + } } return links.type; } + function reportCircularityError(symbol) { + // Check if variable has type annotation that circularly references the variable itself + if (symbol.valueDeclaration.type) { + error(symbol.valueDeclaration, ts.Diagnostics._0_is_referenced_directly_or_indirectly_in_its_own_type_annotation, symbolToString(symbol)); + return unknownType; + } + // Otherwise variable has initializer that circularly references the variable itself + if (noImplicitAny) { + error(symbol.valueDeclaration, ts.Diagnostics._0_implicitly_has_type_any_because_it_does_not_have_a_type_annotation_and_is_referenced_directly_or_indirectly_in_its_own_initializer, symbolToString(symbol)); + } + return anyType; + } function getTypeOfSymbol(symbol) { - if (symbol.flags & 16777216 /* Instantiated */) { + if (getCheckFlags(symbol) & 1 /* Instantiated */) { return getTypeOfInstantiatedSymbol(symbol); } if (symbol.flags & (3 /* Variable */ | 4 /* Property */)) { @@ -27398,22 +29466,33 @@ var ts; } return unknownType; } + function isReferenceToType(type, target) { + return type !== undefined + && target !== undefined + && (getObjectFlags(type) & 4 /* Reference */) !== 0 + && type.target === target; + } function getTargetType(type) { return getObjectFlags(type) & 4 /* Reference */ ? type.target : type; } function hasBaseType(type, checkBase) { return check(type); function check(type) { - var target = getTargetType(type); - return target === checkBase || ts.forEach(getBaseTypes(target), check); + if (getObjectFlags(type) & (3 /* ClassOrInterface */ | 4 /* Reference */)) { + var target = getTargetType(type); + return target === checkBase || ts.forEach(getBaseTypes(target), check); + } + else if (type.flags & 131072 /* Intersection */) { + return ts.forEach(type.types, check); + } } } // Appends the type parameters given by a list of declarations to a set of type parameters and returns the resulting set. // The function allocates a new array if the input type parameter set is undefined, but otherwise it modifies the set // in-place and returns the same array. function appendTypeParameters(typeParameters, declarations) { - for (var _i = 0, declarations_2 = declarations; _i < declarations_2.length; _i++) { - var declaration = declarations_2[_i]; + for (var _i = 0, declarations_3 = declarations; _i < declarations_3.length; _i++) { + var declaration = declarations_3[_i]; var tp = getDeclaredTypeOfTypeParameter(getSymbolOfNode(declaration)); if (!typeParameters) { typeParameters = [tp]; @@ -27433,9 +29512,9 @@ var ts; if (!node) { return typeParameters; } - if (node.kind === 226 /* ClassDeclaration */ || node.kind === 197 /* ClassExpression */ || - node.kind === 225 /* FunctionDeclaration */ || node.kind === 184 /* FunctionExpression */ || - node.kind === 149 /* MethodDeclaration */ || node.kind === 185 /* ArrowFunction */) { + if (node.kind === 228 /* ClassDeclaration */ || node.kind === 198 /* ClassExpression */ || + node.kind === 227 /* FunctionDeclaration */ || node.kind === 185 /* FunctionExpression */ || + node.kind === 150 /* MethodDeclaration */ || node.kind === 186 /* ArrowFunction */) { var declarations = node.typeParameters; if (declarations) { return appendTypeParameters(appendOuterTypeParameters(typeParameters, node), declarations); @@ -27445,8 +29524,8 @@ var ts; } // The outer type parameters are those defined by enclosing generic classes, methods, or functions. function getOuterTypeParametersOfClassOrInterface(symbol) { - var declaration = symbol.flags & 32 /* Class */ ? symbol.valueDeclaration : ts.getDeclarationOfKind(symbol, 227 /* InterfaceDeclaration */); - return appendOuterTypeParameters(undefined, declaration); + var declaration = symbol.flags & 32 /* Class */ ? symbol.valueDeclaration : ts.getDeclarationOfKind(symbol, 229 /* InterfaceDeclaration */); + return appendOuterTypeParameters(/*typeParameters*/ undefined, declaration); } // The local type parameters are the combined set of type parameters from all declarations of the class, // interface, or type alias. @@ -27454,8 +29533,8 @@ var ts; var result; for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { var node = _a[_i]; - if (node.kind === 227 /* InterfaceDeclaration */ || node.kind === 226 /* ClassDeclaration */ || - node.kind === 197 /* ClassExpression */ || node.kind === 228 /* TypeAliasDeclaration */) { + if (node.kind === 229 /* InterfaceDeclaration */ || node.kind === 228 /* ClassDeclaration */ || + node.kind === 198 /* ClassExpression */ || node.kind === 230 /* TypeAliasDeclaration */) { var declaration = node; if (declaration.typeParameters) { result = appendTypeParameters(result, declaration.typeParameters); @@ -27469,29 +29548,50 @@ var ts; function getTypeParametersOfClassOrInterface(symbol) { return ts.concatenate(getOuterTypeParametersOfClassOrInterface(symbol), getLocalTypeParametersOfClassOrInterfaceOrTypeAlias(symbol)); } + // A type is a mixin constructor if it has a single construct signature taking no type parameters and a single + // rest parameter of type any[]. + function isMixinConstructorType(type) { + var signatures = getSignaturesOfType(type, 1 /* Construct */); + if (signatures.length === 1) { + var s = signatures[0]; + return !s.typeParameters && s.parameters.length === 1 && s.hasRestParameter && getTypeOfParameter(s.parameters[0]) === anyArrayType; + } + return false; + } function isConstructorType(type) { - return type.flags & 32768 /* Object */ && getSignaturesOfType(type, 1 /* Construct */).length > 0; + if (isValidBaseType(type) && getSignaturesOfType(type, 1 /* Construct */).length > 0) { + return true; + } + if (type.flags & 540672 /* TypeVariable */) { + var constraint = getBaseConstraintOfType(type); + return constraint && isValidBaseType(constraint) && isMixinConstructorType(constraint); + } + return false; } function getBaseTypeNodeOfClass(type) { return ts.getClassExtendsHeritageClauseElement(type.symbol.valueDeclaration); } - function getConstructorsForTypeArguments(type, typeArgumentNodes) { - var typeArgCount = typeArgumentNodes ? typeArgumentNodes.length : 0; - return ts.filter(getSignaturesOfType(type, 1 /* Construct */), function (sig) { return (sig.typeParameters ? sig.typeParameters.length : 0) === typeArgCount; }); + function getConstructorsForTypeArguments(type, typeArgumentNodes, location) { + var typeArgCount = ts.length(typeArgumentNodes); + var isJavaScript = ts.isInJavaScriptFile(location); + return ts.filter(getSignaturesOfType(type, 1 /* Construct */), function (sig) { return (isJavaScript || typeArgCount >= getMinTypeArgumentCount(sig.typeParameters)) && typeArgCount <= ts.length(sig.typeParameters); }); } - function getInstantiatedConstructorsForTypeArguments(type, typeArgumentNodes) { - var signatures = getConstructorsForTypeArguments(type, typeArgumentNodes); + function getInstantiatedConstructorsForTypeArguments(type, typeArgumentNodes, location) { + var signatures = getConstructorsForTypeArguments(type, typeArgumentNodes, location); if (typeArgumentNodes) { var typeArguments_1 = ts.map(typeArgumentNodes, getTypeFromTypeNode); signatures = ts.map(signatures, function (sig) { return getSignatureInstantiation(sig, typeArguments_1); }); } return signatures; } - // The base constructor of a class can resolve to - // undefinedType if the class has no extends clause, - // unknownType if an error occurred during resolution of the extends expression, - // nullType if the extends expression is the null value, or - // an object type with at least one construct signature. + /** + * The base constructor of a class can resolve to + * * undefinedType if the class has no extends clause, + * * unknownType if an error occurred during resolution of the extends expression, + * * nullType if the extends expression is the null value, + * * anyType if the extends expression has type any, or + * * an object type with at least one construct signature. + */ function getBaseConstructorTypeOfClass(type) { if (!type.resolvedBaseConstructorType) { var baseTypeNode = getBaseTypeNodeOfClass(type); @@ -27502,7 +29602,7 @@ var ts; return unknownType; } var baseConstructorType = checkExpression(baseTypeNode.expression); - if (baseConstructorType.flags & 32768 /* Object */) { + if (baseConstructorType.flags & (32768 /* Object */ | 131072 /* Intersection */)) { // Resolving the members of a class requires us to resolve the base class of that class. // We force resolution here such that we catch circularities now. resolveStructuredTypeMembers(baseConstructorType); @@ -27511,7 +29611,7 @@ var ts; error(type.symbol.valueDeclaration, ts.Diagnostics._0_is_referenced_directly_or_indirectly_in_its_own_base_expression, symbolToString(type.symbol)); return type.resolvedBaseConstructorType = unknownType; } - if (baseConstructorType !== unknownType && baseConstructorType !== nullWideningType && !isConstructorType(baseConstructorType)) { + if (!(baseConstructorType.flags & 1 /* Any */) && baseConstructorType !== nullWideningType && !isConstructorType(baseConstructorType)) { error(baseTypeNode.expression, ts.Diagnostics.Type_0_is_not_a_constructor_function_type, typeToString(baseConstructorType)); return type.resolvedBaseConstructorType = unknownType; } @@ -27540,8 +29640,8 @@ var ts; } function resolveBaseTypesOfClass(type) { type.resolvedBaseTypes = type.resolvedBaseTypes || emptyArray; - var baseConstructorType = getBaseConstructorTypeOfClass(type); - if (!(baseConstructorType.flags & 32768 /* Object */)) { + var baseConstructorType = getApparentType(getBaseConstructorTypeOfClass(type)); + if (!(baseConstructorType.flags & (32768 /* Object */ | 131072 /* Intersection */ | 1 /* Any */))) { return; } var baseTypeNode = getBaseTypeNodeOfClass(type); @@ -27554,11 +29654,14 @@ var ts; // type arguments in the same manner as a type reference to get the same error reporting experience. baseType = getTypeFromClassOrInterfaceReference(baseTypeNode, baseConstructorType.symbol); } + else if (baseConstructorType.flags & 1 /* Any */) { + baseType = baseConstructorType; + } else { // The class derives from a "class-like" constructor function, check that we have at least one construct signature // with a matching number of type parameters and use the return type of the first instantiated signature. Elsewhere // we check that all instantiated signatures return the same type. - var constructors = getInstantiatedConstructorsForTypeArguments(baseConstructorType, baseTypeNode.typeArguments); + var constructors = getInstantiatedConstructorsForTypeArguments(baseConstructorType, baseTypeNode.typeArguments, baseTypeNode); if (!constructors.length) { error(baseTypeNode.expression, ts.Diagnostics.No_base_constructor_has_the_specified_number_of_type_arguments); return; @@ -27576,7 +29679,7 @@ var ts; if (baseType === unknownType) { return; } - if (!(getObjectFlags(getTargetType(baseType)) & 3 /* ClassOrInterface */)) { + if (!isValidBaseType(baseType)) { error(baseTypeNode.expression, ts.Diagnostics.Base_constructor_return_type_0_is_not_a_class_or_interface_type, typeToString(baseType)); return; } @@ -27602,16 +29705,22 @@ var ts; } return true; } + // A valid base type is `any`, any non-generic object type or intersection of non-generic + // object types. + function isValidBaseType(type) { + return type.flags & (32768 /* Object */ | 16777216 /* NonPrimitive */ | 1 /* Any */) && !isGenericMappedType(type) || + type.flags & 131072 /* Intersection */ && !ts.forEach(type.types, function (t) { return !isValidBaseType(t); }); + } function resolveBaseTypesOfInterface(type) { type.resolvedBaseTypes = type.resolvedBaseTypes || emptyArray; for (var _i = 0, _a = type.symbol.declarations; _i < _a.length; _i++) { var declaration = _a[_i]; - if (declaration.kind === 227 /* InterfaceDeclaration */ && ts.getInterfaceBaseTypeNodes(declaration)) { + if (declaration.kind === 229 /* InterfaceDeclaration */ && ts.getInterfaceBaseTypeNodes(declaration)) { for (var _b = 0, _c = ts.getInterfaceBaseTypeNodes(declaration); _b < _c.length; _b++) { var node = _c[_b]; var baseType = getTypeFromTypeNode(node); if (baseType !== unknownType) { - if (getObjectFlags(getTargetType(baseType)) & 3 /* ClassOrInterface */) { + if (isValidBaseType(baseType)) { if (type !== baseType && !hasBaseType(baseType, type)) { if (type.resolvedBaseTypes === emptyArray) { type.resolvedBaseTypes = [baseType]; @@ -27638,7 +29747,7 @@ var ts; function isIndependentInterface(symbol) { for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { var declaration = _a[_i]; - if (declaration.kind === 227 /* InterfaceDeclaration */) { + if (declaration.kind === 229 /* InterfaceDeclaration */) { if (declaration.flags & 64 /* ContainsThis */) { return false; } @@ -27676,7 +29785,7 @@ var ts; type.outerTypeParameters = outerTypeParameters; type.localTypeParameters = localTypeParameters; type.instantiations = ts.createMap(); - type.instantiations[getTypeListId(type.typeParameters)] = type; + type.instantiations.set(getTypeListId(type.typeParameters), type); type.target = type; type.typeArguments = type.typeParameters; type.thisType = createType(16384 /* TypeParameter */); @@ -27695,7 +29804,7 @@ var ts; if (!pushTypeResolution(symbol, 2 /* DeclaredType */)) { return unknownType; } - var declaration = ts.getDeclarationOfKind(symbol, 285 /* JSDocTypedefTag */); + var declaration = ts.getDeclarationOfKind(symbol, 289 /* JSDocTypedefTag */); var type = void 0; if (declaration) { if (declaration.jsDocTypeLiteral) { @@ -27706,7 +29815,7 @@ var ts; } } else { - declaration = ts.getDeclarationOfKind(symbol, 228 /* TypeAliasDeclaration */); + declaration = ts.getDeclarationOfKind(symbol, 230 /* TypeAliasDeclaration */); type = getTypeFromTypeNode(declaration.type); } if (popTypeResolution()) { @@ -27716,7 +29825,7 @@ var ts; // an instantiation of the type alias with the type parameters supplied as type arguments. links.typeParameters = typeParameters; links.instantiations = ts.createMap(); - links.instantiations[getTypeListId(typeParameters)] = type; + links.instantiations.set(getTypeListId(typeParameters), type); } } else { @@ -27733,14 +29842,14 @@ var ts; return !ts.isInAmbientContext(member); } return expr.kind === 8 /* NumericLiteral */ || - expr.kind === 190 /* PrefixUnaryExpression */ && expr.operator === 37 /* MinusToken */ && + expr.kind === 191 /* PrefixUnaryExpression */ && expr.operator === 37 /* MinusToken */ && expr.operand.kind === 8 /* NumericLiteral */ || - expr.kind === 70 /* Identifier */ && !!symbol.exports[expr.text]; + expr.kind === 70 /* Identifier */ && !!symbol.exports.get(expr.text); } function enumHasLiteralMembers(symbol) { for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { var declaration = _a[_i]; - if (declaration.kind === 229 /* EnumDeclaration */) { + if (declaration.kind === 231 /* EnumDeclaration */) { for (var _b = 0, _c = declaration.members; _b < _c.length; _b++) { var member = _c[_b]; if (!isLiteralEnumMember(symbol, member)) { @@ -27765,10 +29874,10 @@ var ts; enumType.symbol = symbol; if (enumHasLiteralMembers(symbol)) { var memberTypeList = []; - var memberTypes = ts.createMap(); + var memberTypes = []; for (var _i = 0, _a = enumType.symbol.declarations; _i < _a.length; _i++) { var declaration = _a[_i]; - if (declaration.kind === 229 /* EnumDeclaration */) { + if (declaration.kind === 231 /* EnumDeclaration */) { computeEnumMemberValues(declaration); for (var _b = 0, _c = declaration.members; _b < _c.length; _b++) { var member = _c[_b]; @@ -27785,7 +29894,7 @@ var ts; if (memberTypeList.length > 1) { enumType.flags |= 65536 /* Union */; enumType.types = memberTypeList; - unionTypes[getTypeListId(memberTypeList)] = enumType; + unionTypes.set(getTypeListId(memberTypeList), enumType); } } } @@ -27806,9 +29915,6 @@ var ts; if (!links.declaredType) { var type = createType(16384 /* TypeParameter */); type.symbol = symbol; - if (!ts.getDeclarationOfKind(symbol, 143 /* TypeParameter */).constraint) { - type.constraint = noConstraintType; - } links.declaredType = type; } return links.declaredType; @@ -27821,7 +29927,6 @@ var ts; return links.declaredType; } function getDeclaredTypeOfSymbol(symbol) { - ts.Debug.assert((symbol.flags & 16777216 /* Instantiated */) === 0); if (symbol.flags & (32 /* Class */ | 64 /* Interface */)) { return getDeclaredTypeOfClassOrInterface(symbol); } @@ -27860,19 +29965,20 @@ var ts; function isIndependentType(node) { switch (node.kind) { case 118 /* AnyKeyword */: - case 134 /* StringKeyword */: + case 135 /* StringKeyword */: case 132 /* NumberKeyword */: case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: + case 136 /* SymbolKeyword */: + case 133 /* ObjectKeyword */: case 104 /* VoidKeyword */: - case 137 /* UndefinedKeyword */: + case 138 /* UndefinedKeyword */: case 94 /* NullKeyword */: case 129 /* NeverKeyword */: - case 171 /* LiteralType */: + case 172 /* LiteralType */: return true; - case 162 /* ArrayType */: + case 163 /* ArrayType */: return isIndependentType(node.elementType); - case 157 /* TypeReference */: + case 158 /* TypeReference */: return isIndependentTypeReference(node); } return false; @@ -27885,7 +29991,7 @@ var ts; // A function-like declaration is considered independent (free of this references) if it has a return type // annotation that is considered independent and if each parameter is considered independent. function isIndependentFunctionLikeDeclaration(node) { - if (node.kind !== 150 /* Constructor */ && (!node.type || !isIndependentType(node.type))) { + if (node.kind !== 151 /* Constructor */ && (!node.type || !isIndependentType(node.type))) { return false; } for (var _i = 0, _a = node.parameters; _i < _a.length; _i++) { @@ -27906,12 +30012,12 @@ var ts; var declaration = symbol.declarations[0]; if (declaration) { switch (declaration.kind) { - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: return isIndependentVariableLikeDeclaration(declaration); - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 151 /* Constructor */: return isIndependentFunctionLikeDeclaration(declaration); } } @@ -27922,7 +30028,7 @@ var ts; var result = ts.createMap(); for (var _i = 0, symbols_1 = symbols; _i < symbols_1.length; _i++) { var symbol = symbols_1[_i]; - result[symbol.name] = symbol; + result.set(symbol.name, symbol); } return result; } @@ -27932,15 +30038,15 @@ var ts; var result = ts.createMap(); for (var _i = 0, symbols_2 = symbols; _i < symbols_2.length; _i++) { var symbol = symbols_2[_i]; - result[symbol.name] = mappingThisOnly && isIndependentMember(symbol) ? symbol : instantiateSymbol(symbol, mapper); + result.set(symbol.name, mappingThisOnly && isIndependentMember(symbol) ? symbol : instantiateSymbol(symbol, mapper)); } return result; } function addInheritedMembers(symbols, baseSymbols) { for (var _i = 0, baseSymbols_1 = baseSymbols; _i < baseSymbols_1.length; _i++) { var s = baseSymbols_1[_i]; - if (!symbols[s.name]) { - symbols[s.name] = s; + if (!symbols.has(s.name)) { + symbols.set(s.name, s); } } } @@ -27948,8 +30054,8 @@ var ts; if (!type.declaredProperties) { var symbol = type.symbol; type.declaredProperties = getNamedMembers(symbol.members); - type.declaredCallSignatures = getSignaturesOfSymbol(symbol.members["__call"]); - type.declaredConstructSignatures = getSignaturesOfSymbol(symbol.members["__new"]); + type.declaredCallSignatures = getSignaturesOfSymbol(symbol.members.get("__call")); + type.declaredConstructSignatures = getSignaturesOfSymbol(symbol.members.get("__new")); type.declaredStringIndexInfo = getIndexInfoOfSymbol(symbol, 0 /* String */); type.declaredNumberIndexInfo = getIndexInfoOfSymbol(symbol, 1 /* Number */); } @@ -27957,7 +30063,14 @@ var ts; } function getTypeWithThisArgument(type, thisArgument) { if (getObjectFlags(type) & 4 /* Reference */) { - return createTypeReference(type.target, ts.concatenate(type.typeArguments, [thisArgument || type.target.thisType])); + var target = type.target; + var typeArguments = type.typeArguments; + if (ts.length(target.typeParameters) === ts.length(typeArguments)) { + return createTypeReference(target, ts.concatenate(typeArguments, [thisArgument || target.thisType])); + } + } + else if (type.flags & 131072 /* Intersection */) { + return getIntersectionType(ts.map(type.types, function (t) { return getTypeWithThisArgument(t, thisArgument); })); } return type; } @@ -27993,10 +30106,14 @@ var ts; for (var _i = 0, baseTypes_1 = baseTypes; _i < baseTypes_1.length; _i++) { var baseType = baseTypes_1[_i]; var instantiatedBaseType = thisArgument ? getTypeWithThisArgument(instantiateType(baseType, mapper), thisArgument) : baseType; - addInheritedMembers(members, getPropertiesOfObjectType(instantiatedBaseType)); + addInheritedMembers(members, getPropertiesOfType(instantiatedBaseType)); callSignatures = ts.concatenate(callSignatures, getSignaturesOfType(instantiatedBaseType, 0 /* Call */)); constructSignatures = ts.concatenate(constructSignatures, getSignaturesOfType(instantiatedBaseType, 1 /* Construct */)); - stringIndexInfo = stringIndexInfo || getIndexInfoOfType(instantiatedBaseType, 0 /* String */); + if (!stringIndexInfo) { + stringIndexInfo = instantiatedBaseType === anyType ? + createIndexInfo(anyType, /*isReadonly*/ false) : + getIndexInfoOfType(instantiatedBaseType, 0 /* String */); + } numberIndexInfo = numberIndexInfo || getIndexInfoOfType(instantiatedBaseType, 1 /* Number */); } } @@ -28035,14 +30152,16 @@ var ts; return [createSignature(undefined, classType.localTypeParameters, undefined, emptyArray, classType, /*typePredicate*/ undefined, 0, /*hasRestParameter*/ false, /*hasLiteralTypes*/ false)]; } var baseTypeNode = getBaseTypeNodeOfClass(classType); + var isJavaScript = ts.isInJavaScriptFile(baseTypeNode); var typeArguments = ts.map(baseTypeNode.typeArguments, getTypeFromTypeNode); - var typeArgCount = typeArguments ? typeArguments.length : 0; + var typeArgCount = ts.length(typeArguments); var result = []; for (var _i = 0, baseSignatures_1 = baseSignatures; _i < baseSignatures_1.length; _i++) { var baseSig = baseSignatures_1[_i]; - var typeParamCount = baseSig.typeParameters ? baseSig.typeParameters.length : 0; - if (typeParamCount === typeArgCount) { - var sig = typeParamCount ? createSignatureInstantiation(baseSig, typeArguments) : cloneSignature(baseSig); + var minTypeArgumentCount = getMinTypeArgumentCount(baseSig.typeParameters); + var typeParamCount = ts.length(baseSig.typeParameters); + if ((isJavaScript || typeArgCount >= minTypeArgumentCount) && typeArgCount <= typeParamCount) { + var sig = typeParamCount ? createSignatureInstantiation(baseSig, fillMissingTypeArguments(typeArguments, baseSig.typeParameters, minTypeArgumentCount, baseTypeNode)) : cloneSignature(baseSig); sig.typeParameters = classType.localTypeParameters; sig.resolvedReturnType = classType; result.push(sig); @@ -28105,7 +30224,7 @@ var ts; s = cloneSignature(signature); if (ts.forEach(unionSignatures, function (sig) { return sig.thisParameter; })) { var thisType = getUnionType(ts.map(unionSignatures, function (sig) { return getTypeOfSymbol(sig.thisParameter) || anyType; }), /*subtypeReduction*/ true); - s.thisParameter = createTransientSymbol(signature.thisParameter, thisType); + s.thisParameter = createSymbolWithType(signature.thisParameter, thisType); } // Clear resolved return type we possibly got from cloneSignature s.resolvedReturnType = undefined; @@ -28121,8 +30240,8 @@ var ts; function getUnionIndexInfo(types, kind) { var indexTypes = []; var isAnyReadonly = false; - for (var _i = 0, types_1 = types; _i < types_1.length; _i++) { - var type = types_1[_i]; + for (var _i = 0, types_2 = types; _i < types_2.length; _i++) { + var type = types_2[_i]; var indexInfo = getIndexInfoOfType(type, kind); if (!indexInfo) { return undefined; @@ -28150,22 +30269,57 @@ var ts; function unionSpreadIndexInfos(info1, info2) { return info1 && info2 && createIndexInfo(getUnionType([info1.type, info2.type]), info1.isReadonly || info2.isReadonly); } + function includeMixinType(type, types, index) { + var mixedTypes = []; + for (var i = 0; i < types.length; i++) { + if (i === index) { + mixedTypes.push(type); + } + else if (isMixinConstructorType(types[i])) { + mixedTypes.push(getReturnTypeOfSignature(getSignaturesOfType(types[i], 1 /* Construct */)[0])); + } + } + return getIntersectionType(mixedTypes); + } function resolveIntersectionTypeMembers(type) { // The members and properties collections are empty for intersection types. To get all properties of an // intersection type use getPropertiesOfType (only the language service uses this). var callSignatures = emptyArray; var constructSignatures = emptyArray; - var stringIndexInfo = undefined; - var numberIndexInfo = undefined; - for (var _i = 0, _a = type.types; _i < _a.length; _i++) { - var t = _a[_i]; + var stringIndexInfo; + var numberIndexInfo; + var types = type.types; + var mixinCount = ts.countWhere(types, isMixinConstructorType); + var _loop_3 = function (i) { + var t = type.types[i]; + // When an intersection type contains mixin constructor types, the construct signatures from + // those types are discarded and their return types are mixed into the return types of all + // other construct signatures in the intersection type. For example, the intersection type + // '{ new(...args: any[]) => A } & { new(s: string) => B }' has a single construct signature + // 'new(s: string) => A & B'. + if (mixinCount === 0 || mixinCount === types.length && i === 0 || !isMixinConstructorType(t)) { + var signatures = getSignaturesOfType(t, 1 /* Construct */); + if (signatures.length && mixinCount > 0) { + signatures = ts.map(signatures, function (s) { + var clone = cloneSignature(s); + clone.resolvedReturnType = includeMixinType(getReturnTypeOfSignature(s), types, i); + return clone; + }); + } + constructSignatures = ts.concatenate(constructSignatures, signatures); + } callSignatures = ts.concatenate(callSignatures, getSignaturesOfType(t, 0 /* Call */)); - constructSignatures = ts.concatenate(constructSignatures, getSignaturesOfType(t, 1 /* Construct */)); stringIndexInfo = intersectIndexInfos(stringIndexInfo, getIndexInfoOfType(t, 0 /* String */)); numberIndexInfo = intersectIndexInfos(numberIndexInfo, getIndexInfoOfType(t, 1 /* Number */)); + }; + for (var i = 0; i < types.length; i++) { + _loop_3(i); } setStructuredTypeMembers(type, emptySymbols, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo); } + /** + * Converts an AnonymousType to a ResolvedType. + */ function resolveAnonymousTypeMembers(type) { var symbol = type.symbol; if (type.target) { @@ -28178,8 +30332,8 @@ var ts; } else if (symbol.flags & 2048 /* TypeLiteral */) { var members = symbol.members; - var callSignatures = getSignaturesOfSymbol(members["__call"]); - var constructSignatures = getSignaturesOfSymbol(members["__new"]); + var callSignatures = getSignaturesOfSymbol(members.get("__call")); + var constructSignatures = getSignaturesOfSymbol(members.get("__new")); var stringIndexInfo = getIndexInfoOfSymbol(symbol, 0 /* String */); var numberIndexInfo = getIndexInfoOfSymbol(symbol, 1 /* Number */); setStructuredTypeMembers(type, members, callSignatures, constructSignatures, stringIndexInfo, numberIndexInfo); @@ -28188,23 +30342,27 @@ var ts; // Combinations of function, class, enum and module var members = emptySymbols; var constructSignatures = emptyArray; - if (symbol.flags & 1952 /* HasExports */) { + var stringIndexInfo = undefined; + if (symbol.exports) { members = getExportsOfSymbol(symbol); } if (symbol.flags & 32 /* Class */) { var classType = getDeclaredTypeOfClassOrInterface(symbol); - constructSignatures = getSignaturesOfSymbol(symbol.members["__constructor"]); + constructSignatures = getSignaturesOfSymbol(symbol.members.get("__constructor")); if (!constructSignatures.length) { constructSignatures = getDefaultConstructSignatures(classType); } var baseConstructorType = getBaseConstructorTypeOfClass(classType); - if (baseConstructorType.flags & 32768 /* Object */) { + if (baseConstructorType.flags & (32768 /* Object */ | 131072 /* Intersection */ | 540672 /* TypeVariable */)) { members = createSymbolTable(getNamedMembers(members)); - addInheritedMembers(members, getPropertiesOfObjectType(baseConstructorType)); + addInheritedMembers(members, getPropertiesOfType(baseConstructorType)); + } + else if (baseConstructorType === anyType) { + stringIndexInfo = createIndexInfo(anyType, /*isReadonly*/ false); } } var numberIndexInfo = symbol.flags & 384 /* Enum */ ? enumNumberIndexInfo : undefined; - setStructuredTypeMembers(type, members, emptyArray, constructSignatures, undefined, numberIndexInfo); + setStructuredTypeMembers(type, members, emptyArray, constructSignatures, stringIndexInfo, numberIndexInfo); // We resolve the members before computing the signatures because a signature may use // typeof with a qualified name expression that circularly references the type we are // in the process of resolving (see issue #6072). The temporarily empty signature list @@ -28218,7 +30376,6 @@ var ts; function resolveMappedTypeMembers(type) { var members = ts.createMap(); var stringIndexInfo; - var numberIndexInfo; // Resolve upfront such that recursive references see an empty object type. setStructuredTypeMembers(type, emptySymbols, emptyArray, emptyArray, undefined, undefined); // In { [P in K]: T }, we refer to P as the type parameter type, K as the constraint type, @@ -28226,43 +30383,53 @@ var ts; var typeParameter = getTypeParameterFromMappedType(type); var constraintType = getConstraintTypeFromMappedType(type); var templateType = getTemplateTypeFromMappedType(type); - var isReadonly = !!type.declaration.readonlyToken; - var isOptional = !!type.declaration.questionToken; - // First, if the constraint type is a type parameter, obtain the base constraint. Then, - // if the key type is a 'keyof X', obtain 'keyof C' where C is the base constraint of X. - // Finally, iterate over the constituents of the resulting iteration type. - var keyType = constraintType.flags & 16384 /* TypeParameter */ ? getApparentType(constraintType) : constraintType; - var iterationType = keyType.flags & 262144 /* Index */ ? getIndexType(getApparentType(keyType.type)) : keyType; - forEachType(iterationType, function (t) { + var modifiersType = getApparentType(getModifiersTypeFromMappedType(type)); // The 'T' in 'keyof T' + var templateReadonly = !!type.declaration.readonlyToken; + var templateOptional = !!type.declaration.questionToken; + if (type.declaration.typeParameter.constraint.kind === 169 /* TypeOperator */) { + // We have a { [P in keyof T]: X } + for (var _i = 0, _a = getPropertiesOfType(modifiersType); _i < _a.length; _i++) { + var propertySymbol = _a[_i]; + addMemberForKeyType(getLiteralTypeFromPropertyName(propertySymbol), propertySymbol); + } + if (getIndexInfoOfType(modifiersType, 0 /* String */)) { + addMemberForKeyType(stringType); + } + } + else { + // First, if the constraint type is a type parameter, obtain the base constraint. Then, + // if the key type is a 'keyof X', obtain 'keyof C' where C is the base constraint of X. + // Finally, iterate over the constituents of the resulting iteration type. + var keyType = constraintType.flags & 540672 /* TypeVariable */ ? getApparentType(constraintType) : constraintType; + var iterationType = keyType.flags & 262144 /* Index */ ? getIndexType(getApparentType(keyType.type)) : keyType; + forEachType(iterationType, addMemberForKeyType); + } + setStructuredTypeMembers(type, members, emptyArray, emptyArray, stringIndexInfo, undefined); + function addMemberForKeyType(t, propertySymbol) { // Create a mapper from T to the current iteration type constituent. Then, if the // mapped type is itself an instantiated type, combine the iteration mapper with the // instantiation mapper. - var iterationMapper = createUnaryTypeMapper(typeParameter, t); + var iterationMapper = createTypeMapper([typeParameter], [t]); var templateMapper = type.mapper ? combineTypeMappers(type.mapper, iterationMapper) : iterationMapper; var propType = instantiateType(templateType, templateMapper); - // If the current iteration type constituent is a literal type, create a property. - // Otherwise, for type string create a string index signature and for type number - // create a numeric index signature. - if (t.flags & (32 /* StringLiteral */ | 64 /* NumberLiteral */ | 256 /* EnumLiteral */)) { + // If the current iteration type constituent is a string literal type, create a property. + // Otherwise, for type string create a string index signature. + if (t.flags & 32 /* StringLiteral */) { var propName = t.text; - var prop = createSymbol(4 /* Property */ | 67108864 /* Transient */ | (isOptional ? 536870912 /* Optional */ : 0), propName); - prop.type = addOptionality(propType, isOptional); - prop.isReadonly = isReadonly; - members[propName] = prop; + var modifiersProp = getPropertyOfType(modifiersType, propName); + var isOptional = templateOptional || !!(modifiersProp && modifiersProp.flags & 67108864 /* Optional */); + var prop = createSymbol(4 /* Property */ | (isOptional ? 67108864 /* Optional */ : 0), propName); + prop.checkFlags = templateReadonly || modifiersProp && isReadonlySymbol(modifiersProp) ? 8 /* Readonly */ : 0; + prop.type = propType; + if (propertySymbol) { + prop.syntheticOrigin = propertySymbol; + } + members.set(propName, prop); } else if (t.flags & 2 /* String */) { - stringIndexInfo = createIndexInfo(propType, isReadonly); - } - else if (t.flags & 4 /* Number */) { - numberIndexInfo = createIndexInfo(propType, isReadonly); + stringIndexInfo = createIndexInfo(propType, templateReadonly); } - }); - // If we created both a string and a numeric string index signature, and if the two index - // signatures have identical types, discard the redundant numeric index signature. - if (stringIndexInfo && numberIndexInfo && isTypeIdenticalTo(stringIndexInfo.type, numberIndexInfo.type)) { - numberIndexInfo = undefined; } - setStructuredTypeMembers(type, members, emptyArray, emptyArray, stringIndexInfo, numberIndexInfo); } function getTypeParameterFromMappedType(type) { return type.typeParameter || @@ -28275,16 +30442,34 @@ var ts; function getTemplateTypeFromMappedType(type) { return type.templateType || (type.templateType = type.declaration.type ? - instantiateType(getTypeFromTypeNode(type.declaration.type), type.mapper || identityMapper) : + instantiateType(addOptionality(getTypeFromTypeNode(type.declaration.type), !!type.declaration.questionToken), type.mapper || identityMapper) : unknownType); } - function getErasedTemplateTypeFromMappedType(type) { - return instantiateType(getTemplateTypeFromMappedType(type), createUnaryTypeMapper(getTypeParameterFromMappedType(type), anyType)); + function getModifiersTypeFromMappedType(type) { + if (!type.modifiersType) { + var constraintDeclaration = type.declaration.typeParameter.constraint; + if (constraintDeclaration.kind === 169 /* TypeOperator */) { + // If the constraint declaration is a 'keyof T' node, the modifiers type is T. We check + // AST nodes here because, when T is a non-generic type, the logic below eagerly resolves + // 'keyof T' to a literal union type and we can't recover T from that type. + type.modifiersType = instantiateType(getTypeFromTypeNode(constraintDeclaration.type), type.mapper || identityMapper); + } + else { + // Otherwise, get the declared constraint type, and if the constraint type is a type parameter, + // get the constraint of that type parameter. If the resulting type is an indexed type 'keyof T', + // the modifiers type is T. Otherwise, the modifiers type is {}. + var declaredType = getTypeFromMappedTypeNode(type.declaration); + var constraint = getConstraintTypeFromMappedType(declaredType); + var extendedConstraint = constraint && constraint.flags & 16384 /* TypeParameter */ ? getConstraintOfTypeParameter(constraint) : constraint; + type.modifiersType = extendedConstraint && extendedConstraint.flags & 262144 /* Index */ ? instantiateType(extendedConstraint.type, type.mapper || identityMapper) : emptyObjectType; + } + } + return type.modifiersType; } function isGenericMappedType(type) { if (getObjectFlags(type) & 32 /* Mapped */) { var constraintType = getConstraintTypeFromMappedType(type); - return !!(constraintType.flags & (16384 /* TypeParameter */ | 262144 /* Index */)); + return maybeTypeOfKind(constraintType, 540672 /* TypeVariable */ | 262144 /* Index */); } return false; } @@ -28321,42 +30506,40 @@ var ts; return emptyArray; } /** If the given type is an object type and that type has a property by the given name, - * return the symbol for that property. Otherwise return undefined. */ + * return the symbol for that property. Otherwise return undefined. + */ function getPropertyOfObjectType(type, name) { if (type.flags & 32768 /* Object */) { var resolved = resolveStructuredTypeMembers(type); - var symbol = resolved.members[name]; + var symbol = resolved.members.get(name); if (symbol && symbolIsValue(symbol)) { return symbol; } } } function getPropertiesOfUnionOrIntersectionType(type) { - for (var _i = 0, _a = type.types; _i < _a.length; _i++) { - var current = _a[_i]; - for (var _b = 0, _c = getPropertiesOfType(current); _b < _c.length; _b++) { - var prop = _c[_b]; - getUnionOrIntersectionProperty(type, prop.name); - } - // The properties of a union type are those that are present in all constituent types, so - // we only need to check the properties of the first type - if (type.flags & 65536 /* Union */) { - break; - } - } - var props = type.resolvedProperties; - if (props) { - var result = []; - for (var key in props) { - var prop = props[key]; - // We need to filter out partial properties in union types - if (!(prop.flags & 268435456 /* SyntheticProperty */ && prop.isPartial)) { - result.push(prop); + if (!type.resolvedProperties) { + var members = ts.createMap(); + for (var _i = 0, _a = type.types; _i < _a.length; _i++) { + var current = _a[_i]; + for (var _b = 0, _c = getPropertiesOfType(current); _b < _c.length; _b++) { + var prop = _c[_b]; + if (!members.has(prop.name)) { + var combinedProp = getPropertyOfUnionOrIntersectionType(type, prop.name); + if (combinedProp) { + members.set(prop.name, combinedProp); + } + } + } + // The properties of a union type are those that are present in all constituent types, so + // we only need to check the properties of the first type + if (type.flags & 65536 /* Union */) { + break; } } - return result; + type.resolvedProperties = getNamedMembers(members); } - return emptyArray; + return type.resolvedProperties; } function getPropertiesOfType(type) { type = getApparentType(type); @@ -28364,25 +30547,114 @@ var ts; getPropertiesOfUnionOrIntersectionType(type) : getPropertiesOfObjectType(type); } + function getConstraintOfType(type) { + return type.flags & 16384 /* TypeParameter */ ? getConstraintOfTypeParameter(type) : + type.flags & 524288 /* IndexedAccess */ ? getConstraintOfIndexedAccess(type) : + getBaseConstraintOfType(type); + } + function getConstraintOfTypeParameter(typeParameter) { + return hasNonCircularBaseConstraint(typeParameter) ? getConstraintFromTypeParameter(typeParameter) : undefined; + } + function getConstraintOfIndexedAccess(type) { + var baseObjectType = getBaseConstraintOfType(type.objectType); + var baseIndexType = getBaseConstraintOfType(type.indexType); + return baseObjectType || baseIndexType ? getIndexedAccessType(baseObjectType || type.objectType, baseIndexType || type.indexType) : undefined; + } + function getBaseConstraintOfType(type) { + if (type.flags & (540672 /* TypeVariable */ | 196608 /* UnionOrIntersection */)) { + var constraint = getResolvedBaseConstraint(type); + if (constraint !== noConstraintType && constraint !== circularConstraintType) { + return constraint; + } + } + else if (type.flags & 262144 /* Index */) { + return stringType; + } + return undefined; + } + function hasNonCircularBaseConstraint(type) { + return getResolvedBaseConstraint(type) !== circularConstraintType; + } /** - * The apparent type of a type parameter is the base constraint instantiated with the type parameter - * as the type argument for the 'this' type. + * Return the resolved base constraint of a type variable. The noConstraintType singleton is returned if the + * type variable has no constraint, and the circularConstraintType singleton is returned if the constraint + * circularly references the type variable. */ - function getApparentTypeOfTypeParameter(type) { - if (!type.resolvedApparentType) { - var constraintType = getConstraintOfTypeParameter(type); - while (constraintType && constraintType.flags & 16384 /* TypeParameter */) { - constraintType = getConstraintOfTypeParameter(constraintType); + function getResolvedBaseConstraint(type) { + var typeStack; + var circular; + if (!type.resolvedBaseConstraint) { + typeStack = []; + var constraint = getBaseConstraint(type); + type.resolvedBaseConstraint = circular ? circularConstraintType : getTypeWithThisArgument(constraint || noConstraintType, type); + } + return type.resolvedBaseConstraint; + function getBaseConstraint(t) { + if (ts.contains(typeStack, t)) { + circular = true; + return undefined; + } + typeStack.push(t); + var result = computeBaseConstraint(t); + typeStack.pop(); + return result; + } + function computeBaseConstraint(t) { + if (t.flags & 16384 /* TypeParameter */) { + var constraint = getConstraintFromTypeParameter(t); + return t.isThisType ? constraint : + constraint ? getBaseConstraint(constraint) : undefined; + } + if (t.flags & 196608 /* UnionOrIntersection */) { + var types = t.types; + var baseTypes = []; + for (var _i = 0, types_3 = types; _i < types_3.length; _i++) { + var type_2 = types_3[_i]; + var baseType = getBaseConstraint(type_2); + if (baseType) { + baseTypes.push(baseType); + } + } + return t.flags & 65536 /* Union */ && baseTypes.length === types.length ? getUnionType(baseTypes) : + t.flags & 131072 /* Intersection */ && baseTypes.length ? getIntersectionType(baseTypes) : + undefined; } - type.resolvedApparentType = getTypeWithThisArgument(constraintType || emptyObjectType, type); + if (t.flags & 262144 /* Index */) { + return stringType; + } + if (t.flags & 524288 /* IndexedAccess */) { + var baseObjectType = getBaseConstraint(t.objectType); + var baseIndexType = getBaseConstraint(t.indexType); + var baseIndexedAccess = baseObjectType && baseIndexType ? getIndexedAccessType(baseObjectType, baseIndexType) : undefined; + return baseIndexedAccess && baseIndexedAccess !== unknownType ? getBaseConstraint(baseIndexedAccess) : undefined; + } + return t; } - return type.resolvedApparentType; + } + function getApparentTypeOfIntersectionType(type) { + return type.resolvedApparentType || (type.resolvedApparentType = getTypeWithThisArgument(type, type)); } /** - * The apparent type of an indexed access T[K] is the type of T's string index signature, if any. + * Gets the default type for a type parameter. + * + * If the type parameter is the result of an instantiation, this gets the instantiated + * default type of its target. If the type parameter has no default type, `undefined` + * is returned. + * + * This function *does not* perform a circularity check. */ - function getApparentTypeOfIndexedAccess(type) { - return getIndexTypeOfType(getApparentType(type.objectType), 0 /* String */) || type; + function getDefaultFromTypeParameter(typeParameter) { + if (!typeParameter.default) { + if (typeParameter.target) { + var targetDefault = getDefaultFromTypeParameter(typeParameter.target); + typeParameter.default = targetDefault ? instantiateType(targetDefault, typeParameter.mapper) : noConstraintType; + } + else { + var defaultDeclaration = typeParameter.symbol && ts.forEach(typeParameter.symbol.declarations, function (decl) { return ts.isTypeParameter(decl) && decl.default; }); + typeParameter.default = defaultDeclaration ? getTypeFromTypeNode(defaultDeclaration) : noConstraintType; + } + } + return typeParameter.default === noConstraintType ? undefined : typeParameter.default; } /** * For a type parameter, return the base constraint of the type parameter. For the string, number, @@ -28390,28 +30662,31 @@ var ts; * type itself. Note that the apparent type of a union type is the union type itself. */ function getApparentType(type) { - var t = type.flags & 16384 /* TypeParameter */ ? getApparentTypeOfTypeParameter(type) : - type.flags & 524288 /* IndexedAccess */ ? getApparentTypeOfIndexedAccess(type) : - type; - return t.flags & 262178 /* StringLike */ ? globalStringType : - t.flags & 340 /* NumberLike */ ? globalNumberType : - t.flags & 136 /* BooleanLike */ ? globalBooleanType : - t.flags & 512 /* ESSymbol */ ? getGlobalESSymbolType() : - t; + var t = type.flags & 540672 /* TypeVariable */ ? getBaseConstraintOfType(type) || emptyObjectType : type; + return t.flags & 131072 /* Intersection */ ? getApparentTypeOfIntersectionType(t) : + t.flags & 262178 /* StringLike */ ? globalStringType : + t.flags & 340 /* NumberLike */ ? globalNumberType : + t.flags & 136 /* BooleanLike */ ? globalBooleanType : + t.flags & 512 /* ESSymbol */ ? getGlobalESSymbolType(/*reportErrors*/ languageVersion >= 2 /* ES2015 */) : + t.flags & 16777216 /* NonPrimitive */ ? emptyObjectType : + t; } function createUnionOrIntersectionProperty(containingType, name) { - var types = containingType.types; var props; + var types = containingType.types; + var isUnion = containingType.flags & 65536 /* Union */; + var excludeModifiers = isUnion ? 24 /* NonPublicAccessibilityModifier */ : 0; // Flags we want to propagate to the result if they exist in all source symbols - var commonFlags = (containingType.flags & 131072 /* Intersection */) ? 536870912 /* Optional */ : 0 /* None */; - var isReadonly = false; - var isPartial = false; - for (var _i = 0, types_2 = types; _i < types_2.length; _i++) { - var current = types_2[_i]; + var commonFlags = isUnion ? 0 /* None */ : 67108864 /* Optional */; + var syntheticFlag = 4 /* SyntheticMethod */; + var checkFlags = 0; + for (var _i = 0, types_4 = types; _i < types_4.length; _i++) { + var current = types_4[_i]; var type = getApparentType(current); if (type !== unknownType) { var prop = getPropertyOfType(type, name); - if (prop && !(getDeclarationModifierFlagsFromSymbol(prop) & (8 /* Private */ | 16 /* Protected */))) { + var modifiers = prop ? getDeclarationModifierFlagsFromSymbol(prop) : 0; + if (prop && !(modifiers & excludeModifiers)) { commonFlags &= prop.flags; if (!props) { props = [prop]; @@ -28419,25 +30694,29 @@ var ts; else if (!ts.contains(props, prop)) { props.push(prop); } - if (isReadonlySymbol(prop)) { - isReadonly = true; + checkFlags |= (isReadonlySymbol(prop) ? 8 /* Readonly */ : 0) | + (!(modifiers & 24 /* NonPublicAccessibilityModifier */) ? 64 /* ContainsPublic */ : 0) | + (modifiers & 16 /* Protected */ ? 128 /* ContainsProtected */ : 0) | + (modifiers & 8 /* Private */ ? 256 /* ContainsPrivate */ : 0) | + (modifiers & 32 /* Static */ ? 512 /* ContainsStatic */ : 0); + if (!isMethodLike(prop)) { + syntheticFlag = 2 /* SyntheticProperty */; } } - else if (containingType.flags & 65536 /* Union */) { - isPartial = true; + else if (isUnion) { + checkFlags |= 16 /* Partial */; } } } if (!props) { return undefined; } - if (props.length === 1 && !isPartial) { + if (props.length === 1 && !(checkFlags & 16 /* Partial */)) { return props[0]; } var propTypes = []; var declarations = []; var commonType = undefined; - var hasNonUniformType = false; for (var _a = 0, props_1 = props; _a < props_1.length; _a++) { var prop = props_1[_a]; if (prop.declarations) { @@ -28448,17 +30727,15 @@ var ts; commonType = type; } else if (type !== commonType) { - hasNonUniformType = true; + checkFlags |= 32 /* HasNonUniformType */; } propTypes.push(type); } - var result = createSymbol(4 /* Property */ | 67108864 /* Transient */ | 268435456 /* SyntheticProperty */ | commonFlags, name); + var result = createSymbol(4 /* Property */ | commonFlags, name); + result.checkFlags = syntheticFlag | checkFlags; result.containingType = containingType; - result.hasNonUniformType = hasNonUniformType; - result.isPartial = isPartial; result.declarations = declarations; - result.isReadonly = isReadonly; - result.type = containingType.flags & 65536 /* Union */ ? getUnionType(propTypes) : getIntersectionType(propTypes); + result.type = isUnion ? getUnionType(propTypes) : getIntersectionType(propTypes); return result; } // Return the symbol for a given property in a union or intersection type, or undefined if the property @@ -28467,12 +30744,12 @@ var ts; // these partial properties when identifying discriminant properties, but otherwise they are filtered out // and do not appear to be present in the union type. function getUnionOrIntersectionProperty(type, name) { - var properties = type.resolvedProperties || (type.resolvedProperties = ts.createMap()); - var property = properties[name]; + var properties = type.propertyCache || (type.propertyCache = ts.createMap()); + var property = properties.get(name); if (!property) { property = createUnionOrIntersectionProperty(type, name); if (property) { - properties[name] = property; + properties.set(name, property); } } return property; @@ -28480,7 +30757,7 @@ var ts; function getPropertyOfUnionOrIntersectionType(type, name) { var property = getUnionOrIntersectionProperty(type, name); // We need to filter out partial properties in union types - return property && !(property.flags & 268435456 /* SyntheticProperty */ && property.isPartial) ? property : undefined; + return property && !(getCheckFlags(property) & 16 /* Partial */) ? property : undefined; } /** * Return the symbol for the property with the given name in the given type. Creates synthetic union properties when @@ -28494,7 +30771,7 @@ var ts; type = getApparentType(type); if (type.flags & 32768 /* Object */) { var resolved = resolveStructuredTypeMembers(type); - var symbol = resolved.members[name]; + var symbol = resolved.members.get(name); if (symbol && symbolIsValue(symbol)) { return symbol; } @@ -28561,7 +30838,7 @@ var ts; return undefined; } function getTypeParametersFromJSDocTemplate(declaration) { - if (declaration.flags & 2097152 /* JavaScriptFile */) { + if (declaration.flags & 65536 /* JavaScriptFile */) { var templateTag = ts.getJSDocTemplateTag(declaration); if (templateTag) { return getTypeParametersFromDeclaration(templateTag.typeParameters); @@ -28583,16 +30860,16 @@ var ts; } function symbolsToArray(symbols) { var result = []; - for (var id in symbols) { + symbols.forEach(function (symbol, id) { if (!isReservedMemberName(id)) { - result.push(symbols[id]); + result.push(symbol); } - } + }); return result; } function isJSDocOptionalParameter(node) { - if (node.flags & 2097152 /* JavaScriptFile */) { - if (node.type && node.type.kind === 273 /* JSDocOptionalType */) { + if (node.flags & 65536 /* JavaScriptFile */) { + if (node.type && node.type.kind === 277 /* JSDocOptionalType */) { return true; } var paramTags = ts.getJSDocParameterTags(node); @@ -28603,7 +30880,7 @@ var ts; return true; } if (paramTag.typeExpression) { - return paramTag.typeExpression.type.kind === 273 /* JSDocOptionalType */; + return paramTag.typeExpression.type.kind === 277 /* JSDocOptionalType */; } } } @@ -28628,6 +30905,12 @@ var ts; ts.Debug.assert(parameterIndex >= 0); return parameterIndex >= signature.minArgumentCount; } + var iife = ts.getImmediatelyInvokedFunctionExpression(node.parent); + if (iife) { + return !node.type && + !node.dotDotDotToken && + ts.indexOf(node.parent.parameters, node) >= iife.arguments.length; + } return false; } function createTypePredicateFromTypePredicateNode(node) { @@ -28647,19 +30930,68 @@ var ts; }; } } + /** + * Gets the minimum number of type arguments needed to satisfy all non-optional type + * parameters. + */ + function getMinTypeArgumentCount(typeParameters) { + var minTypeArgumentCount = 0; + if (typeParameters) { + for (var i = 0; i < typeParameters.length; i++) { + if (!getDefaultFromTypeParameter(typeParameters[i])) { + minTypeArgumentCount = i + 1; + } + } + } + return minTypeArgumentCount; + } + /** + * Fill in default types for unsupplied type arguments. If `typeArguments` is undefined + * when a default type is supplied, a new array will be created and returned. + * + * @param typeArguments The supplied type arguments. + * @param typeParameters The requested type parameters. + * @param minTypeArgumentCount The minimum number of required type arguments. + */ + function fillMissingTypeArguments(typeArguments, typeParameters, minTypeArgumentCount, location) { + var numTypeParameters = ts.length(typeParameters); + if (numTypeParameters) { + var numTypeArguments = ts.length(typeArguments); + var isJavaScript = ts.isInJavaScriptFile(location); + if ((isJavaScript || numTypeArguments >= minTypeArgumentCount) && numTypeArguments <= numTypeParameters) { + if (!typeArguments) { + typeArguments = []; + } + // Map an unsatisfied type parameter with a default type. + // If a type parameter does not have a default type, or if the default type + // is a forward reference, the empty object type is used. + for (var i = numTypeArguments; i < numTypeParameters; i++) { + typeArguments[i] = isJavaScript ? anyType : emptyObjectType; + } + for (var i = numTypeArguments; i < numTypeParameters; i++) { + var mapper = createTypeMapper(typeParameters, typeArguments); + var defaultType = getDefaultFromTypeParameter(typeParameters[i]); + typeArguments[i] = defaultType ? instantiateType(defaultType, mapper) : isJavaScript ? anyType : emptyObjectType; + } + } + } + return typeArguments; + } function getSignatureFromDeclaration(declaration) { var links = getNodeLinks(declaration); if (!links.resolvedSignature) { var parameters = []; var hasLiteralTypes = false; - var minArgumentCount = -1; + var minArgumentCount = 0; var thisParameter = undefined; var hasThisParameter = void 0; + var iife = ts.getImmediatelyInvokedFunctionExpression(declaration); var isJSConstructSignature = ts.isJSDocConstructSignature(declaration); + var isUntypedSignatureInJSFile = !iife && !isJSConstructSignature && ts.isInJavaScriptFile(declaration) && !ts.hasJSDocParameterTags(declaration); // If this is a JSDoc construct signature, then skip the first parameter in the // parameter list. The first parameter represents the return type of the construct // signature. - for (var i = isJSConstructSignature ? 1 : 0, n = declaration.parameters.length; i < n; i++) { + for (var i = isJSConstructSignature ? 1 : 0; i < declaration.parameters.length; i++) { var param = declaration.parameters[i]; var paramSymbol = param.symbol; // Include parameter symbol instead of property symbol in the signature @@ -28674,43 +31006,36 @@ var ts; else { parameters.push(paramSymbol); } - if (param.type && param.type.kind === 171 /* LiteralType */) { + if (param.type && param.type.kind === 172 /* LiteralType */) { hasLiteralTypes = true; } - if (param.initializer || param.questionToken || param.dotDotDotToken || isJSDocOptionalParameter(param)) { - if (minArgumentCount < 0) { - minArgumentCount = i - (hasThisParameter ? 1 : 0); - } - } - else { - // If we see any required parameters, it means the prior ones were not in fact optional. - minArgumentCount = -1; + // Record a new minimum argument count if this is not an optional parameter + var isOptionalParameter_1 = param.initializer || param.questionToken || param.dotDotDotToken || + iife && parameters.length > iife.arguments.length && !param.type || + isJSDocOptionalParameter(param) || + isUntypedSignatureInJSFile; + if (!isOptionalParameter_1) { + minArgumentCount = parameters.length; } } // If only one accessor includes a this-type annotation, the other behaves as if it had the same type annotation - if ((declaration.kind === 151 /* GetAccessor */ || declaration.kind === 152 /* SetAccessor */) && + if ((declaration.kind === 152 /* GetAccessor */ || declaration.kind === 153 /* SetAccessor */) && !ts.hasDynamicName(declaration) && (!hasThisParameter || !thisParameter)) { - var otherKind = declaration.kind === 151 /* GetAccessor */ ? 152 /* SetAccessor */ : 151 /* GetAccessor */; + var otherKind = declaration.kind === 152 /* GetAccessor */ ? 153 /* SetAccessor */ : 152 /* GetAccessor */; var other = ts.getDeclarationOfKind(declaration.symbol, otherKind); if (other) { thisParameter = getAnnotatedAccessorThisParameter(other); } } - if (minArgumentCount < 0) { - minArgumentCount = declaration.parameters.length - (hasThisParameter ? 1 : 0); - } - if (isJSConstructSignature) { - minArgumentCount--; - } - var classType = declaration.kind === 150 /* Constructor */ ? + var classType = declaration.kind === 151 /* Constructor */ ? getDeclaredTypeOfClassOrInterface(getMergedSymbol(declaration.parent.symbol)) : undefined; var typeParameters = classType ? classType.localTypeParameters : declaration.typeParameters ? getTypeParametersFromDeclaration(declaration.typeParameters) : getTypeParametersFromJSDocTemplate(declaration); var returnType = getSignatureReturnTypeFromDeclaration(declaration, isJSConstructSignature, classType); - var typePredicate = declaration.type && declaration.type.kind === 156 /* TypePredicate */ ? + var typePredicate = declaration.type && declaration.type.kind === 157 /* TypePredicate */ ? createTypePredicateFromTypePredicateNode(declaration.type) : undefined; links.resolvedSignature = createSignature(declaration, typeParameters, thisParameter, parameters, returnType, typePredicate, minArgumentCount, ts.hasRestParameter(declaration), hasLiteralTypes); @@ -28727,7 +31052,7 @@ var ts; else if (declaration.type) { return getTypeFromTypeNode(declaration.type); } - if (declaration.flags & 2097152 /* JavaScriptFile */) { + if (declaration.flags & 65536 /* JavaScriptFile */) { var type = getReturnTypeFromJSDocComment(declaration); if (type && type !== unknownType) { return type; @@ -28735,35 +31060,63 @@ var ts; } // TypeScript 1.0 spec (April 2014): // If only one accessor includes a type annotation, the other behaves as if it had the same type annotation. - if (declaration.kind === 151 /* GetAccessor */ && !ts.hasDynamicName(declaration)) { - var setter = ts.getDeclarationOfKind(declaration.symbol, 152 /* SetAccessor */); + if (declaration.kind === 152 /* GetAccessor */ && !ts.hasDynamicName(declaration)) { + var setter = ts.getDeclarationOfKind(declaration.symbol, 153 /* SetAccessor */); return getAnnotatedAccessorType(setter); } if (ts.nodeIsMissing(declaration.body)) { return anyType; } } + function containsArgumentsReference(declaration) { + var links = getNodeLinks(declaration); + if (links.containsArgumentsReference === undefined) { + if (links.flags & 8192 /* CaptureArguments */) { + links.containsArgumentsReference = true; + } + else { + links.containsArgumentsReference = traverse(declaration.body); + } + } + return links.containsArgumentsReference; + function traverse(node) { + if (!node) + return false; + switch (node.kind) { + case 70 /* Identifier */: + return node.text === "arguments" && ts.isPartOfExpression(node); + case 148 /* PropertyDeclaration */: + case 150 /* MethodDeclaration */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + return node.name.kind === 143 /* ComputedPropertyName */ + && traverse(node.name); + default: + return !ts.nodeStartsNewLexicalEnvironment(node) && !ts.isPartOfTypeNode(node) && ts.forEachChild(node, traverse); + } + } + } function getSignaturesOfSymbol(symbol) { if (!symbol) return emptyArray; var result = []; - for (var i = 0, len = symbol.declarations.length; i < len; i++) { + for (var i = 0; i < symbol.declarations.length; i++) { var node = symbol.declarations[i]; switch (node.kind) { - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 225 /* FunctionDeclaration */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 274 /* JSDocFunctionType */: + case 159 /* FunctionType */: + case 160 /* ConstructorType */: + case 227 /* FunctionDeclaration */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 151 /* Constructor */: + case 154 /* CallSignature */: + case 155 /* ConstructSignature */: + case 156 /* IndexSignature */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: + case 278 /* JSDocFunctionType */: // Don't include signature if node is the implementation of an overloaded function. A node is considered // an implementation node if it has a body and the previous node is of the same kind and immediately // precedes the implementation node (i.e. has the same parent and ends where the implementation starts). @@ -28810,7 +31163,7 @@ var ts; } if (!popTypeResolution()) { type = anyType; - if (compilerOptions.noImplicitAny) { + if (noImplicitAny) { var declaration = signature.declaration; if (declaration.name) { error(declaration.name, ts.Diagnostics._0_implicitly_has_return_type_any_because_it_does_not_have_a_return_type_annotation_and_is_referenced_directly_or_indirectly_in_one_of_its_return_expressions, ts.declarationNameToString(declaration.name)); @@ -28834,9 +31187,14 @@ var ts; return anyType; } function getSignatureInstantiation(signature, typeArguments) { + typeArguments = fillMissingTypeArguments(typeArguments, signature.typeParameters, getMinTypeArgumentCount(signature.typeParameters)); var instantiations = signature.instantiations || (signature.instantiations = ts.createMap()); var id = getTypeListId(typeArguments); - return instantiations[id] || (instantiations[id] = createSignatureInstantiation(signature, typeArguments)); + var instantiation = instantiations.get(id); + if (!instantiation) { + instantiations.set(id, instantiation = createSignatureInstantiation(signature, typeArguments)); + } + return instantiation; } function createSignatureInstantiation(signature, typeArguments) { return instantiateSignature(signature, createTypeMapper(signature.typeParameters, typeArguments), /*eraseTypeParameters*/ true); @@ -28855,7 +31213,7 @@ var ts; // object type literal or interface (using the new keyword). Each way of declaring a constructor // will result in a different declaration kind. if (!signature.isolatedSignatureType) { - var isConstructor = signature.declaration.kind === 150 /* Constructor */ || signature.declaration.kind === 154 /* ConstructSignature */; + var isConstructor = signature.declaration.kind === 151 /* Constructor */ || signature.declaration.kind === 155 /* ConstructSignature */; var type = createObjectType(16 /* Anonymous */); type.members = emptySymbols; type.properties = emptyArray; @@ -28866,10 +31224,10 @@ var ts; return signature.isolatedSignatureType; } function getIndexSymbol(symbol) { - return symbol.members["__index"]; + return symbol.members.get("__index"); } function getIndexDeclarationOfSymbol(symbol, kind) { - var syntaxKind = kind === 1 /* Number */ ? 132 /* NumberKeyword */ : 134 /* StringKeyword */; + var syntaxKind = kind === 1 /* Number */ ? 132 /* NumberKeyword */ : 135 /* StringKeyword */; var indexSymbol = getIndexSymbol(symbol); if (indexSymbol) { for (var _i = 0, _a = indexSymbol.declarations; _i < _a.length; _i++) { @@ -28896,21 +31254,9 @@ var ts; return undefined; } function getConstraintDeclaration(type) { - return ts.getDeclarationOfKind(type.symbol, 143 /* TypeParameter */).constraint; + return ts.getDeclarationOfKind(type.symbol, 144 /* TypeParameter */).constraint; } - function hasConstraintReferenceTo(type, target) { - var checked; - while (type && type.flags & 16384 /* TypeParameter */ && !(type.isThisType) && !ts.contains(checked, type)) { - if (type === target) { - return true; - } - (checked || (checked = [])).push(type); - var constraintDeclaration = getConstraintDeclaration(type); - type = constraintDeclaration && getTypeFromTypeNode(constraintDeclaration); - } - return false; - } - function getConstraintOfTypeParameter(typeParameter) { + function getConstraintFromTypeParameter(typeParameter) { if (!typeParameter.constraint) { if (typeParameter.target) { var targetConstraint = getConstraintOfTypeParameter(typeParameter.target); @@ -28918,28 +31264,23 @@ var ts; } else { var constraintDeclaration = getConstraintDeclaration(typeParameter); - var constraint = getTypeFromTypeNode(constraintDeclaration); - if (hasConstraintReferenceTo(constraint, typeParameter)) { - error(constraintDeclaration, ts.Diagnostics.Type_parameter_0_has_a_circular_constraint, typeToString(typeParameter)); - constraint = unknownType; - } - typeParameter.constraint = constraint; + typeParameter.constraint = constraintDeclaration ? getTypeFromTypeNode(constraintDeclaration) : noConstraintType; } } return typeParameter.constraint === noConstraintType ? undefined : typeParameter.constraint; } function getParentSymbolOfTypeParameter(typeParameter) { - return getSymbolOfNode(ts.getDeclarationOfKind(typeParameter.symbol, 143 /* TypeParameter */).parent); + return getSymbolOfNode(ts.getDeclarationOfKind(typeParameter.symbol, 144 /* TypeParameter */).parent); } function getTypeListId(types) { var result = ""; if (types) { - var length_3 = types.length; + var length_4 = types.length; var i = 0; - while (i < length_3) { + while (i < length_4) { var startId = types[i].id; var count = 1; - while (i + count < length_3 && types[i + count].id === startId + count) { + while (i + count < length_4 && types[i + count].id === startId + count) { count++; } if (result.length) { @@ -28960,8 +31301,8 @@ var ts; // that care about the presence of such types at arbitrary depth in a containing type. function getPropagatingFlagsOfTypes(types, excludeKinds) { var result = 0; - for (var _i = 0, types_3 = types; _i < types_3.length; _i++) { - var type = types_3[_i]; + for (var _i = 0, types_5 = types; _i < types_5.length; _i++) { + var type = types_5[_i]; if (!(type.flags & excludeKinds)) { result |= type.flags; } @@ -28970,9 +31311,10 @@ var ts; } function createTypeReference(target, typeArguments) { var id = getTypeListId(typeArguments); - var type = target.instantiations[id]; + var type = target.instantiations.get(id); if (!type) { - type = target.instantiations[id] = createObjectType(4 /* Reference */, target.symbol); + type = createObjectType(4 /* Reference */, target.symbol); + target.instantiations.set(id, type); type.flags |= typeArguments ? getPropagatingFlagsOfTypes(typeArguments, /*excludeKinds*/ 0) : 0; type.target = target; type.typeArguments = typeArguments; @@ -28988,21 +31330,26 @@ var ts; return type; } function getTypeReferenceArity(type) { - return type.target.typeParameters ? type.target.typeParameters.length : 0; + return ts.length(type.target.typeParameters); } // Get type from reference to class or interface function getTypeFromClassOrInterfaceReference(node, symbol) { var type = getDeclaredTypeOfSymbol(getMergedSymbol(symbol)); var typeParameters = type.localTypeParameters; if (typeParameters) { - if (!node.typeArguments || node.typeArguments.length !== typeParameters.length) { - error(node, ts.Diagnostics.Generic_type_0_requires_1_type_argument_s, typeToString(type, /*enclosingDeclaration*/ undefined, 1 /* WriteArrayAsGenericType */), typeParameters.length); + var numTypeArguments = ts.length(node.typeArguments); + var minTypeArgumentCount = getMinTypeArgumentCount(typeParameters); + if (!ts.isInJavaScriptFile(node) && (numTypeArguments < minTypeArgumentCount || numTypeArguments > typeParameters.length)) { + error(node, minTypeArgumentCount === typeParameters.length + ? ts.Diagnostics.Generic_type_0_requires_1_type_argument_s + : ts.Diagnostics.Generic_type_0_requires_between_1_and_2_type_arguments, typeToString(type, /*enclosingDeclaration*/ undefined, 1 /* WriteArrayAsGenericType */), minTypeArgumentCount, typeParameters.length); return unknownType; } // In a type reference, the outer type parameters of the referenced class or interface are automatically // supplied as type arguments and the type reference only specifies arguments for the local type parameters // of the class or interface. - return createTypeReference(type, ts.concatenate(type.outerTypeParameters, ts.map(node.typeArguments, getTypeFromTypeNode))); + var typeArguments = ts.concatenate(type.outerTypeParameters, fillMissingTypeArguments(ts.map(node.typeArguments, getTypeFromTypeNode), typeParameters, minTypeArgumentCount, node)); + return createTypeReference(type, typeArguments); } if (node.typeArguments) { error(node, ts.Diagnostics.Type_0_is_not_generic, typeToString(type)); @@ -29015,7 +31362,11 @@ var ts; var links = getSymbolLinks(symbol); var typeParameters = links.typeParameters; var id = getTypeListId(typeArguments); - return links.instantiations[id] || (links.instantiations[id] = instantiateTypeNoAlias(type, createTypeMapper(typeParameters, typeArguments))); + var instantiation = links.instantiations.get(id); + if (!instantiation) { + links.instantiations.set(id, instantiation = instantiateTypeNoAlias(type, createTypeMapper(typeParameters, fillMissingTypeArguments(typeArguments, typeParameters, getMinTypeArgumentCount(typeParameters))))); + } + return instantiation; } // Get type from reference to type alias. When a type alias is generic, the declared type of the type alias may include // references to the type parameters of the alias. We replace those with the actual type arguments by instantiating the @@ -29024,8 +31375,12 @@ var ts; var type = getDeclaredTypeOfSymbol(symbol); var typeParameters = getSymbolLinks(symbol).typeParameters; if (typeParameters) { - if (!node.typeArguments || node.typeArguments.length !== typeParameters.length) { - error(node, ts.Diagnostics.Generic_type_0_requires_1_type_argument_s, symbolToString(symbol), typeParameters.length); + var numTypeArguments = ts.length(node.typeArguments); + var minTypeArgumentCount = getMinTypeArgumentCount(typeParameters); + if (numTypeArguments < minTypeArgumentCount || numTypeArguments > typeParameters.length) { + error(node, minTypeArgumentCount === typeParameters.length + ? ts.Diagnostics.Generic_type_0_requires_1_type_argument_s + : ts.Diagnostics.Generic_type_0_requires_between_1_and_2_type_arguments, symbolToString(symbol), minTypeArgumentCount, typeParameters.length); return unknownType; } var typeArguments = ts.map(node.typeArguments, getTypeFromTypeNode); @@ -29047,11 +31402,11 @@ var ts; } function getTypeReferenceName(node) { switch (node.kind) { - case 157 /* TypeReference */: + case 158 /* TypeReference */: return node.typeName; - case 272 /* JSDocTypeReference */: + case 276 /* JSDocTypeReference */: return node.name; - case 199 /* ExpressionWithTypeArguments */: + case 200 /* ExpressionWithTypeArguments */: // We only support expressions that are simple qualified names. For other // expressions this produces undefined. var expr = node.expression; @@ -29077,7 +31432,7 @@ var ts; if (symbol.flags & 524288 /* TypeAlias */) { return getTypeFromTypeAliasReference(node, symbol); } - if (symbol.flags & 107455 /* Value */ && node.kind === 272 /* JSDocTypeReference */) { + if (symbol.flags & 107455 /* Value */ && node.kind === 276 /* JSDocTypeReference */) { // A JSDocTypeReference may have resolved to a value (as opposed to a type). In // that case, the type of this reference is just the type of the value we resolved // to. @@ -29085,19 +31440,54 @@ var ts; } return getTypeFromNonGenericTypeReference(node, symbol); } + function getPrimitiveTypeFromJSDocTypeReference(node) { + if (ts.isIdentifier(node.name)) { + switch (node.name.text) { + case "String": + return stringType; + case "Number": + return numberType; + case "Boolean": + return booleanType; + case "Void": + return voidType; + case "Undefined": + return undefinedType; + case "Null": + return nullType; + case "Object": + return anyType; + case "Function": + return anyFunctionType; + case "Array": + case "array": + return !node.typeArguments || !node.typeArguments.length ? createArrayType(anyType) : undefined; + case "Promise": + case "promise": + return !node.typeArguments || !node.typeArguments.length ? createPromiseType(anyType) : undefined; + } + } + } + function getTypeFromJSDocNullableTypeNode(node) { + var type = getTypeFromTypeNode(node.type); + return strictNullChecks ? getUnionType([type, nullType]) : type; + } function getTypeFromTypeReference(node) { var links = getNodeLinks(node); if (!links.resolvedType) { var symbol = void 0; var type = void 0; - if (node.kind === 272 /* JSDocTypeReference */) { - var typeReferenceName = getTypeReferenceName(node); - symbol = resolveTypeReferenceName(typeReferenceName); - type = getTypeReferenceType(node, symbol); + if (node.kind === 276 /* JSDocTypeReference */) { + type = getPrimitiveTypeFromJSDocTypeReference(node); + if (!type) { + var typeReferenceName = getTypeReferenceName(node); + symbol = resolveTypeReferenceName(typeReferenceName); + type = getTypeReferenceType(node, symbol); + } } else { // We only support expressions that are simple qualified names. For other expressions this produces undefined. - var typeNameOrExpression = node.kind === 157 /* TypeReference */ + var typeNameOrExpression = node.kind === 158 /* TypeReference */ ? node.typeName : ts.isEntityNameExpression(node.expression) ? node.expression @@ -29129,12 +31519,12 @@ var ts; function getTypeOfGlobalSymbol(symbol, arity) { function getTypeDeclaration(symbol) { var declarations = symbol.declarations; - for (var _i = 0, declarations_3 = declarations; _i < declarations_3.length; _i++) { - var declaration = declarations_3[_i]; + for (var _i = 0, declarations_4 = declarations; _i < declarations_4.length; _i++) { + var declaration = declarations_4[_i]; switch (declaration.kind) { - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 229 /* EnumDeclaration */: + case 228 /* ClassDeclaration */: + case 229 /* InterfaceDeclaration */: + case 231 /* EnumDeclaration */: return declaration; } } @@ -29147,24 +31537,68 @@ var ts; error(getTypeDeclaration(symbol), ts.Diagnostics.Global_type_0_must_be_a_class_or_interface_type, symbol.name); return arity ? emptyGenericType : emptyObjectType; } - if ((type.typeParameters ? type.typeParameters.length : 0) !== arity) { + if (ts.length(type.typeParameters) !== arity) { error(getTypeDeclaration(symbol), ts.Diagnostics.Global_type_0_must_have_1_type_parameter_s, symbol.name, arity); return arity ? emptyGenericType : emptyObjectType; } return type; } - function getGlobalValueSymbol(name) { - return getGlobalSymbol(name, 107455 /* Value */, ts.Diagnostics.Cannot_find_global_value_0); + function getGlobalValueSymbol(name, reportErrors) { + return getGlobalSymbol(name, 107455 /* Value */, reportErrors ? ts.Diagnostics.Cannot_find_global_value_0 : undefined); } - function getGlobalTypeSymbol(name) { - return getGlobalSymbol(name, 793064 /* Type */, ts.Diagnostics.Cannot_find_global_type_0); + function getGlobalTypeSymbol(name, reportErrors) { + return getGlobalSymbol(name, 793064 /* Type */, reportErrors ? ts.Diagnostics.Cannot_find_global_type_0 : undefined); } function getGlobalSymbol(name, meaning, diagnostic) { return resolveName(undefined, name, meaning, diagnostic, name); } - function getGlobalType(name, arity) { + function getGlobalType(name, arity, reportErrors) { + var symbol = getGlobalTypeSymbol(name, reportErrors); + return symbol || reportErrors ? getTypeOfGlobalSymbol(symbol, arity) : undefined; + } + function getGlobalTypedPropertyDescriptorType() { + return deferredGlobalTypedPropertyDescriptorType || (deferredGlobalTypedPropertyDescriptorType = getGlobalType("TypedPropertyDescriptor", /*arity*/ 1, /*reportErrors*/ true)) || emptyGenericType; + } + function getGlobalTemplateStringsArrayType() { + return deferredGlobalTemplateStringsArrayType || (deferredGlobalTemplateStringsArrayType = getGlobalType("TemplateStringsArray", /*arity*/ 0, /*reportErrors*/ true)) || emptyObjectType; + } + function getGlobalESSymbolConstructorSymbol(reportErrors) { + return deferredGlobalESSymbolConstructorSymbol || (deferredGlobalESSymbolConstructorSymbol = getGlobalValueSymbol("Symbol", reportErrors)); + } + function getGlobalESSymbolType(reportErrors) { + return deferredGlobalESSymbolType || (deferredGlobalESSymbolType = getGlobalType("Symbol", /*arity*/ 0, reportErrors)) || emptyObjectType; + } + function getGlobalPromiseType(reportErrors) { + return deferredGlobalPromiseType || (deferredGlobalPromiseType = getGlobalType("Promise", /*arity*/ 1, reportErrors)) || emptyGenericType; + } + function getGlobalPromiseConstructorSymbol(reportErrors) { + return deferredGlobalPromiseConstructorSymbol || (deferredGlobalPromiseConstructorSymbol = getGlobalValueSymbol("Promise", reportErrors)); + } + function getGlobalPromiseConstructorLikeType(reportErrors) { + return deferredGlobalPromiseConstructorLikeType || (deferredGlobalPromiseConstructorLikeType = getGlobalType("PromiseConstructorLike", /*arity*/ 0, reportErrors)) || emptyObjectType; + } + function getGlobalAsyncIterableType(reportErrors) { + return deferredGlobalAsyncIterableType || (deferredGlobalAsyncIterableType = getGlobalType("AsyncIterable", /*arity*/ 1, reportErrors)) || emptyGenericType; + } + function getGlobalAsyncIteratorType(reportErrors) { + return deferredGlobalAsyncIteratorType || (deferredGlobalAsyncIteratorType = getGlobalType("AsyncIterator", /*arity*/ 1, reportErrors)) || emptyGenericType; + } + function getGlobalAsyncIterableIteratorType(reportErrors) { + return deferredGlobalAsyncIterableIteratorType || (deferredGlobalAsyncIterableIteratorType = getGlobalType("AsyncIterableIterator", /*arity*/ 1, reportErrors)) || emptyGenericType; + } + function getGlobalIterableType(reportErrors) { + return deferredGlobalIterableType || (deferredGlobalIterableType = getGlobalType("Iterable", /*arity*/ 1, reportErrors)) || emptyGenericType; + } + function getGlobalIteratorType(reportErrors) { + return deferredGlobalIteratorType || (deferredGlobalIteratorType = getGlobalType("Iterator", /*arity*/ 1, reportErrors)) || emptyGenericType; + } + function getGlobalIterableIteratorType(reportErrors) { + return deferredGlobalIterableIteratorType || (deferredGlobalIterableIteratorType = getGlobalType("IterableIterator", /*arity*/ 1, reportErrors)) || emptyGenericType; + } + function getGlobalTypeOrUndefined(name, arity) { if (arity === void 0) { arity = 0; } - return getTypeOfGlobalSymbol(getGlobalTypeSymbol(name), arity); + var symbol = getGlobalSymbol(name, 793064 /* Type */, /*diagnostic*/ undefined); + return symbol && getTypeOfGlobalSymbol(symbol, arity); } /** * Returns a type that is inside a namespace at the global scope, e.g. @@ -29176,25 +31610,25 @@ var ts; return typeSymbol && getDeclaredTypeOfSymbol(typeSymbol); } /** - * Creates a TypeReference for a generic `TypedPropertyDescriptor<T>`. - */ - function createTypedPropertyDescriptorType(propertyType) { - var globalTypedPropertyDescriptorType = getGlobalTypedPropertyDescriptorType(); - return globalTypedPropertyDescriptorType !== emptyGenericType - ? createTypeReference(globalTypedPropertyDescriptorType, [propertyType]) - : emptyObjectType; - } - /** * Instantiates a global type that is generic with some element type, and returns that instantiation. */ function createTypeFromGenericGlobalType(genericGlobalType, typeArguments) { return genericGlobalType !== emptyGenericType ? createTypeReference(genericGlobalType, typeArguments) : emptyObjectType; } - function createIterableType(elementType) { - return createTypeFromGenericGlobalType(getGlobalIterableType(), [elementType]); + function createTypedPropertyDescriptorType(propertyType) { + return createTypeFromGenericGlobalType(getGlobalTypedPropertyDescriptorType(), [propertyType]); + } + function createAsyncIterableType(iteratedType) { + return createTypeFromGenericGlobalType(getGlobalAsyncIterableType(/*reportErrors*/ true), [iteratedType]); + } + function createAsyncIterableIteratorType(iteratedType) { + return createTypeFromGenericGlobalType(getGlobalAsyncIterableIteratorType(/*reportErrors*/ true), [iteratedType]); } - function createIterableIteratorType(elementType) { - return createTypeFromGenericGlobalType(getGlobalIterableIteratorType(), [elementType]); + function createIterableType(iteratedType) { + return createTypeFromGenericGlobalType(getGlobalIterableType(/*reportErrors*/ true), [iteratedType]); + } + function createIterableIteratorType(iteratedType) { + return createTypeFromGenericGlobalType(getGlobalIterableIteratorType(/*reportErrors*/ true), [iteratedType]); } function createArrayType(elementType) { return createTypeFromGenericGlobalType(globalArrayType, [elementType]); @@ -29219,7 +31653,7 @@ var ts; for (var i = 0; i < arity; i++) { var typeParameter = createType(16384 /* TypeParameter */); typeParameters.push(typeParameter); - var property = createSymbol(4 /* Property */ | 67108864 /* Transient */, "" + i); + var property = createSymbol(4 /* Property */, "" + i); property.type = typeParameter; properties.push(property); } @@ -29228,7 +31662,7 @@ var ts; type.outerTypeParameters = undefined; type.localTypeParameters = typeParameters; type.instantiations = ts.createMap(); - type.instantiations[getTypeListId(type.typeParameters)] = type; + type.instantiations.set(getTypeListId(type.typeParameters), type); type.target = type; type.typeArguments = type.typeParameters; type.thisType = createType(16384 /* TypeParameter */); @@ -29312,14 +31746,14 @@ var ts; // Add the given types to the given type set. Order is preserved, duplicates are removed, // and nested types of the given kind are flattened into the set. function addTypesToUnion(typeSet, types) { - for (var _i = 0, types_4 = types; _i < types_4.length; _i++) { - var type = types_4[_i]; + for (var _i = 0, types_6 = types; _i < types_6.length; _i++) { + var type = types_6[_i]; addTypeToUnion(typeSet, type); } } function containsIdenticalType(types, type) { - for (var _i = 0, types_5 = types; _i < types_5.length; _i++) { - var t = types_5[_i]; + for (var _i = 0, types_7 = types; _i < types_7.length; _i++) { + var t = types_7[_i]; if (isTypeIdenticalTo(t, type)) { return true; } @@ -29327,8 +31761,9 @@ var ts; return false; } function isSubtypeOfAny(candidate, types) { - for (var i = 0, len = types.length; i < len; i++) { - if (candidate !== types[i] && isTypeSubtypeOf(candidate, types[i])) { + for (var _i = 0, types_8 = types; _i < types_8.length; _i++) { + var type = types_8[_i]; + if (candidate !== type && isTypeSubtypeOf(candidate, type)) { return true; } } @@ -29414,10 +31849,11 @@ var ts; return types[0]; } var id = getTypeListId(types); - var type = unionTypes[id]; + var type = unionTypes.get(id); if (!type) { var propagatedFlags = getPropagatingFlagsOfTypes(types, /*excludeKinds*/ 6144 /* Nullable */); - type = unionTypes[id] = createType(65536 /* Union */ | propagatedFlags); + type = createType(65536 /* Union */ | propagatedFlags); + unionTypes.set(id, type); type.types = types; type.aliasSymbol = aliasSymbol; type.aliasTypeArguments = aliasTypeArguments; @@ -29438,15 +31874,27 @@ var ts; else if (type.flags & 1 /* Any */) { typeSet.containsAny = true; } + else if (getObjectFlags(type) & 16 /* Anonymous */ && isEmptyObjectType(type)) { + typeSet.containsEmptyObject = true; + } else if (!(type.flags & 8192 /* Never */) && (strictNullChecks || !(type.flags & 6144 /* Nullable */)) && !ts.contains(typeSet, type)) { - typeSet.push(type); + if (type.flags & 32768 /* Object */) { + typeSet.containsObjectType = true; + } + if (type.flags & 65536 /* Union */ && typeSet.unionIndex === undefined) { + typeSet.unionIndex = typeSet.length; + } + if (!(type.flags & 32768 /* Object */ && type.objectFlags & 16 /* Anonymous */ && + type.symbol && type.symbol.flags & (16 /* Function */ | 8192 /* Method */) && containsIdenticalType(typeSet, type))) { + typeSet.push(type); + } } } // Add the given types to the given type set. Order is preserved, duplicates are removed, // and nested types of the given kind are flattened into the set. function addTypesToIntersection(typeSet, types) { - for (var _i = 0, types_6 = types; _i < types_6.length; _i++) { - var type = types_6[_i]; + for (var _i = 0, types_9 = types; _i < types_9.length; _i++) { + var type = types_9[_i]; addTypeToIntersection(typeSet, type); } } @@ -29464,31 +31912,31 @@ var ts; if (types.length === 0) { return emptyObjectType; } - var _loop_2 = function (i) { - var type_1 = types[i]; - if (type_1.flags & 65536 /* Union */) { - return { value: getUnionType(ts.map(type_1.types, function (t) { return getIntersectionType(ts.replaceElement(types, i, t)); }), - /*subtypeReduction*/ false, aliasSymbol, aliasTypeArguments) }; - } - }; - for (var i = 0; i < types.length; i++) { - var state_2 = _loop_2(i); - if (typeof state_2 === "object") - return state_2.value; - } var typeSet = []; addTypesToIntersection(typeSet, types); if (typeSet.containsAny) { return anyType; } + if (typeSet.containsEmptyObject && !typeSet.containsObjectType) { + typeSet.push(emptyObjectType); + } if (typeSet.length === 1) { return typeSet[0]; } + var unionIndex = typeSet.unionIndex; + if (unionIndex !== undefined) { + // We are attempting to construct a type of the form X & (A | B) & Y. Transform this into a type of + // the form X & A & Y | X & B & Y and recursively reduce until no union type constituents remain. + var unionType = typeSet[unionIndex]; + return getUnionType(ts.map(unionType.types, function (t) { return getIntersectionType(ts.replaceElement(typeSet, unionIndex, t)); }), + /*subtypeReduction*/ false, aliasSymbol, aliasTypeArguments); + } var id = getTypeListId(typeSet); - var type = intersectionTypes[id]; + var type = intersectionTypes.get(id); if (!type) { var propagatedFlags = getPropagatingFlagsOfTypes(typeSet, /*excludeKinds*/ 6144 /* Nullable */); - type = intersectionTypes[id] = createType(131072 /* Intersection */ | propagatedFlags); + type = createType(131072 /* Intersection */ | propagatedFlags); + intersectionTypes.set(id, type); type.types = typeSet; type.aliasSymbol = aliasSymbol; type.aliasTypeArguments = aliasTypeArguments; @@ -29502,7 +31950,7 @@ var ts; } return links.resolvedType; } - function getIndexTypeForTypeParameter(type) { + function getIndexTypeForGenericType(type) { if (!type.resolvedIndexType) { type.resolvedIndexType = createType(262144 /* Index */); type.resolvedIndexType.type = type; @@ -29518,7 +31966,7 @@ var ts; return getUnionType(ts.map(getPropertiesOfType(type), getLiteralTypeFromPropertyName)); } function getIndexType(type) { - return type.flags & 16384 /* TypeParameter */ ? getIndexTypeForTypeParameter(type) : + return maybeTypeOfKind(type, 540672 /* TypeVariable */) ? getIndexTypeForGenericType(type) : getObjectFlags(type) & 32 /* Mapped */ ? getConstraintTypeFromMappedType(type) : type.flags & 1 /* Any */ || getIndexInfoOfType(type, 0 /* String */) ? stringType : getLiteralTypeFromPropertyNames(type); @@ -29541,7 +31989,7 @@ var ts; return type; } function getPropertyTypeForIndexType(objectType, indexType, accessNode, cacheSymbol) { - var accessExpression = accessNode && accessNode.kind === 178 /* ElementAccessExpression */ ? accessNode : undefined; + var accessExpression = accessNode && accessNode.kind === 179 /* ElementAccessExpression */ ? accessNode : undefined; var propName = indexType.flags & (32 /* StringLiteral */ | 64 /* NumberLiteral */ | 256 /* EnumLiteral */) ? indexType.text : accessExpression && checkThatExpressionIsProperSymbolReference(accessExpression.argumentExpression, indexType, /*reportError*/ false) ? @@ -29570,14 +32018,14 @@ var ts; getIndexInfoOfType(objectType, 0 /* String */) || undefined; if (indexInfo) { - if (accessExpression && ts.isAssignmentTarget(accessExpression) && indexInfo.isReadonly) { + if (accessExpression && indexInfo.isReadonly && (ts.isAssignmentTarget(accessExpression) || ts.isDeleteTarget(accessExpression))) { error(accessExpression, ts.Diagnostics.Index_signature_in_type_0_only_permits_reading, typeToString(objectType)); return unknownType; } return indexInfo.type; } if (accessExpression && !isConstEnumObjectType(objectType)) { - if (compilerOptions.noImplicitAny && !compilerOptions.suppressImplicitAnyIndexErrors) { + if (noImplicitAny && !compilerOptions.suppressImplicitAnyIndexErrors) { if (getIndexTypeOfType(objectType, 1 /* Number */)) { error(accessExpression.argumentExpression, ts.Diagnostics.Element_implicitly_has_an_any_type_because_index_expression_is_not_of_type_number); } @@ -29589,7 +32037,7 @@ var ts; } } if (accessNode) { - var indexNode = accessNode.kind === 178 /* ElementAccessExpression */ ? accessNode.argumentExpression : accessNode.indexType; + var indexNode = accessNode.kind === 179 /* ElementAccessExpression */ ? accessNode.argumentExpression : accessNode.indexType; if (indexType.flags & (32 /* StringLiteral */ | 64 /* NumberLiteral */)) { error(indexNode, ts.Diagnostics.Property_0_does_not_exist_on_type_1, indexType.text, typeToString(objectType)); } @@ -29599,32 +32047,32 @@ var ts; else { error(indexNode, ts.Diagnostics.Type_0_cannot_be_used_as_an_index_type, typeToString(indexType)); } + return unknownType; } - return unknownType; + return anyType; } function getIndexedAccessForMappedType(type, indexType, accessNode) { - var accessExpression = accessNode && accessNode.kind === 178 /* ElementAccessExpression */ ? accessNode : undefined; + var accessExpression = accessNode && accessNode.kind === 179 /* ElementAccessExpression */ ? accessNode : undefined; if (accessExpression && ts.isAssignmentTarget(accessExpression) && type.declaration.readonlyToken) { error(accessExpression, ts.Diagnostics.Index_signature_in_type_0_only_permits_reading, typeToString(type)); return unknownType; } - var mapper = createUnaryTypeMapper(getTypeParameterFromMappedType(type), indexType); + var mapper = createTypeMapper([getTypeParameterFromMappedType(type)], [indexType]); var templateMapper = type.mapper ? combineTypeMappers(type.mapper, mapper) : mapper; - return addOptionality(instantiateType(getTemplateTypeFromMappedType(type), templateMapper), !!type.declaration.questionToken); + return instantiateType(getTemplateTypeFromMappedType(type), templateMapper); } function getIndexedAccessType(objectType, indexType, accessNode) { - if (indexType.flags & 16384 /* TypeParameter */ || - objectType.flags & 16384 /* TypeParameter */ && indexType.flags & 262144 /* Index */ || + // If the index type is generic, if the object type is generic and doesn't originate in an expression, + // or if the object type is a mapped type with a generic constraint, we are performing a higher-order + // index access where we cannot meaningfully access the properties of the object type. Note that for a + // generic T and a non-generic K, we eagerly resolve T[K] if it originates in an expression. This is to + // preserve backwards compatibility. For example, an element access 'this["foo"]' has always been resolved + // eagerly using the constraint type of 'this' at the given location. + if (maybeTypeOfKind(indexType, 540672 /* TypeVariable */ | 262144 /* Index */) || + maybeTypeOfKind(objectType, 540672 /* TypeVariable */) && !(accessNode && accessNode.kind === 179 /* ElementAccessExpression */) || isGenericMappedType(objectType)) { - // If either the object type or the index type are type parameters, or if the object type is a mapped - // type with a generic constraint, we are performing a higher-order index access where we cannot - // meaningfully access the properties of the object type. In those cases, we first check that the - // index type is assignable to 'keyof T' for the object type. - if (accessNode) { - if (!isTypeAssignableTo(indexType, getIndexType(objectType))) { - error(accessNode, ts.Diagnostics.Type_0_cannot_be_used_to_index_type_1, typeToString(indexType), typeToString(objectType)); - return unknownType; - } + if (objectType.flags & 1 /* Any */) { + return objectType; } // If the object type is a mapped type { [P in K]: E }, we instantiate E using a mapper that substitutes // the index type for P. For example, for an index access { [P in K]: Box<T[P]> }[X], we construct the @@ -29634,8 +32082,13 @@ var ts; } // Otherwise we defer the operation by creating an indexed access type. var id = objectType.id + "," + indexType.id; - return indexedAccessTypes[id] || (indexedAccessTypes[id] = createIndexedAccessType(objectType, indexType)); + var type = indexedAccessTypes.get(id); + if (!type) { + indexedAccessTypes.set(id, type = createIndexedAccessType(objectType, indexType)); + } + return type; } + // In the following we resolve T[K] to the type of the property in T selected by K. var apparentObjectType = getApparentType(objectType); if (indexType.flags & 65536 /* Union */ && !(indexType.flags & 8190 /* Primitive */)) { var propTypes = []; @@ -29677,7 +32130,7 @@ var ts; if (!links.resolvedType) { // Deferred resolution of members is handled by resolveObjectTypeMembers var aliasSymbol = getAliasSymbolForTypeNode(node); - if (ts.isEmpty(node.symbol.members) && !aliasSymbol) { + if (node.symbol.members.size === 0 && !aliasSymbol) { links.resolvedType = emptyTypeLiteralType; } else { @@ -29690,7 +32143,7 @@ var ts; return links.resolvedType; } function getAliasSymbolForTypeNode(node) { - return node.parent.kind === 228 /* TypeAliasDeclaration */ ? getSymbolOfNode(node.parent) : undefined; + return node.parent.kind === 230 /* TypeAliasDeclaration */ ? getSymbolOfNode(node.parent) : undefined; } function getAliasTypeArgumentsForTypeNode(node) { var symbol = getAliasSymbolForTypeNode(node); @@ -29701,11 +32154,27 @@ var ts; * this function should be called in a left folding style, with left = previous result of getSpreadType * and right = the new element to be spread. */ - function getSpreadType(left, right, isFromObjectLiteral) { - ts.Debug.assert(!!(left.flags & (32768 /* Object */ | 1 /* Any */)) && !!(right.flags & (32768 /* Object */ | 1 /* Any */)), "Only object types may be spread."); + function getSpreadType(left, right) { if (left.flags & 1 /* Any */ || right.flags & 1 /* Any */) { return anyType; } + left = filterType(left, function (t) { return !(t.flags & 6144 /* Nullable */); }); + if (left.flags & 8192 /* Never */) { + return right; + } + right = filterType(right, function (t) { return !(t.flags & 6144 /* Nullable */); }); + if (right.flags & 8192 /* Never */) { + return left; + } + if (left.flags & 65536 /* Union */) { + return mapType(left, function (t) { return getSpreadType(t, right); }); + } + if (right.flags & 65536 /* Union */) { + return mapType(right, function (t) { return getSpreadType(left, t); }); + } + if (right.flags & 16777216 /* NonPrimitive */) { + return emptyObjectType; + } var members = ts.createMap(); var skippedPrivateMembers = ts.createMap(); var stringIndexInfo; @@ -29722,42 +32191,55 @@ var ts; for (var _i = 0, _a = getPropertiesOfType(right); _i < _a.length; _i++) { var rightProp = _a[_i]; // we approximate own properties as non-methods plus methods that are inside the object literal - var isOwnProperty = !(rightProp.flags & 8192 /* Method */) || isFromObjectLiteral; var isSetterWithoutGetter = rightProp.flags & 65536 /* SetAccessor */ && !(rightProp.flags & 32768 /* GetAccessor */); if (getDeclarationModifierFlagsFromSymbol(rightProp) & (8 /* Private */ | 16 /* Protected */)) { - skippedPrivateMembers[rightProp.name] = true; + skippedPrivateMembers.set(rightProp.name, true); } - else if (isOwnProperty && !isSetterWithoutGetter) { - members[rightProp.name] = rightProp; + else if (!isClassMethod(rightProp) && !isSetterWithoutGetter) { + members.set(rightProp.name, getNonReadonlySymbol(rightProp)); } } for (var _b = 0, _c = getPropertiesOfType(left); _b < _c.length; _b++) { var leftProp = _c[_b]; if (leftProp.flags & 65536 /* SetAccessor */ && !(leftProp.flags & 32768 /* GetAccessor */) - || leftProp.name in skippedPrivateMembers) { + || skippedPrivateMembers.has(leftProp.name) + || isClassMethod(leftProp)) { continue; } - if (leftProp.name in members) { - var rightProp = members[leftProp.name]; + if (members.has(leftProp.name)) { + var rightProp = members.get(leftProp.name); var rightType = getTypeOfSymbol(rightProp); - if (maybeTypeOfKind(rightType, 2048 /* Undefined */) || rightProp.flags & 536870912 /* Optional */) { + if (maybeTypeOfKind(rightType, 2048 /* Undefined */) || rightProp.flags & 67108864 /* Optional */) { var declarations = ts.concatenate(leftProp.declarations, rightProp.declarations); - var flags = 4 /* Property */ | 67108864 /* Transient */ | (leftProp.flags & 536870912 /* Optional */); + var flags = 4 /* Property */ | (leftProp.flags & 67108864 /* Optional */); var result = createSymbol(flags, leftProp.name); result.type = getUnionType([getTypeOfSymbol(leftProp), getTypeWithFacts(rightType, 131072 /* NEUndefined */)]); result.leftSpread = leftProp; result.rightSpread = rightProp; result.declarations = declarations; - result.isReadonly = isReadonlySymbol(leftProp) || isReadonlySymbol(rightProp); - members[leftProp.name] = result; + members.set(leftProp.name, result); } } else { - members[leftProp.name] = leftProp; + members.set(leftProp.name, getNonReadonlySymbol(leftProp)); } } return createAnonymousType(undefined, members, emptyArray, emptyArray, stringIndexInfo, numberIndexInfo); } + function getNonReadonlySymbol(prop) { + if (!isReadonlySymbol(prop)) { + return prop; + } + var flags = 4 /* Property */ | (prop.flags & 67108864 /* Optional */); + var result = createSymbol(flags, prop.name); + result.type = getTypeOfSymbol(prop); + result.declarations = prop.declarations; + result.syntheticOrigin = prop; + return result; + } + function isClassMethod(prop) { + return prop.flags & 8192 /* Method */ && ts.find(prop.declarations, function (decl) { return ts.isClassLike(decl.parent); }); + } function createLiteralType(flags, text) { var type = createType(flags); type.text = text; @@ -29779,7 +32261,11 @@ var ts; } function getLiteralTypeForText(flags, text) { var map = flags & 32 /* StringLiteral */ ? stringLiteralTypes : numericLiteralTypes; - return map[text] || (map[text] = createLiteralType(flags, text)); + var type = map.get(text); + if (!type) { + map.set(text, type = createLiteralType(flags, text)); + } + return type; } function getTypeFromLiteralTypeNode(node) { var links = getNodeLinks(node); @@ -29807,9 +32293,9 @@ var ts; function getThisType(node) { var container = ts.getThisContainer(node, /*includeArrowFunctions*/ false); var parent = container && container.parent; - if (parent && (ts.isClassLike(parent) || parent.kind === 227 /* InterfaceDeclaration */)) { + if (parent && (ts.isClassLike(parent) || parent.kind === 229 /* InterfaceDeclaration */)) { if (!(ts.getModifierFlags(container) & 32 /* Static */) && - (container.kind !== 150 /* Constructor */ || ts.isNodeDescendantOf(node, container.body))) { + (container.kind !== 151 /* Constructor */ || ts.isNodeDescendantOf(node, container.body))) { return getDeclaredTypeOfClassOrInterface(getSymbolOfNode(parent)).thisType; } } @@ -29826,87 +32312,84 @@ var ts; function getTypeFromTypeNode(node) { switch (node.kind) { case 118 /* AnyKeyword */: - case 263 /* JSDocAllType */: - case 264 /* JSDocUnknownType */: + case 267 /* JSDocAllType */: + case 268 /* JSDocUnknownType */: return anyType; - case 134 /* StringKeyword */: + case 135 /* StringKeyword */: return stringType; case 132 /* NumberKeyword */: return numberType; case 121 /* BooleanKeyword */: return booleanType; - case 135 /* SymbolKeyword */: + case 136 /* SymbolKeyword */: return esSymbolType; case 104 /* VoidKeyword */: return voidType; - case 137 /* UndefinedKeyword */: + case 138 /* UndefinedKeyword */: return undefinedType; case 94 /* NullKeyword */: return nullType; case 129 /* NeverKeyword */: return neverType; - case 289 /* JSDocNullKeyword */: - return nullType; - case 290 /* JSDocUndefinedKeyword */: - return undefinedType; - case 291 /* JSDocNeverKeyword */: - return neverType; - case 167 /* ThisType */: + case 133 /* ObjectKeyword */: + return nonPrimitiveType; + case 168 /* ThisType */: case 98 /* ThisKeyword */: return getTypeFromThisTypeNode(node); - case 171 /* LiteralType */: + case 172 /* LiteralType */: return getTypeFromLiteralTypeNode(node); - case 288 /* JSDocLiteralType */: + case 292 /* JSDocLiteralType */: return getTypeFromLiteralTypeNode(node.literal); - case 157 /* TypeReference */: - case 272 /* JSDocTypeReference */: + case 158 /* TypeReference */: + case 276 /* JSDocTypeReference */: return getTypeFromTypeReference(node); - case 156 /* TypePredicate */: + case 157 /* TypePredicate */: return booleanType; - case 199 /* ExpressionWithTypeArguments */: + case 200 /* ExpressionWithTypeArguments */: return getTypeFromTypeReference(node); - case 160 /* TypeQuery */: + case 161 /* TypeQuery */: return getTypeFromTypeQueryNode(node); - case 162 /* ArrayType */: - case 265 /* JSDocArrayType */: + case 163 /* ArrayType */: + case 269 /* JSDocArrayType */: return getTypeFromArrayTypeNode(node); - case 163 /* TupleType */: + case 164 /* TupleType */: return getTypeFromTupleTypeNode(node); - case 164 /* UnionType */: - case 266 /* JSDocUnionType */: + case 165 /* UnionType */: + case 270 /* JSDocUnionType */: return getTypeFromUnionTypeNode(node); - case 165 /* IntersectionType */: + case 166 /* IntersectionType */: return getTypeFromIntersectionTypeNode(node); - case 166 /* ParenthesizedType */: - case 268 /* JSDocNullableType */: - case 269 /* JSDocNonNullableType */: - case 276 /* JSDocConstructorType */: - case 277 /* JSDocThisType */: - case 273 /* JSDocOptionalType */: + case 272 /* JSDocNullableType */: + return getTypeFromJSDocNullableTypeNode(node); + case 167 /* ParenthesizedType */: + case 273 /* JSDocNonNullableType */: + case 280 /* JSDocConstructorType */: + case 281 /* JSDocThisType */: + case 277 /* JSDocOptionalType */: return getTypeFromTypeNode(node.type); - case 270 /* JSDocRecordType */: + case 274 /* JSDocRecordType */: return getTypeFromTypeNode(node.literal); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 161 /* TypeLiteral */: - case 287 /* JSDocTypeLiteral */: - case 274 /* JSDocFunctionType */: + case 159 /* FunctionType */: + case 160 /* ConstructorType */: + case 162 /* TypeLiteral */: + case 291 /* JSDocTypeLiteral */: + case 278 /* JSDocFunctionType */: return getTypeFromTypeLiteralOrFunctionOrConstructorTypeNode(node); - case 168 /* TypeOperator */: + case 169 /* TypeOperator */: return getTypeFromTypeOperatorNode(node); - case 169 /* IndexedAccessType */: + case 170 /* IndexedAccessType */: return getTypeFromIndexedAccessTypeNode(node); - case 170 /* MappedType */: + case 171 /* MappedType */: return getTypeFromMappedTypeNode(node); // This function assumes that an identifier or qualified name is a type expression // Callers should first ensure this by calling isTypeNode case 70 /* Identifier */: - case 141 /* QualifiedName */: + case 142 /* QualifiedName */: var symbol = getSymbolAtLocation(node); return symbol && getDeclaredTypeOfSymbol(symbol); - case 267 /* JSDocTupleType */: + case 271 /* JSDocTupleType */: return getTypeFromJSDocTupleType(node); - case 275 /* JSDocVariadicType */: + case 279 /* JSDocVariadicType */: return getTypeFromJSDocVariadicType(node); default: return unknownType; @@ -29933,13 +32416,13 @@ var ts; var instantiations = mapper.instantiations || (mapper.instantiations = []); return instantiations[type.id] || (instantiations[type.id] = instantiator(type, mapper)); } - function createUnaryTypeMapper(source, target) { + function makeUnaryTypeMapper(source, target) { return function (t) { return t === source ? target : t; }; } - function createBinaryTypeMapper(source1, target1, source2, target2) { + function makeBinaryTypeMapper(source1, target1, source2, target2) { return function (t) { return t === source1 ? target1 : t === source2 ? target2 : t; }; } - function createArrayTypeMapper(sources, targets) { + function makeArrayTypeMapper(sources, targets) { return function (t) { for (var i = 0; i < sources.length; i++) { if (t === sources[i]) { @@ -29950,15 +32433,23 @@ var ts; }; } function createTypeMapper(sources, targets) { - var count = sources.length; - var mapper = count == 1 ? createUnaryTypeMapper(sources[0], targets ? targets[0] : anyType) : - count == 2 ? createBinaryTypeMapper(sources[0], targets ? targets[0] : anyType, sources[1], targets ? targets[1] : anyType) : - createArrayTypeMapper(sources, targets); + var mapper = sources.length === 1 ? makeUnaryTypeMapper(sources[0], targets ? targets[0] : anyType) : + sources.length === 2 ? makeBinaryTypeMapper(sources[0], targets ? targets[0] : anyType, sources[1], targets ? targets[1] : anyType) : + makeArrayTypeMapper(sources, targets); mapper.mappedTypes = sources; return mapper; } function createTypeEraser(sources) { - return createTypeMapper(sources, undefined); + return createTypeMapper(sources, /*targets*/ undefined); + } + /** + * Maps forward-references to later types parameters to the empty object type. + * This is used during inference when instantiating type parameter defaults. + */ + function createBackreferenceMapper(typeParameters, index) { + var mapper = function (t) { return ts.indexOf(typeParameters, t) >= index ? emptyObjectType : t; }; + mapper.mappedTypes = typeParameters; + return mapper; } function getInferenceMapper(context) { if (!context.mapper) { @@ -29983,7 +32474,12 @@ var ts; } function combineTypeMappers(mapper1, mapper2) { var mapper = function (t) { return instantiateType(mapper1(t), mapper2); }; - mapper.mappedTypes = mapper1.mappedTypes; + mapper.mappedTypes = ts.concatenate(mapper1.mappedTypes, mapper2.mappedTypes); + return mapper; + } + function createReplacementMapper(source, target, baseMapper) { + var mapper = function (t) { return t === source ? target : baseMapper(t); }; + mapper.mappedTypes = baseMapper.mappedTypes; return mapper; } function cloneTypeParameter(typeParameter) { @@ -30031,7 +32527,7 @@ var ts; return result; } function instantiateSymbol(symbol, mapper) { - if (symbol.flags & 16777216 /* Instantiated */) { + if (getCheckFlags(symbol) & 1 /* Instantiated */) { var links = getSymbolLinks(symbol); // If symbol being instantiated is itself a instantiation, fetch the original target and combine the // type mappers. This ensures that original type identities are properly preserved and that aliases @@ -30041,7 +32537,8 @@ var ts; } // Keep the flags from the symbol we're instantiating. Mark that is instantiated, and // also transient so that we can just store data on it directly. - var result = createSymbol(16777216 /* Instantiated */ | 67108864 /* Transient */ | symbol.flags, symbol.name); + var result = createSymbol(symbol.flags, symbol.name); + result.checkFlags = 1 /* Instantiated */; result.declarations = symbol.declarations; result.parent = symbol.parent; result.target = symbol; @@ -30060,25 +32557,24 @@ var ts; return result; } function instantiateMappedType(type, mapper) { - // Check if we have an isomorphic mapped type, i.e. a type of the form { [P in keyof T]: X } for some - // type parameter T. If so, the mapped type is distributive over a union type and when T is instantiated + // Check if we have a homomorphic mapped type, i.e. a type of the form { [P in keyof T]: X } for some + // type variable T. If so, the mapped type is distributive over a union type and when T is instantiated // to a union type A | B, we produce { [P in keyof A]: X } | { [P in keyof B]: X }. Furthermore, for - // isomorphic mapped types we leave primitive types alone. For example, when T is instantiated to a + // homomorphic mapped types we leave primitive types alone. For example, when T is instantiated to a // union type A | undefined, we produce { [P in keyof A]: X } | undefined. var constraintType = getConstraintTypeFromMappedType(type); if (constraintType.flags & 262144 /* Index */) { - var typeParameter_1 = constraintType.type; - var mappedTypeParameter = mapper(typeParameter_1); - if (typeParameter_1 !== mappedTypeParameter) { - return mapType(mappedTypeParameter, function (t) { - if (isMappableType(t)) { - var replacementMapper = createUnaryTypeMapper(typeParameter_1, t); - var combinedMapper = mapper.mappedTypes && mapper.mappedTypes.length === 1 ? replacementMapper : combineTypeMappers(replacementMapper, mapper); - combinedMapper.mappedTypes = mapper.mappedTypes; - return instantiateMappedObjectType(type, combinedMapper); - } - return t; - }); + var typeVariable_1 = constraintType.type; + if (typeVariable_1.flags & 16384 /* TypeParameter */) { + var mappedTypeVariable = instantiateType(typeVariable_1, mapper); + if (typeVariable_1 !== mappedTypeVariable) { + return mapType(mappedTypeVariable, function (t) { + if (isMappableType(t)) { + return instantiateMappedObjectType(type, createReplacementMapper(typeVariable_1, t, mapper)); + } + return t; + }); + } } } return instantiateMappedObjectType(type, mapper); @@ -30102,26 +32598,28 @@ var ts; // Starting with the parent of the symbol's declaration, check if the mapper maps any of // the type parameters introduced by enclosing declarations. We just pick the first // declaration since multiple declarations will all have the same parent anyway. - var node = symbol.declarations[0].parent; - while (node) { + return !!ts.findAncestor(symbol.declarations[0], function (node) { + if (node.kind === 232 /* ModuleDeclaration */ || node.kind === 264 /* SourceFile */) { + return "quit"; + } switch (node.kind) { - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 225 /* FunctionDeclaration */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 227 /* InterfaceDeclaration */: - case 228 /* TypeAliasDeclaration */: + case 159 /* FunctionType */: + case 160 /* ConstructorType */: + case 227 /* FunctionDeclaration */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 151 /* Constructor */: + case 154 /* CallSignature */: + case 155 /* ConstructSignature */: + case 156 /* IndexSignature */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: + case 228 /* ClassDeclaration */: + case 198 /* ClassExpression */: + case 229 /* InterfaceDeclaration */: + case 230 /* TypeAliasDeclaration */: var declaration = node; if (declaration.typeParameters) { for (var _i = 0, _a = declaration.typeParameters; _i < _a.length; _i++) { @@ -30131,25 +32629,34 @@ var ts; } } } - if (ts.isClassLike(node) || node.kind === 227 /* InterfaceDeclaration */) { + if (ts.isClassLike(node) || node.kind === 229 /* InterfaceDeclaration */) { var thisType = getDeclaredTypeOfClassOrInterface(getSymbolOfNode(node)).thisType; if (thisType && ts.contains(mappedTypes, thisType)) { return true; } } break; - case 230 /* ModuleDeclaration */: - case 261 /* SourceFile */: - return false; + case 171 /* MappedType */: + if (ts.contains(mappedTypes, getDeclaredTypeOfTypeParameter(getSymbolOfNode(node.typeParameter)))) { + return true; + } + break; + case 278 /* JSDocFunctionType */: + var func = node; + for (var _b = 0, _c = func.parameters; _b < _c.length; _b++) { + var p = _c[_b]; + if (ts.contains(mappedTypes, getTypeOfNode(p))) { + return true; + } + } + break; } - node = node.parent; - } - return false; + }); } function isTopLevelTypeAlias(symbol) { if (symbol.declarations && symbol.declarations.length) { var parentKind = symbol.declarations[0].parent.kind; - return parentKind === 261 /* SourceFile */ || parentKind === 231 /* ModuleBlock */; + return parentKind === 264 /* SourceFile */ || parentKind === 233 /* ModuleBlock */; } return false; } @@ -30226,28 +32733,36 @@ var ts; // Returns true if the given expression contains (at any level of nesting) a function or arrow expression // that is subject to contextual typing. function isContextSensitive(node) { - ts.Debug.assert(node.kind !== 149 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); + ts.Debug.assert(node.kind !== 150 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); switch (node.kind) { - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: return isContextSensitiveFunctionLikeDeclaration(node); - case 176 /* ObjectLiteralExpression */: + case 177 /* ObjectLiteralExpression */: return ts.forEach(node.properties, isContextSensitive); - case 175 /* ArrayLiteralExpression */: + case 176 /* ArrayLiteralExpression */: return ts.forEach(node.elements, isContextSensitive); - case 193 /* ConditionalExpression */: + case 194 /* ConditionalExpression */: return isContextSensitive(node.whenTrue) || isContextSensitive(node.whenFalse); - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: return node.operatorToken.kind === 53 /* BarBarToken */ && (isContextSensitive(node.left) || isContextSensitive(node.right)); - case 257 /* PropertyAssignment */: + case 260 /* PropertyAssignment */: return isContextSensitive(node.initializer); - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: return isContextSensitiveFunctionLikeDeclaration(node); - case 183 /* ParenthesizedExpression */: + case 184 /* ParenthesizedExpression */: return isContextSensitive(node.expression); + case 253 /* JsxAttributes */: + return ts.forEach(node.properties, isContextSensitive); + case 252 /* JsxAttribute */: + // If there is no initializer, JSX attribute has a boolean value of true which is not context sensitive. + return node.initializer && isContextSensitive(node.initializer); + case 255 /* JsxExpression */: + // It is possible to that node.expression is undefined (e.g <div x={} />) + return node.expression && isContextSensitive(node.expression); } return false; } @@ -30261,7 +32776,7 @@ var ts; return true; } // For arrow functions we now know we're not context sensitive. - if (node.kind === 185 /* ArrowFunction */) { + if (node.kind === 186 /* ArrowFunction */) { return false; } // If the first parameter is not an explicit 'this' parameter, then the function has @@ -30283,9 +32798,12 @@ var ts; result.properties = resolved.properties; result.callSignatures = emptyArray; result.constructSignatures = emptyArray; - type = result; + return result; } } + else if (type.flags & 131072 /* Intersection */) { + return getIntersectionType(ts.map(type.types, getTypeWithoutSignatures)); + } return type; } // TYPE CHECKING @@ -30308,7 +32826,7 @@ var ts; // subtype of T but not structurally identical to T. This specifically means that two distinct but // structurally identical types (such as two classes) are not considered instances of each other. function isTypeInstanceOf(source, target) { - return source === target || isTypeSubtypeOf(source, target) && !isTypeIdenticalTo(source, target); + return getTargetType(source) === getTargetType(target) || isTypeSubtypeOf(source, target) && !isTypeIdenticalTo(source, target); } /** * This is *not* a bi-directional relationship. @@ -30334,12 +32852,13 @@ var ts; return checkTypeRelatedTo(source, target, comparableRelation, errorNode, headMessage, containingMessageChain); } function isSignatureAssignableTo(source, target, ignoreReturnTypes) { - return compareSignaturesRelated(source, target, ignoreReturnTypes, /*reportErrors*/ false, /*errorReporter*/ undefined, compareTypesAssignable) !== 0 /* False */; + return compareSignaturesRelated(source, target, /*checkAsCallback*/ false, ignoreReturnTypes, /*reportErrors*/ false, + /*errorReporter*/ undefined, compareTypesAssignable) !== 0 /* False */; } /** * See signatureRelatedTo, compareSignaturesIdentical */ - function compareSignaturesRelated(source, target, ignoreReturnTypes, reportErrors, errorReporter, compareTypes) { + function compareSignaturesRelated(source, target, checkAsCallback, ignoreReturnTypes, reportErrors, errorReporter, compareTypes) { // TODO (drosen): De-duplicate code between related functions. if (source === target) { return -1 /* True */; @@ -30374,9 +32893,23 @@ var ts; var sourceParams = source.parameters; var targetParams = target.parameters; for (var i = 0; i < checkCount; i++) { - var s = i < sourceMax ? getTypeOfParameter(sourceParams[i]) : getRestTypeOfSignature(source); - var t = i < targetMax ? getTypeOfParameter(targetParams[i]) : getRestTypeOfSignature(target); - var related = compareTypes(s, t, /*reportErrors*/ false) || compareTypes(t, s, reportErrors); + var sourceType = i < sourceMax ? getTypeOfParameter(sourceParams[i]) : getRestTypeOfSignature(source); + var targetType = i < targetMax ? getTypeOfParameter(targetParams[i]) : getRestTypeOfSignature(target); + var sourceSig = getSingleCallSignature(getNonNullableType(sourceType)); + var targetSig = getSingleCallSignature(getNonNullableType(targetType)); + // In order to ensure that any generic type Foo<T> is at least co-variant with respect to T no matter + // how Foo uses T, we need to relate parameters bi-variantly (given that parameters are input positions, + // they naturally relate only contra-variantly). However, if the source and target parameters both have + // function types with a single call signature, we known we are relating two callback parameters. In + // that case it is sufficient to only relate the parameters of the signatures co-variantly because, + // similar to return values, callback parameters are output positions. This means that a Promise<T>, + // where T is used only in callback parameter positions, will be co-variant (as opposed to bi-variant) + // with respect to T. + var callbacks = sourceSig && targetSig && !sourceSig.typePredicate && !targetSig.typePredicate && + (getFalsyFlags(sourceType) & 6144 /* Nullable */) === (getFalsyFlags(targetType) & 6144 /* Nullable */); + var related = callbacks ? + compareSignaturesRelated(targetSig, sourceSig, /*checkAsCallback*/ true, /*ignoreReturnTypes*/ false, reportErrors, errorReporter, compareTypes) : + !checkAsCallback && compareTypes(sourceType, targetType, /*reportErrors*/ false) || compareTypes(targetType, sourceType, reportErrors); if (!related) { if (reportErrors) { errorReporter(ts.Diagnostics.Types_of_parameters_0_and_1_are_incompatible, sourceParams[i < sourceMax ? i : sourceMax].name, targetParams[i < targetMax ? i : targetMax].name); @@ -30404,7 +32937,11 @@ var ts; } } else { - result &= compareTypes(sourceReturnType, targetReturnType, reportErrors); + // When relating callback signatures, we still need to relate return types bi-variantly as otherwise + // the containing type wouldn't be co-variant. For example, interface Foo<T> { add(cb: () => T): void } + // wouldn't be co-variant for T without this rule. + result &= checkAsCallback && compareTypes(targetReturnType, sourceReturnType, /*reportErrors*/ false) || + compareTypes(sourceReturnType, targetReturnType, reportErrors); } } return result; @@ -30471,18 +33008,33 @@ var ts; sourceNonRestParamCount; } } + function isEmptyResolvedType(t) { + return t.properties.length === 0 && + t.callSignatures.length === 0 && + t.constructSignatures.length === 0 && + !t.stringIndexInfo && + !t.numberIndexInfo; + } + function isEmptyObjectType(type) { + return type.flags & 32768 /* Object */ ? isEmptyResolvedType(resolveStructuredTypeMembers(type)) : + type.flags & 65536 /* Union */ ? ts.forEach(type.types, isEmptyObjectType) : + type.flags & 131072 /* Intersection */ ? !ts.forEach(type.types, function (t) { return !isEmptyObjectType(t); }) : + false; + } function isEnumTypeRelatedTo(source, target, errorReporter) { if (source === target) { return true; } var id = source.id + "," + target.id; - if (enumRelation[id] !== undefined) { - return enumRelation[id]; + var relation = enumRelation.get(id); + if (relation !== undefined) { + return relation; } if (source.symbol.name !== target.symbol.name || !(source.symbol.flags & 256 /* RegularEnum */) || !(target.symbol.flags & 256 /* RegularEnum */) || (source.flags & 65536 /* Union */) !== (target.flags & 65536 /* Union */)) { - return enumRelation[id] = false; + enumRelation.set(id, false); + return false; } var targetEnumType = getTypeOfSymbol(target.symbol); for (var _i = 0, _a = getPropertiesOfType(getTypeOfSymbol(source.symbol)); _i < _a.length; _i++) { @@ -30493,11 +33045,13 @@ var ts; if (errorReporter) { errorReporter(ts.Diagnostics.Property_0_is_missing_in_type_1, property.name, typeToString(target, /*enclosingDeclaration*/ undefined, 128 /* UseFullyQualifiedType */)); } - return enumRelation[id] = false; + enumRelation.set(id, false); + return false; } } } - return enumRelation[id] = true; + enumRelation.set(id, true); + return true; } function isSimpleTypeRelatedTo(source, target, relation, errorReporter) { if (target.flags & 8192 /* Never */) @@ -30518,6 +33072,8 @@ var ts; return true; if (source.flags & 4096 /* Null */ && (!strictNullChecks || target.flags & 4096 /* Null */)) return true; + if (source.flags & 32768 /* Object */ && target.flags & 16777216 /* NonPrimitive */) + return true; if (relation === assignableRelation || relation === comparableRelation) { if (source.flags & 1 /* Any */) return true; @@ -30549,13 +33105,13 @@ var ts; } if (source.flags & 32768 /* Object */ && target.flags & 32768 /* Object */) { var id = relation !== identityRelation || source.id < target.id ? source.id + "," + target.id : target.id + "," + source.id; - var related = relation[id]; + var related = relation.get(id); if (related !== undefined) { return related === 1 /* Succeeded */; } } - if (source.flags & 507904 /* StructuredOrTypeParameter */ || target.flags & 507904 /* StructuredOrTypeParameter */) { - return checkTypeRelatedTo(source, target, relation, undefined, undefined, undefined); + if (source.flags & 1032192 /* StructuredOrTypeVariable */ || target.flags & 1032192 /* StructuredOrTypeVariable */) { + return checkTypeRelatedTo(source, target, relation, /*errorNode*/ undefined); } return false; } @@ -30619,14 +33175,35 @@ var ts; if ((globalStringType === source && stringType === target) || (globalNumberType === source && numberType === target) || (globalBooleanType === source && booleanType === target) || - (getGlobalESSymbolType() === source && esSymbolType === target)) { + (getGlobalESSymbolType(/*reportErrors*/ false) === source && esSymbolType === target)) { reportError(ts.Diagnostics._0_is_a_primitive_but_1_is_a_wrapper_object_Prefer_using_0_when_possible, targetType, sourceType); } } - // Compare two types and return - // Ternary.True if they are related with no assumptions, - // Ternary.Maybe if they are related with assumptions of other relationships, or - // Ternary.False if they are not related. + function isUnionOrIntersectionTypeWithoutNullableConstituents(type) { + if (!(type.flags & 196608 /* UnionOrIntersection */)) { + return false; + } + // at this point we know that this is union or intersection type possibly with nullable constituents. + // check if we still will have compound type if we ignore nullable components. + var seenNonNullable = false; + for (var _i = 0, _a = type.types; _i < _a.length; _i++) { + var t = _a[_i]; + if (t.flags & 6144 /* Nullable */) { + continue; + } + if (seenNonNullable) { + return true; + } + seenNonNullable = true; + } + return false; + } + /** + * Compare two types and return + * * Ternary.True if they are related with no assumptions, + * * Ternary.Maybe if they are related with assumptions of other relationships, or + * * Ternary.False if they are not related. + */ function isRelatedTo(source, target, reportErrors, headMessage) { var result; if (source.flags & 96 /* StringOrNumberLiteral */ && source.flags & 1048576 /* FreshLiteral */) { @@ -30654,7 +33231,7 @@ var ts; // and intersection types are further deconstructed on the target side, we don't want to // make the check again (as it might fail for a partial target type). Therefore we obtain // the regular source type and proceed with that. - if (target.flags & 196608 /* UnionOrIntersection */) { + if (isUnionOrIntersectionTypeWithoutNullableConstituents(target)) { source = getRegularTypeOfObjectLiteral(source); } } @@ -30673,122 +33250,37 @@ var ts; return result; } } - else if (target.flags & 65536 /* Union */) { - if (result = typeRelatedToSomeType(source, target, reportErrors && !(source.flags & 8190 /* Primitive */) && !(target.flags & 8190 /* Primitive */))) { - return result; - } - } - else if (target.flags & 131072 /* Intersection */) { - if (result = typeRelatedToEachType(source, target, reportErrors)) { - return result; - } - } - else if (source.flags & 131072 /* Intersection */) { - // Check to see if any constituents of the intersection are immediately related to the target. - // - // Don't report errors though. Checking whether a constituent is related to the source is not actually - // useful and leads to some confusing error messages. Instead it is better to let the below checks - // take care of this, or to not elaborate at all. For instance, - // - // - For an object type (such as 'C = A & B'), users are usually more interested in structural errors. - // - // - For a union type (such as '(A | B) = (C & D)'), it's better to hold onto the whole intersection - // than to report that 'D' is not assignable to 'A' or 'B'. - // - // - For a primitive type or type parameter (such as 'number = A & B') there is no point in - // breaking the intersection apart. - if (result = someTypeRelatedToType(source, target, /*reportErrors*/ false)) { - return result; - } - } - if (target.flags & 16384 /* TypeParameter */) { - // A source type { [P in keyof T]: X } is related to a target type T if X is related to T[P]. - if (getObjectFlags(source) & 32 /* Mapped */ && getConstraintTypeFromMappedType(source) === getIndexType(target)) { - if (!source.declaration.questionToken) { - var templateType = getTemplateTypeFromMappedType(source); - var indexedAccessType = getIndexedAccessType(target, getTypeParameterFromMappedType(source)); - if (result = isRelatedTo(templateType, indexedAccessType, reportErrors)) { - return result; - } - } - } - else { - // Given a type parameter K with a constraint keyof T, a type S is - // assignable to K if S is assignable to keyof T. - var constraint = getConstraintOfTypeParameter(target); - if (constraint && constraint.flags & 262144 /* Index */) { - if (result = isRelatedTo(source, constraint, reportErrors)) { - return result; - } - } - } - } - else if (target.flags & 262144 /* Index */) { - // A keyof S is related to a keyof T if T is related to S. - if (source.flags & 262144 /* Index */) { - if (result = isRelatedTo(target.type, source.type, /*reportErrors*/ false)) { - return result; - } - } - // Given a type parameter T with a constraint C, a type S is assignable to - // keyof T if S is assignable to keyof C. - var constraint = getConstraintOfTypeParameter(target.type); - if (constraint) { - if (result = isRelatedTo(source, getIndexType(constraint), reportErrors)) { - return result; - } - } - } - else if (target.flags & 524288 /* IndexedAccess */) { - // if we have indexed access types with identical index types, see if relationship holds for - // the two object types. - if (source.flags & 524288 /* IndexedAccess */ && source.indexType === target.indexType) { - if (result = isRelatedTo(source.objectType, target.objectType, reportErrors)) { - return result; - } - } - } - if (source.flags & 16384 /* TypeParameter */) { - // A source type T is related to a target type { [P in keyof T]: X } if T[P] is related to X. - if (getObjectFlags(target) & 32 /* Mapped */ && getConstraintTypeFromMappedType(target) === getIndexType(source)) { - var indexedAccessType = getIndexedAccessType(source, getTypeParameterFromMappedType(target)); - var templateType = getTemplateTypeFromMappedType(target); - if (result = isRelatedTo(indexedAccessType, templateType, reportErrors)) { + else { + if (target.flags & 65536 /* Union */) { + if (result = typeRelatedToSomeType(source, target, reportErrors && !(source.flags & 8190 /* Primitive */) && !(target.flags & 8190 /* Primitive */))) { return result; } } - else { - var constraint = getConstraintOfTypeParameter(source); - if (!constraint || constraint.flags & 1 /* Any */) { - constraint = emptyObjectType; - } - // The constraint may need to be further instantiated with its 'this' type. - constraint = getTypeWithThisArgument(constraint, source); - // Report constraint errors only if the constraint is not the empty object type - var reportConstraintErrors = reportErrors && constraint !== emptyObjectType; - if (result = isRelatedTo(constraint, target, reportConstraintErrors)) { - errorInfo = saveErrorInfo; + else if (target.flags & 131072 /* Intersection */) { + if (result = typeRelatedToEachType(source, target, reportErrors)) { return result; } } - } - else { - if (getObjectFlags(source) & 4 /* Reference */ && getObjectFlags(target) & 4 /* Reference */ && source.target === target.target) { - // We have type references to same target type, see if relationship holds for all type arguments - if (result = typeArgumentsRelatedTo(source, target, reportErrors)) { + else if (source.flags & 131072 /* Intersection */) { + // Check to see if any constituents of the intersection are immediately related to the target. + // + // Don't report errors though. Checking whether a constituent is related to the source is not actually + // useful and leads to some confusing error messages. Instead it is better to let the below checks + // take care of this, or to not elaborate at all. For instance, + // + // - For an object type (such as 'C = A & B'), users are usually more interested in structural errors. + // + // - For a union type (such as '(A | B) = (C & D)'), it's better to hold onto the whole intersection + // than to report that 'D' is not assignable to 'A' or 'B'. + // + // - For a primitive type or type parameter (such as 'number = A & B') there is no point in + // breaking the intersection apart. + if (result = someTypeRelatedToType(source, target, /*reportErrors*/ false)) { return result; } } - // Even if relationship doesn't hold for unions, intersections, or generic type references, - // it may hold in a structural comparison. - var apparentSource = getApparentType(source); - // In a check of the form X = A & B, we will have previously checked if A relates to X or B relates - // to X. Failing both of those we want to check if the aggregation of A and B's members structurally - // relates to X. Thus, we include intersection types on the source side here. - if (apparentSource.flags & (32768 /* Object */ | 131072 /* Intersection */) && target.flags & 32768 /* Object */) { - // Report structural errors only if we haven't reported any errors yet - var reportStructuralErrors = reportErrors && errorInfo === saveErrorInfo && !(source.flags & 8190 /* Primitive */); - if (result = objectTypeRelatedTo(apparentSource, source, target, reportStructuralErrors)) { + if (source.flags & 1032192 /* StructuredOrTypeVariable */ || target.flags & 1032192 /* StructuredOrTypeVariable */) { + if (result = recursiveTypeRelatedTo(source, target, reportErrors)) { errorInfo = saveErrorInfo; return result; } @@ -30808,13 +33300,7 @@ var ts; function isIdenticalTo(source, target) { var result; if (source.flags & 32768 /* Object */ && target.flags & 32768 /* Object */) { - if (getObjectFlags(source) & 4 /* Reference */ && getObjectFlags(target) & 4 /* Reference */ && source.target === target.target) { - // We have type references to same target type, see if all type arguments are identical - if (result = typeArgumentsRelatedTo(source, target, /*reportErrors*/ false)) { - return result; - } - } - return objectTypeRelatedTo(source, source, target, /*reportErrors*/ false); + return recursiveTypeRelatedTo(source, target, /*reportErrors*/ false); } if (source.flags & 65536 /* Union */ && target.flags & 65536 /* Union */ || source.flags & 131072 /* Intersection */ && target.flags & 131072 /* Intersection */) { @@ -30830,45 +33316,49 @@ var ts; // is considered known if the object type is empty and the check is for assignability, if the object type has // index signatures, or if the property is actually declared in the object type. In a union or intersection // type, a property is considered known if it is known in any constituent type. - function isKnownProperty(type, name) { + function isKnownProperty(type, name, isComparingJsxAttributes) { if (type.flags & 32768 /* Object */) { var resolved = resolveStructuredTypeMembers(type); - if ((relation === assignableRelation || relation === comparableRelation) && (type === globalObjectType || isEmptyObjectType(resolved)) || - resolved.stringIndexInfo || - (resolved.numberIndexInfo && isNumericLiteralName(name)) || - getPropertyOfType(type, name)) { + if (resolved.stringIndexInfo || resolved.numberIndexInfo && isNumericLiteralName(name) || + getPropertyOfType(type, name) || isComparingJsxAttributes && !isUnhyphenatedJsxName(name)) { + // For JSXAttributes, if the attribute has a hyphenated name, consider that the attribute to be known. return true; } } else if (type.flags & 196608 /* UnionOrIntersection */) { for (var _i = 0, _a = type.types; _i < _a.length; _i++) { var t = _a[_i]; - if (isKnownProperty(t, name)) { + if (isKnownProperty(t, name, isComparingJsxAttributes)) { return true; } } } return false; } - function isEmptyObjectType(t) { - return t.properties.length === 0 && - t.callSignatures.length === 0 && - t.constructSignatures.length === 0 && - !t.stringIndexInfo && - !t.numberIndexInfo; - } function hasExcessProperties(source, target, reportErrors) { if (maybeTypeOfKind(target, 32768 /* Object */) && !(getObjectFlags(target) & 512 /* ObjectLiteralPatternWithComputedProperties */)) { + var isComparingJsxAttributes = !!(source.flags & 33554432 /* JsxAttributes */); + if ((relation === assignableRelation || relation === comparableRelation) && + (isTypeSubsetOf(globalObjectType, target) || (!isComparingJsxAttributes && isEmptyObjectType(target)))) { + return false; + } for (var _i = 0, _a = getPropertiesOfObjectType(source); _i < _a.length; _i++) { var prop = _a[_i]; - if (!isKnownProperty(target, prop.name)) { + if (!isKnownProperty(target, prop.name, isComparingJsxAttributes)) { if (reportErrors) { // We know *exactly* where things went wrong when comparing the types. // Use this property as the error node as this will be more helpful in // reasoning about what went wrong. ts.Debug.assert(!!errorNode); - errorNode = prop.valueDeclaration; - reportError(ts.Diagnostics.Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1, symbolToString(prop), typeToString(target)); + if (ts.isJsxAttributes(errorNode)) { + // JsxAttributes has an object-literal flag and undergo same type-assignablity check as normal object-literal. + // However, using an object-literal error message will be very confusing to the users so we give different a message. + reportError(ts.Diagnostics.Property_0_does_not_exist_on_type_1, symbolToString(prop), typeToString(target)); + } + else { + errorNode = prop.valueDeclaration; + reportError(ts.Diagnostics.Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1, symbolToString(prop), typeToString(target)); + } } return true; } @@ -30894,20 +33384,42 @@ var ts; if (target.flags & 65536 /* Union */ && containsType(targetTypes, source)) { return -1 /* True */; } - var len = targetTypes.length; - for (var i = 0; i < len; i++) { - var related = isRelatedTo(source, targetTypes[i], reportErrors && i === len - 1); + for (var _i = 0, targetTypes_1 = targetTypes; _i < targetTypes_1.length; _i++) { + var type = targetTypes_1[_i]; + var related = isRelatedTo(source, type, /*reportErrors*/ false); if (related) { return related; } } + if (reportErrors) { + var discriminantType = findMatchingDiscriminantType(source, target); + isRelatedTo(source, discriminantType || targetTypes[targetTypes.length - 1], /*reportErrors*/ true); + } return 0 /* False */; } + function findMatchingDiscriminantType(source, target) { + var sourceProperties = getPropertiesOfObjectType(source); + if (sourceProperties) { + for (var _i = 0, sourceProperties_1 = sourceProperties; _i < sourceProperties_1.length; _i++) { + var sourceProperty = sourceProperties_1[_i]; + if (isDiscriminantProperty(target, sourceProperty.name)) { + var sourceType = getTypeOfSymbol(sourceProperty); + for (var _a = 0, _b = target.types; _a < _b.length; _a++) { + var type = _b[_a]; + var targetType = getTypeOfPropertyOfType(type, sourceProperty.name); + if (targetType && isRelatedTo(sourceType, targetType)) { + return type; + } + } + } + } + } + } function typeRelatedToEachType(source, target, reportErrors) { var result = -1 /* True */; var targetTypes = target.types; - for (var _i = 0, targetTypes_1 = targetTypes; _i < targetTypes_1.length; _i++) { - var targetType = targetTypes_1[_i]; + for (var _i = 0, targetTypes_2 = targetTypes; _i < targetTypes_2.length; _i++) { + var targetType = targetTypes_2[_i]; var related = isRelatedTo(source, targetType, reportErrors); if (!related) { return 0 /* False */; @@ -30960,22 +33472,22 @@ var ts; } return result; } - // Determine if two object types are related by structure. First, check if the result is already available in the global cache. + // Determine if possibly recursive types are related. First, check if the result is already available in the global cache. // Second, check if we have already started a comparison of the given two types in which case we assume the result to be true. // Third, check if both types are part of deeply nested chains of generic type instantiations and if so assume the types are // equal and infinitely expanding. Fourth, if we have reached a depth of 100 nested comparisons, assume we have runaway recursion // and issue an error. Otherwise, actually compare the structure of the two types. - function objectTypeRelatedTo(source, originalSource, target, reportErrors) { + function recursiveTypeRelatedTo(source, target, reportErrors) { if (overflow) { return 0 /* False */; } var id = relation !== identityRelation || source.id < target.id ? source.id + "," + target.id : target.id + "," + source.id; - var related = relation[id]; + var related = relation.get(id); if (related !== undefined) { if (reportErrors && related === 2 /* Failed */) { // We are elaborating errors and the cached result is an unreported failure. Record the result as a reported // failure and continue computing the relation such that errors get reported. - relation[id] = 3 /* FailedAndReported */; + relation.set(id, 3 /* FailedAndReported */); } else { return related === 1 /* Succeeded */ ? -1 /* True */ : 0 /* False */; @@ -30984,7 +33496,7 @@ var ts; if (depth > 0) { for (var i = 0; i < depth; i++) { // If source and target are already being compared, consider them related with assumptions - if (maybeStack[i][id]) { + if (maybeStack[i].get(id)) { return 1 /* Maybe */; } } @@ -31002,75 +33514,192 @@ var ts; sourceStack[depth] = source; targetStack[depth] = target; maybeStack[depth] = ts.createMap(); - maybeStack[depth][id] = 1 /* Succeeded */; + maybeStack[depth].set(id, 1 /* Succeeded */); depth++; var saveExpandingFlags = expandingFlags; - if (!(expandingFlags & 1) && isDeeplyNestedGeneric(source, sourceStack, depth)) + if (!(expandingFlags & 1) && isDeeplyNestedType(source, sourceStack, depth)) expandingFlags |= 1; - if (!(expandingFlags & 2) && isDeeplyNestedGeneric(target, targetStack, depth)) + if (!(expandingFlags & 2) && isDeeplyNestedType(target, targetStack, depth)) expandingFlags |= 2; - var result; - if (expandingFlags === 3) { - result = 1 /* Maybe */; - } - else if (isGenericMappedType(source) || isGenericMappedType(target)) { - result = mappedTypeRelatedTo(source, target, reportErrors); - } - else { - result = propertiesRelatedTo(source, target, reportErrors); - if (result) { - result &= signaturesRelatedTo(source, target, 0 /* Call */, reportErrors); - if (result) { - result &= signaturesRelatedTo(source, target, 1 /* Construct */, reportErrors); - if (result) { - result &= indexTypesRelatedTo(source, originalSource, target, 0 /* String */, reportErrors); - if (result) { - result &= indexTypesRelatedTo(source, originalSource, target, 1 /* Number */, reportErrors); - } - } - } - } - } + var result = expandingFlags !== 3 ? structuredTypeRelatedTo(source, target, reportErrors) : 1 /* Maybe */; expandingFlags = saveExpandingFlags; depth--; if (result) { var maybeCache = maybeStack[depth]; // If result is definitely true, copy assumptions to global cache, else copy to next level up var destinationCache = (result === -1 /* True */ || depth === 0) ? relation : maybeStack[depth - 1]; - ts.copyProperties(maybeCache, destinationCache); + ts.copyEntries(maybeCache, destinationCache); } else { // A false result goes straight into global cache (when something is false under assumptions it // will also be false without assumptions) - relation[id] = reportErrors ? 3 /* FailedAndReported */ : 2 /* Failed */; + relation.set(id, reportErrors ? 3 /* FailedAndReported */ : 2 /* Failed */); } return result; } - // A type [P in S]: X is related to a type [P in T]: Y if T is related to S and X is related to Y. - function mappedTypeRelatedTo(source, target, reportErrors) { - if (isGenericMappedType(target)) { - if (isGenericMappedType(source)) { - var result_2; - if (relation === identityRelation) { - var readonlyMatches = !source.declaration.readonlyToken === !target.declaration.readonlyToken; - var optionalMatches = !source.declaration.questionToken === !target.declaration.questionToken; - if (readonlyMatches && optionalMatches) { - if (result_2 = isRelatedTo(getConstraintTypeFromMappedType(target), getConstraintTypeFromMappedType(source), reportErrors)) { - return result_2 & isRelatedTo(getErasedTemplateTypeFromMappedType(source), getErasedTemplateTypeFromMappedType(target), reportErrors); - } + function structuredTypeRelatedTo(source, target, reportErrors) { + var result; + var saveErrorInfo = errorInfo; + if (target.flags & 16384 /* TypeParameter */) { + // A source type { [P in keyof T]: X } is related to a target type T if X is related to T[P]. + if (getObjectFlags(source) & 32 /* Mapped */ && getConstraintTypeFromMappedType(source) === getIndexType(target)) { + if (!source.declaration.questionToken) { + var templateType = getTemplateTypeFromMappedType(source); + var indexedAccessType = getIndexedAccessType(target, getTypeParameterFromMappedType(source)); + if (result = isRelatedTo(templateType, indexedAccessType, reportErrors)) { + return result; } } + } + } + else if (target.flags & 262144 /* Index */) { + // A keyof S is related to a keyof T if T is related to S. + if (source.flags & 262144 /* Index */) { + if (result = isRelatedTo(target.type, source.type, /*reportErrors*/ false)) { + return result; + } + } + // A type S is assignable to keyof T if S is assignable to keyof C, where C is the + // constraint of T. + var constraint = getConstraintOfType(target.type); + if (constraint) { + if (result = isRelatedTo(source, getIndexType(constraint), reportErrors)) { + return result; + } + } + } + else if (target.flags & 524288 /* IndexedAccess */) { + // A type S is related to a type T[K] if S is related to A[K], where K is string-like and + // A is the apparent type of S. + var constraint = getConstraintOfType(target); + if (constraint) { + if (result = isRelatedTo(source, constraint, reportErrors)) { + errorInfo = saveErrorInfo; + return result; + } + } + } + if (source.flags & 16384 /* TypeParameter */) { + // A source type T is related to a target type { [P in keyof T]: X } if T[P] is related to X. + if (getObjectFlags(target) & 32 /* Mapped */ && getConstraintTypeFromMappedType(target) === getIndexType(source)) { + var indexedAccessType = getIndexedAccessType(source, getTypeParameterFromMappedType(target)); + var templateType = getTemplateTypeFromMappedType(target); + if (result = isRelatedTo(indexedAccessType, templateType, reportErrors)) { + errorInfo = saveErrorInfo; + return result; + } + } + else { + var constraint = getConstraintOfTypeParameter(source); + // A type parameter with no constraint is not related to the non-primitive object type. + if (constraint || !(target.flags & 16777216 /* NonPrimitive */)) { + if (!constraint || constraint.flags & 1 /* Any */) { + constraint = emptyObjectType; + } + // The constraint may need to be further instantiated with its 'this' type. + constraint = getTypeWithThisArgument(constraint, source); + // Report constraint errors only if the constraint is not the empty object type + var reportConstraintErrors = reportErrors && constraint !== emptyObjectType; + if (result = isRelatedTo(constraint, target, reportConstraintErrors)) { + errorInfo = saveErrorInfo; + return result; + } + } + } + } + else if (source.flags & 524288 /* IndexedAccess */) { + // A type S[K] is related to a type T if A[K] is related to T, where K is string-like and + // A is the apparent type of S. + var constraint = getConstraintOfType(source); + if (constraint) { + if (result = isRelatedTo(constraint, target, reportErrors)) { + errorInfo = saveErrorInfo; + return result; + } + } + else if (target.flags & 524288 /* IndexedAccess */ && source.indexType === target.indexType) { + // if we have indexed access types with identical index types, see if relationship holds for + // the two object types. + if (result = isRelatedTo(source.objectType, target.objectType, reportErrors)) { + return result; + } + } + } + else { + if (getObjectFlags(source) & 4 /* Reference */ && getObjectFlags(target) & 4 /* Reference */ && source.target === target.target) { + // We have type references to same target type, see if relationship holds for all type arguments + if (result = typeArgumentsRelatedTo(source, target, reportErrors)) { + return result; + } + } + // Even if relationship doesn't hold for unions, intersections, or generic type references, + // it may hold in a structural comparison. + var sourceIsPrimitive = !!(source.flags & 8190 /* Primitive */); + if (relation !== identityRelation) { + source = getApparentType(source); + } + // In a check of the form X = A & B, we will have previously checked if A relates to X or B relates + // to X. Failing both of those we want to check if the aggregation of A and B's members structurally + // relates to X. Thus, we include intersection types on the source side here. + if (source.flags & (32768 /* Object */ | 131072 /* Intersection */) && target.flags & 32768 /* Object */) { + // Report structural errors only if we haven't reported any errors yet + var reportStructuralErrors = reportErrors && errorInfo === saveErrorInfo && !sourceIsPrimitive; + if (isGenericMappedType(source) || isGenericMappedType(target)) { + result = mappedTypeRelatedTo(source, target, reportStructuralErrors); + } else { - if (relation === comparableRelation || !source.declaration.questionToken || target.declaration.questionToken) { - if (result_2 = isRelatedTo(getConstraintTypeFromMappedType(target), getConstraintTypeFromMappedType(source), reportErrors)) { - return result_2 & isRelatedTo(getTemplateTypeFromMappedType(source), getTemplateTypeFromMappedType(target), reportErrors); + result = propertiesRelatedTo(source, target, reportStructuralErrors); + if (result) { + result &= signaturesRelatedTo(source, target, 0 /* Call */, reportStructuralErrors); + if (result) { + result &= signaturesRelatedTo(source, target, 1 /* Construct */, reportStructuralErrors); + if (result) { + result &= indexTypesRelatedTo(source, target, 0 /* String */, sourceIsPrimitive, reportStructuralErrors); + if (result) { + result &= indexTypesRelatedTo(source, target, 1 /* Number */, sourceIsPrimitive, reportStructuralErrors); + } + } } } } + if (result) { + errorInfo = saveErrorInfo; + return result; + } } } - else if (relation !== identityRelation && isEmptyObjectType(resolveStructuredTypeMembers(target))) { - return -1 /* True */; + return 0 /* False */; + } + // A type [P in S]: X is related to a type [Q in T]: Y if T is related to S and X' is + // related to Y, where X' is an instantiation of X in which P is replaced with Q. Notice + // that S and T are contra-variant whereas X and Y are co-variant. + function mappedTypeRelatedTo(source, target, reportErrors) { + if (isGenericMappedType(target)) { + if (isGenericMappedType(source)) { + var sourceReadonly = !!source.declaration.readonlyToken; + var sourceOptional = !!source.declaration.questionToken; + var targetReadonly = !!target.declaration.readonlyToken; + var targetOptional = !!target.declaration.questionToken; + var modifiersRelated = relation === identityRelation ? + sourceReadonly === targetReadonly && sourceOptional === targetOptional : + relation === comparableRelation || !sourceOptional || targetOptional; + if (modifiersRelated) { + var result_2; + if (result_2 = isRelatedTo(getConstraintTypeFromMappedType(target), getConstraintTypeFromMappedType(source), reportErrors)) { + var mapper = createTypeMapper([getTypeParameterFromMappedType(source)], [getTypeParameterFromMappedType(target)]); + return result_2 & isRelatedTo(instantiateType(getTemplateTypeFromMappedType(source), mapper), getTemplateTypeFromMappedType(target), reportErrors); + } + } + } + else if (target.declaration.questionToken && isEmptyObjectType(source)) { + return -1 /* True */; + } + } + else if (relation !== identityRelation) { + var resolved = resolveStructuredTypeMembers(target); + if (isEmptyResolvedType(resolved) || resolved.stringIndexInfo && resolved.stringIndexInfo.type.flags & 1 /* Any */) { + return -1 /* True */; + } } return 0 /* False */; } @@ -31081,22 +33710,28 @@ var ts; var result = -1 /* True */; var properties = getPropertiesOfObjectType(target); var requireOptionalProperties = relation === subtypeRelation && !(getObjectFlags(source) & 128 /* ObjectLiteral */); - for (var _i = 0, properties_3 = properties; _i < properties_3.length; _i++) { - var targetProp = properties_3[_i]; + for (var _i = 0, properties_4 = properties; _i < properties_4.length; _i++) { + var targetProp = properties_4[_i]; var sourceProp = getPropertyOfType(source, targetProp.name); if (sourceProp !== targetProp) { if (!sourceProp) { - if (!(targetProp.flags & 536870912 /* Optional */) || requireOptionalProperties) { + if (!(targetProp.flags & 67108864 /* Optional */) || requireOptionalProperties) { if (reportErrors) { reportError(ts.Diagnostics.Property_0_is_missing_in_type_1, symbolToString(targetProp), typeToString(source)); } return 0 /* False */; } } - else if (!(targetProp.flags & 134217728 /* Prototype */)) { + else if (!(targetProp.flags & 16777216 /* Prototype */)) { var sourcePropFlags = getDeclarationModifierFlagsFromSymbol(sourceProp); var targetPropFlags = getDeclarationModifierFlagsFromSymbol(targetProp); if (sourcePropFlags & 8 /* Private */ || targetPropFlags & 8 /* Private */) { + if (getCheckFlags(sourceProp) & 256 /* ContainsPrivate */) { + if (reportErrors) { + reportError(ts.Diagnostics.Property_0_has_conflicting_declarations_and_is_inaccessible_in_type_1, symbolToString(sourceProp), typeToString(source)); + } + return 0 /* False */; + } if (sourceProp.valueDeclaration !== targetProp.valueDeclaration) { if (reportErrors) { if (sourcePropFlags & 8 /* Private */ && targetPropFlags & 8 /* Private */) { @@ -31110,12 +33745,9 @@ var ts; } } else if (targetPropFlags & 16 /* Protected */) { - var sourceDeclaredInClass = sourceProp.parent && sourceProp.parent.flags & 32 /* Class */; - var sourceClass = sourceDeclaredInClass ? getDeclaredTypeOfSymbol(getParentOfSymbol(sourceProp)) : undefined; - var targetClass = getDeclaredTypeOfSymbol(getParentOfSymbol(targetProp)); - if (!sourceClass || !hasBaseType(sourceClass, targetClass)) { + if (!isValidOverrideOf(sourceProp, targetProp)) { if (reportErrors) { - reportError(ts.Diagnostics.Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2, symbolToString(targetProp), typeToString(sourceClass || source), typeToString(targetClass)); + reportError(ts.Diagnostics.Property_0_is_protected_but_type_1_is_not_a_class_derived_from_2, symbolToString(targetProp), typeToString(getDeclaringClass(sourceProp) || source), typeToString(getDeclaringClass(targetProp) || target)); } return 0 /* False */; } @@ -31135,7 +33767,7 @@ var ts; } result &= related; // When checking for comparability, be more lenient with optional properties. - if (relation !== comparableRelation && sourceProp.flags & 536870912 /* Optional */ && !(targetProp.flags & 536870912 /* Optional */)) { + if (relation !== comparableRelation && sourceProp.flags & 67108864 /* Optional */ && !(targetProp.flags & 67108864 /* Optional */)) { // TypeScript 1.0 spec (April 2014): 3.8.3 // S is a subtype of a type T, and T is a supertype of S if ... // S' and T are object types and, for each member M in T.. @@ -31163,8 +33795,8 @@ var ts; return 0 /* False */; } var result = -1 /* True */; - for (var _i = 0, sourceProperties_1 = sourceProperties; _i < sourceProperties_1.length; _i++) { - var sourceProp = sourceProperties_1[_i]; + for (var _i = 0, sourceProperties_2 = sourceProperties; _i < sourceProperties_2.length; _i++) { + var sourceProp = sourceProperties_2[_i]; var targetProp = getPropertyOfObjectType(target, sourceProp.name); if (!targetProp) { return 0 /* False */; @@ -31228,7 +33860,7 @@ var ts; * See signatureAssignableTo, compareSignaturesIdentical */ function signatureRelatedTo(source, target, reportErrors) { - return compareSignaturesRelated(source, target, /*ignoreReturnTypes*/ false, reportErrors, reportError, isRelatedTo); + return compareSignaturesRelated(source, target, /*checkAsCallback*/ false, /*ignoreReturnTypes*/ false, reportErrors, reportError, isRelatedTo); } function signaturesIdenticalTo(source, target, kind) { var sourceSignatures = getSignaturesOfType(source, kind); @@ -31237,7 +33869,7 @@ var ts; return 0 /* False */; } var result = -1 /* True */; - for (var i = 0, len = sourceSignatures.length; i < len; i++) { + for (var i = 0; i < sourceSignatures.length; i++) { var related = compareSignaturesIdentical(sourceSignatures[i], targetSignatures[i], /*partialMatch*/ false, /*ignoreThisTypes*/ false, /*ignoreReturnTypes*/ false, isRelatedTo); if (!related) { return 0 /* False */; @@ -31270,12 +33902,12 @@ var ts; } return related; } - function indexTypesRelatedTo(source, originalSource, target, kind, reportErrors) { + function indexTypesRelatedTo(source, target, kind, sourceIsPrimitive, reportErrors) { if (relation === identityRelation) { return indexTypesIdenticalTo(source, target, kind); } var targetInfo = getIndexInfoOfType(target, kind); - if (!targetInfo || ((targetInfo.type.flags & 1 /* Any */) && !(originalSource.flags & 8190 /* Primitive */))) { + if (!targetInfo || targetInfo.type.flags & 1 /* Any */ && !sourceIsPrimitive) { // Index signature of type any permits assignment from everything but primitives return -1 /* True */; } @@ -31337,6 +33969,45 @@ var ts; return false; } } + // Invoke the callback for each underlying property symbol of the given symbol and return the first + // value that isn't undefined. + function forEachProperty(prop, callback) { + if (getCheckFlags(prop) & 6 /* Synthetic */) { + for (var _i = 0, _a = prop.containingType.types; _i < _a.length; _i++) { + var t = _a[_i]; + var p = getPropertyOfType(t, prop.name); + var result = p && forEachProperty(p, callback); + if (result) { + return result; + } + } + return undefined; + } + return callback(prop); + } + // Return the declaring class type of a property or undefined if property not declared in class + function getDeclaringClass(prop) { + return prop.parent && prop.parent.flags & 32 /* Class */ ? getDeclaredTypeOfSymbol(getParentOfSymbol(prop)) : undefined; + } + // Return true if some underlying source property is declared in a class that derives + // from the given base class. + function isPropertyInClassDerivedFrom(prop, baseClass) { + return forEachProperty(prop, function (sp) { + var sourceClass = getDeclaringClass(sp); + return sourceClass ? hasBaseType(sourceClass, baseClass) : false; + }); + } + // Return true if source property is a valid override of protected parts of target property. + function isValidOverrideOf(sourceProp, targetProp) { + return !forEachProperty(targetProp, function (tp) { return getDeclarationModifierFlagsFromSymbol(tp) & 16 /* Protected */ ? + !isPropertyInClassDerivedFrom(sourceProp, getDeclaringClass(tp)) : false; }); + } + // Return true if the given class derives from each of the declaring classes of the protected + // constituents of the given property. + function isClassDerivedFromDeclaringClasses(checkClass, prop) { + return forEachProperty(prop, function (p) { return getDeclarationModifierFlagsFromSymbol(p) & 16 /* Protected */ ? + !hasBaseType(checkClass, getDeclaringClass(p)) : false; }) ? undefined : checkClass; + } // Return true if the given type is the constructor type for an abstract class function isAbstractConstructorType(type) { if (getObjectFlags(type) & 16 /* Anonymous */) { @@ -31350,22 +34021,24 @@ var ts; } return false; } - // Return true if the given type is part of a deeply nested chain of generic instantiations. We consider this to be the case - // when structural type comparisons have been started for 10 or more instantiations of the same generic type. It is possible, - // though highly unlikely, for this test to be true in a situation where a chain of instantiations is not infinitely expanding. - // Effectively, we will generate a false positive when two types are structurally equal to at least 10 levels, but unequal at - // some level beyond that. - function isDeeplyNestedGeneric(type, stack, depth) { - // We track type references (created by createTypeReference) and instantiated types (created by instantiateType) - if (getObjectFlags(type) & (4 /* Reference */ | 64 /* Instantiated */) && depth >= 5) { + // Return true if the given type is deeply nested. We consider this to be the case when structural type comparisons + // for 5 or more occurrences or instantiations of the type have been recorded on the given stack. It is possible, + // though highly unlikely, for this test to be true in a situation where a chain of instantiations is not infinitely + // expanding. Effectively, we will generate a false positive when two types are structurally equal to at least 5 + // levels, but unequal at some level beyond that. + function isDeeplyNestedType(type, stack, depth) { + // We track all object types that have an associated symbol (representing the origin of the type) + if (depth >= 5 && type.flags & 32768 /* Object */) { var symbol = type.symbol; - var count = 0; - for (var i = 0; i < depth; i++) { - var t = stack[i]; - if (getObjectFlags(t) & (4 /* Reference */ | 64 /* Instantiated */) && t.symbol === symbol) { - count++; - if (count >= 5) - return true; + if (symbol) { + var count = 0; + for (var i = 0; i < depth; i++) { + var t = stack[i]; + if (t.flags & 32768 /* Object */ && t.symbol === symbol) { + count++; + if (count >= 5) + return true; + } } } } @@ -31392,7 +34065,7 @@ var ts; } } else { - if ((sourceProp.flags & 536870912 /* Optional */) !== (targetProp.flags & 536870912 /* Optional */)) { + if ((sourceProp.flags & 67108864 /* Optional */) !== (targetProp.flags & 67108864 /* Optional */)) { return 0 /* False */; } } @@ -31436,7 +34109,7 @@ var ts; // the constraints with a common set of type arguments to get relatable entities in places where // type parameters occur in the constraints. The complexity of doing that doesn't seem worthwhile, // particularly as we're comparing erased versions of the signatures below. - if ((source.typeParameters ? source.typeParameters.length : 0) !== (target.typeParameters ? target.typeParameters.length : 0)) { + if (ts.length(source.typeParameters) !== ts.length(target.typeParameters)) { return 0 /* False */; } // Spec 1.0 Section 3.8.3 & 3.8.4: @@ -31476,8 +34149,8 @@ var ts; return signature.hasRestParameter && parameterIndex >= signature.parameters.length - 1; } function isSupertypeOfEach(candidate, types) { - for (var _i = 0, types_7 = types; _i < types_7.length; _i++) { - var t = types_7[_i]; + for (var _i = 0, types_10 = types; _i < types_10.length; _i++) { + var t = types_10[_i]; if (candidate !== t && !isTypeSubtypeOf(t, candidate)) return false; } @@ -31485,8 +34158,8 @@ var ts; } function literalTypesWithSameBaseType(types) { var commonBaseType; - for (var _i = 0, types_8 = types; _i < types_8.length; _i++) { - var t = types_8[_i]; + for (var _i = 0, types_11 = types; _i < types_11.length; _i++) { + var t = types_11[_i]; var baseType = getBaseTypeOfLiteralType(t); if (!commonBaseType) { commonBaseType = baseType; @@ -31592,8 +34265,8 @@ var ts; } function getFalsyFlagsOfTypes(types) { var result = 0; - for (var _i = 0, types_9 = types; _i < types_9.length; _i++) { - var t = types_9[_i]; + for (var _i = 0, types_12 = types; _i < types_12.length; _i++) { + var t = types_12[_i]; result |= getFalsyFlags(t); } return result; @@ -31625,7 +34298,7 @@ var ts; types.push(undefinedType); if (flags & 4096 /* Null */) types.push(nullType); - return getUnionType(types, /*subtypeReduction*/ true); + return getUnionType(types); } function removeDefinitelyFalsyTypes(type) { return getFalsyFlags(type) & 7392 /* DefinitelyFalsy */ ? @@ -31644,8 +34317,8 @@ var ts; getSignaturesOfType(type, 0 /* Call */).length === 0 && getSignaturesOfType(type, 1 /* Construct */).length === 0; } - function createTransientSymbol(source, type) { - var symbol = createSymbol(source.flags | 67108864 /* Transient */, source.name); + function createSymbolWithType(source, type) { + var symbol = createSymbol(source.flags, source.name); symbol.declarations = source.declarations; symbol.parent = source.parent; symbol.type = type; @@ -31661,9 +34334,8 @@ var ts; var property = _a[_i]; var original = getTypeOfSymbol(property); var updated = f(original); - members[property.name] = updated === original ? property : createTransientSymbol(property, updated); + members.set(property.name, updated === original ? property : createSymbolWithType(property, updated)); } - ; return members; } /** @@ -31687,11 +34359,19 @@ var ts; type.regularType = regularNew; return regularNew; } + function getWidenedProperty(prop) { + var original = getTypeOfSymbol(prop); + var widened = getWidenedType(original); + return widened === original ? prop : createSymbolWithType(prop, widened); + } function getWidenedTypeOfObjectLiteral(type) { - var members = transformTypeOfMembers(type, function (prop) { - var widened = getWidenedType(prop); - return prop === widened ? prop : widened; - }); + var members = ts.createMap(); + for (var _i = 0, _a = getPropertiesOfObjectType(type); _i < _a.length; _i++) { + var prop = _a[_i]; + // Since get accessors already widen their return value there is no need to + // widen accessor based properties here. + members.set(prop.name, prop.flags & 4 /* Property */ ? getWidenedProperty(prop) : prop); + } var stringIndexInfo = getIndexInfoOfType(type, 0 /* String */); var numberIndexInfo = getIndexInfoOfType(type, 1 /* Number */); return createAnonymousType(type.symbol, members, emptyArray, emptyArray, stringIndexInfo && createIndexInfo(getWidenedType(stringIndexInfo.type), stringIndexInfo.isReadonly), numberIndexInfo && createIndexInfo(getWidenedType(numberIndexInfo.type), numberIndexInfo.isReadonly)); @@ -31763,25 +34443,25 @@ var ts; var typeAsString = typeToString(getWidenedType(type)); var diagnostic; switch (declaration.kind) { - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: diagnostic = ts.Diagnostics.Member_0_implicitly_has_an_1_type; break; - case 144 /* Parameter */: + case 145 /* Parameter */: diagnostic = declaration.dotDotDotToken ? ts.Diagnostics.Rest_parameter_0_implicitly_has_an_any_type : ts.Diagnostics.Parameter_0_implicitly_has_an_1_type; break; - case 174 /* BindingElement */: + case 175 /* BindingElement */: diagnostic = ts.Diagnostics.Binding_element_0_implicitly_has_an_1_type; break; - case 225 /* FunctionDeclaration */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: + case 227 /* FunctionDeclaration */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: if (!declaration.name) { error(declaration, ts.Diagnostics.Function_expression_which_lacks_return_type_annotation_implicitly_has_an_0_return_type, typeAsString); return; @@ -31794,7 +34474,7 @@ var ts; error(declaration, diagnostic, ts.declarationNameToString(declaration.name), typeAsString); } function reportErrorsFromWidening(declaration, type) { - if (produceDiagnostics && compilerOptions.noImplicitAny && type.flags & 2097152 /* ContainsWideningType */) { + if (produceDiagnostics && noImplicitAny && type.flags & 2097152 /* ContainsWideningType */) { // Report implicit any error within type if possible, otherwise report error on declaration if (!reportWideningErrorsInType(type)) { reportImplicitAnyError(declaration, type); @@ -31821,13 +34501,14 @@ var ts; callback(getTypeAtPosition(source, i), getTypeAtPosition(target, i)); } } - function createInferenceContext(signature, inferUnionTypes) { + function createInferenceContext(signature, inferUnionTypes, useAnyForNoInferences) { var inferences = ts.map(signature.typeParameters, createTypeInferencesObject); return { signature: signature, inferUnionTypes: inferUnionTypes, inferences: inferences, inferredTypes: new Array(signature.typeParameters.length), + useAnyForNoInferences: useAnyForNoInferences }; } function createTypeInferencesObject() { @@ -31841,25 +34522,73 @@ var ts; // Return true if the given type could possibly reference a type parameter for which // we perform type inference (i.e. a type parameter of a generic function). We cache // results for union and intersection types for performance reasons. - function couldContainTypeParameters(type) { + function couldContainTypeVariables(type) { var objectFlags = getObjectFlags(type); - return !!(type.flags & 16384 /* TypeParameter */ || - objectFlags & 4 /* Reference */ && ts.forEach(type.typeArguments, couldContainTypeParameters) || + return !!(type.flags & 540672 /* TypeVariable */ || + objectFlags & 4 /* Reference */ && ts.forEach(type.typeArguments, couldContainTypeVariables) || objectFlags & 16 /* Anonymous */ && type.symbol && type.symbol.flags & (8192 /* Method */ | 2048 /* TypeLiteral */ | 32 /* Class */) || objectFlags & 32 /* Mapped */ || - type.flags & 196608 /* UnionOrIntersection */ && couldUnionOrIntersectionContainTypeParameters(type)); + type.flags & 196608 /* UnionOrIntersection */ && couldUnionOrIntersectionContainTypeVariables(type)); } - function couldUnionOrIntersectionContainTypeParameters(type) { - if (type.couldContainTypeParameters === undefined) { - type.couldContainTypeParameters = ts.forEach(type.types, couldContainTypeParameters); + function couldUnionOrIntersectionContainTypeVariables(type) { + if (type.couldContainTypeVariables === undefined) { + type.couldContainTypeVariables = ts.forEach(type.types, couldContainTypeVariables); } - return type.couldContainTypeParameters; + return type.couldContainTypeVariables; } function isTypeParameterAtTopLevel(type, typeParameter) { return type === typeParameter || type.flags & 196608 /* UnionOrIntersection */ && ts.forEach(type.types, function (t) { return isTypeParameterAtTopLevel(t, typeParameter); }); } - function inferTypes(context, originalSource, originalTarget) { - var typeParameters = context.signature.typeParameters; + // Infer a suitable input type for a homomorphic mapped type { [P in keyof T]: X }. We construct + // an object type with the same set of properties as the source type, where the type of each + // property is computed by inferring from the source property type to X for the type + // variable T[P] (i.e. we treat the type T[P] as the type variable we're inferring for). + function inferTypeForHomomorphicMappedType(source, target) { + var properties = getPropertiesOfType(source); + var indexInfo = getIndexInfoOfType(source, 0 /* String */); + if (properties.length === 0 && !indexInfo) { + return undefined; + } + var typeVariable = getIndexedAccessType(getConstraintTypeFromMappedType(target).type, getTypeParameterFromMappedType(target)); + var typeVariableArray = [typeVariable]; + var typeInferences = createTypeInferencesObject(); + var typeInferencesArray = [typeInferences]; + var templateType = getTemplateTypeFromMappedType(target); + var readonlyMask = target.declaration.readonlyToken ? false : true; + var optionalMask = target.declaration.questionToken ? 0 : 67108864 /* Optional */; + var members = createSymbolTable(properties); + for (var _i = 0, properties_5 = properties; _i < properties_5.length; _i++) { + var prop = properties_5[_i]; + var inferredPropType = inferTargetType(getTypeOfSymbol(prop)); + if (!inferredPropType) { + return undefined; + } + var inferredProp = createSymbol(4 /* Property */ | prop.flags & optionalMask, prop.name); + inferredProp.checkFlags = readonlyMask && isReadonlySymbol(prop) ? 8 /* Readonly */ : 0; + inferredProp.declarations = prop.declarations; + inferredProp.type = inferredPropType; + members.set(prop.name, inferredProp); + } + if (indexInfo) { + var inferredIndexType = inferTargetType(indexInfo.type); + if (!inferredIndexType) { + return undefined; + } + indexInfo = createIndexInfo(inferredIndexType, readonlyMask && indexInfo.isReadonly); + } + return createAnonymousType(undefined, members, emptyArray, emptyArray, indexInfo, undefined); + function inferTargetType(sourceType) { + typeInferences.primary = undefined; + typeInferences.secondary = undefined; + inferTypes(typeVariableArray, typeInferencesArray, sourceType, templateType); + var inferences = typeInferences.primary || typeInferences.secondary; + return inferences && getUnionType(inferences, /*subtypeReduction*/ true); + } + } + function inferTypesWithContext(context, originalSource, originalTarget) { + inferTypes(context.signature.typeParameters, context.inferences, originalSource, originalTarget); + } + function inferTypes(typeVariables, typeInferences, originalSource, originalTarget) { var sourceStack; var targetStack; var depth = 0; @@ -31875,7 +34604,7 @@ var ts; return false; } function inferFromTypes(source, target) { - if (!couldContainTypeParameters(target)) { + if (!couldContainTypeVariables(target)) { return; } if (source.aliasSymbol && source.aliasTypeArguments && source.aliasSymbol === target.aliasSymbol) { @@ -31927,7 +34656,7 @@ var ts; target = removeTypesFromUnionOrIntersection(target, matchingTypes); } } - if (target.flags & 16384 /* TypeParameter */) { + if (target.flags & 540672 /* TypeVariable */) { // If target is a type parameter, make an inference, unless the source type contains // the anyFunctionType (the wildcard type that's used to avoid contextually typing functions). // Because the anyFunctionType is internal, it should not be exposed to the user by adding @@ -31937,9 +34666,9 @@ var ts; if (source.flags & 8388608 /* ContainsAnyFunctionType */) { return; } - for (var i = 0; i < typeParameters.length; i++) { - if (target === typeParameters[i]) { - var inferences = context.inferences[i]; + for (var i = 0; i < typeVariables.length; i++) { + if (target === typeVariables[i]) { + var inferences = typeInferences[i]; if (!inferences.isFixed) { // Any inferences that are made to a type parameter in a union type are inferior // to inferences made to a flat (non-union) type. This is because if we infer to @@ -31953,7 +34682,7 @@ var ts; if (!ts.contains(candidates, source)) { candidates.push(source); } - if (!isTypeParameterAtTopLevel(originalTarget, target)) { + if (target.flags & 16384 /* TypeParameter */ && !isTypeParameterAtTopLevel(originalTarget, target)) { inferences.topLevel = false; } } @@ -31972,25 +34701,25 @@ var ts; } else if (target.flags & 196608 /* UnionOrIntersection */) { var targetTypes = target.types; - var typeParameterCount = 0; - var typeParameter = void 0; - // First infer to each type in union or intersection that isn't a type parameter - for (var _d = 0, targetTypes_2 = targetTypes; _d < targetTypes_2.length; _d++) { - var t = targetTypes_2[_d]; - if (t.flags & 16384 /* TypeParameter */ && ts.contains(typeParameters, t)) { - typeParameter = t; - typeParameterCount++; + var typeVariableCount = 0; + var typeVariable = void 0; + // First infer to each type in union or intersection that isn't a type variable + for (var _d = 0, targetTypes_3 = targetTypes; _d < targetTypes_3.length; _d++) { + var t = targetTypes_3[_d]; + if (t.flags & 540672 /* TypeVariable */ && ts.contains(typeVariables, t)) { + typeVariable = t; + typeVariableCount++; } else { inferFromTypes(source, t); } } - // Next, if target containings a single naked type parameter, make a secondary inference to that type - // parameter. This gives meaningful results for union types in co-variant positions and intersection + // Next, if target containings a single naked type variable, make a secondary inference to that type + // variable. This gives meaningful results for union types in co-variant positions and intersection // types in contra-variant positions (such as callback parameters). - if (typeParameterCount === 1) { + if (typeVariableCount === 1) { inferiority++; - inferFromTypes(source, typeParameter); + inferFromTypes(source, typeVariable); inferiority--; } } @@ -32008,14 +34737,14 @@ var ts; if (isInProcess(source, target)) { return; } - if (isDeeplyNestedGeneric(source, sourceStack, depth) && isDeeplyNestedGeneric(target, targetStack, depth)) { + if (isDeeplyNestedType(source, sourceStack, depth) && isDeeplyNestedType(target, targetStack, depth)) { return; } var key = source.id + "," + target.id; - if (visited[key]) { + if (visited.get(key)) { return; } - visited[key] = true; + visited.set(key, true); if (depth === 0) { sourceStack = []; targetStack = []; @@ -32031,12 +34760,25 @@ var ts; function inferFromObjectTypes(source, target) { if (getObjectFlags(target) & 32 /* Mapped */) { var constraintType = getConstraintTypeFromMappedType(target); - if (getObjectFlags(source) & 32 /* Mapped */) { - inferFromTypes(getConstraintTypeFromMappedType(source), constraintType); - inferFromTypes(getTemplateTypeFromMappedType(source), getTemplateTypeFromMappedType(target)); + if (constraintType.flags & 262144 /* Index */) { + // We're inferring from some source type S to a homomorphic mapped type { [P in keyof T]: X }, + // where T is a type variable. Use inferTypeForHomomorphicMappedType to infer a suitable source + // type and then make a secondary inference from that type to T. We make a secondary inference + // such that direct inferences to T get priority over inferences to Partial<T>, for example. + var index = ts.indexOf(typeVariables, constraintType.type); + if (index >= 0 && !typeInferences[index].isFixed) { + var inferredType = inferTypeForHomomorphicMappedType(source, target); + if (inferredType) { + inferiority++; + inferFromTypes(inferredType, typeVariables[index]); + inferiority--; + } + } return; } if (constraintType.flags & 16384 /* TypeParameter */) { + // We're inferring from some source type S to a mapped type { [P in T]: X }, where T is a type + // parameter. Infer from 'keyof S' to T and infer from a union of each property type in S to X. inferFromTypes(getIndexType(source), constraintType); inferFromTypes(getUnionType(ts.map(getPropertiesOfType(source), getTypeOfSymbol)), getTemplateTypeFromMappedType(target)); return; @@ -32049,8 +34791,8 @@ var ts; } function inferFromProperties(source, target) { var properties = getPropertiesOfObjectType(target); - for (var _i = 0, properties_4 = properties; _i < properties_4.length; _i++) { - var targetProp = properties_4[_i]; + for (var _i = 0, properties_6 = properties; _i < properties_6.length; _i++) { + var targetProp = properties_6[_i]; var sourceProp = getPropertyOfObjectType(source, targetProp.name); if (sourceProp) { inferFromTypes(getTypeOfSymbol(sourceProp), getTypeOfSymbol(targetProp)); @@ -32100,8 +34842,8 @@ var ts; } } function typeIdenticalToSomeType(type, types) { - for (var _i = 0, types_10 = types; _i < types_10.length; _i++) { - var t = types_10[_i]; + for (var _i = 0, types_13 = types; _i < types_13.length; _i++) { + var t = types_13[_i]; if (isTypeIdenticalTo(t, type)) { return true; } @@ -32151,11 +34893,20 @@ var ts; inferenceSucceeded = !!unionOrSuperType; } else { - // Infer the empty object type when no inferences were made. It is important to remember that - // in this case, inference still succeeds, meaning there is no error for not having inference - // candidates. An inference error only occurs when there are *conflicting* candidates, i.e. + // Infer either the default or the empty object type when no inferences were + // made. It is important to remember that in this case, inference still + // succeeds, meaning there is no error for not having inference candidates. An + // inference error only occurs when there are *conflicting* candidates, i.e. // candidates with no common supertype. - inferredType = emptyObjectType; + var defaultType = getDefaultFromTypeParameter(context.signature.typeParameters[index]); + if (defaultType) { + // Instantiate the default type. Any forward reference to a type + // parameter should be instantiated to the empty object type. + inferredType = instantiateType(defaultType, combineTypeMappers(createBackreferenceMapper(context.signature.typeParameters, index), getInferenceMapper(context))); + } + else { + inferredType = context.useAnyForNoInferences ? anyType : emptyObjectType; + } inferenceSucceeded = true; } context.inferredTypes[index] = inferredType; @@ -32196,19 +34947,7 @@ var ts; // TypeScript 1.0 spec (April 2014): 3.6.3 // A type query consists of the keyword typeof followed by an expression. // The expression is restricted to a single identifier or a sequence of identifiers separated by periods - while (node) { - switch (node.kind) { - case 160 /* TypeQuery */: - return true; - case 70 /* Identifier */: - case 141 /* QualifiedName */: - node = node.parent; - continue; - default: - return false; - } - } - ts.Debug.fail("should not get here"); + return !!ts.findAncestor(node, function (n) { return n.kind === 161 /* TypeQuery */ ? true : n.kind === 70 /* Identifier */ || n.kind === 142 /* QualifiedName */ ? false : "quit"; }); } // Return the flow cache key for a "dotted name" (i.e. a sequence of identifiers // separated by dots). The key consists of the id of the symbol referenced by the @@ -32222,7 +34961,7 @@ var ts; if (node.kind === 98 /* ThisKeyword */) { return "0"; } - if (node.kind === 177 /* PropertyAccessExpression */) { + if (node.kind === 178 /* PropertyAccessExpression */) { var key = getFlowCacheKey(node.expression); return key && key + "." + node.name.text; } @@ -32233,7 +34972,7 @@ var ts; case 70 /* Identifier */: case 98 /* ThisKeyword */: return node; - case 177 /* PropertyAccessExpression */: + case 178 /* PropertyAccessExpression */: return getLeftmostIdentifierOrThis(node.expression); } return undefined; @@ -32242,19 +34981,21 @@ var ts; switch (source.kind) { case 70 /* Identifier */: return target.kind === 70 /* Identifier */ && getResolvedSymbol(source) === getResolvedSymbol(target) || - (target.kind === 223 /* VariableDeclaration */ || target.kind === 174 /* BindingElement */) && + (target.kind === 225 /* VariableDeclaration */ || target.kind === 175 /* BindingElement */) && getExportSymbolOfValueSymbolIfExported(getResolvedSymbol(source)) === getSymbolOfNode(target); case 98 /* ThisKeyword */: return target.kind === 98 /* ThisKeyword */; - case 177 /* PropertyAccessExpression */: - return target.kind === 177 /* PropertyAccessExpression */ && + case 96 /* SuperKeyword */: + return target.kind === 96 /* SuperKeyword */; + case 178 /* PropertyAccessExpression */: + return target.kind === 178 /* PropertyAccessExpression */ && source.name.text === target.name.text && isMatchingReference(source.expression, target.expression); } return false; } function containsMatchingReference(source, target) { - while (source.kind === 177 /* PropertyAccessExpression */) { + while (source.kind === 178 /* PropertyAccessExpression */) { source = source.expression; if (isMatchingReference(source, target)) { return true; @@ -32267,7 +35008,7 @@ var ts; // a possible discriminant if its type differs in the constituents of containing union type, and if every // choice is a unit type or a union of unit types. function containsMatchingReferenceDiscriminant(source, target) { - return target.kind === 177 /* PropertyAccessExpression */ && + return target.kind === 178 /* PropertyAccessExpression */ && containsMatchingReference(source, target.expression) && isDiscriminantProperty(getDeclaredTypeOfReference(target.expression), target.name.text); } @@ -32275,7 +35016,7 @@ var ts; if (expr.kind === 70 /* Identifier */) { return getTypeOfSymbol(getResolvedSymbol(expr)); } - if (expr.kind === 177 /* PropertyAccessExpression */) { + if (expr.kind === 178 /* PropertyAccessExpression */) { var type = getDeclaredTypeOfReference(expr.expression); return type && getTypeOfPropertyOfType(type, expr.name.text); } @@ -32284,9 +35025,9 @@ var ts; function isDiscriminantProperty(type, name) { if (type && type.flags & 65536 /* Union */) { var prop = getUnionOrIntersectionProperty(type, name); - if (prop && prop.flags & 268435456 /* SyntheticProperty */) { + if (prop && getCheckFlags(prop) & 2 /* SyntheticProperty */) { if (prop.isDiscriminantProperty === undefined) { - prop.isDiscriminantProperty = prop.hasNonUniformType && isLiteralType(getTypeOfSymbol(prop)); + prop.isDiscriminantProperty = prop.checkFlags & 32 /* HasNonUniformType */ && isLiteralType(getTypeOfSymbol(prop)); } return prop.isDiscriminantProperty; } @@ -32305,7 +35046,7 @@ var ts; } } } - if (callExpression.expression.kind === 177 /* PropertyAccessExpression */ && + if (callExpression.expression.kind === 178 /* PropertyAccessExpression */ && isOrContainsMatchingReference(reference, callExpression.expression.expression)) { return true; } @@ -32347,8 +35088,8 @@ var ts; } function getTypeFactsOfTypes(types) { var result = 0 /* None */; - for (var _i = 0, types_11 = types; _i < types_11.length; _i++) { - var t = types_11[_i]; + for (var _i = 0, types_14 = types; _i < types_14.length; _i++) { + var t = types_14[_i]; result |= getTypeFacts(t); } return result; @@ -32358,7 +35099,7 @@ var ts; // check. This gives us a quicker out in the common case where an object type is not a function. var resolved = resolveStructuredTypeMembers(type); return !!(resolved.callSignatures.length || resolved.constructSignatures.length || - resolved.members["bind"] && isTypeSubtypeOf(type, globalFunctionType)); + resolved.members.get("bind") && isTypeSubtypeOf(type, globalFunctionType)); } function getTypeFacts(type) { var flags = type.flags; @@ -32401,9 +35142,11 @@ var ts; if (flags & 512 /* ESSymbol */) { return strictNullChecks ? 1981320 /* SymbolStrictFacts */ : 4193160 /* SymbolFacts */; } - if (flags & 16384 /* TypeParameter */) { - var constraint = getConstraintOfTypeParameter(type); - return getTypeFacts(constraint || emptyObjectType); + if (flags & 16777216 /* NonPrimitive */) { + return strictNullChecks ? 6166480 /* ObjectStrictFacts */ : 8378320 /* ObjectFacts */; + } + if (flags & 540672 /* TypeVariable */) { + return getTypeFacts(getBaseConstraintOfType(type) || emptyObjectType); } if (flags & 196608 /* UnionOrIntersection */) { return getTypeFactsOfTypes(type.types); @@ -32429,17 +35172,23 @@ var ts; } function getTypeOfDestructuredArrayElement(type, index) { return isTupleLikeType(type) && getTypeOfPropertyOfType(type, "" + index) || - checkIteratedTypeOrElementType(type, /*errorNode*/ undefined, /*allowStringInput*/ false) || + checkIteratedTypeOrElementType(type, /*errorNode*/ undefined, /*allowStringInput*/ false, /*allowAsyncIterable*/ false) || unknownType; } function getTypeOfDestructuredSpreadExpression(type) { - return createArrayType(checkIteratedTypeOrElementType(type, /*errorNode*/ undefined, /*allowStringInput*/ false) || unknownType); + return createArrayType(checkIteratedTypeOrElementType(type, /*errorNode*/ undefined, /*allowStringInput*/ false, /*allowAsyncIterable*/ false) || unknownType); } function getAssignedTypeOfBinaryExpression(node) { - return node.parent.kind === 175 /* ArrayLiteralExpression */ || node.parent.kind === 257 /* PropertyAssignment */ ? + var isDestructuringDefaultAssignment = node.parent.kind === 176 /* ArrayLiteralExpression */ && isDestructuringAssignmentTarget(node.parent) || + node.parent.kind === 260 /* PropertyAssignment */ && isDestructuringAssignmentTarget(node.parent.parent); + return isDestructuringDefaultAssignment ? getTypeWithDefault(getAssignedType(node), node.right) : getTypeOfExpression(node.right); } + function isDestructuringAssignmentTarget(parent) { + return parent.parent.kind === 193 /* BinaryExpression */ && parent.parent.left === parent || + parent.parent.kind === 215 /* ForOfStatement */ && parent.parent.initializer === parent; + } function getAssignedTypeOfArrayLiteralElement(node, element) { return getTypeOfDestructuredArrayElement(getAssignedType(node), ts.indexOf(node.elements, element)); } @@ -32455,21 +35204,21 @@ var ts; function getAssignedType(node) { var parent = node.parent; switch (parent.kind) { - case 212 /* ForInStatement */: + case 214 /* ForInStatement */: return stringType; - case 213 /* ForOfStatement */: - return checkRightHandSideOfForOf(parent.expression) || unknownType; - case 192 /* BinaryExpression */: + case 215 /* ForOfStatement */: + return checkRightHandSideOfForOf(parent.expression, parent.awaitModifier) || unknownType; + case 193 /* BinaryExpression */: return getAssignedTypeOfBinaryExpression(parent); - case 186 /* DeleteExpression */: + case 187 /* DeleteExpression */: return undefinedType; - case 175 /* ArrayLiteralExpression */: + case 176 /* ArrayLiteralExpression */: return getAssignedTypeOfArrayLiteralElement(parent, node); - case 196 /* SpreadElement */: + case 197 /* SpreadElement */: return getAssignedTypeOfSpreadExpression(parent); - case 257 /* PropertyAssignment */: + case 260 /* PropertyAssignment */: return getAssignedTypeOfPropertyAssignment(parent); - case 258 /* ShorthandPropertyAssignment */: + case 261 /* ShorthandPropertyAssignment */: return getAssignedTypeOfShorthandPropertyAssignment(parent); } return unknownType; @@ -32477,7 +35226,7 @@ var ts; function getInitialTypeOfBindingElement(node) { var pattern = node.parent; var parentType = getInitialType(pattern.parent); - var type = pattern.kind === 172 /* ObjectBindingPattern */ ? + var type = pattern.kind === 173 /* ObjectBindingPattern */ ? getTypeOfDestructuredProperty(parentType, node.propertyName || node.name) : !node.dotDotDotToken ? getTypeOfDestructuredArrayElement(parentType, ts.indexOf(pattern.elements, node)) : @@ -32495,35 +35244,35 @@ var ts; if (node.initializer) { return getTypeOfInitializer(node.initializer); } - if (node.parent.parent.kind === 212 /* ForInStatement */) { + if (node.parent.parent.kind === 214 /* ForInStatement */) { return stringType; } - if (node.parent.parent.kind === 213 /* ForOfStatement */) { - return checkRightHandSideOfForOf(node.parent.parent.expression) || unknownType; + if (node.parent.parent.kind === 215 /* ForOfStatement */) { + return checkRightHandSideOfForOf(node.parent.parent.expression, node.parent.parent.awaitModifier) || unknownType; } return unknownType; } function getInitialType(node) { - return node.kind === 223 /* VariableDeclaration */ ? + return node.kind === 225 /* VariableDeclaration */ ? getInitialTypeOfVariableDeclaration(node) : getInitialTypeOfBindingElement(node); } function getInitialOrAssignedType(node) { - return node.kind === 223 /* VariableDeclaration */ || node.kind === 174 /* BindingElement */ ? + return node.kind === 225 /* VariableDeclaration */ || node.kind === 175 /* BindingElement */ ? getInitialType(node) : getAssignedType(node); } function isEmptyArrayAssignment(node) { - return node.kind === 223 /* VariableDeclaration */ && node.initializer && + return node.kind === 225 /* VariableDeclaration */ && node.initializer && isEmptyArrayLiteral(node.initializer) || - node.kind !== 174 /* BindingElement */ && node.parent.kind === 192 /* BinaryExpression */ && + node.kind !== 175 /* BindingElement */ && node.parent.kind === 193 /* BinaryExpression */ && isEmptyArrayLiteral(node.parent.right); } function getReferenceCandidate(node) { switch (node.kind) { - case 183 /* ParenthesizedExpression */: + case 184 /* ParenthesizedExpression */: return getReferenceCandidate(node.expression); - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: switch (node.operatorToken.kind) { case 57 /* EqualsToken */: return getReferenceCandidate(node.left); @@ -32535,13 +35284,13 @@ var ts; } function getReferenceRoot(node) { var parent = node.parent; - return parent.kind === 183 /* ParenthesizedExpression */ || - parent.kind === 192 /* BinaryExpression */ && parent.operatorToken.kind === 57 /* EqualsToken */ && parent.left === node || - parent.kind === 192 /* BinaryExpression */ && parent.operatorToken.kind === 25 /* CommaToken */ && parent.right === node ? + return parent.kind === 184 /* ParenthesizedExpression */ || + parent.kind === 193 /* BinaryExpression */ && parent.operatorToken.kind === 57 /* EqualsToken */ && parent.left === node || + parent.kind === 193 /* BinaryExpression */ && parent.operatorToken.kind === 25 /* CommaToken */ && parent.right === node ? getReferenceRoot(parent) : node; } function getTypeOfSwitchClause(clause) { - if (clause.kind === 253 /* CaseClause */) { + if (clause.kind === 256 /* CaseClause */) { var caseType = getRegularTypeOfLiteralType(getTypeOfExpression(clause.expression)); return isUnitType(caseType) ? caseType : undefined; } @@ -32589,8 +35338,32 @@ var ts; } return f(type) ? type : neverType; } - function mapType(type, f) { - return type.flags & 65536 /* Union */ ? getUnionType(ts.map(type.types, f)) : f(type); + // Apply a mapping function to a type and return the resulting type. If the source type + // is a union type, the mapping function is applied to each constituent type and a union + // of the resulting types is returned. + function mapType(type, mapper) { + if (!(type.flags & 65536 /* Union */)) { + return mapper(type); + } + var types = type.types; + var mappedType; + var mappedTypes; + for (var _i = 0, types_15 = types; _i < types_15.length; _i++) { + var current = types_15[_i]; + var t = mapper(current); + if (t) { + if (!mappedType) { + mappedType = t; + } + else if (!mappedTypes) { + mappedTypes = [mappedType, t]; + } + else { + mappedTypes.push(t); + } + } + } + return mappedTypes ? getUnionType(mappedTypes) : mappedType; } function extractTypesOfKind(type, kind) { return filterType(type, function (t) { return (t.flags & kind) !== 0; }); @@ -32634,7 +35407,7 @@ var ts; // we defer subtype reduction until the evolving array type is finalized into a manifest // array type. function addEvolvingArrayElementType(evolvingArrayType, node) { - var elementType = getBaseTypeOfLiteralType(getTypeOfExpression(node)); + var elementType = getBaseTypeOfLiteralType(getContextFreeTypeOfExpression(node)); return isTypeSubsetOf(elementType, evolvingArrayType.elementType) ? evolvingArrayType : getEvolvingArrayType(getUnionType([evolvingArrayType.elementType, elementType])); } function createFinalArrayType(elementType) { @@ -32656,8 +35429,8 @@ var ts; } function isEvolvingArrayTypeList(types) { var hasEvolvingArrayType = false; - for (var _i = 0, types_12 = types; _i < types_12.length; _i++) { - var t = types_12[_i]; + for (var _i = 0, types_16 = types; _i < types_16.length; _i++) { + var t = types_16[_i]; if (!(t.flags & 8192 /* Never */)) { if (!(getObjectFlags(t) & 256 /* EvolvingArray */)) { return false; @@ -32680,11 +35453,11 @@ var ts; function isEvolvingArrayOperationTarget(node) { var root = getReferenceRoot(node); var parent = root.parent; - var isLengthPushOrUnshift = parent.kind === 177 /* PropertyAccessExpression */ && (parent.name.text === "length" || - parent.parent.kind === 179 /* CallExpression */ && ts.isPushOrUnshiftIdentifier(parent.name)); - var isElementAssignment = parent.kind === 178 /* ElementAccessExpression */ && + var isLengthPushOrUnshift = parent.kind === 178 /* PropertyAccessExpression */ && (parent.name.text === "length" || + parent.parent.kind === 180 /* CallExpression */ && ts.isPushOrUnshiftIdentifier(parent.name)); + var isElementAssignment = parent.kind === 179 /* ElementAccessExpression */ && parent.expression === root && - parent.parent.kind === 192 /* BinaryExpression */ && + parent.parent.kind === 193 /* BinaryExpression */ && parent.parent.operatorToken.kind === 57 /* EqualsToken */ && parent.parent.left === parent && !ts.isAssignmentTarget(parent.parent) && @@ -32711,14 +35484,12 @@ var ts; } return false; } - function getFlowTypeOfReference(reference, declaredType, assumeInitialized, flowContainer) { + function getFlowTypeOfReference(reference, declaredType, initialType, flowContainer, couldBeUninitialized) { + if (initialType === void 0) { initialType = declaredType; } var key; - if (!reference.flowNode || assumeInitialized && !(declaredType.flags & 1033215 /* Narrowable */)) { + if (!reference.flowNode || !couldBeUninitialized && !(declaredType.flags & 17810431 /* Narrowable */)) { return declaredType; } - var initialType = assumeInitialized ? declaredType : - declaredType === autoType || declaredType === autoArrayType ? undefinedType : - includeFalsyTypes(declaredType, 2048 /* Undefined */); var visitedFlowStart = visitedFlowCount; var evolvedType = getTypeFromFlowType(getTypeAtFlowNode(reference.flowNode)); visitedFlowCount = visitedFlowStart; @@ -32727,7 +35498,7 @@ var ts; // on empty arrays are possible without implicit any errors and new element types can be inferred without // type mismatch errors. var resultType = getObjectFlags(evolvedType) & 256 /* EvolvingArray */ && isEvolvingArrayOperationTarget(reference) ? anyArrayType : finalizeEvolvingArrayType(evolvedType); - if (reference.parent.kind === 201 /* NonNullExpression */ && getTypeWithFacts(resultType, 524288 /* NEUndefinedOrNull */).flags & 8192 /* Never */) { + if (reference.parent.kind === 202 /* NonNullExpression */ && getTypeWithFacts(resultType, 524288 /* NEUndefinedOrNull */).flags & 8192 /* Never */) { return declaredType; } return resultType; @@ -32744,7 +35515,19 @@ var ts; } } var type = void 0; - if (flow.flags & 16 /* Assignment */) { + if (flow.flags & 4096 /* AfterFinally */) { + // block flow edge: finally -> pre-try (for larger explanation check comment in binder.ts - bindTryStatement + flow.locked = true; + type = getTypeAtFlowNode(flow.antecedent); + flow.locked = false; + } + else if (flow.flags & 2048 /* PreFinally */) { + // locked pre-finally flows are filtered out in getTypeAtFlowBranchLabel + // so here just redirect to antecedent + flow = flow.antecedent; + continue; + } + else if (flow.flags & 16 /* Assignment */) { type = getTypeAtFlowAssignment(flow); if (!type) { flow = flow.antecedent; @@ -32776,7 +35559,7 @@ var ts; else if (flow.flags & 2 /* Start */) { // Check if we should continue with the control flow of the containing function. var container = flow.container; - if (container && container !== flowContainer && reference.kind !== 177 /* PropertyAccessExpression */) { + if (container && container !== flowContainer && reference.kind !== 178 /* PropertyAccessExpression */ && reference.kind !== 98 /* ThisKeyword */) { flow = container.flowNode; continue; } @@ -32830,7 +35613,7 @@ var ts; } function getTypeAtFlowArrayMutation(flow) { var node = flow.node; - var expr = node.kind === 179 /* CallExpression */ ? + var expr = node.kind === 180 /* CallExpression */ ? node.expression.expression : node.left.expression; if (isMatchingReference(reference, getReferenceCandidate(expr))) { @@ -32838,7 +35621,7 @@ var ts; var type = getTypeFromFlowType(flowType); if (getObjectFlags(type) & 256 /* EvolvingArray */) { var evolvedType_1 = type; - if (node.kind === 179 /* CallExpression */) { + if (node.kind === 180 /* CallExpression */) { for (var _i = 0, _a = node.arguments; _i < _a.length; _i++) { var arg = _a[_i]; evolvedType_1 = addEvolvingArrayElementType(evolvedType_1, arg); @@ -32897,6 +35680,12 @@ var ts; var seenIncomplete = false; for (var _i = 0, _a = flow.antecedents; _i < _a.length; _i++) { var antecedent = _a[_i]; + if (antecedent.flags & 2048 /* PreFinally */ && antecedent.lock.locked) { + // if flow correspond to branch from pre-try to finally and this branch is locked - this means that + // we initially have started following the flow outside the finally block. + // in this case we should ignore this branch. + continue; + } var flowType = getTypeAtFlowNode(antecedent); var type = getTypeFromFlowType(flowType); // If the type at a particular antecedent path is the declared type and the @@ -32929,8 +35718,9 @@ var ts; if (!key) { key = getFlowCacheKey(reference); } - if (cache[key]) { - return cache[key]; + var cached = cache.get(key); + if (cached) { + return cached; } // If this flow loop junction and reference are already being processed, return // the union of the types computed for each branch so far, marked as incomplete. @@ -32965,8 +35755,9 @@ var ts; // If we see a value appear in the cache it is a sign that control flow analysis // was restarted and completed by checkExpressionCached. We can simply pick up // the resulting type and bail out. - if (cache[key]) { - return cache[key]; + var cached_1 = cache.get(key); + if (cached_1) { + return cached_1; } if (!ts.contains(antecedentTypes, type)) { antecedentTypes.push(type); @@ -32990,10 +35781,11 @@ var ts; if (isIncomplete(firstAntecedentType)) { return createFlowType(result, /*incomplete*/ true); } - return cache[key] = result; + cache.set(key, result); + return result; } function isMatchingReferenceDiscriminant(expr) { - return expr.kind === 177 /* PropertyAccessExpression */ && + return expr.kind === 178 /* PropertyAccessExpression */ && declaredType.flags & 65536 /* Union */ && isMatchingReference(reference, expr.expression) && isDiscriminantProperty(declaredType, expr.name.text); @@ -33027,10 +35819,10 @@ var ts; var operator_1 = expr.operatorToken.kind; var left_1 = getReferenceCandidate(expr.left); var right_1 = getReferenceCandidate(expr.right); - if (left_1.kind === 187 /* TypeOfExpression */ && right_1.kind === 9 /* StringLiteral */) { + if (left_1.kind === 188 /* TypeOfExpression */ && right_1.kind === 9 /* StringLiteral */) { return narrowTypeByTypeof(type, left_1, operator_1, right_1, assumeTrue); } - if (right_1.kind === 187 /* TypeOfExpression */ && left_1.kind === 9 /* StringLiteral */) { + if (right_1.kind === 188 /* TypeOfExpression */ && left_1.kind === 9 /* StringLiteral */) { return narrowTypeByTypeof(type, right_1, operator_1, left_1, assumeTrue); } if (isMatchingReference(reference, left_1)) { @@ -33076,7 +35868,7 @@ var ts; assumeTrue ? 16384 /* EQUndefined */ : 131072 /* NEUndefined */; return getTypeWithFacts(type, facts); } - if (type.flags & 33281 /* NotUnionOrUnit */) { + if (type.flags & 16810497 /* NotUnionOrUnit */) { return type; } if (assumeTrue) { @@ -33107,14 +35899,22 @@ var ts; // We narrow a non-union type to an exact primitive type if the non-union type // is a supertype of that primitive type. For example, type 'any' can be narrowed // to one of the primitive types. - var targetType = typeofTypesByName[literal.text]; - if (targetType && isTypeSubtypeOf(targetType, type)) { - return targetType; + var targetType = typeofTypesByName.get(literal.text); + if (targetType) { + if (isTypeSubtypeOf(targetType, type)) { + return targetType; + } + if (type.flags & 540672 /* TypeVariable */) { + var constraint = getBaseConstraintOfType(type) || anyType; + if (isTypeSubtypeOf(targetType, constraint)) { + return getIntersectionType([type, targetType]); + } + } } } var facts = assumeTrue ? - typeofEQFacts[literal.text] || 64 /* TypeofEQHostObject */ : - typeofNEFacts[literal.text] || 8192 /* TypeofNEHostObject */; + typeofEQFacts.get(literal.text) || 64 /* TypeofEQHostObject */ : + typeofNEFacts.get(literal.text) || 8192 /* TypeofNEHostObject */; return getTypeWithFacts(type, facts); } function narrowTypeBySwitchOnDiscriminant(type, switchStatement, clauseStart, clauseEnd) { @@ -33197,10 +35997,9 @@ var ts; // Otherwise, if the candidate type is assignable to the target type, narrow to the candidate // type. Otherwise, the types are completely unrelated, so narrow to an intersection of the // two types. - var targetType = type.flags & 16384 /* TypeParameter */ ? getApparentType(type) : type; return isTypeSubtypeOf(candidate, type) ? candidate : isTypeAssignableTo(type, candidate) ? type : - isTypeAssignableTo(candidate, targetType) ? candidate : + isTypeAssignableTo(candidate, type) ? candidate : getIntersectionType([type, candidate]); } function narrowTypeByTypePredicate(type, callExpression, assumeTrue) { @@ -33229,7 +36028,7 @@ var ts; } else { var invokedExpression = ts.skipParentheses(callExpression.expression); - if (invokedExpression.kind === 178 /* ElementAccessExpression */ || invokedExpression.kind === 177 /* PropertyAccessExpression */) { + if (invokedExpression.kind === 179 /* ElementAccessExpression */ || invokedExpression.kind === 178 /* PropertyAccessExpression */) { var accessExpression = invokedExpression; var possibleReference = ts.skipParentheses(accessExpression.expression); if (isMatchingReference(reference, possibleReference)) { @@ -33248,15 +36047,16 @@ var ts; switch (expr.kind) { case 70 /* Identifier */: case 98 /* ThisKeyword */: - case 177 /* PropertyAccessExpression */: + case 96 /* SuperKeyword */: + case 178 /* PropertyAccessExpression */: return narrowTypeByTruthiness(type, expr, assumeTrue); - case 179 /* CallExpression */: + case 180 /* CallExpression */: return narrowTypeByTypePredicate(type, expr, assumeTrue); - case 183 /* ParenthesizedExpression */: + case 184 /* ParenthesizedExpression */: return narrowType(type, expr.expression, assumeTrue); - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: return narrowTypeByBinaryExpression(type, expr, assumeTrue); - case 190 /* PrefixUnaryExpression */: + case 191 /* PrefixUnaryExpression */: if (expr.operator === 50 /* ExclamationToken */) { return narrowType(type, expr.operand, !assumeTrue); } @@ -33289,15 +36089,12 @@ var ts; return getTypeOfSymbol(symbol); } function getControlFlowContainer(node) { - while (true) { - node = node.parent; - if (ts.isFunctionLike(node) && !ts.getImmediatelyInvokedFunctionExpression(node) || - node.kind === 231 /* ModuleBlock */ || - node.kind === 261 /* SourceFile */ || - node.kind === 147 /* PropertyDeclaration */) { - return node; - } - } + return ts.findAncestor(node.parent, function (node) { + return ts.isFunctionLike(node) && !ts.getImmediatelyInvokedFunctionExpression(node) || + node.kind === 233 /* ModuleBlock */ || + node.kind === 264 /* SourceFile */ || + node.kind === 148 /* PropertyDeclaration */; + }); } // Check if a parameter is assigned anywhere within its declaring function. function isParameterAssigned(symbol) { @@ -33312,21 +36109,13 @@ var ts; return symbol.isAssigned || false; } function hasParentWithAssignmentsMarked(node) { - while (true) { - node = node.parent; - if (!node) { - return false; - } - if (ts.isFunctionLike(node) && getNodeLinks(node).flags & 4194304 /* AssignmentsMarked */) { - return true; - } - } + return !!ts.findAncestor(node.parent, function (node) { return ts.isFunctionLike(node) && !!(getNodeLinks(node).flags & 4194304 /* AssignmentsMarked */); }); } function markParameterAssignments(node) { if (node.kind === 70 /* Identifier */) { if (ts.isAssignmentTarget(node)) { var symbol = getResolvedSymbol(node); - if (symbol.valueDeclaration && ts.getRootDeclaration(symbol.valueDeclaration).kind === 144 /* Parameter */) { + if (symbol.valueDeclaration && ts.getRootDeclaration(symbol.valueDeclaration).kind === 145 /* Parameter */) { symbol.isAssigned = true; } } @@ -33338,6 +36127,15 @@ var ts; function isConstVariable(symbol) { return symbol.flags & 3 /* Variable */ && (getDeclarationNodeFlagsFromSymbol(symbol) & 2 /* Const */) !== 0 && getTypeOfSymbol(symbol) !== autoArrayType; } + /** remove undefined from the annotated type of a parameter when there is an initializer (that doesn't include undefined) */ + function removeOptionalityFromDeclaredType(declaredType, declaration) { + var annotationIncludesUndefined = strictNullChecks && + declaration.kind === 145 /* Parameter */ && + declaration.initializer && + getFalsyFlags(declaredType) & 2048 /* Undefined */ && + !(getFalsyFlags(checkExpression(declaration.initializer)) & 2048 /* Undefined */); + return annotationIncludesUndefined ? getTypeWithFacts(declaredType, 131072 /* NEUndefined */) : declaredType; + } function checkIdentifier(node) { var symbol = getResolvedSymbol(node); if (symbol === unknownSymbol) { @@ -33352,16 +36150,14 @@ var ts; if (symbol === argumentsSymbol) { var container = ts.getContainingFunction(node); if (languageVersion < 2 /* ES2015 */) { - if (container.kind === 185 /* ArrowFunction */) { + if (container.kind === 186 /* ArrowFunction */) { error(node, ts.Diagnostics.The_arguments_object_cannot_be_referenced_in_an_arrow_function_in_ES3_and_ES5_Consider_using_a_standard_function_expression); } else if (ts.hasModifier(container, 256 /* Async */)) { error(node, ts.Diagnostics.The_arguments_object_cannot_be_referenced_in_an_async_function_or_method_in_ES3_and_ES5_Consider_using_a_standard_function_or_method); } } - if (node.flags & 524288 /* AwaitContext */) { - getNodeLinks(container).flags |= 8192 /* CaptureArguments */; - } + getNodeLinks(container).flags |= 8192 /* CaptureArguments */; return getTypeOfSymbol(symbol); } if (symbol.flags & 8388608 /* Alias */ && !isInTypeQuery(node) && !isConstEnumOrConstEnumOnlyModule(resolveAlias(symbol))) { @@ -33373,7 +36169,7 @@ var ts; // Due to the emit for class decorators, any reference to the class from inside of the class body // must instead be rewritten to point to a temporary variable to avoid issues with the double-bind // behavior of class names in ES6. - if (declaration_1.kind === 226 /* ClassDeclaration */ + if (declaration_1.kind === 228 /* ClassDeclaration */ && ts.nodeIsDecorated(declaration_1)) { var container = ts.getContainingClass(node); while (container !== undefined) { @@ -33385,14 +36181,14 @@ var ts; container = ts.getContainingClass(container); } } - else if (declaration_1.kind === 197 /* ClassExpression */) { + else if (declaration_1.kind === 198 /* ClassExpression */) { // When we emit a class expression with static members that contain a reference // to the constructor in the initializer, we will need to substitute that // binding with an alias as the class name is not in scope. var container = ts.getThisContainer(node, /*includeArrowFunctions*/ false); while (container !== undefined) { if (container.parent === declaration_1) { - if (container.kind === 147 /* PropertyDeclaration */ && ts.hasModifier(container, 32 /* Static */)) { + if (container.kind === 148 /* PropertyDeclaration */ && ts.hasModifier(container, 32 /* Static */)) { getNodeLinks(declaration_1).flags |= 8388608 /* ClassWithConstructorReference */; getNodeLinks(node).flags |= 16777216 /* ConstructorReferenceInClass */; } @@ -33404,6 +36200,7 @@ var ts; } checkCollisionWithCapturedSuperVariable(node, node); checkCollisionWithCapturedThisVariable(node, node); + checkCollisionWithCapturedNewTargetVariable(node, node); checkNestedBlockScopedBinding(node, symbol); var type = getTypeOfSymbol(localOrExportSymbol); var declaration = localOrExportSymbol.valueDeclaration; @@ -33426,15 +36223,15 @@ var ts; // The declaration container is the innermost function that encloses the declaration of the variable // or parameter. The flow container is the innermost function starting with which we analyze the control // flow graph to determine the control flow based type. - var isParameter = ts.getRootDeclaration(declaration).kind === 144 /* Parameter */; + var isParameter = ts.getRootDeclaration(declaration).kind === 145 /* Parameter */; var declarationContainer = getControlFlowContainer(declaration); var flowContainer = getControlFlowContainer(node); var isOuterVariable = flowContainer !== declarationContainer; // When the control flow originates in a function expression or arrow function and we are referencing // a const variable or parameter from an outer function, we extend the origin of the control flow // analysis to include the immediately enclosing function. - while (flowContainer !== declarationContainer && (flowContainer.kind === 184 /* FunctionExpression */ || - flowContainer.kind === 185 /* ArrowFunction */ || ts.isObjectLiteralOrClassExpressionMethod(flowContainer)) && + while (flowContainer !== declarationContainer && (flowContainer.kind === 185 /* FunctionExpression */ || + flowContainer.kind === 186 /* ArrowFunction */ || ts.isObjectLiteralOrClassExpressionMethod(flowContainer)) && (isConstVariable(localOrExportSymbol) || isParameter && !isParameterAssigned(localOrExportSymbol))) { flowContainer = getControlFlowContainer(flowContainer); } @@ -33442,15 +36239,18 @@ var ts; // the entire control flow graph from the variable's declaration (i.e. when the flow container and // declaration container are the same). var assumeInitialized = isParameter || isOuterVariable || - type !== autoType && type !== autoArrayType && (!strictNullChecks || (type.flags & 1 /* Any */) !== 0) || + type !== autoType && type !== autoArrayType && (!strictNullChecks || (type.flags & 1 /* Any */) !== 0 || isInTypeQuery(node)) || ts.isInAmbientContext(declaration); - var flowType = getFlowTypeOfReference(node, type, assumeInitialized, flowContainer); + var initialType = assumeInitialized ? (isParameter ? removeOptionalityFromDeclaredType(type, ts.getRootDeclaration(declaration)) : type) : + type === autoType || type === autoArrayType ? undefinedType : + includeFalsyTypes(type, 2048 /* Undefined */); + var flowType = getFlowTypeOfReference(node, type, initialType, flowContainer, !assumeInitialized); // A variable is considered uninitialized when it is possible to analyze the entire control flow graph // from declaration to use, and when the variable's declared type doesn't include undefined but the // control flow based type does include undefined. if (type === autoType || type === autoArrayType) { if (flowType === autoType || flowType === autoArrayType) { - if (compilerOptions.noImplicitAny) { + if (noImplicitAny) { error(declaration.name, ts.Diagnostics.Variable_0_implicitly_has_type_1_in_some_locations_where_its_type_cannot_be_determined, symbolToString(symbol), typeToString(flowType)); error(node, ts.Diagnostics.Variable_0_implicitly_has_an_1_type, symbolToString(symbol), typeToString(flowType)); } @@ -33465,19 +36265,12 @@ var ts; return assignmentKind ? getBaseTypeOfLiteralType(flowType) : flowType; } function isInsideFunction(node, threshold) { - var current = node; - while (current && current !== threshold) { - if (ts.isFunctionLike(current)) { - return true; - } - current = current.parent; - } - return false; + return !!ts.findAncestor(node, function (n) { return n === threshold ? "quit" : ts.isFunctionLike(n); }); } function checkNestedBlockScopedBinding(node, symbol) { if (languageVersion >= 2 /* ES2015 */ || (symbol.flags & (2 /* BlockScopedVariable */ | 32 /* Class */)) === 0 || - symbol.valueDeclaration.parent.kind === 256 /* CatchClause */) { + symbol.valueDeclaration.parent.kind === 259 /* CatchClause */) { return; } // 1. walk from the use site up to the declaration and check @@ -33502,8 +36295,8 @@ var ts; } // mark variables that are declared in loop initializer and reassigned inside the body of ForStatement. // if body of ForStatement will be converted to function then we'll need a extra machinery to propagate reassigned values back. - if (container.kind === 211 /* ForStatement */ && - ts.getAncestor(symbol.valueDeclaration, 224 /* VariableDeclarationList */).parent === container && + if (container.kind === 213 /* ForStatement */ && + ts.getAncestor(symbol.valueDeclaration, 226 /* VariableDeclarationList */).parent === container && isAssignedInBodyOfForStatement(node, container)) { getNodeLinks(symbol.valueDeclaration).flags |= 2097152 /* NeedsLoopOutParameter */; } @@ -33515,9 +36308,9 @@ var ts; } } function isAssignedInBodyOfForStatement(node, container) { - var current = node; // skip parenthesized nodes - while (current.parent.kind === 183 /* ParenthesizedExpression */) { + var current = node; + while (current.parent.kind === 184 /* ParenthesizedExpression */) { current = current.parent; } // check if node is used as LHS in some assignment expression @@ -33525,7 +36318,7 @@ var ts; if (ts.isAssignmentTarget(current)) { isAssigned = true; } - else if ((current.parent.kind === 190 /* PrefixUnaryExpression */ || current.parent.kind === 191 /* PostfixUnaryExpression */)) { + else if ((current.parent.kind === 191 /* PrefixUnaryExpression */ || current.parent.kind === 192 /* PostfixUnaryExpression */)) { var expr = current.parent; isAssigned = expr.operator === 42 /* PlusPlusToken */ || expr.operator === 43 /* MinusMinusToken */; } @@ -33534,19 +36327,11 @@ var ts; } // at this point we know that node is the target of assignment // now check that modification happens inside the statement part of the ForStatement - while (current !== container) { - if (current === container.statement) { - return true; - } - else { - current = current.parent; - } - } - return false; + return !!ts.findAncestor(current, function (n) { return n === container ? "quit" : n === container.statement; }); } function captureLexicalThis(node, container) { getNodeLinks(node).flags |= 2 /* LexicalThis */; - if (container.kind === 147 /* PropertyDeclaration */ || container.kind === 150 /* Constructor */) { + if (container.kind === 148 /* PropertyDeclaration */ || container.kind === 151 /* Constructor */) { var classNode = container.parent; getNodeLinks(classNode).flags |= 4 /* CaptureThis */; } @@ -33589,58 +36374,63 @@ var ts; var baseConstructorType = getBaseConstructorTypeOfClass(classInstanceType); return baseConstructorType === nullWideningType; } + function checkThisBeforeSuper(node, container, diagnosticMessage) { + var containingClassDecl = container.parent; + var baseTypeNode = ts.getClassExtendsHeritageClauseElement(containingClassDecl); + // If a containing class does not have extends clause or the class extends null + // skip checking whether super statement is called before "this" accessing. + if (baseTypeNode && !classDeclarationExtendsNull(containingClassDecl)) { + var superCall = getSuperCallInConstructor(container); + // We should give an error in the following cases: + // - No super-call + // - "this" is accessing before super-call. + // i.e super(this) + // this.x; super(); + // We want to make sure that super-call is done before accessing "this" so that + // "this" is not accessed as a parameter of the super-call. + if (!superCall || superCall.end > node.pos) { + // In ES6, super inside constructor of class-declaration has to precede "this" accessing + error(node, diagnosticMessage); + } + } + } function checkThisExpression(node) { // Stop at the first arrow function so that we can // tell whether 'this' needs to be captured. var container = ts.getThisContainer(node, /* includeArrowFunctions */ true); var needToCaptureLexicalThis = false; - if (container.kind === 150 /* Constructor */) { - var containingClassDecl = container.parent; - var baseTypeNode = ts.getClassExtendsHeritageClauseElement(containingClassDecl); - // If a containing class does not have extends clause or the class extends null - // skip checking whether super statement is called before "this" accessing. - if (baseTypeNode && !classDeclarationExtendsNull(containingClassDecl)) { - var superCall = getSuperCallInConstructor(container); - // We should give an error in the following cases: - // - No super-call - // - "this" is accessing before super-call. - // i.e super(this) - // this.x; super(); - // We want to make sure that super-call is done before accessing "this" so that - // "this" is not accessed as a parameter of the super-call. - if (!superCall || superCall.end > node.pos) { - // In ES6, super inside constructor of class-declaration has to precede "this" accessing - error(node, ts.Diagnostics.super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class); - } - } + if (container.kind === 151 /* Constructor */) { + checkThisBeforeSuper(node, container, ts.Diagnostics.super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class); } // Now skip arrow functions to get the "real" owner of 'this'. - if (container.kind === 185 /* ArrowFunction */) { + if (container.kind === 186 /* ArrowFunction */) { container = ts.getThisContainer(container, /* includeArrowFunctions */ false); // When targeting es6, arrow function lexically bind "this" so we do not need to do the work of binding "this" in emitted code needToCaptureLexicalThis = (languageVersion < 2 /* ES2015 */); } switch (container.kind) { - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: error(node, ts.Diagnostics.this_cannot_be_referenced_in_a_module_or_namespace_body); // do not return here so in case if lexical this is captured - it will be reflected in flags on NodeLinks break; - case 229 /* EnumDeclaration */: + case 231 /* EnumDeclaration */: error(node, ts.Diagnostics.this_cannot_be_referenced_in_current_location); // do not return here so in case if lexical this is captured - it will be reflected in flags on NodeLinks break; - case 150 /* Constructor */: + case 151 /* Constructor */: if (isInConstructorArgumentInitializer(node, container)) { error(node, ts.Diagnostics.this_cannot_be_referenced_in_constructor_arguments); + // do not return here so in case if lexical this is captured - it will be reflected in flags on NodeLinks } break; - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: if (ts.getModifierFlags(container) & 32 /* Static */) { error(node, ts.Diagnostics.this_cannot_be_referenced_in_a_static_property_initializer); + // do not return here so in case if lexical this is captured - it will be reflected in flags on NodeLinks } break; - case 142 /* ComputedPropertyName */: + case 143 /* ComputedPropertyName */: error(node, ts.Diagnostics.this_cannot_be_referenced_in_a_computed_property_name); break; } @@ -33652,8 +36442,8 @@ var ts; // Note: a parameter initializer should refer to class-this unless function-this is explicitly annotated. // If this is a function in a JS file, it might be a class method. Check if it's the RHS // of a x.prototype.y = function [name]() { .... } - if (container.kind === 184 /* FunctionExpression */ && - ts.isInJavaScriptFile(container.parent) && + if (container.kind === 185 /* FunctionExpression */ && + container.parent.kind === 193 /* BinaryExpression */ && ts.getSpecialPropertyAssignmentKind(container.parent) === 3 /* PrototypeProperty */) { // Get the 'x' of 'x.prototype.y = f' (here, 'f' is 'container') var className = container.parent // x.prototype.y = f @@ -33673,7 +36463,7 @@ var ts; if (ts.isClassLike(container.parent)) { var symbol = getSymbolOfNode(container.parent); var type = ts.hasModifier(container, 32 /* Static */) ? getTypeOfSymbol(symbol) : getDeclaredTypeOfSymbol(symbol).thisType; - return getFlowTypeOfReference(node, type, /*assumeInitialized*/ true, /*flowContainer*/ undefined); + return getFlowTypeOfReference(node, type); } if (ts.isInJavaScriptFile(node)) { var type = getTypeForThisExpressionFromJSDoc(container); @@ -33681,7 +36471,7 @@ var ts; return type; } } - if (compilerOptions.noImplicitThis) { + if (noImplicitThis) { // With noImplicitThis, functions may not reference 'this' if it has type 'any' error(node, ts.Diagnostics.this_implicitly_has_type_any_because_it_does_not_have_a_type_annotation); } @@ -33689,28 +36479,23 @@ var ts; } function getTypeForThisExpressionFromJSDoc(node) { var jsdocType = ts.getJSDocType(node); - if (jsdocType && jsdocType.kind === 274 /* JSDocFunctionType */) { + if (jsdocType && jsdocType.kind === 278 /* JSDocFunctionType */) { var jsDocFunctionType = jsdocType; - if (jsDocFunctionType.parameters.length > 0 && jsDocFunctionType.parameters[0].type.kind === 277 /* JSDocThisType */) { + if (jsDocFunctionType.parameters.length > 0 && jsDocFunctionType.parameters[0].type.kind === 281 /* JSDocThisType */) { return getTypeFromTypeNode(jsDocFunctionType.parameters[0].type); } } } function isInConstructorArgumentInitializer(node, constructorDecl) { - for (var n = node; n && n !== constructorDecl; n = n.parent) { - if (n.kind === 144 /* Parameter */) { - return true; - } - } - return false; + return !!ts.findAncestor(node, function (n) { return n === constructorDecl ? "quit" : n.kind === 145 /* Parameter */; }); } function checkSuperExpression(node) { - var isCallExpression = node.parent.kind === 179 /* CallExpression */ && node.parent.expression === node; + var isCallExpression = node.parent.kind === 180 /* CallExpression */ && node.parent.expression === node; var container = ts.getSuperContainer(node, /*stopOnFunctions*/ true); var needToCaptureLexicalThis = false; // adjust the container reference in case if super is used inside arrow functions with arbitrarily deep nesting if (!isCallExpression) { - while (container && container.kind === 185 /* ArrowFunction */) { + while (container && container.kind === 186 /* ArrowFunction */) { container = ts.getSuperContainer(container, /*stopOnFunctions*/ true); needToCaptureLexicalThis = languageVersion < 2 /* ES2015 */; } @@ -33723,17 +36508,14 @@ var ts; // class B { // [super.foo()]() {} // } - var current = node; - while (current && current !== container && current.kind !== 142 /* ComputedPropertyName */) { - current = current.parent; - } - if (current && current.kind === 142 /* ComputedPropertyName */) { + var current = ts.findAncestor(node, function (n) { return n === container ? "quit" : n.kind === 143 /* ComputedPropertyName */; }); + if (current && current.kind === 143 /* ComputedPropertyName */) { error(node, ts.Diagnostics.super_cannot_be_referenced_in_a_computed_property_name); } else if (isCallExpression) { error(node, ts.Diagnostics.Super_calls_are_not_permitted_outside_constructors_or_in_nested_functions_inside_constructors); } - else if (!container || !container.parent || !(ts.isClassLike(container.parent) || container.parent.kind === 176 /* ObjectLiteralExpression */)) { + else if (!container || !container.parent || !(ts.isClassLike(container.parent) || container.parent.kind === 177 /* ObjectLiteralExpression */)) { error(node, ts.Diagnostics.super_can_only_be_referenced_in_members_of_derived_classes_or_object_literal_expressions); } else { @@ -33741,6 +36523,9 @@ var ts; } return unknownType; } + if (!isCallExpression && container.kind === 151 /* Constructor */) { + checkThisBeforeSuper(node, container, ts.Diagnostics.super_must_be_called_before_accessing_a_property_of_super_in_the_constructor_of_a_derived_class); + } if ((ts.getModifierFlags(container) & 32 /* Static */) || isCallExpression) { nodeCheckFlag = 512 /* SuperStatic */; } @@ -33804,7 +36589,7 @@ var ts; // This helper creates an object with a "value" property that wraps the `super` property or indexed access for both get and set. // This is required for destructuring assignments, as a call expression cannot be used as the target of a destructuring assignment // while a property access can. - if (container.kind === 149 /* MethodDeclaration */ && ts.getModifierFlags(container) & 256 /* Async */) { + if (container.kind === 150 /* MethodDeclaration */ && ts.getModifierFlags(container) & 256 /* Async */) { if (ts.isSuperProperty(node.parent) && ts.isAssignmentTarget(node.parent)) { getNodeLinks(container).flags |= 4096 /* AsyncMethodWithSuperBinding */; } @@ -33818,7 +36603,7 @@ var ts; // in this case they should also use correct lexical this captureLexicalThis(node.parent, container); } - if (container.parent.kind === 176 /* ObjectLiteralExpression */) { + if (container.parent.kind === 177 /* ObjectLiteralExpression */) { if (languageVersion < 2 /* ES2015 */) { error(node, ts.Diagnostics.super_is_only_allowed_in_members_of_object_literal_expressions_when_option_target_is_ES2015_or_higher); return unknownType; @@ -33838,7 +36623,7 @@ var ts; } return unknownType; } - if (container.kind === 150 /* Constructor */ && isInConstructorArgumentInitializer(node, container)) { + if (container.kind === 151 /* Constructor */ && isInConstructorArgumentInitializer(node, container)) { // issue custom error message for super property access in constructor arguments (to be aligned with old compiler) error(node, ts.Diagnostics.super_cannot_be_referenced_in_constructor_arguments); return unknownType; @@ -33853,7 +36638,7 @@ var ts; if (isCallExpression) { // TS 1.0 SPEC (April 2014): 4.8.1 // Super calls are only permitted in constructors of derived classes - return container.kind === 150 /* Constructor */; + return container.kind === 151 /* Constructor */; } else { // TS 1.0 SPEC (April 2014) @@ -33861,29 +36646,47 @@ var ts; // - In a constructor, instance member function, instance member accessor, or instance member variable initializer where this references a derived class instance // - In a static member function or static member accessor // topmost container must be something that is directly nested in the class declaration\object literal expression - if (ts.isClassLike(container.parent) || container.parent.kind === 176 /* ObjectLiteralExpression */) { + if (ts.isClassLike(container.parent) || container.parent.kind === 177 /* ObjectLiteralExpression */) { if (ts.getModifierFlags(container) & 32 /* Static */) { - return container.kind === 149 /* MethodDeclaration */ || - container.kind === 148 /* MethodSignature */ || - container.kind === 151 /* GetAccessor */ || - container.kind === 152 /* SetAccessor */; + return container.kind === 150 /* MethodDeclaration */ || + container.kind === 149 /* MethodSignature */ || + container.kind === 152 /* GetAccessor */ || + container.kind === 153 /* SetAccessor */; } else { - return container.kind === 149 /* MethodDeclaration */ || - container.kind === 148 /* MethodSignature */ || - container.kind === 151 /* GetAccessor */ || - container.kind === 152 /* SetAccessor */ || - container.kind === 147 /* PropertyDeclaration */ || - container.kind === 146 /* PropertySignature */ || - container.kind === 150 /* Constructor */; + return container.kind === 150 /* MethodDeclaration */ || + container.kind === 149 /* MethodSignature */ || + container.kind === 152 /* GetAccessor */ || + container.kind === 153 /* SetAccessor */ || + container.kind === 148 /* PropertyDeclaration */ || + container.kind === 147 /* PropertySignature */ || + container.kind === 151 /* Constructor */; } } } return false; } } + function getContainingObjectLiteral(func) { + return (func.kind === 150 /* MethodDeclaration */ || + func.kind === 152 /* GetAccessor */ || + func.kind === 153 /* SetAccessor */) && func.parent.kind === 177 /* ObjectLiteralExpression */ ? func.parent : + func.kind === 185 /* FunctionExpression */ && func.parent.kind === 260 /* PropertyAssignment */ ? func.parent.parent : + undefined; + } + function getThisTypeArgument(type) { + return getObjectFlags(type) & 4 /* Reference */ && type.target === globalThisType ? type.typeArguments[0] : undefined; + } + function getThisTypeFromContextualType(type) { + return mapType(type, function (t) { + return t.flags & 131072 /* Intersection */ ? ts.forEach(t.types, getThisTypeArgument) : getThisTypeArgument(t); + }); + } function getContextualThisParameterType(func) { - if (isContextSensitiveFunctionOrObjectLiteralMethod(func) && func.kind !== 185 /* ArrowFunction */) { + if (func.kind === 186 /* ArrowFunction */) { + return undefined; + } + if (isContextSensitiveFunctionOrObjectLiteralMethod(func)) { var contextualSignature = getContextualSignature(func); if (contextualSignature) { var thisParameter = contextualSignature.thisParameter; @@ -33892,6 +36695,40 @@ var ts; } } } + if (noImplicitThis) { + var containingLiteral = getContainingObjectLiteral(func); + if (containingLiteral) { + // We have an object literal method. Check if the containing object literal has a contextual type + // that includes a ThisType<T>. If so, T is the contextual type for 'this'. We continue looking in + // any directly enclosing object literals. + var contextualType = getApparentTypeOfContextualType(containingLiteral); + var literal = containingLiteral; + var type = contextualType; + while (type) { + var thisType = getThisTypeFromContextualType(type); + if (thisType) { + return instantiateType(thisType, getContextualMapper(containingLiteral)); + } + if (literal.parent.kind !== 260 /* PropertyAssignment */) { + break; + } + literal = literal.parent.parent; + type = getApparentTypeOfContextualType(literal); + } + // There was no contextual ThisType<T> for the containing object literal, so the contextual type + // for 'this' is the non-null form of the contextual type for the containing object literal or + // the type of the object literal itself. + return contextualType ? getNonNullableType(contextualType) : checkExpressionCached(containingLiteral); + } + // In an assignment of the form 'obj.xxx = function(...)' or 'obj[xxx] = function(...)', the + // contextual type for 'this' is 'obj'. + if (func.parent.kind === 193 /* BinaryExpression */ && func.parent.operatorToken.kind === 57 /* EqualsToken */) { + var target = func.parent.left; + if (target.kind === 178 /* PropertyAccessExpression */ || target.kind === 179 /* ElementAccessExpression */) { + return checkExpressionCached(target.expression); + } + } + } return undefined; } // Return contextual type of parameter or undefined if no contextual type is available @@ -33899,23 +36736,23 @@ var ts; var func = parameter.parent; if (isContextSensitiveFunctionOrObjectLiteralMethod(func)) { var iife = ts.getImmediatelyInvokedFunctionExpression(func); - if (iife) { + if (iife && iife.arguments) { var indexOfParameter = ts.indexOf(func.parameters, parameter); - if (iife.arguments && indexOfParameter < iife.arguments.length) { - if (parameter.dotDotDotToken) { - var restTypes = []; - for (var i = indexOfParameter; i < iife.arguments.length; i++) { - restTypes.push(getWidenedLiteralType(checkExpression(iife.arguments[i]))); - } - return createArrayType(getUnionType(restTypes)); - } - var links = getNodeLinks(iife); - var cached = links.resolvedSignature; - links.resolvedSignature = anySignature; - var type = getWidenedLiteralType(checkExpression(iife.arguments[indexOfParameter])); - links.resolvedSignature = cached; - return type; - } + if (parameter.dotDotDotToken) { + var restTypes = []; + for (var i = indexOfParameter; i < iife.arguments.length; i++) { + restTypes.push(getWidenedLiteralType(checkExpression(iife.arguments[i]))); + } + return restTypes.length ? createArrayType(getUnionType(restTypes)) : undefined; + } + var links = getNodeLinks(iife); + var cached = links.resolvedSignature; + links.resolvedSignature = anySignature; + var type = indexOfParameter < iife.arguments.length ? + getWidenedLiteralType(checkExpression(iife.arguments[indexOfParameter])) : + parameter.initializer ? undefined : undefinedWideningType; + links.resolvedSignature = cached; + return type; } var contextualSignature = getContextualSignature(func); if (contextualSignature) { @@ -33949,7 +36786,7 @@ var ts; if (declaration.type) { return getTypeFromTypeNode(declaration.type); } - if (declaration.kind === 144 /* Parameter */) { + if (declaration.kind === 145 /* Parameter */) { var type = getContextuallyTypedParameterType(declaration); if (type) { return type; @@ -33960,11 +36797,11 @@ var ts; } if (ts.isBindingPattern(declaration.parent)) { var parentDeclaration = declaration.parent.parent; - var name_19 = declaration.propertyName || declaration.name; - if (ts.isVariableLike(parentDeclaration) && + var name = declaration.propertyName || declaration.name; + if (parentDeclaration.kind !== 175 /* BindingElement */ && parentDeclaration.type && - !ts.isBindingPattern(name_19)) { - var text = ts.getTextOfPropertyName(name_19); + !ts.isBindingPattern(name)) { + var text = ts.getTextOfPropertyName(name); if (text) { return getTypeOfPropertyOfType(getTypeFromTypeNode(parentDeclaration.type), text); } @@ -33975,33 +36812,34 @@ var ts; } function getContextualTypeForReturnExpression(node) { var func = ts.getContainingFunction(node); - if (ts.isAsyncFunctionLike(func)) { - var contextualReturnType = getContextualReturnType(func); - if (contextualReturnType) { - return getPromisedType(contextualReturnType); + if (func) { + var functionFlags = ts.getFunctionFlags(func); + if (functionFlags & 1 /* Generator */) { + return undefined; } - return undefined; - } - if (func && !func.asteriskToken) { - return getContextualReturnType(func); + var contextualReturnType = getContextualReturnType(func); + return functionFlags & 2 /* Async */ + ? contextualReturnType && getAwaitedTypeOfPromise(contextualReturnType) // Async function + : contextualReturnType; // Regular function } return undefined; } function getContextualTypeForYieldOperand(node) { var func = ts.getContainingFunction(node); if (func) { + var functionFlags = ts.getFunctionFlags(func); var contextualReturnType = getContextualReturnType(func); if (contextualReturnType) { return node.asteriskToken ? contextualReturnType - : getElementTypeOfIterableIterator(contextualReturnType); + : getIteratedTypeOfGenerator(contextualReturnType, (functionFlags & 2 /* Async */) !== 0); } } return undefined; } function isInParameterInitializerBeforeContainingFunction(node) { while (node.parent && !ts.isFunctionLike(node.parent)) { - if (node.parent.kind === 144 /* Parameter */ && node.parent.initializer === node) { + if (node.parent.kind === 145 /* Parameter */ && node.parent.initializer === node) { return true; } node = node.parent; @@ -34012,8 +36850,8 @@ var ts; // If the containing function has a return type annotation, is a constructor, or is a get accessor whose // corresponding set accessor has a type annotation, return statements in the function are contextually typed if (functionDecl.type || - functionDecl.kind === 150 /* Constructor */ || - functionDecl.kind === 151 /* GetAccessor */ && ts.getSetAccessorTypeAnnotationNode(ts.getDeclarationOfKind(functionDecl.symbol, 152 /* SetAccessor */))) { + functionDecl.kind === 151 /* Constructor */ || + functionDecl.kind === 152 /* GetAccessor */ && ts.getSetAccessorTypeAnnotationNode(ts.getDeclarationOfKind(functionDecl.symbol, 153 /* SetAccessor */))) { return getReturnTypeOfSignature(getSignatureFromDeclaration(functionDecl)); } // Otherwise, if the containing function is contextually typed by a function type with exactly one call signature @@ -34035,7 +36873,7 @@ var ts; return undefined; } function getContextualTypeForSubstitutionExpression(template, substitutionExpression) { - if (template.parent.kind === 181 /* TaggedTemplateExpression */) { + if (template.parent.kind === 182 /* TaggedTemplateExpression */) { return getContextualTypeForArgument(template.parent, substitutionExpression); } return undefined; @@ -34069,41 +36907,14 @@ var ts; } return undefined; } - // Apply a mapping function to a contextual type and return the resulting type. If the contextual type - // is a union type, the mapping function is applied to each constituent type and a union of the resulting - // types is returned. - function applyToContextualType(type, mapper) { - if (!(type.flags & 65536 /* Union */)) { - return mapper(type); - } - var types = type.types; - var mappedType; - var mappedTypes; - for (var _i = 0, types_13 = types; _i < types_13.length; _i++) { - var current = types_13[_i]; - var t = mapper(current); - if (t) { - if (!mappedType) { - mappedType = t; - } - else if (!mappedTypes) { - mappedTypes = [mappedType, t]; - } - else { - mappedTypes.push(t); - } - } - } - return mappedTypes ? getUnionType(mappedTypes) : mappedType; - } function getTypeOfPropertyOfContextualType(type, name) { - return applyToContextualType(type, function (t) { + return mapType(type, function (t) { var prop = t.flags & 229376 /* StructuredType */ ? getPropertyOfType(t, name) : undefined; return prop ? getTypeOfSymbol(prop) : undefined; }); } function getIndexTypeOfContextualType(type, kind) { - return applyToContextualType(type, function (t) { return getIndexTypeOfStructuredType(t, kind); }); + return mapType(type, function (t) { return getIndexTypeOfStructuredType(t, kind); }); } // Return true if the given contextual type is a tuple-like type function contextualTypeIsTupleLikeType(type) { @@ -34150,7 +36961,7 @@ var ts; var index = ts.indexOf(arrayLiteral.elements, node); return getTypeOfPropertyOfContextualType(type, "" + index) || getIndexTypeOfContextualType(type, 1 /* Number */) - || (languageVersion >= 2 /* ES2015 */ ? getElementTypeOfIterable(type, /*errorNode*/ undefined) : undefined); + || getIteratedTypeOrElementType(type, /*errorNode*/ undefined, /*allowStringInput*/ false, /*allowAsyncIterable*/ false, /*checkAssignability*/ false); } return undefined; } @@ -34160,19 +36971,19 @@ var ts; return node === conditional.whenTrue || node === conditional.whenFalse ? getContextualType(conditional) : undefined; } function getContextualTypeForJsxAttribute(attribute) { - var kind = attribute.kind; - var jsxElement = attribute.parent; - var attrsType = getJsxElementAttributesType(jsxElement); - if (attribute.kind === 250 /* JsxAttribute */) { - if (!attrsType || isTypeAny(attrsType)) { + // When we trying to resolve JsxOpeningLikeElement as a stateless function element, we will already give its attributes a contextual type + // which is a type of the parameter of the signature we are trying out. + // If there is no contextual type (e.g. we are trying to resolve stateful component), get attributes type from resolving element's tagName + var attributesType = getContextualType(attribute.parent); + if (ts.isJsxAttribute(attribute)) { + if (!attributesType || isTypeAny(attributesType)) { return undefined; } - return getTypeOfPropertyOfType(attrsType, attribute.name.text); + return getTypeOfPropertyOfType(attributesType, attribute.name.text); } - else if (attribute.kind === 251 /* JsxSpreadAttribute */) { - return attrsType; + else { + return attributesType; } - ts.Debug.fail("Expected JsxAttribute or JsxSpreadAttribute, got ts.SyntaxKind[" + kind + "]"); } // Return the contextual type for a given expression node. During overload resolution, a contextual type may temporarily // be "pushed" onto a node using the contextualType property. @@ -34207,45 +37018,52 @@ var ts; } var parent = node.parent; switch (parent.kind) { - case 223 /* VariableDeclaration */: - case 144 /* Parameter */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 174 /* BindingElement */: + case 225 /* VariableDeclaration */: + case 145 /* Parameter */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: + case 175 /* BindingElement */: return getContextualTypeForInitializerExpression(node); - case 185 /* ArrowFunction */: - case 216 /* ReturnStatement */: + case 186 /* ArrowFunction */: + case 218 /* ReturnStatement */: return getContextualTypeForReturnExpression(node); - case 195 /* YieldExpression */: + case 196 /* YieldExpression */: return getContextualTypeForYieldOperand(parent); - case 179 /* CallExpression */: - case 180 /* NewExpression */: + case 180 /* CallExpression */: + case 181 /* NewExpression */: return getContextualTypeForArgument(parent, node); - case 182 /* TypeAssertionExpression */: - case 200 /* AsExpression */: + case 183 /* TypeAssertionExpression */: + case 201 /* AsExpression */: return getTypeFromTypeNode(parent.type); - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: return getContextualTypeForBinaryOperand(node); - case 257 /* PropertyAssignment */: - case 258 /* ShorthandPropertyAssignment */: + case 260 /* PropertyAssignment */: + case 261 /* ShorthandPropertyAssignment */: return getContextualTypeForObjectLiteralElement(parent); - case 175 /* ArrayLiteralExpression */: + case 176 /* ArrayLiteralExpression */: return getContextualTypeForElementExpression(node); - case 193 /* ConditionalExpression */: + case 194 /* ConditionalExpression */: return getContextualTypeForConditionalOperand(node); - case 202 /* TemplateSpan */: - ts.Debug.assert(parent.parent.kind === 194 /* TemplateExpression */); + case 204 /* TemplateSpan */: + ts.Debug.assert(parent.parent.kind === 195 /* TemplateExpression */); return getContextualTypeForSubstitutionExpression(parent.parent, node); - case 183 /* ParenthesizedExpression */: + case 184 /* ParenthesizedExpression */: return getContextualType(parent); - case 252 /* JsxExpression */: + case 255 /* JsxExpression */: return getContextualType(parent); - case 250 /* JsxAttribute */: - case 251 /* JsxSpreadAttribute */: + case 252 /* JsxAttribute */: + case 254 /* JsxSpreadAttribute */: return getContextualTypeForJsxAttribute(parent); + case 250 /* JsxOpeningElement */: + case 249 /* JsxSelfClosingElement */: + return getAttributesTypeFromJsxOpeningLikeElement(parent); } return undefined; } + function getContextualMapper(node) { + node = ts.findAncestor(node, function (n) { return !!n.contextualMapper; }); + return node ? node.contextualMapper : identityMapper; + } // If the given type is an object or union type, if that type has a single signature, and if // that signature is non-generic, return the signature. Otherwise return undefined. function getNonGenericSignature(type, node) { @@ -34273,7 +37091,7 @@ var ts; return sourceLength < targetParameterCount; } function isFunctionExpressionOrArrowFunction(node) { - return node.kind === 184 /* FunctionExpression */ || node.kind === 185 /* ArrowFunction */; + return node.kind === 185 /* FunctionExpression */ || node.kind === 186 /* ArrowFunction */; } function getContextualSignatureForFunctionLikeDeclaration(node) { // Only function expressions, arrow functions, and object literal methods are contextually typed. @@ -34292,7 +37110,7 @@ var ts; // all identical ignoring their return type, the result is same signature but with return type as // union type of return types from these signatures function getContextualSignature(node) { - ts.Debug.assert(node.kind !== 149 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); + ts.Debug.assert(node.kind !== 150 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); var type = getContextualTypeForFunctionLikeDeclaration(node); if (!type) { return undefined; @@ -34302,8 +37120,8 @@ var ts; } var signatureList; var types = type.types; - for (var _i = 0, types_14 = types; _i < types_14.length; _i++) { - var current = types_14[_i]; + for (var _i = 0, types_17 = types; _i < types_17.length; _i++) { + var current = types_17[_i]; var signature = getNonGenericSignature(current, node); if (signature) { if (!signatureList) { @@ -34330,46 +37148,25 @@ var ts; } return result; } - /** - * Detect if the mapper implies an inference context. Specifically, there are 4 possible values - * for a mapper. Let's go through each one of them: - * - * 1. undefined - this means we are not doing inferential typing, but we may do contextual typing, - * which could cause us to assign a parameter a type - * 2. identityMapper - means we want to avoid assigning a parameter a type, whether or not we are in - * inferential typing (context is undefined for the identityMapper) - * 3. a mapper created by createInferenceMapper - we are doing inferential typing, we want to assign - * types to parameters and fix type parameters (context is defined) - * 4. an instantiation mapper created by createTypeMapper or createTypeEraser - this should never be - * passed as the contextual mapper when checking an expression (context is undefined for these) - * - * isInferentialContext is detecting if we are in case 3 - */ - function isInferentialContext(mapper) { - return mapper && mapper.context; - } - function checkSpreadExpression(node, contextualMapper) { - // It is usually not safe to call checkExpressionCached if we can be contextually typing. - // You can tell that we are contextually typing because of the contextualMapper parameter. - // While it is true that a spread element can have a contextual type, it does not do anything - // with this type. It is neither affected by it, nor does it propagate it to its operand. - // So the fact that contextualMapper is passed is not important, because the operand of a spread - // element is not contextually typed. - var arrayOrIterableType = checkExpressionCached(node.expression, contextualMapper); - return checkIteratedTypeOrElementType(arrayOrIterableType, node.expression, /*allowStringInput*/ false); + function checkSpreadExpression(node, checkMode) { + if (languageVersion < 2 /* ES2015 */ && compilerOptions.downlevelIteration) { + checkExternalEmitHelpers(node, 1536 /* SpreadIncludes */); + } + var arrayOrIterableType = checkExpression(node.expression, checkMode); + return checkIteratedTypeOrElementType(arrayOrIterableType, node.expression, /*allowStringInput*/ false, /*allowAsyncIterable*/ false); } function hasDefaultValue(node) { - return (node.kind === 174 /* BindingElement */ && !!node.initializer) || - (node.kind === 192 /* BinaryExpression */ && node.operatorToken.kind === 57 /* EqualsToken */); + return (node.kind === 175 /* BindingElement */ && !!node.initializer) || + (node.kind === 193 /* BinaryExpression */ && node.operatorToken.kind === 57 /* EqualsToken */); } - function checkArrayLiteral(node, contextualMapper) { + function checkArrayLiteral(node, checkMode) { var elements = node.elements; var hasSpreadElement = false; var elementTypes = []; var inDestructuringPattern = ts.isAssignmentTarget(node); for (var _i = 0, elements_1 = elements; _i < elements_1.length; _i++) { var e = elements_1[_i]; - if (inDestructuringPattern && e.kind === 196 /* SpreadElement */) { + if (inDestructuringPattern && e.kind === 197 /* SpreadElement */) { // Given the following situation: // var c: {}; // [...c] = ["", 0]; @@ -34382,18 +37179,18 @@ var ts; // get the contextual element type from it. So we do something similar to // getContextualTypeForElementExpression, which will crucially not error // if there is no index type / iterated type. - var restArrayType = checkExpression(e.expression, contextualMapper); + var restArrayType = checkExpression(e.expression, checkMode); var restElementType = getIndexTypeOfType(restArrayType, 1 /* Number */) || - (languageVersion >= 2 /* ES2015 */ ? getElementTypeOfIterable(restArrayType, /*errorNode*/ undefined) : undefined); + getIteratedTypeOrElementType(restArrayType, /*errorNode*/ undefined, /*allowStringInput*/ false, /*allowAsyncIterable*/ false, /*checkAssignability*/ false); if (restElementType) { elementTypes.push(restElementType); } } else { - var type = checkExpressionForMutableLocation(e, contextualMapper); + var type = checkExpressionForMutableLocation(e, checkMode); elementTypes.push(type); } - hasSpreadElement = hasSpreadElement || e.kind === 196 /* SpreadElement */; + hasSpreadElement = hasSpreadElement || e.kind === 197 /* SpreadElement */; } if (!hasSpreadElement) { // If array literal is actually a destructuring pattern, mark it as an implied type. We do this such @@ -34408,7 +37205,7 @@ var ts; var pattern = contextualType.pattern; // If array literal is contextually typed by a binding pattern or an assignment pattern, pad the resulting // tuple type with the corresponding binding or assignment element types to make the lengths equal. - if (pattern && (pattern.kind === 173 /* ArrayBindingPattern */ || pattern.kind === 175 /* ArrayLiteralExpression */)) { + if (pattern && (pattern.kind === 174 /* ArrayBindingPattern */ || pattern.kind === 176 /* ArrayLiteralExpression */)) { var patternElements = pattern.elements; for (var i = elementTypes.length; i < patternElements.length; i++) { var patternElement = patternElements[i]; @@ -34416,7 +37213,7 @@ var ts; elementTypes.push(contextualType.typeArguments[i]); } else { - if (patternElement.kind !== 198 /* OmittedExpression */) { + if (patternElement.kind !== 199 /* OmittedExpression */) { error(patternElement, ts.Diagnostics.Initializer_provides_no_value_for_this_binding_element_and_the_binding_element_has_no_default_value); } elementTypes.push(unknownType); @@ -34433,7 +37230,7 @@ var ts; strictNullChecks ? neverType : undefinedWideningType); } function isNumericName(name) { - return name.kind === 142 /* ComputedPropertyName */ ? isNumericComputedName(name) : isNumericLiteralName(name.text); + return name.kind === 143 /* ComputedPropertyName */ ? isNumericComputedName(name) : isNumericLiteralName(name.text); } function isNumericComputedName(name) { // It seems odd to consider an expression of type Any to result in a numeric name, @@ -34495,7 +37292,7 @@ var ts; var unionType = propTypes.length ? getUnionType(propTypes, /*subtypeReduction*/ true) : undefinedType; return createIndexInfo(unionType, /*isReadonly*/ false); } - function checkObjectLiteral(node, contextualMapper) { + function checkObjectLiteral(node, checkMode) { var inDestructuringPattern = ts.isAssignmentTarget(node); // Grammar checking checkGrammarObjectLiteralExpression(node, inDestructuringPattern); @@ -34505,7 +37302,8 @@ var ts; var propagatedFlags = 0; var contextualType = getApparentTypeOfContextualType(node); var contextualTypeHasPattern = contextualType && contextualType.pattern && - (contextualType.pattern.kind === 172 /* ObjectBindingPattern */ || contextualType.pattern.kind === 176 /* ObjectLiteralExpression */); + (contextualType.pattern.kind === 173 /* ObjectBindingPattern */ || contextualType.pattern.kind === 177 /* ObjectLiteralExpression */); + var isJSObjectLiteral = !contextualType && ts.isInJavaScriptFile(node); var typeFlags = 0; var patternWithComputedProperties = false; var hasComputedStringProperty = false; @@ -34514,29 +37312,29 @@ var ts; for (var i = 0; i < node.properties.length; i++) { var memberDecl = node.properties[i]; var member = memberDecl.symbol; - if (memberDecl.kind === 257 /* PropertyAssignment */ || - memberDecl.kind === 258 /* ShorthandPropertyAssignment */ || + if (memberDecl.kind === 260 /* PropertyAssignment */ || + memberDecl.kind === 261 /* ShorthandPropertyAssignment */ || ts.isObjectLiteralMethod(memberDecl)) { var type = void 0; - if (memberDecl.kind === 257 /* PropertyAssignment */) { - type = checkPropertyAssignment(memberDecl, contextualMapper); + if (memberDecl.kind === 260 /* PropertyAssignment */) { + type = checkPropertyAssignment(memberDecl, checkMode); } - else if (memberDecl.kind === 149 /* MethodDeclaration */) { - type = checkObjectLiteralMethod(memberDecl, contextualMapper); + else if (memberDecl.kind === 150 /* MethodDeclaration */) { + type = checkObjectLiteralMethod(memberDecl, checkMode); } else { - ts.Debug.assert(memberDecl.kind === 258 /* ShorthandPropertyAssignment */); - type = checkExpressionForMutableLocation(memberDecl.name, contextualMapper); + ts.Debug.assert(memberDecl.kind === 261 /* ShorthandPropertyAssignment */); + type = checkExpressionForMutableLocation(memberDecl.name, checkMode); } typeFlags |= type.flags; - var prop = createSymbol(4 /* Property */ | 67108864 /* Transient */ | member.flags, member.name); + var prop = createSymbol(4 /* Property */ | member.flags, member.name); if (inDestructuringPattern) { // If object literal is an assignment pattern and if the assignment pattern specifies a default value // for the property, make the property optional. - var isOptional = (memberDecl.kind === 257 /* PropertyAssignment */ && hasDefaultValue(memberDecl.initializer)) || - (memberDecl.kind === 258 /* ShorthandPropertyAssignment */ && memberDecl.objectAssignmentInitializer); + var isOptional = (memberDecl.kind === 260 /* PropertyAssignment */ && hasDefaultValue(memberDecl.initializer)) || + (memberDecl.kind === 261 /* ShorthandPropertyAssignment */ && memberDecl.objectAssignmentInitializer); if (isOptional) { - prop.flags |= 536870912 /* Optional */; + prop.flags |= 67108864 /* Optional */; } if (ts.hasDynamicName(memberDecl)) { patternWithComputedProperties = true; @@ -34547,9 +37345,9 @@ var ts; // binding pattern specifies a default value for the property, make the property optional. var impliedProp = getPropertyOfType(contextualType, member.name); if (impliedProp) { - prop.flags |= impliedProp.flags & 536870912 /* Optional */; + prop.flags |= impliedProp.flags & 67108864 /* Optional */; } - else if (!compilerOptions.suppressExcessPropertyErrors) { + else if (!compilerOptions.suppressExcessPropertyErrors && !getIndexInfoOfType(contextualType, 0 /* String */)) { error(memberDecl.name, ts.Diagnostics.Object_literal_may_only_specify_known_properties_and_0_does_not_exist_in_type_1, symbolToString(member), typeToString(contextualType)); } } @@ -34562,9 +37360,12 @@ var ts; prop.target = member; member = prop; } - else if (memberDecl.kind === 259 /* SpreadAssignment */) { + else if (memberDecl.kind === 262 /* SpreadAssignment */) { + if (languageVersion < 2 /* ES2015 */) { + checkExternalEmitHelpers(memberDecl, 2 /* Assign */); + } if (propertiesArray.length > 0) { - spread = getSpreadType(spread, createObjectLiteralType(), /*isFromObjectLiteral*/ true); + spread = getSpreadType(spread, createObjectLiteralType()); propertiesArray = []; propertiesTable = ts.createMap(); hasComputedStringProperty = false; @@ -34572,11 +37373,11 @@ var ts; typeFlags = 0; } var type = checkExpression(memberDecl.expression); - if (!(type.flags & (32768 /* Object */ | 1 /* Any */))) { + if (!isValidSpreadType(type)) { error(memberDecl, ts.Diagnostics.Spread_types_may_only_be_created_from_object_types); return unknownType; } - spread = getSpreadType(spread, type, /*isFromObjectLiteral*/ false); + spread = getSpreadType(spread, type); offset = i + 1; continue; } @@ -34586,8 +37387,8 @@ var ts; // an ordinary function declaration(section 6.1) with no parameters. // A set accessor declaration is processed in the same manner // as an ordinary function declaration with a single parameter and a Void return type. - ts.Debug.assert(memberDecl.kind === 151 /* GetAccessor */ || memberDecl.kind === 152 /* SetAccessor */); - checkAccessorDeclaration(memberDecl); + ts.Debug.assert(memberDecl.kind === 152 /* GetAccessor */ || memberDecl.kind === 153 /* SetAccessor */); + checkNodeDeferred(memberDecl); } if (ts.hasDynamicName(memberDecl)) { if (isNumericName(memberDecl.name)) { @@ -34598,7 +37399,7 @@ var ts; } } else { - propertiesTable[member.name] = member; + propertiesTable.set(member.name, member); } propertiesArray.push(member); } @@ -34607,27 +37408,30 @@ var ts; if (contextualTypeHasPattern) { for (var _i = 0, _a = getPropertiesOfType(contextualType); _i < _a.length; _i++) { var prop = _a[_i]; - if (!propertiesTable[prop.name]) { - if (!(prop.flags & 536870912 /* Optional */)) { + if (!propertiesTable.get(prop.name)) { + if (!(prop.flags & 67108864 /* Optional */)) { error(prop.valueDeclaration || prop.bindingElement, ts.Diagnostics.Initializer_provides_no_value_for_this_binding_element_and_the_binding_element_has_no_default_value); } - propertiesTable[prop.name] = prop; + propertiesTable.set(prop.name, prop); propertiesArray.push(prop); } } } if (spread !== emptyObjectType) { if (propertiesArray.length > 0) { - spread = getSpreadType(spread, createObjectLiteralType(), /*isFromObjectLiteral*/ true); + spread = getSpreadType(spread, createObjectLiteralType()); + } + if (spread.flags & 32768 /* Object */) { + // only set the symbol and flags if this is a (fresh) object type + spread.flags |= propagatedFlags; + spread.symbol = node.symbol; } - spread.flags |= propagatedFlags; - spread.symbol = node.symbol; return spread; } return createObjectLiteralType(); function createObjectLiteralType() { - var stringIndexInfo = hasComputedStringProperty ? getObjectLiteralIndexInfo(node.properties, offset, propertiesArray, 0 /* String */) : undefined; - var numberIndexInfo = hasComputedNumberProperty ? getObjectLiteralIndexInfo(node.properties, offset, propertiesArray, 1 /* Number */) : undefined; + var stringIndexInfo = isJSObjectLiteral ? jsObjectLiteralIndexInfo : hasComputedStringProperty ? getObjectLiteralIndexInfo(node.properties, offset, propertiesArray, 0 /* String */) : undefined; + var numberIndexInfo = hasComputedNumberProperty && !isJSObjectLiteral ? getObjectLiteralIndexInfo(node.properties, offset, propertiesArray, 1 /* Number */) : undefined; var result = createAnonymousType(node.symbol, propertiesTable, emptyArray, emptyArray, stringIndexInfo, numberIndexInfo); var freshObjectLiteralFlag = compilerOptions.suppressExcessPropertyErrors ? 0 : 1048576 /* FreshLiteral */; result.flags |= 4194304 /* ContainsObjectLiteral */ | freshObjectLiteralFlag | (typeFlags & 14680064 /* PropagatingFlags */); @@ -34644,9 +37448,14 @@ var ts; return result; } } + function isValidSpreadType(type) { + return !!(type.flags & (1 /* Any */ | 4096 /* Null */ | 2048 /* Undefined */ | 16777216 /* NonPrimitive */) || + type.flags & 32768 /* Object */ && !isGenericMappedType(type) || + type.flags & 196608 /* UnionOrIntersection */ && !ts.forEach(type.types, function (t) { return !isValidSpreadType(t); })); + } function checkJsxSelfClosingElement(node) { checkJsxOpeningLikeElement(node); - return jsxElementType || anyType; + return getJsxGlobalElementType() || anyType; } function checkJsxElement(node) { // Check attributes @@ -34662,18 +37471,18 @@ var ts; for (var _i = 0, _a = node.children; _i < _a.length; _i++) { var child = _a[_i]; switch (child.kind) { - case 252 /* JsxExpression */: + case 255 /* JsxExpression */: checkJsxExpression(child); break; - case 246 /* JsxElement */: + case 248 /* JsxElement */: checkJsxElement(child); break; - case 247 /* JsxSelfClosingElement */: + case 249 /* JsxSelfClosingElement */: checkJsxSelfClosingElement(child); break; } } - return jsxElementType || anyType; + return getJsxGlobalElementType() || anyType; } /** * Returns true iff the JSX element name would be a valid JS identifier, ignoring restrictions about keywords not being identifiers @@ -34687,81 +37496,114 @@ var ts; */ function isJsxIntrinsicIdentifier(tagName) { // TODO (yuisu): comment - if (tagName.kind === 177 /* PropertyAccessExpression */ || tagName.kind === 98 /* ThisKeyword */) { + if (tagName.kind === 178 /* PropertyAccessExpression */ || tagName.kind === 98 /* ThisKeyword */) { return false; } else { return ts.isIntrinsicJsxName(tagName.text); } } - function checkJsxAttribute(node, elementAttributesType, nameTable) { - var correspondingPropType = undefined; - // Look up the corresponding property for this attribute - if (elementAttributesType === emptyObjectType && isUnhyphenatedJsxName(node.name.text)) { - // If there is no 'props' property, you may not have non-"data-" attributes - error(node.parent, ts.Diagnostics.JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property, getJsxElementPropertiesName()); - } - else if (elementAttributesType && !isTypeAny(elementAttributesType)) { - var correspondingPropSymbol = getPropertyOfType(elementAttributesType, node.name.text); - correspondingPropType = correspondingPropSymbol && getTypeOfSymbol(correspondingPropSymbol); - if (isUnhyphenatedJsxName(node.name.text)) { - var attributeType = getTypeOfPropertyOfType(elementAttributesType, ts.getTextOfPropertyName(node.name)) || getIndexTypeOfType(elementAttributesType, 0 /* String */); - if (attributeType) { - correspondingPropType = attributeType; + /** + * Get attributes type of the JSX opening-like element. The result is from resolving "attributes" property of the opening-like element. + * + * @param openingLikeElement a JSX opening-like element + * @param filter a function to remove attributes that will not participate in checking whether attributes are assignable + * @return an anonymous type (similar to the one returned by checkObjectLiteral) in which its properties are attributes property. + * @remarks Because this function calls getSpreadType, it needs to use the same checks as checkObjectLiteral, + * which also calls getSpreadType. + */ + function createJsxAttributesTypeFromAttributesProperty(openingLikeElement, filter, checkMode) { + var attributes = openingLikeElement.attributes; + var attributesTable = ts.createMap(); + var spread = emptyObjectType; + var attributesArray = []; + for (var _i = 0, _a = attributes.properties; _i < _a.length; _i++) { + var attributeDecl = _a[_i]; + var member = attributeDecl.symbol; + if (ts.isJsxAttribute(attributeDecl)) { + var exprType = attributeDecl.initializer ? + checkExpression(attributeDecl.initializer, checkMode) : + trueType; // <Elem attr /> is sugar for <Elem attr={true} /> + var attributeSymbol = createSymbol(4 /* Property */ | 134217728 /* Transient */ | member.flags, member.name); + attributeSymbol.declarations = member.declarations; + attributeSymbol.parent = member.parent; + if (member.valueDeclaration) { + attributeSymbol.valueDeclaration = member.valueDeclaration; } - else { - // If there's no corresponding property with this name, error - if (!correspondingPropType) { - error(node.name, ts.Diagnostics.Property_0_does_not_exist_on_type_1, node.name.text, typeToString(elementAttributesType)); - return unknownType; - } + attributeSymbol.type = exprType; + attributeSymbol.target = member; + attributesTable.set(attributeSymbol.name, attributeSymbol); + attributesArray.push(attributeSymbol); + } + else { + ts.Debug.assert(attributeDecl.kind === 254 /* JsxSpreadAttribute */); + if (attributesArray.length > 0) { + spread = getSpreadType(spread, createJsxAttributesType(attributes.symbol, attributesTable)); + attributesArray = []; + attributesTable = ts.createMap(); + } + var exprType = checkExpression(attributeDecl.expression); + if (!isValidSpreadType(exprType)) { + error(attributeDecl, ts.Diagnostics.Spread_types_may_only_be_created_from_object_types); + return anyType; + } + if (isTypeAny(exprType)) { + return anyType; } + spread = getSpreadType(spread, exprType); } } - var exprType; - if (node.initializer) { - exprType = checkExpression(node.initializer); + if (spread !== emptyObjectType) { + if (attributesArray.length > 0) { + spread = getSpreadType(spread, createJsxAttributesType(attributes.symbol, attributesTable)); + attributesArray = []; + attributesTable = ts.createMap(); + } + attributesArray = getPropertiesOfType(spread); } - else { - // <Elem attr /> is sugar for <Elem attr={true} /> - exprType = booleanType; + attributesTable = ts.createMap(); + if (attributesArray) { + ts.forEach(attributesArray, function (attr) { + if (!filter || filter(attr)) { + attributesTable.set(attr.name, attr); + } + }); } - if (correspondingPropType) { - checkTypeAssignableTo(exprType, correspondingPropType, node); + return createJsxAttributesType(attributes.symbol, attributesTable); + /** + * Create anonymous type from given attributes symbol table. + * @param symbol a symbol of JsxAttributes containing attributes corresponding to attributesTable + * @param attributesTable a symbol table of attributes property + */ + function createJsxAttributesType(symbol, attributesTable) { + var result = createAnonymousType(symbol, attributesTable, emptyArray, emptyArray, /*stringIndexInfo*/ undefined, /*numberIndexInfo*/ undefined); + var freshObjectLiteralFlag = compilerOptions.suppressExcessPropertyErrors ? 0 : 1048576 /* FreshLiteral */; + result.flags |= 33554432 /* JsxAttributes */ | 4194304 /* ContainsObjectLiteral */ | freshObjectLiteralFlag; + result.objectFlags |= 128 /* ObjectLiteral */; + return result; } - nameTable[node.name.text] = true; - return exprType; } - function checkJsxSpreadAttribute(node, elementAttributesType, nameTable) { - var type = checkExpression(node.expression); - var props = getPropertiesOfType(type); - for (var _i = 0, props_2 = props; _i < props_2.length; _i++) { - var prop = props_2[_i]; - // Is there a corresponding property in the element attributes type? Skip checking of properties - // that have already been assigned to, as these are not actually pushed into the resulting type - if (!nameTable[prop.name]) { - var targetPropSym = getPropertyOfType(elementAttributesType, prop.name); - if (targetPropSym) { - var msg = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.Property_0_of_JSX_spread_attribute_is_not_assignable_to_target_property, prop.name); - checkTypeAssignableTo(getTypeOfSymbol(prop), getTypeOfSymbol(targetPropSym), node, undefined, msg); - } - nameTable[prop.name] = true; - } - } - return type; + /** + * Check attributes property of opening-like element. This function is called during chooseOverload to get call signature of a JSX opening-like element. + * (See "checkApplicableSignatureForJsxOpeningLikeElement" for how the function is used) + * @param node a JSXAttributes to be resolved of its type + */ + function checkJsxAttributes(node, checkMode) { + return createJsxAttributesTypeFromAttributesProperty(node.parent, /*filter*/ undefined, checkMode); } function getJsxType(name) { - if (jsxTypes[name] === undefined) { - return jsxTypes[name] = getExportedTypeFromNamespace(JsxNames.JSX, name) || unknownType; + var jsxType = jsxTypes.get(name); + if (jsxType === undefined) { + jsxTypes.set(name, jsxType = getExportedTypeFromNamespace(JsxNames.JSX, name) || unknownType); } - return jsxTypes[name]; + return jsxType; } /** - * Looks up an intrinsic tag name and returns a symbol that either points to an intrinsic - * property (in which case nodeLinks.jsxFlags will be IntrinsicNamedElement) or an intrinsic - * string index signature (in which case nodeLinks.jsxFlags will be IntrinsicIndexedElement). - * May also return unknownSymbol if both of these lookups fail. - */ + * Looks up an intrinsic tag name and returns a symbol that either points to an intrinsic + * property (in which case nodeLinks.jsxFlags will be IntrinsicNamedElement) or an intrinsic + * string index signature (in which case nodeLinks.jsxFlags will be IntrinsicIndexedElement). + * May also return unknownSymbol if both of these lookups fail. + */ function getIntrinsicTagSymbol(node) { var links = getNodeLinks(node); if (!links.resolvedSymbol) { @@ -34784,7 +37626,7 @@ var ts; return links.resolvedSymbol = unknownSymbol; } else { - if (compilerOptions.noImplicitAny) { + if (noImplicitAny) { error(node, ts.Diagnostics.JSX_element_implicitly_has_type_any_because_no_interface_JSX_0_exists, JsxNames.IntrinsicElements); } return links.resolvedSymbol = unknownSymbol; @@ -34849,28 +37691,133 @@ var ts; } } /** - * Given React element instance type and the class type, resolve the Jsx type - * Pass elemType to handle individual type in the union typed element type. - */ - function getResolvedJsxType(node, elemType, elemClassType) { - if (!elemType) { - elemType = checkExpression(node.tagName); + * Get JSX attributes type by trying to resolve openingLikeElement as a stateless function component. + * Return only attributes type of successfully resolved call signature. + * This function assumes that the caller handled other possible element type of the JSX element (e.g. stateful component) + * Unlike tryGetAllJsxStatelessFunctionAttributesType, this function is a default behavior of type-checkers. + * @param openingLikeElement a JSX opening-like element to find attributes type + * @param elementType a type of the opening-like element. This elementType can't be an union type + * @param elemInstanceType an element instance type (the result of newing or invoking this tag) + * @param elementClassType a JSX-ElementClass type. This is a result of looking up ElementClass interface in the JSX global + */ + function defaultTryGetJsxStatelessFunctionAttributesType(openingLikeElement, elementType, elemInstanceType, elementClassType) { + ts.Debug.assert(!(elementType.flags & 65536 /* Union */)); + if (!elementClassType || !isTypeAssignableTo(elemInstanceType, elementClassType)) { + var jsxStatelessElementType = getJsxGlobalStatelessElementType(); + if (jsxStatelessElementType) { + // We don't call getResolvedSignature here because we have already resolve the type of JSX Element. + var callSignature = getResolvedJsxStatelessFunctionSignature(openingLikeElement, elementType, /*candidatesOutArray*/ undefined); + if (callSignature !== unknownSignature) { + var callReturnType = callSignature && getReturnTypeOfSignature(callSignature); + var paramType = callReturnType && (callSignature.parameters.length === 0 ? emptyObjectType : getTypeOfSymbol(callSignature.parameters[0])); + if (callReturnType && isTypeAssignableTo(callReturnType, jsxStatelessElementType)) { + // Intersect in JSX.IntrinsicAttributes if it exists + var intrinsicAttributes = getJsxType(JsxNames.IntrinsicAttributes); + if (intrinsicAttributes !== unknownType) { + paramType = intersectTypes(intrinsicAttributes, paramType); + } + return paramType; + } + } + } } - if (elemType.flags & 65536 /* Union */) { - var types = elemType.types; - return getUnionType(ts.map(types, function (type) { - return getResolvedJsxType(node, type, elemClassType); + return undefined; + } + /** + * Get JSX attributes type by trying to resolve openingLikeElement as a stateless function component. + * Return all attributes type of resolved call signature including candidate signatures. + * This function assumes that the caller handled other possible element type of the JSX element. + * This function is a behavior used by language service when looking up completion in JSX element. + * @param openingLikeElement a JSX opening-like element to find attributes type + * @param elementType a type of the opening-like element. This elementType can't be an union type + * @param elemInstanceType an element instance type (the result of newing or invoking this tag) + * @param elementClassType a JSX-ElementClass type. This is a result of looking up ElementClass interface in the JSX global + */ + function tryGetAllJsxStatelessFunctionAttributesType(openingLikeElement, elementType, elemInstanceType, elementClassType) { + ts.Debug.assert(!(elementType.flags & 65536 /* Union */)); + if (!elementClassType || !isTypeAssignableTo(elemInstanceType, elementClassType)) { + // Is this is a stateless function component? See if its single signature's return type is assignable to the JSX Element Type + var jsxStatelessElementType = getJsxGlobalStatelessElementType(); + if (jsxStatelessElementType) { + // We don't call getResolvedSignature because here we have already resolve the type of JSX Element. + var candidatesOutArray = []; + getResolvedJsxStatelessFunctionSignature(openingLikeElement, elementType, candidatesOutArray); + var result = void 0; + var allMatchingAttributesType = void 0; + for (var _i = 0, candidatesOutArray_1 = candidatesOutArray; _i < candidatesOutArray_1.length; _i++) { + var candidate = candidatesOutArray_1[_i]; + var callReturnType = getReturnTypeOfSignature(candidate); + var paramType = callReturnType && (candidate.parameters.length === 0 ? emptyObjectType : getTypeOfSymbol(candidate.parameters[0])); + if (callReturnType && isTypeAssignableTo(callReturnType, jsxStatelessElementType)) { + var shouldBeCandidate = true; + for (var _a = 0, _b = openingLikeElement.attributes.properties; _a < _b.length; _a++) { + var attribute = _b[_a]; + if (ts.isJsxAttribute(attribute) && + isUnhyphenatedJsxName(attribute.name.text) && + !getPropertyOfType(paramType, attribute.name.text)) { + shouldBeCandidate = false; + break; + } + } + if (shouldBeCandidate) { + result = intersectTypes(result, paramType); + } + allMatchingAttributesType = intersectTypes(allMatchingAttributesType, paramType); + } + } + // If we can't find any matching, just return everything. + if (!result) { + result = allMatchingAttributesType; + } + // Intersect in JSX.IntrinsicAttributes if it exists + var intrinsicAttributes = getJsxType(JsxNames.IntrinsicAttributes); + if (intrinsicAttributes !== unknownType) { + result = intersectTypes(intrinsicAttributes, result); + } + return result; + } + } + return undefined; + } + /** + * Resolve attributes type of the given opening-like element. The attributes type is a type of attributes associated with the given elementType. + * For instance: + * declare function Foo(attr: { p1: string}): JSX.Element; + * <Foo p1={10} />; // This function will try resolve "Foo" and return an attributes type of "Foo" which is "{ p1: string }" + * + * The function is intended to initially be called from getAttributesTypeFromJsxOpeningLikeElement which already handle JSX-intrinsic-element.. + * This function will try to resolve custom JSX attributes type in following order: string literal, stateless function, and stateful component + * + * @param openingLikeElement a non-intrinsic JSXOPeningLikeElement + * @param shouldIncludeAllStatelessAttributesType a boolean indicating whether to include all attributes types from all stateless function signature + * @param elementType an instance type of the given opening-like element. If undefined, the function will check type openinglikeElement's tagname. + * @param elementClassType a JSX-ElementClass type. This is a result of looking up ElementClass interface in the JSX global (imported from react.d.ts) + * @return attributes type if able to resolve the type of node + * anyType if there is no type ElementAttributesProperty or there is an error + * emptyObjectType if there is no "prop" in the element instance type + */ + function resolveCustomJsxElementAttributesType(openingLikeElement, shouldIncludeAllStatelessAttributesType, elementType, elementClassType) { + if (!elementType) { + elementType = checkExpression(openingLikeElement.tagName); + } + if (elementType.flags & 65536 /* Union */) { + var types = elementType.types; + return getUnionType(types.map(function (type) { + return resolveCustomJsxElementAttributesType(openingLikeElement, shouldIncludeAllStatelessAttributesType, type, elementClassType); }), /*subtypeReduction*/ true); } // If the elemType is a string type, we have to return anyType to prevent an error downstream as we will try to find construct or call signature of the type - if (elemType.flags & 2 /* String */) { + if (elementType.flags & 2 /* String */) { return anyType; } - else if (elemType.flags & 32 /* StringLiteral */) { + else if (elementType.flags & 32 /* StringLiteral */) { // If the elemType is a stringLiteral type, we can then provide a check to make sure that the string literal type is one of the Jsx intrinsic element type + // For example: + // var CustomTag: "h1" = "h1"; + // <CustomTag> Hello World </CustomTag> var intrinsicElementsType = getJsxType(JsxNames.IntrinsicElements); if (intrinsicElementsType !== unknownType) { - var stringLiteralTypeName = elemType.text; + var stringLiteralTypeName = elementType.text; var intrinsicProp = getPropertyOfType(intrinsicElementsType, stringLiteralTypeName); if (intrinsicProp) { return getTypeOfSymbol(intrinsicProp); @@ -34879,34 +37826,24 @@ var ts; if (indexSignatureType) { return indexSignatureType; } - error(node, ts.Diagnostics.Property_0_does_not_exist_on_type_1, stringLiteralTypeName, "JSX." + JsxNames.IntrinsicElements); + error(openingLikeElement, ts.Diagnostics.Property_0_does_not_exist_on_type_1, stringLiteralTypeName, "JSX." + JsxNames.IntrinsicElements); } // If we need to report an error, we already done so here. So just return any to prevent any more error downstream return anyType; } // Get the element instance type (the result of newing or invoking this tag) - var elemInstanceType = getJsxElementInstanceType(node, elemType); - if (!elemClassType || !isTypeAssignableTo(elemInstanceType, elemClassType)) { - // Is this is a stateless function component? See if its single signature's return type is - // assignable to the JSX Element Type - if (jsxElementType) { - var callSignatures = elemType && getSignaturesOfType(elemType, 0 /* Call */); - var callSignature = callSignatures && callSignatures.length > 0 && callSignatures[0]; - var callReturnType = callSignature && getReturnTypeOfSignature(callSignature); - var paramType = callReturnType && (callSignature.parameters.length === 0 ? emptyObjectType : getTypeOfSymbol(callSignature.parameters[0])); - if (callReturnType && isTypeAssignableTo(callReturnType, jsxElementType)) { - // Intersect in JSX.IntrinsicAttributes if it exists - var intrinsicAttributes = getJsxType(JsxNames.IntrinsicAttributes); - if (intrinsicAttributes !== unknownType) { - paramType = intersectTypes(intrinsicAttributes, paramType); - } - return paramType; - } - } + var elemInstanceType = getJsxElementInstanceType(openingLikeElement, elementType); + // If we should include all stateless attributes type, then get all attributes type from all stateless function signature. + // Otherwise get only attributes type from the signature picked by choose-overload logic. + var statelessAttributesType = shouldIncludeAllStatelessAttributesType ? + tryGetAllJsxStatelessFunctionAttributesType(openingLikeElement, elementType, elemInstanceType, elementClassType) : + defaultTryGetJsxStatelessFunctionAttributesType(openingLikeElement, elementType, elemInstanceType, elementClassType); + if (statelessAttributesType) { + return statelessAttributesType; } // Issue an error if this return type isn't assignable to JSX.ElementClass - if (elemClassType) { - checkTypeRelatedTo(elemInstanceType, elemClassType, assignableRelation, node, ts.Diagnostics.JSX_element_type_0_is_not_a_constructor_function_for_JSX_elements); + if (elementClassType) { + checkTypeRelatedTo(elemInstanceType, elementClassType, assignableRelation, openingLikeElement, ts.Diagnostics.JSX_element_type_0_is_not_a_constructor_function_for_JSX_elements); } if (isTypeAny(elemInstanceType)) { return elemInstanceType; @@ -34930,11 +37867,6 @@ var ts; // Props is of type 'any' or unknown return attributesType; } - else if (attributesType.flags & 65536 /* Union */) { - // Props cannot be a union type - error(node.tagName, ts.Diagnostics.JSX_element_attributes_type_0_may_not_be_a_union_type, typeToString(attributesType)); - return anyType; - } else { // Normal case -- add in IntrinsicClassElements<T> and IntrinsicElements var apparentAttributesType = attributesType; @@ -34959,30 +37891,68 @@ var ts; } } /** - * Given an opening/self-closing element, get the 'element attributes type', i.e. the type that tells - * us which attributes are valid on a given element. + * Get attributes type of the given intrinsic opening-like Jsx element by resolving the tag name. + * The function is intended to be called from a function which has checked that the opening element is an intrinsic element. + * @param node an intrinsic JSX opening-like element */ - function getJsxElementAttributesType(node) { + function getIntrinsicAttributesTypeFromJsxOpeningLikeElement(node) { + ts.Debug.assert(isJsxIntrinsicIdentifier(node.tagName)); var links = getNodeLinks(node); - if (!links.resolvedJsxType) { - if (isJsxIntrinsicIdentifier(node.tagName)) { - var symbol = getIntrinsicTagSymbol(node); - if (links.jsxFlags & 1 /* IntrinsicNamedElement */) { - return links.resolvedJsxType = getTypeOfSymbol(symbol); - } - else if (links.jsxFlags & 2 /* IntrinsicIndexedElement */) { - return links.resolvedJsxType = getIndexInfoOfSymbol(symbol, 0 /* String */).type; - } - else { - return links.resolvedJsxType = unknownType; - } + if (!links.resolvedJsxElementAttributesType) { + var symbol = getIntrinsicTagSymbol(node); + if (links.jsxFlags & 1 /* IntrinsicNamedElement */) { + return links.resolvedJsxElementAttributesType = getTypeOfSymbol(symbol); + } + else if (links.jsxFlags & 2 /* IntrinsicIndexedElement */) { + return links.resolvedJsxElementAttributesType = getIndexInfoOfSymbol(symbol, 0 /* String */).type; } else { - var elemClassType = getJsxGlobalElementClassType(); - return links.resolvedJsxType = getResolvedJsxType(node, undefined, elemClassType); + return links.resolvedJsxElementAttributesType = unknownType; } } - return links.resolvedJsxType; + return links.resolvedJsxElementAttributesType; + } + /** + * Get attributes type of the given custom opening-like JSX element. + * This function is intended to be called from a caller that handles intrinsic JSX element already. + * @param node a custom JSX opening-like element + * @param shouldIncludeAllStatelessAttributesType a boolean value used by language service to get all possible attributes type from an overload stateless function component + */ + function getCustomJsxElementAttributesType(node, shouldIncludeAllStatelessAttributesType) { + var links = getNodeLinks(node); + if (!links.resolvedJsxElementAttributesType) { + var elemClassType = getJsxGlobalElementClassType(); + return links.resolvedJsxElementAttributesType = resolveCustomJsxElementAttributesType(node, shouldIncludeAllStatelessAttributesType, /*elementType*/ undefined, elemClassType); + } + return links.resolvedJsxElementAttributesType; + } + /** + * Get all possible attributes type, especially from an overload stateless function component, of the given JSX opening-like element. + * This function is called by language service (see: completions-tryGetGlobalSymbols). + * @param node a JSX opening-like element to get attributes type for + */ + function getAllAttributesTypeFromJsxOpeningLikeElement(node) { + if (isJsxIntrinsicIdentifier(node.tagName)) { + return getIntrinsicAttributesTypeFromJsxOpeningLikeElement(node); + } + else { + // Because in language service, the given JSX opening-like element may be incomplete and therefore, + // we can't resolve to exact signature if the element is a stateless function component so the best thing to do is return all attributes type from all overloads. + return getCustomJsxElementAttributesType(node, /*shouldIncludeAllStatelessAttributesType*/ true); + } + } + /** + * Get the attributes type, which indicates the attributes that are valid on the given JSXOpeningLikeElement. + * @param node a JSXOpeningLikeElement node + * @return an attributes type of the given node + */ + function getAttributesTypeFromJsxOpeningLikeElement(node) { + if (isJsxIntrinsicIdentifier(node.tagName)) { + return getIntrinsicAttributesTypeFromJsxOpeningLikeElement(node); + } + else { + return getCustomJsxElementAttributesType(node, /*shouldIncludeAllStatelessAttributesType*/ false); + } } /** * Given a JSX attribute, returns the symbol for the corresponds property @@ -34990,17 +37960,34 @@ var ts; * that have no matching element attributes type property. */ function getJsxAttributePropertySymbol(attrib) { - var attributesType = getJsxElementAttributesType(attrib.parent); + var attributesType = getAttributesTypeFromJsxOpeningLikeElement(attrib.parent.parent); var prop = getPropertyOfType(attributesType, attrib.name.text); return prop || unknownSymbol; } function getJsxGlobalElementClassType() { - if (!jsxElementClassType) { - jsxElementClassType = getExportedTypeFromNamespace(JsxNames.JSX, JsxNames.ElementClass); + if (!deferredJsxElementClassType) { + deferredJsxElementClassType = getExportedTypeFromNamespace(JsxNames.JSX, JsxNames.ElementClass); } - return jsxElementClassType; + return deferredJsxElementClassType; } - /// Returns all the properties of the Jsx.IntrinsicElements interface + function getJsxGlobalElementType() { + if (!deferredJsxElementType) { + deferredJsxElementType = getExportedTypeFromNamespace(JsxNames.JSX, JsxNames.Element); + } + return deferredJsxElementType; + } + function getJsxGlobalStatelessElementType() { + if (!deferredJsxStatelessElementType) { + var jsxElementType = getJsxGlobalElementType(); + if (jsxElementType) { + deferredJsxStatelessElementType = getUnionType([jsxElementType, nullType]); + } + } + return deferredJsxStatelessElementType; + } + /** + * Returns all the properties of the Jsx.IntrinsicElements interface + */ function getJsxIntrinsicTagNames() { var intrinsics = getJsxType(JsxNames.IntrinsicElements); return intrinsics ? getPropertiesOfType(intrinsics) : emptyArray; @@ -35010,8 +37997,8 @@ var ts; if ((compilerOptions.jsx || 0 /* None */) === 0 /* None */) { error(errorNode, ts.Diagnostics.Cannot_use_JSX_unless_the_jsx_flag_is_provided); } - if (jsxElementType === undefined) { - if (compilerOptions.noImplicitAny) { + if (getJsxGlobalElementType() === undefined) { + if (noImplicitAny) { error(errorNode, ts.Diagnostics.JSX_element_implicitly_has_type_any_because_the_global_type_JSX_Element_does_not_exist); } } @@ -35033,39 +38020,46 @@ var ts; markAliasSymbolAsReferenced(reactSym); } } - var targetAttributesType = getJsxElementAttributesType(node); - var nameTable = ts.createMap(); - // Process this array in right-to-left order so we know which - // attributes (mostly from spreads) are being overwritten and - // thus should have their types ignored - var sawSpreadedAny = false; - for (var i = node.attributes.length - 1; i >= 0; i--) { - if (node.attributes[i].kind === 250 /* JsxAttribute */) { - checkJsxAttribute((node.attributes[i]), targetAttributesType, nameTable); - } - else { - ts.Debug.assert(node.attributes[i].kind === 251 /* JsxSpreadAttribute */); - var spreadType = checkJsxSpreadAttribute((node.attributes[i]), targetAttributesType, nameTable); - if (isTypeAny(spreadType)) { - sawSpreadedAny = true; - } - } + checkJsxAttributesAssignableToTagNameAttributes(node); + } + /** + * Check whether the given attributes of JSX opening-like element is assignable to the tagName attributes. + * Get the attributes type of the opening-like element through resolving the tagName, "target attributes" + * Check assignablity between given attributes property, "source attributes", and the "target attributes" + * @param openingLikeElement an opening-like JSX element to check its JSXAttributes + */ + function checkJsxAttributesAssignableToTagNameAttributes(openingLikeElement) { + // The function involves following steps: + // 1. Figure out expected attributes type by resolving tagName of the JSX opening-like element, targetAttributesType. + // During these steps, we will try to resolve the tagName as intrinsic name, stateless function, stateful component (in the order) + // 2. Solved JSX attributes type given by users, sourceAttributesType, which is by resolving "attributes" property of the JSX opening-like element. + // 3. Check if the two are assignable to each other + // targetAttributesType is a type of an attributes from resolving tagName of an opening-like JSX element. + var targetAttributesType = isJsxIntrinsicIdentifier(openingLikeElement.tagName) ? + getIntrinsicAttributesTypeFromJsxOpeningLikeElement(openingLikeElement) : + getCustomJsxElementAttributesType(openingLikeElement, /*shouldIncludeAllStatelessAttributesType*/ false); + // sourceAttributesType is a type of an attributes properties. + // i.e <div attr1={10} attr2="string" /> + // attr1 and attr2 are treated as JSXAttributes attached in the JsxOpeningLikeElement as "attributes". + var sourceAttributesType = createJsxAttributesTypeFromAttributesProperty(openingLikeElement, function (attribute) { + return isUnhyphenatedJsxName(attribute.name) || !!(getPropertyOfType(targetAttributesType, attribute.name)); + }); + // If the targetAttributesType is an emptyObjectType, indicating that there is no property named 'props' on this instance type. + // but there exists a sourceAttributesType, we need to explicitly give an error as normal assignability check allow excess properties and will pass. + if (targetAttributesType === emptyObjectType && (isTypeAny(sourceAttributesType) || sourceAttributesType.properties.length > 0)) { + error(openingLikeElement, ts.Diagnostics.JSX_element_class_does_not_support_attributes_because_it_does_not_have_a_0_property, getJsxElementPropertiesName()); } - // Check that all required properties have been provided. If an 'any' - // was spreaded in, though, assume that it provided all required properties - if (targetAttributesType && !sawSpreadedAny) { - var targetProperties = getPropertiesOfType(targetAttributesType); - for (var i = 0; i < targetProperties.length; i++) { - if (!(targetProperties[i].flags & 536870912 /* Optional */) && - !nameTable[targetProperties[i].name]) { - error(node, ts.Diagnostics.Property_0_is_missing_in_type_1, targetProperties[i].name, typeToString(targetAttributesType)); - } - } + else { + checkTypeAssignableTo(sourceAttributesType, targetAttributesType, openingLikeElement.attributes.properties.length > 0 ? openingLikeElement.attributes : openingLikeElement); } } - function checkJsxExpression(node) { + function checkJsxExpression(node, checkMode) { if (node.expression) { - return checkExpression(node.expression); + var type = checkExpression(node.expression, checkMode); + if (node.dotDotDotToken && type !== anyType && !isArrayType(type)) { + error(node, ts.Diagnostics.JSX_spread_child_must_be_an_array_type, node.toString(), typeToString(type)); + } + return type; } else { return unknownType; @@ -35074,14 +38068,32 @@ var ts; // If a symbol is a synthesized symbol with no value declaration, we assume it is a property. Example of this are the synthesized // '.prototype' property as well as synthesized tuple index properties. function getDeclarationKindFromSymbol(s) { - return s.valueDeclaration ? s.valueDeclaration.kind : 147 /* PropertyDeclaration */; + return s.valueDeclaration ? s.valueDeclaration.kind : 148 /* PropertyDeclaration */; } function getDeclarationModifierFlagsFromSymbol(s) { - return s.valueDeclaration ? ts.getCombinedModifierFlags(s.valueDeclaration) : s.flags & 134217728 /* Prototype */ ? 4 /* Public */ | 32 /* Static */ : 0; + if (s.valueDeclaration) { + var flags = ts.getCombinedModifierFlags(s.valueDeclaration); + return s.parent && s.parent.flags & 32 /* Class */ ? flags : flags & ~28 /* AccessibilityModifier */; + } + if (getCheckFlags(s) & 6 /* Synthetic */) { + var checkFlags = s.checkFlags; + var accessModifier = checkFlags & 256 /* ContainsPrivate */ ? 8 /* Private */ : + checkFlags & 64 /* ContainsPublic */ ? 4 /* Public */ : + 16 /* Protected */; + var staticModifier = checkFlags & 512 /* ContainsStatic */ ? 32 /* Static */ : 0; + return accessModifier | staticModifier; + } + if (s.flags & 16777216 /* Prototype */) { + return 4 /* Public */ | 32 /* Static */; + } + return 0; } function getDeclarationNodeFlagsFromSymbol(s) { return s.valueDeclaration ? ts.getCombinedNodeFlags(s.valueDeclaration) : 0; } + function isMethodLike(symbol) { + return !!(symbol.flags & 8192 /* Method */ || getCheckFlags(symbol) & 4 /* SyntheticMethod */); + } /** * Check whether the requested property access is valid. * Returns true if node is a valid property access, and false otherwise. @@ -35090,12 +38102,16 @@ var ts; * @param type The type of left. * @param prop The symbol for the right hand side of the property access. */ - function checkClassPropertyAccess(node, left, type, prop) { + function checkPropertyAccessibility(node, left, type, prop) { var flags = getDeclarationModifierFlagsFromSymbol(prop); - var declaringClass = getDeclaredTypeOfSymbol(getParentOfSymbol(prop)); - var errorNode = node.kind === 177 /* PropertyAccessExpression */ || node.kind === 223 /* VariableDeclaration */ ? + var errorNode = node.kind === 178 /* PropertyAccessExpression */ || node.kind === 225 /* VariableDeclaration */ ? node.name : node.right; + if (getCheckFlags(prop) & 256 /* ContainsPrivate */) { + // Synthetic property with private constituent property + error(errorNode, ts.Diagnostics.Property_0_has_conflicting_declarations_and_is_inaccessible_in_type_1, symbolToString(prop), typeToString(type)); + return false; + } if (left.kind === 96 /* SuperKeyword */) { // TS 1.0 spec (April 2014): 4.8.2 // - In a constructor, instance member function, instance member accessor, or @@ -35104,18 +38120,22 @@ var ts; // - In a static member function or static member accessor // where this references the constructor function object of a derived class, // a super property access is permitted and must specify a public static member function of the base class. - if (languageVersion < 2 /* ES2015 */ && getDeclarationKindFromSymbol(prop) !== 149 /* MethodDeclaration */) { - // `prop` refers to a *property* declared in the super class - // rather than a *method*, so it does not satisfy the above criteria. - error(errorNode, ts.Diagnostics.Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword); - return false; + if (languageVersion < 2 /* ES2015 */) { + var hasNonMethodDeclaration = forEachProperty(prop, function (p) { + var propKind = getDeclarationKindFromSymbol(p); + return propKind !== 150 /* MethodDeclaration */ && propKind !== 149 /* MethodSignature */; + }); + if (hasNonMethodDeclaration) { + error(errorNode, ts.Diagnostics.Only_public_and_protected_methods_of_the_base_class_are_accessible_via_the_super_keyword); + return false; + } } if (flags & 128 /* Abstract */) { // A method cannot be accessed in a super property access if the method is abstract. // This error could mask a private property access error. But, a member // cannot simultaneously be private and abstract, so this will trigger an // additional error elsewhere. - error(errorNode, ts.Diagnostics.Abstract_method_0_in_class_1_cannot_be_accessed_via_super_expression, symbolToString(prop), typeToString(declaringClass)); + error(errorNode, ts.Diagnostics.Abstract_method_0_in_class_1_cannot_be_accessed_via_super_expression, symbolToString(prop), typeToString(getDeclaringClass(prop))); return false; } } @@ -35128,7 +38148,7 @@ var ts; if (flags & 8 /* Private */) { var declaringClassDeclaration = getClassLikeDeclarationOfSymbol(getParentOfSymbol(prop)); if (!isNodeWithinClass(node, declaringClassDeclaration)) { - error(errorNode, ts.Diagnostics.Property_0_is_private_and_only_accessible_within_class_1, symbolToString(prop), typeToString(declaringClass)); + error(errorNode, ts.Diagnostics.Property_0_is_private_and_only_accessible_within_class_1, symbolToString(prop), typeToString(getDeclaringClass(prop))); return false; } return true; @@ -35138,14 +38158,15 @@ var ts; if (left.kind === 96 /* SuperKeyword */) { return true; } - // Get the enclosing class that has the declaring class as its base type + // Find the first enclosing class that has the declaring classes of the protected constituents + // of the property as base classes var enclosingClass = forEachEnclosingClass(node, function (enclosingDeclaration) { var enclosingClass = getDeclaredTypeOfSymbol(getSymbolOfNode(enclosingDeclaration)); - return hasBaseType(enclosingClass, declaringClass) ? enclosingClass : undefined; + return isClassDerivedFromDeclaringClasses(enclosingClass, prop) ? enclosingClass : undefined; }); // A protected property is accessible if the property is within the declaring class or classes derived from it if (!enclosingClass) { - error(errorNode, ts.Diagnostics.Property_0_is_protected_and_only_accessible_within_class_1_and_its_subclasses, symbolToString(prop), typeToString(declaringClass)); + error(errorNode, ts.Diagnostics.Property_0_is_protected_and_only_accessible_within_class_1_and_its_subclasses, symbolToString(prop), typeToString(getDeclaringClass(prop) || type)); return false; } // No further restrictions for static properties @@ -35157,7 +38178,6 @@ var ts; // get the original type -- represented as the type constraint of the 'this' type type = getConstraintOfTypeParameter(type); } - // TODO: why is the first part of this check here? if (!(getObjectFlags(getTargetType(type)) & 3 /* ClassOrInterface */ && hasBaseType(type, enclosingClass))) { error(errorNode, ts.Diagnostics.Property_0_is_protected_and_only_accessible_through_an_instance_of_class_1, symbolToString(prop), typeToString(enclosingClass)); return false; @@ -35165,16 +38185,17 @@ var ts; return true; } function checkNonNullExpression(node) { - var type = checkExpression(node); - if (strictNullChecks) { - var kind = getFalsyFlags(type) & 6144 /* Nullable */; - if (kind) { - error(node, kind & 2048 /* Undefined */ ? kind & 4096 /* Null */ ? - ts.Diagnostics.Object_is_possibly_null_or_undefined : - ts.Diagnostics.Object_is_possibly_undefined : - ts.Diagnostics.Object_is_possibly_null); - } - return getNonNullableType(type); + return checkNonNullType(checkExpression(node), node); + } + function checkNonNullType(type, errorNode) { + var kind = (strictNullChecks ? getFalsyFlags(type) : type.flags) & 6144 /* Nullable */; + if (kind) { + error(errorNode, kind & 2048 /* Undefined */ ? kind & 4096 /* Null */ ? + ts.Diagnostics.Object_is_possibly_null_or_undefined : + ts.Diagnostics.Object_is_possibly_undefined : + ts.Diagnostics.Object_is_possibly_null); + var t = getNonNullableType(type); + return t.flags & (6144 /* Nullable */ | 8192 /* Never */) ? unknownType : t; } return type; } @@ -35203,7 +38224,7 @@ var ts; noUnusedIdentifiers && (prop.flags & 106500 /* ClassMember */) && prop.valueDeclaration && (ts.getModifierFlags(prop.valueDeclaration) & 8 /* Private */)) { - if (prop.flags & 16777216 /* Instantiated */) { + if (getCheckFlags(prop) & 1 /* Instantiated */) { getSymbolLinks(prop).target.isReferenced = true; } else { @@ -35211,6 +38232,15 @@ var ts; } } } + function isInPropertyInitializer(node) { + while (node) { + if (node.parent && node.parent.kind === 148 /* PropertyDeclaration */ && node.parent.initializer === node) { + return true; + } + node = node.parent; + } + return false; + } function checkPropertyAccessExpressionOrQualifiedName(node, left, right) { var type = checkNonNullExpression(left); if (isTypeAny(type) || type === silentNeverType) { @@ -35223,16 +38253,30 @@ var ts; } var prop = getPropertyOfType(apparentType, right.text); if (!prop) { + var stringIndexType = getIndexTypeOfType(apparentType, 0 /* String */); + if (stringIndexType) { + return stringIndexType; + } if (right.text && !checkAndReportErrorForExtendingInterface(node)) { reportNonexistentProperty(right, type.flags & 16384 /* TypeParameter */ && type.isThisType ? apparentType : type); } return unknownType; } + if (prop.valueDeclaration) { + if (isInPropertyInitializer(node) && + !isBlockScopedNameDeclaredBeforeUse(prop.valueDeclaration, right)) { + error(right, ts.Diagnostics.Block_scoped_variable_0_used_before_its_declaration, right.text); + } + if (prop.valueDeclaration.kind === 228 /* ClassDeclaration */ && + node.parent && node.parent.kind !== 158 /* TypeReference */ && + !ts.isInAmbientContext(prop.valueDeclaration) && + !isBlockScopedNameDeclaredBeforeUse(prop.valueDeclaration, right)) { + error(right, ts.Diagnostics.Class_0_used_before_its_declaration, right.text); + } + } markPropertyAsReferenced(prop); getNodeLinks(node).resolvedSymbol = prop; - if (prop.parent && prop.parent.flags & 32 /* Class */) { - checkClassPropertyAccess(node, left, apparentType, prop); - } + checkPropertyAccessibility(node, left, apparentType, prop); var propType = getTypeOfSymbol(prop); var assignmentKind = ts.getAssignmentTargetKind(node); if (assignmentKind) { @@ -35244,23 +38288,23 @@ var ts; // Only compute control flow type if this is a property access expression that isn't an // assignment target, and the referenced property was declared as a variable, property, // accessor, or optional method. - if (node.kind !== 177 /* PropertyAccessExpression */ || assignmentKind === 1 /* Definite */ || + if (node.kind !== 178 /* PropertyAccessExpression */ || assignmentKind === 1 /* Definite */ || !(prop.flags & (3 /* Variable */ | 4 /* Property */ | 98304 /* Accessor */)) && !(prop.flags & 8192 /* Method */ && propType.flags & 65536 /* Union */)) { return propType; } - var flowType = getFlowTypeOfReference(node, propType, /*assumeInitialized*/ true, /*flowContainer*/ undefined); + var flowType = getFlowTypeOfReference(node, propType); return assignmentKind ? getBaseTypeOfLiteralType(flowType) : flowType; } function isValidPropertyAccess(node, propertyName) { - var left = node.kind === 177 /* PropertyAccessExpression */ + var left = node.kind === 178 /* PropertyAccessExpression */ ? node.expression : node.left; var type = checkExpression(left); if (type !== unknownType && !isTypeAny(type)) { var prop = getPropertyOfType(getWidenedType(type), propertyName); - if (prop && prop.parent && prop.parent.flags & 32 /* Class */) { - return checkClassPropertyAccess(node, left, type, prop); + if (prop) { + return checkPropertyAccessibility(node, left, type, prop); } } return true; @@ -35270,7 +38314,7 @@ var ts; */ function getForInVariableSymbol(node) { var initializer = node.initializer; - if (initializer.kind === 224 /* VariableDeclarationList */) { + if (initializer.kind === 226 /* VariableDeclarationList */) { var variable = initializer.declarations[0]; if (variable && !ts.isBindingPattern(variable.name)) { return getSymbolOfNode(variable); @@ -35299,7 +38343,7 @@ var ts; var child = expr; var node = expr.parent; while (node) { - if (node.kind === 212 /* ForInStatement */ && + if (node.kind === 214 /* ForInStatement */ && child === node.statement && getForInVariableSymbol(node) === symbol && hasNumericPropertyNames(getTypeOfExpression(node.expression))) { @@ -35317,7 +38361,7 @@ var ts; var indexExpression = node.argumentExpression; if (!indexExpression) { var sourceFile = ts.getSourceFileOfNode(node); - if (node.parent.kind === 180 /* NewExpression */ && node.parent.expression === node) { + if (node.parent.kind === 181 /* NewExpression */ && node.parent.expression === node) { var start = ts.skipTrivia(sourceFile.text, node.expression.end); var end = node.end; grammarErrorAtPos(sourceFile, start, end - start, ts.Diagnostics.new_T_cannot_be_used_to_create_an_array_Use_new_Array_T_instead); @@ -35337,7 +38381,7 @@ var ts; error(indexExpression, ts.Diagnostics.A_const_enum_member_can_only_be_accessed_using_a_string_literal); return unknownType; } - return getIndexedAccessType(objectType, indexType, node); + return checkIndexedAccessIndexType(getIndexedAccessType(objectType, indexType, node), node); } function checkThatExpressionIsProperSymbolReference(expression, expressionType, reportError) { if (expressionType === unknownType) { @@ -35361,7 +38405,7 @@ var ts; if (!leftHandSideSymbol) { return false; } - var globalESSymbol = getGlobalESSymbolConstructorSymbol(); + var globalESSymbol = getGlobalESSymbolConstructorSymbol(/*reportErrors*/ true); if (!globalESSymbol) { // Already errored when we tried to look up the symbol return false; @@ -35375,10 +38419,10 @@ var ts; return true; } function resolveUntypedCall(node) { - if (node.kind === 181 /* TaggedTemplateExpression */) { + if (node.kind === 182 /* TaggedTemplateExpression */) { checkExpression(node.template); } - else if (node.kind !== 145 /* Decorator */) { + else if (node.kind !== 146 /* Decorator */) { ts.forEach(node.arguments, function (argument) { checkExpression(argument); }); @@ -35405,16 +38449,16 @@ var ts; var specializedIndex = -1; var spliceIndex; ts.Debug.assert(!result.length); - for (var _i = 0, signatures_2 = signatures; _i < signatures_2.length; _i++) { - var signature = signatures_2[_i]; + for (var _i = 0, signatures_3 = signatures; _i < signatures_3.length; _i++) { + var signature = signatures_3[_i]; var symbol = signature.declaration && getSymbolOfNode(signature.declaration); - var parent_8 = signature.declaration && signature.declaration.parent; + var parent = signature.declaration && signature.declaration.parent; if (!lastSymbol || symbol === lastSymbol) { - if (lastParent && parent_8 === lastParent) { + if (lastParent && parent === lastParent) { index++; } else { - lastParent = parent_8; + lastParent = parent; index = cutoffIndex; } } @@ -35422,7 +38466,7 @@ var ts; // current declaration belongs to a different symbol // set cutoffIndex so re-orderings in the future won't change result set from 0 to cutoffIndex index = cutoffIndex = result.length; - lastParent = parent_8; + lastParent = parent; } lastSymbol = symbol; // specialized signatures always need to be placed before non-specialized signatures regardless @@ -35444,7 +38488,7 @@ var ts; function getSpreadArgumentIndex(args) { for (var i = 0; i < args.length; i++) { var arg = args[i]; - if (arg && arg.kind === 196 /* SpreadElement */) { + if (arg && arg.kind === 197 /* SpreadElement */) { return i; } } @@ -35457,13 +38501,17 @@ var ts; var callIsIncomplete; // In incomplete call we want to be lenient when we have too few arguments var isDecorator; var spreadArgIndex = -1; - if (node.kind === 181 /* TaggedTemplateExpression */) { + if (ts.isJsxOpeningLikeElement(node)) { + // The arity check will be done in "checkApplicableSignatureForJsxOpeningLikeElement". + return true; + } + if (node.kind === 182 /* TaggedTemplateExpression */) { var tagExpression = node; // Even if the call is incomplete, we'll have a missing expression as our last argument, // so we can say the count is just the arg list length argCount = args.length; typeArguments = undefined; - if (tagExpression.template.kind === 194 /* TemplateExpression */) { + if (tagExpression.template.kind === 195 /* TemplateExpression */) { // If a tagged template expression lacks a tail literal, the call is incomplete. // Specifically, a template only can end in a TemplateTail or a Missing literal. var templateExpression = tagExpression.template; @@ -35480,7 +38528,7 @@ var ts; callIsIncomplete = !!templateLiteral.isUnterminated; } } - else if (node.kind === 145 /* Decorator */) { + else if (node.kind === 146 /* Decorator */) { isDecorator = true; typeArguments = undefined; argCount = getEffectiveArgumentCount(node, /*args*/ undefined, signature); @@ -35489,19 +38537,21 @@ var ts; var callExpression = node; if (!callExpression.arguments) { // This only happens when we have something of the form: 'new C' - ts.Debug.assert(callExpression.kind === 180 /* NewExpression */); + ts.Debug.assert(callExpression.kind === 181 /* NewExpression */); return signature.minArgumentCount === 0; } argCount = signatureHelpTrailingComma ? args.length + 1 : args.length; - // If we are missing the close paren, the call is incomplete. + // If we are missing the close parenthesis, the call is incomplete. callIsIncomplete = callExpression.arguments.end === callExpression.end; typeArguments = callExpression.typeArguments; spreadArgIndex = getSpreadArgumentIndex(args); } // If the user supplied type arguments, but the number of type arguments does not match // the declared number of type parameters, the call has an incorrect arity. + var numTypeParameters = ts.length(signature.typeParameters); + var minTypeArgumentCount = getMinTypeArgumentCount(signature.typeParameters); var hasRightNumberOfTypeArgs = !typeArguments || - (signature.typeParameters && typeArguments.length === signature.typeParameters.length); + (typeArguments.length >= minTypeArgumentCount && typeArguments.length <= numTypeParameters); if (!hasRightNumberOfTypeArgs) { return false; } @@ -35531,10 +38581,10 @@ var ts; } // Instantiate a generic signature in the context of a non-generic signature (section 3.8.5 in TypeScript spec) function instantiateSignatureInContextOf(signature, contextualSignature, contextualMapper) { - var context = createInferenceContext(signature, /*inferUnionTypes*/ true); + var context = createInferenceContext(signature, /*inferUnionTypes*/ true, /*useAnyForNoInferences*/ false); forEachMatchingParameterType(contextualSignature, signature, function (source, target) { // Type parameters from outer context referenced by source type are fixed by instantiation of the source type - inferTypes(context, instantiateType(source, contextualMapper), target); + inferTypesWithContext(context, instantiateType(source, contextualMapper), target); }); return getSignatureInstantiation(signature, getInferredTypes(context)); } @@ -35565,7 +38615,7 @@ var ts; if (thisType) { var thisArgumentNode = getThisArgumentOfCall(node); var thisArgumentType = thisArgumentNode ? checkExpression(thisArgumentNode) : voidType; - inferTypes(context, thisArgumentType, thisType); + inferTypesWithContext(context, thisArgumentType, thisType); } // We perform two passes over the arguments. In the first pass we infer from all arguments, but use // wildcards for all context sensitive function expressions. @@ -35573,7 +38623,7 @@ var ts; for (var i = 0; i < argCount; i++) { var arg = getEffectiveArgument(node, args, i); // If the effective argument is 'undefined', then it is an argument that is present but is synthetic. - if (arg === undefined || arg.kind !== 198 /* OmittedExpression */) { + if (arg === undefined || arg.kind !== 199 /* OmittedExpression */) { var paramType = getTypeAtPosition(signature, i); var argType = getEffectiveArgumentType(node, i); // If the effective argument type is 'undefined', there is no synthetic type @@ -35584,7 +38634,7 @@ var ts; var mapper = excludeArgument && excludeArgument[i] !== undefined ? identityMapper : inferenceMapper; argType = checkExpressionWithContextualType(arg, paramType, mapper); } - inferTypes(context, argType, paramType); + inferTypesWithContext(context, argType, paramType); } } // In the second pass we visit only context sensitive arguments, and only those that aren't excluded, this @@ -35598,7 +38648,7 @@ var ts; if (excludeArgument[i] === false) { var arg = args[i]; var paramType = getTypeAtPosition(signature, i); - inferTypes(context, checkExpressionWithContextualType(arg, paramType, inferenceMapper), paramType); + inferTypesWithContext(context, checkExpressionWithContextualType(arg, paramType, inferenceMapper), paramType); } } } @@ -35608,7 +38658,7 @@ var ts; var typeParameters = signature.typeParameters; var typeArgumentsAreAssignable = true; var mapper; - for (var i = 0; i < typeParameters.length; i++) { + for (var i = 0; i < typeArgumentNodes.length; i++) { if (typeArgumentsAreAssignable /* so far */) { var constraint = getConstraintOfTypeParameter(typeParameters[i]); if (constraint) { @@ -35628,9 +38678,44 @@ var ts; } return typeArgumentsAreAssignable; } + /** + * Check if the given signature can possibly be a signature called by the JSX opening-like element. + * @param node a JSX opening-like element we are trying to figure its call signature + * @param signature a candidate signature we are trying whether it is a call signature + * @param relation a relationship to check parameter and argument type + * @param excludeArgument + */ + function checkApplicableSignatureForJsxOpeningLikeElement(node, signature, relation) { + // JSX opening-like element has correct arity for stateless-function component if the one of the following condition is true: + // 1. callIsIncomplete + // 2. attributes property has same number of properties as the parameter object type. + // We can figure that out by resolving attributes property and check number of properties in the resolved type + // If the call has correct arity, we will then check if the argument type and parameter type is assignable + var callIsIncomplete = node.attributes.end === node.end; // If we are missing the close "/>", the call is incomplete + if (callIsIncomplete) { + return true; + } + var headMessage = ts.Diagnostics.Argument_of_type_0_is_not_assignable_to_parameter_of_type_1; + // Stateless function components can have maximum of three arguments: "props", "context", and "updater". + // However "context" and "updater" are implicit and can't be specify by users. Only the first parameter, props, + // can be specified by users through attributes property. + var paramType = getTypeAtPosition(signature, 0); + var attributesType = checkExpressionWithContextualType(node.attributes, paramType, /*contextualMapper*/ undefined); + var argProperties = getPropertiesOfType(attributesType); + for (var _i = 0, argProperties_1 = argProperties; _i < argProperties_1.length; _i++) { + var arg = argProperties_1[_i]; + if (!getPropertyOfType(paramType, arg.name) && isUnhyphenatedJsxName(arg.name)) { + return false; + } + } + return checkTypeRelatedTo(attributesType, paramType, relation, /*errorNode*/ undefined, headMessage); + } function checkApplicableSignature(node, args, signature, relation, excludeArgument, reportErrors) { + if (ts.isJsxOpeningLikeElement(node)) { + return checkApplicableSignatureForJsxOpeningLikeElement(node, signature, relation); + } var thisType = getThisTypeOfSignature(signature); - if (thisType && thisType !== voidType && node.kind !== 180 /* NewExpression */) { + if (thisType && thisType !== voidType && node.kind !== 181 /* NewExpression */) { // If the called expression is not of the form `x.f` or `x["f"]`, then sourceType = voidType // If the signature's 'this' type is voidType, then the check is skipped -- anything is compatible. // If the expression is a new expression, then the check is skipped. @@ -35647,7 +38732,7 @@ var ts; for (var i = 0; i < argCount; i++) { var arg = getEffectiveArgument(node, args, i); // If the effective argument is 'undefined', then it is an argument that is present but is synthetic. - if (arg === undefined || arg.kind !== 198 /* OmittedExpression */) { + if (arg === undefined || arg.kind !== 199 /* OmittedExpression */) { // Check spread elements against rest type (from arity check we know spread argument corresponds to a rest parameter) var paramType = getTypeAtPosition(signature, i); var argType = getEffectiveArgumentType(node, i); @@ -35669,12 +38754,12 @@ var ts; * Returns the this argument in calls like x.f(...) and x[f](...). Undefined otherwise. */ function getThisArgumentOfCall(node) { - if (node.kind === 179 /* CallExpression */) { + if (node.kind === 180 /* CallExpression */) { var callee = node.expression; - if (callee.kind === 177 /* PropertyAccessExpression */) { + if (callee.kind === 178 /* PropertyAccessExpression */) { return callee.expression; } - else if (callee.kind === 178 /* ElementAccessExpression */) { + else if (callee.kind === 179 /* ElementAccessExpression */) { return callee.expression; } } @@ -35690,53 +38775,56 @@ var ts; */ function getEffectiveCallArguments(node) { var args; - if (node.kind === 181 /* TaggedTemplateExpression */) { + if (node.kind === 182 /* TaggedTemplateExpression */) { var template = node.template; args = [undefined]; - if (template.kind === 194 /* TemplateExpression */) { + if (template.kind === 195 /* TemplateExpression */) { ts.forEach(template.templateSpans, function (span) { args.push(span.expression); }); } } - else if (node.kind === 145 /* Decorator */) { + else if (node.kind === 146 /* Decorator */) { // For a decorator, we return undefined as we will determine // the number and types of arguments for a decorator using // `getEffectiveArgumentCount` and `getEffectiveArgumentType` below. return undefined; } + else if (ts.isJsxOpeningLikeElement(node)) { + args = node.attributes.properties.length > 0 ? [node.attributes] : emptyArray; + } else { args = node.arguments || emptyArray; } return args; } /** - * Returns the effective argument count for a node that works like a function invocation. - * If 'node' is a Decorator, the number of arguments is derived from the decoration - * target and the signature: - * If 'node.target' is a class declaration or class expression, the effective argument - * count is 1. - * If 'node.target' is a parameter declaration, the effective argument count is 3. - * If 'node.target' is a property declaration, the effective argument count is 2. - * If 'node.target' is a method or accessor declaration, the effective argument count - * is 3, although it can be 2 if the signature only accepts two arguments, allowing - * us to match a property decorator. - * Otherwise, the argument count is the length of the 'args' array. - */ + * Returns the effective argument count for a node that works like a function invocation. + * If 'node' is a Decorator, the number of arguments is derived from the decoration + * target and the signature: + * If 'node.target' is a class declaration or class expression, the effective argument + * count is 1. + * If 'node.target' is a parameter declaration, the effective argument count is 3. + * If 'node.target' is a property declaration, the effective argument count is 2. + * If 'node.target' is a method or accessor declaration, the effective argument count + * is 3, although it can be 2 if the signature only accepts two arguments, allowing + * us to match a property decorator. + * Otherwise, the argument count is the length of the 'args' array. + */ function getEffectiveArgumentCount(node, args, signature) { - if (node.kind === 145 /* Decorator */) { + if (node.kind === 146 /* Decorator */) { switch (node.parent.kind) { - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: + case 228 /* ClassDeclaration */: + case 198 /* ClassExpression */: // A class decorator will have one argument (see `ClassDecorator` in core.d.ts) return 1; - case 147 /* PropertyDeclaration */: + case 148 /* PropertyDeclaration */: // A property declaration decorator will have two arguments (see // `PropertyDecorator` in core.d.ts) return 2; - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 150 /* MethodDeclaration */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: // A method or accessor declaration decorator will have two or three arguments (see // `PropertyDecorator` and `MethodDecorator` in core.d.ts) // If we are emitting decorators for ES3, we will only pass two arguments. @@ -35746,7 +38834,7 @@ var ts; // If the method decorator signature only accepts a target and a key, we will only // type check those arguments. return signature.parameters.length >= 3 ? 3 : 2; - case 144 /* Parameter */: + case 145 /* Parameter */: // A parameter declaration decorator will have three arguments (see // `ParameterDecorator` in core.d.ts) return 3; @@ -35757,38 +38845,38 @@ var ts; } } /** - * Returns the effective type of the first argument to a decorator. - * If 'node' is a class declaration or class expression, the effective argument type - * is the type of the static side of the class. - * If 'node' is a parameter declaration, the effective argument type is either the type - * of the static or instance side of the class for the parameter's parent method, - * depending on whether the method is declared static. - * For a constructor, the type is always the type of the static side of the class. - * If 'node' is a property, method, or accessor declaration, the effective argument - * type is the type of the static or instance side of the parent class for class - * element, depending on whether the element is declared static. - */ + * Returns the effective type of the first argument to a decorator. + * If 'node' is a class declaration or class expression, the effective argument type + * is the type of the static side of the class. + * If 'node' is a parameter declaration, the effective argument type is either the type + * of the static or instance side of the class for the parameter's parent method, + * depending on whether the method is declared static. + * For a constructor, the type is always the type of the static side of the class. + * If 'node' is a property, method, or accessor declaration, the effective argument + * type is the type of the static or instance side of the parent class for class + * element, depending on whether the element is declared static. + */ function getEffectiveDecoratorFirstArgumentType(node) { // The first argument to a decorator is its `target`. - if (node.kind === 226 /* ClassDeclaration */) { + if (node.kind === 228 /* ClassDeclaration */) { // For a class decorator, the `target` is the type of the class (e.g. the // "static" or "constructor" side of the class) var classSymbol = getSymbolOfNode(node); return getTypeOfSymbol(classSymbol); } - if (node.kind === 144 /* Parameter */) { + if (node.kind === 145 /* Parameter */) { // For a parameter decorator, the `target` is the parent type of the // parameter's containing method. node = node.parent; - if (node.kind === 150 /* Constructor */) { + if (node.kind === 151 /* Constructor */) { var classSymbol = getSymbolOfNode(node); return getTypeOfSymbol(classSymbol); } } - if (node.kind === 147 /* PropertyDeclaration */ || - node.kind === 149 /* MethodDeclaration */ || - node.kind === 151 /* GetAccessor */ || - node.kind === 152 /* SetAccessor */) { + if (node.kind === 148 /* PropertyDeclaration */ || + node.kind === 150 /* MethodDeclaration */ || + node.kind === 152 /* GetAccessor */ || + node.kind === 153 /* SetAccessor */) { // For a property or method decorator, the `target` is the // "static"-side type of the parent of the member if the member is // declared "static"; otherwise, it is the "instance"-side type of the @@ -35799,37 +38887,39 @@ var ts; return unknownType; } /** - * Returns the effective type for the second argument to a decorator. - * If 'node' is a parameter, its effective argument type is one of the following: - * If 'node.parent' is a constructor, the effective argument type is 'any', as we - * will emit `undefined`. - * If 'node.parent' is a member with an identifier, numeric, or string literal name, - * the effective argument type will be a string literal type for the member name. - * If 'node.parent' is a computed property name, the effective argument type will - * either be a symbol type or the string type. - * If 'node' is a member with an identifier, numeric, or string literal name, the - * effective argument type will be a string literal type for the member name. - * If 'node' is a computed property name, the effective argument type will either - * be a symbol type or the string type. - * A class decorator does not have a second argument type. - */ + * Returns the effective type for the second argument to a decorator. + * If 'node' is a parameter, its effective argument type is one of the following: + * If 'node.parent' is a constructor, the effective argument type is 'any', as we + * will emit `undefined`. + * If 'node.parent' is a member with an identifier, numeric, or string literal name, + * the effective argument type will be a string literal type for the member name. + * If 'node.parent' is a computed property name, the effective argument type will + * either be a symbol type or the string type. + * If 'node' is a member with an identifier, numeric, or string literal name, the + * effective argument type will be a string literal type for the member name. + * If 'node' is a computed property name, the effective argument type will either + * be a symbol type or the string type. + * A class decorator does not have a second argument type. + */ function getEffectiveDecoratorSecondArgumentType(node) { // The second argument to a decorator is its `propertyKey` - if (node.kind === 226 /* ClassDeclaration */) { + if (node.kind === 228 /* ClassDeclaration */) { ts.Debug.fail("Class decorators should not have a second synthetic argument."); return unknownType; } - if (node.kind === 144 /* Parameter */) { + if (node.kind === 145 /* Parameter */) { node = node.parent; - if (node.kind === 150 /* Constructor */) { + if (node.kind === 151 /* Constructor */) { // For a constructor parameter decorator, the `propertyKey` will be `undefined`. return anyType; } + // For a non-constructor parameter decorator, the `propertyKey` will be either + // a string or a symbol, based on the name of the parameter's containing method. } - if (node.kind === 147 /* PropertyDeclaration */ || - node.kind === 149 /* MethodDeclaration */ || - node.kind === 151 /* GetAccessor */ || - node.kind === 152 /* SetAccessor */) { + if (node.kind === 148 /* PropertyDeclaration */ || + node.kind === 150 /* MethodDeclaration */ || + node.kind === 152 /* GetAccessor */ || + node.kind === 153 /* SetAccessor */) { // The `propertyKey` for a property or method decorator will be a // string literal type if the member name is an identifier, number, or string; // otherwise, if the member name is a computed property name it will @@ -35840,7 +38930,7 @@ var ts; case 8 /* NumericLiteral */: case 9 /* StringLiteral */: return getLiteralTypeForText(32 /* StringLiteral */, element.name.text); - case 142 /* ComputedPropertyName */: + case 143 /* ComputedPropertyName */: var nameType = checkComputedPropertyName(element.name); if (isTypeOfKind(nameType, 512 /* ESSymbol */)) { return nameType; @@ -35857,30 +38947,30 @@ var ts; return unknownType; } /** - * Returns the effective argument type for the third argument to a decorator. - * If 'node' is a parameter, the effective argument type is the number type. - * If 'node' is a method or accessor, the effective argument type is a - * `TypedPropertyDescriptor<T>` instantiated with the type of the member. - * Class and property decorators do not have a third effective argument. - */ + * Returns the effective argument type for the third argument to a decorator. + * If 'node' is a parameter, the effective argument type is the number type. + * If 'node' is a method or accessor, the effective argument type is a + * `TypedPropertyDescriptor<T>` instantiated with the type of the member. + * Class and property decorators do not have a third effective argument. + */ function getEffectiveDecoratorThirdArgumentType(node) { // The third argument to a decorator is either its `descriptor` for a method decorator // or its `parameterIndex` for a parameter decorator - if (node.kind === 226 /* ClassDeclaration */) { + if (node.kind === 228 /* ClassDeclaration */) { ts.Debug.fail("Class decorators should not have a third synthetic argument."); return unknownType; } - if (node.kind === 144 /* Parameter */) { + if (node.kind === 145 /* Parameter */) { // The `parameterIndex` for a parameter decorator is always a number return numberType; } - if (node.kind === 147 /* PropertyDeclaration */) { + if (node.kind === 148 /* PropertyDeclaration */) { ts.Debug.fail("Property decorators should not have a third synthetic argument."); return unknownType; } - if (node.kind === 149 /* MethodDeclaration */ || - node.kind === 151 /* GetAccessor */ || - node.kind === 152 /* SetAccessor */) { + if (node.kind === 150 /* MethodDeclaration */ || + node.kind === 152 /* GetAccessor */ || + node.kind === 153 /* SetAccessor */) { // The `descriptor` for a method decorator will be a `TypedPropertyDescriptor<T>` // for the type of the member. var propertyType = getTypeOfNode(node); @@ -35890,8 +38980,8 @@ var ts; return unknownType; } /** - * Returns the effective argument type for the provided argument to a decorator. - */ + * Returns the effective argument type for the provided argument to a decorator. + */ function getEffectiveDecoratorArgumentType(node, argIndex) { if (argIndex === 0) { return getEffectiveDecoratorFirstArgumentType(node.parent); @@ -35906,16 +38996,16 @@ var ts; return unknownType; } /** - * Gets the effective argument type for an argument in a call expression. - */ + * Gets the effective argument type for an argument in a call expression. + */ function getEffectiveArgumentType(node, argIndex) { // Decorators provide special arguments, a tagged template expression provides // a special first argument, and string literals get string literal types // unless we're reporting errors - if (node.kind === 145 /* Decorator */) { + if (node.kind === 146 /* Decorator */) { return getEffectiveDecoratorArgumentType(node, argIndex); } - else if (argIndex === 0 && node.kind === 181 /* TaggedTemplateExpression */) { + else if (argIndex === 0 && node.kind === 182 /* TaggedTemplateExpression */) { return getGlobalTemplateStringsArrayType(); } // This is not a synthetic argument, so we return 'undefined' @@ -35923,25 +39013,25 @@ var ts; return undefined; } /** - * Gets the effective argument expression for an argument in a call expression. - */ + * Gets the effective argument expression for an argument in a call expression. + */ function getEffectiveArgument(node, args, argIndex) { // For a decorator or the first argument of a tagged template expression we return undefined. - if (node.kind === 145 /* Decorator */ || - (argIndex === 0 && node.kind === 181 /* TaggedTemplateExpression */)) { + if (node.kind === 146 /* Decorator */ || + (argIndex === 0 && node.kind === 182 /* TaggedTemplateExpression */)) { return undefined; } return args[argIndex]; } /** - * Gets the error node to use when reporting errors for an effective argument. - */ + * Gets the error node to use when reporting errors for an effective argument. + */ function getEffectiveArgumentErrorNode(node, argIndex, arg) { - if (node.kind === 145 /* Decorator */) { + if (node.kind === 146 /* Decorator */) { // For a decorator, we use the expression of the decorator for error reporting. return node.expression; } - else if (argIndex === 0 && node.kind === 181 /* TaggedTemplateExpression */) { + else if (argIndex === 0 && node.kind === 182 /* TaggedTemplateExpression */) { // For a the first argument of a tagged template expression, we use the template of the tag for error reporting. return node.template; } @@ -35950,16 +39040,31 @@ var ts; } } function resolveCall(node, signatures, candidatesOutArray, headMessage) { - var isTaggedTemplate = node.kind === 181 /* TaggedTemplateExpression */; - var isDecorator = node.kind === 145 /* Decorator */; + var isTaggedTemplate = node.kind === 182 /* TaggedTemplateExpression */; + var isDecorator = node.kind === 146 /* Decorator */; + var isJsxOpeningOrSelfClosingElement = ts.isJsxOpeningLikeElement(node); var typeArguments; - if (!isTaggedTemplate && !isDecorator) { + if (!isTaggedTemplate && !isDecorator && !isJsxOpeningOrSelfClosingElement) { typeArguments = node.typeArguments; // We already perform checking on the type arguments on the class declaration itself. if (node.expression.kind !== 96 /* SuperKeyword */) { ts.forEach(typeArguments, checkSourceElement); } } + if (signatures.length === 1) { + var declaration = signatures[0].declaration; + if (declaration && ts.isInJavaScriptFile(declaration) && !ts.hasJSDocParameterTags(declaration)) { + if (containsArgumentsReference(declaration)) { + var signatureWithRest = cloneSignature(signatures[0]); + var syntheticArgsSymbol = createSymbol(3 /* Variable */, "args"); + syntheticArgsSymbol.type = anyArrayType; + syntheticArgsSymbol.isRestParameter = true; + signatureWithRest.parameters = ts.concatenate(signatureWithRest.parameters, [syntheticArgsSymbol]); + signatureWithRest.hasRestParameter = true; + signatures = [signatureWithRest]; + } + } + } var candidates = candidatesOutArray || []; // reorderCandidates fills up the candidates array directly reorderCandidates(signatures, candidates); @@ -36022,7 +39127,7 @@ var ts; var result; // If we are in signature help, a trailing comma indicates that we intend to provide another argument, // so we will only accept overloads with arity at least 1 higher than the current number of provided arguments. - var signatureHelpTrailingComma = candidatesOutArray && node.kind === 179 /* CallExpression */ && node.arguments.hasTrailingComma; + var signatureHelpTrailingComma = candidatesOutArray && node.kind === 180 /* CallExpression */ && node.arguments.hasTrailingComma; // Section 4.12.1: // if the candidate list contains one or more signatures for which the type of each argument // expression is a subtype of each corresponding parameter type, the return type of the first @@ -36051,6 +39156,10 @@ var ts; // If candidate is undefined, it means that no candidates had a suitable arity. In that case, // skip the checkApplicableSignature check. if (candidateForArgumentError) { + if (isJsxOpeningOrSelfClosingElement) { + // We do not report any error here because any error will be handled in "resolveCustomJsxElementAttributesType". + return candidateForArgumentError; + } // excludeArgument is undefined, in this case also equivalent to [undefined, undefined, ...] // The importance of excludeArgument is to prevent us from typing function expression parameters // in arguments too early. If possible, we'd like to only type them once we know the correct @@ -36072,7 +39181,7 @@ var ts; if (headMessage) { diagnosticChainHead = ts.chainDiagnosticMessages(diagnosticChainHead, headMessage); } - reportNoCommonSupertypeError(inferenceCandidates, node.expression || node.tag, diagnosticChainHead); + reportNoCommonSupertypeError(inferenceCandidates, node.tagName || node.expression || node.tag, diagnosticChainHead); } } else { @@ -36113,20 +39222,20 @@ var ts; var candidate = void 0; var typeArgumentsAreValid = void 0; var inferenceContext = originalCandidate.typeParameters - ? createInferenceContext(originalCandidate, /*inferUnionTypes*/ false) + ? createInferenceContext(originalCandidate, /*inferUnionTypes*/ false, /*useAnyForNoInferences*/ ts.isInJavaScriptFile(node)) : undefined; while (true) { candidate = originalCandidate; if (candidate.typeParameters) { var typeArgumentTypes = void 0; if (typeArguments) { - typeArgumentTypes = ts.map(typeArguments, getTypeFromTypeNode); + typeArgumentTypes = fillMissingTypeArguments(ts.map(typeArguments, getTypeFromTypeNode), candidate.typeParameters, getMinTypeArgumentCount(candidate.typeParameters)); typeArgumentsAreValid = checkTypeArguments(candidate, typeArguments, typeArgumentTypes, /*reportErrors*/ false); } else { inferTypeArguments(node, candidate, args, excludeArgument, inferenceContext); - typeArgumentsAreValid = inferenceContext.failedTypeParameterIndex === undefined; typeArgumentTypes = inferenceContext.inferredTypes; + typeArgumentsAreValid = inferenceContext.failedTypeParameterIndex === undefined; } if (!typeArgumentsAreValid) { break; @@ -36136,7 +39245,7 @@ var ts; if (!checkApplicableSignature(node, args, candidate, relation, excludeArgument, /*reportErrors*/ false)) { break; } - var index = excludeArgument ? ts.indexOf(excludeArgument, true) : -1; + var index = excludeArgument ? ts.indexOf(excludeArgument, /*value*/ true) : -1; if (index < 0) { return candidate; } @@ -36175,7 +39284,7 @@ var ts; // with the type arguments specified in the extends clause. var baseTypeNode = ts.getClassExtendsHeritageClauseElement(ts.getContainingClass(node)); if (baseTypeNode) { - var baseConstructors = getInstantiatedConstructorsForTypeArguments(superType, baseTypeNode.typeArguments); + var baseConstructors = getInstantiatedConstructorsForTypeArguments(superType, baseTypeNode.typeArguments, baseTypeNode); return resolveCall(node, baseConstructors, candidatesOutArray); } } @@ -36329,12 +39438,13 @@ var ts; if (containingClass) { var containingType = getTypeOfNode(containingClass); var baseTypes = getBaseTypes(containingType); - if (baseTypes.length) { + while (baseTypes.length) { var baseType = baseTypes[0]; if (modifiers & 16 /* Protected */ && baseType.symbol === declaration.parent.symbol) { return true; } + baseTypes = getBaseTypes(baseType); } } if (modifiers & 8 /* Private */) { @@ -36366,26 +39476,26 @@ var ts; return resolveCall(node, callSignatures, candidatesOutArray); } /** - * Gets the localized diagnostic head message to use for errors when resolving a decorator as a call expression. - */ + * Gets the localized diagnostic head message to use for errors when resolving a decorator as a call expression. + */ function getDiagnosticHeadMessageForDecoratorResolution(node) { switch (node.parent.kind) { - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: + case 228 /* ClassDeclaration */: + case 198 /* ClassExpression */: return ts.Diagnostics.Unable_to_resolve_signature_of_class_decorator_when_called_as_an_expression; - case 144 /* Parameter */: + case 145 /* Parameter */: return ts.Diagnostics.Unable_to_resolve_signature_of_parameter_decorator_when_called_as_an_expression; - case 147 /* PropertyDeclaration */: + case 148 /* PropertyDeclaration */: return ts.Diagnostics.Unable_to_resolve_signature_of_property_decorator_when_called_as_an_expression; - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 150 /* MethodDeclaration */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: return ts.Diagnostics.Unable_to_resolve_signature_of_method_decorator_when_called_as_an_expression; } } /** - * Resolves a decorator as if it were a call expression. - */ + * Resolves a decorator as if it were a call expression. + */ function resolveDecorator(node, candidatesOutArray) { var funcType = checkExpression(node.expression); var apparentType = getApparentType(funcType); @@ -36407,21 +39517,73 @@ var ts; } return resolveCall(node, callSignatures, candidatesOutArray, headMessage); } + /** + * This function is similar to getResolvedSignature but is exclusively for trying to resolve JSX stateless-function component. + * The main reason we have to use this function instead of getResolvedSignature because, the caller of this function will already check the type of openingLikeElement's tagName + * and pass the type as elementType. The elementType can not be a union (as such case should be handled by the caller of this function) + * Note: at this point, we are still not sure whether the opening-like element is a stateless function component or not. + * @param openingLikeElement an opening-like JSX element to try to resolve as JSX stateless function + * @param elementType an element type of the opneing-like element by checking opening-like element's tagname. + * @param candidatesOutArray an array of signature to be filled in by the function. It is passed by signature help in the language service; + * the function will fill it up with appropriate candidate signatures + */ + function getResolvedJsxStatelessFunctionSignature(openingLikeElement, elementType, candidatesOutArray) { + ts.Debug.assert(!(elementType.flags & 65536 /* Union */)); + var callSignature = resolveStatelessJsxOpeningLikeElement(openingLikeElement, elementType, candidatesOutArray); + return callSignature; + } + /** + * Try treating a given opening-like element as stateless function component and resolve a tagName to a function signature. + * @param openingLikeElement an JSX opening-like element we want to try resolve its stateless function if possible + * @param elementType a type of the opening-like JSX element, a result of resolving tagName in opening-like element. + * @param candidatesOutArray an array of signature to be filled in by the function. It is passed by signature help in the language service; + * the function will fill it up with appropriate candidate signatures + * @return a resolved signature if we can find function matching function signature through resolve call or a first signature in the list of functions. + * otherwise return undefined if tag-name of the opening-like element doesn't have call signatures + */ + function resolveStatelessJsxOpeningLikeElement(openingLikeElement, elementType, candidatesOutArray) { + // If this function is called from language service, elementType can be a union type. This is not possible if the function is called from compiler (see: resolveCustomJsxElementAttributesType) + if (elementType.flags & 65536 /* Union */) { + var types = elementType.types; + var result = void 0; + for (var _i = 0, types_18 = types; _i < types_18.length; _i++) { + var type = types_18[_i]; + result = result || resolveStatelessJsxOpeningLikeElement(openingLikeElement, type, candidatesOutArray); + } + return result; + } + var callSignatures = elementType && getSignaturesOfType(elementType, 0 /* Call */); + if (callSignatures && callSignatures.length > 0) { + var callSignature = void 0; + callSignature = resolveCall(openingLikeElement, callSignatures, candidatesOutArray); + return callSignature; + } + return undefined; + } function resolveSignature(node, candidatesOutArray) { switch (node.kind) { - case 179 /* CallExpression */: + case 180 /* CallExpression */: return resolveCallExpression(node, candidatesOutArray); - case 180 /* NewExpression */: + case 181 /* NewExpression */: return resolveNewExpression(node, candidatesOutArray); - case 181 /* TaggedTemplateExpression */: + case 182 /* TaggedTemplateExpression */: return resolveTaggedTemplateExpression(node, candidatesOutArray); - case 145 /* Decorator */: + case 146 /* Decorator */: return resolveDecorator(node, candidatesOutArray); + case 250 /* JsxOpeningElement */: + case 249 /* JsxSelfClosingElement */: + // This code-path is called by language service + return resolveStatelessJsxOpeningLikeElement(node, checkExpression(node.tagName), candidatesOutArray); } ts.Debug.fail("Branch in 'resolveSignature' should be unreachable."); } - // candidatesOutArray is passed by signature help in the language service, and collectCandidates - // must fill it up with the appropriate candidate signatures + /** + * Resolve a signature of a given call-like expression. + * @param node a call-like expression to try resolve a signature for + * @param candidatesOutArray an array of signature to be filled in by the function. It is passed by signature help in the language service; + * the function will fill it up with appropriate candidate signatures + * @return a signature of the call-like expression or undefined if one can't be found + */ function getResolvedSignature(node, candidatesOutArray) { var links = getNodeLinks(node); // If getResolvedSignature has already been called, we will have cached the resolvedSignature. @@ -36464,12 +39626,12 @@ var ts; if (node.expression.kind === 96 /* SuperKeyword */) { return voidType; } - if (node.kind === 180 /* NewExpression */) { + if (node.kind === 181 /* NewExpression */) { var declaration = signature.declaration; if (declaration && - declaration.kind !== 150 /* Constructor */ && - declaration.kind !== 154 /* ConstructSignature */ && - declaration.kind !== 159 /* ConstructorType */ && + declaration.kind !== 151 /* Constructor */ && + declaration.kind !== 155 /* ConstructSignature */ && + declaration.kind !== 160 /* ConstructorType */ && !ts.isJSDocConstructSignature(declaration)) { // When resolved signature is a call signature (and not a construct signature) the result type is any, unless // the declaring function had members created through 'x.prototype.y = expr' or 'this.y = expr' psuedodeclarations @@ -36479,10 +39641,13 @@ var ts; var funcSymbol = node.expression.kind === 70 /* Identifier */ ? getResolvedSymbol(node.expression) : checkExpression(node.expression).symbol; - if (funcSymbol && funcSymbol.members && (funcSymbol.flags & 16 /* Function */ || ts.isDeclarationOfFunctionExpression(funcSymbol))) { + if (funcSymbol && ts.isDeclarationOfFunctionOrClassExpression(funcSymbol)) { + funcSymbol = getSymbolOfNode(funcSymbol.valueDeclaration.initializer); + } + if (funcSymbol && funcSymbol.members && funcSymbol.flags & 16 /* Function */) { return getInferredClassType(funcSymbol); } - else if (compilerOptions.noImplicitAny) { + else if (noImplicitAny) { error(node, ts.Diagnostics.new_expression_whose_target_lacks_a_construct_signature_implicitly_has_an_any_type); } return anyType; @@ -36509,9 +39674,9 @@ var ts; return false; } var targetDeclarationKind = resolvedRequire.flags & 16 /* Function */ - ? 225 /* FunctionDeclaration */ + ? 227 /* FunctionDeclaration */ : resolvedRequire.flags & 3 /* Variable */ - ? 223 /* VariableDeclaration */ + ? 225 /* VariableDeclaration */ : 0 /* Unknown */; if (targetDeclarationKind !== 0 /* Unknown */) { var decl = ts.getDeclarationOfKind(resolvedRequire, targetDeclarationKind); @@ -36538,6 +39703,22 @@ var ts; function checkNonNullAssertion(node) { return getNonNullableType(checkExpression(node.expression)); } + function checkMetaProperty(node) { + checkGrammarMetaProperty(node); + var container = ts.getNewTargetContainer(node); + if (!container) { + error(node, ts.Diagnostics.Meta_property_0_is_only_allowed_in_the_body_of_a_function_declaration_function_expression_or_constructor, "new.target"); + return unknownType; + } + else if (container.kind === 151 /* Constructor */) { + var symbol = getSymbolOfNode(container.parent); + return getTypeOfSymbol(symbol); + } + else { + var symbol = getSymbolOfNode(container); + return getTypeOfSymbol(symbol); + } + } function getTypeOfParameter(symbol) { var type = getTypeOfSymbol(symbol); if (strictNullChecks) { @@ -36553,13 +39734,16 @@ var ts; pos < signature.parameters.length - 1 ? getTypeOfParameter(signature.parameters[pos]) : getRestTypeOfSignature(signature) : pos < signature.parameters.length ? getTypeOfParameter(signature.parameters[pos]) : anyType; } - function assignContextualParameterTypes(signature, context, mapper) { + function getTypeOfFirstParameterOfSignature(signature) { + return signature.parameters.length > 0 ? getTypeAtPosition(signature, 0) : neverType; + } + function assignContextualParameterTypes(signature, context, mapper, checkMode) { var len = signature.parameters.length - (signature.hasRestParameter ? 1 : 0); - if (isInferentialContext(mapper)) { + if (checkMode === 2 /* Inferential */) { for (var i = 0; i < len; i++) { var declaration = signature.parameters[i].valueDeclaration; if (declaration.type) { - inferTypes(mapper.context, getTypeFromTypeNode(declaration.type), getTypeAtPosition(context, i)); + inferTypesWithContext(mapper.context, getTypeFromTypeNode(declaration.type), getTypeAtPosition(context, i)); } } } @@ -36567,23 +39751,23 @@ var ts; var parameter = signature.thisParameter; if (!parameter || parameter.valueDeclaration && !parameter.valueDeclaration.type) { if (!parameter) { - signature.thisParameter = createTransientSymbol(context.thisParameter, undefined); + signature.thisParameter = createSymbolWithType(context.thisParameter, /*type*/ undefined); } - assignTypeToParameterAndFixTypeParameters(signature.thisParameter, getTypeOfSymbol(context.thisParameter), mapper); + assignTypeToParameterAndFixTypeParameters(signature.thisParameter, getTypeOfSymbol(context.thisParameter), mapper, checkMode); } } for (var i = 0; i < len; i++) { var parameter = signature.parameters[i]; if (!parameter.valueDeclaration.type) { var contextualParameterType = getTypeAtPosition(context, i); - assignTypeToParameterAndFixTypeParameters(parameter, contextualParameterType, mapper); + assignTypeToParameterAndFixTypeParameters(parameter, contextualParameterType, mapper, checkMode); } } if (signature.hasRestParameter && isRestParameterIndex(context, signature.parameters.length - 1)) { var parameter = ts.lastOrUndefined(signature.parameters); if (!parameter.valueDeclaration.type) { var contextualParameterType = getTypeOfSymbol(ts.lastOrUndefined(context.parameters)); - assignTypeToParameterAndFixTypeParameters(parameter, contextualParameterType, mapper); + assignTypeToParameterAndFixTypeParameters(parameter, contextualParameterType, mapper, checkMode); } } } @@ -36602,19 +39786,19 @@ var ts; } } } - function assignTypeToParameterAndFixTypeParameters(parameter, contextualType, mapper) { + function assignTypeToParameterAndFixTypeParameters(parameter, contextualType, mapper, checkMode) { var links = getSymbolLinks(parameter); if (!links.type) { links.type = instantiateType(contextualType, mapper); // if inference didn't come up with anything but {}, fall back to the binding pattern if present. if (links.type === emptyObjectType && - (parameter.valueDeclaration.name.kind === 172 /* ObjectBindingPattern */ || - parameter.valueDeclaration.name.kind === 173 /* ArrayBindingPattern */)) { + (parameter.valueDeclaration.name.kind === 173 /* ObjectBindingPattern */ || + parameter.valueDeclaration.name.kind === 174 /* ArrayBindingPattern */)) { links.type = getTypeFromBindingPattern(parameter.valueDeclaration.name); } assignBindingElementTypes(parameter.valueDeclaration); } - else if (isInferentialContext(mapper)) { + else if (checkMode === 2 /* Inferential */) { // Even if the parameter already has a type, it might be because it was given a type while // processing the function as an argument to a prior signature during overload resolution. // If this was the case, it may have caused some type parameters to be fixed. So here, @@ -36644,7 +39828,7 @@ var ts; // T in the second overload so that we do not infer Base as a candidate for T // (inferring Base would make type argument inference inconsistent between the two // overloads). - inferTypes(mapper.context, links.type, instantiateType(contextualType, mapper)); + inferTypesWithContext(mapper.context, links.type, instantiateType(contextualType, mapper)); } } function getReturnTypeFromJSDocComment(func) { @@ -36656,10 +39840,10 @@ var ts; } function createPromiseType(promisedType) { // creates a `Promise<T>` type where `T` is the promisedType argument - var globalPromiseType = getGlobalPromiseType(); + var globalPromiseType = getGlobalPromiseType(/*reportErrors*/ true); if (globalPromiseType !== emptyGenericType) { // if the promised type is itself a promise, get the underlying type; otherwise, fallback to the promised type - promisedType = getAwaitedType(promisedType); + promisedType = getAwaitedType(promisedType) || emptyObjectType; return createTypeReference(globalPromiseType, [promisedType]); } return emptyObjectType; @@ -36670,53 +39854,63 @@ var ts; error(func, ts.Diagnostics.An_async_function_or_method_must_return_a_Promise_Make_sure_you_have_a_declaration_for_Promise_or_include_ES2015_in_your_lib_option); return unknownType; } + else if (!getGlobalPromiseConstructorSymbol(/*reportErrors*/ true)) { + error(func, ts.Diagnostics.An_async_function_or_method_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option); + } return promiseType; } - function getReturnTypeFromBody(func, contextualMapper) { + function getReturnTypeFromBody(func, checkMode) { var contextualSignature = getContextualSignatureForFunctionLikeDeclaration(func); if (!func.body) { return unknownType; } - var isAsync = ts.isAsyncFunctionLike(func); + var functionFlags = ts.getFunctionFlags(func); var type; - if (func.body.kind !== 204 /* Block */) { - type = checkExpressionCached(func.body, contextualMapper); - if (isAsync) { + if (func.body.kind !== 206 /* Block */) { + type = checkExpressionCached(func.body, checkMode); + if (functionFlags & 2 /* Async */) { // From within an async function you can return either a non-promise value or a promise. Any // Promise/A+ compatible implementation will always assimilate any foreign promise, so the // return type of the body should be unwrapped to its awaited type, which we will wrap in // the native Promise<T> type later in this function. - type = checkAwaitedType(type, func, ts.Diagnostics.Return_expression_in_async_function_does_not_have_a_valid_callable_then_member); + type = checkAwaitedType(type, /*errorNode*/ func, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member); } } else { var types = void 0; - var funcIsGenerator = !!func.asteriskToken; - if (funcIsGenerator) { - types = checkAndAggregateYieldOperandTypes(func, contextualMapper); - if (types.length === 0) { - var iterableIteratorAny = createIterableIteratorType(anyType); - if (compilerOptions.noImplicitAny) { + if (functionFlags & 1 /* Generator */) { + types = ts.concatenate(checkAndAggregateYieldOperandTypes(func, checkMode), checkAndAggregateReturnExpressionTypes(func, checkMode)); + if (!types || types.length === 0) { + var iterableIteratorAny = functionFlags & 2 /* Async */ + ? createAsyncIterableIteratorType(anyType) // AsyncGenerator function + : createIterableIteratorType(anyType); // Generator function + if (noImplicitAny) { error(func.asteriskToken, ts.Diagnostics.Generator_implicitly_has_type_0_because_it_does_not_yield_any_values_Consider_supplying_a_return_type, typeToString(iterableIteratorAny)); } return iterableIteratorAny; } } else { - types = checkAndAggregateReturnExpressionTypes(func, contextualMapper); + types = checkAndAggregateReturnExpressionTypes(func, checkMode); if (!types) { // For an async function, the return type will not be never, but rather a Promise for never. - return isAsync ? createPromiseReturnType(func, neverType) : neverType; + return functionFlags & 2 /* Async */ + ? createPromiseReturnType(func, neverType) // Async function + : neverType; // Normal function } if (types.length === 0) { // For an async function, the return type will not be void, but rather a Promise for void. - return isAsync ? createPromiseReturnType(func, voidType) : voidType; + return functionFlags & 2 /* Async */ + ? createPromiseReturnType(func, voidType) // Async function + : voidType; // Normal function } } // Return a union of the return expression types. type = getUnionType(types, /*subtypeReduction*/ true); - if (funcIsGenerator) { - type = createIterableIteratorType(type); + if (functionFlags & 1 /* Generator */) { + type = functionFlags & 2 /* Async */ + ? createAsyncIterableIteratorType(type) // AsyncGenerator function + : createIterableIteratorType(type); // Generator function } } if (!contextualSignature) { @@ -36731,17 +39925,25 @@ var ts; // From within an async function you can return either a non-promise value or a promise. Any // Promise/A+ compatible implementation will always assimilate any foreign promise, so the // return type of the body is awaited type of the body, wrapped in a native Promise<T> type. - return isAsync ? createPromiseReturnType(func, widenedType) : widenedType; + return (functionFlags & 3 /* AsyncOrAsyncGenerator */) === 2 /* Async */ + ? createPromiseReturnType(func, widenedType) // Async function + : widenedType; // Generator function, AsyncGenerator function, or normal function } - function checkAndAggregateYieldOperandTypes(func, contextualMapper) { + function checkAndAggregateYieldOperandTypes(func, checkMode) { var aggregatedTypes = []; + var functionFlags = ts.getFunctionFlags(func); ts.forEachYieldExpression(func.body, function (yieldExpression) { var expr = yieldExpression.expression; if (expr) { - var type = checkExpressionCached(expr, contextualMapper); + var type = checkExpressionCached(expr, checkMode); if (yieldExpression.asteriskToken) { // A yield* expression effectively yields everything that its operand yields - type = checkElementTypeOfIterable(type, yieldExpression.expression); + type = checkIteratedTypeOrElementType(type, yieldExpression.expression, /*allowStringInput*/ false, (functionFlags & 2 /* Async */) !== 0); + } + if (functionFlags & 2 /* Async */) { + type = checkAwaitedType(type, expr, yieldExpression.asteriskToken + ? ts.Diagnostics.Type_of_iterated_elements_of_a_yield_Asterisk_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member + : ts.Diagnostics.Type_of_yield_operand_in_an_async_generator_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member); } if (!ts.contains(aggregatedTypes, type)) { aggregatedTypes.push(type); @@ -36762,33 +39964,33 @@ var ts; if (!switchTypes.length) { return false; } - return eachTypeContainedIn(type, switchTypes); + return eachTypeContainedIn(mapType(type, getRegularTypeOfLiteralType), switchTypes); } function functionHasImplicitReturn(func) { if (!(func.flags & 128 /* HasImplicitReturn */)) { return false; } var lastStatement = ts.lastOrUndefined(func.body.statements); - if (lastStatement && lastStatement.kind === 218 /* SwitchStatement */ && isExhaustiveSwitchStatement(lastStatement)) { + if (lastStatement && lastStatement.kind === 220 /* SwitchStatement */ && isExhaustiveSwitchStatement(lastStatement)) { return false; } return true; } - function checkAndAggregateReturnExpressionTypes(func, contextualMapper) { - var isAsync = ts.isAsyncFunctionLike(func); + function checkAndAggregateReturnExpressionTypes(func, checkMode) { + var functionFlags = ts.getFunctionFlags(func); var aggregatedTypes = []; var hasReturnWithNoExpression = functionHasImplicitReturn(func); var hasReturnOfTypeNever = false; ts.forEachReturnStatement(func.body, function (returnStatement) { var expr = returnStatement.expression; if (expr) { - var type = checkExpressionCached(expr, contextualMapper); - if (isAsync) { + var type = checkExpressionCached(expr, checkMode); + if (functionFlags & 2 /* Async */) { // From within an async function you can return either a non-promise value or a promise. Any // Promise/A+ compatible implementation will always assimilate any foreign promise, so the // return type of the body should be unwrapped to its awaited type, which should be wrapped in // the native Promise<T> type by the caller. - type = checkAwaitedType(type, func, ts.Diagnostics.Return_expression_in_async_function_does_not_have_a_valid_callable_then_member); + type = checkAwaitedType(type, func, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member); } if (type.flags & 8192 /* Never */) { hasReturnOfTypeNever = true; @@ -36802,7 +40004,7 @@ var ts; } }); if (aggregatedTypes.length === 0 && !hasReturnWithNoExpression && (hasReturnOfTypeNever || - func.kind === 184 /* FunctionExpression */ || func.kind === 185 /* ArrowFunction */)) { + func.kind === 185 /* FunctionExpression */ || func.kind === 186 /* ArrowFunction */)) { return undefined; } if (strictNullChecks && aggregatedTypes.length && hasReturnWithNoExpression) { @@ -36831,7 +40033,7 @@ var ts; } // If all we have is a function signature, or an arrow function with an expression body, then there is nothing to check. // also if HasImplicitReturn flag is not set this means that all codepaths in function body end with return or throw - if (ts.nodeIsMissing(func.body) || func.body.kind !== 204 /* Block */ || !functionHasImplicitReturn(func)) { + if (ts.nodeIsMissing(func.body) || func.body.kind !== 206 /* Block */ || !functionHasImplicitReturn(func)) { return; } var hasExplicitReturn = func.flags & 256 /* HasExplicitReturn */; @@ -36863,22 +40065,22 @@ var ts; error(func.type || func, ts.Diagnostics.Not_all_code_paths_return_a_value); } } - function checkFunctionExpressionOrObjectLiteralMethod(node, contextualMapper) { - ts.Debug.assert(node.kind !== 149 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); + function checkFunctionExpressionOrObjectLiteralMethod(node, checkMode) { + ts.Debug.assert(node.kind !== 150 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); // Grammar checking var hasGrammarError = checkGrammarFunctionLikeDeclaration(node); - if (!hasGrammarError && node.kind === 184 /* FunctionExpression */) { + if (!hasGrammarError && node.kind === 185 /* FunctionExpression */) { checkGrammarForGenerator(node); } // The identityMapper object is used to indicate that function expressions are wildcards - if (contextualMapper === identityMapper && isContextSensitive(node)) { + if (checkMode === 1 /* SkipContextSensitive */ && isContextSensitive(node)) { checkNodeDeferred(node); return anyFunctionType; } var links = getNodeLinks(node); var type = getTypeOfSymbol(node.symbol); var contextSensitive = isContextSensitive(node); - var mightFixTypeParameters = contextSensitive && isInferentialContext(contextualMapper); + var mightFixTypeParameters = contextSensitive && checkMode === 2 /* Inferential */; // Check if function expression is contextually typed and assign parameter types if so. // See the comment in assignTypeToParameterAndFixTypeParameters to understand why we need to // check mightFixTypeParameters. @@ -36893,10 +40095,10 @@ var ts; if (contextualSignature) { var signature = getSignaturesOfType(type, 0 /* Call */)[0]; if (contextSensitive) { - assignContextualParameterTypes(signature, contextualSignature, contextualMapper || identityMapper); + assignContextualParameterTypes(signature, contextualSignature, getContextualMapper(node), checkMode); } if (mightFixTypeParameters || !node.type && !signature.resolvedReturnType) { - var returnType = getReturnTypeFromBody(node, contextualMapper); + var returnType = getReturnTypeFromBody(node, checkMode); if (!signature.resolvedReturnType) { signature.resolvedReturnType = returnType; } @@ -36908,17 +40110,21 @@ var ts; } } } - if (produceDiagnostics && node.kind !== 149 /* MethodDeclaration */) { + if (produceDiagnostics && node.kind !== 150 /* MethodDeclaration */) { checkCollisionWithCapturedSuperVariable(node, node.name); checkCollisionWithCapturedThisVariable(node, node.name); + checkCollisionWithCapturedNewTargetVariable(node, node.name); } return type; } function checkFunctionExpressionOrObjectLiteralMethodDeferred(node) { - ts.Debug.assert(node.kind !== 149 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); - var isAsync = ts.isAsyncFunctionLike(node); - var returnOrPromisedType = node.type && (isAsync ? checkAsyncFunctionReturnType(node) : getTypeFromTypeNode(node.type)); - if (!node.asteriskToken) { + ts.Debug.assert(node.kind !== 150 /* MethodDeclaration */ || ts.isObjectLiteralMethod(node)); + var functionFlags = ts.getFunctionFlags(node); + var returnOrPromisedType = node.type && + ((functionFlags & 3 /* AsyncOrAsyncGenerator */) === 2 /* Async */ ? + checkAsyncFunctionReturnType(node) : + getTypeFromTypeNode(node.type)); // AsyncGenerator function, Generator function, or normal function + if ((functionFlags & 1 /* Generator */) === 0) { // return is not necessary in the body of generators checkAllCodePathsInNonVoidFunctionReturnOrThrow(node, returnOrPromisedType); } @@ -36931,7 +40137,7 @@ var ts; // checkFunctionExpressionBodies). So it must be done now. getReturnTypeOfSignature(getSignatureFromDeclaration(node)); } - if (node.body.kind === 204 /* Block */) { + if (node.body.kind === 206 /* Block */) { checkSourceElement(node.body); } else { @@ -36942,8 +40148,8 @@ var ts; // its return type annotation. var exprType = checkExpression(node.body); if (returnOrPromisedType) { - if (isAsync) { - var awaitedType = checkAwaitedType(exprType, node.body, ts.Diagnostics.Expression_body_for_async_arrow_function_does_not_have_a_valid_callable_then_member); + if ((functionFlags & 3 /* AsyncOrAsyncGenerator */) === 2 /* Async */) { + var awaitedType = checkAwaitedType(exprType, node.body, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member); checkTypeAssignableTo(awaitedType, returnOrPromisedType, node.body); } else { @@ -36968,21 +40174,21 @@ var ts; // Get accessors without matching set accessors // Enum members // Unions and intersections of the above (unions and intersections eagerly set isReadonly on creation) - return symbol.isReadonly || - symbol.flags & 4 /* Property */ && (getDeclarationModifierFlagsFromSymbol(symbol) & 64 /* Readonly */) !== 0 || - symbol.flags & 3 /* Variable */ && (getDeclarationNodeFlagsFromSymbol(symbol) & 2 /* Const */) !== 0 || + return !!(getCheckFlags(symbol) & 8 /* Readonly */ || + symbol.flags & 4 /* Property */ && getDeclarationModifierFlagsFromSymbol(symbol) & 64 /* Readonly */ || + symbol.flags & 3 /* Variable */ && getDeclarationNodeFlagsFromSymbol(symbol) & 2 /* Const */ || symbol.flags & 98304 /* Accessor */ && !(symbol.flags & 65536 /* SetAccessor */) || - (symbol.flags & 8 /* EnumMember */) !== 0; + symbol.flags & 8 /* EnumMember */); } function isReferenceToReadonlyEntity(expr, symbol) { if (isReadonlySymbol(symbol)) { // Allow assignments to readonly properties within constructors of the same class declaration. if (symbol.flags & 4 /* Property */ && - (expr.kind === 177 /* PropertyAccessExpression */ || expr.kind === 178 /* ElementAccessExpression */) && + (expr.kind === 178 /* PropertyAccessExpression */ || expr.kind === 179 /* ElementAccessExpression */) && expr.expression.kind === 98 /* ThisKeyword */) { // Look for if this is the constructor for the class that `symbol` is a property of. var func = ts.getContainingFunction(expr); - if (!(func && func.kind === 150 /* Constructor */)) + if (!(func && func.kind === 151 /* Constructor */)) return true; // If func.parent is a class and symbol is a (readonly) property of that class, or // if func is a constructor and symbol is a (readonly) parameter property declared in it, @@ -36994,13 +40200,13 @@ var ts; return false; } function isReferenceThroughNamespaceImport(expr) { - if (expr.kind === 177 /* PropertyAccessExpression */ || expr.kind === 178 /* ElementAccessExpression */) { + if (expr.kind === 178 /* PropertyAccessExpression */ || expr.kind === 179 /* ElementAccessExpression */) { var node = ts.skipParentheses(expr.expression); if (node.kind === 70 /* Identifier */) { var symbol = getNodeLinks(node).resolvedSymbol; if (symbol.flags & 8388608 /* Alias */) { var declaration = getDeclarationOfAliasSymbol(symbol); - return declaration && declaration.kind === 237 /* NamespaceImport */; + return declaration && declaration.kind === 239 /* NamespaceImport */; } } } @@ -37009,7 +40215,7 @@ var ts; function checkReferenceExpression(expr, invalidReferenceMessage) { // References are combinations of identifiers, parentheses, and property accesses. var node = ts.skipParentheses(expr); - if (node.kind !== 70 /* Identifier */ && node.kind !== 177 /* PropertyAccessExpression */ && node.kind !== 178 /* ElementAccessExpression */) { + if (node.kind !== 70 /* Identifier */ && node.kind !== 178 /* PropertyAccessExpression */ && node.kind !== 179 /* ElementAccessExpression */) { error(expr, invalidReferenceMessage); return false; } @@ -37017,11 +40223,21 @@ var ts; } function checkDeleteExpression(node) { checkExpression(node.expression); + var expr = ts.skipParentheses(node.expression); + if (expr.kind !== 178 /* PropertyAccessExpression */ && expr.kind !== 179 /* ElementAccessExpression */) { + error(expr, ts.Diagnostics.The_operand_of_a_delete_operator_must_be_a_property_reference); + return booleanType; + } + var links = getNodeLinks(expr); + var symbol = getExportSymbolOfValueSymbolIfExported(links.resolvedSymbol); + if (symbol && isReadonlySymbol(symbol)) { + error(expr, ts.Diagnostics.The_operand_of_a_delete_operator_cannot_be_a_read_only_property); + } return booleanType; } function checkTypeOfExpression(node) { checkExpression(node.expression); - return stringType; + return typeofType; } function checkVoidExpression(node) { checkExpression(node.expression); @@ -37030,7 +40246,7 @@ var ts; function checkAwaitExpression(node) { // Grammar checking if (produceDiagnostics) { - if (!(node.flags & 524288 /* AwaitContext */)) { + if (!(node.flags & 16384 /* AwaitContext */)) { grammarErrorOnFirstToken(node, ts.Diagnostics.await_expression_is_only_allowed_within_an_async_function); } if (isInParameterInitializerBeforeContainingFunction(node)) { @@ -37038,7 +40254,7 @@ var ts; } } var operandType = checkExpression(node.expression); - return checkAwaitedType(operandType, node); + return checkAwaitedType(operandType, node, ts.Diagnostics.Type_of_await_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member); } function checkPrefixUnaryExpression(node) { var operandType = checkExpression(node.operand); @@ -37052,6 +40268,7 @@ var ts; case 36 /* PlusToken */: case 37 /* MinusToken */: case 51 /* TildeToken */: + checkNonNullType(operandType, node.operand); if (maybeTypeOfKind(operandType, 512 /* ESSymbol */)) { error(node.operand, ts.Diagnostics.The_0_operator_cannot_be_applied_to_type_symbol, ts.tokenToString(node.operator)); } @@ -37063,7 +40280,7 @@ var ts; booleanType; case 42 /* PlusPlusToken */: case 43 /* MinusMinusToken */: - var ok = checkArithmeticOperandType(node.operand, getNonNullableType(operandType), ts.Diagnostics.An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type); + var ok = checkArithmeticOperandType(node.operand, checkNonNullType(operandType, node.operand), ts.Diagnostics.An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type); if (ok) { // run check only if former checks succeeded to avoid reporting cascading errors checkReferenceExpression(node.operand, ts.Diagnostics.The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access); @@ -37077,7 +40294,7 @@ var ts; if (operandType === silentNeverType) { return silentNeverType; } - var ok = checkArithmeticOperandType(node.operand, getNonNullableType(operandType), ts.Diagnostics.An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type); + var ok = checkArithmeticOperandType(node.operand, checkNonNullType(operandType, node.operand), ts.Diagnostics.An_arithmetic_operand_must_be_of_type_any_number_or_an_enum_type); if (ok) { // run check only if former checks succeeded to avoid reporting cascading errors checkReferenceExpression(node.operand, ts.Diagnostics.The_operand_of_an_increment_or_decrement_operator_must_be_a_variable_or_a_property_access); @@ -37092,8 +40309,8 @@ var ts; } if (type.flags & 196608 /* UnionOrIntersection */) { var types = type.types; - for (var _i = 0, types_15 = types; _i < types_15.length; _i++) { - var t = types_15[_i]; + for (var _i = 0, types_19 = types; _i < types_19.length; _i++) { + var t = types_19[_i]; if (maybeTypeOfKind(t, kind)) { return true; } @@ -37110,8 +40327,8 @@ var ts; } if (type.flags & 65536 /* Union */) { var types = type.types; - for (var _i = 0, types_16 = types; _i < types_16.length; _i++) { - var t = types_16[_i]; + for (var _i = 0, types_20 = types; _i < types_20.length; _i++) { + var t = types_20[_i]; if (!isTypeOfKind(t, kind)) { return false; } @@ -37120,8 +40337,8 @@ var ts; } if (type.flags & 131072 /* Intersection */) { var types = type.types; - for (var _a = 0, types_17 = types; _a < types_17.length; _a++) { - var t = types_17[_a]; + for (var _a = 0, types_21 = types; _a < types_21.length; _a++) { + var t = types_21[_a]; if (isTypeOfKind(t, kind)) { return true; } @@ -37141,14 +40358,17 @@ var ts; } // TypeScript 1.0 spec (April 2014): 4.15.4 // The instanceof operator requires the left operand to be of type Any, an object type, or a type parameter type, - // and the right operand to be of type Any or a subtype of the 'Function' interface type. + // and the right operand to be of type Any, a subtype of the 'Function' interface type, or have a call or construct signature. // The result is always of the Boolean primitive type. // NOTE: do not raise error if leftType is unknown as related error was already reported if (isTypeOfKind(leftType, 8190 /* Primitive */)) { error(left, ts.Diagnostics.The_left_hand_side_of_an_instanceof_expression_must_be_of_type_any_an_object_type_or_a_type_parameter); } // NOTE: do not raise error if right is unknown as related error was already reported - if (!(isTypeAny(rightType) || isTypeSubtypeOf(rightType, globalFunctionType))) { + if (!(isTypeAny(rightType) || + getSignaturesOfType(rightType, 0 /* Call */).length || + getSignaturesOfType(rightType, 1 /* Construct */).length || + isTypeSubtypeOf(rightType, globalFunctionType))) { error(right, ts.Diagnostics.The_right_hand_side_of_an_instanceof_expression_must_be_of_type_any_or_of_a_type_assignable_to_the_Function_interface_type); } return booleanType; @@ -37157,6 +40377,8 @@ var ts; if (leftType === silentNeverType || rightType === silentNeverType) { return silentNeverType; } + leftType = checkNonNullType(leftType, left); + rightType = checkNonNullType(rightType, right); // TypeScript 1.0 spec (April 2014): 4.15.5 // The in operator requires the left operand to be of type Any, the String primitive type, or the Number primitive type, // and the right operand to be of type Any, an object type, or a type parameter type. @@ -37164,37 +40386,37 @@ var ts; if (!(isTypeComparableTo(leftType, stringType) || isTypeOfKind(leftType, 340 /* NumberLike */ | 512 /* ESSymbol */))) { error(left, ts.Diagnostics.The_left_hand_side_of_an_in_expression_must_be_of_type_any_string_number_or_symbol); } - if (!isTypeAnyOrAllConstituentTypesHaveKind(rightType, 32768 /* Object */ | 16384 /* TypeParameter */ | 524288 /* IndexedAccess */)) { + if (!isTypeAnyOrAllConstituentTypesHaveKind(rightType, 32768 /* Object */ | 540672 /* TypeVariable */ | 16777216 /* NonPrimitive */)) { error(right, ts.Diagnostics.The_right_hand_side_of_an_in_expression_must_be_of_type_any_an_object_type_or_a_type_parameter); } return booleanType; } function checkObjectLiteralAssignment(node, sourceType) { var properties = node.properties; - for (var _i = 0, properties_5 = properties; _i < properties_5.length; _i++) { - var p = properties_5[_i]; + for (var _i = 0, properties_7 = properties; _i < properties_7.length; _i++) { + var p = properties_7[_i]; checkObjectLiteralDestructuringPropertyAssignment(sourceType, p, properties); } return sourceType; } /** Note: If property cannot be a SpreadAssignment, then allProperties does not need to be provided */ function checkObjectLiteralDestructuringPropertyAssignment(objectLiteralType, property, allProperties) { - if (property.kind === 257 /* PropertyAssignment */ || property.kind === 258 /* ShorthandPropertyAssignment */) { - var name_20 = property.name; - if (name_20.kind === 142 /* ComputedPropertyName */) { - checkComputedPropertyName(name_20); + if (property.kind === 260 /* PropertyAssignment */ || property.kind === 261 /* ShorthandPropertyAssignment */) { + var name = property.name; + if (name.kind === 143 /* ComputedPropertyName */) { + checkComputedPropertyName(name); } - if (isComputedNonLiteralName(name_20)) { + if (isComputedNonLiteralName(name)) { return undefined; } - var text = ts.getTextOfPropertyName(name_20); + var text = ts.getTextOfPropertyName(name); var type = isTypeAny(objectLiteralType) ? objectLiteralType : getTypeOfPropertyOfType(objectLiteralType, text) || isNumericLiteralName(text) && getIndexTypeOfType(objectLiteralType, 1 /* Number */) || getIndexTypeOfType(objectLiteralType, 0 /* String */); if (type) { - if (property.kind === 258 /* ShorthandPropertyAssignment */) { + if (property.kind === 261 /* ShorthandPropertyAssignment */) { return checkDestructuringAssignment(property, type); } else { @@ -37203,10 +40425,13 @@ var ts; } } else { - error(name_20, ts.Diagnostics.Type_0_has_no_property_1_and_no_string_index_signature, typeToString(objectLiteralType), ts.declarationNameToString(name_20)); + error(name, ts.Diagnostics.Type_0_has_no_property_1_and_no_string_index_signature, typeToString(objectLiteralType), ts.declarationNameToString(name)); } } - else if (property.kind === 259 /* SpreadAssignment */) { + else if (property.kind === 262 /* SpreadAssignment */) { + if (languageVersion < 5 /* ESNext */) { + checkExternalEmitHelpers(property, 4 /* Rest */); + } var nonRestNames = []; if (allProperties) { for (var i = 0; i < allProperties.length - 1; i++) { @@ -37220,22 +40445,25 @@ var ts; error(property, ts.Diagnostics.Property_assignment_expected); } } - function checkArrayLiteralAssignment(node, sourceType, contextualMapper) { + function checkArrayLiteralAssignment(node, sourceType, checkMode) { + if (languageVersion < 2 /* ES2015 */ && compilerOptions.downlevelIteration) { + checkExternalEmitHelpers(node, 512 /* Read */); + } // This elementType will be used if the specific property corresponding to this index is not // present (aka the tuple element property). This call also checks that the parentType is in // fact an iterable or array (depending on target language). - var elementType = checkIteratedTypeOrElementType(sourceType, node, /*allowStringInput*/ false) || unknownType; + var elementType = checkIteratedTypeOrElementType(sourceType, node, /*allowStringInput*/ false, /*allowAsyncIterable*/ false) || unknownType; var elements = node.elements; for (var i = 0; i < elements.length; i++) { - checkArrayLiteralDestructuringElementAssignment(node, sourceType, i, elementType, contextualMapper); + checkArrayLiteralDestructuringElementAssignment(node, sourceType, i, elementType, checkMode); } return sourceType; } - function checkArrayLiteralDestructuringElementAssignment(node, sourceType, elementIndex, elementType, contextualMapper) { + function checkArrayLiteralDestructuringElementAssignment(node, sourceType, elementIndex, elementType, checkMode) { var elements = node.elements; var element = elements[elementIndex]; - if (element.kind !== 198 /* OmittedExpression */) { - if (element.kind !== 196 /* SpreadElement */) { + if (element.kind !== 199 /* OmittedExpression */) { + if (element.kind !== 197 /* SpreadElement */) { var propName = "" + elementIndex; var type = isTypeAny(sourceType) ? sourceType @@ -37243,7 +40471,7 @@ var ts; ? getTypeOfPropertyOfType(sourceType, propName) : elementType; if (type) { - return checkDestructuringAssignment(element, type, contextualMapper); + return checkDestructuringAssignment(element, type, checkMode); } else { // We still need to check element expression here because we may need to set appropriate flag on the expression @@ -37263,20 +40491,20 @@ var ts; } else { var restExpression = element.expression; - if (restExpression.kind === 192 /* BinaryExpression */ && restExpression.operatorToken.kind === 57 /* EqualsToken */) { + if (restExpression.kind === 193 /* BinaryExpression */ && restExpression.operatorToken.kind === 57 /* EqualsToken */) { error(restExpression.operatorToken, ts.Diagnostics.A_rest_element_cannot_have_an_initializer); } else { - return checkDestructuringAssignment(restExpression, createArrayType(elementType), contextualMapper); + return checkDestructuringAssignment(restExpression, createArrayType(elementType), checkMode); } } } } return undefined; } - function checkDestructuringAssignment(exprOrAssignment, sourceType, contextualMapper) { + function checkDestructuringAssignment(exprOrAssignment, sourceType, checkMode) { var target; - if (exprOrAssignment.kind === 258 /* ShorthandPropertyAssignment */) { + if (exprOrAssignment.kind === 261 /* ShorthandPropertyAssignment */) { var prop = exprOrAssignment; if (prop.objectAssignmentInitializer) { // In strict null checking mode, if a default value of a non-undefined type is specified, remove @@ -37285,28 +40513,28 @@ var ts; !(getFalsyFlags(checkExpression(prop.objectAssignmentInitializer)) & 2048 /* Undefined */)) { sourceType = getTypeWithFacts(sourceType, 131072 /* NEUndefined */); } - checkBinaryLikeExpression(prop.name, prop.equalsToken, prop.objectAssignmentInitializer, contextualMapper); + checkBinaryLikeExpression(prop.name, prop.equalsToken, prop.objectAssignmentInitializer, checkMode); } target = exprOrAssignment.name; } else { target = exprOrAssignment; } - if (target.kind === 192 /* BinaryExpression */ && target.operatorToken.kind === 57 /* EqualsToken */) { - checkBinaryExpression(target, contextualMapper); + if (target.kind === 193 /* BinaryExpression */ && target.operatorToken.kind === 57 /* EqualsToken */) { + checkBinaryExpression(target, checkMode); target = target.left; } - if (target.kind === 176 /* ObjectLiteralExpression */) { + if (target.kind === 177 /* ObjectLiteralExpression */) { return checkObjectLiteralAssignment(target, sourceType); } - if (target.kind === 175 /* ArrayLiteralExpression */) { - return checkArrayLiteralAssignment(target, sourceType, contextualMapper); + if (target.kind === 176 /* ArrayLiteralExpression */) { + return checkArrayLiteralAssignment(target, sourceType, checkMode); } - return checkReferenceAssignment(target, sourceType, contextualMapper); + return checkReferenceAssignment(target, sourceType, checkMode); } - function checkReferenceAssignment(target, sourceType, contextualMapper) { - var targetType = checkExpression(target, contextualMapper); - var error = target.parent.kind === 259 /* SpreadAssignment */ ? + function checkReferenceAssignment(target, sourceType, checkMode) { + var targetType = checkExpression(target, checkMode); + var error = target.parent.kind === 262 /* SpreadAssignment */ ? ts.Diagnostics.The_target_of_an_object_rest_assignment_must_be_a_variable_or_a_property_access : ts.Diagnostics.The_left_hand_side_of_an_assignment_expression_must_be_a_variable_or_a_property_access; if (checkReferenceExpression(target, error)) { @@ -37328,35 +40556,35 @@ var ts; case 70 /* Identifier */: case 9 /* StringLiteral */: case 11 /* RegularExpressionLiteral */: - case 181 /* TaggedTemplateExpression */: - case 194 /* TemplateExpression */: + case 182 /* TaggedTemplateExpression */: + case 195 /* TemplateExpression */: case 12 /* NoSubstitutionTemplateLiteral */: case 8 /* NumericLiteral */: case 100 /* TrueKeyword */: case 85 /* FalseKeyword */: case 94 /* NullKeyword */: - case 137 /* UndefinedKeyword */: - case 184 /* FunctionExpression */: - case 197 /* ClassExpression */: - case 185 /* ArrowFunction */: - case 175 /* ArrayLiteralExpression */: - case 176 /* ObjectLiteralExpression */: - case 187 /* TypeOfExpression */: - case 201 /* NonNullExpression */: - case 247 /* JsxSelfClosingElement */: - case 246 /* JsxElement */: + case 138 /* UndefinedKeyword */: + case 185 /* FunctionExpression */: + case 198 /* ClassExpression */: + case 186 /* ArrowFunction */: + case 176 /* ArrayLiteralExpression */: + case 177 /* ObjectLiteralExpression */: + case 188 /* TypeOfExpression */: + case 202 /* NonNullExpression */: + case 249 /* JsxSelfClosingElement */: + case 248 /* JsxElement */: return true; - case 193 /* ConditionalExpression */: + case 194 /* ConditionalExpression */: return isSideEffectFree(node.whenTrue) && isSideEffectFree(node.whenFalse); - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: if (ts.isAssignmentOperator(node.operatorToken.kind)) { return false; } return isSideEffectFree(node.left) && isSideEffectFree(node.right); - case 190 /* PrefixUnaryExpression */: - case 191 /* PostfixUnaryExpression */: + case 191 /* PrefixUnaryExpression */: + case 192 /* PostfixUnaryExpression */: // Unary operators ~, !, +, and - have no side effects. // The rest do. switch (node.operator) { @@ -37368,9 +40596,9 @@ var ts; } return false; // Some forms listed here for clarity - case 188 /* VoidExpression */: // Explicit opt-out - case 182 /* TypeAssertionExpression */: // Not SEF, but can produce useful type warnings - case 200 /* AsExpression */: // Not SEF, but can produce useful type warnings + case 189 /* VoidExpression */: // Explicit opt-out + case 183 /* TypeAssertionExpression */: // Not SEF, but can produce useful type warnings + case 201 /* AsExpression */: // Not SEF, but can produce useful type warnings default: return false; } @@ -37385,16 +40613,16 @@ var ts; firstAssignableToSecond && !secondAssignableToFirst ? type2 : getUnionType([type1, type2], /*subtypeReduction*/ true); } - function checkBinaryExpression(node, contextualMapper) { - return checkBinaryLikeExpression(node.left, node.operatorToken, node.right, contextualMapper, node); + function checkBinaryExpression(node, checkMode) { + return checkBinaryLikeExpression(node.left, node.operatorToken, node.right, checkMode, node); } - function checkBinaryLikeExpression(left, operatorToken, right, contextualMapper, errorNode) { + function checkBinaryLikeExpression(left, operatorToken, right, checkMode, errorNode) { var operator = operatorToken.kind; - if (operator === 57 /* EqualsToken */ && (left.kind === 176 /* ObjectLiteralExpression */ || left.kind === 175 /* ArrayLiteralExpression */)) { - return checkDestructuringAssignment(left, checkExpression(right, contextualMapper), contextualMapper); + if (operator === 57 /* EqualsToken */ && (left.kind === 177 /* ObjectLiteralExpression */ || left.kind === 176 /* ArrayLiteralExpression */)) { + return checkDestructuringAssignment(left, checkExpression(right, checkMode), checkMode); } - var leftType = checkExpression(left, contextualMapper); - var rightType = checkExpression(right, contextualMapper); + var leftType = checkExpression(left, checkMode); + var rightType = checkExpression(right, checkMode); switch (operator) { case 38 /* AsteriskToken */: case 39 /* AsteriskAsteriskToken */: @@ -37421,18 +40649,8 @@ var ts; if (leftType === silentNeverType || rightType === silentNeverType) { return silentNeverType; } - // TypeScript 1.0 spec (April 2014): 4.19.1 - // These operators require their operands to be of type Any, the Number primitive type, - // or an enum type. Operands of an enum type are treated - // as having the primitive type Number. If one operand is the null or undefined value, - // it is treated as having the type of the other operand. - // The result is always of the Number primitive type. - if (leftType.flags & 6144 /* Nullable */) - leftType = rightType; - if (rightType.flags & 6144 /* Nullable */) - rightType = leftType; - leftType = getNonNullableType(leftType); - rightType = getNonNullableType(rightType); + leftType = checkNonNullType(leftType, left); + rightType = checkNonNullType(rightType, right); var suggestedOperator = void 0; // if a user tries to apply a bitwise operator to 2 boolean operands // try and return them a helpful suggestion @@ -37455,16 +40673,10 @@ var ts; if (leftType === silentNeverType || rightType === silentNeverType) { return silentNeverType; } - // TypeScript 1.0 spec (April 2014): 4.19.2 - // The binary + operator requires both operands to be of the Number primitive type or an enum type, - // or at least one of the operands to be of type Any or the String primitive type. - // If one operand is the null or undefined value, it is treated as having the type of the other operand. - if (leftType.flags & 6144 /* Nullable */) - leftType = rightType; - if (rightType.flags & 6144 /* Nullable */) - rightType = leftType; - leftType = getNonNullableType(leftType); - rightType = getNonNullableType(rightType); + if (!isTypeOfKind(leftType, 1 /* Any */ | 262178 /* StringLike */) && !isTypeOfKind(rightType, 1 /* Any */ | 262178 /* StringLike */)) { + leftType = checkNonNullType(leftType, left); + rightType = checkNonNullType(rightType, right); + } var resultType = void 0; if (isTypeOfKind(leftType, 340 /* NumberLike */) && isTypeOfKind(rightType, 340 /* NumberLike */)) { // Operands of an enum type are treated as having the primitive type Number. @@ -37499,8 +40711,8 @@ var ts; case 29 /* LessThanEqualsToken */: case 30 /* GreaterThanEqualsToken */: if (checkForDisallowedESSymbolOperand(operator)) { - leftType = getBaseTypeOfLiteralType(leftType); - rightType = getBaseTypeOfLiteralType(rightType); + leftType = getBaseTypeOfLiteralType(checkNonNullType(leftType, left)); + rightType = getBaseTypeOfLiteralType(checkNonNullType(rightType, right)); if (!isTypeComparableTo(leftType, rightType) && !isTypeComparableTo(rightType, leftType)) { reportOperatorError(); } @@ -37536,11 +40748,14 @@ var ts; checkAssignmentOperator(rightType); return getRegularTypeOfObjectLiteral(rightType); case 25 /* CommaToken */: - if (!compilerOptions.allowUnreachableCode && isSideEffectFree(left)) { + if (!compilerOptions.allowUnreachableCode && isSideEffectFree(left) && !isEvalNode(right)) { error(left, ts.Diagnostics.Left_side_of_comma_operator_is_unused_and_has_no_side_effects); } return rightType; } + function isEvalNode(node) { + return node.kind === 70 /* Identifier */ && node.text === "eval"; + } // Return true if there was no error, false if there was an error. function checkForDisallowedESSymbolOperand(operator) { var offendingSymbolOperand = maybeTypeOfKind(leftType, 512 /* ESSymbol */) ? left : @@ -37603,7 +40818,7 @@ var ts; function checkYieldExpression(node) { // Grammar checking if (produceDiagnostics) { - if (!(node.flags & 131072 /* YieldContext */) || isYieldExpressionInClass(node)) { + if (!(node.flags & 4096 /* YieldContext */) || isYieldExpressionInClass(node)) { grammarErrorOnFirstToken(node, ts.Diagnostics.A_yield_expression_is_only_allowed_in_a_generator_body); } if (isInParameterInitializerBeforeContainingFunction(node)) { @@ -37614,23 +40829,40 @@ var ts; var func = ts.getContainingFunction(node); // If the user's code is syntactically correct, the func should always have a star. After all, // we are in a yield context. - if (func && func.asteriskToken) { + var functionFlags = func && ts.getFunctionFlags(func); + if (node.asteriskToken) { + if (functionFlags & 2 /* Async */) { + if (languageVersion < 4 /* ES2017 */) { + checkExternalEmitHelpers(node, 4096 /* AsyncDelegator */); + } + } + else if (languageVersion < 2 /* ES2015 */ && compilerOptions.downlevelIteration) { + checkExternalEmitHelpers(node, 256 /* Values */); + } + } + if (functionFlags & 1 /* Generator */) { var expressionType = checkExpressionCached(node.expression, /*contextualMapper*/ undefined); var expressionElementType = void 0; var nodeIsYieldStar = !!node.asteriskToken; if (nodeIsYieldStar) { - expressionElementType = checkElementTypeOfIterable(expressionType, node.expression); + expressionElementType = checkIteratedTypeOrElementType(expressionType, node.expression, /*allowStringInput*/ false, (functionFlags & 2 /* Async */) !== 0); } // There is no point in doing an assignability check if the function // has no explicit return type because the return type is directly computed // from the yield expressions. if (func.type) { - var signatureElementType = getElementTypeOfIterableIterator(getTypeFromTypeNode(func.type)) || anyType; + var signatureElementType = getIteratedTypeOfGenerator(getTypeFromTypeNode(func.type), (functionFlags & 2 /* Async */) !== 0) || anyType; if (nodeIsYieldStar) { - checkTypeAssignableTo(expressionElementType, signatureElementType, node.expression, /*headMessage*/ undefined); + checkTypeAssignableTo(functionFlags & 2 /* Async */ + ? getAwaitedType(expressionElementType, node.expression, ts.Diagnostics.Type_of_iterated_elements_of_a_yield_Asterisk_operand_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member) + : expressionElementType, signatureElementType, node.expression, + /*headMessage*/ undefined); } else { - checkTypeAssignableTo(expressionType, signatureElementType, node.expression, /*headMessage*/ undefined); + checkTypeAssignableTo(functionFlags & 2 /* Async */ + ? getAwaitedType(expressionType, node.expression, ts.Diagnostics.Type_of_yield_operand_in_an_async_generator_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member) + : expressionType, signatureElementType, node.expression, + /*headMessage*/ undefined); } } } @@ -37638,10 +40870,10 @@ var ts; // Both yield and yield* expressions have type 'any' return anyType; } - function checkConditionalExpression(node, contextualMapper) { + function checkConditionalExpression(node, checkMode) { checkExpression(node.condition); - var type1 = checkExpression(node.whenTrue, contextualMapper); - var type2 = checkExpression(node.whenFalse, contextualMapper); + var type1 = checkExpression(node.whenTrue, checkMode); + var type2 = checkExpression(node.whenFalse, checkMode); return getBestChoiceType(type1, type2); } function checkLiteralExpression(node) { @@ -37672,12 +40904,17 @@ var ts; } function checkExpressionWithContextualType(node, contextualType, contextualMapper) { var saveContextualType = node.contextualType; + var saveContextualMapper = node.contextualMapper; node.contextualType = contextualType; - var result = checkExpression(node, contextualMapper); + node.contextualMapper = contextualMapper; + var checkMode = contextualMapper === identityMapper ? 1 /* SkipContextSensitive */ : + contextualMapper ? 2 /* Inferential */ : 0 /* Normal */; + var result = checkExpression(node, checkMode); node.contextualType = saveContextualType; + node.contextualMapper = saveContextualMapper; return result; } - function checkExpressionCached(node, contextualMapper) { + function checkExpressionCached(node, checkMode) { var links = getNodeLinks(node); if (!links.resolvedType) { // When computing a type that we're going to cache, we need to ignore any ongoing control flow @@ -37685,83 +40922,87 @@ var ts; // to the top of the stack ensures all transient types are computed from a known point. var saveFlowLoopStart = flowLoopStart; flowLoopStart = flowLoopCount; - links.resolvedType = checkExpression(node, contextualMapper); + links.resolvedType = checkExpression(node, checkMode); flowLoopStart = saveFlowLoopStart; } return links.resolvedType; } function isTypeAssertion(node) { node = ts.skipParentheses(node); - return node.kind === 182 /* TypeAssertionExpression */ || node.kind === 200 /* AsExpression */; + return node.kind === 183 /* TypeAssertionExpression */ || node.kind === 201 /* AsExpression */; } function checkDeclarationInitializer(declaration) { - var type = checkExpressionCached(declaration.initializer); + var type = getTypeOfExpression(declaration.initializer, /*cache*/ true); return ts.getCombinedNodeFlags(declaration) & 2 /* Const */ || ts.getCombinedModifierFlags(declaration) & 64 /* Readonly */ && !ts.isParameterPropertyDeclaration(declaration) || isTypeAssertion(declaration.initializer) ? type : getWidenedLiteralType(type); } function isLiteralContextualType(contextualType) { if (contextualType) { - if (contextualType.flags & 16384 /* TypeParameter */) { - var apparentType = getApparentTypeOfTypeParameter(contextualType); + if (contextualType.flags & 540672 /* TypeVariable */) { + var constraint = getBaseConstraintOfType(contextualType) || emptyObjectType; // If the type parameter is constrained to the base primitive type we're checking for, // consider this a literal context. For example, given a type parameter 'T extends string', // this causes us to infer string literal types for T. - if (apparentType.flags & (2 /* String */ | 4 /* Number */ | 8 /* Boolean */ | 16 /* Enum */)) { + if (constraint.flags & (2 /* String */ | 4 /* Number */ | 8 /* Boolean */ | 16 /* Enum */)) { return true; } - contextualType = apparentType; + contextualType = constraint; } return maybeTypeOfKind(contextualType, (480 /* Literal */ | 262144 /* Index */)); } return false; } - function checkExpressionForMutableLocation(node, contextualMapper) { - var type = checkExpression(node, contextualMapper); + function checkExpressionForMutableLocation(node, checkMode) { + var type = checkExpression(node, checkMode); return isTypeAssertion(node) || isLiteralContextualType(getContextualType(node)) ? type : getWidenedLiteralType(type); } - function checkPropertyAssignment(node, contextualMapper) { + function checkPropertyAssignment(node, checkMode) { // Do not use hasDynamicName here, because that returns false for well known symbols. // We want to perform checkComputedPropertyName for all computed properties, including // well known symbols. - if (node.name.kind === 142 /* ComputedPropertyName */) { + if (node.name.kind === 143 /* ComputedPropertyName */) { checkComputedPropertyName(node.name); } - return checkExpressionForMutableLocation(node.initializer, contextualMapper); + return checkExpressionForMutableLocation(node.initializer, checkMode); } - function checkObjectLiteralMethod(node, contextualMapper) { + function checkObjectLiteralMethod(node, checkMode) { // Grammar checking checkGrammarMethod(node); // Do not use hasDynamicName here, because that returns false for well known symbols. // We want to perform checkComputedPropertyName for all computed properties, including // well known symbols. - if (node.name.kind === 142 /* ComputedPropertyName */) { + if (node.name.kind === 143 /* ComputedPropertyName */) { checkComputedPropertyName(node.name); } - var uninstantiatedType = checkFunctionExpressionOrObjectLiteralMethod(node, contextualMapper); - return instantiateTypeWithSingleGenericCallSignature(node, uninstantiatedType, contextualMapper); + var uninstantiatedType = checkFunctionExpressionOrObjectLiteralMethod(node, checkMode); + return instantiateTypeWithSingleGenericCallSignature(node, uninstantiatedType, checkMode); } - function instantiateTypeWithSingleGenericCallSignature(node, type, contextualMapper) { - if (isInferentialContext(contextualMapper)) { + function instantiateTypeWithSingleGenericCallSignature(node, type, checkMode) { + if (checkMode === 2 /* Inferential */) { var signature = getSingleCallSignature(type); if (signature && signature.typeParameters) { var contextualType = getApparentTypeOfContextualType(node); if (contextualType) { var contextualSignature = getSingleCallSignature(contextualType); if (contextualSignature && !contextualSignature.typeParameters) { - return getOrCreateTypeFromSignature(instantiateSignatureInContextOf(signature, contextualSignature, contextualMapper)); + return getOrCreateTypeFromSignature(instantiateSignatureInContextOf(signature, contextualSignature, getContextualMapper(node))); } } } } return type; } - // Returns the type of an expression. Unlike checkExpression, this function is simply concerned - // with computing the type and may not fully check all contained sub-expressions for errors. - function getTypeOfExpression(node) { + /** + * Returns the type of an expression. Unlike checkExpression, this function is simply concerned + * with computing the type and may not fully check all contained sub-expressions for errors. + * A cache argument of true indicates that if the function performs a full type check, it is ok + * to cache the result. + */ + function getTypeOfExpression(node, cache) { // Optimize for the common case of a call to a function with a single non-generic call // signature where we can just fetch the return type without checking the arguments. - if (node.kind === 179 /* CallExpression */ && node.expression.kind !== 96 /* SuperKeyword */) { + if (node.kind === 180 /* CallExpression */ && node.expression.kind !== 96 /* SuperKeyword */ && !ts.isRequireCall(node, /*checkArgumentIsStringLiteral*/ true)) { var funcType = checkNonNullExpression(node.expression); var signature = getSingleCallSignature(funcType); if (signature && !signature.typeParameters) { @@ -37771,7 +41012,21 @@ var ts; // Otherwise simply call checkExpression. Ideally, the entire family of checkXXX functions // should have a parameter that indicates whether full error checking is required such that // we can perform the optimizations locally. - return checkExpression(node); + return cache ? checkExpressionCached(node) : checkExpression(node); + } + /** + * Returns the type of an expression. Unlike checkExpression, this function is simply concerned + * with computing the type and may not fully check all contained sub-expressions for errors. + * It is intended for uses where you know there is no contextual type, + * and requesting the contextual type might cause a circularity or other bad behaviour. + * It sets the contextual type of the node to any before calling getTypeOfExpression. + */ + function getContextFreeTypeOfExpression(node) { + var saveContextualType = node.contextualType; + node.contextualType = anyType; + var type = getTypeOfExpression(node); + node.contextualType = saveContextualType; + return type; } // Checks an expression and returns its type. The contextualMapper parameter serves two purposes: When // contextualMapper is not undefined and not equal to the identityMapper function object it indicates that the @@ -37780,30 +41035,30 @@ var ts; // object, it serves as an indicator that all contained function and arrow expressions should be considered to // have the wildcard function type; this form of type check is used during overload resolution to exclude // contextually typed function and arrow expressions in the initial phase. - function checkExpression(node, contextualMapper) { + function checkExpression(node, checkMode) { var type; - if (node.kind === 141 /* QualifiedName */) { + if (node.kind === 142 /* QualifiedName */) { type = checkQualifiedName(node); } else { - var uninstantiatedType = checkExpressionWorker(node, contextualMapper); - type = instantiateTypeWithSingleGenericCallSignature(node, uninstantiatedType, contextualMapper); + var uninstantiatedType = checkExpressionWorker(node, checkMode); + type = instantiateTypeWithSingleGenericCallSignature(node, uninstantiatedType, checkMode); } if (isConstEnumObjectType(type)) { // enum object type for const enums are only permitted in: // - 'left' in property access // - 'object' in indexed access // - target in rhs of import statement - var ok = (node.parent.kind === 177 /* PropertyAccessExpression */ && node.parent.expression === node) || - (node.parent.kind === 178 /* ElementAccessExpression */ && node.parent.expression === node) || - ((node.kind === 70 /* Identifier */ || node.kind === 141 /* QualifiedName */) && isInRightSideOfImportOrExportAssignment(node)); + var ok = (node.parent.kind === 178 /* PropertyAccessExpression */ && node.parent.expression === node) || + (node.parent.kind === 179 /* ElementAccessExpression */ && node.parent.expression === node) || + ((node.kind === 70 /* Identifier */ || node.kind === 142 /* QualifiedName */) && isInRightSideOfImportOrExportAssignment(node)); if (!ok) { error(node, ts.Diagnostics.const_enums_can_only_be_used_in_property_or_index_access_expressions_or_the_right_hand_side_of_an_import_declaration_or_export_assignment); } } return type; } - function checkExpressionWorker(node, contextualMapper) { + function checkExpressionWorker(node, checkMode) { switch (node.kind) { case 70 /* Identifier */: return checkIdentifier(node); @@ -37818,66 +41073,70 @@ var ts; case 100 /* TrueKeyword */: case 85 /* FalseKeyword */: return checkLiteralExpression(node); - case 194 /* TemplateExpression */: + case 195 /* TemplateExpression */: return checkTemplateExpression(node); case 12 /* NoSubstitutionTemplateLiteral */: return stringType; case 11 /* RegularExpressionLiteral */: return globalRegExpType; - case 175 /* ArrayLiteralExpression */: - return checkArrayLiteral(node, contextualMapper); - case 176 /* ObjectLiteralExpression */: - return checkObjectLiteral(node, contextualMapper); - case 177 /* PropertyAccessExpression */: + case 176 /* ArrayLiteralExpression */: + return checkArrayLiteral(node, checkMode); + case 177 /* ObjectLiteralExpression */: + return checkObjectLiteral(node, checkMode); + case 178 /* PropertyAccessExpression */: return checkPropertyAccessExpression(node); - case 178 /* ElementAccessExpression */: + case 179 /* ElementAccessExpression */: return checkIndexedAccess(node); - case 179 /* CallExpression */: - case 180 /* NewExpression */: + case 180 /* CallExpression */: + case 181 /* NewExpression */: return checkCallExpression(node); - case 181 /* TaggedTemplateExpression */: + case 182 /* TaggedTemplateExpression */: return checkTaggedTemplateExpression(node); - case 183 /* ParenthesizedExpression */: - return checkExpression(node.expression, contextualMapper); - case 197 /* ClassExpression */: + case 184 /* ParenthesizedExpression */: + return checkExpression(node.expression, checkMode); + case 198 /* ClassExpression */: return checkClassExpression(node); - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - return checkFunctionExpressionOrObjectLiteralMethod(node, contextualMapper); - case 187 /* TypeOfExpression */: + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: + return checkFunctionExpressionOrObjectLiteralMethod(node, checkMode); + case 188 /* TypeOfExpression */: return checkTypeOfExpression(node); - case 182 /* TypeAssertionExpression */: - case 200 /* AsExpression */: + case 183 /* TypeAssertionExpression */: + case 201 /* AsExpression */: return checkAssertion(node); - case 201 /* NonNullExpression */: + case 202 /* NonNullExpression */: return checkNonNullAssertion(node); - case 186 /* DeleteExpression */: + case 203 /* MetaProperty */: + return checkMetaProperty(node); + case 187 /* DeleteExpression */: return checkDeleteExpression(node); - case 188 /* VoidExpression */: + case 189 /* VoidExpression */: return checkVoidExpression(node); - case 189 /* AwaitExpression */: + case 190 /* AwaitExpression */: return checkAwaitExpression(node); - case 190 /* PrefixUnaryExpression */: + case 191 /* PrefixUnaryExpression */: return checkPrefixUnaryExpression(node); - case 191 /* PostfixUnaryExpression */: + case 192 /* PostfixUnaryExpression */: return checkPostfixUnaryExpression(node); - case 192 /* BinaryExpression */: - return checkBinaryExpression(node, contextualMapper); - case 193 /* ConditionalExpression */: - return checkConditionalExpression(node, contextualMapper); - case 196 /* SpreadElement */: - return checkSpreadExpression(node, contextualMapper); - case 198 /* OmittedExpression */: + case 193 /* BinaryExpression */: + return checkBinaryExpression(node, checkMode); + case 194 /* ConditionalExpression */: + return checkConditionalExpression(node, checkMode); + case 197 /* SpreadElement */: + return checkSpreadExpression(node, checkMode); + case 199 /* OmittedExpression */: return undefinedWideningType; - case 195 /* YieldExpression */: + case 196 /* YieldExpression */: return checkYieldExpression(node); - case 252 /* JsxExpression */: - return checkJsxExpression(node); - case 246 /* JsxElement */: + case 255 /* JsxExpression */: + return checkJsxExpression(node, checkMode); + case 248 /* JsxElement */: return checkJsxElement(node); - case 247 /* JsxSelfClosingElement */: + case 249 /* JsxSelfClosingElement */: return checkJsxSelfClosingElement(node); - case 248 /* JsxOpeningElement */: + case 253 /* JsxAttributes */: + return checkJsxAttributes(node, checkMode); + case 250 /* JsxOpeningElement */: ts.Debug.fail("Shouldn't ever directly check a JsxOpeningElement"); } return unknownType; @@ -37889,7 +41148,16 @@ var ts; grammarErrorOnFirstToken(node.expression, ts.Diagnostics.Type_expected); } checkSourceElement(node.constraint); - getConstraintOfTypeParameter(getDeclaredTypeOfTypeParameter(getSymbolOfNode(node))); + checkSourceElement(node.default); + var typeParameter = getDeclaredTypeOfTypeParameter(getSymbolOfNode(node)); + if (!hasNonCircularBaseConstraint(typeParameter)) { + error(node.constraint, ts.Diagnostics.Type_parameter_0_has_a_circular_constraint, typeToString(typeParameter)); + } + var constraintType = getConstraintOfTypeParameter(typeParameter); + var defaultType = getDefaultFromTypeParameter(typeParameter); + if (constraintType && defaultType) { + checkTypeAssignableTo(defaultType, getTypeWithThisArgument(constraintType, defaultType), node.default, ts.Diagnostics.Type_0_does_not_satisfy_the_constraint_1); + } if (produceDiagnostics) { checkTypeNameIsReserved(node.name, ts.Diagnostics.Type_parameter_name_cannot_be_0); } @@ -37905,7 +41173,7 @@ var ts; var func = ts.getContainingFunction(node); if (ts.getModifierFlags(node) & 92 /* ParameterPropertyModifier */) { func = ts.getContainingFunction(node); - if (!(func.kind === 150 /* Constructor */ && ts.nodeIsPresent(func.body))) { + if (!(func.kind === 151 /* Constructor */ && ts.nodeIsPresent(func.body))) { error(node, ts.Diagnostics.A_parameter_property_is_only_allowed_in_a_constructor_implementation); } } @@ -37916,7 +41184,7 @@ var ts; if (ts.indexOf(func.parameters, node) !== 0) { error(node, ts.Diagnostics.A_this_parameter_must_be_the_first_parameter); } - if (func.kind === 150 /* Constructor */ || func.kind === 154 /* ConstructSignature */ || func.kind === 159 /* ConstructorType */) { + if (func.kind === 151 /* Constructor */ || func.kind === 155 /* ConstructSignature */ || func.kind === 160 /* ConstructorType */) { error(node, ts.Diagnostics.A_constructor_cannot_have_a_this_parameter); } } @@ -37926,14 +41194,6 @@ var ts; error(node, ts.Diagnostics.A_rest_parameter_must_be_of_an_array_type); } } - function isSyntacticallyValidGenerator(node) { - if (!node.asteriskToken || !node.body) { - return false; - } - return node.kind === 149 /* MethodDeclaration */ || - node.kind === 225 /* FunctionDeclaration */ || - node.kind === 184 /* FunctionExpression */; - } function getTypePredicateParameterIndex(parameterList, parameter) { if (parameterList) { for (var i = 0; i < parameterList.length; i++) { @@ -37967,7 +41227,7 @@ var ts; error(parameterName, ts.Diagnostics.A_type_predicate_cannot_reference_a_rest_parameter); } else { - var leadingError = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.A_type_predicate_s_type_must_be_assignable_to_its_parameter_s_type); + var leadingError = ts.chainDiagnosticMessages(/*details*/ undefined, ts.Diagnostics.A_type_predicate_s_type_must_be_assignable_to_its_parameter_s_type); checkTypeAssignableTo(typePredicate.type, getTypeOfNode(parent.parameters[typePredicate.parameterIndex]), node.type, /*headMessage*/ undefined, leadingError); } @@ -37975,9 +41235,9 @@ var ts; else if (parameterName) { var hasReportedError = false; for (var _i = 0, _a = parent.parameters; _i < _a.length; _i++) { - var name_21 = _a[_i].name; - if (ts.isBindingPattern(name_21) && - checkIfTypePredicateVariableIsDeclaredInBindingPattern(name_21, parameterName, typePredicate.parameterName)) { + var name = _a[_i].name; + if (ts.isBindingPattern(name) && + checkIfTypePredicateVariableIsDeclaredInBindingPattern(name, parameterName, typePredicate.parameterName)) { hasReportedError = true; break; } @@ -37990,16 +41250,16 @@ var ts; } function getTypePredicateParent(node) { switch (node.parent.kind) { - case 185 /* ArrowFunction */: - case 153 /* CallSignature */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 158 /* FunctionType */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - var parent_9 = node.parent; - if (node === parent_9.type) { - return parent_9; + case 186 /* ArrowFunction */: + case 154 /* CallSignature */: + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + case 159 /* FunctionType */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + var parent = node.parent; + if (node === parent.type) { + return parent; } } } @@ -38009,15 +41269,15 @@ var ts; if (ts.isOmittedExpression(element)) { continue; } - var name_22 = element.name; - if (name_22.kind === 70 /* Identifier */ && - name_22.text === predicateVariableName) { + var name = element.name; + if (name.kind === 70 /* Identifier */ && + name.text === predicateVariableName) { error(predicateVariableNode, ts.Diagnostics.A_type_predicate_cannot_reference_element_0_in_a_binding_pattern, predicateVariableName); return true; } - else if (name_22.kind === 173 /* ArrayBindingPattern */ || - name_22.kind === 172 /* ObjectBindingPattern */) { - if (checkIfTypePredicateVariableIsDeclaredInBindingPattern(name_22, predicateVariableNode, predicateVariableName)) { + else if (name.kind === 174 /* ArrayBindingPattern */ || + name.kind === 173 /* ObjectBindingPattern */) { + if (checkIfTypePredicateVariableIsDeclaredInBindingPattern(name, predicateVariableNode, predicateVariableName)) { return true; } } @@ -38025,14 +41285,29 @@ var ts; } function checkSignatureDeclaration(node) { // Grammar checking - if (node.kind === 155 /* IndexSignature */) { + if (node.kind === 156 /* IndexSignature */) { checkGrammarIndexSignature(node); } - else if (node.kind === 158 /* FunctionType */ || node.kind === 225 /* FunctionDeclaration */ || node.kind === 159 /* ConstructorType */ || - node.kind === 153 /* CallSignature */ || node.kind === 150 /* Constructor */ || - node.kind === 154 /* ConstructSignature */) { + else if (node.kind === 159 /* FunctionType */ || node.kind === 227 /* FunctionDeclaration */ || node.kind === 160 /* ConstructorType */ || + node.kind === 154 /* CallSignature */ || node.kind === 151 /* Constructor */ || + node.kind === 155 /* ConstructSignature */) { checkGrammarFunctionLikeDeclaration(node); } + var functionFlags = ts.getFunctionFlags(node); + if ((functionFlags & 7 /* InvalidAsyncOrAsyncGenerator */) === 2 /* Async */ && languageVersion < 4 /* ES2017 */) { + checkExternalEmitHelpers(node, 64 /* Awaiter */); + if (languageVersion < 2 /* ES2015 */) { + checkExternalEmitHelpers(node, 128 /* Generator */); + } + } + if ((functionFlags & 5 /* InvalidGenerator */) === 1 /* Generator */) { + if (functionFlags & 2 /* Async */ && languageVersion < 4 /* ES2017 */) { + checkExternalEmitHelpers(node, 2048 /* AsyncGenerator */); + } + else if (languageVersion < 2 /* ES2015 */) { + checkExternalEmitHelpers(node, 128 /* Generator */); + } + } checkTypeParameters(node.typeParameters); ts.forEach(node.parameters, checkParameter); if (node.type) { @@ -38040,25 +41315,28 @@ var ts; } if (produceDiagnostics) { checkCollisionWithArgumentsInGeneratedCode(node); - if (compilerOptions.noImplicitAny && !node.type) { + if (noImplicitAny && !node.type) { switch (node.kind) { - case 154 /* ConstructSignature */: + case 155 /* ConstructSignature */: error(node, ts.Diagnostics.Construct_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type); break; - case 153 /* CallSignature */: + case 154 /* CallSignature */: error(node, ts.Diagnostics.Call_signature_which_lacks_return_type_annotation_implicitly_has_an_any_return_type); break; } } if (node.type) { - if (languageVersion >= 2 /* ES2015 */ && isSyntacticallyValidGenerator(node)) { + var functionFlags_1 = ts.getFunctionFlags(node); + if ((functionFlags_1 & 5 /* InvalidGenerator */) === 1 /* Generator */) { var returnType = getTypeFromTypeNode(node.type); if (returnType === voidType) { error(node.type, ts.Diagnostics.A_generator_cannot_have_a_void_type_annotation); } else { - var generatorElementType = getElementTypeOfIterableIterator(returnType) || anyType; - var iterableIteratorInstantiation = createIterableIteratorType(generatorElementType); + var generatorElementType = getIteratedTypeOfGenerator(returnType, (functionFlags_1 & 2 /* Async */) !== 0) || anyType; + var iterableIteratorInstantiation = functionFlags_1 & 2 /* Async */ + ? createAsyncIterableIteratorType(generatorElementType) // AsyncGenerator function + : createIterableIteratorType(generatorElementType); // Generator function // Naively, one could check that IterableIterator<any> is assignable to the return type annotation. // However, that would not catch the error in the following case. // @@ -38068,7 +41346,7 @@ var ts; checkTypeAssignableTo(iterableIteratorInstantiation, returnType, node.type); } } - else if (ts.isAsyncFunctionLike(node)) { + else if ((functionFlags_1 & 3 /* AsyncOrAsyncGenerator */) === 2 /* Async */) { checkAsyncFunctionReturnType(node); } } @@ -38078,17 +41356,18 @@ var ts; } } function checkClassForDuplicateDeclarations(node) { - var Accessor; - (function (Accessor) { - Accessor[Accessor["Getter"] = 1] = "Getter"; - Accessor[Accessor["Setter"] = 2] = "Setter"; - Accessor[Accessor["Property"] = 3] = "Property"; - })(Accessor || (Accessor = {})); + var Declaration; + (function (Declaration) { + Declaration[Declaration["Getter"] = 1] = "Getter"; + Declaration[Declaration["Setter"] = 2] = "Setter"; + Declaration[Declaration["Method"] = 4] = "Method"; + Declaration[Declaration["Property"] = 3] = "Property"; + })(Declaration || (Declaration = {})); var instanceNames = ts.createMap(); var staticNames = ts.createMap(); for (var _i = 0, _a = node.members; _i < _a.length; _i++) { var member = _a[_i]; - if (member.kind === 150 /* Constructor */) { + if (member.kind === 151 /* Constructor */) { for (var _b = 0, _c = member.parameters; _b < _c.length; _b++) { var param = _c[_b]; if (ts.isParameterPropertyDeclaration(param)) { @@ -38097,36 +41376,76 @@ var ts; } } else { - var isStatic = ts.forEach(member.modifiers, function (m) { return m.kind === 114 /* StaticKeyword */; }); + var isStatic = ts.getModifierFlags(member) & 32 /* Static */; var names = isStatic ? staticNames : instanceNames; var memberName = member.name && ts.getPropertyNameForPropertyNameNode(member.name); if (memberName) { switch (member.kind) { - case 151 /* GetAccessor */: + case 152 /* GetAccessor */: addName(names, member.name, memberName, 1 /* Getter */); break; - case 152 /* SetAccessor */: + case 153 /* SetAccessor */: addName(names, member.name, memberName, 2 /* Setter */); break; - case 147 /* PropertyDeclaration */: + case 148 /* PropertyDeclaration */: addName(names, member.name, memberName, 3 /* Property */); break; + case 150 /* MethodDeclaration */: + addName(names, member.name, memberName, 4 /* Method */); + break; } } } } function addName(names, location, name, meaning) { - var prev = names[name]; + var prev = names.get(name); if (prev) { - if (prev & meaning) { + if (prev & 4 /* Method */) { + if (meaning !== 4 /* Method */) { + error(location, ts.Diagnostics.Duplicate_identifier_0, ts.getTextOfNode(location)); + } + } + else if (prev & meaning) { error(location, ts.Diagnostics.Duplicate_identifier_0, ts.getTextOfNode(location)); } else { - names[name] = prev | meaning; + names.set(name, prev | meaning); } } else { - names[name] = meaning; + names.set(name, meaning); + } + } + } + /** + * Static members being set on a constructor function may conflict with built-in properties + * of Function. Esp. in ECMAScript 5 there are non-configurable and non-writable + * built-in properties. This check issues a transpile error when a class has a static + * member with the same name as a non-writable built-in property. + * + * @see http://www.ecma-international.org/ecma-262/5.1/#sec-15.3.3 + * @see http://www.ecma-international.org/ecma-262/5.1/#sec-15.3.5 + * @see http://www.ecma-international.org/ecma-262/6.0/#sec-properties-of-the-function-constructor + * @see http://www.ecma-international.org/ecma-262/6.0/#sec-function-instances + */ + function checkClassForStaticPropertyNameConflicts(node) { + for (var _i = 0, _a = node.members; _i < _a.length; _i++) { + var member = _a[_i]; + var memberNameNode = member.name; + var isStatic = ts.getModifierFlags(member) & 32 /* Static */; + if (isStatic && memberNameNode) { + var memberName = ts.getPropertyNameForPropertyNameNode(memberNameNode); + switch (memberName) { + case "name": + case "length": + case "caller": + case "arguments": + case "prototype": + var message = ts.Diagnostics.Static_property_0_conflicts_with_built_in_property_Function_0_of_constructor_function_1; + var className = getNameOfSymbol(getSymbolOfNode(node)); + error(memberNameNode, message, memberName, className); + break; + } } } } @@ -38134,7 +41453,7 @@ var ts; var names = ts.createMap(); for (var _i = 0, _a = node.members; _i < _a.length; _i++) { var member = _a[_i]; - if (member.kind == 146 /* PropertySignature */) { + if (member.kind === 147 /* PropertySignature */) { var memberName = void 0; switch (member.name.kind) { case 9 /* StringLiteral */: @@ -38145,18 +41464,18 @@ var ts; default: continue; } - if (names[memberName]) { + if (names.get(memberName)) { error(member.symbol.valueDeclaration.name, ts.Diagnostics.Duplicate_identifier_0, memberName); error(member.name, ts.Diagnostics.Duplicate_identifier_0, memberName); } else { - names[memberName] = true; + names.set(memberName, true); } } } } function checkTypeForDuplicateIndexSignatures(node) { - if (node.kind === 227 /* InterfaceDeclaration */) { + if (node.kind === 229 /* InterfaceDeclaration */) { var nodeSymbol = getSymbolOfNode(node); // in case of merging interface declaration it is possible that we'll enter this check procedure several times for every declaration // to prevent this run check only for the first declaration of a given kind @@ -38176,7 +41495,7 @@ var ts; var declaration = decl; if (declaration.parameters.length === 1 && declaration.parameters[0].type) { switch (declaration.parameters[0].type.kind) { - case 134 /* StringKeyword */: + case 135 /* StringKeyword */: if (!seenStringIndexer) { seenStringIndexer = true; } @@ -38252,12 +41571,12 @@ var ts; if (n.kind === 98 /* ThisKeyword */) { error(n, ts.Diagnostics.this_cannot_be_referenced_in_current_location); } - else if (n.kind !== 184 /* FunctionExpression */ && n.kind !== 225 /* FunctionDeclaration */) { + else if (n.kind !== 185 /* FunctionExpression */ && n.kind !== 227 /* FunctionDeclaration */) { ts.forEachChild(n, markThisReferencesAsErrors); } } function isInstancePropertyWithInitializer(n) { - return n.kind === 147 /* PropertyDeclaration */ && + return n.kind === 148 /* PropertyDeclaration */ && !(ts.getModifierFlags(n) & 32 /* Static */) && !!n.initializer; } @@ -38287,7 +41606,7 @@ var ts; var superCallStatement = void 0; for (var _i = 0, statements_3 = statements; _i < statements_3.length; _i++) { var statement = statements_3[_i]; - if (statement.kind === 207 /* ExpressionStatement */ && ts.isSuperCall(statement.expression)) { + if (statement.kind === 209 /* ExpressionStatement */ && ts.isSuperCall(statement.expression)) { superCallStatement = statement; break; } @@ -38311,7 +41630,7 @@ var ts; checkGrammarFunctionLikeDeclaration(node) || checkGrammarAccessor(node) || checkGrammarComputedPropertyName(node.name); checkDecorators(node); checkSignatureDeclaration(node); - if (node.kind === 151 /* GetAccessor */) { + if (node.kind === 152 /* GetAccessor */) { if (!ts.isInAmbientContext(node) && ts.nodeIsPresent(node.body) && (node.flags & 128 /* HasImplicitReturn */)) { if (!(node.flags & 256 /* HasExplicitReturn */)) { error(node.name, ts.Diagnostics.A_get_accessor_must_return_a_value); @@ -38321,13 +41640,13 @@ var ts; // Do not use hasDynamicName here, because that returns false for well known symbols. // We want to perform checkComputedPropertyName for all computed properties, including // well known symbols. - if (node.name.kind === 142 /* ComputedPropertyName */) { + if (node.name.kind === 143 /* ComputedPropertyName */) { checkComputedPropertyName(node.name); } if (!ts.hasDynamicName(node)) { // TypeScript 1.0 spec (April 2014): 8.4.3 // Accessors for the same member name must specify the same accessibility. - var otherKind = node.kind === 151 /* GetAccessor */ ? 152 /* SetAccessor */ : 151 /* GetAccessor */; + var otherKind = node.kind === 152 /* GetAccessor */ ? 153 /* SetAccessor */ : 152 /* GetAccessor */; var otherAccessor = ts.getDeclarationOfKind(node.symbol, otherKind); if (otherAccessor) { if ((ts.getModifierFlags(node) & 28 /* AccessibilityModifier */) !== (ts.getModifierFlags(otherAccessor) & 28 /* AccessibilityModifier */)) { @@ -38343,17 +41662,12 @@ var ts; } } var returnType = getTypeOfAccessors(getSymbolOfNode(node)); - if (node.kind === 151 /* GetAccessor */) { + if (node.kind === 152 /* GetAccessor */) { checkAllCodePathsInNonVoidFunctionReturnOrThrow(node, returnType); } } - if (node.parent.kind !== 176 /* ObjectLiteralExpression */) { - checkSourceElement(node.body); - registerForUnusedIdentifiersCheck(node); - } - else { - checkNodeDeferred(node); - } + checkSourceElement(node.body); + registerForUnusedIdentifiersCheck(node); } function checkAccessorDeclarationTypesIdentical(first, second, getAnnotatedType, message) { var firstType = getAnnotatedType(first); @@ -38362,14 +41676,11 @@ var ts; error(first, message); } } - function checkAccessorDeferred(node) { - checkSourceElement(node.body); - registerForUnusedIdentifiersCheck(node); - } function checkMissingDeclaration(node) { checkDecorators(node); } function checkTypeArgumentConstraints(typeParameters, typeArgumentNodes) { + var minTypeArgumentCount = getMinTypeArgumentCount(typeParameters); var typeArguments; var mapper; var result = true; @@ -38377,7 +41688,7 @@ var ts; var constraint = getConstraintOfTypeParameter(typeParameters[i]); if (constraint) { if (!typeArguments) { - typeArguments = ts.map(typeArgumentNodes, getTypeFromTypeNode); + typeArguments = fillMissingTypeArguments(ts.map(typeArgumentNodes, getTypeFromTypeNode), typeParameters, minTypeArgumentCount); mapper = createTypeMapper(typeParameters, typeArguments); } var typeArgument = typeArguments[i]; @@ -38430,16 +41741,36 @@ var ts; function checkUnionOrIntersectionType(node) { ts.forEach(node.types, checkSourceElement); } + function checkIndexedAccessIndexType(type, accessNode) { + if (!(type.flags & 524288 /* IndexedAccess */)) { + return type; + } + // Check if the index type is assignable to 'keyof T' for the object type. + var objectType = type.objectType; + var indexType = type.indexType; + if (isTypeAssignableTo(indexType, getIndexType(objectType))) { + return type; + } + // Check if we're indexing with a numeric type and the object type is a generic + // type with a constraint that has a numeric index signature. + if (maybeTypeOfKind(objectType, 540672 /* TypeVariable */) && isTypeOfKind(indexType, 340 /* NumberLike */)) { + var constraint = getBaseConstraintOfType(objectType); + if (constraint && getIndexInfoOfType(constraint, 1 /* Number */)) { + return type; + } + } + error(accessNode, ts.Diagnostics.Type_0_cannot_be_used_to_index_type_1, typeToString(indexType), typeToString(objectType)); + return type; + } function checkIndexedAccessType(node) { - getTypeFromIndexedAccessTypeNode(node); + checkIndexedAccessIndexType(getTypeFromIndexedAccessTypeNode(node), node); } function checkMappedType(node) { checkSourceElement(node.typeParameter); checkSourceElement(node.type); var type = getTypeFromMappedTypeNode(node); var constraintType = getConstraintTypeFromMappedType(type); - var keyType = constraintType.flags & 16384 /* TypeParameter */ ? getApparentTypeOfTypeParameter(constraintType) : constraintType; - checkTypeAssignableTo(keyType, stringType, node.typeParameter.constraint); + checkTypeAssignableTo(constraintType, stringType, node.typeParameter.constraint); } function isPrivateWithinAmbient(node) { return (ts.getModifierFlags(node) & 8 /* Private */) && ts.isInAmbientContext(node); @@ -38448,9 +41779,9 @@ var ts; var flags = ts.getCombinedModifierFlags(n); // children of classes (even ambient classes) should not be marked as ambient or export // because those flags have no useful semantics there. - if (n.parent.kind !== 227 /* InterfaceDeclaration */ && - n.parent.kind !== 226 /* ClassDeclaration */ && - n.parent.kind !== 197 /* ClassExpression */ && + if (n.parent.kind !== 229 /* InterfaceDeclaration */ && + n.parent.kind !== 228 /* ClassDeclaration */ && + n.parent.kind !== 198 /* ClassExpression */ && ts.isInAmbientContext(n)) { if (!(flags & 2 /* Ambient */)) { // It is nested in an ambient context, which means it is automatically exported @@ -38538,7 +41869,7 @@ var ts; var errorNode_1 = subsequentNode.name || subsequentNode; // TODO(jfreeman): These are methods, so handle computed name case if (node.name && subsequentNode.name && node.name.text === subsequentNode.name.text) { - var reportError = (node.kind === 149 /* MethodDeclaration */ || node.kind === 148 /* MethodSignature */) && + var reportError = (node.kind === 150 /* MethodDeclaration */ || node.kind === 149 /* MethodSignature */) && (ts.getModifierFlags(node) & 32 /* Static */) !== (ts.getModifierFlags(subsequentNode) & 32 /* Static */); // we can get here in two cases // 1. mixed static and instance class members @@ -38573,11 +41904,11 @@ var ts; } var duplicateFunctionDeclaration = false; var multipleConstructorImplementation = false; - for (var _i = 0, declarations_4 = declarations; _i < declarations_4.length; _i++) { - var current = declarations_4[_i]; + for (var _i = 0, declarations_5 = declarations; _i < declarations_5.length; _i++) { + var current = declarations_5[_i]; var node = current; var inAmbientContext = ts.isInAmbientContext(node); - var inAmbientContextOrInterface = node.parent.kind === 227 /* InterfaceDeclaration */ || node.parent.kind === 161 /* TypeLiteral */ || inAmbientContext; + var inAmbientContextOrInterface = node.parent.kind === 229 /* InterfaceDeclaration */ || node.parent.kind === 162 /* TypeLiteral */ || inAmbientContext; if (inAmbientContextOrInterface) { // check if declarations are consecutive only if they are non-ambient // 1. ambient declarations can be interleaved @@ -38588,7 +41919,7 @@ var ts; // 2. mixing ambient and non-ambient declarations is a separate error that will be reported - do not want to report an extra one previousDeclaration = undefined; } - if (node.kind === 225 /* FunctionDeclaration */ || node.kind === 149 /* MethodDeclaration */ || node.kind === 148 /* MethodSignature */ || node.kind === 150 /* Constructor */) { + if (node.kind === 227 /* FunctionDeclaration */ || node.kind === 150 /* MethodDeclaration */ || node.kind === 149 /* MethodSignature */ || node.kind === 151 /* Constructor */) { var currentNodeFlags = getEffectiveDeclarationFlags(node, flagsToCheck); someNodeFlags |= currentNodeFlags; allNodeFlags &= currentNodeFlags; @@ -38640,8 +41971,8 @@ var ts; if (bodyDeclaration) { var signatures = getSignaturesOfSymbol(symbol); var bodySignature = getSignatureFromDeclaration(bodyDeclaration); - for (var _a = 0, signatures_3 = signatures; _a < signatures_3.length; _a++) { - var signature = signatures_3[_a]; + for (var _a = 0, signatures_4 = signatures; _a < signatures_4.length; _a++) { + var signature = signatures_4[_a]; if (!isImplementationCompatibleWithOverload(bodySignature, signature)) { error(signature.declaration, ts.Diagnostics.Overload_signature_is_not_compatible_with_function_implementation); break; @@ -38710,16 +42041,16 @@ var ts; } function getDeclarationSpaces(d) { switch (d.kind) { - case 227 /* InterfaceDeclaration */: + case 229 /* InterfaceDeclaration */: return 2097152 /* ExportType */; - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: return ts.isAmbientModule(d) || ts.getModuleInstanceState(d) !== 0 /* NonInstantiated */ ? 4194304 /* ExportNamespace */ | 1048576 /* ExportValue */ : 4194304 /* ExportNamespace */; - case 226 /* ClassDeclaration */: - case 229 /* EnumDeclaration */: + case 228 /* ClassDeclaration */: + case 231 /* EnumDeclaration */: return 2097152 /* ExportType */ | 1048576 /* ExportValue */; - case 234 /* ImportEqualsDeclaration */: + case 236 /* ImportEqualsDeclaration */: var result_3 = 0; var target = resolveAlias(getSymbolOfNode(d)); ts.forEach(target.declarations, function (d) { result_3 |= getDeclarationSpaces(d); }); @@ -38729,25 +42060,16 @@ var ts; } } } - function checkNonThenableType(type, location, message) { - type = getWidenedType(type); - if (!isTypeAny(type) && !isTypeNever(type) && isTypeAssignableTo(type, getGlobalThenableType())) { - if (location) { - if (!message) { - message = ts.Diagnostics.Operand_for_await_does_not_have_a_valid_callable_then_member; - } - error(location, message); - } - return unknownType; - } - return type; + function getAwaitedTypeOfPromise(type, errorNode, diagnosticMessage) { + var promisedType = getPromisedTypeOfPromise(type, errorNode); + return promisedType && getAwaitedType(promisedType, errorNode, diagnosticMessage); } /** - * Gets the "promised type" of a promise. - * @param type The type of the promise. - * @remarks The "promised type" of a type is the type of the "value" parameter of the "onfulfilled" callback. - */ - function getPromisedType(promise) { + * Gets the "promised type" of a promise. + * @param type The type of the promise. + * @remarks The "promised type" of a type is the type of the "value" parameter of the "onfulfilled" callback. + */ + function getPromisedTypeOfPromise(promise, errorNode) { // // { // promise // then( // thenFunction @@ -38760,127 +42082,140 @@ var ts; if (isTypeAny(promise)) { return undefined; } - if (getObjectFlags(promise) & 4 /* Reference */) { - if (promise.target === tryGetGlobalPromiseType() - || promise.target === getGlobalPromiseLikeType()) { - return promise.typeArguments[0]; - } + var typeAsPromise = promise; + if (typeAsPromise.promisedTypeOfPromise) { + return typeAsPromise.promisedTypeOfPromise; } - var globalPromiseLikeType = getInstantiatedGlobalPromiseLikeType(); - if (globalPromiseLikeType === emptyObjectType || !isTypeAssignableTo(promise, globalPromiseLikeType)) { - return undefined; + if (isReferenceToType(promise, getGlobalPromiseType(/*reportErrors*/ false))) { + return typeAsPromise.promisedTypeOfPromise = promise.typeArguments[0]; } var thenFunction = getTypeOfPropertyOfType(promise, "then"); - if (!thenFunction || isTypeAny(thenFunction)) { + if (isTypeAny(thenFunction)) { return undefined; } - var thenSignatures = getSignaturesOfType(thenFunction, 0 /* Call */); + var thenSignatures = thenFunction ? getSignaturesOfType(thenFunction, 0 /* Call */) : emptyArray; if (thenSignatures.length === 0) { + if (errorNode) { + error(errorNode, ts.Diagnostics.A_promise_must_have_a_then_method); + } return undefined; } - var onfulfilledParameterType = getTypeWithFacts(getUnionType(ts.map(thenSignatures, getTypeOfFirstParameterOfSignature)), 131072 /* NEUndefined */); + var onfulfilledParameterType = getTypeWithFacts(getUnionType(ts.map(thenSignatures, getTypeOfFirstParameterOfSignature)), 524288 /* NEUndefinedOrNull */); if (isTypeAny(onfulfilledParameterType)) { return undefined; } var onfulfilledParameterSignatures = getSignaturesOfType(onfulfilledParameterType, 0 /* Call */); if (onfulfilledParameterSignatures.length === 0) { + if (errorNode) { + error(errorNode, ts.Diagnostics.The_first_parameter_of_the_then_method_of_a_promise_must_be_a_callback); + } return undefined; } - return getUnionType(ts.map(onfulfilledParameterSignatures, getTypeOfFirstParameterOfSignature), /*subtypeReduction*/ true); - } - function getTypeOfFirstParameterOfSignature(signature) { - return signature.parameters.length > 0 ? getTypeAtPosition(signature, 0) : neverType; + return typeAsPromise.promisedTypeOfPromise = getUnionType(ts.map(onfulfilledParameterSignatures, getTypeOfFirstParameterOfSignature), /*subtypeReduction*/ true); } /** - * Gets the "awaited type" of a type. - * @param type The type to await. - * @remarks The "awaited type" of an expression is its "promised type" if the expression is a - * Promise-like type; otherwise, it is the type of the expression. This is used to reflect - * The runtime behavior of the `await` keyword. - */ - function getAwaitedType(type) { - return checkAwaitedType(type, /*location*/ undefined, /*message*/ undefined); + * Gets the "awaited type" of a type. + * @param type The type to await. + * @remarks The "awaited type" of an expression is its "promised type" if the expression is a + * Promise-like type; otherwise, it is the type of the expression. This is used to reflect + * The runtime behavior of the `await` keyword. + */ + function checkAwaitedType(type, errorNode, diagnosticMessage) { + return getAwaitedType(type, errorNode, diagnosticMessage) || unknownType; } - function checkAwaitedType(type, location, message) { - return checkAwaitedTypeWorker(type); - function checkAwaitedTypeWorker(type) { - if (type.flags & 65536 /* Union */) { - var types = []; - for (var _i = 0, _a = type.types; _i < _a.length; _i++) { - var constituentType = _a[_i]; - types.push(checkAwaitedTypeWorker(constituentType)); - } - return getUnionType(types, /*subtypeReduction*/ true); + function getAwaitedType(type, errorNode, diagnosticMessage) { + var typeAsAwaitable = type; + if (typeAsAwaitable.awaitedTypeOfType) { + return typeAsAwaitable.awaitedTypeOfType; + } + if (isTypeAny(type)) { + return typeAsAwaitable.awaitedTypeOfType = type; + } + if (type.flags & 65536 /* Union */) { + var types = void 0; + for (var _i = 0, _a = type.types; _i < _a.length; _i++) { + var constituentType = _a[_i]; + types = ts.append(types, getAwaitedType(constituentType, errorNode, diagnosticMessage)); } - else { - var promisedType = getPromisedType(type); - if (promisedType === undefined) { - // The type was not a PromiseLike, so it could not be unwrapped any further. - // As long as the type does not have a callable "then" property, it is - // safe to return the type; otherwise, an error will have been reported in - // the call to checkNonThenableType and we will return unknownType. - // - // An example of a non-promise "thenable" might be: - // - // await { then(): void {} } - // - // The "thenable" does not match the minimal definition for a PromiseLike. When - // a Promise/A+-compatible or ES6 promise tries to adopt this value, the promise - // will never settle. We treat this as an error to help flag an early indicator - // of a runtime problem. If the user wants to return this value from an async - // function, they would need to wrap it in some other value. If they want it to - // be treated as a promise, they can cast to <any>. - return checkNonThenableType(type, location, message); - } - else { - if (type.id === promisedType.id || ts.indexOf(awaitedTypeStack, promisedType.id) >= 0) { - // We have a bad actor in the form of a promise whose promised type is - // the same promise type, or a mutually recursive promise. Return the - // unknown type as we cannot guess the shape. If this were the actual - // case in the JavaScript, this Promise would never resolve. - // - // An example of a bad actor with a singly-recursive promise type might - // be: - // - // interface BadPromise { - // then( - // onfulfilled: (value: BadPromise) => any, - // onrejected: (error: any) => any): BadPromise; - // } - // - // The above interface will pass the PromiseLike check, and return a - // promised type of `BadPromise`. Since this is a self reference, we - // don't want to keep recursing ad infinitum. - // - // An example of a bad actor in the form of a mutually-recursive - // promise type might be: - // - // interface BadPromiseA { - // then( - // onfulfilled: (value: BadPromiseB) => any, - // onrejected: (error: any) => any): BadPromiseB; - // } - // - // interface BadPromiseB { - // then( - // onfulfilled: (value: BadPromiseA) => any, - // onrejected: (error: any) => any): BadPromiseA; - // } - // - if (location) { - error(location, ts.Diagnostics._0_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method, symbolToString(type.symbol)); - } - return unknownType; - } - // Keep track of the type we're about to unwrap to avoid bad recursive promise types. - // See the comments above for more information. - awaitedTypeStack.push(type.id); - var awaitedType = checkAwaitedTypeWorker(promisedType); - awaitedTypeStack.pop(); - return awaitedType; + if (!types) { + return undefined; + } + return typeAsAwaitable.awaitedTypeOfType = getUnionType(types, /*subtypeReduction*/ true); + } + var promisedType = getPromisedTypeOfPromise(type); + if (promisedType) { + if (type.id === promisedType.id || ts.indexOf(awaitedTypeStack, promisedType.id) >= 0) { + // Verify that we don't have a bad actor in the form of a promise whose + // promised type is the same as the promise type, or a mutually recursive + // promise. If so, we return undefined as we cannot guess the shape. If this + // were the actual case in the JavaScript, this Promise would never resolve. + // + // An example of a bad actor with a singly-recursive promise type might + // be: + // + // interface BadPromise { + // then( + // onfulfilled: (value: BadPromise) => any, + // onrejected: (error: any) => any): BadPromise; + // } + // The above interface will pass the PromiseLike check, and return a + // promised type of `BadPromise`. Since this is a self reference, we + // don't want to keep recursing ad infinitum. + // + // An example of a bad actor in the form of a mutually-recursive + // promise type might be: + // + // interface BadPromiseA { + // then( + // onfulfilled: (value: BadPromiseB) => any, + // onrejected: (error: any) => any): BadPromiseB; + // } + // + // interface BadPromiseB { + // then( + // onfulfilled: (value: BadPromiseA) => any, + // onrejected: (error: any) => any): BadPromiseA; + // } + // + if (errorNode) { + error(errorNode, ts.Diagnostics.Type_is_referenced_directly_or_indirectly_in_the_fulfillment_callback_of_its_own_then_method); } + return undefined; + } + // Keep track of the type we're about to unwrap to avoid bad recursive promise types. + // See the comments above for more information. + awaitedTypeStack.push(type.id); + var awaitedType = getAwaitedType(promisedType, errorNode, diagnosticMessage); + awaitedTypeStack.pop(); + if (!awaitedType) { + return undefined; + } + return typeAsAwaitable.awaitedTypeOfType = awaitedType; + } + // The type was not a promise, so it could not be unwrapped any further. + // As long as the type does not have a callable "then" property, it is + // safe to return the type; otherwise, an error will be reported in + // the call to getNonThenableType and we will return undefined. + // + // An example of a non-promise "thenable" might be: + // + // await { then(): void {} } + // + // The "thenable" does not match the minimal definition for a promise. When + // a Promise/A+-compatible or ES6 promise tries to adopt this value, the promise + // will never settle. We treat this as an error to help flag an early indicator + // of a runtime problem. If the user wants to return this value from an async + // function, they would need to wrap it in some other value. If they want it to + // be treated as a promise, they can cast to <any>. + var thenFunction = getTypeOfPropertyOfType(type, "then"); + if (thenFunction && getSignaturesOfType(thenFunction, 0 /* Call */).length > 0) { + if (errorNode) { + ts.Debug.assert(!!diagnosticMessage); + error(errorNode, diagnosticMessage); } + return undefined; } + return typeAsAwaitable.awaitedTypeOfType = type; } /** * Checks the return type of an async function to ensure it is a compatible @@ -38925,8 +42260,8 @@ var ts; if (returnType === unknownType) { return unknownType; } - var globalPromiseType = getGlobalPromiseType(); - if (globalPromiseType !== emptyGenericType && globalPromiseType !== getTargetType(returnType)) { + var globalPromiseType = getGlobalPromiseType(/*reportErrors*/ true); + if (globalPromiseType !== emptyGenericType && !isReferenceToType(returnType, globalPromiseType)) { // The promise type was not a valid type reference to the global promise type, so we // report an error and return the unknown type. error(node.type, ts.Diagnostics.The_return_type_of_an_async_function_or_method_must_be_the_global_Promise_T_type); @@ -38947,10 +42282,15 @@ var ts; var promiseConstructorSymbol = resolveEntityName(promiseConstructorName, 107455 /* Value */, /*ignoreErrors*/ true); var promiseConstructorType = promiseConstructorSymbol ? getTypeOfSymbol(promiseConstructorSymbol) : unknownType; if (promiseConstructorType === unknownType) { - error(node.type, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value, ts.entityNameToString(promiseConstructorName)); + if (promiseConstructorName.kind === 70 /* Identifier */ && promiseConstructorName.text === "Promise" && getTargetType(returnType) === getGlobalPromiseType(/*reportErrors*/ false)) { + error(node.type, ts.Diagnostics.An_async_function_or_method_in_ES5_SlashES3_requires_the_Promise_constructor_Make_sure_you_have_a_declaration_for_the_Promise_constructor_or_include_ES2015_in_your_lib_option); + } + else { + error(node.type, ts.Diagnostics.Type_0_is_not_a_valid_async_function_return_type_in_ES5_SlashES3_because_it_does_not_refer_to_a_Promise_compatible_constructor_value, ts.entityNameToString(promiseConstructorName)); + } return unknownType; } - var globalPromiseConstructorLikeType = getGlobalPromiseConstructorLikeType(); + var globalPromiseConstructorLikeType = getGlobalPromiseConstructorLikeType(/*reportErrors*/ true); if (globalPromiseConstructorLikeType === emptyObjectType) { // If we couldn't resolve the global PromiseConstructorLike type we cannot verify // compatibility with __awaiter. @@ -38969,7 +42309,7 @@ var ts; } } // Get and return the awaited type of the return type. - return checkAwaitedType(returnType, node, ts.Diagnostics.An_async_function_or_method_must_have_a_valid_awaitable_return_type); + return checkAwaitedType(returnType, node, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member); } /** Check a decorator */ function checkDecorator(node) { @@ -38982,22 +42322,22 @@ var ts; var headMessage = getDiagnosticHeadMessageForDecoratorResolution(node); var errorInfo; switch (node.parent.kind) { - case 226 /* ClassDeclaration */: + case 228 /* ClassDeclaration */: var classSymbol = getSymbolOfNode(node.parent); var classConstructorType = getTypeOfSymbol(classSymbol); expectedReturnType = getUnionType([classConstructorType, voidType]); break; - case 144 /* Parameter */: + case 145 /* Parameter */: expectedReturnType = voidType; errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.The_return_type_of_a_parameter_decorator_function_must_be_either_void_or_any); break; - case 147 /* PropertyDeclaration */: + case 148 /* PropertyDeclaration */: expectedReturnType = voidType; errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.The_return_type_of_a_property_decorator_function_must_be_either_void_or_any); break; - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 150 /* MethodDeclaration */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: var methodType = getTypeOfNode(node.parent); var descriptorType = createTypedPropertyDescriptorType(methodType); expectedReturnType = getUnionType([descriptorType, voidType]); @@ -39020,6 +42360,9 @@ var ts; markAliasSymbolAsReferenced(rootSymbol); } } + function getParameterTypeNodeForDecoratorCheck(node) { + return node.dotDotDotToken ? ts.getRestParameterElementType(node.type) : node.type; + } /** Check the decorators of a node */ function checkDecorators(node) { if (!node.decorators) { @@ -39033,29 +42376,37 @@ var ts; if (!compilerOptions.experimentalDecorators) { error(node, ts.Diagnostics.Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_the_experimentalDecorators_option_to_remove_this_warning); } + var firstDecorator = node.decorators[0]; + checkExternalEmitHelpers(firstDecorator, 8 /* Decorate */); + if (node.kind === 145 /* Parameter */) { + checkExternalEmitHelpers(firstDecorator, 32 /* Param */); + } if (compilerOptions.emitDecoratorMetadata) { + checkExternalEmitHelpers(firstDecorator, 16 /* Metadata */); // we only need to perform these checks if we are emitting serialized type metadata for the target of a decorator. switch (node.kind) { - case 226 /* ClassDeclaration */: + case 228 /* ClassDeclaration */: var constructor = ts.getFirstConstructorWithBody(node); if (constructor) { for (var _i = 0, _a = constructor.parameters; _i < _a.length; _i++) { var parameter = _a[_i]; - markTypeNodeAsReferenced(parameter.type); + markTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(parameter)); } } break; - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 150 /* MethodDeclaration */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: for (var _b = 0, _c = node.parameters; _b < _c.length; _b++) { var parameter = _c[_b]; - markTypeNodeAsReferenced(parameter.type); + markTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(parameter)); } markTypeNodeAsReferenced(node.type); break; - case 147 /* PropertyDeclaration */: - case 144 /* Parameter */: + case 148 /* PropertyDeclaration */: + markTypeNodeAsReferenced(getParameterTypeNodeForDecoratorCheck(node)); + break; + case 145 /* Parameter */: markTypeNodeAsReferenced(node.type); break; } @@ -39067,6 +42418,7 @@ var ts; checkFunctionOrMethodDeclaration(node) || checkGrammarForGenerator(node); checkCollisionWithCapturedSuperVariable(node, node.name); checkCollisionWithCapturedThisVariable(node, node.name); + checkCollisionWithCapturedNewTargetVariable(node, node.name); checkCollisionWithRequireExportsInGeneratedCode(node, node.name); checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name); } @@ -39074,11 +42426,11 @@ var ts; function checkFunctionOrMethodDeclaration(node) { checkDecorators(node); checkSignatureDeclaration(node); - var isAsync = ts.isAsyncFunctionLike(node); + var functionFlags = ts.getFunctionFlags(node); // Do not use hasDynamicName here, because that returns false for well known symbols. // We want to perform checkComputedPropertyName for all computed properties, including // well known symbols. - if (node.name && node.name.kind === 142 /* ComputedPropertyName */) { + if (node.name && node.name.kind === 143 /* ComputedPropertyName */) { // This check will account for methods in class/interface declarations, // as well as accessors in classes/object literals checkComputedPropertyName(node.name); @@ -39109,17 +42461,19 @@ var ts; } } checkSourceElement(node.body); - if (!node.asteriskToken) { - var returnOrPromisedType = node.type && (isAsync ? checkAsyncFunctionReturnType(node) : getTypeFromTypeNode(node.type)); + if ((functionFlags & 1 /* Generator */) === 0) { + var returnOrPromisedType = node.type && (functionFlags & 2 /* Async */ + ? checkAsyncFunctionReturnType(node) // Async function + : getTypeFromTypeNode(node.type)); // normal function checkAllCodePathsInNonVoidFunctionReturnOrThrow(node, returnOrPromisedType); } if (produceDiagnostics && !node.type) { // Report an implicit any error if there is no body, no explicit return type, and node is not a private method // in an ambient context - if (compilerOptions.noImplicitAny && ts.nodeIsMissing(node.body) && !isPrivateWithinAmbient(node)) { + if (noImplicitAny && ts.nodeIsMissing(node.body) && !isPrivateWithinAmbient(node)) { reportImplicitAnyError(node, anyType); } - if (node.asteriskToken && ts.nodeIsPresent(node.body)) { + if (functionFlags & 1 /* Generator */ && ts.nodeIsPresent(node.body)) { // A generator with a body and no type annotation can still cause errors. It can error if the // yielded values have no common supertype, or it can give an implicit any error if it has no // yielded values. The only way to trigger these errors is to try checking its return type. @@ -39138,56 +42492,54 @@ var ts; for (var _i = 0, deferredUnusedIdentifierNodes_1 = deferredUnusedIdentifierNodes; _i < deferredUnusedIdentifierNodes_1.length; _i++) { var node = deferredUnusedIdentifierNodes_1[_i]; switch (node.kind) { - case 261 /* SourceFile */: - case 230 /* ModuleDeclaration */: + case 264 /* SourceFile */: + case 232 /* ModuleDeclaration */: checkUnusedModuleMembers(node); break; - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: + case 228 /* ClassDeclaration */: + case 198 /* ClassExpression */: checkUnusedClassMembers(node); checkUnusedTypeParameters(node); break; - case 227 /* InterfaceDeclaration */: + case 229 /* InterfaceDeclaration */: checkUnusedTypeParameters(node); break; - case 204 /* Block */: - case 232 /* CaseBlock */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: + case 206 /* Block */: + case 234 /* CaseBlock */: + case 213 /* ForStatement */: + case 214 /* ForInStatement */: + case 215 /* ForOfStatement */: checkUnusedLocalsAndParameters(node); break; - case 150 /* Constructor */: - case 184 /* FunctionExpression */: - case 225 /* FunctionDeclaration */: - case 185 /* ArrowFunction */: - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 151 /* Constructor */: + case 185 /* FunctionExpression */: + case 227 /* FunctionDeclaration */: + case 186 /* ArrowFunction */: + case 150 /* MethodDeclaration */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: if (node.body) { checkUnusedLocalsAndParameters(node); } checkUnusedTypeParameters(node); break; - case 148 /* MethodSignature */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: - case 158 /* FunctionType */: - case 159 /* ConstructorType */: + case 149 /* MethodSignature */: + case 154 /* CallSignature */: + case 155 /* ConstructSignature */: + case 156 /* IndexSignature */: + case 159 /* FunctionType */: + case 160 /* ConstructorType */: checkUnusedTypeParameters(node); break; } - ; } } } function checkUnusedLocalsAndParameters(node) { - if (node.parent.kind !== 227 /* InterfaceDeclaration */ && noUnusedIdentifiers && !ts.isInAmbientContext(node)) { - var _loop_3 = function (key) { - var local = node.locals[key]; + if (node.parent.kind !== 229 /* InterfaceDeclaration */ && noUnusedIdentifiers && !ts.isInAmbientContext(node)) { + node.locals.forEach(function (local) { if (!local.isReferenced) { - if (local.valueDeclaration && ts.getRootDeclaration(local.valueDeclaration).kind === 144 /* Parameter */) { + if (local.valueDeclaration && ts.getRootDeclaration(local.valueDeclaration).kind === 145 /* Parameter */) { var parameter = ts.getRootDeclaration(local.valueDeclaration); if (compilerOptions.noUnusedParameters && !ts.isParameterPropertyDeclaration(parameter) && @@ -39200,22 +42552,28 @@ var ts; ts.forEach(local.declarations, function (d) { return errorUnusedLocal(d.name || d, local.name); }); } } - }; - for (var key in node.locals) { - _loop_3(key); - } + }); + } + } + function isRemovedPropertyFromObjectSpread(node) { + if (ts.isBindingElement(node) && ts.isObjectBindingPattern(node.parent)) { + var lastElement = ts.lastOrUndefined(node.parent.elements); + return lastElement !== node && !!lastElement.dotDotDotToken; } + return false; } function errorUnusedLocal(node, name) { if (isIdentifierThatStartsWithUnderScore(node)) { var declaration = ts.getRootDeclaration(node.parent); - if (declaration.kind === 223 /* VariableDeclaration */ && - (declaration.parent.parent.kind === 212 /* ForInStatement */ || - declaration.parent.parent.kind === 213 /* ForOfStatement */)) { + if (declaration.kind === 225 /* VariableDeclaration */ && + (declaration.parent.parent.kind === 214 /* ForInStatement */ || + declaration.parent.parent.kind === 215 /* ForOfStatement */)) { return; } } - error(node, ts.Diagnostics._0_is_declared_but_never_used, name); + if (!isRemovedPropertyFromObjectSpread(node.kind === 70 /* Identifier */ ? node.parent : node)) { + error(node, ts.Diagnostics._0_is_declared_but_never_used, name); + } } function parameterNameStartsWithUnderscore(parameterName) { return parameterName && isIdentifierThatStartsWithUnderScore(parameterName); @@ -39228,12 +42586,12 @@ var ts; if (node.members) { for (var _i = 0, _a = node.members; _i < _a.length; _i++) { var member = _a[_i]; - if (member.kind === 149 /* MethodDeclaration */ || member.kind === 147 /* PropertyDeclaration */) { + if (member.kind === 150 /* MethodDeclaration */ || member.kind === 148 /* PropertyDeclaration */) { if (!member.symbol.isReferenced && ts.getModifierFlags(member) & 8 /* Private */) { error(member.name, ts.Diagnostics._0_is_declared_but_never_used, member.symbol.name); } } - else if (member.kind === 150 /* Constructor */) { + else if (member.kind === 151 /* Constructor */) { for (var _b = 0, _c = member.parameters; _b < _c.length; _b++) { var parameter = _c[_b]; if (!parameter.symbol.isReferenced && ts.getModifierFlags(parameter) & 8 /* Private */) { @@ -39266,22 +42624,21 @@ var ts; } function checkUnusedModuleMembers(node) { if (compilerOptions.noUnusedLocals && !ts.isInAmbientContext(node)) { - for (var key in node.locals) { - var local = node.locals[key]; + node.locals.forEach(function (local) { if (!local.isReferenced && !local.exportSymbol) { for (var _i = 0, _a = local.declarations; _i < _a.length; _i++) { var declaration = _a[_i]; if (!ts.isAmbientModule(declaration)) { - error(declaration.name, ts.Diagnostics._0_is_declared_but_never_used, local.name); + errorUnusedLocal(declaration.name, local.name); } } } - } + }); } } function checkBlock(node) { // Grammar checking for SyntaxKind.Block - if (node.kind === 204 /* Block */) { + if (node.kind === 206 /* Block */) { checkGrammarStatementInAmbientContext(node); } ts.forEach(node.statements, checkSourceElement); @@ -39304,12 +42661,12 @@ var ts; if (!(identifier && identifier.text === name)) { return false; } - if (node.kind === 147 /* PropertyDeclaration */ || - node.kind === 146 /* PropertySignature */ || - node.kind === 149 /* MethodDeclaration */ || - node.kind === 148 /* MethodSignature */ || - node.kind === 151 /* GetAccessor */ || - node.kind === 152 /* SetAccessor */) { + if (node.kind === 148 /* PropertyDeclaration */ || + node.kind === 147 /* PropertySignature */ || + node.kind === 150 /* MethodDeclaration */ || + node.kind === 149 /* MethodSignature */ || + node.kind === 152 /* GetAccessor */ || + node.kind === 153 /* SetAccessor */) { // it is ok to have member named '_super' or '_this' - member access is always qualified return false; } @@ -39318,7 +42675,7 @@ var ts; return false; } var root = ts.getRootDeclaration(node); - if (root.kind === 144 /* Parameter */ && ts.nodeIsMissing(root.parent.body)) { + if (root.kind === 145 /* Parameter */ && ts.nodeIsMissing(root.parent.body)) { // just an overload - no codegen impact return false; } @@ -39329,10 +42686,14 @@ var ts; potentialThisCollisions.push(node); } } + function checkCollisionWithCapturedNewTargetVariable(node, name) { + if (needCollisionCheckForIdentifier(node, name, "_newTarget")) { + potentialNewTargetCollisions.push(node); + } + } // this function will run after checking the source file so 'CaptureThis' is correct for all nodes function checkIfThisIsCapturedInEnclosingScope(node) { - var current = node; - while (current) { + ts.findAncestor(node, function (current) { if (getNodeCheckFlags(current) & 4 /* CaptureThis */) { var isDeclaration_1 = node.kind !== 70 /* Identifier */; if (isDeclaration_1) { @@ -39341,10 +42702,23 @@ var ts; else { error(node, ts.Diagnostics.Expression_resolves_to_variable_declaration_this_that_compiler_uses_to_capture_this_reference); } - return; + return true; } - current = current.parent; - } + }); + } + function checkIfNewTargetIsCapturedInEnclosingScope(node) { + ts.findAncestor(node, function (current) { + if (getNodeCheckFlags(current) & 8 /* CaptureNewTarget */) { + var isDeclaration_2 = node.kind !== 70 /* Identifier */; + if (isDeclaration_2) { + error(node.name, ts.Diagnostics.Duplicate_identifier_newTarget_Compiler_uses_variable_declaration_newTarget_to_capture_new_target_meta_property_reference); + } + else { + error(node, ts.Diagnostics.Expression_resolves_to_variable_declaration_newTarget_that_compiler_uses_to_capture_new_target_meta_property_reference); + } + return true; + } + }); } function checkCollisionWithCapturedSuperVariable(node, name) { if (!needCollisionCheckForIdentifier(node, name, "_super")) { @@ -39357,8 +42731,8 @@ var ts; return; } if (ts.getClassExtendsHeritageClauseElement(enclosingClass)) { - var isDeclaration_2 = node.kind !== 70 /* Identifier */; - if (isDeclaration_2) { + var isDeclaration_3 = node.kind !== 70 /* Identifier */; + if (isDeclaration_3) { error(node, ts.Diagnostics.Duplicate_identifier_super_Compiler_uses_super_to_capture_base_class_reference); } else { @@ -39375,27 +42749,27 @@ var ts; return; } // Uninstantiated modules shouldnt do this check - if (node.kind === 230 /* ModuleDeclaration */ && ts.getModuleInstanceState(node) !== 1 /* Instantiated */) { + if (node.kind === 232 /* ModuleDeclaration */ && ts.getModuleInstanceState(node) !== 1 /* Instantiated */) { return; } // In case of variable declaration, node.parent is variable statement so look at the variable statement's parent var parent = getDeclarationContainer(node); - if (parent.kind === 261 /* SourceFile */ && ts.isExternalOrCommonJsModule(parent)) { + if (parent.kind === 264 /* SourceFile */ && ts.isExternalOrCommonJsModule(parent)) { // If the declaration happens to be in external module, report error that require and exports are reserved keywords error(name, ts.Diagnostics.Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module, ts.declarationNameToString(name), ts.declarationNameToString(name)); } } function checkCollisionWithGlobalPromiseInGeneratedCode(node, name) { - if (!needCollisionCheckForIdentifier(node, name, "Promise")) { + if (languageVersion >= 4 /* ES2017 */ || !needCollisionCheckForIdentifier(node, name, "Promise")) { return; } // Uninstantiated modules shouldnt do this check - if (node.kind === 230 /* ModuleDeclaration */ && ts.getModuleInstanceState(node) !== 1 /* Instantiated */) { + if (node.kind === 232 /* ModuleDeclaration */ && ts.getModuleInstanceState(node) !== 1 /* Instantiated */) { return; } // In case of variable declaration, node.parent is variable statement so look at the variable statement's parent var parent = getDeclarationContainer(node); - if (parent.kind === 261 /* SourceFile */ && ts.isExternalOrCommonJsModule(parent) && parent.flags & 8192 /* HasAsyncFunctions */) { + if (parent.kind === 264 /* SourceFile */ && ts.isExternalOrCommonJsModule(parent) && parent.flags & 1024 /* HasAsyncFunctions */) { // If the declaration happens to be in external module, report error that Promise is a reserved identifier. error(name, ts.Diagnostics.Duplicate_identifier_0_Compiler_reserves_name_1_in_top_level_scope_of_a_module_containing_async_functions, ts.declarationNameToString(name), ts.declarationNameToString(name)); } @@ -39430,7 +42804,7 @@ var ts; // skip variable declarations that don't have initializers // NOTE: in ES6 spec initializer is required in variable declarations where name is binding pattern // so we'll always treat binding elements as initialized - if (node.kind === 223 /* VariableDeclaration */ && !node.initializer) { + if (node.kind === 225 /* VariableDeclaration */ && !node.initializer) { return; } var symbol = getSymbolOfNode(node); @@ -39440,24 +42814,24 @@ var ts; localDeclarationSymbol !== symbol && localDeclarationSymbol.flags & 2 /* BlockScopedVariable */) { if (getDeclarationNodeFlagsFromSymbol(localDeclarationSymbol) & 3 /* BlockScoped */) { - var varDeclList = ts.getAncestor(localDeclarationSymbol.valueDeclaration, 224 /* VariableDeclarationList */); - var container = varDeclList.parent.kind === 205 /* VariableStatement */ && varDeclList.parent.parent + var varDeclList = ts.getAncestor(localDeclarationSymbol.valueDeclaration, 226 /* VariableDeclarationList */); + var container = varDeclList.parent.kind === 207 /* VariableStatement */ && varDeclList.parent.parent ? varDeclList.parent.parent : undefined; // names of block-scoped and function scoped variables can collide only // if block scoped variable is defined in the function\module\source file scope (because of variable hoisting) var namesShareScope = container && - (container.kind === 204 /* Block */ && ts.isFunctionLike(container.parent) || - container.kind === 231 /* ModuleBlock */ || - container.kind === 230 /* ModuleDeclaration */ || - container.kind === 261 /* SourceFile */); + (container.kind === 206 /* Block */ && ts.isFunctionLike(container.parent) || + container.kind === 233 /* ModuleBlock */ || + container.kind === 232 /* ModuleDeclaration */ || + container.kind === 264 /* SourceFile */); // here we know that function scoped variable is shadowed by block scoped one // if they are defined in the same scope - binder has already reported redeclaration error // otherwise if variable has an initializer - show error that initialization will fail // since LHS will be block scoped name instead of function scoped if (!namesShareScope) { - var name_23 = symbolToString(localDeclarationSymbol); - error(node, ts.Diagnostics.Cannot_initialize_outer_scoped_variable_0_in_the_same_scope_as_block_scoped_declaration_1, name_23, name_23); + var name = symbolToString(localDeclarationSymbol); + error(node, ts.Diagnostics.Cannot_initialize_outer_scoped_variable_0_in_the_same_scope_as_block_scoped_declaration_1, name, name); } } } @@ -39465,7 +42839,7 @@ var ts; } // Check that a parameter initializer contains no references to parameters declared to the right of itself function checkParameterInitializer(node) { - if (ts.getRootDeclaration(node).kind !== 144 /* Parameter */) { + if (ts.getRootDeclaration(node).kind !== 145 /* Parameter */) { return; } var func = ts.getContainingFunction(node); @@ -39476,7 +42850,7 @@ var ts; // skip declaration names (i.e. in object literal expressions) return; } - if (n.kind === 177 /* PropertyAccessExpression */) { + if (n.kind === 178 /* PropertyAccessExpression */) { // skip property names in property access expression return visit(n.expression); } @@ -39495,27 +42869,28 @@ var ts; // so we need to do a bit of extra work to check if reference is legal var enclosingContainer = ts.getEnclosingBlockScopeContainer(symbol.valueDeclaration); if (enclosingContainer === func) { - if (symbol.valueDeclaration.kind === 144 /* Parameter */) { + if (symbol.valueDeclaration.kind === 145 /* Parameter */ || + symbol.valueDeclaration.kind === 175 /* BindingElement */) { // it is ok to reference parameter in initializer if either // - parameter is located strictly on the left of current parameter declaration if (symbol.valueDeclaration.pos < node.pos) { return; } // - parameter is wrapped in function-like entity - var current = n; - while (current !== node.initializer) { - if (ts.isFunctionLike(current.parent)) { - return; + if (ts.findAncestor(n, function (current) { + if (current === node.initializer) { + return "quit"; } - // computed property names/initializers in instance property declaration of class like entities - // are executed in constructor and thus deferred - if (current.parent.kind === 147 /* PropertyDeclaration */ && - !(ts.hasModifier(current.parent, 32 /* Static */)) && - ts.isClassLike(current.parent.parent)) { - return; - } - current = current.parent; + return ts.isFunctionLike(current.parent) || + // computed property names/initializers in instance property declaration of class like entities + // are executed in constructor and thus deferred + (current.parent.kind === 148 /* PropertyDeclaration */ && + !(ts.hasModifier(current.parent, 32 /* Static */)) && + ts.isClassLike(current.parent.parent)); + })) { + return; } + // fall through to report error } error(n, ts.Diagnostics.Initializer_of_parameter_0_cannot_reference_identifier_1_declared_after_it, ts.declarationNameToString(node.name), ts.declarationNameToString(n)); } @@ -39536,40 +42911,46 @@ var ts; // Do not use hasDynamicName here, because that returns false for well known symbols. // We want to perform checkComputedPropertyName for all computed properties, including // well known symbols. - if (node.name.kind === 142 /* ComputedPropertyName */) { + if (node.name.kind === 143 /* ComputedPropertyName */) { checkComputedPropertyName(node.name); if (node.initializer) { checkExpressionCached(node.initializer); } } - if (node.kind === 174 /* BindingElement */) { + if (node.kind === 175 /* BindingElement */) { + if (node.parent.kind === 173 /* ObjectBindingPattern */ && languageVersion < 5 /* ESNext */) { + checkExternalEmitHelpers(node, 4 /* Rest */); + } // check computed properties inside property names of binding elements - if (node.propertyName && node.propertyName.kind === 142 /* ComputedPropertyName */) { + if (node.propertyName && node.propertyName.kind === 143 /* ComputedPropertyName */) { checkComputedPropertyName(node.propertyName); } // check private/protected variable access - var parent_10 = node.parent.parent; - var parentType = getTypeForBindingElementParent(parent_10); - var name_24 = node.propertyName || node.name; - var property = getPropertyOfType(parentType, ts.getTextOfPropertyName(name_24)); + var parent = node.parent.parent; + var parentType = getTypeForBindingElementParent(parent); + var name = node.propertyName || node.name; + var property = getPropertyOfType(parentType, ts.getTextOfPropertyName(name)); markPropertyAsReferenced(property); - if (parent_10.initializer && property && getParentOfSymbol(property)) { - checkClassPropertyAccess(parent_10, parent_10.initializer, parentType, property); + if (parent.initializer && property) { + checkPropertyAccessibility(parent, parent.initializer, parentType, property); } } // For a binding pattern, check contained binding elements if (ts.isBindingPattern(node.name)) { + if (node.name.kind === 174 /* ArrayBindingPattern */ && languageVersion < 2 /* ES2015 */ && compilerOptions.downlevelIteration) { + checkExternalEmitHelpers(node, 512 /* Read */); + } ts.forEach(node.name.elements, checkSourceElement); } // For a parameter declaration with an initializer, error and exit if the containing function doesn't have a body - if (node.initializer && ts.getRootDeclaration(node).kind === 144 /* Parameter */ && ts.nodeIsMissing(ts.getContainingFunction(node).body)) { + if (node.initializer && ts.getRootDeclaration(node).kind === 145 /* Parameter */ && ts.nodeIsMissing(ts.getContainingFunction(node).body)) { error(node, ts.Diagnostics.A_parameter_initializer_is_only_allowed_in_a_function_or_constructor_implementation); return; } // For a binding pattern, validate the initializer and exit if (ts.isBindingPattern(node.name)) { // Don't validate for-in initializer as it is already an error - if (node.initializer && node.parent.parent.kind !== 212 /* ForInStatement */) { + if (node.initializer && node.parent.parent.kind !== 214 /* ForInStatement */) { checkTypeAssignableTo(checkExpressionCached(node.initializer), getWidenedTypeForVariableLikeDeclaration(node), node, /*headMessage*/ undefined); checkParameterInitializer(node); } @@ -39580,7 +42961,7 @@ var ts; if (node === symbol.valueDeclaration) { // Node is the primary declaration of the symbol, just validate the initializer // Don't validate for-in initializer as it is already an error - if (node.initializer && node.parent.parent.kind !== 212 /* ForInStatement */) { + if (node.initializer && node.parent.parent.kind !== 214 /* ForInStatement */) { checkTypeAssignableTo(checkExpressionCached(node.initializer), type, node, /*headMessage*/ undefined); checkParameterInitializer(node); } @@ -39600,21 +42981,22 @@ var ts; error(node.name, ts.Diagnostics.All_declarations_of_0_must_have_identical_modifiers, ts.declarationNameToString(node.name)); } } - if (node.kind !== 147 /* PropertyDeclaration */ && node.kind !== 146 /* PropertySignature */) { + if (node.kind !== 148 /* PropertyDeclaration */ && node.kind !== 147 /* PropertySignature */) { // We know we don't have a binding pattern or computed name here checkExportsOnMergedDeclarations(node); - if (node.kind === 223 /* VariableDeclaration */ || node.kind === 174 /* BindingElement */) { + if (node.kind === 225 /* VariableDeclaration */ || node.kind === 175 /* BindingElement */) { checkVarDeclaredNamesNotShadowed(node); } checkCollisionWithCapturedSuperVariable(node, node.name); checkCollisionWithCapturedThisVariable(node, node.name); + checkCollisionWithCapturedNewTargetVariable(node, node.name); checkCollisionWithRequireExportsInGeneratedCode(node, node.name); checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name); } } function areDeclarationFlagsIdentical(left, right) { - if ((left.kind === 144 /* Parameter */ && right.kind === 223 /* VariableDeclaration */) || - (left.kind === 223 /* VariableDeclaration */ && right.kind === 144 /* Parameter */)) { + if ((left.kind === 145 /* Parameter */ && right.kind === 225 /* VariableDeclaration */) || + (left.kind === 225 /* VariableDeclaration */ && right.kind === 145 /* Parameter */)) { // Differences in optionality between parameters and variables are allowed. return true; } @@ -39644,8 +43026,8 @@ var ts; } function checkGrammarDisallowedModifiersOnObjectLiteralExpressionMethod(node) { // We only disallow modifier on a method declaration if it is a property of object-literal-expression - if (node.modifiers && node.parent.kind === 176 /* ObjectLiteralExpression */) { - if (ts.isAsyncFunctionLike(node)) { + if (node.modifiers && node.parent.kind === 177 /* ObjectLiteralExpression */) { + if (ts.getFunctionFlags(node) & 2 /* Async */) { if (node.modifiers.length > 1) { return grammarErrorOnFirstToken(node, ts.Diagnostics.Modifiers_cannot_appear_here); } @@ -39665,7 +43047,7 @@ var ts; checkGrammarStatementInAmbientContext(node); checkExpression(node.expression); checkSourceElement(node.thenStatement); - if (node.thenStatement.kind === 206 /* EmptyStatement */) { + if (node.thenStatement.kind === 208 /* EmptyStatement */) { error(node.thenStatement, ts.Diagnostics.The_body_of_an_if_statement_cannot_be_the_empty_statement); } checkSourceElement(node.elseStatement); @@ -39685,12 +43067,12 @@ var ts; function checkForStatement(node) { // Grammar checking if (!checkGrammarStatementInAmbientContext(node)) { - if (node.initializer && node.initializer.kind === 224 /* VariableDeclarationList */) { + if (node.initializer && node.initializer.kind === 226 /* VariableDeclarationList */) { checkGrammarVariableDeclarationList(node.initializer); } } if (node.initializer) { - if (node.initializer.kind === 224 /* VariableDeclarationList */) { + if (node.initializer.kind === 226 /* VariableDeclarationList */) { ts.forEach(node.initializer.declarations, checkVariableDeclaration); } else { @@ -39708,19 +43090,29 @@ var ts; } function checkForOfStatement(node) { checkGrammarForInOrForOfStatement(node); + if (node.kind === 215 /* ForOfStatement */) { + if (node.awaitModifier) { + if (languageVersion < 4 /* ES2017 */) { + checkExternalEmitHelpers(node, 8192 /* ForAwaitOfIncludes */); + } + } + else if (languageVersion < 2 /* ES2015 */ && compilerOptions.downlevelIteration) { + checkExternalEmitHelpers(node, 256 /* ForOfIncludes */); + } + } // Check the LHS and RHS // If the LHS is a declaration, just check it as a variable declaration, which will in turn check the RHS // via checkRightHandSideOfForOf. // If the LHS is an expression, check the LHS, as a destructuring assignment or as a reference. // Then check that the RHS is assignable to it. - if (node.initializer.kind === 224 /* VariableDeclarationList */) { + if (node.initializer.kind === 226 /* VariableDeclarationList */) { checkForInOrForOfVariableDeclaration(node); } else { var varExpr = node.initializer; - var iteratedType = checkRightHandSideOfForOf(node.expression); + var iteratedType = checkRightHandSideOfForOf(node.expression, node.awaitModifier); // There may be a destructuring assignment on the left side - if (varExpr.kind === 175 /* ArrayLiteralExpression */ || varExpr.kind === 176 /* ObjectLiteralExpression */) { + if (varExpr.kind === 176 /* ArrayLiteralExpression */ || varExpr.kind === 177 /* ObjectLiteralExpression */) { // iteratedType may be undefined. In this case, we still want to check the structure of // varExpr, in particular making sure it's a valid LeftHandSideExpression. But we'd like // to short circuit the type relation checking as much as possible, so we pass the unknownType. @@ -39752,7 +43144,7 @@ var ts; // for (let VarDecl in Expr) Statement // VarDecl must be a variable declaration without a type annotation that declares a variable of type Any, // and Expr must be an expression of type Any, an object type, or a type parameter type. - if (node.initializer.kind === 224 /* VariableDeclarationList */) { + if (node.initializer.kind === 226 /* VariableDeclarationList */) { var variable = node.initializer.declarations[0]; if (variable && ts.isBindingPattern(variable.name)) { error(variable.name, ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern); @@ -39766,7 +43158,7 @@ var ts; // and Expr must be an expression of type Any, an object type, or a type parameter type. var varExpr = node.initializer; var leftType = checkExpression(varExpr); - if (varExpr.kind === 175 /* ArrayLiteralExpression */ || varExpr.kind === 176 /* ObjectLiteralExpression */) { + if (varExpr.kind === 176 /* ArrayLiteralExpression */ || varExpr.kind === 177 /* ObjectLiteralExpression */) { error(varExpr, ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_cannot_be_a_destructuring_pattern); } else if (!isTypeAssignableTo(getIndexTypeOrString(rightType), leftType)) { @@ -39779,7 +43171,7 @@ var ts; } // unknownType is returned i.e. if node.expression is identifier whose name cannot be resolved // in this case error about missing name is already reported - do not report extra one - if (!isTypeAnyOrAllConstituentTypesHaveKind(rightType, 32768 /* Object */ | 16384 /* TypeParameter */ | 524288 /* IndexedAccess */)) { + if (!isTypeAnyOrAllConstituentTypesHaveKind(rightType, 32768 /* Object */ | 540672 /* TypeVariable */ | 16777216 /* NonPrimitive */)) { error(node.expression, ts.Diagnostics.The_right_hand_side_of_a_for_in_statement_must_be_of_type_any_an_object_type_or_a_type_parameter); } checkSourceElement(node.statement); @@ -39795,52 +43187,113 @@ var ts; checkVariableDeclaration(decl); } } - function checkRightHandSideOfForOf(rhsExpression) { + function checkRightHandSideOfForOf(rhsExpression, awaitModifier) { var expressionType = checkNonNullExpression(rhsExpression); - return checkIteratedTypeOrElementType(expressionType, rhsExpression, /*allowStringInput*/ true); + return checkIteratedTypeOrElementType(expressionType, rhsExpression, /*allowStringInput*/ true, awaitModifier !== undefined); } - function checkIteratedTypeOrElementType(inputType, errorNode, allowStringInput) { + function checkIteratedTypeOrElementType(inputType, errorNode, allowStringInput, allowAsyncIterable) { if (isTypeAny(inputType)) { return inputType; } - if (languageVersion >= 2 /* ES2015 */) { - return checkElementTypeOfIterable(inputType, errorNode); + return getIteratedTypeOrElementType(inputType, errorNode, allowStringInput, allowAsyncIterable, /*checkAssignability*/ true) || anyType; + } + /** + * When consuming an iterable type in a for..of, spread, or iterator destructuring assignment + * we want to get the iterated type of an iterable for ES2015 or later, or the iterated type + * of a iterable (if defined globally) or element type of an array like for ES2015 or earlier. + */ + function getIteratedTypeOrElementType(inputType, errorNode, allowStringInput, allowAsyncIterable, checkAssignability) { + var uplevelIteration = languageVersion >= 2 /* ES2015 */; + var downlevelIteration = !uplevelIteration && compilerOptions.downlevelIteration; + // Get the iterated type of an `Iterable<T>` or `IterableIterator<T>` only in ES2015 + // or higher, when inside of an async generator or for-await-if, or when + // downlevelIteration is requested. + if (uplevelIteration || downlevelIteration || allowAsyncIterable) { + // We only report errors for an invalid iterable type in ES2015 or higher. + var iteratedType = getIteratedTypeOfIterable(inputType, uplevelIteration ? errorNode : undefined, allowAsyncIterable, allowAsyncIterable, checkAssignability); + if (iteratedType || uplevelIteration) { + return iteratedType; + } } + var arrayType = inputType; + var reportedError = false; + var hasStringConstituent = false; + // If strings are permitted, remove any string-like constituents from the array type. + // This allows us to find other non-string element types from an array unioned with + // a string. if (allowStringInput) { - return checkElementTypeOfArrayOrString(inputType, errorNode); - } - if (isArrayLikeType(inputType)) { - var indexType = getIndexTypeOfType(inputType, 1 /* Number */); - if (indexType) { - return indexType; + if (arrayType.flags & 65536 /* Union */) { + // After we remove all types that are StringLike, we will know if there was a string constituent + // based on whether the result of filter is a new array. + var arrayTypes = inputType.types; + var filteredTypes = ts.filter(arrayTypes, function (t) { return !(t.flags & 262178 /* StringLike */); }); + if (filteredTypes !== arrayTypes) { + arrayType = getUnionType(filteredTypes, /*subtypeReduction*/ true); + } + } + else if (arrayType.flags & 262178 /* StringLike */) { + arrayType = neverType; + } + hasStringConstituent = arrayType !== inputType; + if (hasStringConstituent) { + if (languageVersion < 1 /* ES5 */) { + if (errorNode) { + error(errorNode, ts.Diagnostics.Using_a_string_in_a_for_of_statement_is_only_supported_in_ECMAScript_5_and_higher); + reportedError = true; + } + } + // Now that we've removed all the StringLike types, if no constituents remain, then the entire + // arrayOrStringType was a string. + if (arrayType.flags & 8192 /* Never */) { + return stringType; + } } } - if (errorNode) { - error(errorNode, ts.Diagnostics.Type_0_is_not_an_array_type, typeToString(inputType)); + if (!isArrayLikeType(arrayType)) { + if (errorNode && !reportedError) { + // Which error we report depends on whether we allow strings or if there was a + // string constituent. For example, if the input type is number | string, we + // want to say that number is not an array type. But if the input was just + // number and string input is allowed, we want to say that number is not an + // array type or a string type. + var diagnostic = !allowStringInput || hasStringConstituent + ? downlevelIteration + ? ts.Diagnostics.Type_0_is_not_an_array_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator + : ts.Diagnostics.Type_0_is_not_an_array_type + : downlevelIteration + ? ts.Diagnostics.Type_0_is_not_an_array_type_or_a_string_type_or_does_not_have_a_Symbol_iterator_method_that_returns_an_iterator + : ts.Diagnostics.Type_0_is_not_an_array_type_or_a_string_type; + error(errorNode, diagnostic, typeToString(arrayType)); + } + return hasStringConstituent ? stringType : undefined; } - return unknownType; - } - /** - * When errorNode is undefined, it means we should not report any errors. - */ - function checkElementTypeOfIterable(iterable, errorNode) { - var elementType = getElementTypeOfIterable(iterable, errorNode); - // Now even though we have extracted the iteratedType, we will have to validate that the type - // passed in is actually an Iterable. - if (errorNode && elementType) { - checkTypeAssignableTo(iterable, createIterableType(elementType), errorNode); + var arrayElementType = getIndexTypeOfType(arrayType, 1 /* Number */); + if (hasStringConstituent && arrayElementType) { + // This is just an optimization for the case where arrayOrStringType is string | string[] + if (arrayElementType.flags & 262178 /* StringLike */) { + return stringType; + } + return getUnionType([arrayElementType, stringType], /*subtypeReduction*/ true); } - return elementType || anyType; + return arrayElementType; } /** * We want to treat type as an iterable, and get the type it is an iterable of. The iterable * must have the following structure (annotated with the names of the variables below): * - * { // iterable - * [Symbol.iterator]: { // iteratorFunction - * (): Iterator<T> + * { // iterable + * [Symbol.iterator]: { // iteratorMethod + * (): Iterator<T> + * } + * } + * + * For an async iterable, we expect the following structure: + * + * { // iterable + * [Symbol.asyncIterator]: { // iteratorMethod + * (): AsyncIterator<T> + * } * } - * } * * T is the type we are after. At every level that involves analyzing return types * of signatures, we union the return types of all the signatures. @@ -39852,166 +43305,170 @@ var ts; * caller requested it. Then the caller can decide what to do in the case where there is no iterated * type. This is different from returning anyType, because that would signify that we have matched the * whole pattern and that T (above) is 'any'. + * + * For a **for-of** statement, `yield*` (in a normal generator), spread, array + * destructuring, or normal generator we will only ever look for a `[Symbol.iterator]()` + * method. + * + * For an async generator we will only ever look at the `[Symbol.asyncIterator]()` method. + * + * For a **for-await-of** statement or a `yield*` in an async generator we will look for + * the `[Symbol.asyncIterator]()` method first, and then the `[Symbol.iterator]()` method. */ - function getElementTypeOfIterable(type, errorNode) { + function getIteratedTypeOfIterable(type, errorNode, isAsyncIterable, allowNonAsyncIterables, checkAssignability) { if (isTypeAny(type)) { return undefined; } var typeAsIterable = type; - if (!typeAsIterable.iterableElementType) { - // As an optimization, if the type is instantiated directly using the globalIterableType (Iterable<number>), - // then just grab its type argument. - if ((getObjectFlags(type) & 4 /* Reference */) && type.target === getGlobalIterableType()) { - typeAsIterable.iterableElementType = type.typeArguments[0]; + if (isAsyncIterable ? typeAsIterable.iteratedTypeOfAsyncIterable : typeAsIterable.iteratedTypeOfIterable) { + return isAsyncIterable ? typeAsIterable.iteratedTypeOfAsyncIterable : typeAsIterable.iteratedTypeOfIterable; + } + if (isAsyncIterable) { + // As an optimization, if the type is an instantiation of the global `AsyncIterable<T>` + // or the global `AsyncIterableIterator<T>` then just grab its type argument. + if (isReferenceToType(type, getGlobalAsyncIterableType(/*reportErrors*/ false)) || + isReferenceToType(type, getGlobalAsyncIterableIteratorType(/*reportErrors*/ false))) { + return typeAsIterable.iteratedTypeOfAsyncIterable = type.typeArguments[0]; + } + } + if (!isAsyncIterable || allowNonAsyncIterables) { + // As an optimization, if the type is an instantiation of the global `Iterable<T>` or + // `IterableIterator<T>` then just grab its type argument. + if (isReferenceToType(type, getGlobalIterableType(/*reportErrors*/ false)) || + isReferenceToType(type, getGlobalIterableIteratorType(/*reportErrors*/ false))) { + return isAsyncIterable + ? typeAsIterable.iteratedTypeOfAsyncIterable = type.typeArguments[0] + : typeAsIterable.iteratedTypeOfIterable = type.typeArguments[0]; + } + } + var iteratorMethodSignatures; + var mayBeIterable = false; + if (isAsyncIterable) { + var iteratorMethod = getTypeOfPropertyOfType(type, ts.getPropertyNameForKnownSymbolName("asyncIterator")); + if (isTypeAny(iteratorMethod)) { + return undefined; } - else { - var iteratorFunction = getTypeOfPropertyOfType(type, ts.getPropertyNameForKnownSymbolName("iterator")); - if (isTypeAny(iteratorFunction)) { - return undefined; - } - var iteratorFunctionSignatures = iteratorFunction ? getSignaturesOfType(iteratorFunction, 0 /* Call */) : emptyArray; - if (iteratorFunctionSignatures.length === 0) { - if (errorNode) { - error(errorNode, ts.Diagnostics.Type_must_have_a_Symbol_iterator_method_that_returns_an_iterator); - } - return undefined; - } - typeAsIterable.iterableElementType = getElementTypeOfIterator(getUnionType(ts.map(iteratorFunctionSignatures, getReturnTypeOfSignature), /*subtypeReduction*/ true), errorNode); + iteratorMethodSignatures = iteratorMethod && getSignaturesOfType(iteratorMethod, 0 /* Call */); + } + if (!isAsyncIterable || (allowNonAsyncIterables && !ts.some(iteratorMethodSignatures))) { + var iteratorMethod = getTypeOfPropertyOfType(type, ts.getPropertyNameForKnownSymbolName("iterator")); + if (isTypeAny(iteratorMethod)) { + return undefined; } + iteratorMethodSignatures = iteratorMethod && getSignaturesOfType(iteratorMethod, 0 /* Call */); + mayBeIterable = true; + } + if (ts.some(iteratorMethodSignatures)) { + var iteratorMethodReturnType = getUnionType(ts.map(iteratorMethodSignatures, getReturnTypeOfSignature), /*subtypeReduction*/ true); + var iteratedType = getIteratedTypeOfIterator(iteratorMethodReturnType, errorNode, /*isAsyncIterator*/ false); + if (checkAssignability && errorNode && iteratedType) { + // If `checkAssignability` was specified, we were called from + // `checkIteratedTypeOrElementType`. As such, we need to validate that + // the type passed in is actually an Iterable. + checkTypeAssignableTo(type, mayBeIterable + ? createIterableType(iteratedType) + : createAsyncIterableType(iteratedType), errorNode); + } + return isAsyncIterable + ? typeAsIterable.iteratedTypeOfAsyncIterable = iteratedType + : typeAsIterable.iteratedTypeOfIterable = iteratedType; + } + if (errorNode) { + error(errorNode, isAsyncIterable + ? ts.Diagnostics.Type_must_have_a_Symbol_asyncIterator_method_that_returns_an_async_iterator + : ts.Diagnostics.Type_must_have_a_Symbol_iterator_method_that_returns_an_iterator); } - return typeAsIterable.iterableElementType; + return undefined; } /** - * This function has very similar logic as getElementTypeOfIterable, except that it operates on + * This function has very similar logic as getIteratedTypeOfIterable, except that it operates on * Iterators instead of Iterables. Here is the structure: * * { // iterator - * next: { // iteratorNextFunction - * (): { // iteratorNextResult - * value: T // iteratorNextValue + * next: { // nextMethod + * (): { // nextResult + * value: T // nextValue * } * } * } * + * For an async iterator, we expect the following structure: + * + * { // iterator + * next: { // nextMethod + * (): PromiseLike<{ // nextResult + * value: T // nextValue + * }> + * } + * } */ - function getElementTypeOfIterator(type, errorNode) { + function getIteratedTypeOfIterator(type, errorNode, isAsyncIterator) { if (isTypeAny(type)) { return undefined; } var typeAsIterator = type; - if (!typeAsIterator.iteratorElementType) { - // As an optimization, if the type is instantiated directly using the globalIteratorType (Iterator<number>), - // then just grab its type argument. - if ((getObjectFlags(type) & 4 /* Reference */) && type.target === getGlobalIteratorType()) { - typeAsIterator.iteratorElementType = type.typeArguments[0]; - } - else { - var iteratorNextFunction = getTypeOfPropertyOfType(type, "next"); - if (isTypeAny(iteratorNextFunction)) { - return undefined; - } - var iteratorNextFunctionSignatures = iteratorNextFunction ? getSignaturesOfType(iteratorNextFunction, 0 /* Call */) : emptyArray; - if (iteratorNextFunctionSignatures.length === 0) { - if (errorNode) { - error(errorNode, ts.Diagnostics.An_iterator_must_have_a_next_method); - } - return undefined; - } - var iteratorNextResult = getUnionType(ts.map(iteratorNextFunctionSignatures, getReturnTypeOfSignature), /*subtypeReduction*/ true); - if (isTypeAny(iteratorNextResult)) { - return undefined; - } - var iteratorNextValue = getTypeOfPropertyOfType(iteratorNextResult, "value"); - if (!iteratorNextValue) { - if (errorNode) { - error(errorNode, ts.Diagnostics.The_type_returned_by_the_next_method_of_an_iterator_must_have_a_value_property); - } - return undefined; - } - typeAsIterator.iteratorElementType = iteratorNextValue; - } + if (isAsyncIterator ? typeAsIterator.iteratedTypeOfAsyncIterator : typeAsIterator.iteratedTypeOfIterator) { + return isAsyncIterator ? typeAsIterator.iteratedTypeOfAsyncIterator : typeAsIterator.iteratedTypeOfIterator; + } + // As an optimization, if the type is an instantiation of the global `Iterator<T>` (for + // a non-async iterator) or the global `AsyncIterator<T>` (for an async-iterator) then + // just grab its type argument. + var getIteratorType = isAsyncIterator ? getGlobalAsyncIteratorType : getGlobalIteratorType; + if (isReferenceToType(type, getIteratorType(/*reportErrors*/ false))) { + return isAsyncIterator + ? typeAsIterator.iteratedTypeOfAsyncIterator = type.typeArguments[0] + : typeAsIterator.iteratedTypeOfIterator = type.typeArguments[0]; + } + // Both async and non-async iterators must have a `next` method. + var nextMethod = getTypeOfPropertyOfType(type, "next"); + if (isTypeAny(nextMethod)) { + return undefined; } - return typeAsIterator.iteratorElementType; - } - function getElementTypeOfIterableIterator(type) { - if (isTypeAny(type)) { + var nextMethodSignatures = nextMethod ? getSignaturesOfType(nextMethod, 0 /* Call */) : emptyArray; + if (nextMethodSignatures.length === 0) { + if (errorNode) { + error(errorNode, isAsyncIterator + ? ts.Diagnostics.An_async_iterator_must_have_a_next_method + : ts.Diagnostics.An_iterator_must_have_a_next_method); + } return undefined; } - // As an optimization, if the type is instantiated directly using the globalIterableIteratorType (IterableIterator<number>), - // then just grab its type argument. - if ((getObjectFlags(type) & 4 /* Reference */) && type.target === getGlobalIterableIteratorType()) { - return type.typeArguments[0]; + var nextResult = getUnionType(ts.map(nextMethodSignatures, getReturnTypeOfSignature), /*subtypeReduction*/ true); + if (isTypeAny(nextResult)) { + return undefined; } - return getElementTypeOfIterable(type, /*errorNode*/ undefined) || - getElementTypeOfIterator(type, /*errorNode*/ undefined); - } - /** - * This function does the following steps: - * 1. Break up arrayOrStringType (possibly a union) into its string constituents and array constituents. - * 2. Take the element types of the array constituents. - * 3. Return the union of the element types, and string if there was a string constituent. - * - * For example: - * string -> string - * number[] -> number - * string[] | number[] -> string | number - * string | number[] -> string | number - * string | string[] | number[] -> string | number - * - * It also errors if: - * 1. Some constituent is neither a string nor an array. - * 2. Some constituent is a string and target is less than ES5 (because in ES3 string is not indexable). - */ - function checkElementTypeOfArrayOrString(arrayOrStringType, errorNode) { - ts.Debug.assert(languageVersion < 2 /* ES2015 */); - var arrayType = arrayOrStringType; - if (arrayOrStringType.flags & 65536 /* Union */) { - // After we remove all types that are StringLike, we will know if there was a string constituent - // based on whether the result of filter is a new array. - var arrayTypes = arrayOrStringType.types; - var filteredTypes = ts.filter(arrayTypes, function (t) { return !(t.flags & 262178 /* StringLike */); }); - if (filteredTypes !== arrayTypes) { - arrayType = getUnionType(filteredTypes, /*subtypeReduction*/ true); - } - } - else if (arrayOrStringType.flags & 262178 /* StringLike */) { - arrayType = neverType; - } - var hasStringConstituent = arrayOrStringType !== arrayType; - var reportedError = false; - if (hasStringConstituent) { - if (languageVersion < 1 /* ES5 */) { - error(errorNode, ts.Diagnostics.Using_a_string_in_a_for_of_statement_is_only_supported_in_ECMAScript_5_and_higher); - reportedError = true; - } - // Now that we've removed all the StringLike types, if no constituents remain, then the entire - // arrayOrStringType was a string. - if (arrayType.flags & 8192 /* Never */) { - return stringType; + // For an async iterator, we must get the awaited type of the return type. + if (isAsyncIterator) { + nextResult = getAwaitedTypeOfPromise(nextResult, errorNode, ts.Diagnostics.The_type_returned_by_the_next_method_of_an_async_iterator_must_be_a_promise_for_a_type_with_a_value_property); + if (isTypeAny(nextResult)) { + return undefined; } } - if (!isArrayLikeType(arrayType)) { - if (!reportedError) { - // Which error we report depends on whether there was a string constituent. For example, - // if the input type is number | string, we want to say that number is not an array type. - // But if the input was just number, we want to say that number is not an array type - // or a string type. - var diagnostic = hasStringConstituent - ? ts.Diagnostics.Type_0_is_not_an_array_type - : ts.Diagnostics.Type_0_is_not_an_array_type_or_a_string_type; - error(errorNode, diagnostic, typeToString(arrayType)); + var nextValue = nextResult && getTypeOfPropertyOfType(nextResult, "value"); + if (!nextValue) { + if (errorNode) { + error(errorNode, isAsyncIterator + ? ts.Diagnostics.The_type_returned_by_the_next_method_of_an_async_iterator_must_be_a_promise_for_a_type_with_a_value_property + : ts.Diagnostics.The_type_returned_by_the_next_method_of_an_iterator_must_have_a_value_property); } - return hasStringConstituent ? stringType : unknownType; + return undefined; } - var arrayElementType = getIndexTypeOfType(arrayType, 1 /* Number */) || unknownType; - if (hasStringConstituent) { - // This is just an optimization for the case where arrayOrStringType is string | string[] - if (arrayElementType.flags & 262178 /* StringLike */) { - return stringType; - } - return getUnionType([arrayElementType, stringType], /*subtypeReduction*/ true); + return isAsyncIterator + ? typeAsIterator.iteratedTypeOfAsyncIterator = nextValue + : typeAsIterator.iteratedTypeOfIterator = nextValue; + } + /** + * A generator may have a return type of `Iterator<T>`, `Iterable<T>`, or + * `IterableIterator<T>`. An async generator may have a return type of `AsyncIterator<T>`, + * `AsyncIterable<T>`, or `AsyncIterableIterator<T>`. This function can be used to extract + * the iterated type from this return type for contextual typing and verifying signatures. + */ + function getIteratedTypeOfGenerator(returnType, isAsyncGenerator) { + if (isTypeAny(returnType)) { + return undefined; } - return arrayElementType; + return getIteratedTypeOfIterable(returnType, /*errorNode*/ undefined, isAsyncGenerator, /*allowNonAsyncIterables*/ false, /*checkAssignability*/ false) + || getIteratedTypeOfIterator(returnType, /*errorNode*/ undefined, isAsyncGenerator); } function checkBreakOrContinueStatement(node) { // Grammar checking @@ -40019,10 +43476,12 @@ var ts; // TODO: Check that target label is valid } function isGetAccessorWithAnnotatedSetAccessor(node) { - return !!(node.kind === 151 /* GetAccessor */ && ts.getSetAccessorTypeAnnotationNode(ts.getDeclarationOfKind(node.symbol, 152 /* SetAccessor */))); + return !!(node.kind === 152 /* GetAccessor */ && ts.getSetAccessorTypeAnnotationNode(ts.getDeclarationOfKind(node.symbol, 153 /* SetAccessor */))); } function isUnwrappedReturnTypeVoidOrAny(func, returnType) { - var unwrappedReturnType = ts.isAsyncFunctionLike(func) ? getPromisedType(returnType) : returnType; + var unwrappedReturnType = (ts.getFunctionFlags(func) & 3 /* AsyncOrAsyncGenerator */) === 2 /* Async */ + ? getPromisedTypeOfPromise(returnType) // Async function + : returnType; // AsyncGenerator function, Generator function, or normal function return unwrappedReturnType && maybeTypeOfKind(unwrappedReturnType, 1024 /* Void */ | 1 /* Any */); } function checkReturnStatement(node) { @@ -40039,40 +43498,41 @@ var ts; var returnType = getReturnTypeOfSignature(signature); if (strictNullChecks || node.expression || returnType.flags & 8192 /* Never */) { var exprType = node.expression ? checkExpressionCached(node.expression) : undefinedType; - if (func.asteriskToken) { + var functionFlags = ts.getFunctionFlags(func); + if (functionFlags & 1 /* Generator */) { // A generator does not need its return expressions checked against its return type. // Instead, the yield expressions are checked against the element type. // TODO: Check return expressions of generators when return type tracking is added // for generators. return; } - if (func.kind === 152 /* SetAccessor */) { + if (func.kind === 153 /* SetAccessor */) { if (node.expression) { - error(node.expression, ts.Diagnostics.Setters_cannot_return_a_value); + error(node, ts.Diagnostics.Setters_cannot_return_a_value); } } - else if (func.kind === 150 /* Constructor */) { - if (node.expression && !checkTypeAssignableTo(exprType, returnType, node.expression)) { - error(node.expression, ts.Diagnostics.Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class); + else if (func.kind === 151 /* Constructor */) { + if (node.expression && !checkTypeAssignableTo(exprType, returnType, node)) { + error(node, ts.Diagnostics.Return_type_of_constructor_signature_must_be_assignable_to_the_instance_type_of_the_class); } } else if (func.type || isGetAccessorWithAnnotatedSetAccessor(func)) { - if (ts.isAsyncFunctionLike(func)) { - var promisedType = getPromisedType(returnType); - var awaitedType = checkAwaitedType(exprType, node.expression || node, ts.Diagnostics.Return_expression_in_async_function_does_not_have_a_valid_callable_then_member); + if (functionFlags & 2 /* Async */) { + var promisedType = getPromisedTypeOfPromise(returnType); + var awaitedType = checkAwaitedType(exprType, node, ts.Diagnostics.The_return_type_of_an_async_function_must_either_be_a_valid_promise_or_must_not_contain_a_callable_then_member); if (promisedType) { // If the function has a return type, but promisedType is // undefined, an error will be reported in checkAsyncFunctionReturnType // so we don't need to report one here. - checkTypeAssignableTo(awaitedType, promisedType, node.expression || node); + checkTypeAssignableTo(awaitedType, promisedType, node); } } else { - checkTypeAssignableTo(exprType, returnType, node.expression || node); + checkTypeAssignableTo(exprType, returnType, node); } } } - else if (func.kind !== 150 /* Constructor */ && compilerOptions.noImplicitReturns && !isUnwrappedReturnTypeVoidOrAny(func, returnType)) { + else if (func.kind !== 151 /* Constructor */ && compilerOptions.noImplicitReturns && !isUnwrappedReturnTypeVoidOrAny(func, returnType)) { // The function has a return type, but the return statement doesn't have an expression. error(node, ts.Diagnostics.Not_all_code_paths_return_a_value); } @@ -40081,7 +43541,7 @@ var ts; function checkWithStatement(node) { // Grammar checking for withStatement if (!checkGrammarStatementInAmbientContext(node)) { - if (node.flags & 524288 /* AwaitContext */) { + if (node.flags & 16384 /* AwaitContext */) { grammarErrorOnFirstToken(node, ts.Diagnostics.with_statements_are_not_allowed_in_an_async_function_block); } } @@ -40102,7 +43562,7 @@ var ts; var expressionIsLiteral = isLiteralType(expressionType); ts.forEach(node.caseBlock.clauses, function (clause) { // Grammar check for duplicate default clauses, skip if we already report duplicate default clause - if (clause.kind === 254 /* DefaultClause */ && !hasDuplicateDefaultClause) { + if (clause.kind === 257 /* DefaultClause */ && !hasDuplicateDefaultClause) { if (firstDefaultClause === undefined) { firstDefaultClause = clause; } @@ -40114,7 +43574,7 @@ var ts; hasDuplicateDefaultClause = true; } } - if (produceDiagnostics && clause.kind === 253 /* CaseClause */) { + if (produceDiagnostics && clause.kind === 256 /* CaseClause */) { var caseClause = clause; // TypeScript 1.0 spec (April 2014): 5.9 // In a 'switch' statement, each 'case' expression must be of a type that is comparable @@ -40140,18 +43600,16 @@ var ts; function checkLabeledStatement(node) { // Grammar checking if (!checkGrammarStatementInAmbientContext(node)) { - var current = node.parent; - while (current) { + ts.findAncestor(node.parent, function (current) { if (ts.isFunctionLike(current)) { - break; + return "quit"; } - if (current.kind === 219 /* LabeledStatement */ && current.label.text === node.label.text) { + if (current.kind === 221 /* LabeledStatement */ && current.label.text === node.label.text) { var sourceFile = ts.getSourceFileOfNode(node); grammarErrorOnNode(node.label, ts.Diagnostics.Duplicate_label_0, ts.getTextOfNodeFromSourceText(sourceFile.text, node.label)); - break; + return true; } - current = current.parent; - } + }); } // ensure that label is unique checkSourceElement(node.statement); @@ -40182,14 +43640,14 @@ var ts; grammarErrorOnFirstToken(catchClause.variableDeclaration.initializer, ts.Diagnostics.Catch_clause_variable_cannot_have_an_initializer); } else { - var blockLocals = catchClause.block.locals; - if (blockLocals) { - for (var caughtName in catchClause.locals) { - var blockLocal = blockLocals[caughtName]; + var blockLocals_1 = catchClause.block.locals; + if (blockLocals_1) { + ts.forEachKey(catchClause.locals, function (caughtName) { + var blockLocal = blockLocals_1.get(caughtName); if (blockLocal && (blockLocal.flags & 2 /* BlockScopedVariable */) !== 0) { grammarErrorOnNode(blockLocal.valueDeclaration, ts.Diagnostics.Cannot_redeclare_identifier_0_in_catch_clause, caughtName); } - } + }); } } } @@ -40241,15 +43699,16 @@ var ts; if (!indexType) { return; } + var propDeclaration = prop.valueDeclaration; // index is numeric and property name is not valid numeric literal - if (indexKind === 1 /* Number */ && !isNumericName(prop.valueDeclaration.name)) { + if (indexKind === 1 /* Number */ && !(propDeclaration ? isNumericName(propDeclaration.name) : isNumericLiteralName(prop.name))) { return; } // perform property check if property or indexer is declared in 'type' // this allows to rule out cases when both property and indexer are inherited from the base class var errorNode; - if (prop.valueDeclaration.name.kind === 142 /* ComputedPropertyName */ || prop.parent === containingType.symbol) { - errorNode = prop.valueDeclaration; + if (propDeclaration && (propDeclaration.name.kind === 143 /* ComputedPropertyName */ || prop.parent === containingType.symbol)) { + errorNode = propDeclaration; } else if (indexDeclaration) { errorNode = indexDeclaration; @@ -40279,16 +43738,26 @@ var ts; case "string": case "symbol": case "void": + case "object": error(name, message, name.text); } } - /** Check each type parameter and check that type parameters have no duplicate type parameter declarations */ + /** + * Check each type parameter and check that type parameters have no duplicate type parameter declarations + */ function checkTypeParameters(typeParameterDeclarations) { if (typeParameterDeclarations) { - for (var i = 0, n = typeParameterDeclarations.length; i < n; i++) { + var seenDefault = false; + for (var i = 0; i < typeParameterDeclarations.length; i++) { var node = typeParameterDeclarations[i]; checkTypeParameter(node); if (produceDiagnostics) { + if (node.default) { + seenDefault = true; + } + else if (seenDefault) { + error(node, ts.Diagnostics.Required_type_parameters_may_not_follow_optional_type_parameters); + } for (var j = 0; j < i; j++) { if (typeParameterDeclarations[j].symbol === node.symbol) { error(node.name, ts.Diagnostics.Duplicate_identifier_0, ts.declarationNameToString(node.name)); @@ -40299,22 +43768,64 @@ var ts; } } /** Check that type parameter lists are identical across multiple declarations */ - function checkTypeParameterListsIdentical(node, symbol) { + function checkTypeParameterListsIdentical(symbol) { if (symbol.declarations.length === 1) { return; } - var firstDecl; - for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { - var declaration = _a[_i]; - if (declaration.kind === 226 /* ClassDeclaration */ || declaration.kind === 227 /* InterfaceDeclaration */) { - if (!firstDecl) { - firstDecl = declaration; + var links = getSymbolLinks(symbol); + if (!links.typeParametersChecked) { + links.typeParametersChecked = true; + var declarations = getClassOrInterfaceDeclarationsOfSymbol(symbol); + if (declarations.length <= 1) { + return; + } + var type = getDeclaredTypeOfSymbol(symbol); + if (!areTypeParametersIdentical(declarations, type.localTypeParameters)) { + // Report an error on every conflicting declaration. + var name = symbolToString(symbol); + for (var _i = 0, declarations_6 = declarations; _i < declarations_6.length; _i++) { + var declaration = declarations_6[_i]; + error(declaration.name, ts.Diagnostics.All_declarations_of_0_must_have_identical_type_parameters, name); + } + } + } + } + function areTypeParametersIdentical(declarations, typeParameters) { + var maxTypeArgumentCount = ts.length(typeParameters); + var minTypeArgumentCount = getMinTypeArgumentCount(typeParameters); + for (var _i = 0, declarations_7 = declarations; _i < declarations_7.length; _i++) { + var declaration = declarations_7[_i]; + // If this declaration has too few or too many type parameters, we report an error + var numTypeParameters = ts.length(declaration.typeParameters); + if (numTypeParameters < minTypeArgumentCount || numTypeParameters > maxTypeArgumentCount) { + return false; + } + for (var i = 0; i < numTypeParameters; i++) { + var source = declaration.typeParameters[i]; + var target = typeParameters[i]; + // If the type parameter node does not have the same as the resolved type + // parameter at this position, we report an error. + if (source.name.text !== target.symbol.name) { + return false; } - else if (!areTypeParametersIdentical(firstDecl.typeParameters, node.typeParameters)) { - error(node.name, ts.Diagnostics.All_declarations_of_0_must_have_identical_type_parameters, node.name.text); + // If the type parameter node does not have an identical constraint as the resolved + // type parameter at this position, we report an error. + var sourceConstraint = source.constraint && getTypeFromTypeNode(source.constraint); + var targetConstraint = getConstraintFromTypeParameter(target); + if ((sourceConstraint || targetConstraint) && + (!sourceConstraint || !targetConstraint || !isTypeIdenticalTo(sourceConstraint, targetConstraint))) { + return false; + } + // If the type parameter node has a default and it is not identical to the default + // for the type parameter at this position, we report an error. + var sourceDefault = source.default && getTypeFromTypeNode(source.default); + var targetDefault = getDefaultFromTypeParameter(target); + if (sourceDefault && targetDefault && !isTypeIdenticalTo(sourceDefault, targetDefault)) { + return false; } } } + return true; } function checkClassExpression(node) { checkClassLikeDeclaration(node); @@ -40334,11 +43845,12 @@ var ts; registerForUnusedIdentifiersCheck(node); } function checkClassLikeDeclaration(node) { - checkGrammarClassDeclarationHeritageClauses(node); + checkGrammarClassLikeDeclaration(node); checkDecorators(node); if (node.name) { checkTypeNameIsReserved(node.name, ts.Diagnostics.Class_name_cannot_be_0); checkCollisionWithCapturedThisVariable(node, node.name); + checkCollisionWithCapturedNewTargetVariable(node, node.name); checkCollisionWithRequireExportsInGeneratedCode(node, node.name); checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name); } @@ -40348,19 +43860,27 @@ var ts; var type = getDeclaredTypeOfSymbol(symbol); var typeWithThis = getTypeWithThisArgument(type); var staticType = getTypeOfSymbol(symbol); - checkTypeParameterListsIdentical(node, symbol); + checkTypeParameterListsIdentical(symbol); checkClassForDuplicateDeclarations(node); + // Only check for reserved static identifiers on non-ambient context. + if (!ts.isInAmbientContext(node)) { + checkClassForStaticPropertyNameConflicts(node); + } var baseTypeNode = ts.getClassExtendsHeritageClauseElement(node); if (baseTypeNode) { + if (languageVersion < 2 /* ES2015 */) { + checkExternalEmitHelpers(baseTypeNode.parent, 1 /* Extends */); + } var baseTypes = getBaseTypes(type); if (baseTypes.length && produceDiagnostics) { var baseType_1 = baseTypes[0]; - var staticBaseType = getBaseConstructorTypeOfClass(type); + var baseConstructorType = getBaseConstructorTypeOfClass(type); + var staticBaseType = getApparentType(baseConstructorType); checkBaseTypeAccessibility(staticBaseType, baseTypeNode); checkSourceElement(baseTypeNode.expression); if (baseTypeNode.typeArguments) { ts.forEach(baseTypeNode.typeArguments, checkSourceElement); - for (var _i = 0, _a = getConstructorsForTypeArguments(staticBaseType, baseTypeNode.typeArguments); _i < _a.length; _i++) { + for (var _i = 0, _a = getConstructorsForTypeArguments(staticBaseType, baseTypeNode.typeArguments, baseTypeNode); _i < _a.length; _i++) { var constructor = _a[_i]; if (!checkTypeArgumentConstraints(constructor.typeParameters, baseTypeNode.typeArguments)) { break; @@ -40369,19 +43889,15 @@ var ts; } checkTypeAssignableTo(typeWithThis, getTypeWithThisArgument(baseType_1, type.thisType), node.name || node, ts.Diagnostics.Class_0_incorrectly_extends_base_class_1); checkTypeAssignableTo(staticType, getTypeWithoutSignatures(staticBaseType), node.name || node, ts.Diagnostics.Class_static_side_0_incorrectly_extends_base_class_static_side_1); - if (baseType_1.symbol.valueDeclaration && - !ts.isInAmbientContext(baseType_1.symbol.valueDeclaration) && - baseType_1.symbol.valueDeclaration.kind === 226 /* ClassDeclaration */) { - if (!isBlockScopedNameDeclaredBeforeUse(baseType_1.symbol.valueDeclaration, node)) { - error(baseTypeNode, ts.Diagnostics.A_class_must_be_declared_after_its_base_class); - } + if (baseConstructorType.flags & 540672 /* TypeVariable */ && !isMixinConstructorType(staticType)) { + error(node.name || node, ts.Diagnostics.A_mixin_class_must_have_a_constructor_with_a_single_rest_parameter_of_type_any); } - if (!(staticBaseType.symbol && staticBaseType.symbol.flags & 32 /* Class */)) { + if (!(staticBaseType.symbol && staticBaseType.symbol.flags & 32 /* Class */) && !(baseConstructorType.flags & 540672 /* TypeVariable */)) { // When the static base type is a "class-like" constructor function (but not actually a class), we verify // that all instantiated base constructor signatures return the same type. We can simply compare the type // references (as opposed to checking the structure of the types) because elsewhere we have already checked // that the base type is a class or interface type (and not, for example, an anonymous object type). - var constructors = getInstantiatedConstructorsForTypeArguments(staticBaseType, baseTypeNode.typeArguments); + var constructors = getInstantiatedConstructorsForTypeArguments(staticBaseType, baseTypeNode.typeArguments, baseTypeNode); if (ts.forEach(constructors, function (sig) { return getReturnTypeOfSignature(sig) !== baseType_1; })) { error(baseTypeNode.expression, ts.Diagnostics.Base_constructors_must_all_have_the_same_return_type); } @@ -40400,8 +43916,7 @@ var ts; if (produceDiagnostics) { var t = getTypeFromTypeNode(typeRefNode); if (t !== unknownType) { - var declaredType = getObjectFlags(t) & 4 /* Reference */ ? t.target : t; - if (getObjectFlags(declaredType) & 3 /* ClassOrInterface */) { + if (isValidBaseType(t)) { checkTypeAssignableTo(typeWithThis, getTypeWithThisArgument(t, type.thisType), node.name || node, ts.Diagnostics.Class_0_incorrectly_implements_interface_1); } else { @@ -40431,11 +43946,16 @@ var ts; function getTargetSymbol(s) { // if symbol is instantiated its flags are not copied from the 'target' // so we'll need to get back original 'target' symbol to work with correct set of flags - return s.flags & 16777216 /* Instantiated */ ? getSymbolLinks(s).target : s; + return getCheckFlags(s) & 1 /* Instantiated */ ? s.target : s; } function getClassLikeDeclarationOfSymbol(symbol) { return ts.forEach(symbol.declarations, function (d) { return ts.isClassLike(d) ? d : undefined; }); } + function getClassOrInterfaceDeclarationsOfSymbol(symbol) { + return ts.filter(symbol.declarations, function (d) { + return d.kind === 228 /* ClassDeclaration */ || d.kind === 229 /* InterfaceDeclaration */; + }); + } function checkKindsOfPropertyMemberOverrides(type, baseType) { // TypeScript 1.0 spec (April 2014): 8.2.3 // A derived class inherits all members from its base class it doesn't override. @@ -40451,11 +43971,11 @@ var ts; // Base class instance member variables and accessors can be overridden by // derived class instance member variables and accessors, but not by other kinds of members. // NOTE: assignability is checked in checkClassDeclaration - var baseProperties = getPropertiesOfObjectType(baseType); + var baseProperties = getPropertiesOfType(baseType); for (var _i = 0, baseProperties_1 = baseProperties; _i < baseProperties_1.length; _i++) { var baseProperty = baseProperties_1[_i]; var base = getTargetSymbol(baseProperty); - if (base.flags & 134217728 /* Prototype */) { + if (base.flags & 16777216 /* Prototype */) { continue; } var derived = getTargetSymbol(getPropertyOfObjectType(type, base.name)); @@ -40472,7 +43992,7 @@ var ts; // If there is no declaration for the derived class (as in the case of class expressions), // then the class cannot be declared abstract. if (baseDeclarationFlags & 128 /* Abstract */ && (!derivedClassDecl || !(ts.getModifierFlags(derivedClassDecl) & 128 /* Abstract */))) { - if (derivedClassDecl.kind === 197 /* ClassExpression */) { + if (derivedClassDecl.kind === 198 /* ClassExpression */) { error(derivedClassDecl, ts.Diagnostics.Non_abstract_class_expression_does_not_implement_inherited_abstract_member_0_from_class_1, symbolToString(baseProperty), typeToString(baseType)); } else { @@ -40483,7 +44003,7 @@ var ts; else { // derived overrides base. var derivedDeclarationFlags = getDeclarationModifierFlagsFromSymbol(derived); - if ((baseDeclarationFlags & 8 /* Private */) || (derivedDeclarationFlags & 8 /* Private */)) { + if (baseDeclarationFlags & 8 /* Private */ || derivedDeclarationFlags & 8 /* Private */) { // either base or derived property is private - not override, skip it continue; } @@ -40491,64 +44011,32 @@ var ts; // value of 'static' is not the same for properties - not override, skip it continue; } - if ((base.flags & derived.flags & 8192 /* Method */) || ((base.flags & 98308 /* PropertyOrAccessor */) && (derived.flags & 98308 /* PropertyOrAccessor */))) { + if (isMethodLike(base) && isMethodLike(derived) || base.flags & 98308 /* PropertyOrAccessor */ && derived.flags & 98308 /* PropertyOrAccessor */) { // method is overridden with method or property/accessor is overridden with property/accessor - correct case continue; } var errorMessage = void 0; - if (base.flags & 8192 /* Method */) { + if (isMethodLike(base)) { if (derived.flags & 98304 /* Accessor */) { errorMessage = ts.Diagnostics.Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_accessor; } else { - ts.Debug.assert((derived.flags & 4 /* Property */) !== 0); errorMessage = ts.Diagnostics.Class_0_defines_instance_member_function_1_but_extended_class_2_defines_it_as_instance_member_property; } } else if (base.flags & 4 /* Property */) { - ts.Debug.assert((derived.flags & 8192 /* Method */) !== 0); errorMessage = ts.Diagnostics.Class_0_defines_instance_member_property_1_but_extended_class_2_defines_it_as_instance_member_function; } else { - ts.Debug.assert((base.flags & 98304 /* Accessor */) !== 0); - ts.Debug.assert((derived.flags & 8192 /* Method */) !== 0); errorMessage = ts.Diagnostics.Class_0_defines_instance_member_accessor_1_but_extended_class_2_defines_it_as_instance_member_function; } - error(derived.valueDeclaration.name, errorMessage, typeToString(baseType), symbolToString(base), typeToString(type)); + error(derived.valueDeclaration.name || derived.valueDeclaration, errorMessage, typeToString(baseType), symbolToString(base), typeToString(type)); } } } } function isAccessor(kind) { - return kind === 151 /* GetAccessor */ || kind === 152 /* SetAccessor */; - } - function areTypeParametersIdentical(list1, list2) { - if (!list1 && !list2) { - return true; - } - if (!list1 || !list2 || list1.length !== list2.length) { - return false; - } - // TypeScript 1.0 spec (April 2014): - // When a generic interface has multiple declarations, all declarations must have identical type parameter - // lists, i.e. identical type parameter names with identical constraints in identical order. - for (var i = 0, len = list1.length; i < len; i++) { - var tp1 = list1[i]; - var tp2 = list2[i]; - if (tp1.name.text !== tp2.name.text) { - return false; - } - if (!tp1.constraint && !tp2.constraint) { - continue; - } - if (!tp1.constraint || !tp2.constraint) { - return false; - } - if (!isTypeIdenticalTo(getTypeFromTypeNode(tp1.constraint), getTypeFromTypeNode(tp2.constraint))) { - return false; - } - } - return true; + return kind === 152 /* GetAccessor */ || kind === 153 /* SetAccessor */; } function checkInheritedPropertiesAreIdentical(type, typeNode) { var baseTypes = getBaseTypes(type); @@ -40556,16 +44044,16 @@ var ts; return true; } var seen = ts.createMap(); - ts.forEach(resolveDeclaredMembers(type).declaredProperties, function (p) { seen[p.name] = { prop: p, containingType: type }; }); + ts.forEach(resolveDeclaredMembers(type).declaredProperties, function (p) { seen.set(p.name, { prop: p, containingType: type }); }); var ok = true; for (var _i = 0, baseTypes_2 = baseTypes; _i < baseTypes_2.length; _i++) { var base = baseTypes_2[_i]; - var properties = getPropertiesOfObjectType(getTypeWithThisArgument(base, type.thisType)); - for (var _a = 0, properties_6 = properties; _a < properties_6.length; _a++) { - var prop = properties_6[_a]; - var existing = seen[prop.name]; + var properties = getPropertiesOfType(getTypeWithThisArgument(base, type.thisType)); + for (var _a = 0, properties_8 = properties; _a < properties_8.length; _a++) { + var prop = properties_8[_a]; + var existing = seen.get(prop.name); if (!existing) { - seen[prop.name] = { prop: prop, containingType: base }; + seen.set(prop.name, { prop: prop, containingType: base }); } else { var isInheritedProperty = existing.containingType !== type; @@ -40573,7 +44061,7 @@ var ts; ok = false; var typeName1 = typeToString(existing.containingType); var typeName2 = typeToString(base); - var errorInfo = ts.chainDiagnosticMessages(undefined, ts.Diagnostics.Named_property_0_of_types_1_and_2_are_not_identical, symbolToString(prop), typeName1, typeName2); + var errorInfo = ts.chainDiagnosticMessages(/*details*/ undefined, ts.Diagnostics.Named_property_0_of_types_1_and_2_are_not_identical, symbolToString(prop), typeName1, typeName2); errorInfo = ts.chainDiagnosticMessages(errorInfo, ts.Diagnostics.Interface_0_cannot_simultaneously_extend_types_1_and_2, typeToString(type), typeName1, typeName2); diagnostics.add(ts.createDiagnosticForNodeFromMessageChain(typeNode, errorInfo)); } @@ -40590,9 +44078,9 @@ var ts; checkTypeNameIsReserved(node.name, ts.Diagnostics.Interface_name_cannot_be_0); checkExportsOnMergedDeclarations(node); var symbol = getSymbolOfNode(node); - checkTypeParameterListsIdentical(node, symbol); + checkTypeParameterListsIdentical(symbol); // Only check this symbol once - var firstInterfaceDecl = ts.getDeclarationOfKind(symbol, 227 /* InterfaceDeclaration */); + var firstInterfaceDecl = ts.getDeclarationOfKind(symbol, 229 /* InterfaceDeclaration */); if (node === firstInterfaceDecl) { var type = getDeclaredTypeOfSymbol(symbol); var typeWithThis = getTypeWithThisArgument(type); @@ -40699,7 +44187,7 @@ var ts; return value; function evalConstant(e) { switch (e.kind) { - case 190 /* PrefixUnaryExpression */: + case 191 /* PrefixUnaryExpression */: var value_1 = evalConstant(e.operand); if (value_1 === undefined) { return undefined; @@ -40710,7 +44198,7 @@ var ts; case 51 /* TildeToken */: return ~value_1; } return undefined; - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: var left = evalConstant(e.left); if (left === undefined) { return undefined; @@ -40734,12 +44222,13 @@ var ts; } return undefined; case 8 /* NumericLiteral */: + checkGrammarNumericLiteral(e); return +e.text; - case 183 /* ParenthesizedExpression */: + case 184 /* ParenthesizedExpression */: return evalConstant(e.expression); case 70 /* Identifier */: - case 178 /* ElementAccessExpression */: - case 177 /* PropertyAccessExpression */: + case 179 /* ElementAccessExpression */: + case 178 /* PropertyAccessExpression */: var member = initializer.parent; var currentType = getTypeOfSymbol(getSymbolOfNode(member.parent)); var enumType_1; @@ -40752,7 +44241,7 @@ var ts; } else { var expression = void 0; - if (e.kind === 178 /* ElementAccessExpression */) { + if (e.kind === 179 /* ElementAccessExpression */) { if (e.argumentExpression === undefined || e.argumentExpression.kind !== 9 /* StringLiteral */) { return undefined; @@ -40770,7 +44259,7 @@ var ts; if (current.kind === 70 /* Identifier */) { break; } - else if (current.kind === 177 /* PropertyAccessExpression */) { + else if (current.kind === 178 /* PropertyAccessExpression */) { current = current.expression; } else { @@ -40814,6 +44303,7 @@ var ts; checkGrammarDecorators(node) || checkGrammarModifiers(node); checkTypeNameIsReserved(node.name, ts.Diagnostics.Enum_name_cannot_be_0); checkCollisionWithCapturedThisVariable(node, node.name); + checkCollisionWithCapturedNewTargetVariable(node, node.name); checkCollisionWithRequireExportsInGeneratedCode(node, node.name); checkCollisionWithGlobalPromiseInGeneratedCode(node, node.name); checkExportsOnMergedDeclarations(node); @@ -40842,7 +44332,7 @@ var ts; var seenEnumMissingInitialInitializer_1 = false; ts.forEach(enumSymbol.declarations, function (declaration) { // return true if we hit a violation of the rule, false otherwise - if (declaration.kind !== 229 /* EnumDeclaration */) { + if (declaration.kind !== 231 /* EnumDeclaration */) { return false; } var enumDeclaration = declaration; @@ -40863,10 +44353,10 @@ var ts; } function getFirstNonAmbientClassOrFunctionDeclaration(symbol) { var declarations = symbol.declarations; - for (var _i = 0, declarations_5 = declarations; _i < declarations_5.length; _i++) { - var declaration = declarations_5[_i]; - if ((declaration.kind === 226 /* ClassDeclaration */ || - (declaration.kind === 225 /* FunctionDeclaration */ && ts.nodeIsPresent(declaration.body))) && + for (var _i = 0, declarations_8 = declarations; _i < declarations_8.length; _i++) { + var declaration = declarations_8[_i]; + if ((declaration.kind === 228 /* ClassDeclaration */ || + (declaration.kind === 227 /* FunctionDeclaration */ && ts.nodeIsPresent(declaration.body))) && !ts.isInAmbientContext(declaration)) { return declaration; } @@ -40930,7 +44420,7 @@ var ts; } // if the module merges with a class declaration in the same lexical scope, // we need to track this to ensure the correct emit. - var mergedClass = ts.getDeclarationOfKind(symbol, 226 /* ClassDeclaration */); + var mergedClass = ts.getDeclarationOfKind(symbol, 228 /* ClassDeclaration */); if (mergedClass && inSameLexicalScope(node, mergedClass)) { getNodeLinks(node).flags |= 32768 /* LexicalModuleMergesWithClass */; @@ -40943,7 +44433,7 @@ var ts; // We can detect if augmentation was applied using following rules: // - augmentation for a global scope is always applied // - augmentation for some external module is applied if symbol for augmentation is merged (it was combined with target module). - var checkBody = isGlobalAugmentation || (getSymbolOfNode(node).flags & 33554432 /* Merged */); + var checkBody = isGlobalAugmentation || (getSymbolOfNode(node).flags & 134217728 /* Transient */); if (checkBody && node.body) { // body of ambient external module is always a module block for (var _i = 0, _a = node.body.statements; _i < _a.length; _i++) { @@ -40981,39 +44471,39 @@ var ts; } function checkModuleAugmentationElement(node, isGlobalAugmentation) { switch (node.kind) { - case 205 /* VariableStatement */: + case 207 /* VariableStatement */: // error each individual name in variable statement instead of marking the entire variable statement for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { var decl = _a[_i]; checkModuleAugmentationElement(decl, isGlobalAugmentation); } break; - case 240 /* ExportAssignment */: - case 241 /* ExportDeclaration */: + case 242 /* ExportAssignment */: + case 243 /* ExportDeclaration */: grammarErrorOnFirstToken(node, ts.Diagnostics.Exports_and_export_assignments_are_not_permitted_in_module_augmentations); break; - case 234 /* ImportEqualsDeclaration */: - case 235 /* ImportDeclaration */: + case 236 /* ImportEqualsDeclaration */: + case 237 /* ImportDeclaration */: grammarErrorOnFirstToken(node, ts.Diagnostics.Imports_are_not_permitted_in_module_augmentations_Consider_moving_them_to_the_enclosing_external_module); break; - case 174 /* BindingElement */: - case 223 /* VariableDeclaration */: - var name_25 = node.name; - if (ts.isBindingPattern(name_25)) { - for (var _b = 0, _c = name_25.elements; _b < _c.length; _b++) { + case 175 /* BindingElement */: + case 225 /* VariableDeclaration */: + var name = node.name; + if (ts.isBindingPattern(name)) { + for (var _b = 0, _c = name.elements; _b < _c.length; _b++) { var el = _c[_b]; // mark individual names in binding pattern checkModuleAugmentationElement(el, isGlobalAugmentation); } break; } - // fallthrough - case 226 /* ClassDeclaration */: - case 229 /* EnumDeclaration */: - case 225 /* FunctionDeclaration */: - case 227 /* InterfaceDeclaration */: - case 230 /* ModuleDeclaration */: - case 228 /* TypeAliasDeclaration */: + // falls through + case 228 /* ClassDeclaration */: + case 231 /* EnumDeclaration */: + case 227 /* FunctionDeclaration */: + case 229 /* InterfaceDeclaration */: + case 232 /* ModuleDeclaration */: + case 230 /* TypeAliasDeclaration */: if (isGlobalAugmentation) { return; } @@ -41023,7 +44513,7 @@ var ts; // this is done it two steps // 1. quick check - if symbol for node is not merged - this is local symbol to this augmentation - report error // 2. main check - report error if value declaration of the parent symbol is module augmentation) - var reportError = !(symbol.flags & 33554432 /* Merged */); + var reportError = !(symbol.flags & 134217728 /* Transient */); if (!reportError) { // symbol should not originate in augmentation reportError = ts.isExternalModuleAugmentation(symbol.parent.declarations[0]); @@ -41036,12 +44526,12 @@ var ts; switch (node.kind) { case 70 /* Identifier */: return node; - case 141 /* QualifiedName */: + case 142 /* QualifiedName */: do { node = node.left; } while (node.kind !== 70 /* Identifier */); return node; - case 177 /* PropertyAccessExpression */: + case 178 /* PropertyAccessExpression */: do { node = node.expression; } while (node.kind !== 70 /* Identifier */); @@ -41054,9 +44544,9 @@ var ts; error(moduleName, ts.Diagnostics.String_literal_expected); return false; } - var inAmbientExternalModule = node.parent.kind === 231 /* ModuleBlock */ && ts.isAmbientModule(node.parent.parent); - if (node.parent.kind !== 261 /* SourceFile */ && !inAmbientExternalModule) { - error(moduleName, node.kind === 241 /* ExportDeclaration */ ? + var inAmbientExternalModule = node.parent.kind === 233 /* ModuleBlock */ && ts.isAmbientModule(node.parent.parent); + if (node.parent.kind !== 264 /* SourceFile */ && !inAmbientExternalModule) { + error(moduleName, node.kind === 243 /* ExportDeclaration */ ? ts.Diagnostics.Export_declarations_are_not_permitted_in_a_namespace : ts.Diagnostics.Import_declarations_in_a_namespace_cannot_reference_a_module); return false; @@ -41089,7 +44579,7 @@ var ts; (symbol.flags & 793064 /* Type */ ? 793064 /* Type */ : 0) | (symbol.flags & 1920 /* Namespace */ ? 1920 /* Namespace */ : 0); if (target.flags & excludedMeanings) { - var message = node.kind === 243 /* ExportSpecifier */ ? + var message = node.kind === 245 /* ExportSpecifier */ ? ts.Diagnostics.Export_declaration_conflicts_with_exported_declaration_of_0 : ts.Diagnostics.Import_declaration_conflicts_with_local_declaration_of_0; error(node, message, symbolToString(symbol)); @@ -41117,7 +44607,7 @@ var ts; checkImportBinding(importClause); } if (importClause.namedBindings) { - if (importClause.namedBindings.kind === 237 /* NamespaceImport */) { + if (importClause.namedBindings.kind === 239 /* NamespaceImport */) { checkImportBinding(importClause.namedBindings); } else { @@ -41174,8 +44664,10 @@ var ts; // export { x, y } // export { x, y } from "foo" ts.forEach(node.exportClause.elements, checkExportSpecifier); - var inAmbientExternalModule = node.parent.kind === 231 /* ModuleBlock */ && ts.isAmbientModule(node.parent.parent); - if (node.parent.kind !== 261 /* SourceFile */ && !inAmbientExternalModule) { + var inAmbientExternalModule = node.parent.kind === 233 /* ModuleBlock */ && ts.isAmbientModule(node.parent.parent); + var inAmbientNamespaceDeclaration = !inAmbientExternalModule && node.parent.kind === 233 /* ModuleBlock */ && + !node.moduleSpecifier && ts.isInAmbientContext(node); + if (node.parent.kind !== 264 /* SourceFile */ && !inAmbientExternalModule && !inAmbientNamespaceDeclaration) { error(node, ts.Diagnostics.Export_declarations_are_not_permitted_in_a_namespace); } } @@ -41189,7 +44681,7 @@ var ts; } } function checkGrammarModuleElementContext(node, errorMessage) { - var isInAppropriateContext = node.parent.kind === 261 /* SourceFile */ || node.parent.kind === 231 /* ModuleBlock */ || node.parent.kind === 230 /* ModuleDeclaration */; + var isInAppropriateContext = node.parent.kind === 264 /* SourceFile */ || node.parent.kind === 233 /* ModuleBlock */ || node.parent.kind === 232 /* ModuleDeclaration */; if (!isInAppropriateContext) { grammarErrorOnFirstToken(node, errorMessage); } @@ -41215,9 +44707,14 @@ var ts; // If we hit an export assignment in an illegal context, just bail out to avoid cascading errors. return; } - var container = node.parent.kind === 261 /* SourceFile */ ? node.parent : node.parent.parent; - if (container.kind === 230 /* ModuleDeclaration */ && !ts.isAmbientModule(container)) { - error(node, ts.Diagnostics.An_export_assignment_cannot_be_used_in_a_namespace); + var container = node.parent.kind === 264 /* SourceFile */ ? node.parent : node.parent.parent; + if (container.kind === 232 /* ModuleDeclaration */ && !ts.isAmbientModule(container)) { + if (node.isExportEquals) { + error(node, ts.Diagnostics.An_export_assignment_cannot_be_used_in_a_namespace); + } + else { + error(node, ts.Diagnostics.A_default_export_can_only_be_used_in_an_ECMAScript_style_module); + } return; } // Grammar checking @@ -41243,18 +44740,13 @@ var ts; } } function hasExportedMembers(moduleSymbol) { - for (var id in moduleSymbol.exports) { - if (id !== "export=") { - return true; - } - } - return false; + return ts.forEachEntry(moduleSymbol.exports, function (_, id) { return id !== "export="; }); } function checkExternalModuleExports(node) { var moduleSymbol = getSymbolOfNode(node); var links = getSymbolLinks(moduleSymbol); if (!links.exportsChecked) { - var exportEqualsSymbol = moduleSymbol.exports["export="]; + var exportEqualsSymbol = moduleSymbol.exports.get("export="); if (exportEqualsSymbol && hasExportedMembers(moduleSymbol)) { var declaration = getDeclarationOfAliasSymbol(exportEqualsSymbol) || exportEqualsSymbol.valueDeclaration; if (!isTopLevelInExternalModuleAugmentation(declaration)) { @@ -41263,35 +44755,35 @@ var ts; } // Checks for export * conflicts var exports = getExportsOfModule(moduleSymbol); - for (var id in exports) { + exports && exports.forEach(function (_a, id) { + var declarations = _a.declarations, flags = _a.flags; if (id === "__export") { - continue; + return; } - var _a = exports[id], declarations = _a.declarations, flags = _a.flags; // ECMA262: 15.2.1.1 It is a Syntax Error if the ExportedNames of ModuleItemList contains any duplicate entries. // (TS Exceptions: namespaces, function overloads, enums, and interfaces) if (flags & (1920 /* Namespace */ | 64 /* Interface */ | 384 /* Enum */)) { - continue; + return; } var exportedDeclarationsCount = ts.countWhere(declarations, isNotOverload); if (flags & 524288 /* TypeAlias */ && exportedDeclarationsCount <= 2) { // it is legal to merge type alias with other values // so count should be either 1 (just type alias) or 2 (type alias + merged value) - continue; + return; } if (exportedDeclarationsCount > 1) { - for (var _i = 0, declarations_6 = declarations; _i < declarations_6.length; _i++) { - var declaration = declarations_6[_i]; + for (var _i = 0, declarations_9 = declarations; _i < declarations_9.length; _i++) { + var declaration = declarations_9[_i]; if (isNotOverload(declaration)) { diagnostics.add(ts.createDiagnosticForNode(declaration, ts.Diagnostics.Cannot_redeclare_exported_variable_0, id)); } } } - } + }); links.exportsChecked = true; } function isNotOverload(declaration) { - return (declaration.kind !== 225 /* FunctionDeclaration */ && declaration.kind !== 149 /* MethodDeclaration */) || + return (declaration.kind !== 227 /* FunctionDeclaration */ && declaration.kind !== 150 /* MethodDeclaration */) || !!declaration.body; } } @@ -41304,123 +44796,123 @@ var ts; // Only bother checking on a few construct kinds. We don't want to be excessively // hitting the cancellation token on every node we check. switch (kind) { - case 230 /* ModuleDeclaration */: - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 225 /* FunctionDeclaration */: + case 232 /* ModuleDeclaration */: + case 228 /* ClassDeclaration */: + case 229 /* InterfaceDeclaration */: + case 227 /* FunctionDeclaration */: cancellationToken.throwIfCancellationRequested(); } } switch (kind) { - case 143 /* TypeParameter */: + case 144 /* TypeParameter */: return checkTypeParameter(node); - case 144 /* Parameter */: + case 145 /* Parameter */: return checkParameter(node); - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: return checkPropertyDeclaration(node); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: + case 159 /* FunctionType */: + case 160 /* ConstructorType */: + case 154 /* CallSignature */: + case 155 /* ConstructSignature */: return checkSignatureDeclaration(node); - case 155 /* IndexSignature */: + case 156 /* IndexSignature */: return checkSignatureDeclaration(node); - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: return checkMethodDeclaration(node); - case 150 /* Constructor */: + case 151 /* Constructor */: return checkConstructorDeclaration(node); - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: return checkAccessorDeclaration(node); - case 157 /* TypeReference */: + case 158 /* TypeReference */: return checkTypeReferenceNode(node); - case 156 /* TypePredicate */: + case 157 /* TypePredicate */: return checkTypePredicate(node); - case 160 /* TypeQuery */: + case 161 /* TypeQuery */: return checkTypeQuery(node); - case 161 /* TypeLiteral */: + case 162 /* TypeLiteral */: return checkTypeLiteral(node); - case 162 /* ArrayType */: + case 163 /* ArrayType */: return checkArrayType(node); - case 163 /* TupleType */: + case 164 /* TupleType */: return checkTupleType(node); - case 164 /* UnionType */: - case 165 /* IntersectionType */: + case 165 /* UnionType */: + case 166 /* IntersectionType */: return checkUnionOrIntersectionType(node); - case 166 /* ParenthesizedType */: - case 168 /* TypeOperator */: + case 167 /* ParenthesizedType */: + case 169 /* TypeOperator */: return checkSourceElement(node.type); - case 169 /* IndexedAccessType */: + case 170 /* IndexedAccessType */: return checkIndexedAccessType(node); - case 170 /* MappedType */: + case 171 /* MappedType */: return checkMappedType(node); - case 225 /* FunctionDeclaration */: + case 227 /* FunctionDeclaration */: return checkFunctionDeclaration(node); - case 204 /* Block */: - case 231 /* ModuleBlock */: + case 206 /* Block */: + case 233 /* ModuleBlock */: return checkBlock(node); - case 205 /* VariableStatement */: + case 207 /* VariableStatement */: return checkVariableStatement(node); - case 207 /* ExpressionStatement */: + case 209 /* ExpressionStatement */: return checkExpressionStatement(node); - case 208 /* IfStatement */: + case 210 /* IfStatement */: return checkIfStatement(node); - case 209 /* DoStatement */: + case 211 /* DoStatement */: return checkDoStatement(node); - case 210 /* WhileStatement */: + case 212 /* WhileStatement */: return checkWhileStatement(node); - case 211 /* ForStatement */: + case 213 /* ForStatement */: return checkForStatement(node); - case 212 /* ForInStatement */: + case 214 /* ForInStatement */: return checkForInStatement(node); - case 213 /* ForOfStatement */: + case 215 /* ForOfStatement */: return checkForOfStatement(node); - case 214 /* ContinueStatement */: - case 215 /* BreakStatement */: + case 216 /* ContinueStatement */: + case 217 /* BreakStatement */: return checkBreakOrContinueStatement(node); - case 216 /* ReturnStatement */: + case 218 /* ReturnStatement */: return checkReturnStatement(node); - case 217 /* WithStatement */: + case 219 /* WithStatement */: return checkWithStatement(node); - case 218 /* SwitchStatement */: + case 220 /* SwitchStatement */: return checkSwitchStatement(node); - case 219 /* LabeledStatement */: + case 221 /* LabeledStatement */: return checkLabeledStatement(node); - case 220 /* ThrowStatement */: + case 222 /* ThrowStatement */: return checkThrowStatement(node); - case 221 /* TryStatement */: + case 223 /* TryStatement */: return checkTryStatement(node); - case 223 /* VariableDeclaration */: + case 225 /* VariableDeclaration */: return checkVariableDeclaration(node); - case 174 /* BindingElement */: + case 175 /* BindingElement */: return checkBindingElement(node); - case 226 /* ClassDeclaration */: + case 228 /* ClassDeclaration */: return checkClassDeclaration(node); - case 227 /* InterfaceDeclaration */: + case 229 /* InterfaceDeclaration */: return checkInterfaceDeclaration(node); - case 228 /* TypeAliasDeclaration */: + case 230 /* TypeAliasDeclaration */: return checkTypeAliasDeclaration(node); - case 229 /* EnumDeclaration */: + case 231 /* EnumDeclaration */: return checkEnumDeclaration(node); - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: return checkModuleDeclaration(node); - case 235 /* ImportDeclaration */: + case 237 /* ImportDeclaration */: return checkImportDeclaration(node); - case 234 /* ImportEqualsDeclaration */: + case 236 /* ImportEqualsDeclaration */: return checkImportEqualsDeclaration(node); - case 241 /* ExportDeclaration */: + case 243 /* ExportDeclaration */: return checkExportDeclaration(node); - case 240 /* ExportAssignment */: + case 242 /* ExportAssignment */: return checkExportAssignment(node); - case 206 /* EmptyStatement */: + case 208 /* EmptyStatement */: checkGrammarStatementInAmbientContext(node); return; - case 222 /* DebuggerStatement */: + case 224 /* DebuggerStatement */: checkGrammarStatementInAmbientContext(node); return; - case 244 /* MissingDeclaration */: + case 246 /* MissingDeclaration */: return checkMissingDeclaration(node); } } @@ -41442,17 +44934,17 @@ var ts; for (var _i = 0, deferredNodes_1 = deferredNodes; _i < deferredNodes_1.length; _i++) { var node = deferredNodes_1[_i]; switch (node.kind) { - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: checkFunctionExpressionOrObjectLiteralMethodDeferred(node); break; - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - checkAccessorDeferred(node); + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + checkAccessorDeclaration(node); break; - case 197 /* ClassExpression */: + case 198 /* ClassExpression */: checkClassExpressionDeferred(node); break; } @@ -41477,6 +44969,7 @@ var ts; // Grammar checking checkGrammarSourceFile(node); potentialThisCollisions.length = 0; + potentialNewTargetCollisions.length = 0; deferredNodes = []; deferredUnusedIdentifierNodes = produceDiagnostics && noUnusedIdentifiers ? [] : undefined; ts.forEach(node.statements, checkSourceElement); @@ -41496,6 +44989,10 @@ var ts; ts.forEach(potentialThisCollisions, checkIfThisIsCapturedInEnclosingScope); potentialThisCollisions.length = 0; } + if (potentialNewTargetCollisions.length) { + ts.forEach(potentialNewTargetCollisions, checkIfNewTargetIsCapturedInEnclosingScope); + potentialNewTargetCollisions.length = 0; + } links.flags |= 1 /* TypeChecked */; } } @@ -41553,7 +45050,7 @@ var ts; function isInsideWithStatementBody(node) { if (node) { while (node.parent) { - if (node.parent.kind === 217 /* WithStatement */ && node.parent.statement === node) { + if (node.parent.kind === 219 /* WithStatement */ && node.parent.statement === node) { return true; } node = node.parent; @@ -41562,12 +45059,12 @@ var ts; return false; } function getSymbolsInScope(location, meaning) { - var symbols = ts.createMap(); - var memberFlags = 0 /* None */; if (isInsideWithStatementBody(location)) { // We cannot answer semantic questions within a with block, do not proceed any further return []; } + var symbols = ts.createMap(); + var memberFlags = 0 /* None */; populateSymbols(); return symbolsToArray(symbols); function populateSymbols() { @@ -41576,25 +45073,27 @@ var ts; copySymbols(location.locals, meaning); } switch (location.kind) { - case 261 /* SourceFile */: + case 264 /* SourceFile */: if (!ts.isExternalOrCommonJsModule(location)) { break; } - case 230 /* ModuleDeclaration */: + // falls through + case 232 /* ModuleDeclaration */: copySymbols(getSymbolOfNode(location).exports, meaning & 8914931 /* ModuleMember */); break; - case 229 /* EnumDeclaration */: + case 231 /* EnumDeclaration */: copySymbols(getSymbolOfNode(location).exports, meaning & 8 /* EnumMember */); break; - case 197 /* ClassExpression */: + case 198 /* ClassExpression */: var className = location.name; if (className) { copySymbol(location.symbol, meaning); } - // fall through; this fall-through is necessary because we would like to handle + // falls through + // this fall-through is necessary because we would like to handle // type parameter inside class expression similar to how we handle it in classDeclaration and interface Declaration - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: + case 228 /* ClassDeclaration */: + case 229 /* InterfaceDeclaration */: // If we didn't come from static member of class or interface, // add the type parameters into the symbol table // (type parameters of classDeclaration/classExpression and interface are in member property of the symbol. @@ -41603,7 +45102,7 @@ var ts; copySymbols(getSymbolOfNode(location).members, meaning & 793064 /* Type */); } break; - case 184 /* FunctionExpression */: + case 185 /* FunctionExpression */: var funcName = location.name; if (funcName) { copySymbol(location.symbol, meaning); @@ -41631,17 +45130,16 @@ var ts; // We will copy all symbol regardless of its reserved name because // symbolsToArray will check whether the key is a reserved name and // it will not copy symbol with reserved name to the array - if (!symbols[id]) { - symbols[id] = symbol; + if (!symbols.has(id)) { + symbols.set(id, symbol); } } } function copySymbols(source, meaning) { if (meaning) { - for (var id in source) { - var symbol = source[id]; + source.forEach(function (symbol) { copySymbol(symbol, meaning); - } + }); } } } @@ -41652,28 +45150,28 @@ var ts; } function isTypeDeclaration(node) { switch (node.kind) { - case 143 /* TypeParameter */: - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 229 /* EnumDeclaration */: + case 144 /* TypeParameter */: + case 228 /* ClassDeclaration */: + case 229 /* InterfaceDeclaration */: + case 230 /* TypeAliasDeclaration */: + case 231 /* EnumDeclaration */: return true; } } // True if the given identifier is part of a type reference function isTypeReferenceIdentifier(entityName) { var node = entityName; - while (node.parent && node.parent.kind === 141 /* QualifiedName */) { + while (node.parent && node.parent.kind === 142 /* QualifiedName */) { node = node.parent; } - return node.parent && (node.parent.kind === 157 /* TypeReference */ || node.parent.kind === 272 /* JSDocTypeReference */); + return node.parent && (node.parent.kind === 158 /* TypeReference */ || node.parent.kind === 276 /* JSDocTypeReference */); } function isHeritageClauseElementIdentifier(entityName) { var node = entityName; - while (node.parent && node.parent.kind === 177 /* PropertyAccessExpression */) { + while (node.parent && node.parent.kind === 178 /* PropertyAccessExpression */) { node = node.parent; } - return node.parent && node.parent.kind === 199 /* ExpressionWithTypeArguments */; + return node.parent && node.parent.kind === 200 /* ExpressionWithTypeArguments */; } function forEachEnclosingClass(node, callback) { var result; @@ -41690,13 +45188,13 @@ var ts; return !!forEachEnclosingClass(node, function (n) { return n === classDeclaration; }); } function getLeftSideOfImportEqualsOrExportAssignment(nodeOnRightSide) { - while (nodeOnRightSide.parent.kind === 141 /* QualifiedName */) { + while (nodeOnRightSide.parent.kind === 142 /* QualifiedName */) { nodeOnRightSide = nodeOnRightSide.parent; } - if (nodeOnRightSide.parent.kind === 234 /* ImportEqualsDeclaration */) { + if (nodeOnRightSide.parent.kind === 236 /* ImportEqualsDeclaration */) { return nodeOnRightSide.parent.moduleReference === nodeOnRightSide && nodeOnRightSide.parent; } - if (nodeOnRightSide.parent.kind === 240 /* ExportAssignment */) { + if (nodeOnRightSide.parent.kind === 242 /* ExportAssignment */) { return nodeOnRightSide.parent.expression === nodeOnRightSide && nodeOnRightSide.parent; } return undefined; @@ -41704,29 +45202,38 @@ var ts; function isInRightSideOfImportOrExportAssignment(node) { return getLeftSideOfImportEqualsOrExportAssignment(node) !== undefined; } + function getSpecialPropertyAssignmentSymbolFromEntityName(entityName) { + var specialPropertyAssignmentKind = ts.getSpecialPropertyAssignmentKind(entityName.parent.parent); + switch (specialPropertyAssignmentKind) { + case 1 /* ExportsProperty */: + case 3 /* PrototypeProperty */: + return getSymbolOfNode(entityName.parent); + case 4 /* ThisProperty */: + case 2 /* ModuleExports */: + case 5 /* Property */: + return getSymbolOfNode(entityName.parent.parent); + } + } function getSymbolOfEntityNameOrPropertyAccessExpression(entityName) { if (ts.isDeclarationName(entityName)) { return getSymbolOfNode(entityName.parent); } - if (ts.isInJavaScriptFile(entityName) && entityName.parent.kind === 177 /* PropertyAccessExpression */) { - var specialPropertyAssignmentKind = ts.getSpecialPropertyAssignmentKind(entityName.parent.parent); - switch (specialPropertyAssignmentKind) { - case 1 /* ExportsProperty */: - case 3 /* PrototypeProperty */: - return getSymbolOfNode(entityName.parent); - case 4 /* ThisProperty */: - case 2 /* ModuleExports */: - return getSymbolOfNode(entityName.parent.parent); - default: + if (ts.isInJavaScriptFile(entityName) && + entityName.parent.kind === 178 /* PropertyAccessExpression */ && + entityName.parent === entityName.parent.parent.left) { + // Check if this is a special property assignment + var specialPropertyAssignmentSymbol = getSpecialPropertyAssignmentSymbolFromEntityName(entityName); + if (specialPropertyAssignmentSymbol) { + return specialPropertyAssignmentSymbol; } } - if (entityName.parent.kind === 240 /* ExportAssignment */ && ts.isEntityNameExpression(entityName)) { + if (entityName.parent.kind === 242 /* ExportAssignment */ && ts.isEntityNameExpression(entityName)) { return resolveEntityName(entityName, /*all meanings*/ 107455 /* Value */ | 793064 /* Type */ | 1920 /* Namespace */ | 8388608 /* Alias */); } - if (entityName.kind !== 177 /* PropertyAccessExpression */ && isInRightSideOfImportOrExportAssignment(entityName)) { + if (entityName.kind !== 178 /* PropertyAccessExpression */ && isInRightSideOfImportOrExportAssignment(entityName)) { // Since we already checked for ExportAssignment, this really could only be an Import - var importEqualsDeclaration = ts.getAncestor(entityName, 234 /* ImportEqualsDeclaration */); + var importEqualsDeclaration = ts.getAncestor(entityName, 236 /* ImportEqualsDeclaration */); ts.Debug.assert(importEqualsDeclaration !== undefined); return getSymbolOfPartOfRightHandSideOfImportEquals(entityName, /*dontResolveAlias*/ true); } @@ -41736,7 +45243,7 @@ var ts; if (isHeritageClauseElementIdentifier(entityName)) { var meaning = 0 /* None */; // In an interface or class, we're definitely interested in a type. - if (entityName.parent.kind === 199 /* ExpressionWithTypeArguments */) { + if (entityName.parent.kind === 200 /* ExpressionWithTypeArguments */) { meaning = 793064 /* Type */; // In a class 'extends' clause we are also looking for a value. if (ts.isExpressionWithTypeArgumentsInClassExtendsClause(entityName.parent)) { @@ -41747,9 +45254,12 @@ var ts; meaning = 1920 /* Namespace */; } meaning |= 8388608 /* Alias */; - return resolveEntityName(entityName, meaning); + var entityNameSymbol = resolveEntityName(entityName, meaning); + if (entityNameSymbol) { + return entityNameSymbol; + } } - else if (ts.isPartOfExpression(entityName)) { + if (ts.isPartOfExpression(entityName)) { if (ts.nodeIsMissing(entityName)) { // Missing entity name. return undefined; @@ -41760,14 +45270,14 @@ var ts; } return resolveEntityName(entityName, 107455 /* Value */, /*ignoreErrors*/ false, /*dontResolveAlias*/ true); } - else if (entityName.kind === 177 /* PropertyAccessExpression */) { + else if (entityName.kind === 178 /* PropertyAccessExpression */) { var symbol = getNodeLinks(entityName).resolvedSymbol; if (!symbol) { checkPropertyAccessExpression(entityName); } return getNodeLinks(entityName).resolvedSymbol; } - else if (entityName.kind === 141 /* QualifiedName */) { + else if (entityName.kind === 142 /* QualifiedName */) { var symbol = getNodeLinks(entityName).resolvedSymbol; if (!symbol) { checkQualifiedName(entityName); @@ -41776,20 +45286,20 @@ var ts; } } else if (isTypeReferenceIdentifier(entityName)) { - var meaning = (entityName.parent.kind === 157 /* TypeReference */ || entityName.parent.kind === 272 /* JSDocTypeReference */) ? 793064 /* Type */ : 1920 /* Namespace */; + var meaning = (entityName.parent.kind === 158 /* TypeReference */ || entityName.parent.kind === 276 /* JSDocTypeReference */) ? 793064 /* Type */ : 1920 /* Namespace */; return resolveEntityName(entityName, meaning, /*ignoreErrors*/ false, /*dontResolveAlias*/ true); } - else if (entityName.parent.kind === 250 /* JsxAttribute */) { + else if (entityName.parent.kind === 252 /* JsxAttribute */) { return getJsxAttributePropertySymbol(entityName.parent); } - if (entityName.parent.kind === 156 /* TypePredicate */) { + if (entityName.parent.kind === 157 /* TypePredicate */) { return resolveEntityName(entityName, /*meaning*/ 1 /* FunctionScopedVariable */); } // Do we want to return undefined here? return undefined; } function getSymbolAtLocation(node) { - if (node.kind === 261 /* SourceFile */) { + if (node.kind === 264 /* SourceFile */) { return ts.isExternalModule(node) ? getMergedSymbol(node.symbol) : undefined; } if (isInsideWithStatementBody(node)) { @@ -41807,8 +45317,8 @@ var ts; if (isInRightSideOfImportOrExportAssignment(node)) { return getSymbolOfEntityNameOrPropertyAccessExpression(node); } - else if (node.parent.kind === 174 /* BindingElement */ && - node.parent.parent.kind === 172 /* ObjectBindingPattern */ && + else if (node.parent.kind === 175 /* BindingElement */ && + node.parent.parent.kind === 173 /* ObjectBindingPattern */ && node === node.parent.propertyName) { var typeOfPattern = getTypeOfNode(node.parent.parent); var propertyDeclaration = typeOfPattern && getPropertyOfType(typeOfPattern, node.text); @@ -41819,8 +45329,8 @@ var ts; } switch (node.kind) { case 70 /* Identifier */: - case 177 /* PropertyAccessExpression */: - case 141 /* QualifiedName */: + case 178 /* PropertyAccessExpression */: + case 142 /* QualifiedName */: return getSymbolOfEntityNameOrPropertyAccessExpression(node); case 98 /* ThisKeyword */: var container = ts.getThisContainer(node, /*includeArrowFunctions*/ false); @@ -41830,16 +45340,16 @@ var ts; return sig.thisParameter; } } - // fallthrough + // falls through case 96 /* SuperKeyword */: var type = ts.isPartOfExpression(node) ? getTypeOfExpression(node) : getTypeFromTypeNode(node); return type.symbol; - case 167 /* ThisType */: + case 168 /* ThisType */: return getTypeFromTypeNode(node).symbol; case 122 /* ConstructorKeyword */: // constructor keyword for an overload, should take us to the definition if it exist var constructorDeclaration = node.parent; - if (constructorDeclaration && constructorDeclaration.kind === 150 /* Constructor */) { + if (constructorDeclaration && constructorDeclaration.kind === 151 /* Constructor */) { return constructorDeclaration.parent.symbol; } return undefined; @@ -41847,17 +45357,17 @@ var ts; // External module name in an import declaration if ((ts.isExternalModuleImportEqualsDeclaration(node.parent.parent) && ts.getExternalModuleImportEqualsDeclarationExpression(node.parent.parent) === node) || - ((node.parent.kind === 235 /* ImportDeclaration */ || node.parent.kind === 241 /* ExportDeclaration */) && + ((node.parent.kind === 237 /* ImportDeclaration */ || node.parent.kind === 243 /* ExportDeclaration */) && node.parent.moduleSpecifier === node)) { return resolveExternalModuleName(node, node); } if (ts.isInJavaScriptFile(node) && ts.isRequireCall(node.parent, /*checkArgumentIsStringLiteral*/ false)) { return resolveExternalModuleName(node, node); } - // Fall through + // falls through case 8 /* NumericLiteral */: // index access - if (node.parent.kind === 178 /* ElementAccessExpression */ && node.parent.argumentExpression === node) { + if (node.parent.kind === 179 /* ElementAccessExpression */ && node.parent.argumentExpression === node) { var objectType = getTypeOfExpression(node.parent.expression); if (objectType === unknownType) return undefined; @@ -41874,7 +45384,7 @@ var ts; // The function returns a value symbol of an identifier in the short-hand property assignment. // This is necessary as an identifier in short-hand property assignment can contains two meaning: // property name and property value. - if (location && location.kind === 258 /* ShorthandPropertyAssignment */) { + if (location && location.kind === 261 /* ShorthandPropertyAssignment */) { return resolveEntityName(location.name, 107455 /* Value */ | 8388608 /* Alias */); } return undefined; @@ -41891,7 +45401,13 @@ var ts; return unknownType; } if (ts.isPartOfTypeNode(node)) { - return getTypeFromTypeNode(node); + var typeFromTypeNode = getTypeFromTypeNode(node); + if (typeFromTypeNode && ts.isExpressionWithTypeArgumentsInClassImplementsClause(node)) { + var containingClass = ts.getContainingClass(node); + var classType = getTypeOfNode(containingClass); + typeFromTypeNode = getTypeWithThisArgument(typeFromTypeNode, classType.thisType); + } + return typeFromTypeNode; } if (ts.isPartOfExpression(node)) { return getRegularTypeOfExpression(node); @@ -41899,7 +45415,10 @@ var ts; if (ts.isExpressionWithTypeArgumentsInClassExtendsClause(node)) { // A SyntaxKind.ExpressionWithTypeArguments is considered a type node, except when it occurs in the // extends clause of a class. We handle that case here. - return getBaseTypes(getDeclaredTypeOfSymbol(getSymbolOfNode(node.parent.parent)))[0]; + var classNode = ts.getContainingClass(node); + var classType = getDeclaredTypeOfSymbol(getSymbolOfNode(classNode)); + var baseType = getBaseTypes(classType)[0]; + return baseType && getTypeWithThisArgument(baseType, classType.thisType); } if (isTypeDeclaration(node)) { // In this case, we call getSymbolOfNode instead of getSymbolAtLocation because it is a declaration @@ -41936,31 +45455,31 @@ var ts; // [ a ] from // [a] = [ some array ...] function getTypeOfArrayLiteralOrObjectLiteralDestructuringAssignment(expr) { - ts.Debug.assert(expr.kind === 176 /* ObjectLiteralExpression */ || expr.kind === 175 /* ArrayLiteralExpression */); + ts.Debug.assert(expr.kind === 177 /* ObjectLiteralExpression */ || expr.kind === 176 /* ArrayLiteralExpression */); // If this is from "for of" // for ( { a } of elems) { // } - if (expr.parent.kind === 213 /* ForOfStatement */) { - var iteratedType = checkRightHandSideOfForOf(expr.parent.expression); + if (expr.parent.kind === 215 /* ForOfStatement */) { + var iteratedType = checkRightHandSideOfForOf(expr.parent.expression, expr.parent.awaitModifier); return checkDestructuringAssignment(expr, iteratedType || unknownType); } // If this is from "for" initializer // for ({a } = elems[0];.....) { } - if (expr.parent.kind === 192 /* BinaryExpression */) { + if (expr.parent.kind === 193 /* BinaryExpression */) { var iteratedType = getTypeOfExpression(expr.parent.right); return checkDestructuringAssignment(expr, iteratedType || unknownType); } // If this is from nested object binding pattern // for ({ skills: { primary, secondary } } = multiRobot, i = 0; i < 1; i++) { - if (expr.parent.kind === 257 /* PropertyAssignment */) { + if (expr.parent.kind === 260 /* PropertyAssignment */) { var typeOfParentObjectLiteral = getTypeOfArrayLiteralOrObjectLiteralDestructuringAssignment(expr.parent.parent); return checkObjectLiteralDestructuringPropertyAssignment(typeOfParentObjectLiteral || unknownType, expr.parent); } // Array literal assignment - array destructuring pattern - ts.Debug.assert(expr.parent.kind === 175 /* ArrayLiteralExpression */); + ts.Debug.assert(expr.parent.kind === 176 /* ArrayLiteralExpression */); // [{ property1: p1, property2 }] = elems; var typeOfArrayLiteral = getTypeOfArrayLiteralOrObjectLiteralDestructuringAssignment(expr.parent); - var elementType = checkIteratedTypeOrElementType(typeOfArrayLiteral || unknownType, expr.parent, /*allowStringInput*/ false) || unknownType; + var elementType = checkIteratedTypeOrElementType(typeOfArrayLiteral || unknownType, expr.parent, /*allowStringInput*/ false, /*allowAsyncIterable*/ false) || unknownType; return checkArrayLiteralDestructuringElementAssignment(expr.parent, typeOfArrayLiteral, ts.indexOf(expr.parent.elements, expr), elementType || unknownType); } // Gets the property symbol corresponding to the property in destructuring assignment @@ -41981,9 +45500,9 @@ var ts; return getRegularTypeOfLiteralType(getTypeOfExpression(expr)); } /** - * Gets either the static or instance type of a class element, based on - * whether the element is declared as "static". - */ + * Gets either the static or instance type of a class element, based on + * whether the element is declared as "static". + */ function getParentTypeOfClassElement(node) { var classSymbol = getSymbolOfNode(node.parent); return ts.getModifierFlags(node) & 32 /* Static */ @@ -41997,29 +45516,32 @@ var ts; var propsByName = createSymbolTable(getPropertiesOfType(type)); if (getSignaturesOfType(type, 0 /* Call */).length || getSignaturesOfType(type, 1 /* Construct */).length) { ts.forEach(getPropertiesOfType(globalFunctionType), function (p) { - if (!propsByName[p.name]) { - propsByName[p.name] = p; + if (!propsByName.has(p.name)) { + propsByName.set(p.name, p); } }); } return getNamedMembers(propsByName); } function getRootSymbols(symbol) { - if (symbol.flags & 268435456 /* SyntheticProperty */) { + if (getCheckFlags(symbol) & 6 /* Synthetic */) { var symbols_3 = []; - var name_26 = symbol.name; + var name_2 = symbol.name; ts.forEach(getSymbolLinks(symbol).containingType.types, function (t) { - var symbol = getPropertyOfType(t, name_26); + var symbol = getPropertyOfType(t, name_2); if (symbol) { symbols_3.push(symbol); } }); return symbols_3; } - else if (symbol.flags & 67108864 /* Transient */) { + else if (symbol.flags & 134217728 /* Transient */) { if (symbol.leftSpread) { var links = symbol; - return [links.leftSpread, links.rightSpread]; + return getRootSymbols(links.leftSpread).concat(getRootSymbols(links.rightSpread)); + } + if (symbol.syntheticOrigin) { + return getRootSymbols(symbol.syntheticOrigin); } var target = void 0; var next = symbol; @@ -42037,7 +45559,8 @@ var ts; if (!ts.isGeneratedIdentifier(node)) { node = ts.getParseTreeNode(node, ts.isIdentifier); if (node) { - return getReferencedValueSymbol(node) === argumentsSymbol; + var isPropertyName_1 = node.parent.kind === 178 /* PropertyAccessExpression */ && node.parent.name === node; + return !isPropertyName_1 && getReferencedValueSymbol(node) === argumentsSymbol; } } return false; @@ -42058,7 +45581,7 @@ var ts; // otherwise - check if at least one export is value symbolLinks.exportsSomeValue = hasExportAssignment ? !!(moduleSymbol.flags & 107455 /* Value */) - : ts.forEachProperty(getExportsOfModule(moduleSymbol), isValue); + : ts.forEachEntry(getExportsOfModule(moduleSymbol), isValue); } return symbolLinks.exportsSomeValue; function isValue(s) { @@ -42091,20 +45614,16 @@ var ts; } symbol = exportSymbol; } - var parentSymbol = getParentOfSymbol(symbol); - if (parentSymbol) { - if (parentSymbol.flags & 512 /* ValueModule */ && parentSymbol.valueDeclaration.kind === 261 /* SourceFile */) { - var symbolFile = parentSymbol.valueDeclaration; + var parentSymbol_1 = getParentOfSymbol(symbol); + if (parentSymbol_1) { + if (parentSymbol_1.flags & 512 /* ValueModule */ && parentSymbol_1.valueDeclaration.kind === 264 /* SourceFile */) { + var symbolFile = parentSymbol_1.valueDeclaration; var referenceFile = ts.getSourceFileOfNode(node); // If `node` accesses an export and that export isn't in the same file, then symbol is a namespace export, so return undefined. var symbolIsUmdExport = symbolFile !== referenceFile; return symbolIsUmdExport ? undefined : symbolFile; } - for (var n = node.parent; n; n = n.parent) { - if (ts.isModuleOrEnumDeclaration(n) && getSymbolOfNode(n) === parentSymbol) { - return n; - } - } + return ts.findAncestor(node.parent, function (n) { return ts.isModuleOrEnumDeclaration(n) && getSymbolOfNode(n) === parentSymbol_1; }); } } } @@ -42150,7 +45669,7 @@ var ts; // they will not collide with anything var isDeclaredInLoop = nodeLinks_1.flags & 262144 /* BlockScopedBindingInLoop */; var inLoopInitializer = ts.isIterationStatement(container, /*lookInLabeledStatements*/ false); - var inLoopBodyBlock = container.kind === 204 /* Block */ && ts.isIterationStatement(container.parent, /*lookInLabeledStatements*/ false); + var inLoopBodyBlock = container.kind === 206 /* Block */ && ts.isIterationStatement(container.parent, /*lookInLabeledStatements*/ false); links.isDeclarationWithCollidingName = !ts.isBlockScopedContainerTopLevel(container) && (!isDeclaredInLoop || (!inLoopInitializer && !inLoopBodyBlock)); } else { @@ -42190,22 +45709,17 @@ var ts; return false; } function isValueAliasDeclaration(node) { - node = ts.getParseTreeNode(node); - if (node === undefined) { - // A synthesized node comes from an emit transformation and is always a value. - return true; - } switch (node.kind) { - case 234 /* ImportEqualsDeclaration */: - case 236 /* ImportClause */: - case 237 /* NamespaceImport */: - case 239 /* ImportSpecifier */: - case 243 /* ExportSpecifier */: + case 236 /* ImportEqualsDeclaration */: + case 238 /* ImportClause */: + case 239 /* NamespaceImport */: + case 241 /* ImportSpecifier */: + case 245 /* ExportSpecifier */: return isAliasResolvedToValue(getSymbolOfNode(node) || unknownSymbol); - case 241 /* ExportDeclaration */: + case 243 /* ExportDeclaration */: var exportClause = node.exportClause; return exportClause && ts.forEach(exportClause.elements, isValueAliasDeclaration); - case 240 /* ExportAssignment */: + case 242 /* ExportAssignment */: return node.expression && node.expression.kind === 70 /* Identifier */ ? isAliasResolvedToValue(getSymbolOfNode(node) || unknownSymbol) @@ -42215,7 +45729,7 @@ var ts; } function isTopLevelValueImportEqualsWithEntityName(node) { node = ts.getParseTreeNode(node, ts.isImportEqualsDeclaration); - if (node === undefined || node.parent.kind !== 261 /* SourceFile */ || !ts.isInternalModuleImportEqualsDeclaration(node)) { + if (node === undefined || node.parent.kind !== 264 /* SourceFile */ || !ts.isInternalModuleImportEqualsDeclaration(node)) { // parent is not source file or it is not reference to internal module return false; } @@ -42236,11 +45750,6 @@ var ts; return isConstEnumSymbol(s) || s.constEnumOnlyModule; } function isReferencedAliasDeclaration(node, checkChildren) { - node = ts.getParseTreeNode(node); - // Purely synthesized nodes are always emitted. - if (node === undefined) { - return true; - } if (ts.isAliasSymbolDeclaration(node)) { var symbol = getSymbolOfNode(node); if (symbol && getSymbolLinks(symbol).referenced) { @@ -42272,16 +45781,30 @@ var ts; } return false; } + function isRequiredInitializedParameter(parameter) { + return strictNullChecks && + !isOptionalParameter(parameter) && + parameter.initializer && + !(ts.getModifierFlags(parameter) & 92 /* ParameterPropertyModifier */); + } function getNodeCheckFlags(node) { - node = ts.getParseTreeNode(node); - return node ? getNodeLinks(node).flags : undefined; + return getNodeLinks(node).flags; } function getEnumMemberValue(node) { computeEnumMemberValues(node.parent); return getNodeLinks(node).enumMemberValue; } + function canHaveConstantValue(node) { + switch (node.kind) { + case 263 /* EnumMember */: + case 178 /* PropertyAccessExpression */: + case 179 /* ElementAccessExpression */: + return true; + } + return false; + } function getConstantValue(node) { - if (node.kind === 260 /* EnumMember */) { + if (node.kind === 263 /* EnumMember */) { return getEnumMemberValue(node); } var symbol = getNodeLinks(node).resolvedSymbol; @@ -42299,16 +45822,18 @@ var ts; function getTypeReferenceSerializationKind(typeName, location) { // Resolve the symbol as a value to ensure the type can be reached at runtime during emit. var valueSymbol = resolveEntityName(typeName, 107455 /* Value */, /*ignoreErrors*/ true, /*dontResolveAlias*/ false, location); - var globalPromiseSymbol = tryGetGlobalPromiseConstructorSymbol(); - if (globalPromiseSymbol && valueSymbol === globalPromiseSymbol) { - return ts.TypeReferenceSerializationKind.Promise; - } - var constructorType = valueSymbol ? getTypeOfSymbol(valueSymbol) : undefined; - if (constructorType && isConstructorType(constructorType)) { - return ts.TypeReferenceSerializationKind.TypeWithConstructSignatureAndValue; - } // Resolve the symbol as a type so that we can provide a more useful hint for the type serializer. var typeSymbol = resolveEntityName(typeName, 793064 /* Type */, /*ignoreErrors*/ true, /*dontResolveAlias*/ false, location); + if (valueSymbol && valueSymbol === typeSymbol) { + var globalPromiseSymbol = getGlobalPromiseConstructorSymbol(/*reportErrors*/ false); + if (globalPromiseSymbol && valueSymbol === globalPromiseSymbol) { + return ts.TypeReferenceSerializationKind.Promise; + } + var constructorType = getTypeOfSymbol(valueSymbol); + if (constructorType && isConstructorType(constructorType)) { + return ts.TypeReferenceSerializationKind.TypeWithConstructSignatureAndValue; + } + } // We might not be able to resolve type symbol so use unknown type in that case (eg error case) if (!typeSymbol) { return ts.TypeReferenceSerializationKind.ObjectType; @@ -42354,6 +45879,9 @@ var ts; var type = symbol && !(symbol.flags & (2048 /* TypeLiteral */ | 131072 /* Signature */)) ? getWidenedLiteralType(getTypeOfSymbol(symbol)) : unknownType; + if (flags & 4096 /* AddUndefined */) { + type = includeFalsyTypes(type, 2048 /* Undefined */); + } getSymbolDisplayBuilder().buildTypeDisplay(type, writer, enclosingDeclaration, flags); } function writeReturnTypeOfSignatureDeclaration(signatureDeclaration, enclosingDeclaration, flags, writer) { @@ -42368,10 +45896,13 @@ var ts; var classType = getDeclaredTypeOfSymbol(getSymbolOfNode(node)); resolveBaseTypesOfClass(classType); var baseType = classType.resolvedBaseTypes.length ? classType.resolvedBaseTypes[0] : unknownType; + if (!baseType.symbol) { + writer.reportIllegalExtends(); + } getSymbolDisplayBuilder().buildTypeDisplay(baseType, writer, enclosingDeclaration, flags); } function hasGlobalName(name) { - return !!globals[name]; + return globals.has(name); } function getReferencedValueSymbol(reference, startInDeclarationContainer) { var resolvedSymbol = getNodeLinks(reference).resolvedSymbol; @@ -42382,9 +45913,9 @@ var ts; if (startInDeclarationContainer) { // When resolving the name of a declaration as a value, we need to start resolution // at a point outside of the declaration. - var parent_11 = reference.parent; - if (ts.isDeclaration(parent_11) && reference === parent_11.name) { - location = getDeclarationContainer(parent_11); + var parent = reference.parent; + if (ts.isDeclaration(parent) && reference === parent.name) { + location = getDeclarationContainer(parent); } } return resolveName(location, reference.text, 107455 /* Value */ | 1048576 /* ExportValue */ | 8388608 /* Alias */, /*nodeNotFoundMessage*/ undefined, /*nameArg*/ undefined); @@ -42420,34 +45951,48 @@ var ts; if (resolvedTypeReferenceDirectives) { // populate reverse mapping: file path -> type reference directive that was resolved to this file fileToDirective = ts.createFileMap(); - for (var key in resolvedTypeReferenceDirectives) { - var resolvedDirective = resolvedTypeReferenceDirectives[key]; + resolvedTypeReferenceDirectives.forEach(function (resolvedDirective, key) { if (!resolvedDirective) { - continue; + return; } var file = host.getSourceFile(resolvedDirective.resolvedFileName); fileToDirective.set(file.path, key); - } + }); } return { getReferencedExportContainer: getReferencedExportContainer, getReferencedImportDeclaration: getReferencedImportDeclaration, getReferencedDeclarationWithCollidingName: getReferencedDeclarationWithCollidingName, isDeclarationWithCollidingName: isDeclarationWithCollidingName, - isValueAliasDeclaration: isValueAliasDeclaration, + isValueAliasDeclaration: function (node) { + node = ts.getParseTreeNode(node); + // Synthesized nodes are always treated like values. + return node ? isValueAliasDeclaration(node) : true; + }, hasGlobalName: hasGlobalName, - isReferencedAliasDeclaration: isReferencedAliasDeclaration, - getNodeCheckFlags: getNodeCheckFlags, + isReferencedAliasDeclaration: function (node, checkChildren) { + node = ts.getParseTreeNode(node); + // Synthesized nodes are always treated as referenced. + return node ? isReferencedAliasDeclaration(node, checkChildren) : true; + }, + getNodeCheckFlags: function (node) { + node = ts.getParseTreeNode(node); + return node ? getNodeCheckFlags(node) : undefined; + }, isTopLevelValueImportEqualsWithEntityName: isTopLevelValueImportEqualsWithEntityName, isDeclarationVisible: isDeclarationVisible, isImplementationOfOverload: isImplementationOfOverload, + isRequiredInitializedParameter: isRequiredInitializedParameter, writeTypeOfDeclaration: writeTypeOfDeclaration, writeReturnTypeOfSignatureDeclaration: writeReturnTypeOfSignatureDeclaration, writeTypeOfExpression: writeTypeOfExpression, writeBaseConstructorTypeOfClass: writeBaseConstructorTypeOfClass, isSymbolAccessible: isSymbolAccessible, isEntityNameVisible: isEntityNameVisible, - getConstantValue: getConstantValue, + getConstantValue: function (node) { + node = ts.getParseTreeNode(node, canHaveConstantValue); + return node ? getConstantValue(node) : undefined; + }, collectLinkedAliases: collectLinkedAliases, getReferencedValueDeclaration: getReferencedValueDeclaration, getTypeReferenceSerializationKind: getTypeReferenceSerializationKind, @@ -42470,7 +46015,7 @@ var ts; // property access can only be used as values // qualified names can only be used as types\namespaces // identifiers are treated as values only if they appear in type queries - var meaning = (node.kind === 177 /* PropertyAccessExpression */) || (node.kind === 70 /* Identifier */ && isInTypeQuery(node)) + var meaning = (node.kind === 178 /* PropertyAccessExpression */) || (node.kind === 70 /* Identifier */ && isInTypeQuery(node)) ? 107455 /* Value */ | 1048576 /* ExportValue */ : 793064 /* Type */ | 1920 /* Namespace */; var symbol = resolveEntityName(node, meaning, /*ignoreErrors*/ true); @@ -42513,15 +46058,15 @@ var ts; // external modules cannot define or contribute to type declaration files var current = symbol; while (true) { - var parent_12 = getParentOfSymbol(current); - if (parent_12) { - current = parent_12; + var parent = getParentOfSymbol(current); + if (parent) { + current = parent; } else { break; } } - if (current.valueDeclaration && current.valueDeclaration.kind === 261 /* SourceFile */ && current.flags & 512 /* ValueModule */) { + if (current.valueDeclaration && current.valueDeclaration.kind === 264 /* SourceFile */ && current.flags & 512 /* ValueModule */) { return false; } // check that at least one declaration of top level symbol originates from type declaration file @@ -42541,7 +46086,7 @@ var ts; if (!moduleSymbol) { return undefined; } - return ts.getDeclarationOfKind(moduleSymbol, 261 /* SourceFile */); + return ts.getDeclarationOfKind(moduleSymbol, 264 /* SourceFile */); } function initializeTypeChecker() { // Bind all source files and propagate errors @@ -42551,8 +46096,6 @@ var ts; } // Initialize global symbol table var augmentations; - var requestedExternalEmitHelpers = 0; - var firstFileRequestingExternalHelpers; for (var _b = 0, _c = host.getSourceFiles(); _b < _c.length; _b++) { var file = _c[_b]; if (!ts.isExternalOrCommonJsModule(file)) { @@ -42567,20 +46110,11 @@ var ts; if (file.symbol && file.symbol.globalExports) { // Merge in UMD exports with first-in-wins semantics (see #9771) var source = file.symbol.globalExports; - for (var id in source) { - if (!(id in globals)) { - globals[id] = source[id]; - } - } - } - if ((compilerOptions.isolatedModules || ts.isExternalModule(file)) && !file.isDeclarationFile) { - var fileRequestedExternalEmitHelpers = file.flags & 64512 /* EmitHelperFlags */; - if (fileRequestedExternalEmitHelpers) { - requestedExternalEmitHelpers |= fileRequestedExternalEmitHelpers; - if (firstFileRequestingExternalHelpers === undefined) { - firstFileRequestingExternalHelpers = file; + source.forEach(function (sourceSymbol, id) { + if (!globals.has(id)) { + globals.set(id, sourceSymbol); } - } + }); } } if (augmentations) { @@ -42597,110 +46131,67 @@ var ts; // Setup global builtins addToSymbolTable(globals, builtinGlobals, ts.Diagnostics.Declaration_name_conflicts_with_built_in_global_identifier_0); getSymbolLinks(undefinedSymbol).type = undefinedWideningType; - getSymbolLinks(argumentsSymbol).type = getGlobalType("IArguments"); + getSymbolLinks(argumentsSymbol).type = getGlobalType("IArguments", /*arity*/ 0, /*reportErrors*/ true); getSymbolLinks(unknownSymbol).type = unknownType; // Initialize special types - globalArrayType = getGlobalType("Array", /*arity*/ 1); - globalObjectType = getGlobalType("Object"); - globalFunctionType = getGlobalType("Function"); - globalStringType = getGlobalType("String"); - globalNumberType = getGlobalType("Number"); - globalBooleanType = getGlobalType("Boolean"); - globalRegExpType = getGlobalType("RegExp"); - jsxElementType = getExportedTypeFromNamespace("JSX", JsxNames.Element); - getGlobalClassDecoratorType = ts.memoize(function () { return getGlobalType("ClassDecorator"); }); - getGlobalPropertyDecoratorType = ts.memoize(function () { return getGlobalType("PropertyDecorator"); }); - getGlobalMethodDecoratorType = ts.memoize(function () { return getGlobalType("MethodDecorator"); }); - getGlobalParameterDecoratorType = ts.memoize(function () { return getGlobalType("ParameterDecorator"); }); - getGlobalTypedPropertyDescriptorType = ts.memoize(function () { return getGlobalType("TypedPropertyDescriptor", /*arity*/ 1); }); - getGlobalESSymbolConstructorSymbol = ts.memoize(function () { return getGlobalValueSymbol("Symbol"); }); - getGlobalPromiseType = ts.memoize(function () { return getGlobalType("Promise", /*arity*/ 1); }); - tryGetGlobalPromiseType = ts.memoize(function () { return getGlobalSymbol("Promise", 793064 /* Type */, /*diagnostic*/ undefined) && getGlobalPromiseType(); }); - getGlobalPromiseLikeType = ts.memoize(function () { return getGlobalType("PromiseLike", /*arity*/ 1); }); - getInstantiatedGlobalPromiseLikeType = ts.memoize(createInstantiatedPromiseLikeType); - getGlobalPromiseConstructorSymbol = ts.memoize(function () { return getGlobalValueSymbol("Promise"); }); - tryGetGlobalPromiseConstructorSymbol = ts.memoize(function () { return getGlobalSymbol("Promise", 107455 /* Value */, /*diagnostic*/ undefined) && getGlobalPromiseConstructorSymbol(); }); - getGlobalPromiseConstructorLikeType = ts.memoize(function () { return getGlobalType("PromiseConstructorLike"); }); - getGlobalThenableType = ts.memoize(createThenableType); - getGlobalTemplateStringsArrayType = ts.memoize(function () { return getGlobalType("TemplateStringsArray"); }); - if (languageVersion >= 2 /* ES2015 */) { - getGlobalESSymbolType = ts.memoize(function () { return getGlobalType("Symbol"); }); - getGlobalIterableType = ts.memoize(function () { return getGlobalType("Iterable", /*arity*/ 1); }); - getGlobalIteratorType = ts.memoize(function () { return getGlobalType("Iterator", /*arity*/ 1); }); - getGlobalIterableIteratorType = ts.memoize(function () { return getGlobalType("IterableIterator", /*arity*/ 1); }); - } - else { - getGlobalESSymbolType = ts.memoize(function () { return emptyObjectType; }); - getGlobalIterableType = ts.memoize(function () { return emptyGenericType; }); - getGlobalIteratorType = ts.memoize(function () { return emptyGenericType; }); - getGlobalIterableIteratorType = ts.memoize(function () { return emptyGenericType; }); - } + globalArrayType = getGlobalType("Array", /*arity*/ 1, /*reportErrors*/ true); + globalObjectType = getGlobalType("Object", /*arity*/ 0, /*reportErrors*/ true); + globalFunctionType = getGlobalType("Function", /*arity*/ 0, /*reportErrors*/ true); + globalStringType = getGlobalType("String", /*arity*/ 0, /*reportErrors*/ true); + globalNumberType = getGlobalType("Number", /*arity*/ 0, /*reportErrors*/ true); + globalBooleanType = getGlobalType("Boolean", /*arity*/ 0, /*reportErrors*/ true); + globalRegExpType = getGlobalType("RegExp", /*arity*/ 0, /*reportErrors*/ true); anyArrayType = createArrayType(anyType); autoArrayType = createArrayType(autoType); - var symbol = getGlobalSymbol("ReadonlyArray", 793064 /* Type */, /*diagnostic*/ undefined); - globalReadonlyArrayType = symbol && getTypeOfGlobalSymbol(symbol, /*arity*/ 1); + globalReadonlyArrayType = getGlobalTypeOrUndefined("ReadonlyArray", /*arity*/ 1); anyReadonlyArrayType = globalReadonlyArrayType ? createTypeFromGenericGlobalType(globalReadonlyArrayType, [anyType]) : anyArrayType; - // If we have specified that we are importing helpers, we should report global - // errors if we cannot resolve the helpers external module, or if it does not have - // the necessary helpers exported. - if (compilerOptions.importHelpers && firstFileRequestingExternalHelpers) { - // Find the first reference to the helpers module. - var helpersModule = resolveExternalModule(firstFileRequestingExternalHelpers, ts.externalHelpersModuleNameText, ts.Diagnostics.Cannot_find_module_0, - /*errorNode*/ undefined); - // If we found the module, report errors if it does not have the necessary exports. - if (helpersModule) { - var exports = helpersModule.exports; - if (requestedExternalEmitHelpers & 1024 /* HasClassExtends */ && languageVersion < 2 /* ES2015 */) { - verifyHelperSymbol(exports, "__extends", 107455 /* Value */); - } - if (requestedExternalEmitHelpers & 16384 /* HasSpreadAttribute */ && - (languageVersion < 5 /* ESNext */ || compilerOptions.jsx === 2 /* React */)) { - verifyHelperSymbol(exports, "__assign", 107455 /* Value */); - } - if (languageVersion < 5 /* ESNext */ && requestedExternalEmitHelpers & 32768 /* HasRestAttribute */) { - verifyHelperSymbol(exports, "__rest", 107455 /* Value */); - } - if (requestedExternalEmitHelpers & 2048 /* HasDecorators */) { - verifyHelperSymbol(exports, "__decorate", 107455 /* Value */); - if (compilerOptions.emitDecoratorMetadata) { - verifyHelperSymbol(exports, "__metadata", 107455 /* Value */); - } - } - if (requestedExternalEmitHelpers & 4096 /* HasParamDecorators */) { - verifyHelperSymbol(exports, "__param", 107455 /* Value */); - } - if (requestedExternalEmitHelpers & 8192 /* HasAsyncFunctions */) { - verifyHelperSymbol(exports, "__awaiter", 107455 /* Value */); - if (languageVersion < 2 /* ES2015 */) { - verifyHelperSymbol(exports, "__generator", 107455 /* Value */); + globalThisType = getGlobalTypeOrUndefined("ThisType", /*arity*/ 1); + } + function checkExternalEmitHelpers(location, helpers) { + if ((requestedExternalEmitHelpers & helpers) !== helpers && compilerOptions.importHelpers) { + var sourceFile = ts.getSourceFileOfNode(location); + if (ts.isEffectiveExternalModule(sourceFile, compilerOptions) && !ts.isInAmbientContext(location)) { + var helpersModule = resolveHelpersModule(sourceFile, location); + if (helpersModule !== unknownSymbol) { + var uncheckedHelpers = helpers & ~requestedExternalEmitHelpers; + for (var helper = 1 /* FirstEmitHelper */; helper <= 8192 /* LastEmitHelper */; helper <<= 1) { + if (uncheckedHelpers & helper) { + var name = getHelperName(helper); + var symbol = getSymbol(helpersModule.exports, ts.escapeIdentifier(name), 107455 /* Value */); + if (!symbol) { + error(location, ts.Diagnostics.This_syntax_requires_an_imported_helper_named_1_but_module_0_has_no_exported_member_1, ts.externalHelpersModuleNameText, name); + } + } } } + requestedExternalEmitHelpers |= helpers; } } } - function verifyHelperSymbol(symbols, name, meaning) { - var symbol = getSymbol(symbols, ts.escapeIdentifier(name), meaning); - if (!symbol) { - error(/*location*/ undefined, ts.Diagnostics.Module_0_has_no_exported_member_1, ts.externalHelpersModuleNameText, name); + function getHelperName(helper) { + switch (helper) { + case 1 /* Extends */: return "__extends"; + case 2 /* Assign */: return "__assign"; + case 4 /* Rest */: return "__rest"; + case 8 /* Decorate */: return "__decorate"; + case 16 /* Metadata */: return "__metadata"; + case 32 /* Param */: return "__param"; + case 64 /* Awaiter */: return "__awaiter"; + case 128 /* Generator */: return "__generator"; + case 256 /* Values */: return "__values"; + case 512 /* Read */: return "__read"; + case 1024 /* Spread */: return "__spread"; + case 2048 /* AsyncGenerator */: return "__asyncGenerator"; + case 4096 /* AsyncDelegator */: return "__asyncDelegator"; + case 8192 /* AsyncValues */: return "__asyncValues"; + default: ts.Debug.fail("Unrecognized helper."); } } - function createInstantiatedPromiseLikeType() { - var promiseLikeType = getGlobalPromiseLikeType(); - if (promiseLikeType !== emptyGenericType) { - return createTypeReference(promiseLikeType, [anyType]); + function resolveHelpersModule(node, errorNode) { + if (!externalHelpersModule) { + externalHelpersModule = resolveExternalModule(node, ts.externalHelpersModuleNameText, ts.Diagnostics.This_syntax_requires_an_imported_helper_but_module_0_cannot_be_found, errorNode) || unknownSymbol; } - return emptyObjectType; - } - function createThenableType() { - // build the thenable type that is used to verify against a non-promise "thenable" operand to `await`. - var thenPropertySymbol = createSymbol(67108864 /* Transient */ | 4 /* Property */, "then"); - getSymbolLinks(thenPropertySymbol).type = globalFunctionType; - var thenableType = createObjectType(16 /* Anonymous */); - thenableType.properties = [thenPropertySymbol]; - thenableType.members = createSymbolTable(thenableType.properties); - thenableType.callSignatures = []; - thenableType.constructSignatures = []; - return thenableType; + return externalHelpersModule; } // GRAMMAR CHECKING function checkGrammarDecorators(node) { @@ -42708,14 +46199,14 @@ var ts; return false; } if (!ts.nodeCanBeDecorated(node)) { - if (node.kind === 149 /* MethodDeclaration */ && !ts.nodeIsPresent(node.body)) { + if (node.kind === 150 /* MethodDeclaration */ && !ts.nodeIsPresent(node.body)) { return grammarErrorOnFirstToken(node, ts.Diagnostics.A_decorator_can_only_decorate_a_method_implementation_not_an_overload); } else { return grammarErrorOnFirstToken(node, ts.Diagnostics.Decorators_are_not_valid_here); } } - else if (node.kind === 151 /* GetAccessor */ || node.kind === 152 /* SetAccessor */) { + else if (node.kind === 152 /* GetAccessor */ || node.kind === 153 /* SetAccessor */) { var accessors = ts.getAllAccessorDeclarations(node.parent.members, node); if (accessors.firstAccessor.decorators && node === accessors.secondAccessor) { return grammarErrorOnFirstToken(node, ts.Diagnostics.Decorators_cannot_be_applied_to_multiple_get_Slashset_accessors_of_the_same_name); @@ -42733,16 +46224,16 @@ var ts; for (var _i = 0, _a = node.modifiers; _i < _a.length; _i++) { var modifier = _a[_i]; if (modifier.kind !== 130 /* ReadonlyKeyword */) { - if (node.kind === 146 /* PropertySignature */ || node.kind === 148 /* MethodSignature */) { + if (node.kind === 147 /* PropertySignature */ || node.kind === 149 /* MethodSignature */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_type_member, ts.tokenToString(modifier.kind)); } - if (node.kind === 155 /* IndexSignature */) { + if (node.kind === 156 /* IndexSignature */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_an_index_signature, ts.tokenToString(modifier.kind)); } } switch (modifier.kind) { case 75 /* ConstKeyword */: - if (node.kind !== 229 /* EnumDeclaration */ && node.parent.kind === 226 /* ClassDeclaration */) { + if (node.kind !== 231 /* EnumDeclaration */ && node.parent.kind === 228 /* ClassDeclaration */) { return grammarErrorOnNode(node, ts.Diagnostics.A_class_member_cannot_have_the_0_keyword, ts.tokenToString(75 /* ConstKeyword */)); } break; @@ -42768,7 +46259,7 @@ var ts; else if (flags & 256 /* Async */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, text, "async"); } - else if (node.parent.kind === 231 /* ModuleBlock */ || node.parent.kind === 261 /* SourceFile */) { + else if (node.parent.kind === 233 /* ModuleBlock */ || node.parent.kind === 264 /* SourceFile */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_module_or_namespace_element, text); } else if (flags & 128 /* Abstract */) { @@ -42791,10 +46282,10 @@ var ts; else if (flags & 256 /* Async */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "static", "async"); } - else if (node.parent.kind === 231 /* ModuleBlock */ || node.parent.kind === 261 /* SourceFile */) { + else if (node.parent.kind === 233 /* ModuleBlock */ || node.parent.kind === 264 /* SourceFile */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_module_or_namespace_element, "static"); } - else if (node.kind === 144 /* Parameter */) { + else if (node.kind === 145 /* Parameter */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "static"); } else if (flags & 128 /* Abstract */) { @@ -42807,7 +46298,7 @@ var ts; if (flags & 64 /* Readonly */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "readonly"); } - else if (node.kind !== 147 /* PropertyDeclaration */ && node.kind !== 146 /* PropertySignature */ && node.kind !== 155 /* IndexSignature */ && node.kind !== 144 /* Parameter */) { + else if (node.kind !== 148 /* PropertyDeclaration */ && node.kind !== 147 /* PropertySignature */ && node.kind !== 156 /* IndexSignature */ && node.kind !== 145 /* Parameter */) { // If node.kind === SyntaxKind.Parameter, checkParameter report an error if it's not a parameter property. return grammarErrorOnNode(modifier, ts.Diagnostics.readonly_modifier_can_only_appear_on_a_property_declaration_or_index_signature); } @@ -42827,10 +46318,10 @@ var ts; else if (flags & 256 /* Async */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_must_precede_1_modifier, "export", "async"); } - else if (node.parent.kind === 226 /* ClassDeclaration */) { + else if (node.parent.kind === 228 /* ClassDeclaration */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_class_element, "export"); } - else if (node.kind === 144 /* Parameter */) { + else if (node.kind === 145 /* Parameter */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "export"); } flags |= 1 /* Export */; @@ -42842,13 +46333,13 @@ var ts; else if (flags & 256 /* Async */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_in_an_ambient_context, "async"); } - else if (node.parent.kind === 226 /* ClassDeclaration */) { + else if (node.parent.kind === 228 /* ClassDeclaration */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_class_element, "declare"); } - else if (node.kind === 144 /* Parameter */) { + else if (node.kind === 145 /* Parameter */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "declare"); } - else if (ts.isInAmbientContext(node.parent) && node.parent.kind === 231 /* ModuleBlock */) { + else if (ts.isInAmbientContext(node.parent) && node.parent.kind === 233 /* ModuleBlock */) { return grammarErrorOnNode(modifier, ts.Diagnostics.A_declare_modifier_cannot_be_used_in_an_already_ambient_context); } flags |= 2 /* Ambient */; @@ -42858,14 +46349,14 @@ var ts; if (flags & 128 /* Abstract */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_already_seen, "abstract"); } - if (node.kind !== 226 /* ClassDeclaration */) { - if (node.kind !== 149 /* MethodDeclaration */ && - node.kind !== 147 /* PropertyDeclaration */ && - node.kind !== 151 /* GetAccessor */ && - node.kind !== 152 /* SetAccessor */) { + if (node.kind !== 228 /* ClassDeclaration */) { + if (node.kind !== 150 /* MethodDeclaration */ && + node.kind !== 148 /* PropertyDeclaration */ && + node.kind !== 152 /* GetAccessor */ && + node.kind !== 153 /* SetAccessor */) { return grammarErrorOnNode(modifier, ts.Diagnostics.abstract_modifier_can_only_appear_on_a_class_method_or_property_declaration); } - if (!(node.parent.kind === 226 /* ClassDeclaration */ && ts.getModifierFlags(node.parent) & 128 /* Abstract */)) { + if (!(node.parent.kind === 228 /* ClassDeclaration */ && ts.getModifierFlags(node.parent) & 128 /* Abstract */)) { return grammarErrorOnNode(modifier, ts.Diagnostics.Abstract_methods_can_only_appear_within_an_abstract_class); } if (flags & 32 /* Static */) { @@ -42884,7 +46375,7 @@ var ts; else if (flags & 2 /* Ambient */ || ts.isInAmbientContext(node.parent)) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_be_used_in_an_ambient_context, "async"); } - else if (node.kind === 144 /* Parameter */) { + else if (node.kind === 145 /* Parameter */) { return grammarErrorOnNode(modifier, ts.Diagnostics._0_modifier_cannot_appear_on_a_parameter, "async"); } flags |= 256 /* Async */; @@ -42892,7 +46383,7 @@ var ts; break; } } - if (node.kind === 150 /* Constructor */) { + if (node.kind === 151 /* Constructor */) { if (flags & 32 /* Static */) { return grammarErrorOnNode(lastStatic, ts.Diagnostics._0_modifier_cannot_appear_on_a_constructor_declaration, "static"); } @@ -42907,13 +46398,13 @@ var ts; } return; } - else if ((node.kind === 235 /* ImportDeclaration */ || node.kind === 234 /* ImportEqualsDeclaration */) && flags & 2 /* Ambient */) { + else if ((node.kind === 237 /* ImportDeclaration */ || node.kind === 236 /* ImportEqualsDeclaration */) && flags & 2 /* Ambient */) { return grammarErrorOnNode(lastDeclare, ts.Diagnostics.A_0_modifier_cannot_be_used_with_an_import_declaration, "declare"); } - else if (node.kind === 144 /* Parameter */ && (flags & 92 /* ParameterPropertyModifier */) && ts.isBindingPattern(node.name)) { + else if (node.kind === 145 /* Parameter */ && (flags & 92 /* ParameterPropertyModifier */) && ts.isBindingPattern(node.name)) { return grammarErrorOnNode(node, ts.Diagnostics.A_parameter_property_may_not_be_declared_using_a_binding_pattern); } - else if (node.kind === 144 /* Parameter */ && (flags & 92 /* ParameterPropertyModifier */) && node.dotDotDotToken) { + else if (node.kind === 145 /* Parameter */ && (flags & 92 /* ParameterPropertyModifier */) && node.dotDotDotToken) { return grammarErrorOnNode(node, ts.Diagnostics.A_parameter_property_cannot_be_declared_using_a_rest_parameter); } if (flags & 256 /* Async */) { @@ -42933,37 +46424,37 @@ var ts; } function shouldReportBadModifier(node) { switch (node.kind) { - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 150 /* Constructor */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 155 /* IndexSignature */: - case 230 /* ModuleDeclaration */: - case 235 /* ImportDeclaration */: - case 234 /* ImportEqualsDeclaration */: - case 241 /* ExportDeclaration */: - case 240 /* ExportAssignment */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 144 /* Parameter */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 151 /* Constructor */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 156 /* IndexSignature */: + case 232 /* ModuleDeclaration */: + case 237 /* ImportDeclaration */: + case 236 /* ImportEqualsDeclaration */: + case 243 /* ExportDeclaration */: + case 242 /* ExportAssignment */: + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: + case 145 /* Parameter */: return false; default: - if (node.parent.kind === 231 /* ModuleBlock */ || node.parent.kind === 261 /* SourceFile */) { + if (node.parent.kind === 233 /* ModuleBlock */ || node.parent.kind === 264 /* SourceFile */) { return false; } switch (node.kind) { - case 225 /* FunctionDeclaration */: + case 227 /* FunctionDeclaration */: return nodeHasAnyModifiersExcept(node, 119 /* AsyncKeyword */); - case 226 /* ClassDeclaration */: + case 228 /* ClassDeclaration */: return nodeHasAnyModifiersExcept(node, 116 /* AbstractKeyword */); - case 227 /* InterfaceDeclaration */: - case 205 /* VariableStatement */: - case 228 /* TypeAliasDeclaration */: + case 229 /* InterfaceDeclaration */: + case 207 /* VariableStatement */: + case 230 /* TypeAliasDeclaration */: return true; - case 229 /* EnumDeclaration */: + case 231 /* EnumDeclaration */: return nodeHasAnyModifiersExcept(node, 75 /* ConstKeyword */); default: ts.Debug.fail(); @@ -42976,14 +46467,11 @@ var ts; } function checkGrammarAsyncModifier(node, asyncModifier) { switch (node.kind) { - case 149 /* MethodDeclaration */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - if (!node.asteriskToken) { - return false; - } - break; + case 150 /* MethodDeclaration */: + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: + return false; } return grammarErrorOnNode(asyncModifier, ts.Diagnostics._0_modifier_cannot_be_used_here, "async"); } @@ -43041,8 +46529,12 @@ var ts; return checkGrammarDecorators(node) || checkGrammarModifiers(node) || checkGrammarTypeParameterList(node.typeParameters, file) || checkGrammarParameterList(node.parameters) || checkGrammarArrowFunction(node, file); } + function checkGrammarClassLikeDeclaration(node) { + var file = ts.getSourceFileOfNode(node); + return checkGrammarClassDeclarationHeritageClauses(node) || checkGrammarTypeParameterList(node.typeParameters, file); + } function checkGrammarArrowFunction(node, file) { - if (node.kind === 185 /* ArrowFunction */) { + if (node.kind === 186 /* ArrowFunction */) { var arrowFunction = node; var startLine = ts.getLineAndCharacterOfPosition(file, arrowFunction.equalsGreaterThanToken.pos).line; var endLine = ts.getLineAndCharacterOfPosition(file, arrowFunction.equalsGreaterThanToken.end).line; @@ -43077,7 +46569,7 @@ var ts; if (!parameter.type) { return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_must_have_a_type_annotation); } - if (parameter.type.kind !== 134 /* StringKeyword */ && parameter.type.kind !== 132 /* NumberKeyword */) { + if (parameter.type.kind !== 135 /* StringKeyword */ && parameter.type.kind !== 132 /* NumberKeyword */) { return grammarErrorOnNode(parameter.name, ts.Diagnostics.An_index_signature_parameter_type_must_be_string_or_number); } if (!node.type) { @@ -43105,7 +46597,7 @@ var ts; var sourceFile = ts.getSourceFileOfNode(node); for (var _i = 0, args_4 = args; _i < args_4.length; _i++) { var arg = args_4[_i]; - if (arg.kind === 198 /* OmittedExpression */) { + if (arg.kind === 199 /* OmittedExpression */) { return grammarErrorAtPos(sourceFile, arg.pos, 0, ts.Diagnostics.Argument_expression_expected); } } @@ -43178,28 +46670,25 @@ var ts; } function checkGrammarComputedPropertyName(node) { // If node is not a computedPropertyName, just skip the grammar checking - if (node.kind !== 142 /* ComputedPropertyName */) { + if (node.kind !== 143 /* ComputedPropertyName */) { return false; } var computedPropertyName = node; - if (computedPropertyName.expression.kind === 192 /* BinaryExpression */ && computedPropertyName.expression.operatorToken.kind === 25 /* CommaToken */) { + if (computedPropertyName.expression.kind === 193 /* BinaryExpression */ && computedPropertyName.expression.operatorToken.kind === 25 /* CommaToken */) { return grammarErrorOnNode(computedPropertyName.expression, ts.Diagnostics.A_comma_expression_is_not_allowed_in_a_computed_property_name); } } function checkGrammarForGenerator(node) { if (node.asteriskToken) { - ts.Debug.assert(node.kind === 225 /* FunctionDeclaration */ || - node.kind === 184 /* FunctionExpression */ || - node.kind === 149 /* MethodDeclaration */); + ts.Debug.assert(node.kind === 227 /* FunctionDeclaration */ || + node.kind === 185 /* FunctionExpression */ || + node.kind === 150 /* MethodDeclaration */); if (ts.isInAmbientContext(node)) { return grammarErrorOnNode(node.asteriskToken, ts.Diagnostics.Generators_are_not_allowed_in_an_ambient_context); } if (!node.body) { return grammarErrorOnNode(node.asteriskToken, ts.Diagnostics.An_overload_signature_cannot_be_declared_as_a_generator); } - if (languageVersion < 2 /* ES2015 */) { - return grammarErrorOnNode(node.asteriskToken, ts.Diagnostics.Generators_are_only_available_when_targeting_ECMAScript_2015_or_higher); - } } } function checkGrammarForInvalidQuestionMark(questionToken, message) { @@ -43215,15 +46704,15 @@ var ts; var GetOrSetAccessor = GetAccessor | SetAccessor; for (var _i = 0, _a = node.properties; _i < _a.length; _i++) { var prop = _a[_i]; - if (prop.kind === 259 /* SpreadAssignment */) { + if (prop.kind === 262 /* SpreadAssignment */) { continue; } - var name_27 = prop.name; - if (name_27.kind === 142 /* ComputedPropertyName */) { + var name = prop.name; + if (name.kind === 143 /* ComputedPropertyName */) { // If the name is not a ComputedPropertyName, the grammar checking will skip it - checkGrammarComputedPropertyName(name_27); + checkGrammarComputedPropertyName(name); } - if (prop.kind === 258 /* ShorthandPropertyAssignment */ && !inDestructuring && prop.objectAssignmentInitializer) { + if (prop.kind === 261 /* ShorthandPropertyAssignment */ && !inDestructuring && prop.objectAssignmentInitializer) { // having objectAssignmentInitializer is only valid in ObjectAssignmentPattern // outside of destructuring it is a syntax error return grammarErrorOnNode(prop.equalsToken, ts.Diagnostics.can_only_be_used_in_an_object_literal_property_inside_a_destructuring_assignment); @@ -43232,7 +46721,7 @@ var ts; if (prop.modifiers) { for (var _b = 0, _c = prop.modifiers; _b < _c.length; _b++) { var mod = _c[_b]; - if (mod.kind !== 119 /* AsyncKeyword */ || prop.kind !== 149 /* MethodDeclaration */) { + if (mod.kind !== 119 /* AsyncKeyword */ || prop.kind !== 150 /* MethodDeclaration */) { grammarErrorOnNode(mod, ts.Diagnostics._0_modifier_cannot_be_used_here, ts.getTextOfNode(mod)); } } @@ -43246,69 +46735,69 @@ var ts; // d.IsAccessorDescriptor(previous) is true and IsAccessorDescriptor(propId.descriptor) is true // and either both previous and propId.descriptor have[[Get]] fields or both previous and propId.descriptor have[[Set]] fields var currentKind = void 0; - if (prop.kind === 257 /* PropertyAssignment */ || prop.kind === 258 /* ShorthandPropertyAssignment */) { + if (prop.kind === 260 /* PropertyAssignment */ || prop.kind === 261 /* ShorthandPropertyAssignment */) { // Grammar checking for computedPropertyName and shorthandPropertyAssignment checkGrammarForInvalidQuestionMark(prop.questionToken, ts.Diagnostics.An_object_member_cannot_be_declared_optional); - if (name_27.kind === 8 /* NumericLiteral */) { - checkGrammarNumericLiteral(name_27); + if (name.kind === 8 /* NumericLiteral */) { + checkGrammarNumericLiteral(name); } currentKind = Property; } - else if (prop.kind === 149 /* MethodDeclaration */) { + else if (prop.kind === 150 /* MethodDeclaration */) { currentKind = Property; } - else if (prop.kind === 151 /* GetAccessor */) { + else if (prop.kind === 152 /* GetAccessor */) { currentKind = GetAccessor; } - else if (prop.kind === 152 /* SetAccessor */) { + else if (prop.kind === 153 /* SetAccessor */) { currentKind = SetAccessor; } else { ts.Debug.fail("Unexpected syntax kind:" + prop.kind); } - var effectiveName = ts.getPropertyNameForPropertyNameNode(name_27); + var effectiveName = ts.getPropertyNameForPropertyNameNode(name); if (effectiveName === undefined) { continue; } - if (!seen[effectiveName]) { - seen[effectiveName] = currentKind; + var existingKind = seen.get(effectiveName); + if (!existingKind) { + seen.set(effectiveName, currentKind); } else { - var existingKind = seen[effectiveName]; if (currentKind === Property && existingKind === Property) { - grammarErrorOnNode(name_27, ts.Diagnostics.Duplicate_identifier_0, ts.getTextOfNode(name_27)); + grammarErrorOnNode(name, ts.Diagnostics.Duplicate_identifier_0, ts.getTextOfNode(name)); } else if ((currentKind & GetOrSetAccessor) && (existingKind & GetOrSetAccessor)) { if (existingKind !== GetOrSetAccessor && currentKind !== existingKind) { - seen[effectiveName] = currentKind | existingKind; + seen.set(effectiveName, currentKind | existingKind); } else { - return grammarErrorOnNode(name_27, ts.Diagnostics.An_object_literal_cannot_have_multiple_get_Slashset_accessors_with_the_same_name); + return grammarErrorOnNode(name, ts.Diagnostics.An_object_literal_cannot_have_multiple_get_Slashset_accessors_with_the_same_name); } } else { - return grammarErrorOnNode(name_27, ts.Diagnostics.An_object_literal_cannot_have_property_and_accessor_with_the_same_name); + return grammarErrorOnNode(name, ts.Diagnostics.An_object_literal_cannot_have_property_and_accessor_with_the_same_name); } } } } function checkGrammarJsxElement(node) { var seen = ts.createMap(); - for (var _i = 0, _a = node.attributes; _i < _a.length; _i++) { + for (var _i = 0, _a = node.attributes.properties; _i < _a.length; _i++) { var attr = _a[_i]; - if (attr.kind === 251 /* JsxSpreadAttribute */) { + if (attr.kind === 254 /* JsxSpreadAttribute */) { continue; } var jsxAttr = attr; - var name_28 = jsxAttr.name; - if (!seen[name_28.text]) { - seen[name_28.text] = true; + var name = jsxAttr.name; + if (!seen.get(name.text)) { + seen.set(name.text, true); } else { - return grammarErrorOnNode(name_28, ts.Diagnostics.JSX_elements_cannot_have_multiple_attributes_with_the_same_name); + return grammarErrorOnNode(name, ts.Diagnostics.JSX_elements_cannot_have_multiple_attributes_with_the_same_name); } var initializer = jsxAttr.initializer; - if (initializer && initializer.kind === 252 /* JsxExpression */ && !initializer.expression) { + if (initializer && initializer.kind === 255 /* JsxExpression */ && !initializer.expression) { return grammarErrorOnNode(jsxAttr.initializer, ts.Diagnostics.JSX_attributes_must_only_be_assigned_a_non_empty_expression); } } @@ -43317,7 +46806,12 @@ var ts; if (checkGrammarStatementInAmbientContext(forInOrOfStatement)) { return true; } - if (forInOrOfStatement.initializer.kind === 224 /* VariableDeclarationList */) { + if (forInOrOfStatement.kind === 215 /* ForOfStatement */ && forInOrOfStatement.awaitModifier) { + if ((forInOrOfStatement.flags & 16384 /* AwaitContext */) === 0 /* None */) { + return grammarErrorOnNode(forInOrOfStatement.awaitModifier, ts.Diagnostics.A_for_await_of_statement_is_only_allowed_within_an_async_function_or_async_generator); + } + } + if (forInOrOfStatement.initializer.kind === 226 /* VariableDeclarationList */) { var variableList = forInOrOfStatement.initializer; if (!checkGrammarVariableDeclarationList(variableList)) { var declarations = variableList.declarations; @@ -43332,20 +46826,20 @@ var ts; return false; } if (declarations.length > 1) { - var diagnostic = forInOrOfStatement.kind === 212 /* ForInStatement */ + var diagnostic = forInOrOfStatement.kind === 214 /* ForInStatement */ ? ts.Diagnostics.Only_a_single_variable_declaration_is_allowed_in_a_for_in_statement : ts.Diagnostics.Only_a_single_variable_declaration_is_allowed_in_a_for_of_statement; return grammarErrorOnFirstToken(variableList.declarations[1], diagnostic); } var firstDeclaration = declarations[0]; if (firstDeclaration.initializer) { - var diagnostic = forInOrOfStatement.kind === 212 /* ForInStatement */ + var diagnostic = forInOrOfStatement.kind === 214 /* ForInStatement */ ? ts.Diagnostics.The_variable_declaration_of_a_for_in_statement_cannot_have_an_initializer : ts.Diagnostics.The_variable_declaration_of_a_for_of_statement_cannot_have_an_initializer; return grammarErrorOnNode(firstDeclaration.name, diagnostic); } if (firstDeclaration.type) { - var diagnostic = forInOrOfStatement.kind === 212 /* ForInStatement */ + var diagnostic = forInOrOfStatement.kind === 214 /* ForInStatement */ ? ts.Diagnostics.The_left_hand_side_of_a_for_in_statement_cannot_use_a_type_annotation : ts.Diagnostics.The_left_hand_side_of_a_for_of_statement_cannot_use_a_type_annotation; return grammarErrorOnNode(firstDeclaration, diagnostic); @@ -43365,15 +46859,18 @@ var ts; else if (accessor.body === undefined && !(ts.getModifierFlags(accessor) & 128 /* Abstract */)) { return grammarErrorAtPos(ts.getSourceFileOfNode(accessor), accessor.end - 1, ";".length, ts.Diagnostics._0_expected, "{"); } + else if (accessor.body && ts.getModifierFlags(accessor) & 128 /* Abstract */) { + return grammarErrorOnNode(accessor, ts.Diagnostics.An_abstract_accessor_cannot_have_an_implementation); + } else if (accessor.typeParameters) { return grammarErrorOnNode(accessor.name, ts.Diagnostics.An_accessor_cannot_have_type_parameters); } else if (!doesAccessorHaveCorrectParameterCount(accessor)) { - return grammarErrorOnNode(accessor.name, kind === 151 /* GetAccessor */ ? + return grammarErrorOnNode(accessor.name, kind === 152 /* GetAccessor */ ? ts.Diagnostics.A_get_accessor_cannot_have_parameters : ts.Diagnostics.A_set_accessor_must_have_exactly_one_parameter); } - else if (kind === 152 /* SetAccessor */) { + else if (kind === 153 /* SetAccessor */) { if (accessor.type) { return grammarErrorOnNode(accessor.name, ts.Diagnostics.A_set_accessor_cannot_have_a_return_type_annotation); } @@ -43392,14 +46889,14 @@ var ts; } } /** Does the accessor have the right number of parameters? - - A get accessor has no parameters or a single `this` parameter. - A set accessor has one parameter or a `this` parameter and one more parameter */ + * A get accessor has no parameters or a single `this` parameter. + * A set accessor has one parameter or a `this` parameter and one more parameter. + */ function doesAccessorHaveCorrectParameterCount(accessor) { - return getAccessorThisParameter(accessor) || accessor.parameters.length === (accessor.kind === 151 /* GetAccessor */ ? 0 : 1); + return getAccessorThisParameter(accessor) || accessor.parameters.length === (accessor.kind === 152 /* GetAccessor */ ? 0 : 1); } function getAccessorThisParameter(accessor) { - if (accessor.parameters.length === (accessor.kind === 151 /* GetAccessor */ ? 1 : 2)) { + if (accessor.parameters.length === (accessor.kind === 152 /* GetAccessor */ ? 1 : 2)) { return ts.getThisParameter(accessor); } } @@ -43414,7 +46911,7 @@ var ts; checkGrammarForGenerator(node)) { return true; } - if (node.parent.kind === 176 /* ObjectLiteralExpression */) { + if (node.parent.kind === 177 /* ObjectLiteralExpression */) { if (checkGrammarForInvalidQuestionMark(node.questionToken, ts.Diagnostics.An_object_member_cannot_be_declared_optional)) { return true; } @@ -43435,10 +46932,10 @@ var ts; return checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_a_method_overload_must_directly_refer_to_a_built_in_symbol); } } - else if (node.parent.kind === 227 /* InterfaceDeclaration */) { + else if (node.parent.kind === 229 /* InterfaceDeclaration */) { return checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_an_interface_must_directly_refer_to_a_built_in_symbol); } - else if (node.parent.kind === 161 /* TypeLiteral */) { + else if (node.parent.kind === 162 /* TypeLiteral */) { return checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_a_type_literal_must_directly_refer_to_a_built_in_symbol); } } @@ -43449,11 +46946,11 @@ var ts; return grammarErrorOnNode(node, ts.Diagnostics.Jump_target_cannot_cross_function_boundary); } switch (current.kind) { - case 219 /* LabeledStatement */: + case 221 /* LabeledStatement */: if (node.label && current.label.text === node.label.text) { // found matching label - verify that label usage is correct // continue can only target labels that are on iteration statements - var isMisplacedContinueLabel = node.kind === 214 /* ContinueStatement */ + var isMisplacedContinueLabel = node.kind === 216 /* ContinueStatement */ && !ts.isIterationStatement(current.statement, /*lookInLabeledStatement*/ true); if (isMisplacedContinueLabel) { return grammarErrorOnNode(node, ts.Diagnostics.A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement); @@ -43461,8 +46958,8 @@ var ts; return false; } break; - case 218 /* SwitchStatement */: - if (node.kind === 215 /* BreakStatement */ && !node.label) { + case 220 /* SwitchStatement */: + if (node.kind === 217 /* BreakStatement */ && !node.label) { // unlabeled break within switch statement - ok return false; } @@ -43477,13 +46974,13 @@ var ts; current = current.parent; } if (node.label) { - var message = node.kind === 215 /* BreakStatement */ + var message = node.kind === 217 /* BreakStatement */ ? ts.Diagnostics.A_break_statement_can_only_jump_to_a_label_of_an_enclosing_statement : ts.Diagnostics.A_continue_statement_can_only_jump_to_a_label_of_an_enclosing_iteration_statement; return grammarErrorOnNode(node, message); } else { - var message = node.kind === 215 /* BreakStatement */ + var message = node.kind === 217 /* BreakStatement */ ? ts.Diagnostics.A_break_statement_can_only_be_used_within_an_enclosing_iteration_or_switch_statement : ts.Diagnostics.A_continue_statement_can_only_be_used_within_an_enclosing_iteration_statement; return grammarErrorOnNode(node, message); @@ -43495,7 +46992,7 @@ var ts; if (node !== ts.lastOrUndefined(elements)) { return grammarErrorOnNode(node, ts.Diagnostics.A_rest_element_must_be_last_in_a_destructuring_pattern); } - if (node.name.kind === 173 /* ArrayBindingPattern */ || node.name.kind === 172 /* ObjectBindingPattern */) { + if (node.name.kind === 174 /* ArrayBindingPattern */ || node.name.kind === 173 /* ObjectBindingPattern */) { return grammarErrorOnNode(node.name, ts.Diagnostics.A_rest_element_cannot_contain_a_binding_pattern); } if (node.initializer) { @@ -43506,11 +47003,11 @@ var ts; } function isStringOrNumberLiteralExpression(expr) { return expr.kind === 9 /* StringLiteral */ || expr.kind === 8 /* NumericLiteral */ || - expr.kind === 190 /* PrefixUnaryExpression */ && expr.operator === 37 /* MinusToken */ && + expr.kind === 191 /* PrefixUnaryExpression */ && expr.operator === 37 /* MinusToken */ && expr.operand.kind === 8 /* NumericLiteral */; } function checkGrammarVariableDeclaration(node) { - if (node.parent.parent.kind !== 212 /* ForInStatement */ && node.parent.parent.kind !== 213 /* ForOfStatement */) { + if (node.parent.parent.kind !== 214 /* ForInStatement */ && node.parent.parent.kind !== 215 /* ForOfStatement */) { if (ts.isInAmbientContext(node)) { if (node.initializer) { if (ts.isConst(node) && !node.type) { @@ -43539,6 +47036,10 @@ var ts; } } } + if (compilerOptions.module !== ts.ModuleKind.ES2015 && compilerOptions.module !== ts.ModuleKind.System && !compilerOptions.noEmit && + !ts.isInAmbientContext(node.parent.parent) && ts.hasModifier(node.parent.parent, 1 /* Export */)) { + checkESModuleMarker(node.name); + } var checkLetConstNames = (ts.isLet(node) || ts.isConst(node)); // 1. LexicalDeclaration : LetOrConst BindingList ; // It is a Syntax Error if the BoundNames of BindingList contains "let". @@ -43548,6 +47049,22 @@ var ts; // and its Identifier is eval or arguments return checkLetConstNames && checkGrammarNameInLetOrConstDeclarations(node.name); } + function checkESModuleMarker(name) { + if (name.kind === 70 /* Identifier */) { + if (ts.unescapeIdentifier(name.text) === "__esModule") { + return grammarErrorOnNode(name, ts.Diagnostics.Identifier_expected_esModule_is_reserved_as_an_exported_marker_when_transforming_ECMAScript_modules); + } + } + else { + var elements = name.elements; + for (var _i = 0, elements_2 = elements; _i < elements_2.length; _i++) { + var element = elements_2[_i]; + if (!ts.isOmittedExpression(element)) { + return checkESModuleMarker(element.name); + } + } + } + } function checkGrammarNameInLetOrConstDeclarations(name) { if (name.kind === 70 /* Identifier */) { if (name.originalKeywordKind === 109 /* LetKeyword */) { @@ -43556,8 +47073,8 @@ var ts; } else { var elements = name.elements; - for (var _i = 0, elements_2 = elements; _i < elements_2.length; _i++) { - var element = elements_2[_i]; + for (var _i = 0, elements_3 = elements; _i < elements_3.length; _i++) { + var element = elements_3[_i]; if (!ts.isOmittedExpression(element)) { checkGrammarNameInLetOrConstDeclarations(element.name); } @@ -43575,15 +47092,15 @@ var ts; } function allowLetAndConstDeclarations(parent) { switch (parent.kind) { - case 208 /* IfStatement */: - case 209 /* DoStatement */: - case 210 /* WhileStatement */: - case 217 /* WithStatement */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: + case 210 /* IfStatement */: + case 211 /* DoStatement */: + case 212 /* WhileStatement */: + case 219 /* WithStatement */: + case 213 /* ForStatement */: + case 214 /* ForInStatement */: + case 215 /* ForOfStatement */: return false; - case 219 /* LabeledStatement */: + case 221 /* LabeledStatement */: return allowLetAndConstDeclarations(parent.parent); } return true; @@ -43598,6 +47115,13 @@ var ts; } } } + function checkGrammarMetaProperty(node) { + if (node.keywordToken === 93 /* NewKeyword */) { + if (node.name.text !== "target") { + return grammarErrorOnNode(node.name, ts.Diagnostics._0_is_not_a_valid_meta_property_for_keyword_1_Did_you_mean_2, node.name.text, ts.tokenToString(node.keywordToken), "target"); + } + } + } function hasParseDiagnostics(sourceFile) { return sourceFile.parseDiagnostics.length > 0; } @@ -43638,7 +47162,7 @@ var ts; return true; } } - else if (node.parent.kind === 227 /* InterfaceDeclaration */) { + else if (node.parent.kind === 229 /* InterfaceDeclaration */) { if (checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_an_interface_must_directly_refer_to_a_built_in_symbol)) { return true; } @@ -43646,7 +47170,7 @@ var ts; return grammarErrorOnNode(node.initializer, ts.Diagnostics.An_interface_property_cannot_have_an_initializer); } } - else if (node.parent.kind === 161 /* TypeLiteral */) { + else if (node.parent.kind === 162 /* TypeLiteral */) { if (checkGrammarForNonSymbolComputedProperty(node.name, ts.Diagnostics.A_computed_property_name_in_a_type_literal_must_directly_refer_to_a_built_in_symbol)) { return true; } @@ -43671,13 +47195,13 @@ var ts; // export_opt AmbientDeclaration // // TODO: The spec needs to be amended to reflect this grammar. - if (node.kind === 227 /* InterfaceDeclaration */ || - node.kind === 228 /* TypeAliasDeclaration */ || - node.kind === 235 /* ImportDeclaration */ || - node.kind === 234 /* ImportEqualsDeclaration */ || - node.kind === 241 /* ExportDeclaration */ || - node.kind === 240 /* ExportAssignment */ || - node.kind === 233 /* NamespaceExportDeclaration */ || + if (node.kind === 229 /* InterfaceDeclaration */ || + node.kind === 230 /* TypeAliasDeclaration */ || + node.kind === 237 /* ImportDeclaration */ || + node.kind === 236 /* ImportEqualsDeclaration */ || + node.kind === 243 /* ExportDeclaration */ || + node.kind === 242 /* ExportAssignment */ || + node.kind === 235 /* NamespaceExportDeclaration */ || ts.getModifierFlags(node) & (2 /* Ambient */ | 1 /* Export */ | 512 /* Default */)) { return false; } @@ -43686,7 +47210,7 @@ var ts; function checkGrammarTopLevelElementsForRequiredDeclareModifier(file) { for (var _i = 0, _a = file.statements; _i < _a.length; _i++) { var decl = _a[_i]; - if (ts.isDeclaration(decl) || decl.kind === 205 /* VariableStatement */) { + if (ts.isDeclaration(decl) || decl.kind === 207 /* VariableStatement */) { if (checkGrammarTopLevelElementForRequiredDeclareModifier(decl)) { return true; } @@ -43712,7 +47236,7 @@ var ts; // to prevent noisiness. So use a bit on the block to indicate if // this has already been reported, and don't report if it has. // - if (node.parent.kind === 204 /* Block */ || node.parent.kind === 231 /* ModuleBlock */ || node.parent.kind === 261 /* SourceFile */) { + if (node.parent.kind === 206 /* Block */ || node.parent.kind === 233 /* ModuleBlock */ || node.parent.kind === 264 /* SourceFile */) { var links_1 = getNodeLinks(node.parent); // Check if the containing block ever report this error if (!links_1.hasReportedStatementInAmbientContext) { @@ -43720,13 +47244,30 @@ var ts; } } else { + // We must be parented by a statement. If so, there's no need + // to report the error as our parent will have already done it. + // Debug.assert(isStatement(node.parent)); } } } function checkGrammarNumericLiteral(node) { // Grammar checking - if (node.isOctalLiteral && languageVersion >= 1 /* ES5 */) { - return grammarErrorOnNode(node, ts.Diagnostics.Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher); + if (node.numericLiteralFlags & 4 /* Octal */) { + var diagnosticMessage = void 0; + if (languageVersion >= 1 /* ES5 */) { + diagnosticMessage = ts.Diagnostics.Octal_literals_are_not_available_when_targeting_ECMAScript_5_and_higher_Use_the_syntax_0; + } + else if (ts.isChildOfNodeWithKind(node, 172 /* LiteralType */)) { + diagnosticMessage = ts.Diagnostics.Octal_literal_types_must_use_ES2015_syntax_Use_the_syntax_0; + } + else if (ts.isChildOfNodeWithKind(node, 263 /* EnumMember */)) { + diagnosticMessage = ts.Diagnostics.Octal_literals_are_not_allowed_in_enums_members_initializer_Use_the_syntax_0; + } + if (diagnosticMessage) { + var withMinus = ts.isPrefixUnaryExpression(node.parent) && node.parent.operator === 37 /* MinusToken */; + var literal = (withMinus ? "-" : "") + "0o" + node.text; + return grammarErrorOnNode(withMinus ? node.parent : node, diagnosticMessage, literal); + } } } function grammarErrorAfterFirstToken(node, message, arg0, arg1, arg2) { @@ -43739,11 +47280,11 @@ var ts; } function getAmbientModules() { var result = []; - for (var sym in globals) { + globals.forEach(function (global, sym) { if (ambientModuleSymbolRegex.test(sym)) { - result.push(globals[sym]); + result.push(global); } - } + }); return result; } } @@ -43752,73 +47293,408 @@ var ts; /// <reference path="checker.ts" /> /// <reference path="factory.ts" /> /// <reference path="utilities.ts" /> -/* @internal */ var ts; (function (ts) { - ; + function visitNode(node, visitor, test, lift) { + if (node === undefined || visitor === undefined) { + return node; + } + ts.aggregateTransformFlags(node); + var visited = visitor(node); + if (visited === node) { + return node; + } + var visitedNode; + if (visited === undefined) { + return undefined; + } + else if (ts.isArray(visited)) { + visitedNode = (lift || extractSingleNode)(visited); + } + else { + visitedNode = visited; + } + ts.Debug.assertNode(visitedNode, test); + ts.aggregateTransformFlags(visitedNode); + return visitedNode; + } + ts.visitNode = visitNode; /** - * This map contains information about the shape of each Node in "types.ts" pertaining to how - * each node should be traversed during a transformation. + * Visits a NodeArray using the supplied visitor, possibly returning a new NodeArray in its place. * - * Each edge corresponds to a property in a Node subtype that should be traversed when visiting - * each child. The properties are assigned in the order in which traversal should occur. - * - * We only add entries for nodes that do not have a create/update pair defined in factory.ts + * @param nodes The NodeArray to visit. + * @param visitor The callback used to visit a Node. + * @param test A node test to execute for each node. + * @param start An optional value indicating the starting offset at which to start visiting. + * @param count An optional value indicating the maximum number of nodes to visit. + */ + function visitNodes(nodes, visitor, test, start, count) { + if (nodes === undefined || visitor === undefined) { + return nodes; + } + var updated; + // Ensure start and count have valid values + var length = nodes.length; + if (start === undefined || start < 0) { + start = 0; + } + if (count === undefined || count > length - start) { + count = length - start; + } + if (start > 0 || count < length) { + // If we are not visiting all of the original nodes, we must always create a new array. + // Since this is a fragment of a node array, we do not copy over the previous location + // and will only copy over `hasTrailingComma` if we are including the last element. + updated = ts.createNodeArray([], /*hasTrailingComma*/ nodes.hasTrailingComma && start + count === length); + } + // Visit each original node. + for (var i = 0; i < count; i++) { + var node = nodes[i + start]; + ts.aggregateTransformFlags(node); + var visited = node !== undefined ? visitor(node) : undefined; + if (updated !== undefined || visited === undefined || visited !== node) { + if (updated === undefined) { + // Ensure we have a copy of `nodes`, up to the current index. + updated = ts.createNodeArray(nodes.slice(0, i), nodes.hasTrailingComma); + ts.setTextRange(updated, nodes); + } + if (visited) { + if (ts.isArray(visited)) { + for (var _i = 0, visited_1 = visited; _i < visited_1.length; _i++) { + var visitedNode = visited_1[_i]; + ts.Debug.assertNode(visitedNode, test); + ts.aggregateTransformFlags(visitedNode); + updated.push(visitedNode); + } + } + else { + ts.Debug.assertNode(visited, test); + ts.aggregateTransformFlags(visited); + updated.push(visited); + } + } + } + } + return updated || nodes; + } + ts.visitNodes = visitNodes; + /** + * Starts a new lexical environment and visits a statement list, ending the lexical environment + * and merging hoisted declarations upon completion. + */ + function visitLexicalEnvironment(statements, visitor, context, start, ensureUseStrict) { + context.startLexicalEnvironment(); + statements = visitNodes(statements, visitor, ts.isStatement, start); + if (ensureUseStrict && !ts.startsWithUseStrict(statements)) { + statements = ts.setTextRange(ts.createNodeArray([ts.createStatement(ts.createLiteral("use strict"))].concat(statements)), statements); + } + var declarations = context.endLexicalEnvironment(); + return ts.setTextRange(ts.createNodeArray(ts.concatenate(statements, declarations)), statements); + } + ts.visitLexicalEnvironment = visitLexicalEnvironment; + /** + * Starts a new lexical environment and visits a parameter list, suspending the lexical + * environment upon completion. + */ + function visitParameterList(nodes, visitor, context, nodesVisitor) { + if (nodesVisitor === void 0) { nodesVisitor = visitNodes; } + context.startLexicalEnvironment(); + var updated = nodesVisitor(nodes, visitor, ts.isParameterDeclaration); + context.suspendLexicalEnvironment(); + return updated; + } + ts.visitParameterList = visitParameterList; + function visitFunctionBody(node, visitor, context) { + context.resumeLexicalEnvironment(); + var updated = visitNode(node, visitor, ts.isConciseBody); + var declarations = context.endLexicalEnvironment(); + if (ts.some(declarations)) { + var block = ts.convertToFunctionBody(updated); + var statements = ts.mergeLexicalEnvironment(block.statements, declarations); + return ts.updateBlock(block, statements); + } + return updated; + } + ts.visitFunctionBody = visitFunctionBody; + function visitEachChild(node, visitor, context, nodesVisitor, tokenVisitor) { + if (nodesVisitor === void 0) { nodesVisitor = visitNodes; } + if (node === undefined) { + return undefined; + } + var kind = node.kind; + // No need to visit nodes with no children. + if ((kind > 0 /* FirstToken */ && kind <= 141 /* LastToken */) || kind === 168 /* ThisType */) { + return node; + } + switch (node.kind) { + case 205 /* SemicolonClassElement */: + case 208 /* EmptyStatement */: + case 199 /* OmittedExpression */: + case 224 /* DebuggerStatement */: + case 297 /* EndOfDeclarationMarker */: + case 246 /* MissingDeclaration */: + // No need to visit nodes with no children. + return node; + // Names + case 142 /* QualifiedName */: + return ts.updateQualifiedName(node, visitNode(node.left, visitor, ts.isEntityName), visitNode(node.right, visitor, ts.isIdentifier)); + case 143 /* ComputedPropertyName */: + return ts.updateComputedPropertyName(node, visitNode(node.expression, visitor, ts.isExpression)); + // Signatures and Signature Elements + case 159 /* FunctionType */: + return ts.updateFunctionTypeNode(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameter), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode)); + case 160 /* ConstructorType */: + return ts.updateConstructorTypeNode(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameter), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode)); + case 154 /* CallSignature */: + return ts.updateCallSignatureDeclaration(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameter), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode)); + case 155 /* ConstructSignature */: + return ts.updateConstructSignatureDeclaration(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameter), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode)); + case 149 /* MethodSignature */: + return ts.updateMethodSignature(node, nodesVisitor(node.typeParameters, visitor, ts.isTypeParameter), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.questionToken, tokenVisitor, ts.isToken)); + case 156 /* IndexSignature */: + return ts.updateIndexSignatureDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode)); + case 145 /* Parameter */: + return ts.updateParameter(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.dotDotDotToken, tokenVisitor, ts.isToken), visitNode(node.name, visitor, ts.isBindingName), visitNode(node.questionToken, tokenVisitor, ts.isToken), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.initializer, visitor, ts.isExpression)); + case 146 /* Decorator */: + return ts.updateDecorator(node, visitNode(node.expression, visitor, ts.isExpression)); + // Types + case 158 /* TypeReference */: + return ts.updateTypeReferenceNode(node, visitNode(node.typeName, visitor, ts.isEntityName), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode)); + case 157 /* TypePredicate */: + return ts.updateTypePredicateNode(node, visitNode(node.parameterName, visitor), visitNode(node.type, visitor, ts.isTypeNode)); + case 161 /* TypeQuery */: + return ts.updateTypeQueryNode(node, visitNode(node.exprName, visitor, ts.isEntityName)); + case 162 /* TypeLiteral */: + return ts.updateTypeLiteralNode(node, nodesVisitor(node.members, visitor)); + case 163 /* ArrayType */: + return ts.updateArrayTypeNode(node, visitNode(node.elementType, visitor, ts.isTypeNode)); + case 164 /* TupleType */: + return ts.updateTypleTypeNode(node, nodesVisitor(node.elementTypes, visitor, ts.isTypeNode)); + case 165 /* UnionType */: + case 166 /* IntersectionType */: + return ts.updateUnionOrIntersectionTypeNode(node, nodesVisitor(node.types, visitor, ts.isTypeNode)); + case 167 /* ParenthesizedType */: + throw ts.Debug.fail("not implemented."); + case 169 /* TypeOperator */: + return ts.updateTypeOperatorNode(node, visitNode(node.type, visitor, ts.isTypeNode)); + case 170 /* IndexedAccessType */: + return ts.updateIndexedAccessTypeNode(node, visitNode(node.objectType, visitor, ts.isTypeNode), visitNode(node.indexType, visitor, ts.isTypeNode)); + case 171 /* MappedType */: + return ts.updateMappedTypeNode(node, visitNode(node.readonlyToken, tokenVisitor, ts.isToken), visitNode(node.typeParameter, visitor, ts.isTypeParameter), visitNode(node.questionToken, tokenVisitor, ts.isToken), visitNode(node.type, visitor, ts.isTypeNode)); + case 172 /* LiteralType */: + return ts.updateLiteralTypeNode(node, visitNode(node.literal, visitor, ts.isExpression)); + // Type Declarations + case 144 /* TypeParameter */: + return ts.updateTypeParameterDeclaration(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.constraint, visitor, ts.isTypeNode), visitNode(node.default, visitor, ts.isTypeNode)); + // Type members + case 147 /* PropertySignature */: + return ts.updatePropertySignature(node, visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.questionToken, tokenVisitor, ts.isToken), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.initializer, visitor, ts.isExpression)); + case 148 /* PropertyDeclaration */: + return ts.updateProperty(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.initializer, visitor, ts.isExpression)); + case 150 /* MethodDeclaration */: + return ts.updateMethod(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.asteriskToken, tokenVisitor, ts.isToken), visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.questionToken, tokenVisitor, ts.isToken), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameter), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context)); + case 151 /* Constructor */: + return ts.updateConstructor(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitFunctionBody(node.body, visitor, context)); + case 152 /* GetAccessor */: + return ts.updateGetAccessor(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context)); + case 153 /* SetAccessor */: + return ts.updateSetAccessor(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitFunctionBody(node.body, visitor, context)); + // Binding patterns + case 173 /* ObjectBindingPattern */: + return ts.updateObjectBindingPattern(node, nodesVisitor(node.elements, visitor, ts.isBindingElement)); + case 174 /* ArrayBindingPattern */: + return ts.updateArrayBindingPattern(node, nodesVisitor(node.elements, visitor, ts.isArrayBindingElement)); + case 175 /* BindingElement */: + return ts.updateBindingElement(node, visitNode(node.dotDotDotToken, tokenVisitor, ts.isToken), visitNode(node.propertyName, visitor, ts.isPropertyName), visitNode(node.name, visitor, ts.isBindingName), visitNode(node.initializer, visitor, ts.isExpression)); + // Expression + case 176 /* ArrayLiteralExpression */: + return ts.updateArrayLiteral(node, nodesVisitor(node.elements, visitor, ts.isExpression)); + case 177 /* ObjectLiteralExpression */: + return ts.updateObjectLiteral(node, nodesVisitor(node.properties, visitor, ts.isObjectLiteralElementLike)); + case 178 /* PropertyAccessExpression */: + return ts.updatePropertyAccess(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.name, visitor, ts.isIdentifier)); + case 179 /* ElementAccessExpression */: + return ts.updateElementAccess(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.argumentExpression, visitor, ts.isExpression)); + case 180 /* CallExpression */: + return ts.updateCall(node, visitNode(node.expression, visitor, ts.isExpression), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), nodesVisitor(node.arguments, visitor, ts.isExpression)); + case 181 /* NewExpression */: + return ts.updateNew(node, visitNode(node.expression, visitor, ts.isExpression), nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), nodesVisitor(node.arguments, visitor, ts.isExpression)); + case 182 /* TaggedTemplateExpression */: + return ts.updateTaggedTemplate(node, visitNode(node.tag, visitor, ts.isExpression), visitNode(node.template, visitor, ts.isTemplateLiteral)); + case 183 /* TypeAssertionExpression */: + return ts.updateTypeAssertion(node, visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.expression, visitor, ts.isExpression)); + case 184 /* ParenthesizedExpression */: + return ts.updateParen(node, visitNode(node.expression, visitor, ts.isExpression)); + case 185 /* FunctionExpression */: + return ts.updateFunctionExpression(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.asteriskToken, tokenVisitor, ts.isToken), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameter), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context)); + case 186 /* ArrowFunction */: + return ts.updateArrowFunction(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameter), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context)); + case 187 /* DeleteExpression */: + return ts.updateDelete(node, visitNode(node.expression, visitor, ts.isExpression)); + case 188 /* TypeOfExpression */: + return ts.updateTypeOf(node, visitNode(node.expression, visitor, ts.isExpression)); + case 189 /* VoidExpression */: + return ts.updateVoid(node, visitNode(node.expression, visitor, ts.isExpression)); + case 190 /* AwaitExpression */: + return ts.updateAwait(node, visitNode(node.expression, visitor, ts.isExpression)); + case 193 /* BinaryExpression */: + return ts.updateBinary(node, visitNode(node.left, visitor, ts.isExpression), visitNode(node.right, visitor, ts.isExpression)); + case 191 /* PrefixUnaryExpression */: + return ts.updatePrefix(node, visitNode(node.operand, visitor, ts.isExpression)); + case 192 /* PostfixUnaryExpression */: + return ts.updatePostfix(node, visitNode(node.operand, visitor, ts.isExpression)); + case 194 /* ConditionalExpression */: + return ts.updateConditional(node, visitNode(node.condition, visitor, ts.isExpression), visitNode(node.whenTrue, visitor, ts.isExpression), visitNode(node.whenFalse, visitor, ts.isExpression)); + case 195 /* TemplateExpression */: + return ts.updateTemplateExpression(node, visitNode(node.head, visitor, ts.isTemplateHead), nodesVisitor(node.templateSpans, visitor, ts.isTemplateSpan)); + case 196 /* YieldExpression */: + return ts.updateYield(node, visitNode(node.asteriskToken, tokenVisitor, ts.isToken), visitNode(node.expression, visitor, ts.isExpression)); + case 197 /* SpreadElement */: + return ts.updateSpread(node, visitNode(node.expression, visitor, ts.isExpression)); + case 198 /* ClassExpression */: + return ts.updateClassExpression(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameter), nodesVisitor(node.heritageClauses, visitor, ts.isHeritageClause), nodesVisitor(node.members, visitor, ts.isClassElement)); + case 200 /* ExpressionWithTypeArguments */: + return ts.updateExpressionWithTypeArguments(node, nodesVisitor(node.typeArguments, visitor, ts.isTypeNode), visitNode(node.expression, visitor, ts.isExpression)); + case 201 /* AsExpression */: + return ts.updateAsExpression(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.type, visitor, ts.isTypeNode)); + case 202 /* NonNullExpression */: + return ts.updateNonNullExpression(node, visitNode(node.expression, visitor, ts.isExpression)); + // Misc + case 204 /* TemplateSpan */: + return ts.updateTemplateSpan(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.literal, visitor, ts.isTemplateMiddleOrTemplateTail)); + // Element + case 206 /* Block */: + return ts.updateBlock(node, nodesVisitor(node.statements, visitor, ts.isStatement)); + case 207 /* VariableStatement */: + return ts.updateVariableStatement(node, nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.declarationList, visitor, ts.isVariableDeclarationList)); + case 209 /* ExpressionStatement */: + return ts.updateStatement(node, visitNode(node.expression, visitor, ts.isExpression)); + case 210 /* IfStatement */: + return ts.updateIf(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.thenStatement, visitor, ts.isStatement, ts.liftToBlock), visitNode(node.elseStatement, visitor, ts.isStatement, ts.liftToBlock)); + case 211 /* DoStatement */: + return ts.updateDo(node, visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock), visitNode(node.expression, visitor, ts.isExpression)); + case 212 /* WhileStatement */: + return ts.updateWhile(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); + case 213 /* ForStatement */: + return ts.updateFor(node, visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.condition, visitor, ts.isExpression), visitNode(node.incrementor, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); + case 214 /* ForInStatement */: + return ts.updateForIn(node, visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); + case 215 /* ForOfStatement */: + return ts.updateForOf(node, node.awaitModifier, visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); + case 216 /* ContinueStatement */: + return ts.updateContinue(node, visitNode(node.label, visitor, ts.isIdentifier)); + case 217 /* BreakStatement */: + return ts.updateBreak(node, visitNode(node.label, visitor, ts.isIdentifier)); + case 218 /* ReturnStatement */: + return ts.updateReturn(node, visitNode(node.expression, visitor, ts.isExpression)); + case 219 /* WithStatement */: + return ts.updateWith(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); + case 220 /* SwitchStatement */: + return ts.updateSwitch(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.caseBlock, visitor, ts.isCaseBlock)); + case 221 /* LabeledStatement */: + return ts.updateLabel(node, visitNode(node.label, visitor, ts.isIdentifier), visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); + case 222 /* ThrowStatement */: + return ts.updateThrow(node, visitNode(node.expression, visitor, ts.isExpression)); + case 223 /* TryStatement */: + return ts.updateTry(node, visitNode(node.tryBlock, visitor, ts.isBlock), visitNode(node.catchClause, visitor, ts.isCatchClause), visitNode(node.finallyBlock, visitor, ts.isBlock)); + case 225 /* VariableDeclaration */: + return ts.updateVariableDeclaration(node, visitNode(node.name, visitor, ts.isBindingName), visitNode(node.type, visitor, ts.isTypeNode), visitNode(node.initializer, visitor, ts.isExpression)); + case 226 /* VariableDeclarationList */: + return ts.updateVariableDeclarationList(node, nodesVisitor(node.declarations, visitor, ts.isVariableDeclaration)); + case 227 /* FunctionDeclaration */: + return ts.updateFunctionDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.asteriskToken, tokenVisitor, ts.isToken), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameter), visitParameterList(node.parameters, visitor, context, nodesVisitor), visitNode(node.type, visitor, ts.isTypeNode), visitFunctionBody(node.body, visitor, context)); + case 228 /* ClassDeclaration */: + return ts.updateClassDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.typeParameters, visitor, ts.isTypeParameter), nodesVisitor(node.heritageClauses, visitor, ts.isHeritageClause), nodesVisitor(node.members, visitor, ts.isClassElement)); + case 231 /* EnumDeclaration */: + return ts.updateEnumDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), nodesVisitor(node.members, visitor, ts.isEnumMember)); + case 232 /* ModuleDeclaration */: + return ts.updateModuleDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.body, visitor, ts.isModuleBody)); + case 233 /* ModuleBlock */: + return ts.updateModuleBlock(node, nodesVisitor(node.statements, visitor, ts.isStatement)); + case 234 /* CaseBlock */: + return ts.updateCaseBlock(node, nodesVisitor(node.clauses, visitor, ts.isCaseOrDefaultClause)); + case 236 /* ImportEqualsDeclaration */: + return ts.updateImportEqualsDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.moduleReference, visitor, ts.isModuleReference)); + case 237 /* ImportDeclaration */: + return ts.updateImportDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.importClause, visitor, ts.isImportClause), visitNode(node.moduleSpecifier, visitor, ts.isExpression)); + case 238 /* ImportClause */: + return ts.updateImportClause(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.namedBindings, visitor, ts.isNamedImportBindings)); + case 239 /* NamespaceImport */: + return ts.updateNamespaceImport(node, visitNode(node.name, visitor, ts.isIdentifier)); + case 240 /* NamedImports */: + return ts.updateNamedImports(node, nodesVisitor(node.elements, visitor, ts.isImportSpecifier)); + case 241 /* ImportSpecifier */: + return ts.updateImportSpecifier(node, visitNode(node.propertyName, visitor, ts.isIdentifier), visitNode(node.name, visitor, ts.isIdentifier)); + case 242 /* ExportAssignment */: + return ts.updateExportAssignment(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.expression, visitor, ts.isExpression)); + case 243 /* ExportDeclaration */: + return ts.updateExportDeclaration(node, nodesVisitor(node.decorators, visitor, ts.isDecorator), nodesVisitor(node.modifiers, visitor, ts.isModifier), visitNode(node.exportClause, visitor, ts.isNamedExports), visitNode(node.moduleSpecifier, visitor, ts.isExpression)); + case 244 /* NamedExports */: + return ts.updateNamedExports(node, nodesVisitor(node.elements, visitor, ts.isExportSpecifier)); + case 245 /* ExportSpecifier */: + return ts.updateExportSpecifier(node, visitNode(node.propertyName, visitor, ts.isIdentifier), visitNode(node.name, visitor, ts.isIdentifier)); + // Module references + case 247 /* ExternalModuleReference */: + return ts.updateExternalModuleReference(node, visitNode(node.expression, visitor, ts.isExpression)); + // JSX + case 248 /* JsxElement */: + return ts.updateJsxElement(node, visitNode(node.openingElement, visitor, ts.isJsxOpeningElement), nodesVisitor(node.children, visitor, ts.isJsxChild), visitNode(node.closingElement, visitor, ts.isJsxClosingElement)); + case 253 /* JsxAttributes */: + return ts.updateJsxAttributes(node, nodesVisitor(node.properties, visitor, ts.isJsxAttributeLike)); + case 249 /* JsxSelfClosingElement */: + return ts.updateJsxSelfClosingElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression), visitNode(node.attributes, visitor, ts.isJsxAttributes)); + case 250 /* JsxOpeningElement */: + return ts.updateJsxOpeningElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression), visitNode(node.attributes, visitor, ts.isJsxAttributes)); + case 251 /* JsxClosingElement */: + return ts.updateJsxClosingElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression)); + case 252 /* JsxAttribute */: + return ts.updateJsxAttribute(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.initializer, visitor, ts.isStringLiteralOrJsxExpression)); + case 254 /* JsxSpreadAttribute */: + return ts.updateJsxSpreadAttribute(node, visitNode(node.expression, visitor, ts.isExpression)); + case 255 /* JsxExpression */: + return ts.updateJsxExpression(node, visitNode(node.expression, visitor, ts.isExpression)); + // Clauses + case 256 /* CaseClause */: + return ts.updateCaseClause(node, visitNode(node.expression, visitor, ts.isExpression), nodesVisitor(node.statements, visitor, ts.isStatement)); + case 257 /* DefaultClause */: + return ts.updateDefaultClause(node, nodesVisitor(node.statements, visitor, ts.isStatement)); + case 258 /* HeritageClause */: + return ts.updateHeritageClause(node, nodesVisitor(node.types, visitor, ts.isExpressionWithTypeArguments)); + case 259 /* CatchClause */: + return ts.updateCatchClause(node, visitNode(node.variableDeclaration, visitor, ts.isVariableDeclaration), visitNode(node.block, visitor, ts.isBlock)); + // Property assignments + case 260 /* PropertyAssignment */: + return ts.updatePropertyAssignment(node, visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.initializer, visitor, ts.isExpression)); + case 261 /* ShorthandPropertyAssignment */: + return ts.updateShorthandPropertyAssignment(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.objectAssignmentInitializer, visitor, ts.isExpression)); + case 262 /* SpreadAssignment */: + return ts.updateSpreadAssignment(node, visitNode(node.expression, visitor, ts.isExpression)); + // Enum + case 263 /* EnumMember */: + return ts.updateEnumMember(node, visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.initializer, visitor, ts.isExpression)); + // Top-level nodes + case 264 /* SourceFile */: + return ts.updateSourceFileNode(node, visitLexicalEnvironment(node.statements, visitor, context)); + // Transformation nodes + case 295 /* PartiallyEmittedExpression */: + return ts.updatePartiallyEmittedExpression(node, visitNode(node.expression, visitor, ts.isExpression)); + default: + return node; + } + } + ts.visitEachChild = visitEachChild; + /** + * Extracts the single node from a NodeArray. * - * NOTE: This needs to be kept up to date with changes to nodes in "types.ts". Currently, this - * map is not comprehensive. Only node edges relevant to tree transformation are - * currently defined. We may extend this to be more comprehensive, and eventually - * supplant the existing `forEachChild` implementation if performance is not - * significantly impacted. + * @param nodes The NodeArray. */ - var nodeEdgeTraversalMap = ts.createMap((_a = {}, - _a[141 /* QualifiedName */] = [ - { name: "left", test: ts.isEntityName }, - { name: "right", test: ts.isIdentifier } - ], - _a[145 /* Decorator */] = [ - { name: "expression", test: ts.isLeftHandSideExpression } - ], - _a[182 /* TypeAssertionExpression */] = [ - { name: "type", test: ts.isTypeNode }, - { name: "expression", test: ts.isUnaryExpression } - ], - _a[200 /* AsExpression */] = [ - { name: "expression", test: ts.isExpression }, - { name: "type", test: ts.isTypeNode } - ], - _a[201 /* NonNullExpression */] = [ - { name: "expression", test: ts.isLeftHandSideExpression } - ], - _a[229 /* EnumDeclaration */] = [ - { name: "decorators", test: ts.isDecorator }, - { name: "modifiers", test: ts.isModifier }, - { name: "name", test: ts.isIdentifier }, - { name: "members", test: ts.isEnumMember } - ], - _a[230 /* ModuleDeclaration */] = [ - { name: "decorators", test: ts.isDecorator }, - { name: "modifiers", test: ts.isModifier }, - { name: "name", test: ts.isModuleName }, - { name: "body", test: ts.isModuleBody } - ], - _a[231 /* ModuleBlock */] = [ - { name: "statements", test: ts.isStatement } - ], - _a[234 /* ImportEqualsDeclaration */] = [ - { name: "decorators", test: ts.isDecorator }, - { name: "modifiers", test: ts.isModifier }, - { name: "name", test: ts.isIdentifier }, - { name: "moduleReference", test: ts.isModuleReference } - ], - _a[245 /* ExternalModuleReference */] = [ - { name: "expression", test: ts.isExpression, optional: true } - ], - _a[260 /* EnumMember */] = [ - { name: "name", test: ts.isPropertyName }, - { name: "initializer", test: ts.isExpression, optional: true, parenthesize: ts.parenthesizeExpressionForList } - ], - _a)); + function extractSingleNode(nodes) { + ts.Debug.assert(nodes.length <= 1, "Too many nodes written to output."); + return ts.singleOrUndefined(nodes); + } +})(ts || (ts = {})); +/* @internal */ +(function (ts) { function reduceNode(node, f, initial) { return node ? f(initial, node) : initial; } @@ -43827,8 +47703,7 @@ var ts; } /** * Similar to `reduceLeft`, performs a reduction against each child of a node. - * NOTE: Unlike `forEachChild`, this does *not* visit every node. Only nodes added to the - * `nodeEdgeTraversalMap` above will be visited. + * NOTE: Unlike `forEachChild`, this does *not* visit every node. * * @param node The node containing the children to reduce. * @param initial The initial value to supply to the reduction. @@ -43842,47 +47717,51 @@ var ts; var cbNodes = cbNodeArray || cbNode; var kind = node.kind; // No need to visit nodes with no children. - if ((kind > 0 /* FirstToken */ && kind <= 140 /* LastToken */)) { + if ((kind > 0 /* FirstToken */ && kind <= 141 /* LastToken */)) { return initial; } // We do not yet support types. - if ((kind >= 156 /* TypePredicate */ && kind <= 171 /* LiteralType */)) { + if ((kind >= 157 /* TypePredicate */ && kind <= 172 /* LiteralType */)) { return initial; } var result = initial; switch (node.kind) { // Leaf nodes - case 203 /* SemicolonClassElement */: - case 206 /* EmptyStatement */: - case 198 /* OmittedExpression */: - case 222 /* DebuggerStatement */: - case 293 /* NotEmittedStatement */: + case 205 /* SemicolonClassElement */: + case 208 /* EmptyStatement */: + case 199 /* OmittedExpression */: + case 224 /* DebuggerStatement */: + case 294 /* NotEmittedStatement */: // No need to visit nodes with no children. break; // Names - case 142 /* ComputedPropertyName */: + case 142 /* QualifiedName */: + result = reduceNode(node.left, cbNode, result); + result = reduceNode(node.right, cbNode, result); + break; + case 143 /* ComputedPropertyName */: result = reduceNode(node.expression, cbNode, result); break; // Signature elements - case 144 /* Parameter */: + case 145 /* Parameter */: result = reduceNodes(node.decorators, cbNodes, result); result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNode(node.name, cbNode, result); result = reduceNode(node.type, cbNode, result); result = reduceNode(node.initializer, cbNode, result); break; - case 145 /* Decorator */: + case 146 /* Decorator */: result = reduceNode(node.expression, cbNode, result); break; // Type member - case 147 /* PropertyDeclaration */: + case 148 /* PropertyDeclaration */: result = reduceNodes(node.decorators, cbNodes, result); result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNode(node.name, cbNode, result); result = reduceNode(node.type, cbNode, result); result = reduceNode(node.initializer, cbNode, result); break; - case 149 /* MethodDeclaration */: + case 150 /* MethodDeclaration */: result = reduceNodes(node.decorators, cbNodes, result); result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNode(node.name, cbNode, result); @@ -43891,12 +47770,12 @@ var ts; result = reduceNode(node.type, cbNode, result); result = reduceNode(node.body, cbNode, result); break; - case 150 /* Constructor */: + case 151 /* Constructor */: result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNodes(node.parameters, cbNodes, result); result = reduceNode(node.body, cbNode, result); break; - case 151 /* GetAccessor */: + case 152 /* GetAccessor */: result = reduceNodes(node.decorators, cbNodes, result); result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNode(node.name, cbNode, result); @@ -43904,7 +47783,7 @@ var ts; result = reduceNode(node.type, cbNode, result); result = reduceNode(node.body, cbNode, result); break; - case 152 /* SetAccessor */: + case 153 /* SetAccessor */: result = reduceNodes(node.decorators, cbNodes, result); result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNode(node.name, cbNode, result); @@ -43912,45 +47791,49 @@ var ts; result = reduceNode(node.body, cbNode, result); break; // Binding patterns - case 172 /* ObjectBindingPattern */: - case 173 /* ArrayBindingPattern */: + case 173 /* ObjectBindingPattern */: + case 174 /* ArrayBindingPattern */: result = reduceNodes(node.elements, cbNodes, result); break; - case 174 /* BindingElement */: + case 175 /* BindingElement */: result = reduceNode(node.propertyName, cbNode, result); result = reduceNode(node.name, cbNode, result); result = reduceNode(node.initializer, cbNode, result); break; // Expression - case 175 /* ArrayLiteralExpression */: + case 176 /* ArrayLiteralExpression */: result = reduceNodes(node.elements, cbNodes, result); break; - case 176 /* ObjectLiteralExpression */: + case 177 /* ObjectLiteralExpression */: result = reduceNodes(node.properties, cbNodes, result); break; - case 177 /* PropertyAccessExpression */: + case 178 /* PropertyAccessExpression */: result = reduceNode(node.expression, cbNode, result); result = reduceNode(node.name, cbNode, result); break; - case 178 /* ElementAccessExpression */: + case 179 /* ElementAccessExpression */: result = reduceNode(node.expression, cbNode, result); result = reduceNode(node.argumentExpression, cbNode, result); break; - case 179 /* CallExpression */: + case 180 /* CallExpression */: result = reduceNode(node.expression, cbNode, result); result = reduceNodes(node.typeArguments, cbNodes, result); result = reduceNodes(node.arguments, cbNodes, result); break; - case 180 /* NewExpression */: + case 181 /* NewExpression */: result = reduceNode(node.expression, cbNode, result); result = reduceNodes(node.typeArguments, cbNodes, result); result = reduceNodes(node.arguments, cbNodes, result); break; - case 181 /* TaggedTemplateExpression */: + case 182 /* TaggedTemplateExpression */: result = reduceNode(node.tag, cbNode, result); result = reduceNode(node.template, cbNode, result); break; - case 184 /* FunctionExpression */: + case 183 /* TypeAssertionExpression */: + result = reduceNode(node.type, cbNode, result); + result = reduceNode(node.expression, cbNode, result); + break; + case 185 /* FunctionExpression */: result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNode(node.name, cbNode, result); result = reduceNodes(node.typeParameters, cbNodes, result); @@ -43958,119 +47841,126 @@ var ts; result = reduceNode(node.type, cbNode, result); result = reduceNode(node.body, cbNode, result); break; - case 185 /* ArrowFunction */: + case 186 /* ArrowFunction */: result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNodes(node.typeParameters, cbNodes, result); result = reduceNodes(node.parameters, cbNodes, result); result = reduceNode(node.type, cbNode, result); result = reduceNode(node.body, cbNode, result); break; - case 183 /* ParenthesizedExpression */: - case 186 /* DeleteExpression */: - case 187 /* TypeOfExpression */: - case 188 /* VoidExpression */: - case 189 /* AwaitExpression */: - case 195 /* YieldExpression */: - case 196 /* SpreadElement */: - case 201 /* NonNullExpression */: + case 184 /* ParenthesizedExpression */: + case 187 /* DeleteExpression */: + case 188 /* TypeOfExpression */: + case 189 /* VoidExpression */: + case 190 /* AwaitExpression */: + case 196 /* YieldExpression */: + case 197 /* SpreadElement */: + case 202 /* NonNullExpression */: result = reduceNode(node.expression, cbNode, result); break; - case 190 /* PrefixUnaryExpression */: - case 191 /* PostfixUnaryExpression */: + case 191 /* PrefixUnaryExpression */: + case 192 /* PostfixUnaryExpression */: result = reduceNode(node.operand, cbNode, result); break; - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: result = reduceNode(node.left, cbNode, result); result = reduceNode(node.right, cbNode, result); break; - case 193 /* ConditionalExpression */: + case 194 /* ConditionalExpression */: result = reduceNode(node.condition, cbNode, result); result = reduceNode(node.whenTrue, cbNode, result); result = reduceNode(node.whenFalse, cbNode, result); break; - case 194 /* TemplateExpression */: + case 195 /* TemplateExpression */: result = reduceNode(node.head, cbNode, result); result = reduceNodes(node.templateSpans, cbNodes, result); break; - case 197 /* ClassExpression */: + case 198 /* ClassExpression */: result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNode(node.name, cbNode, result); result = reduceNodes(node.typeParameters, cbNodes, result); result = reduceNodes(node.heritageClauses, cbNodes, result); result = reduceNodes(node.members, cbNodes, result); break; - case 199 /* ExpressionWithTypeArguments */: + case 200 /* ExpressionWithTypeArguments */: result = reduceNode(node.expression, cbNode, result); result = reduceNodes(node.typeArguments, cbNodes, result); break; + case 201 /* AsExpression */: + result = reduceNode(node.expression, cbNode, result); + result = reduceNode(node.type, cbNode, result); + break; + case 202 /* NonNullExpression */: + result = reduceNode(node.expression, cbNode, result); + break; // Misc - case 202 /* TemplateSpan */: + case 204 /* TemplateSpan */: result = reduceNode(node.expression, cbNode, result); result = reduceNode(node.literal, cbNode, result); break; // Element - case 204 /* Block */: + case 206 /* Block */: result = reduceNodes(node.statements, cbNodes, result); break; - case 205 /* VariableStatement */: + case 207 /* VariableStatement */: result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNode(node.declarationList, cbNode, result); break; - case 207 /* ExpressionStatement */: + case 209 /* ExpressionStatement */: result = reduceNode(node.expression, cbNode, result); break; - case 208 /* IfStatement */: + case 210 /* IfStatement */: result = reduceNode(node.expression, cbNode, result); result = reduceNode(node.thenStatement, cbNode, result); result = reduceNode(node.elseStatement, cbNode, result); break; - case 209 /* DoStatement */: + case 211 /* DoStatement */: result = reduceNode(node.statement, cbNode, result); result = reduceNode(node.expression, cbNode, result); break; - case 210 /* WhileStatement */: - case 217 /* WithStatement */: + case 212 /* WhileStatement */: + case 219 /* WithStatement */: result = reduceNode(node.expression, cbNode, result); result = reduceNode(node.statement, cbNode, result); break; - case 211 /* ForStatement */: + case 213 /* ForStatement */: result = reduceNode(node.initializer, cbNode, result); result = reduceNode(node.condition, cbNode, result); result = reduceNode(node.incrementor, cbNode, result); result = reduceNode(node.statement, cbNode, result); break; - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: + case 214 /* ForInStatement */: + case 215 /* ForOfStatement */: result = reduceNode(node.initializer, cbNode, result); result = reduceNode(node.expression, cbNode, result); result = reduceNode(node.statement, cbNode, result); break; - case 216 /* ReturnStatement */: - case 220 /* ThrowStatement */: + case 218 /* ReturnStatement */: + case 222 /* ThrowStatement */: result = reduceNode(node.expression, cbNode, result); break; - case 218 /* SwitchStatement */: + case 220 /* SwitchStatement */: result = reduceNode(node.expression, cbNode, result); result = reduceNode(node.caseBlock, cbNode, result); break; - case 219 /* LabeledStatement */: + case 221 /* LabeledStatement */: result = reduceNode(node.label, cbNode, result); result = reduceNode(node.statement, cbNode, result); break; - case 221 /* TryStatement */: + case 223 /* TryStatement */: result = reduceNode(node.tryBlock, cbNode, result); result = reduceNode(node.catchClause, cbNode, result); result = reduceNode(node.finallyBlock, cbNode, result); break; - case 223 /* VariableDeclaration */: + case 225 /* VariableDeclaration */: result = reduceNode(node.name, cbNode, result); result = reduceNode(node.type, cbNode, result); result = reduceNode(node.initializer, cbNode, result); break; - case 224 /* VariableDeclarationList */: + case 226 /* VariableDeclarationList */: result = reduceNodes(node.declarations, cbNodes, result); break; - case 225 /* FunctionDeclaration */: + case 227 /* FunctionDeclaration */: result = reduceNodes(node.decorators, cbNodes, result); result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNode(node.name, cbNode, result); @@ -44079,7 +47969,7 @@ var ts; result = reduceNode(node.type, cbNode, result); result = reduceNode(node.body, cbNode, result); break; - case 226 /* ClassDeclaration */: + case 228 /* ClassDeclaration */: result = reduceNodes(node.decorators, cbNodes, result); result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNode(node.name, cbNode, result); @@ -44087,484 +47977,148 @@ var ts; result = reduceNodes(node.heritageClauses, cbNodes, result); result = reduceNodes(node.members, cbNodes, result); break; - case 232 /* CaseBlock */: + case 231 /* EnumDeclaration */: + result = reduceNodes(node.decorators, cbNodes, result); + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNode(node.name, cbNode, result); + result = reduceNodes(node.members, cbNodes, result); + break; + case 232 /* ModuleDeclaration */: + result = reduceNodes(node.decorators, cbNodes, result); + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNode(node.name, cbNode, result); + result = reduceNode(node.body, cbNode, result); + break; + case 233 /* ModuleBlock */: + result = reduceNodes(node.statements, cbNodes, result); + break; + case 234 /* CaseBlock */: result = reduceNodes(node.clauses, cbNodes, result); break; - case 235 /* ImportDeclaration */: + case 236 /* ImportEqualsDeclaration */: + result = reduceNodes(node.decorators, cbNodes, result); + result = reduceNodes(node.modifiers, cbNodes, result); + result = reduceNode(node.name, cbNode, result); + result = reduceNode(node.moduleReference, cbNode, result); + break; + case 237 /* ImportDeclaration */: result = reduceNodes(node.decorators, cbNodes, result); result = reduceNodes(node.modifiers, cbNodes, result); result = reduceNode(node.importClause, cbNode, result); result = reduceNode(node.moduleSpecifier, cbNode, result); break; - case 236 /* ImportClause */: + case 238 /* ImportClause */: result = reduceNode(node.name, cbNode, result); result = reduceNode(node.namedBindings, cbNode, result); break; - case 237 /* NamespaceImport */: + case 239 /* NamespaceImport */: result = reduceNode(node.name, cbNode, result); break; - case 238 /* NamedImports */: - case 242 /* NamedExports */: + case 240 /* NamedImports */: + case 244 /* NamedExports */: result = reduceNodes(node.elements, cbNodes, result); break; - case 239 /* ImportSpecifier */: - case 243 /* ExportSpecifier */: + case 241 /* ImportSpecifier */: + case 245 /* ExportSpecifier */: result = reduceNode(node.propertyName, cbNode, result); result = reduceNode(node.name, cbNode, result); break; - case 240 /* ExportAssignment */: + case 242 /* ExportAssignment */: result = ts.reduceLeft(node.decorators, cbNode, result); result = ts.reduceLeft(node.modifiers, cbNode, result); result = reduceNode(node.expression, cbNode, result); break; - case 241 /* ExportDeclaration */: + case 243 /* ExportDeclaration */: result = ts.reduceLeft(node.decorators, cbNode, result); result = ts.reduceLeft(node.modifiers, cbNode, result); result = reduceNode(node.exportClause, cbNode, result); result = reduceNode(node.moduleSpecifier, cbNode, result); break; + // Module references + case 247 /* ExternalModuleReference */: + result = reduceNode(node.expression, cbNode, result); + break; // JSX - case 246 /* JsxElement */: + case 248 /* JsxElement */: result = reduceNode(node.openingElement, cbNode, result); result = ts.reduceLeft(node.children, cbNode, result); result = reduceNode(node.closingElement, cbNode, result); break; - case 247 /* JsxSelfClosingElement */: - case 248 /* JsxOpeningElement */: + case 249 /* JsxSelfClosingElement */: + case 250 /* JsxOpeningElement */: result = reduceNode(node.tagName, cbNode, result); - result = reduceNodes(node.attributes, cbNodes, result); + result = reduceNode(node.attributes, cbNode, result); + break; + case 253 /* JsxAttributes */: + result = reduceNodes(node.properties, cbNodes, result); break; - case 249 /* JsxClosingElement */: + case 251 /* JsxClosingElement */: result = reduceNode(node.tagName, cbNode, result); break; - case 250 /* JsxAttribute */: + case 252 /* JsxAttribute */: result = reduceNode(node.name, cbNode, result); result = reduceNode(node.initializer, cbNode, result); break; - case 251 /* JsxSpreadAttribute */: + case 254 /* JsxSpreadAttribute */: result = reduceNode(node.expression, cbNode, result); break; - case 252 /* JsxExpression */: + case 255 /* JsxExpression */: result = reduceNode(node.expression, cbNode, result); break; // Clauses - case 253 /* CaseClause */: + case 256 /* CaseClause */: result = reduceNode(node.expression, cbNode, result); - // fall-through - case 254 /* DefaultClause */: + // falls through + case 257 /* DefaultClause */: result = reduceNodes(node.statements, cbNodes, result); break; - case 255 /* HeritageClause */: + case 258 /* HeritageClause */: result = reduceNodes(node.types, cbNodes, result); break; - case 256 /* CatchClause */: + case 259 /* CatchClause */: result = reduceNode(node.variableDeclaration, cbNode, result); result = reduceNode(node.block, cbNode, result); break; // Property assignments - case 257 /* PropertyAssignment */: + case 260 /* PropertyAssignment */: result = reduceNode(node.name, cbNode, result); result = reduceNode(node.initializer, cbNode, result); break; - case 258 /* ShorthandPropertyAssignment */: + case 261 /* ShorthandPropertyAssignment */: result = reduceNode(node.name, cbNode, result); result = reduceNode(node.objectAssignmentInitializer, cbNode, result); break; - case 259 /* SpreadAssignment */: + case 262 /* SpreadAssignment */: result = reduceNode(node.expression, cbNode, result); break; + // Enum + case 263 /* EnumMember */: + result = reduceNode(node.name, cbNode, result); + result = reduceNode(node.initializer, cbNode, result); + break; // Top-level nodes - case 261 /* SourceFile */: + case 264 /* SourceFile */: result = reduceNodes(node.statements, cbNodes, result); break; - case 294 /* PartiallyEmittedExpression */: + // Transformation nodes + case 295 /* PartiallyEmittedExpression */: result = reduceNode(node.expression, cbNode, result); break; default: - var edgeTraversalPath = nodeEdgeTraversalMap[kind]; - if (edgeTraversalPath) { - for (var _i = 0, edgeTraversalPath_1 = edgeTraversalPath; _i < edgeTraversalPath_1.length; _i++) { - var edge = edgeTraversalPath_1[_i]; - var value = node[edge.name]; - if (value !== undefined) { - result = ts.isArray(value) - ? reduceNodes(value, cbNodes, result) - : cbNode(result, value); - } - } - } break; } return result; } ts.reduceEachChild = reduceEachChild; - function visitNode(node, visitor, test, optional, lift, parenthesize, parentNode) { - if (node === undefined || visitor === undefined) { - return node; - } - aggregateTransformFlags(node); - var visited = visitor(node); - if (visited === node) { - return node; - } - var visitedNode; - if (visited === undefined) { - if (!optional) { - Debug.failNotOptional(); - } - return undefined; - } - else if (ts.isArray(visited)) { - visitedNode = (lift || extractSingleNode)(visited); - } - else { - visitedNode = visited; - } - if (parenthesize !== undefined) { - visitedNode = parenthesize(visitedNode, parentNode); - } - Debug.assertNode(visitedNode, test); - aggregateTransformFlags(visitedNode); - return visitedNode; - } - ts.visitNode = visitNode; - function visitNodes(nodes, visitor, test, start, count, parenthesize, parentNode) { - if (nodes === undefined) { - return undefined; - } - var updated; - // Ensure start and count have valid values - var length = nodes.length; - if (start === undefined || start < 0) { - start = 0; - } - if (count === undefined || count > length - start) { - count = length - start; - } - if (start > 0 || count < length) { - // If we are not visiting all of the original nodes, we must always create a new array. - // Since this is a fragment of a node array, we do not copy over the previous location - // and will only copy over `hasTrailingComma` if we are including the last element. - updated = ts.createNodeArray([], /*location*/ undefined, - /*hasTrailingComma*/ nodes.hasTrailingComma && start + count === length); - } - // Visit each original node. - for (var i = 0; i < count; i++) { - var node = nodes[i + start]; - aggregateTransformFlags(node); - var visited = node !== undefined ? visitor(node) : undefined; - if (updated !== undefined || visited === undefined || visited !== node) { - if (updated === undefined) { - // Ensure we have a copy of `nodes`, up to the current index. - updated = ts.createNodeArray(nodes.slice(0, i), /*location*/ nodes, nodes.hasTrailingComma); - } - if (visited) { - if (ts.isArray(visited)) { - for (var _i = 0, visited_1 = visited; _i < visited_1.length; _i++) { - var visitedNode = visited_1[_i]; - visitedNode = parenthesize - ? parenthesize(visitedNode, parentNode) - : visitedNode; - Debug.assertNode(visitedNode, test); - aggregateTransformFlags(visitedNode); - updated.push(visitedNode); - } - } - else { - var visitedNode = parenthesize - ? parenthesize(visited, parentNode) - : visited; - Debug.assertNode(visitedNode, test); - aggregateTransformFlags(visitedNode); - updated.push(visitedNode); - } - } - } - } - return updated || nodes; - } - ts.visitNodes = visitNodes; - /** - * Starts a new lexical environment and visits a statement list, ending the lexical environment - * and merging hoisted declarations upon completion. - */ - function visitLexicalEnvironment(statements, visitor, context, start, ensureUseStrict) { - context.startLexicalEnvironment(); - statements = visitNodes(statements, visitor, ts.isStatement, start); - if (ensureUseStrict && !ts.startsWithUseStrict(statements)) { - statements = ts.createNodeArray([ts.createStatement(ts.createLiteral("use strict"))].concat(statements), statements); - } - var declarations = context.endLexicalEnvironment(); - return ts.createNodeArray(ts.concatenate(statements, declarations), statements); - } - ts.visitLexicalEnvironment = visitLexicalEnvironment; - /** - * Starts a new lexical environment and visits a parameter list, suspending the lexical - * environment upon completion. - */ - function visitParameterList(nodes, visitor, context) { - context.startLexicalEnvironment(); - var updated = visitNodes(nodes, visitor, ts.isParameterDeclaration); - context.suspendLexicalEnvironment(); - return updated; - } - ts.visitParameterList = visitParameterList; - function visitFunctionBody(node, visitor, context) { - context.resumeLexicalEnvironment(); - var updated = visitNode(node, visitor, ts.isConciseBody); - var declarations = context.endLexicalEnvironment(); - if (ts.some(declarations)) { - var block = ts.convertToFunctionBody(updated); - var statements = mergeLexicalEnvironment(block.statements, declarations); - return ts.updateBlock(block, statements); - } - return updated; - } - ts.visitFunctionBody = visitFunctionBody; - function visitEachChild(node, visitor, context) { - if (node === undefined) { - return undefined; - } - var kind = node.kind; - // No need to visit nodes with no children. - if ((kind > 0 /* FirstToken */ && kind <= 140 /* LastToken */)) { - return node; - } - // We do not yet support types. - if ((kind >= 156 /* TypePredicate */ && kind <= 171 /* LiteralType */)) { - return node; - } - switch (node.kind) { - case 203 /* SemicolonClassElement */: - case 206 /* EmptyStatement */: - case 198 /* OmittedExpression */: - case 222 /* DebuggerStatement */: - // No need to visit nodes with no children. - return node; - // Names - case 142 /* ComputedPropertyName */: - return ts.updateComputedPropertyName(node, visitNode(node.expression, visitor, ts.isExpression)); - // Signature elements - case 144 /* Parameter */: - return ts.updateParameter(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), node.dotDotDotToken, visitNode(node.name, visitor, ts.isBindingName), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitNode(node.initializer, visitor, ts.isExpression, /*optional*/ true)); - // Type member - case 147 /* PropertyDeclaration */: - return ts.updateProperty(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitNode(node.initializer, visitor, ts.isExpression, /*optional*/ true)); - case 149 /* MethodDeclaration */: - return ts.updateMethod(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitNodes(node.typeParameters, visitor, ts.isTypeParameter), visitParameterList(node.parameters, visitor, context), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitFunctionBody(node.body, visitor, context)); - case 150 /* Constructor */: - return ts.updateConstructor(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitParameterList(node.parameters, visitor, context), visitFunctionBody(node.body, visitor, context)); - case 151 /* GetAccessor */: - return ts.updateGetAccessor(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitParameterList(node.parameters, visitor, context), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitFunctionBody(node.body, visitor, context)); - case 152 /* SetAccessor */: - return ts.updateSetAccessor(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitParameterList(node.parameters, visitor, context), visitFunctionBody(node.body, visitor, context)); - // Binding patterns - case 172 /* ObjectBindingPattern */: - return ts.updateObjectBindingPattern(node, visitNodes(node.elements, visitor, ts.isBindingElement)); - case 173 /* ArrayBindingPattern */: - return ts.updateArrayBindingPattern(node, visitNodes(node.elements, visitor, ts.isArrayBindingElement)); - case 174 /* BindingElement */: - return ts.updateBindingElement(node, node.dotDotDotToken, visitNode(node.propertyName, visitor, ts.isPropertyName, /*optional*/ true), visitNode(node.name, visitor, ts.isBindingName), visitNode(node.initializer, visitor, ts.isExpression, /*optional*/ true)); - // Expression - case 175 /* ArrayLiteralExpression */: - return ts.updateArrayLiteral(node, visitNodes(node.elements, visitor, ts.isExpression)); - case 176 /* ObjectLiteralExpression */: - return ts.updateObjectLiteral(node, visitNodes(node.properties, visitor, ts.isObjectLiteralElementLike)); - case 177 /* PropertyAccessExpression */: - return ts.updatePropertyAccess(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.name, visitor, ts.isIdentifier)); - case 178 /* ElementAccessExpression */: - return ts.updateElementAccess(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.argumentExpression, visitor, ts.isExpression)); - case 179 /* CallExpression */: - return ts.updateCall(node, visitNode(node.expression, visitor, ts.isExpression), visitNodes(node.typeArguments, visitor, ts.isTypeNode), visitNodes(node.arguments, visitor, ts.isExpression)); - case 180 /* NewExpression */: - return ts.updateNew(node, visitNode(node.expression, visitor, ts.isExpression), visitNodes(node.typeArguments, visitor, ts.isTypeNode), visitNodes(node.arguments, visitor, ts.isExpression)); - case 181 /* TaggedTemplateExpression */: - return ts.updateTaggedTemplate(node, visitNode(node.tag, visitor, ts.isExpression), visitNode(node.template, visitor, ts.isTemplateLiteral)); - case 183 /* ParenthesizedExpression */: - return ts.updateParen(node, visitNode(node.expression, visitor, ts.isExpression)); - case 184 /* FunctionExpression */: - return ts.updateFunctionExpression(node, visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitNodes(node.typeParameters, visitor, ts.isTypeParameter), visitParameterList(node.parameters, visitor, context), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitFunctionBody(node.body, visitor, context)); - case 185 /* ArrowFunction */: - return ts.updateArrowFunction(node, visitNodes(node.modifiers, visitor, ts.isModifier), visitNodes(node.typeParameters, visitor, ts.isTypeParameter), visitParameterList(node.parameters, visitor, context), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitFunctionBody(node.body, visitor, context)); - case 186 /* DeleteExpression */: - return ts.updateDelete(node, visitNode(node.expression, visitor, ts.isExpression)); - case 187 /* TypeOfExpression */: - return ts.updateTypeOf(node, visitNode(node.expression, visitor, ts.isExpression)); - case 188 /* VoidExpression */: - return ts.updateVoid(node, visitNode(node.expression, visitor, ts.isExpression)); - case 189 /* AwaitExpression */: - return ts.updateAwait(node, visitNode(node.expression, visitor, ts.isExpression)); - case 192 /* BinaryExpression */: - return ts.updateBinary(node, visitNode(node.left, visitor, ts.isExpression), visitNode(node.right, visitor, ts.isExpression)); - case 190 /* PrefixUnaryExpression */: - return ts.updatePrefix(node, visitNode(node.operand, visitor, ts.isExpression)); - case 191 /* PostfixUnaryExpression */: - return ts.updatePostfix(node, visitNode(node.operand, visitor, ts.isExpression)); - case 193 /* ConditionalExpression */: - return ts.updateConditional(node, visitNode(node.condition, visitor, ts.isExpression), visitNode(node.whenTrue, visitor, ts.isExpression), visitNode(node.whenFalse, visitor, ts.isExpression)); - case 194 /* TemplateExpression */: - return ts.updateTemplateExpression(node, visitNode(node.head, visitor, ts.isTemplateHead), visitNodes(node.templateSpans, visitor, ts.isTemplateSpan)); - case 195 /* YieldExpression */: - return ts.updateYield(node, visitNode(node.expression, visitor, ts.isExpression)); - case 196 /* SpreadElement */: - return ts.updateSpread(node, visitNode(node.expression, visitor, ts.isExpression)); - case 197 /* ClassExpression */: - return ts.updateClassExpression(node, visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier, /*optional*/ true), visitNodes(node.typeParameters, visitor, ts.isTypeParameter), visitNodes(node.heritageClauses, visitor, ts.isHeritageClause), visitNodes(node.members, visitor, ts.isClassElement)); - case 199 /* ExpressionWithTypeArguments */: - return ts.updateExpressionWithTypeArguments(node, visitNodes(node.typeArguments, visitor, ts.isTypeNode), visitNode(node.expression, visitor, ts.isExpression)); - // Misc - case 202 /* TemplateSpan */: - return ts.updateTemplateSpan(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.literal, visitor, ts.isTemplateMiddleOrTemplateTail)); - // Element - case 204 /* Block */: - return ts.updateBlock(node, visitNodes(node.statements, visitor, ts.isStatement)); - case 205 /* VariableStatement */: - return ts.updateVariableStatement(node, visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.declarationList, visitor, ts.isVariableDeclarationList)); - case 207 /* ExpressionStatement */: - return ts.updateStatement(node, visitNode(node.expression, visitor, ts.isExpression)); - case 208 /* IfStatement */: - return ts.updateIf(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.thenStatement, visitor, ts.isStatement, /*optional*/ false, liftToBlock), visitNode(node.elseStatement, visitor, ts.isStatement, /*optional*/ true, liftToBlock)); - case 209 /* DoStatement */: - return ts.updateDo(node, visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, liftToBlock), visitNode(node.expression, visitor, ts.isExpression)); - case 210 /* WhileStatement */: - return ts.updateWhile(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, liftToBlock)); - case 211 /* ForStatement */: - return ts.updateFor(node, visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.condition, visitor, ts.isExpression), visitNode(node.incrementor, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, liftToBlock)); - case 212 /* ForInStatement */: - return ts.updateForIn(node, visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, liftToBlock)); - case 213 /* ForOfStatement */: - return ts.updateForOf(node, visitNode(node.initializer, visitor, ts.isForInitializer), visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, liftToBlock)); - case 214 /* ContinueStatement */: - return ts.updateContinue(node, visitNode(node.label, visitor, ts.isIdentifier, /*optional*/ true)); - case 215 /* BreakStatement */: - return ts.updateBreak(node, visitNode(node.label, visitor, ts.isIdentifier, /*optional*/ true)); - case 216 /* ReturnStatement */: - return ts.updateReturn(node, visitNode(node.expression, visitor, ts.isExpression, /*optional*/ true)); - case 217 /* WithStatement */: - return ts.updateWith(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, liftToBlock)); - case 218 /* SwitchStatement */: - return ts.updateSwitch(node, visitNode(node.expression, visitor, ts.isExpression), visitNode(node.caseBlock, visitor, ts.isCaseBlock)); - case 219 /* LabeledStatement */: - return ts.updateLabel(node, visitNode(node.label, visitor, ts.isIdentifier), visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, liftToBlock)); - case 220 /* ThrowStatement */: - return ts.updateThrow(node, visitNode(node.expression, visitor, ts.isExpression)); - case 221 /* TryStatement */: - return ts.updateTry(node, visitNode(node.tryBlock, visitor, ts.isBlock), visitNode(node.catchClause, visitor, ts.isCatchClause, /*optional*/ true), visitNode(node.finallyBlock, visitor, ts.isBlock, /*optional*/ true)); - case 223 /* VariableDeclaration */: - return ts.updateVariableDeclaration(node, visitNode(node.name, visitor, ts.isBindingName), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitNode(node.initializer, visitor, ts.isExpression, /*optional*/ true)); - case 224 /* VariableDeclarationList */: - return ts.updateVariableDeclarationList(node, visitNodes(node.declarations, visitor, ts.isVariableDeclaration)); - case 225 /* FunctionDeclaration */: - return ts.updateFunctionDeclaration(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isPropertyName), visitNodes(node.typeParameters, visitor, ts.isTypeParameter), visitParameterList(node.parameters, visitor, context), visitNode(node.type, visitor, ts.isTypeNode, /*optional*/ true), visitFunctionBody(node.body, visitor, context)); - case 226 /* ClassDeclaration */: - return ts.updateClassDeclaration(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.name, visitor, ts.isIdentifier, /*optional*/ true), visitNodes(node.typeParameters, visitor, ts.isTypeParameter), visitNodes(node.heritageClauses, visitor, ts.isHeritageClause), visitNodes(node.members, visitor, ts.isClassElement)); - case 232 /* CaseBlock */: - return ts.updateCaseBlock(node, visitNodes(node.clauses, visitor, ts.isCaseOrDefaultClause)); - case 235 /* ImportDeclaration */: - return ts.updateImportDeclaration(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.importClause, visitor, ts.isImportClause, /*optional*/ true), visitNode(node.moduleSpecifier, visitor, ts.isExpression)); - case 236 /* ImportClause */: - return ts.updateImportClause(node, visitNode(node.name, visitor, ts.isIdentifier, /*optional*/ true), visitNode(node.namedBindings, visitor, ts.isNamedImportBindings, /*optional*/ true)); - case 237 /* NamespaceImport */: - return ts.updateNamespaceImport(node, visitNode(node.name, visitor, ts.isIdentifier)); - case 238 /* NamedImports */: - return ts.updateNamedImports(node, visitNodes(node.elements, visitor, ts.isImportSpecifier)); - case 239 /* ImportSpecifier */: - return ts.updateImportSpecifier(node, visitNode(node.propertyName, visitor, ts.isIdentifier, /*optional*/ true), visitNode(node.name, visitor, ts.isIdentifier)); - case 240 /* ExportAssignment */: - return ts.updateExportAssignment(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.expression, visitor, ts.isExpression)); - case 241 /* ExportDeclaration */: - return ts.updateExportDeclaration(node, visitNodes(node.decorators, visitor, ts.isDecorator), visitNodes(node.modifiers, visitor, ts.isModifier), visitNode(node.exportClause, visitor, ts.isNamedExports, /*optional*/ true), visitNode(node.moduleSpecifier, visitor, ts.isExpression, /*optional*/ true)); - case 242 /* NamedExports */: - return ts.updateNamedExports(node, visitNodes(node.elements, visitor, ts.isExportSpecifier)); - case 243 /* ExportSpecifier */: - return ts.updateExportSpecifier(node, visitNode(node.propertyName, visitor, ts.isIdentifier, /*optional*/ true), visitNode(node.name, visitor, ts.isIdentifier)); - // JSX - case 246 /* JsxElement */: - return ts.updateJsxElement(node, visitNode(node.openingElement, visitor, ts.isJsxOpeningElement), visitNodes(node.children, visitor, ts.isJsxChild), visitNode(node.closingElement, visitor, ts.isJsxClosingElement)); - case 247 /* JsxSelfClosingElement */: - return ts.updateJsxSelfClosingElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression), visitNodes(node.attributes, visitor, ts.isJsxAttributeLike)); - case 248 /* JsxOpeningElement */: - return ts.updateJsxOpeningElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression), visitNodes(node.attributes, visitor, ts.isJsxAttributeLike)); - case 249 /* JsxClosingElement */: - return ts.updateJsxClosingElement(node, visitNode(node.tagName, visitor, ts.isJsxTagNameExpression)); - case 250 /* JsxAttribute */: - return ts.updateJsxAttribute(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.initializer, visitor, ts.isStringLiteralOrJsxExpression)); - case 251 /* JsxSpreadAttribute */: - return ts.updateJsxSpreadAttribute(node, visitNode(node.expression, visitor, ts.isExpression)); - case 252 /* JsxExpression */: - return ts.updateJsxExpression(node, visitNode(node.expression, visitor, ts.isExpression)); - // Clauses - case 253 /* CaseClause */: - return ts.updateCaseClause(node, visitNode(node.expression, visitor, ts.isExpression), visitNodes(node.statements, visitor, ts.isStatement)); - case 254 /* DefaultClause */: - return ts.updateDefaultClause(node, visitNodes(node.statements, visitor, ts.isStatement)); - case 255 /* HeritageClause */: - return ts.updateHeritageClause(node, visitNodes(node.types, visitor, ts.isExpressionWithTypeArguments)); - case 256 /* CatchClause */: - return ts.updateCatchClause(node, visitNode(node.variableDeclaration, visitor, ts.isVariableDeclaration), visitNode(node.block, visitor, ts.isBlock)); - // Property assignments - case 257 /* PropertyAssignment */: - return ts.updatePropertyAssignment(node, visitNode(node.name, visitor, ts.isPropertyName), visitNode(node.initializer, visitor, ts.isExpression)); - case 258 /* ShorthandPropertyAssignment */: - return ts.updateShorthandPropertyAssignment(node, visitNode(node.name, visitor, ts.isIdentifier), visitNode(node.objectAssignmentInitializer, visitor, ts.isExpression)); - case 259 /* SpreadAssignment */: - return ts.updateSpreadAssignment(node, visitNode(node.expression, visitor, ts.isExpression)); - // Top-level nodes - case 261 /* SourceFile */: - return ts.updateSourceFileNode(node, visitLexicalEnvironment(node.statements, visitor, context)); - // Transformation nodes - case 294 /* PartiallyEmittedExpression */: - return ts.updatePartiallyEmittedExpression(node, visitNode(node.expression, visitor, ts.isExpression)); - default: - var updated = void 0; - var edgeTraversalPath = nodeEdgeTraversalMap[kind]; - if (edgeTraversalPath) { - for (var _i = 0, edgeTraversalPath_2 = edgeTraversalPath; _i < edgeTraversalPath_2.length; _i++) { - var edge = edgeTraversalPath_2[_i]; - var value = node[edge.name]; - if (value !== undefined) { - var visited = ts.isArray(value) - ? visitNodes(value, visitor, edge.test, 0, value.length, edge.parenthesize, node) - : visitNode(value, visitor, edge.test, edge.optional, edge.lift, edge.parenthesize, node); - if (updated !== undefined || visited !== value) { - if (updated === undefined) { - updated = ts.getMutableClone(node); - } - if (visited !== value) { - updated[edge.name] = visited; - } - } - } - } - } - return updated ? ts.updateNode(updated, node) : node; - } - // return node; - } - ts.visitEachChild = visitEachChild; function mergeLexicalEnvironment(statements, declarations) { if (!ts.some(declarations)) { return statements; } return ts.isNodeArray(statements) - ? ts.createNodeArray(ts.concatenate(statements, declarations), statements) + ? ts.setTextRange(ts.createNodeArray(ts.concatenate(statements, declarations)), statements) : ts.addRange(statements, declarations); } ts.mergeLexicalEnvironment = mergeLexicalEnvironment; - function mergeFunctionBodyLexicalEnvironment(body, declarations) { - if (body && declarations !== undefined && declarations.length > 0) { - if (ts.isBlock(body)) { - return ts.updateBlock(body, ts.createNodeArray(ts.concatenate(body.statements, declarations), body.statements)); - } - else { - return ts.createBlock(ts.createNodeArray([ts.createReturn(body, /*location*/ body)].concat(declarations), body), - /*location*/ body, - /*multiLine*/ true); - } - } - return body; - } - ts.mergeFunctionBodyLexicalEnvironment = mergeFunctionBodyLexicalEnvironment; /** * Lifts a NodeArray containing only Statement nodes to a block. * @@ -44576,15 +48130,6 @@ var ts; } ts.liftToBlock = liftToBlock; /** - * Extracts the single node from a NodeArray. - * - * @param nodes The NodeArray. - */ - function extractSingleNode(nodes) { - Debug.assert(nodes.length <= 1, "Too many nodes written to output."); - return ts.singleOrUndefined(nodes); - } - /** * Aggregates the TransformFlags for a Node and its subtree. */ function aggregateTransformFlags(node) { @@ -44629,7 +48174,7 @@ var ts; function aggregateTransformFlagsForSubtree(node) { // We do not transform ambient declarations or types, so there is no need to // recursively aggregate transform flags. - if (ts.hasModifier(node, 2 /* Ambient */) || ts.isTypeNode(node)) { + if (ts.hasModifier(node, 2 /* Ambient */) || (ts.isTypeNode(node) && node.kind !== 200 /* ExpressionWithTypeArguments */)) { return 0 /* None */; } // Aggregate the transform flags of each child. @@ -44647,9 +48192,6 @@ var ts; } var Debug; (function (Debug) { - Debug.failNotOptional = Debug.shouldAssert(1 /* Normal */) - ? function (message) { return Debug.assert(false, message || "Node not optional."); } - : ts.noop; Debug.failBadSyntaxKind = Debug.shouldAssert(1 /* Normal */) ? function (node, message) { return Debug.assert(false, message || "Unexpected node.", function () { return "Node " + ts.formatSyntaxKind(node.kind) + " was unexpected."; }); } : ts.noop; @@ -44682,7 +48224,6 @@ var ts; } } })(Debug = ts.Debug || (ts.Debug = {})); - var _a; })(ts || (ts = {})); /// <reference path="../factory.ts" /> /// <reference path="../visitor.ts" /> @@ -44710,7 +48251,7 @@ var ts; var value; if (ts.isDestructuringAssignment(node)) { value = node.right; - while (ts.isEmptyObjectLiteralOrArrayLiteral(node.left)) { + while (ts.isEmptyArrayLiteral(node.left) || ts.isEmptyObjectLiteral(node.left)) { if (ts.isDestructuringAssignment(value)) { location = node = value; value = node.right; @@ -44724,6 +48265,7 @@ var ts; var flattenContext = { context: context, level: level, + downlevelIteration: context.getCompilerOptions().downlevelIteration, hoistTempVariables: true, emitExpression: emitExpression, emitBindingOrAssignment: emitBindingOrAssignment, @@ -44772,7 +48314,7 @@ var ts; ts.Debug.assertNode(target, createAssignmentCallback ? ts.isIdentifier : ts.isExpression); var expression = createAssignmentCallback ? createAssignmentCallback(target, value, location) - : ts.createAssignment(ts.visitNode(target, visitor, ts.isExpression), value, location); + : ts.setTextRange(ts.createAssignment(ts.visitNode(target, visitor, ts.isExpression), value), location); expression.original = original; emitExpression(expression); } @@ -44796,6 +48338,7 @@ var ts; var flattenContext = { context: context, level: level, + downlevelIteration: context.getCompilerOptions().downlevelIteration, hoistTempVariables: hoistTempVariables, emitExpression: emitExpression, emitBindingOrAssignment: emitBindingOrAssignment, @@ -44821,11 +48364,12 @@ var ts; } } for (var _i = 0, pendingDeclarations_1 = pendingDeclarations; _i < pendingDeclarations_1.length; _i++) { - var _a = pendingDeclarations_1[_i], pendingExpressions_1 = _a.pendingExpressions, name_29 = _a.name, value = _a.value, location_2 = _a.location, original = _a.original; - var variable = ts.createVariableDeclaration(name_29, - /*type*/ undefined, pendingExpressions_1 ? ts.inlineExpressions(ts.append(pendingExpressions_1, value)) : value, location_2); + var _a = pendingDeclarations_1[_i], pendingExpressions_1 = _a.pendingExpressions, name = _a.name, value = _a.value, location = _a.location, original = _a.original; + var variable = ts.createVariableDeclaration(name, + /*type*/ undefined, pendingExpressions_1 ? ts.inlineExpressions(ts.append(pendingExpressions_1, value)) : value); variable.original = original; - if (ts.isIdentifier(name_29)) { + ts.setTextRange(variable, location); + if (ts.isIdentifier(name)) { ts.setEmitFlags(variable, 64 /* NoNestedSourceMaps */); } ts.aggregateTransformFlags(variable); @@ -44947,7 +48491,14 @@ var ts; function flattenArrayBindingOrAssignmentPattern(flattenContext, parent, pattern, value, location) { var elements = ts.getElementsOfBindingOrAssignmentPattern(pattern); var numElements = elements.length; - if (numElements !== 1 && (flattenContext.level < 1 /* ObjectRest */ || numElements === 0)) { + if (flattenContext.level < 1 /* ObjectRest */ && flattenContext.downlevelIteration) { + // Read the elements of the iterable into an array + value = ensureIdentifier(flattenContext, ts.createReadHelper(flattenContext.context, value, numElements > 0 && ts.getRestIndicatorOfBindingOrAssignmentElement(elements[numElements - 1]) + ? undefined + : numElements, location), + /*reuseIdentifierExpressions*/ false, location); + } + else if (numElements !== 1 && (flattenContext.level < 1 /* ObjectRest */ || numElements === 0)) { // For anything other than a single-element destructuring we need to generate a temporary // to ensure value is evaluated exactly once. Additionally, if we have zero elements // we need to emit *something* to ensure that in case a 'var' keyword was already emitted, @@ -45029,8 +48580,8 @@ var ts; return ts.createElementAccess(value, argumentExpression); } else { - var name_30 = ts.createIdentifier(ts.unescapeIdentifier(propertyName.text)); - return ts.createPropertyAccess(value, name_30); + var name = ts.createIdentifier(ts.unescapeIdentifier(propertyName.text)); + return ts.createPropertyAccess(value, name); } } /** @@ -45052,7 +48603,7 @@ var ts; var temp = ts.createTempVariable(/*recordTempVariable*/ undefined); if (flattenContext.hoistTempVariables) { flattenContext.context.hoistVariableDeclaration(temp); - flattenContext.emitExpression(ts.createAssignment(temp, value, location)); + flattenContext.emitExpression(ts.setTextRange(ts.createAssignment(temp, value), location)); } else { flattenContext.emitBindingOrAssignment(temp, value, location, /*original*/ undefined); @@ -45075,7 +48626,7 @@ var ts; return ts.createObjectLiteral(ts.map(elements, ts.convertToObjectAssignmentElement)); } function makeBindingElement(name) { - return ts.createBindingElement(/*propertyName*/ undefined, /*dotDotDotToken*/ undefined, name); + return ts.createBindingElement(/*dotDotDotToken*/ undefined, /*propertyName*/ undefined, name); } function makeAssignmentElement(name) { return name; @@ -45083,10 +48634,11 @@ var ts; var restHelper = { name: "typescript:rest", scoped: false, - text: "\n var __rest = (this && this.__rest) || function (s, e) {\n var t = {};\n for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)\n t[p] = s[p];\n if (typeof Object.getOwnPropertySymbols === \"function\")\n for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) if (e.indexOf(p[i]) < 0)\n t[p[i]] = s[p[i]];\n return t;\n };" + text: "\n var __rest = (this && this.__rest) || function (s, e) {\n var t = {};\n for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)\n t[p] = s[p];\n if (s != null && typeof Object.getOwnPropertySymbols === \"function\")\n for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) if (e.indexOf(p[i]) < 0)\n t[p[i]] = s[p[i]];\n return t;\n };" }; /** Given value: o, propName: p, pattern: { a, b, ...p } from the original statement - * `{ a, b, ...p } = o`, create `p = __rest(o, ["a", "b"]);`*/ + * `{ a, b, ...p } = o`, create `p = __rest(o, ["a", "b"]);` + */ function createRestCall(context, value, elements, computedTempVariables, location) { context.requestEmitHelper(restHelper); var propertyNames = []; @@ -45105,7 +48657,11 @@ var ts; } } } - return ts.createCall(ts.getHelperName("__rest"), undefined, [value, ts.createArrayLiteral(propertyNames, location)]); + return ts.createCall(ts.getHelperName("__rest"), + /*typeArguments*/ undefined, [ + value, + ts.setTextRange(ts.createArrayLiteral(propertyNames), location) + ]); } })(ts || (ts = {})); /// <reference path="../factory.ts" /> @@ -45140,8 +48696,8 @@ var ts; context.onEmitNode = onEmitNode; context.onSubstituteNode = onSubstituteNode; // Enable substitution for property/element access to emit const enum values. - context.enableSubstitution(177 /* PropertyAccessExpression */); - context.enableSubstitution(178 /* ElementAccessExpression */); + context.enableSubstitution(178 /* PropertyAccessExpression */); + context.enableSubstitution(179 /* ElementAccessExpression */); // These variables contain state that changes as we descend into the tree. var currentSourceFile; var currentNamespace; @@ -45205,15 +48761,15 @@ var ts; */ function onBeforeVisitNode(node) { switch (node.kind) { - case 261 /* SourceFile */: - case 232 /* CaseBlock */: - case 231 /* ModuleBlock */: - case 204 /* Block */: + case 264 /* SourceFile */: + case 234 /* CaseBlock */: + case 233 /* ModuleBlock */: + case 206 /* Block */: currentScope = node; currentScopeFirstDeclarationsOfName = undefined; break; - case 226 /* ClassDeclaration */: - case 225 /* FunctionDeclaration */: + case 228 /* ClassDeclaration */: + case 227 /* FunctionDeclaration */: if (ts.hasModifier(node, 2 /* Ambient */)) { break; } @@ -45260,13 +48816,13 @@ var ts; */ function sourceElementVisitorWorker(node) { switch (node.kind) { - case 235 /* ImportDeclaration */: + case 237 /* ImportDeclaration */: return visitImportDeclaration(node); - case 234 /* ImportEqualsDeclaration */: + case 236 /* ImportEqualsDeclaration */: return visitImportEqualsDeclaration(node); - case 240 /* ExportAssignment */: + case 242 /* ExportAssignment */: return visitExportAssignment(node); - case 241 /* ExportDeclaration */: + case 243 /* ExportDeclaration */: return visitExportDeclaration(node); default: return visitorWorker(node); @@ -45286,11 +48842,11 @@ var ts; * @param node The node to visit. */ function namespaceElementVisitorWorker(node) { - if (node.kind === 241 /* ExportDeclaration */ || - node.kind === 235 /* ImportDeclaration */ || - node.kind === 236 /* ImportClause */ || - (node.kind === 234 /* ImportEqualsDeclaration */ && - node.moduleReference.kind === 245 /* ExternalModuleReference */)) { + if (node.kind === 243 /* ExportDeclaration */ || + node.kind === 237 /* ImportDeclaration */ || + node.kind === 238 /* ImportClause */ || + (node.kind === 236 /* ImportEqualsDeclaration */ && + node.moduleReference.kind === 247 /* ExternalModuleReference */)) { // do not emit ES6 imports and exports since they are illegal inside a namespace return undefined; } @@ -45320,19 +48876,19 @@ var ts; */ function classElementVisitorWorker(node) { switch (node.kind) { - case 150 /* Constructor */: + case 151 /* Constructor */: // TypeScript constructors are transformed in `visitClassDeclaration`. // We elide them here as `visitorWorker` checks transform flags, which could // erronously include an ES6 constructor without TypeScript syntax. return undefined; - case 147 /* PropertyDeclaration */: - case 155 /* IndexSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 149 /* MethodDeclaration */: + case 148 /* PropertyDeclaration */: + case 156 /* IndexSignature */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 150 /* MethodDeclaration */: // Fallback to the default visit behavior. return visitorWorker(node); - case 203 /* SemicolonClassElement */: + case 205 /* SemicolonClassElement */: return node; default: ts.Debug.failBadSyntaxKind(node); @@ -45372,46 +48928,47 @@ var ts; case 123 /* DeclareKeyword */: case 130 /* ReadonlyKeyword */: // TypeScript accessibility and readonly modifiers are elided. - case 162 /* ArrayType */: - case 163 /* TupleType */: - case 161 /* TypeLiteral */: - case 156 /* TypePredicate */: - case 143 /* TypeParameter */: + case 163 /* ArrayType */: + case 164 /* TupleType */: + case 162 /* TypeLiteral */: + case 157 /* TypePredicate */: + case 144 /* TypeParameter */: case 118 /* AnyKeyword */: case 121 /* BooleanKeyword */: - case 134 /* StringKeyword */: + case 135 /* StringKeyword */: case 132 /* NumberKeyword */: case 129 /* NeverKeyword */: case 104 /* VoidKeyword */: - case 135 /* SymbolKeyword */: - case 159 /* ConstructorType */: - case 158 /* FunctionType */: - case 160 /* TypeQuery */: - case 157 /* TypeReference */: - case 164 /* UnionType */: - case 165 /* IntersectionType */: - case 166 /* ParenthesizedType */: - case 167 /* ThisType */: - case 168 /* TypeOperator */: - case 169 /* IndexedAccessType */: - case 170 /* MappedType */: - case 171 /* LiteralType */: + case 136 /* SymbolKeyword */: + case 160 /* ConstructorType */: + case 159 /* FunctionType */: + case 161 /* TypeQuery */: + case 158 /* TypeReference */: + case 165 /* UnionType */: + case 166 /* IntersectionType */: + case 167 /* ParenthesizedType */: + case 168 /* ThisType */: + case 169 /* TypeOperator */: + case 170 /* IndexedAccessType */: + case 171 /* MappedType */: + case 172 /* LiteralType */: // TypeScript type nodes are elided. - case 155 /* IndexSignature */: + case 156 /* IndexSignature */: // TypeScript index signatures are elided. - case 145 /* Decorator */: + case 146 /* Decorator */: // TypeScript decorators are elided. They will be emitted as part of visitClassDeclaration. - case 228 /* TypeAliasDeclaration */: + case 230 /* TypeAliasDeclaration */: // TypeScript type-only declarations are elided. - case 147 /* PropertyDeclaration */: - // TypeScript property declarations are elided. - case 150 /* Constructor */: + case 148 /* PropertyDeclaration */: + // TypeScript property declarations are elided. + return undefined; + case 151 /* Constructor */: return visitConstructor(node); - case 227 /* InterfaceDeclaration */: + case 229 /* InterfaceDeclaration */: // TypeScript interfaces are elided, but some comments may be preserved. // See the implementation of `getLeadingComments` in comments.ts for more details. return ts.createNotEmittedStatement(node); - case 226 /* ClassDeclaration */: + case 228 /* ClassDeclaration */: // This is a class declaration with TypeScript syntax extensions. // // TypeScript class syntax extensions include: @@ -45422,7 +48979,7 @@ var ts; // - index signatures // - method overload signatures return visitClassDeclaration(node); - case 197 /* ClassExpression */: + case 198 /* ClassExpression */: // This is a class expression with TypeScript syntax extensions. // // TypeScript class syntax extensions include: @@ -45433,35 +48990,35 @@ var ts; // - index signatures // - method overload signatures return visitClassExpression(node); - case 255 /* HeritageClause */: + case 258 /* HeritageClause */: // This is a heritage clause with TypeScript syntax extensions. // // TypeScript heritage clause extensions include: // - `implements` clause return visitHeritageClause(node); - case 199 /* ExpressionWithTypeArguments */: + case 200 /* ExpressionWithTypeArguments */: // TypeScript supports type arguments on an expression in an `extends` heritage clause. return visitExpressionWithTypeArguments(node); - case 149 /* MethodDeclaration */: + case 150 /* MethodDeclaration */: // TypeScript method declarations may have decorators, modifiers // or type annotations. return visitMethodDeclaration(node); - case 151 /* GetAccessor */: + case 152 /* GetAccessor */: // Get Accessors can have TypeScript modifiers, decorators, and type annotations. return visitGetAccessor(node); - case 152 /* SetAccessor */: + case 153 /* SetAccessor */: // Set Accessors can have TypeScript modifiers and type annotations. return visitSetAccessor(node); - case 225 /* FunctionDeclaration */: + case 227 /* FunctionDeclaration */: // Typescript function declarations can have modifiers, decorators, and type annotations. return visitFunctionDeclaration(node); - case 184 /* FunctionExpression */: + case 185 /* FunctionExpression */: // TypeScript function expressions can have modifiers and type annotations. return visitFunctionExpression(node); - case 185 /* ArrowFunction */: + case 186 /* ArrowFunction */: // TypeScript arrow functions can have modifiers and type annotations. return visitArrowFunction(node); - case 144 /* Parameter */: + case 145 /* Parameter */: // This is a parameter declaration with TypeScript syntax extensions. // // TypeScript parameter declaration syntax extensions include: @@ -45471,33 +49028,33 @@ var ts; // - type annotations // - this parameters return visitParameter(node); - case 183 /* ParenthesizedExpression */: + case 184 /* ParenthesizedExpression */: // ParenthesizedExpressions are TypeScript if their expression is a // TypeAssertion or AsExpression return visitParenthesizedExpression(node); - case 182 /* TypeAssertionExpression */: - case 200 /* AsExpression */: + case 183 /* TypeAssertionExpression */: + case 201 /* AsExpression */: // TypeScript type assertions are removed, but their subtrees are preserved. return visitAssertionExpression(node); - case 179 /* CallExpression */: + case 180 /* CallExpression */: return visitCallExpression(node); - case 180 /* NewExpression */: + case 181 /* NewExpression */: return visitNewExpression(node); - case 201 /* NonNullExpression */: + case 202 /* NonNullExpression */: // TypeScript non-null expressions are removed, but their subtrees are preserved. return visitNonNullExpression(node); - case 229 /* EnumDeclaration */: + case 231 /* EnumDeclaration */: // TypeScript enum declarations do not exist in ES6 and must be rewritten. return visitEnumDeclaration(node); - case 205 /* VariableStatement */: + case 207 /* VariableStatement */: // TypeScript namespace exports for variable statements must be transformed. return visitVariableStatement(node); - case 223 /* VariableDeclaration */: + case 225 /* VariableDeclaration */: return visitVariableDeclaration(node); - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: // TypeScript namespace declarations must be transformed. return visitModuleDeclaration(node); - case 234 /* ImportEqualsDeclaration */: + case 236 /* ImportEqualsDeclaration */: // TypeScript namespace or external module import. return visitImportEqualsDeclaration(node); default: @@ -45506,7 +49063,8 @@ var ts; } } function visitSourceFile(node) { - var alwaysStrict = compilerOptions.alwaysStrict && !(ts.isExternalModule(node) && moduleKind === ts.ModuleKind.ES2015); + var alwaysStrict = (compilerOptions.alwaysStrict === undefined ? compilerOptions.strict : compilerOptions.alwaysStrict) && + !(ts.isExternalModule(node) && moduleKind === ts.ModuleKind.ES2015); return ts.updateSourceFileNode(node, ts.visitLexicalEnvironment(node.statements, sourceElementVisitor, context, /*start*/ 0, alwaysStrict)); } /** @@ -45602,13 +49160,14 @@ var ts; // } var classDeclaration = ts.createClassDeclaration( /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), name, - /*typeParameters*/ undefined, ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause), transformClassMembers(node, hasExtendsClause), node); - var emitFlags = ts.getEmitFlags(node); + /*typeParameters*/ undefined, ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause), transformClassMembers(node, hasExtendsClause)); // To better align with the old emitter, we should not emit a trailing source map // entry if the class has static properties. + var emitFlags = ts.getEmitFlags(node); if (hasStaticProperties) { emitFlags |= 32 /* NoTrailingSourceMap */; } + ts.setTextRange(classDeclaration, node); ts.setOriginalNode(classDeclaration, node); ts.setEmitFlags(classDeclaration, emitFlags); return classDeclaration; @@ -45716,12 +49275,18 @@ var ts; // } var heritageClauses = ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause); var members = transformClassMembers(node, hasExtendsClause); - var classExpression = ts.createClassExpression(/*modifiers*/ undefined, name, /*typeParameters*/ undefined, heritageClauses, members, location); + var classExpression = ts.createClassExpression(/*modifiers*/ undefined, name, /*typeParameters*/ undefined, heritageClauses, members); ts.setOriginalNode(classExpression, node); + ts.setTextRange(classExpression, location); // let ${name} = ${classExpression} where name is either declaredName if the class doesn't contain self-reference // or decoratedClassAlias if the class contain self-reference. - var statement = ts.createLetStatement(declName, classAlias ? ts.createAssignment(classAlias, classExpression) : classExpression, location); + var statement = ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.createVariableDeclaration(declName, + /*type*/ undefined, classAlias ? ts.createAssignment(classAlias, classExpression) : classExpression) + ], 1 /* Let */)); ts.setOriginalNode(statement, node); + ts.setTextRange(statement, location); ts.setCommentRange(statement, node); return statement; } @@ -45738,10 +49303,11 @@ var ts; var staticProperties = getInitializedProperties(node, /*isStatic*/ true); var heritageClauses = ts.visitNodes(node.heritageClauses, visitor, ts.isHeritageClause); var members = transformClassMembers(node, ts.some(heritageClauses, function (c) { return c.token === 84 /* ExtendsKeyword */; })); - var classExpression = ts.setOriginalNode(ts.createClassExpression( + var classExpression = ts.createClassExpression( /*modifiers*/ undefined, node.name, - /*typeParameters*/ undefined, heritageClauses, members, - /*location*/ node), node); + /*typeParameters*/ undefined, heritageClauses, members); + ts.setOriginalNode(classExpression, node); + ts.setTextRange(classExpression, node); if (staticProperties.length > 0) { var expressions = []; var temp = ts.createTempVariable(hoistVariableDeclaration); @@ -45773,7 +49339,7 @@ var ts; members.push(constructor); } ts.addRange(members, ts.visitNodes(node.members, classElementVisitor, ts.isClassElement)); - return ts.createNodeArray(members, /*location*/ node.members); + return ts.setTextRange(ts.createNodeArray(members), /*location*/ node.members); } /** * Transforms (or creates) a constructor for a class. @@ -45798,10 +49364,9 @@ var ts; // constructor(${parameters}) { // ${body} // } - return ts.startOnNewLine(ts.setOriginalNode(ts.createConstructor( + return ts.startOnNewLine(ts.setOriginalNode(ts.setTextRange(ts.createConstructor( /*decorators*/ undefined, - /*modifiers*/ undefined, parameters, body, - /*location*/ constructor || node), constructor)); + /*modifiers*/ undefined, parameters, body), constructor || node), constructor)); } /** * Transforms (or creates) the parameters for the constructor of a class with @@ -45883,11 +49448,11 @@ var ts; ts.addRange(statements, ts.visitNodes(constructor.body.statements, visitor, ts.isStatement, indexOfFirstStatement)); } // End the lexical environment. - ts.addRange(statements, endLexicalEnvironment()); - return ts.createBlock(ts.createNodeArray(statements, + statements = ts.mergeLexicalEnvironment(statements, endLexicalEnvironment()); + return ts.setTextRange(ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), /*location*/ constructor ? constructor.body.statements : node.members), - /*location*/ constructor ? constructor.body : undefined, - /*multiLine*/ true); + /*multiLine*/ true), + /*location*/ constructor ? constructor.body : undefined); } /** * Adds super call and preceding prologue directives into the list of statements. @@ -45899,13 +49464,13 @@ var ts; if (ctor.body) { var statements = ctor.body.statements; // add prologue directives to the list (if any) - var index = ts.addPrologueDirectives(result, statements, /*ensureUseStrict*/ false, visitor); + var index = ts.addPrologue(result, statements, /*ensureUseStrict*/ false, visitor); if (index === statements.length) { // list contains nothing but prologue directives (or empty) - exit return index; } var statement = statements[index]; - if (statement.kind === 207 /* ExpressionStatement */ && ts.isSuperCall(statement.expression)) { + if (statement.kind === 209 /* ExpressionStatement */ && ts.isSuperCall(statement.expression)) { result.push(ts.visitNode(statement, visitor, ts.isStatement)); return index + 1; } @@ -45942,9 +49507,7 @@ var ts; ts.setEmitFlags(propertyName, 1536 /* NoComments */ | 48 /* NoSourceMap */); var localName = ts.getMutableClone(name); ts.setEmitFlags(localName, 1536 /* NoComments */); - return ts.startOnNewLine(ts.createStatement(ts.createAssignment(ts.createPropertyAccess(ts.createThis(), propertyName, - /*location*/ node.name), localName), - /*location*/ ts.moveRangePos(node, -1))); + return ts.startOnNewLine(ts.setTextRange(ts.createStatement(ts.createAssignment(ts.setTextRange(ts.createPropertyAccess(ts.createThis(), propertyName), node.name), localName)), ts.moveRangePos(node, -1))); } /** * Gets all property declarations with initializers on either the static or instance side of a class. @@ -45978,7 +49541,7 @@ var ts; * @param isStatic A value indicating whether the member should be a static or instance member. */ function isInitializedProperty(member, isStatic) { - return member.kind === 147 /* PropertyDeclaration */ + return member.kind === 148 /* PropertyDeclaration */ && isStatic === ts.hasModifier(member, 32 /* Static */) && member.initializer !== undefined; } @@ -45989,8 +49552,8 @@ var ts; * @param receiver The receiver on which each property should be assigned. */ function addInitializedPropertyStatements(statements, properties, receiver) { - for (var _i = 0, properties_7 = properties; _i < properties_7.length; _i++) { - var property = properties_7[_i]; + for (var _i = 0, properties_9 = properties; _i < properties_9.length; _i++) { + var property = properties_9[_i]; var statement = ts.createStatement(transformInitializedProperty(property, receiver)); ts.setSourceMapRange(statement, ts.moveRangePastModifiers(property)); ts.setCommentRange(statement, property); @@ -46005,8 +49568,8 @@ var ts; */ function generateInitializedPropertyExpressions(properties, receiver) { var expressions = []; - for (var _i = 0, properties_8 = properties; _i < properties_8.length; _i++) { - var property = properties_8[_i]; + for (var _i = 0, properties_10 = properties; _i < properties_10.length; _i++) { + var property = properties_10[_i]; var expression = transformInitializedProperty(property, receiver); expression.startsOnNewLine = true; ts.setSourceMapRange(expression, ts.moveRangePastModifiers(property)); @@ -46113,12 +49676,12 @@ var ts; */ function getAllDecoratorsOfClassElement(node, member) { switch (member.kind) { - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: return getAllDecoratorsOfAccessors(node, member); - case 149 /* MethodDeclaration */: + case 150 /* MethodDeclaration */: return getAllDecoratorsOfMethod(member); - case 147 /* PropertyDeclaration */: + case 148 /* PropertyDeclaration */: return getAllDecoratorsOfProperty(member); default: return undefined; @@ -46135,10 +49698,11 @@ var ts; return undefined; } var _a = ts.getAllAccessorDeclarations(node.members, accessor), firstAccessor = _a.firstAccessor, secondAccessor = _a.secondAccessor, setAccessor = _a.setAccessor; - if (accessor !== firstAccessor) { + var firstAccessorWithDecorators = firstAccessor.decorators ? firstAccessor : secondAccessor && secondAccessor.decorators ? secondAccessor : undefined; + if (!firstAccessorWithDecorators || accessor !== firstAccessorWithDecorators) { return undefined; } - var decorators = firstAccessor.decorators || (secondAccessor && secondAccessor.decorators); + var decorators = firstAccessorWithDecorators.decorators; var parameters = getDecoratorsOfParameters(setAccessor); if (!decorators && !parameters) { return undefined; @@ -46179,14 +49743,14 @@ var ts; * @param node The declaration node. * @param allDecorators An object containing all of the decorators for the declaration. */ - function transformAllDecoratorsOfDeclaration(node, allDecorators) { + function transformAllDecoratorsOfDeclaration(node, container, allDecorators) { if (!allDecorators) { return undefined; } var decoratorExpressions = []; ts.addRange(decoratorExpressions, ts.map(allDecorators.decorators, transformDecorator)); ts.addRange(decoratorExpressions, ts.flatMap(allDecorators.parameters, transformDecoratorsOfParameter)); - addTypeMetadata(node, decoratorExpressions); + addTypeMetadata(node, container, decoratorExpressions); return decoratorExpressions; } /** @@ -46233,7 +49797,7 @@ var ts; */ function generateClassElementDecorationExpression(node, member) { var allDecorators = getAllDecoratorsOfClassElement(node, member); - var decoratorExpressions = transformAllDecoratorsOfDeclaration(member, allDecorators); + var decoratorExpressions = transformAllDecoratorsOfDeclaration(member, node, allDecorators); if (!decoratorExpressions) { return undefined; } @@ -46270,7 +49834,7 @@ var ts; var prefix = getClassMemberPrefix(node, member); var memberName = getExpressionForPropertyName(member, /*generateNameForComputedPropertyName*/ true); var descriptor = languageVersion > 0 /* ES3 */ - ? member.kind === 147 /* PropertyDeclaration */ + ? member.kind === 148 /* PropertyDeclaration */ ? ts.createVoidZero() : ts.createNull() : undefined; @@ -46296,7 +49860,7 @@ var ts; */ function generateConstructorDecorationExpression(node) { var allDecorators = getAllDecoratorsOfConstructor(node); - var decoratorExpressions = transformAllDecoratorsOfDeclaration(node, allDecorators); + var decoratorExpressions = transformAllDecoratorsOfDeclaration(node, node, allDecorators); if (!decoratorExpressions) { return undefined; } @@ -46342,41 +49906,41 @@ var ts; * @param node The declaration node. * @param decoratorExpressions The destination array to which to add new decorator expressions. */ - function addTypeMetadata(node, decoratorExpressions) { + function addTypeMetadata(node, container, decoratorExpressions) { if (USE_NEW_TYPE_METADATA_FORMAT) { - addNewTypeMetadata(node, decoratorExpressions); + addNewTypeMetadata(node, container, decoratorExpressions); } else { - addOldTypeMetadata(node, decoratorExpressions); + addOldTypeMetadata(node, container, decoratorExpressions); } } - function addOldTypeMetadata(node, decoratorExpressions) { + function addOldTypeMetadata(node, container, decoratorExpressions) { if (compilerOptions.emitDecoratorMetadata) { if (shouldAddTypeMetadata(node)) { decoratorExpressions.push(createMetadataHelper(context, "design:type", serializeTypeOfNode(node))); } if (shouldAddParamTypesMetadata(node)) { - decoratorExpressions.push(createMetadataHelper(context, "design:paramtypes", serializeParameterTypesOfNode(node))); + decoratorExpressions.push(createMetadataHelper(context, "design:paramtypes", serializeParameterTypesOfNode(node, container))); } if (shouldAddReturnTypeMetadata(node)) { decoratorExpressions.push(createMetadataHelper(context, "design:returntype", serializeReturnTypeOfNode(node))); } } } - function addNewTypeMetadata(node, decoratorExpressions) { + function addNewTypeMetadata(node, container, decoratorExpressions) { if (compilerOptions.emitDecoratorMetadata) { var properties = void 0; if (shouldAddTypeMetadata(node)) { (properties || (properties = [])).push(ts.createPropertyAssignment("type", ts.createArrowFunction(/*modifiers*/ undefined, /*typeParameters*/ undefined, [], /*type*/ undefined, ts.createToken(35 /* EqualsGreaterThanToken */), serializeTypeOfNode(node)))); } if (shouldAddParamTypesMetadata(node)) { - (properties || (properties = [])).push(ts.createPropertyAssignment("paramTypes", ts.createArrowFunction(/*modifiers*/ undefined, /*typeParameters*/ undefined, [], /*type*/ undefined, ts.createToken(35 /* EqualsGreaterThanToken */), serializeParameterTypesOfNode(node)))); + (properties || (properties = [])).push(ts.createPropertyAssignment("paramTypes", ts.createArrowFunction(/*modifiers*/ undefined, /*typeParameters*/ undefined, [], /*type*/ undefined, ts.createToken(35 /* EqualsGreaterThanToken */), serializeParameterTypesOfNode(node, container)))); } if (shouldAddReturnTypeMetadata(node)) { (properties || (properties = [])).push(ts.createPropertyAssignment("returnType", ts.createArrowFunction(/*modifiers*/ undefined, /*typeParameters*/ undefined, [], /*type*/ undefined, ts.createToken(35 /* EqualsGreaterThanToken */), serializeReturnTypeOfNode(node)))); } if (properties) { - decoratorExpressions.push(createMetadataHelper(context, "design:typeinfo", ts.createObjectLiteral(properties, /*location*/ undefined, /*multiLine*/ true))); + decoratorExpressions.push(createMetadataHelper(context, "design:typeinfo", ts.createObjectLiteral(properties, /*multiLine*/ true))); } } } @@ -46389,10 +49953,10 @@ var ts; */ function shouldAddTypeMetadata(node) { var kind = node.kind; - return kind === 149 /* MethodDeclaration */ - || kind === 151 /* GetAccessor */ - || kind === 152 /* SetAccessor */ - || kind === 147 /* PropertyDeclaration */; + return kind === 150 /* MethodDeclaration */ + || kind === 152 /* GetAccessor */ + || kind === 153 /* SetAccessor */ + || kind === 148 /* PropertyDeclaration */; } /** * Determines whether to emit the "design:returntype" metadata based on the node's kind. @@ -46402,7 +49966,7 @@ var ts; * @param node The node to test. */ function shouldAddReturnTypeMetadata(node) { - return node.kind === 149 /* MethodDeclaration */; + return node.kind === 150 /* MethodDeclaration */; } /** * Determines whether to emit the "design:paramtypes" metadata based on the node's kind. @@ -46412,12 +49976,16 @@ var ts; * @param node The node to test. */ function shouldAddParamTypesMetadata(node) { - var kind = node.kind; - return kind === 226 /* ClassDeclaration */ - || kind === 197 /* ClassExpression */ - || kind === 149 /* MethodDeclaration */ - || kind === 151 /* GetAccessor */ - || kind === 152 /* SetAccessor */; + switch (node.kind) { + case 228 /* ClassDeclaration */: + case 198 /* ClassExpression */: + return ts.getFirstConstructorWithBody(node) !== undefined; + case 150 /* MethodDeclaration */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + return true; + } + return false; } /** * Serializes the type of a node for use with decorator type metadata. @@ -46426,43 +49994,26 @@ var ts; */ function serializeTypeOfNode(node) { switch (node.kind) { - case 147 /* PropertyDeclaration */: - case 144 /* Parameter */: - case 151 /* GetAccessor */: + case 148 /* PropertyDeclaration */: + case 145 /* Parameter */: + case 152 /* GetAccessor */: return serializeTypeNode(node.type); - case 152 /* SetAccessor */: + case 153 /* SetAccessor */: return serializeTypeNode(ts.getSetAccessorTypeAnnotationNode(node)); - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 149 /* MethodDeclaration */: + case 228 /* ClassDeclaration */: + case 198 /* ClassExpression */: + case 150 /* MethodDeclaration */: return ts.createIdentifier("Function"); default: return ts.createVoidZero(); } } /** - * Gets the most likely element type for a TypeNode. This is not an exhaustive test - * as it assumes a rest argument can only be an array type (either T[], or Array<T>). - * - * @param node The type node. - */ - function getRestParameterElementType(node) { - if (node && node.kind === 162 /* ArrayType */) { - return node.elementType; - } - else if (node && node.kind === 157 /* TypeReference */) { - return ts.singleOrUndefined(node.typeArguments); - } - else { - return undefined; - } - } - /** * Serializes the types of the parameters of a node for use with decorator type metadata. * * @param node The node that should have its parameter types serialized. */ - function serializeParameterTypesOfNode(node) { + function serializeParameterTypesOfNode(node, container) { var valueDeclaration = ts.isClassLike(node) ? ts.getFirstConstructorWithBody(node) : ts.isFunctionLike(node) && ts.nodeIsPresent(node.body) @@ -46470,7 +50021,7 @@ var ts; : undefined; var expressions = []; if (valueDeclaration) { - var parameters = valueDeclaration.parameters; + var parameters = getParametersOfDecoratedDeclaration(valueDeclaration, container); var numParameters = parameters.length; for (var i = 0; i < numParameters; i++) { var parameter = parameters[i]; @@ -46478,7 +50029,7 @@ var ts; continue; } if (parameter.dotDotDotToken) { - expressions.push(serializeTypeNode(getRestParameterElementType(parameter.type))); + expressions.push(serializeTypeNode(ts.getRestParameterElementType(parameter.type))); } else { expressions.push(serializeTypeOfNode(parameter)); @@ -46487,6 +50038,15 @@ var ts; } return ts.createArrayLiteral(expressions); } + function getParametersOfDecoratedDeclaration(node, container) { + if (container && node.kind === 152 /* GetAccessor */) { + var setAccessor = ts.getAllAccessorDeclarations(container.members, node).setAccessor; + if (setAccessor) { + return setAccessor.parameters; + } + } + return node.parameters; + } /** * Serializes the return type of a node for use with decorator type metadata. * @@ -46496,7 +50056,7 @@ var ts; if (ts.isFunctionLike(node) && node.type) { return serializeTypeNode(node.type); } - else if (ts.isAsyncFunctionLike(node)) { + else if (ts.isAsyncFunction(node)) { return ts.createIdentifier("Promise"); } return ts.createVoidZero(); @@ -46525,21 +50085,26 @@ var ts; } switch (node.kind) { case 104 /* VoidKeyword */: + case 138 /* UndefinedKeyword */: + case 94 /* NullKeyword */: + case 129 /* NeverKeyword */: return ts.createVoidZero(); - case 166 /* ParenthesizedType */: + case 167 /* ParenthesizedType */: return serializeTypeNode(node.type); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: + case 159 /* FunctionType */: + case 160 /* ConstructorType */: return ts.createIdentifier("Function"); - case 162 /* ArrayType */: - case 163 /* TupleType */: + case 163 /* ArrayType */: + case 164 /* TupleType */: return ts.createIdentifier("Array"); - case 156 /* TypePredicate */: + case 157 /* TypePredicate */: case 121 /* BooleanKeyword */: return ts.createIdentifier("Boolean"); - case 134 /* StringKeyword */: + case 135 /* StringKeyword */: return ts.createIdentifier("String"); - case 171 /* LiteralType */: + case 133 /* ObjectKeyword */: + return ts.createIdentifier("Object"); + case 172 /* LiteralType */: switch (node.literal.kind) { case 9 /* StringLiteral */: return ts.createIdentifier("String"); @@ -46555,49 +50120,22 @@ var ts; break; case 132 /* NumberKeyword */: return ts.createIdentifier("Number"); - case 135 /* SymbolKeyword */: + case 136 /* SymbolKeyword */: return languageVersion < 2 /* ES2015 */ ? getGlobalSymbolNameWithFallback() : ts.createIdentifier("Symbol"); - case 157 /* TypeReference */: + case 158 /* TypeReference */: return serializeTypeReferenceNode(node); - case 165 /* IntersectionType */: - case 164 /* UnionType */: - { - var unionOrIntersection = node; - var serializedUnion = void 0; - for (var _i = 0, _a = unionOrIntersection.types; _i < _a.length; _i++) { - var typeNode = _a[_i]; - var serializedIndividual = serializeTypeNode(typeNode); - // Non identifier - if (serializedIndividual.kind !== 70 /* Identifier */) { - serializedUnion = undefined; - break; - } - // One of the individual is global object, return immediately - if (serializedIndividual.text === "Object") { - return serializedIndividual; - } - // Different types - if (serializedUnion && serializedUnion.text !== serializedIndividual.text) { - serializedUnion = undefined; - break; - } - serializedUnion = serializedIndividual; - } - // If we were able to find common type - if (serializedUnion) { - return serializedUnion; - } - } - // Fallthrough - case 160 /* TypeQuery */: - case 168 /* TypeOperator */: - case 169 /* IndexedAccessType */: - case 170 /* MappedType */: - case 161 /* TypeLiteral */: + case 166 /* IntersectionType */: + case 165 /* UnionType */: + return serializeUnionOrIntersectionType(node); + case 161 /* TypeQuery */: + case 169 /* TypeOperator */: + case 170 /* IndexedAccessType */: + case 171 /* MappedType */: + case 162 /* TypeLiteral */: case 118 /* AnyKeyword */: - case 167 /* ThisType */: + case 168 /* ThisType */: break; default: ts.Debug.failBadSyntaxKind(node); @@ -46605,6 +50143,37 @@ var ts; } return ts.createIdentifier("Object"); } + function serializeUnionOrIntersectionType(node) { + var serializedUnion; + for (var _i = 0, _a = node.types; _i < _a.length; _i++) { + var typeNode = _a[_i]; + var serializedIndividual = serializeTypeNode(typeNode); + if (ts.isVoidExpression(serializedIndividual)) { + // If we dont have any other type already set, set the initial type + if (!serializedUnion) { + serializedUnion = serializedIndividual; + } + } + else if (ts.isIdentifier(serializedIndividual) && serializedIndividual.text === "Object") { + // One of the individual is global object, return immediately + return serializedIndividual; + } + else if (serializedUnion && !ts.isVoidExpression(serializedUnion)) { + // Different types + if (!ts.isIdentifier(serializedUnion) || + !ts.isIdentifier(serializedIndividual) || + serializedUnion.text !== serializedIndividual.text) { + return ts.createIdentifier("Object"); + } + } + else { + // Initialize the union type + serializedUnion = serializedIndividual; + } + } + // If we were able to find common type, use it + return serializedUnion; + } /** * Serializes a TypeReferenceNode to an appropriate JS constructor value for use with * decorator type metadata. @@ -46654,15 +50223,15 @@ var ts; case 70 /* Identifier */: // Create a clone of the name with a new parent, and treat it as if it were // a source tree node for the purposes of the checker. - var name_31 = ts.getMutableClone(node); - name_31.flags &= ~8 /* Synthesized */; - name_31.original = undefined; - name_31.parent = currentScope; + var name = ts.getMutableClone(node); + name.flags &= ~8 /* Synthesized */; + name.original = undefined; + name.parent = currentScope; if (useFallback) { - return ts.createLogicalAnd(ts.createStrictInequality(ts.createTypeOf(name_31), ts.createLiteral("undefined")), name_31); + return ts.createLogicalAnd(ts.createStrictInequality(ts.createTypeOf(name), ts.createLiteral("undefined")), name); } - return name_31; - case 141 /* QualifiedName */: + return name; + case 142 /* QualifiedName */: return serializeQualifiedNameAsExpression(node, useFallback); } } @@ -46708,7 +50277,7 @@ var ts; : name.expression; } else if (ts.isIdentifier(name)) { - return ts.createLiteral(name.text); + return ts.createLiteral(ts.unescapeIdentifier(name.text)); } else { return ts.getSynthesizedClone(name); @@ -46730,7 +50299,7 @@ var ts; hoistVariableDeclaration(generatedName); expression = ts.createAssignment(generatedName, expression); } - return ts.setOriginalNode(ts.createComputedPropertyName(expression, /*location*/ name), name); + return ts.updateComputedPropertyName(name, expression); } else { return name; @@ -46748,7 +50317,7 @@ var ts; function visitHeritageClause(node) { if (node.token === 84 /* ExtendsKeyword */) { var types = ts.visitNodes(node.types, visitor, ts.isExpressionWithTypeArguments, 0, 1); - return ts.createHeritageClause(84 /* ExtendsKeyword */, types, node); + return ts.setTextRange(ts.createHeritageClause(84 /* ExtendsKeyword */, types), node); } return undefined; } @@ -46761,9 +50330,8 @@ var ts; * @param node The ExpressionWithTypeArguments to transform. */ function visitExpressionWithTypeArguments(node) { - var expression = ts.visitNode(node.expression, visitor, ts.isLeftHandSideExpression); - return ts.createExpressionWithTypeArguments( - /*typeArguments*/ undefined, expression, node); + return ts.updateExpressionWithTypeArguments(node, + /*typeArguments*/ undefined, ts.visitNode(node.expression, visitor, ts.isLeftHandSideExpression)); } /** * Determines whether to emit a function-like declaration. We should not emit the @@ -46778,7 +50346,7 @@ var ts; if (!shouldEmitFunctionLikeDeclaration(node)) { return undefined; } - return ts.visitEachChild(node, visitor, context); + return ts.updateConstructor(node, ts.visitNodes(node.decorators, visitor, ts.isDecorator), ts.visitNodes(node.modifiers, visitor, ts.isModifier), ts.visitParameterList(node.parameters, visitor, context), ts.visitFunctionBody(node.body, visitor, context)); } /** * Visits a method declaration of a class. @@ -46795,7 +50363,8 @@ var ts; return undefined; } var updated = ts.updateMethod(node, - /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), visitPropertyNameOfClassElement(node), + /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, visitPropertyNameOfClassElement(node), + /*questionToken*/ undefined, /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), /*type*/ undefined, ts.visitFunctionBody(node.body, visitor, context)); if (updated !== node) { @@ -46877,7 +50446,7 @@ var ts; return ts.createNotEmittedStatement(node); } var updated = ts.updateFunctionDeclaration(node, - /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.name, + /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, node.name, /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), /*type*/ undefined, ts.visitFunctionBody(node.body, visitor, context) || ts.createBlock([])); if (isNamespaceExport(node)) { @@ -46896,12 +50465,12 @@ var ts; * @param node The function expression node. */ function visitFunctionExpression(node) { - if (ts.nodeIsMissing(node.body)) { + if (!shouldEmitFunctionLikeDeclaration(node)) { return ts.createOmittedExpression(); } - var updated = ts.updateFunctionExpression(node, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.name, + var updated = ts.updateFunctionExpression(node, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, node.name, /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, ts.visitFunctionBody(node.body, visitor, context)); + /*type*/ undefined, ts.visitFunctionBody(node.body, visitor, context) || ts.createBlock([])); return updated; } /** @@ -46933,11 +50502,11 @@ var ts; /*decorators*/ undefined, /*modifiers*/ undefined, node.dotDotDotToken, ts.visitNode(node.name, visitor, ts.isBindingName), /*questionToken*/ undefined, - /*type*/ undefined, ts.visitNode(node.initializer, visitor, ts.isExpression), - /*location*/ ts.moveRangePastModifiers(node)); + /*type*/ undefined, ts.visitNode(node.initializer, visitor, ts.isExpression)); // While we emit the source map for the node after skipping decorators and modifiers, // we need to emit the comments for the original range. ts.setOriginalNode(parameter, node); + ts.setTextRange(parameter, ts.moveRangePastModifiers(node)); ts.setCommentRange(parameter, node); ts.setSourceMapRange(parameter, ts.moveRangePastModifiers(node)); ts.setEmitFlags(parameter.name, 32 /* NoTrailingSourceMap */); @@ -46956,8 +50525,7 @@ var ts; // elide statement if there are no initialized variables. return undefined; } - return ts.createStatement(ts.inlineExpressions(ts.map(variables, transformInitializedVariable)), - /*location*/ node); + return ts.setTextRange(ts.createStatement(ts.inlineExpressions(ts.map(variables, transformInitializedVariable))), node); } else { return ts.visitEachChild(node, visitor, context); @@ -46970,7 +50538,7 @@ var ts; /*needsValue*/ false, createNamespaceExportExpression); } else { - return ts.createAssignment(getNamespaceMemberNameWithSourceMapsAndWithoutComments(name), ts.visitNode(node.initializer, visitor, ts.isExpression), + return ts.setTextRange(ts.createAssignment(getNamespaceMemberNameWithSourceMapsAndWithoutComments(name), ts.visitNode(node.initializer, visitor, ts.isExpression)), /*location*/ node); } } @@ -46996,13 +50564,13 @@ var ts; // code if the casted expression has a lower precedence than the rest of the // expression. // + // To preserve comments, we return a "PartiallyEmittedExpression" here which will + // preserve the position information of the original expression. + // // Due to the auto-parenthesization rules used by the visitor and factory functions // we can safely elide the parentheses here, as a new synthetic // ParenthesizedExpression will be inserted if we remove parentheses too // aggressively. - // - // To preserve comments, we return a "PartiallyEmittedExpression" here which will - // preserve the position information of the original expression. return ts.createPartiallyEmittedExpression(expression, node); } return ts.visitEachChild(node, visitor, context); @@ -47084,9 +50652,9 @@ var ts; /*name*/ undefined, /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, parameterName)], /*type*/ undefined, transformEnumBody(node, containerName)), - /*typeArguments*/ undefined, [moduleArg]), - /*location*/ node); + /*typeArguments*/ undefined, [moduleArg])); ts.setOriginalNode(enumStatement, node); + ts.setTextRange(enumStatement, node); ts.setEmitFlags(enumStatement, emitFlags); statements.push(enumStatement); // Add a DeclarationMarker for the enum to preserve trailing comments and mark @@ -47107,8 +50675,7 @@ var ts; ts.addRange(statements, ts.map(node.members, transformEnumMember)); ts.addRange(statements, endLexicalEnvironment()); currentNamespaceContainerName = savedCurrentNamespaceLocalName; - return ts.createBlock(ts.createNodeArray(statements, /*location*/ node.members), - /*location*/ undefined, + return ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), /*location*/ node.members), /*multiLine*/ true); } /** @@ -47121,9 +50688,7 @@ var ts; // we pass false as 'generateNameForComputedPropertyName' for a backward compatibility purposes // old emitter always generate 'expression' part of the name as-is. var name = getExpressionForPropertyName(member, /*generateNameForComputedPropertyName*/ false); - return ts.createStatement(ts.createAssignment(ts.createElementAccess(currentNamespaceContainerName, ts.createAssignment(ts.createElementAccess(currentNamespaceContainerName, name), transformEnumMemberDeclarationValue(member))), name, - /*location*/ member), - /*location*/ member); + return ts.setTextRange(ts.createStatement(ts.setTextRange(ts.createAssignment(ts.createElementAccess(currentNamespaceContainerName, ts.createAssignment(ts.createElementAccess(currentNamespaceContainerName, name), transformEnumMemberDeclarationValue(member))), name), member)), member); } /** * Transforms the value of an enum member. @@ -47176,8 +50741,8 @@ var ts; if (!currentScopeFirstDeclarationsOfName) { currentScopeFirstDeclarationsOfName = ts.createMap(); } - if (!(name in currentScopeFirstDeclarationsOfName)) { - currentScopeFirstDeclarationsOfName[name] = node; + if (!currentScopeFirstDeclarationsOfName.has(name)) { + currentScopeFirstDeclarationsOfName.set(name, node); } } } @@ -47187,9 +50752,9 @@ var ts; */ function isFirstEmittedDeclarationInScope(node) { if (currentScopeFirstDeclarationsOfName) { - var name_32 = node.symbol && node.symbol.name; - if (name_32) { - return currentScopeFirstDeclarationsOfName[name_32] === node; + var name = node.symbol && node.symbol.name; + if (name) { + return currentScopeFirstDeclarationsOfName.get(name) === node; } } return false; @@ -47206,7 +50771,7 @@ var ts; recordEmittedDeclarationInScope(node); if (isFirstEmittedDeclarationInScope(node)) { // Adjust the source map emit to match the old emitter. - if (node.kind === 229 /* EnumDeclaration */) { + if (node.kind === 231 /* EnumDeclaration */) { ts.setSourceMapRange(statement.declarationList, node); } else { @@ -47298,9 +50863,9 @@ var ts; /*name*/ undefined, /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, parameterName)], /*type*/ undefined, transformModuleBody(node, containerName)), - /*typeArguments*/ undefined, [moduleArg]), - /*location*/ node); + /*typeArguments*/ undefined, [moduleArg])); ts.setOriginalNode(moduleStatement, node); + ts.setTextRange(moduleStatement, node); ts.setEmitFlags(moduleStatement, emitFlags); statements.push(moduleStatement); // Add a DeclarationMarker for the namespace to preserve trailing comments and mark @@ -47325,8 +50890,8 @@ var ts; var statementsLocation; var blockLocation; var body = node.body; - if (body.kind === 231 /* ModuleBlock */) { - ts.addRange(statements, ts.visitNodes(body.statements, namespaceElementVisitor, ts.isStatement)); + if (body.kind === 233 /* ModuleBlock */) { + saveStateAndInvoke(body, function (body) { return ts.addRange(statements, ts.visitNodes(body.statements, namespaceElementVisitor, ts.isStatement)); }); statementsLocation = body.statements; blockLocation = body; } @@ -47347,10 +50912,10 @@ var ts; currentNamespaceContainerName = savedCurrentNamespaceContainerName; currentNamespace = savedCurrentNamespace; currentScopeFirstDeclarationsOfName = savedCurrentScopeFirstDeclarationsOfName; - var block = ts.createBlock(ts.createNodeArray(statements, + var block = ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), /*location*/ statementsLocation), - /*location*/ blockLocation, /*multiLine*/ true); + ts.setTextRange(block, blockLocation); // namespace hello.hi.world { // function foo() {} // @@ -47371,13 +50936,13 @@ var ts; // })(hi = hello.hi || (hello.hi = {})); // })(hello || (hello = {})); // We only want to emit comment on the namespace which contains block body itself, not the containing namespaces. - if (body.kind !== 231 /* ModuleBlock */) { + if (body.kind !== 233 /* ModuleBlock */) { ts.setEmitFlags(block, ts.getEmitFlags(block) | 1536 /* NoComments */); } return block; } function getInnerMostModuleDeclarationFromDottedModule(moduleDeclaration) { - if (moduleDeclaration.body.kind === 230 /* ModuleDeclaration */) { + if (moduleDeclaration.body.kind === 232 /* ModuleDeclaration */) { var recursiveInnerModule = getInnerMostModuleDeclarationFromDottedModule(moduleDeclaration.body); return recursiveInnerModule || moduleDeclaration.body; } @@ -47394,7 +50959,7 @@ var ts; return node; } // Elide the declaration if the import clause was elided. - var importClause = ts.visitNode(node.importClause, visitImportClause, ts.isImportClause, /*optional*/ true); + var importClause = ts.visitNode(node.importClause, visitImportClause, ts.isImportClause); return importClause ? ts.updateImportDeclaration(node, /*decorators*/ undefined, @@ -47409,7 +50974,7 @@ var ts; function visitImportClause(node) { // Elide the import clause if we elide both its name and its named bindings. var name = resolver.isReferencedAliasDeclaration(node) ? node.name : undefined; - var namedBindings = ts.visitNode(node.namedBindings, visitNamedImportBindings, ts.isNamedImportBindings, /*optional*/ true); + var namedBindings = ts.visitNode(node.namedBindings, visitNamedImportBindings, ts.isNamedImportBindings); return (name || namedBindings) ? ts.updateImportClause(node, name, namedBindings) : undefined; } /** @@ -47418,7 +50983,7 @@ var ts; * @param node The named import bindings node. */ function visitNamedImportBindings(node) { - if (node.kind === 237 /* NamespaceImport */) { + if (node.kind === 239 /* NamespaceImport */) { // Elide a namespace import if it is not referenced. return resolver.isReferencedAliasDeclaration(node) ? node : undefined; } @@ -47465,7 +51030,7 @@ var ts; return undefined; } // Elide the export declaration if all of its named exports are elided. - var exportClause = ts.visitNode(node.exportClause, visitNamedExports, ts.isNamedExports, /*optional*/ true); + var exportClause = ts.visitNode(node.exportClause, visitNamedExports, ts.isNamedExports); return exportClause ? ts.updateExportDeclaration(node, /*decorators*/ undefined, @@ -47525,10 +51090,10 @@ var ts; if (isNamedExternalModuleExport(node) || !isNamespaceExport(node)) { // export var ${name} = ${moduleReference}; // var ${name} = ${moduleReference}; - return ts.setOriginalNode(ts.createVariableStatement(ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.createVariableDeclarationList([ + return ts.setOriginalNode(ts.setTextRange(ts.createVariableStatement(ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.createVariableDeclarationList([ ts.setOriginalNode(ts.createVariableDeclaration(node.name, /*type*/ undefined, moduleReference), node) - ]), node), node); + ])), node), node); } else { // exports.${name} = ${moduleReference}; @@ -47573,7 +51138,7 @@ var ts; * Creates a statement for the provided expression. This is used in calls to `map`. */ function expressionToStatement(expression) { - return ts.createStatement(expression, /*location*/ undefined); + return ts.createStatement(expression); } function addExportMemberAssignment(statements, node) { var expression = ts.createAssignment(ts.getExternalModuleOrNamespaceExportName(currentNamespaceContainerName, node, /*allowComments*/ false, /*allowSourceMaps*/ true), ts.getLocalName(node)); @@ -47583,10 +51148,10 @@ var ts; statements.push(statement); } function createNamespaceExport(exportName, exportValue, location) { - return ts.createStatement(ts.createAssignment(ts.getNamespaceMemberName(currentNamespaceContainerName, exportName, /*allowComments*/ false, /*allowSourceMaps*/ true), exportValue), location); + return ts.setTextRange(ts.createStatement(ts.createAssignment(ts.getNamespaceMemberName(currentNamespaceContainerName, exportName, /*allowComments*/ false, /*allowSourceMaps*/ true), exportValue)), location); } function createNamespaceExportExpression(exportName, exportValue, location) { - return ts.createAssignment(getNamespaceMemberNameWithSourceMapsAndWithoutComments(exportName), exportValue, location); + return ts.setTextRange(ts.createAssignment(getNamespaceMemberNameWithSourceMapsAndWithoutComments(exportName), exportValue), location); } function getNamespaceMemberNameWithSourceMapsAndWithoutComments(name) { return ts.getNamespaceMemberName(currentNamespaceContainerName, name, /*allowComments*/ false, /*allowSourceMaps*/ true); @@ -47614,7 +51179,7 @@ var ts; function getClassAliasIfNeeded(node) { if (resolver.getNodeCheckFlags(node) & 8388608 /* ClassWithConstructorReference */) { enableSubstitutionForClassAliases(); - var classAlias = ts.createUniqueName(node.name && !ts.isGeneratedIdentifier(node.name) ? node.name.text : "default"); + var classAlias = ts.createUniqueName(node.name && !ts.isGeneratedIdentifier(node.name) ? ts.unescapeIdentifier(node.name.text) : "default"); classAliases[ts.getOriginalNodeId(node)] = classAlias; hoistVariableDeclaration(classAlias); return classAlias; @@ -47641,7 +51206,7 @@ var ts; // substitute class names inside of a class declaration. context.enableSubstitution(70 /* Identifier */); // Keep track of class aliases. - classAliases = ts.createMap(); + classAliases = []; } } function enableSubstitutionForNamespaceExports() { @@ -47650,44 +51215,49 @@ var ts; // We need to enable substitutions for identifiers and shorthand property assignments. This allows us to // substitute the names of exported members of a namespace. context.enableSubstitution(70 /* Identifier */); - context.enableSubstitution(258 /* ShorthandPropertyAssignment */); + context.enableSubstitution(261 /* ShorthandPropertyAssignment */); // We need to be notified when entering and exiting namespaces. - context.enableEmitNotification(230 /* ModuleDeclaration */); + context.enableEmitNotification(232 /* ModuleDeclaration */); } } function isTransformedModuleDeclaration(node) { - return ts.getOriginalNode(node).kind === 230 /* ModuleDeclaration */; + return ts.getOriginalNode(node).kind === 232 /* ModuleDeclaration */; } function isTransformedEnumDeclaration(node) { - return ts.getOriginalNode(node).kind === 229 /* EnumDeclaration */; + return ts.getOriginalNode(node).kind === 231 /* EnumDeclaration */; } /** * Hook for node emit. * - * @param emitContext A context hint for the emitter. + * @param hint A hint as to the intended usage of the node. * @param node The node to emit. * @param emit A callback used to emit the node in the printer. */ - function onEmitNode(emitContext, node, emitCallback) { + function onEmitNode(hint, node, emitCallback) { var savedApplicableSubstitutions = applicableSubstitutions; + var savedCurrentSourceFile = currentSourceFile; + if (ts.isSourceFile(node)) { + currentSourceFile = node; + } if (enabledSubstitutions & 2 /* NamespaceExports */ && isTransformedModuleDeclaration(node)) { applicableSubstitutions |= 2 /* NamespaceExports */; } if (enabledSubstitutions & 8 /* NonQualifiedEnumMembers */ && isTransformedEnumDeclaration(node)) { applicableSubstitutions |= 8 /* NonQualifiedEnumMembers */; } - previousOnEmitNode(emitContext, node, emitCallback); + previousOnEmitNode(hint, node, emitCallback); applicableSubstitutions = savedApplicableSubstitutions; + currentSourceFile = savedCurrentSourceFile; } /** * Hooks node substitutions. * - * @param emitContext A context hint for the emitter. + * @param hint A hint as to the intended usage of the node. * @param node The node to substitute. */ - function onSubstituteNode(emitContext, node) { - node = previousOnSubstituteNode(emitContext, node); - if (emitContext === 1 /* Expression */) { + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (hint === 1 /* Expression */) { return substituteExpression(node); } else if (ts.isShorthandPropertyAssignment(node)) { @@ -47697,16 +51267,16 @@ var ts; } function substituteShorthandPropertyAssignment(node) { if (enabledSubstitutions & 2 /* NamespaceExports */) { - var name_33 = node.name; - var exportedName = trySubstituteNamespaceExportedName(name_33); + var name = node.name; + var exportedName = trySubstituteNamespaceExportedName(name); if (exportedName) { // A shorthand property with an assignment initializer is probably part of a // destructuring assignment if (node.objectAssignmentInitializer) { var initializer = ts.createAssignment(exportedName, node.objectAssignmentInitializer); - return ts.createPropertyAssignment(name_33, initializer, /*location*/ node); + return ts.setTextRange(ts.createPropertyAssignment(name, initializer), node); } - return ts.createPropertyAssignment(name_33, exportedName, /*location*/ node); + return ts.setTextRange(ts.createPropertyAssignment(name, exportedName), node); } } return node; @@ -47715,9 +51285,9 @@ var ts; switch (node.kind) { case 70 /* Identifier */: return substituteExpressionIdentifier(node); - case 177 /* PropertyAccessExpression */: + case 178 /* PropertyAccessExpression */: return substitutePropertyAccessExpression(node); - case 178 /* ElementAccessExpression */: + case 179 /* ElementAccessExpression */: return substituteElementAccessExpression(node); } return node; @@ -47755,11 +51325,12 @@ var ts; // If we are nested within a namespace declaration, we may need to qualifiy // an identifier that is exported from a merged namespace. var container = resolver.getReferencedExportContainer(node, /*prefixLocals*/ false); - if (container && container.kind !== 261 /* SourceFile */) { - var substitute = (applicableSubstitutions & 2 /* NamespaceExports */ && container.kind === 230 /* ModuleDeclaration */) || - (applicableSubstitutions & 8 /* NonQualifiedEnumMembers */ && container.kind === 229 /* EnumDeclaration */); + if (container && container.kind !== 264 /* SourceFile */) { + var substitute = (applicableSubstitutions & 2 /* NamespaceExports */ && container.kind === 232 /* ModuleDeclaration */) || + (applicableSubstitutions & 8 /* NonQualifiedEnumMembers */ && container.kind === 231 /* EnumDeclaration */); if (substitute) { - return ts.createPropertyAccess(ts.getGeneratedNameForNode(container), node, /*location*/ node); + return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(container), node), + /*location*/ node); } } } @@ -47774,16 +51345,15 @@ var ts; function substituteConstantValue(node) { var constantValue = tryGetConstEnumValue(node); if (constantValue !== undefined) { + // track the constant value on the node for the printer in needsDotDotForPropertyAccess + ts.setConstantValue(node, constantValue); var substitute = ts.createLiteral(constantValue); - ts.setSourceMapRange(substitute, node); - ts.setCommentRange(substitute, node); if (!compilerOptions.removeComments) { var propertyName = ts.isPropertyAccessExpression(node) ? ts.declarationNameToString(node.name) : ts.getTextOfNode(node.argumentExpression); - substitute.trailingComment = " " + propertyName + " "; + ts.addSyntheticTrailingComment(substitute, 3 /* MultiLineCommentTrivia */, " " + propertyName + " "); } - ts.setConstantValue(node, constantValue); return substitute; } return node; @@ -47798,19 +51368,33 @@ var ts; } } ts.transformTypeScript = transformTypeScript; - var paramHelper = { - name: "typescript:param", + function createDecorateHelper(context, decoratorExpressions, target, memberName, descriptor, location) { + var argumentsArray = []; + argumentsArray.push(ts.createArrayLiteral(decoratorExpressions, /*multiLine*/ true)); + argumentsArray.push(target); + if (memberName) { + argumentsArray.push(memberName); + if (descriptor) { + argumentsArray.push(descriptor); + } + } + context.requestEmitHelper(decorateHelper); + return ts.setTextRange(ts.createCall(ts.getHelperName("__decorate"), + /*typeArguments*/ undefined, argumentsArray), location); + } + var decorateHelper = { + name: "typescript:decorate", scoped: false, - priority: 4, - text: "\n var __param = (this && this.__param) || function (paramIndex, decorator) {\n return function (target, key) { decorator(target, key, paramIndex); }\n };" + priority: 2, + text: "\n var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {\n var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;\n if (typeof Reflect === \"object\" && typeof Reflect.decorate === \"function\") r = Reflect.decorate(decorators, target, key, desc);\n else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;\n return c > 3 && r && Object.defineProperty(target, key, r), r;\n };" }; - function createParamHelper(context, expression, parameterOffset, location) { - context.requestEmitHelper(paramHelper); - return ts.createCall(ts.getHelperName("__param"), + function createMetadataHelper(context, metadataKey, metadataValue) { + context.requestEmitHelper(metadataHelper); + return ts.createCall(ts.getHelperName("__metadata"), /*typeArguments*/ undefined, [ - ts.createLiteral(parameterOffset), - expression - ], location); + ts.createLiteral(metadataKey), + metadataValue + ]); } var metadataHelper = { name: "typescript:metadata", @@ -47818,41 +51402,391 @@ var ts; priority: 3, text: "\n var __metadata = (this && this.__metadata) || function (k, v) {\n if (typeof Reflect === \"object\" && typeof Reflect.metadata === \"function\") return Reflect.metadata(k, v);\n };" }; - function createMetadataHelper(context, metadataKey, metadataValue) { - context.requestEmitHelper(metadataHelper); - return ts.createCall(ts.getHelperName("__metadata"), + function createParamHelper(context, expression, parameterOffset, location) { + context.requestEmitHelper(paramHelper); + return ts.setTextRange(ts.createCall(ts.getHelperName("__param"), /*typeArguments*/ undefined, [ - ts.createLiteral(metadataKey), - metadataValue - ]); + ts.createLiteral(parameterOffset), + expression + ]), location); } - var decorateHelper = { - name: "typescript:decorate", + var paramHelper = { + name: "typescript:param", scoped: false, - priority: 2, - text: "\n var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {\n var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;\n if (typeof Reflect === \"object\" && typeof Reflect.decorate === \"function\") r = Reflect.decorate(decorators, target, key, desc);\n else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;\n return c > 3 && r && Object.defineProperty(target, key, r), r;\n };" + priority: 4, + text: "\n var __param = (this && this.__param) || function (paramIndex, decorator) {\n return function (target, key) { decorator(target, key, paramIndex); }\n };" }; - function createDecorateHelper(context, decoratorExpressions, target, memberName, descriptor, location) { - context.requestEmitHelper(decorateHelper); - var argumentsArray = []; - argumentsArray.push(ts.createArrayLiteral(decoratorExpressions, /*location*/ undefined, /*multiLine*/ true)); - argumentsArray.push(target); - if (memberName) { - argumentsArray.push(memberName); - if (descriptor) { - argumentsArray.push(descriptor); +})(ts || (ts = {})); +/// <reference path="../factory.ts" /> +/// <reference path="../visitor.ts" /> +/*@internal*/ +var ts; +(function (ts) { + var ES2017SubstitutionFlags; + (function (ES2017SubstitutionFlags) { + /** Enables substitutions for async methods with `super` calls. */ + ES2017SubstitutionFlags[ES2017SubstitutionFlags["AsyncMethodsWithSuper"] = 1] = "AsyncMethodsWithSuper"; + })(ES2017SubstitutionFlags || (ES2017SubstitutionFlags = {})); + function transformES2017(context) { + var startLexicalEnvironment = context.startLexicalEnvironment, resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment; + var resolver = context.getEmitResolver(); + var compilerOptions = context.getCompilerOptions(); + var languageVersion = ts.getEmitScriptTarget(compilerOptions); + // These variables contain state that changes as we descend into the tree. + var currentSourceFile; + /** + * Keeps track of whether expression substitution has been enabled for specific edge cases. + * They are persisted between each SourceFile transformation and should not be reset. + */ + var enabledSubstitutions; + /** + * This keeps track of containers where `super` is valid, for use with + * just-in-time substitution for `super` expressions inside of async methods. + */ + var enclosingSuperContainerFlags = 0; + // Save the previous transformation hooks. + var previousOnEmitNode = context.onEmitNode; + var previousOnSubstituteNode = context.onSubstituteNode; + // Set new transformation hooks. + context.onEmitNode = onEmitNode; + context.onSubstituteNode = onSubstituteNode; + return transformSourceFile; + function transformSourceFile(node) { + if (ts.isDeclarationFile(node)) { + return node; + } + currentSourceFile = node; + var visited = ts.visitEachChild(node, visitor, context); + ts.addEmitHelpers(visited, context.readEmitHelpers()); + currentSourceFile = undefined; + return visited; + } + function visitor(node) { + if ((node.transformFlags & 16 /* ContainsES2017 */) === 0) { + return node; + } + switch (node.kind) { + case 119 /* AsyncKeyword */: + // ES2017 async modifier should be elided for targets < ES2017 + return undefined; + case 190 /* AwaitExpression */: + return visitAwaitExpression(node); + case 150 /* MethodDeclaration */: + return visitMethodDeclaration(node); + case 227 /* FunctionDeclaration */: + return visitFunctionDeclaration(node); + case 185 /* FunctionExpression */: + return visitFunctionExpression(node); + case 186 /* ArrowFunction */: + return visitArrowFunction(node); + default: + return ts.visitEachChild(node, visitor, context); } } - return ts.createCall(ts.getHelperName("__decorate"), /*typeArguments*/ undefined, argumentsArray, location); + /** + * Visits an AwaitExpression node. + * + * This function will be called any time a ES2017 await expression is encountered. + * + * @param node The node to visit. + */ + function visitAwaitExpression(node) { + return ts.setOriginalNode(ts.setTextRange(ts.createYield( + /*asteriskToken*/ undefined, ts.visitNode(node.expression, visitor, ts.isExpression)), node), node); + } + /** + * Visits a MethodDeclaration node. + * + * This function will be called when one of the following conditions are met: + * - The node is marked as async + * + * @param node The node to visit. + */ + function visitMethodDeclaration(node) { + return ts.updateMethod(node, + /*decorators*/ undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.asteriskToken, node.name, + /*questionToken*/ undefined, + /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, ts.getFunctionFlags(node) & 2 /* Async */ + ? transformAsyncFunctionBody(node) + : ts.visitFunctionBody(node.body, visitor, context)); + } + /** + * Visits a FunctionDeclaration node. + * + * This function will be called when one of the following conditions are met: + * - The node is marked async + * + * @param node The node to visit. + */ + function visitFunctionDeclaration(node) { + return ts.updateFunctionDeclaration(node, + /*decorators*/ undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.asteriskToken, node.name, + /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, ts.getFunctionFlags(node) & 2 /* Async */ + ? transformAsyncFunctionBody(node) + : ts.visitFunctionBody(node.body, visitor, context)); + } + /** + * Visits a FunctionExpression node. + * + * This function will be called when one of the following conditions are met: + * - The node is marked async + * + * @param node The node to visit. + */ + function visitFunctionExpression(node) { + return ts.updateFunctionExpression(node, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.asteriskToken, node.name, + /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, ts.getFunctionFlags(node) & 2 /* Async */ + ? transformAsyncFunctionBody(node) + : ts.visitFunctionBody(node.body, visitor, context)); + } + /** + * Visits an ArrowFunction. + * + * This function will be called when one of the following conditions are met: + * - The node is marked async + * + * @param node The node to visit. + */ + function visitArrowFunction(node) { + return ts.updateArrowFunction(node, ts.visitNodes(node.modifiers, visitor, ts.isModifier), + /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), + /*type*/ undefined, ts.getFunctionFlags(node) & 2 /* Async */ + ? transformAsyncFunctionBody(node) + : ts.visitFunctionBody(node.body, visitor, context)); + } + function transformAsyncFunctionBody(node) { + resumeLexicalEnvironment(); + var original = ts.getOriginalNode(node, ts.isFunctionLike); + var nodeType = original.type; + var promiseConstructor = languageVersion < 2 /* ES2015 */ ? getPromiseConstructor(nodeType) : undefined; + var isArrowFunction = node.kind === 186 /* ArrowFunction */; + var hasLexicalArguments = (resolver.getNodeCheckFlags(node) & 8192 /* CaptureArguments */) !== 0; + // An async function is emit as an outer function that calls an inner + // generator function. To preserve lexical bindings, we pass the current + // `this` and `arguments` objects to `__awaiter`. The generator function + // passed to `__awaiter` is executed inside of the callback to the + // promise constructor. + if (!isArrowFunction) { + var statements = []; + var statementOffset = ts.addPrologue(statements, node.body.statements, /*ensureUseStrict*/ false, visitor); + statements.push(ts.createReturn(createAwaiterHelper(context, hasLexicalArguments, promiseConstructor, transformFunctionBodyWorker(node.body, statementOffset)))); + ts.addRange(statements, endLexicalEnvironment()); + var block = ts.createBlock(statements, /*multiLine*/ true); + ts.setTextRange(block, node.body); + // Minor optimization, emit `_super` helper to capture `super` access in an arrow. + // This step isn't needed if we eventually transform this to ES5. + if (languageVersion >= 2 /* ES2015 */) { + if (resolver.getNodeCheckFlags(node) & 4096 /* AsyncMethodWithSuperBinding */) { + enableSubstitutionForAsyncMethodsWithSuper(); + ts.addEmitHelper(block, ts.advancedAsyncSuperHelper); + } + else if (resolver.getNodeCheckFlags(node) & 2048 /* AsyncMethodWithSuper */) { + enableSubstitutionForAsyncMethodsWithSuper(); + ts.addEmitHelper(block, ts.asyncSuperHelper); + } + } + return block; + } + else { + var expression = createAwaiterHelper(context, hasLexicalArguments, promiseConstructor, transformFunctionBodyWorker(node.body)); + var declarations = endLexicalEnvironment(); + if (ts.some(declarations)) { + var block = ts.convertToFunctionBody(expression); + return ts.updateBlock(block, ts.setTextRange(ts.createNodeArray(ts.concatenate(block.statements, declarations)), block.statements)); + } + return expression; + } + } + function transformFunctionBodyWorker(body, start) { + if (ts.isBlock(body)) { + return ts.updateBlock(body, ts.visitLexicalEnvironment(body.statements, visitor, context, start)); + } + else { + startLexicalEnvironment(); + var visited = ts.convertToFunctionBody(ts.visitNode(body, visitor, ts.isConciseBody)); + var declarations = endLexicalEnvironment(); + return ts.updateBlock(visited, ts.setTextRange(ts.createNodeArray(ts.concatenate(visited.statements, declarations)), visited.statements)); + } + } + function getPromiseConstructor(type) { + var typeName = type && ts.getEntityNameFromTypeNode(type); + if (typeName && ts.isEntityName(typeName)) { + var serializationKind = resolver.getTypeReferenceSerializationKind(typeName); + if (serializationKind === ts.TypeReferenceSerializationKind.TypeWithConstructSignatureAndValue + || serializationKind === ts.TypeReferenceSerializationKind.Unknown) { + return typeName; + } + } + return undefined; + } + function enableSubstitutionForAsyncMethodsWithSuper() { + if ((enabledSubstitutions & 1 /* AsyncMethodsWithSuper */) === 0) { + enabledSubstitutions |= 1 /* AsyncMethodsWithSuper */; + // We need to enable substitutions for call, property access, and element access + // if we need to rewrite super calls. + context.enableSubstitution(180 /* CallExpression */); + context.enableSubstitution(178 /* PropertyAccessExpression */); + context.enableSubstitution(179 /* ElementAccessExpression */); + // We need to be notified when entering and exiting declarations that bind super. + context.enableEmitNotification(228 /* ClassDeclaration */); + context.enableEmitNotification(150 /* MethodDeclaration */); + context.enableEmitNotification(152 /* GetAccessor */); + context.enableEmitNotification(153 /* SetAccessor */); + context.enableEmitNotification(151 /* Constructor */); + } + } + /** + * Hook for node emit. + * + * @param hint A hint as to the intended usage of the node. + * @param node The node to emit. + * @param emit A callback used to emit the node in the printer. + */ + function onEmitNode(hint, node, emitCallback) { + // If we need to support substitutions for `super` in an async method, + // we should track it here. + if (enabledSubstitutions & 1 /* AsyncMethodsWithSuper */ && isSuperContainer(node)) { + var superContainerFlags = resolver.getNodeCheckFlags(node) & (2048 /* AsyncMethodWithSuper */ | 4096 /* AsyncMethodWithSuperBinding */); + if (superContainerFlags !== enclosingSuperContainerFlags) { + var savedEnclosingSuperContainerFlags = enclosingSuperContainerFlags; + enclosingSuperContainerFlags = superContainerFlags; + previousOnEmitNode(hint, node, emitCallback); + enclosingSuperContainerFlags = savedEnclosingSuperContainerFlags; + return; + } + } + previousOnEmitNode(hint, node, emitCallback); + } + /** + * Hooks node substitutions. + * + * @param hint A hint as to the intended usage of the node. + * @param node The node to substitute. + */ + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (hint === 1 /* Expression */ && enclosingSuperContainerFlags) { + return substituteExpression(node); + } + return node; + } + function substituteExpression(node) { + switch (node.kind) { + case 178 /* PropertyAccessExpression */: + return substitutePropertyAccessExpression(node); + case 179 /* ElementAccessExpression */: + return substituteElementAccessExpression(node); + case 180 /* CallExpression */: + return substituteCallExpression(node); + } + return node; + } + function substitutePropertyAccessExpression(node) { + if (node.expression.kind === 96 /* SuperKeyword */) { + return createSuperAccessInAsyncMethod(ts.createLiteral(node.name.text), node); + } + return node; + } + function substituteElementAccessExpression(node) { + if (node.expression.kind === 96 /* SuperKeyword */) { + return createSuperAccessInAsyncMethod(node.argumentExpression, node); + } + return node; + } + function substituteCallExpression(node) { + var expression = node.expression; + if (ts.isSuperProperty(expression)) { + var argumentExpression = ts.isPropertyAccessExpression(expression) + ? substitutePropertyAccessExpression(expression) + : substituteElementAccessExpression(expression); + return ts.createCall(ts.createPropertyAccess(argumentExpression, "call"), + /*typeArguments*/ undefined, [ + ts.createThis() + ].concat(node.arguments)); + } + return node; + } + function isSuperContainer(node) { + var kind = node.kind; + return kind === 228 /* ClassDeclaration */ + || kind === 151 /* Constructor */ + || kind === 150 /* MethodDeclaration */ + || kind === 152 /* GetAccessor */ + || kind === 153 /* SetAccessor */; + } + function createSuperAccessInAsyncMethod(argumentExpression, location) { + if (enclosingSuperContainerFlags & 4096 /* AsyncMethodWithSuperBinding */) { + return ts.setTextRange(ts.createPropertyAccess(ts.createCall(ts.createIdentifier("_super"), + /*typeArguments*/ undefined, [argumentExpression]), "value"), location); + } + else { + return ts.setTextRange(ts.createCall(ts.createIdentifier("_super"), + /*typeArguments*/ undefined, [argumentExpression]), location); + } + } + } + ts.transformES2017 = transformES2017; + var awaiterHelper = { + name: "typescript:awaiter", + scoped: false, + priority: 5, + text: "\n var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {\n return new (P || (P = Promise))(function (resolve, reject) {\n function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }\n function rejected(value) { try { step(generator[\"throw\"](value)); } catch (e) { reject(e); } }\n function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }\n step((generator = generator.apply(thisArg, _arguments || [])).next());\n });\n };" + }; + function createAwaiterHelper(context, hasLexicalArguments, promiseConstructor, body) { + context.requestEmitHelper(awaiterHelper); + var generatorFunc = ts.createFunctionExpression( + /*modifiers*/ undefined, ts.createToken(38 /* AsteriskToken */), + /*name*/ undefined, + /*typeParameters*/ undefined, + /*parameters*/ [], + /*type*/ undefined, body); + // Mark this node as originally an async function + (generatorFunc.emitNode || (generatorFunc.emitNode = {})).flags |= 131072 /* AsyncFunctionBody */; + return ts.createCall(ts.getHelperName("__awaiter"), + /*typeArguments*/ undefined, [ + ts.createThis(), + hasLexicalArguments ? ts.createIdentifier("arguments") : ts.createVoidZero(), + promiseConstructor ? ts.createExpressionFromEntityName(promiseConstructor) : ts.createVoidZero(), + generatorFunc + ]); } + ts.asyncSuperHelper = { + name: "typescript:async-super", + scoped: true, + text: "\n const _super = name => super[name];\n " + }; + ts.advancedAsyncSuperHelper = { + name: "typescript:advanced-async-super", + scoped: true, + text: "\n const _super = (function (geti, seti) {\n const cache = Object.create(null);\n return name => cache[name] || (cache[name] = { get value() { return geti(name); }, set value(v) { seti(name, v); } });\n })(name => super[name], (name, value) => super[name] = value);\n " + }; })(ts || (ts = {})); /// <reference path="../factory.ts" /> /// <reference path="../visitor.ts" /> +/// <reference path="es2017.ts" /> /*@internal*/ var ts; (function (ts) { + var ESNextSubstitutionFlags; + (function (ESNextSubstitutionFlags) { + /** Enables substitutions for async methods with `super` calls. */ + ESNextSubstitutionFlags[ESNextSubstitutionFlags["AsyncMethodsWithSuper"] = 1] = "AsyncMethodsWithSuper"; + })(ESNextSubstitutionFlags || (ESNextSubstitutionFlags = {})); function transformESNext(context) { - var resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment; + var resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration; + var resolver = context.getEmitResolver(); + var compilerOptions = context.getCompilerOptions(); + var languageVersion = ts.getEmitScriptTarget(compilerOptions); + var previousOnEmitNode = context.onEmitNode; + context.onEmitNode = onEmitNode; + var previousOnSubstituteNode = context.onSubstituteNode; + context.onSubstituteNode = onSubstituteNode; + var enabledSubstitutions; + var enclosingFunctionFlags; + var enclosingSuperContainerFlags = 0; return transformSourceFile; function transformSourceFile(node) { if (ts.isDeclarationFile(node)) { @@ -47868,53 +51802,95 @@ var ts; function visitorNoDestructuringValue(node) { return visitorWorker(node, /*noDestructuringValue*/ true); } + function visitorNoAsyncModifier(node) { + if (node.kind === 119 /* AsyncKeyword */) { + return undefined; + } + return node; + } function visitorWorker(node, noDestructuringValue) { if ((node.transformFlags & 8 /* ContainsESNext */) === 0) { return node; } switch (node.kind) { - case 176 /* ObjectLiteralExpression */: + case 190 /* AwaitExpression */: + return visitAwaitExpression(node); + case 196 /* YieldExpression */: + return visitYieldExpression(node); + case 221 /* LabeledStatement */: + return visitLabeledStatement(node); + case 177 /* ObjectLiteralExpression */: return visitObjectLiteralExpression(node); - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: return visitBinaryExpression(node, noDestructuringValue); - case 223 /* VariableDeclaration */: + case 225 /* VariableDeclaration */: return visitVariableDeclaration(node); - case 213 /* ForOfStatement */: - return visitForOfStatement(node); - case 211 /* ForStatement */: + case 215 /* ForOfStatement */: + return visitForOfStatement(node, /*outermostLabeledStatement*/ undefined); + case 213 /* ForStatement */: return visitForStatement(node); - case 188 /* VoidExpression */: + case 189 /* VoidExpression */: return visitVoidExpression(node); - case 150 /* Constructor */: + case 151 /* Constructor */: return visitConstructorDeclaration(node); - case 149 /* MethodDeclaration */: + case 150 /* MethodDeclaration */: return visitMethodDeclaration(node); - case 151 /* GetAccessor */: + case 152 /* GetAccessor */: return visitGetAccessorDeclaration(node); - case 152 /* SetAccessor */: + case 153 /* SetAccessor */: return visitSetAccessorDeclaration(node); - case 225 /* FunctionDeclaration */: + case 227 /* FunctionDeclaration */: return visitFunctionDeclaration(node); - case 184 /* FunctionExpression */: + case 185 /* FunctionExpression */: return visitFunctionExpression(node); - case 185 /* ArrowFunction */: + case 186 /* ArrowFunction */: return visitArrowFunction(node); - case 144 /* Parameter */: + case 145 /* Parameter */: return visitParameter(node); - case 207 /* ExpressionStatement */: + case 209 /* ExpressionStatement */: return visitExpressionStatement(node); - case 183 /* ParenthesizedExpression */: + case 184 /* ParenthesizedExpression */: return visitParenthesizedExpression(node, noDestructuringValue); default: return ts.visitEachChild(node, visitor, context); } } + function visitAwaitExpression(node) { + if (enclosingFunctionFlags & 2 /* Async */ && enclosingFunctionFlags & 1 /* Generator */) { + var expression = ts.visitNode(node.expression, visitor, ts.isExpression); + return ts.setOriginalNode(ts.setTextRange(ts.createYield( + /*asteriskToken*/ undefined, ts.createArrayLiteral([ts.createLiteral("await"), expression])), + /*location*/ node), node); + } + return ts.visitEachChild(node, visitor, context); + } + function visitYieldExpression(node) { + if (enclosingFunctionFlags & 2 /* Async */ && enclosingFunctionFlags & 1 /* Generator */) { + var expression = ts.visitNode(node.expression, visitor, ts.isExpression); + return ts.updateYield(node, node.asteriskToken, node.asteriskToken + ? createAsyncDelegatorHelper(context, expression, expression) + : ts.createArrayLiteral(expression + ? [ts.createLiteral("yield"), expression] + : [ts.createLiteral("yield")])); + } + return ts.visitEachChild(node, visitor, context); + } + function visitLabeledStatement(node) { + if (enclosingFunctionFlags & 2 /* Async */ && enclosingFunctionFlags & 1 /* Generator */) { + var statement = ts.unwrapInnermostStatementOfLabel(node); + if (statement.kind === 215 /* ForOfStatement */ && statement.awaitModifier) { + return visitForOfStatement(statement, node); + } + return ts.restoreEnclosingLabel(ts.visitEachChild(node, visitor, context), node); + } + return ts.visitEachChild(node, visitor, context); + } function chunkObjectLiteralElements(elements) { var chunkObject; var objects = []; - for (var _i = 0, elements_3 = elements; _i < elements_3.length; _i++) { - var e = elements_3[_i]; - if (e.kind === 259 /* SpreadAssignment */) { + for (var _i = 0, elements_4 = elements; _i < elements_4.length; _i++) { + var e = elements_4[_i]; + if (e.kind === 262 /* SpreadAssignment */) { if (chunkObject) { objects.push(ts.createObjectLiteral(chunkObject)); chunkObject = undefined; @@ -47926,7 +51902,7 @@ var ts; if (!chunkObject) { chunkObject = []; } - if (e.kind === 257 /* PropertyAssignment */) { + if (e.kind === 260 /* PropertyAssignment */) { var p = e; chunkObject.push(ts.createPropertyAssignment(p.name, ts.visitNode(p.initializer, visitor, ts.isExpression))); } @@ -47948,7 +51924,7 @@ var ts; // If the first element is a spread element, then the first argument to __assign is {}: // { ...o, a, b, ...o2 } => __assign({}, o, {a, b}, o2) var objects = chunkObjectLiteralElements(node.properties); - if (objects.length && objects[0].kind !== 176 /* ObjectLiteralExpression */) { + if (objects.length && objects[0].kind !== 177 /* ObjectLiteralExpression */) { objects.unshift(ts.createObjectLiteral()); } return createAssignHelper(context, objects); @@ -47998,41 +51974,101 @@ var ts; * * @param node A ForOfStatement. */ - function visitForOfStatement(node) { - var leadingStatements; - var temp; - var initializer = ts.skipParentheses(node.initializer); - if (initializer.transformFlags & 1048576 /* ContainsObjectRest */) { - if (ts.isVariableDeclarationList(initializer)) { - temp = ts.createTempVariable(/*recordTempVariable*/ undefined); - var firstDeclaration = ts.firstOrUndefined(initializer.declarations); - var declarations = ts.flattenDestructuringBinding(firstDeclaration, visitor, context, 1 /* ObjectRest */, temp, - /*doNotRecordTempVariablesInLine*/ false, - /*skipInitializer*/ true); - if (ts.some(declarations)) { - var statement = ts.createVariableStatement( - /*modifiers*/ undefined, ts.updateVariableDeclarationList(initializer, declarations), - /*location*/ initializer); - leadingStatements = ts.append(leadingStatements, statement); - } - } - else if (ts.isAssignmentPattern(initializer)) { - temp = ts.createTempVariable(/*recordTempVariable*/ undefined); - var expression = ts.flattenDestructuringAssignment(ts.aggregateTransformFlags(ts.createAssignment(initializer, temp, /*location*/ node.initializer)), visitor, context, 1 /* ObjectRest */); - leadingStatements = ts.append(leadingStatements, ts.createStatement(expression, /*location*/ node.initializer)); - } + function visitForOfStatement(node, outermostLabeledStatement) { + if (node.initializer.transformFlags & 1048576 /* ContainsObjectRest */) { + node = transformForOfStatementWithObjectRest(node); } - if (temp) { - var expression = ts.visitNode(node.expression, visitor, ts.isExpression); - var statement = ts.visitNode(node.statement, visitor, ts.isStatement); - var block = ts.isBlock(statement) - ? ts.updateBlock(statement, ts.createNodeArray(ts.concatenate(leadingStatements, statement.statements), statement.statements)) - : ts.createBlock(ts.append(leadingStatements, statement), statement, /*multiLine*/ true); - return ts.updateForOf(node, ts.createVariableDeclarationList([ - ts.createVariableDeclaration(temp, /*type*/ undefined, /*initializer*/ undefined, node.initializer) - ], node.initializer, 1 /* Let */), expression, block); + if (node.awaitModifier) { + return transformForAwaitOfStatement(node, outermostLabeledStatement); } - return ts.visitEachChild(node, visitor, context); + else { + return ts.restoreEnclosingLabel(ts.visitEachChild(node, visitor, context), outermostLabeledStatement); + } + } + function transformForOfStatementWithObjectRest(node) { + var initializerWithoutParens = ts.skipParentheses(node.initializer); + if (ts.isVariableDeclarationList(initializerWithoutParens) || ts.isAssignmentPattern(initializerWithoutParens)) { + var bodyLocation = void 0; + var statementsLocation = void 0; + var temp = ts.createTempVariable(/*recordTempVariable*/ undefined); + var statements = [ts.createForOfBindingStatement(initializerWithoutParens, temp)]; + if (ts.isBlock(node.statement)) { + ts.addRange(statements, node.statement.statements); + bodyLocation = node.statement; + statementsLocation = node.statement.statements; + } + return ts.updateForOf(node, node.awaitModifier, ts.setTextRange(ts.createVariableDeclarationList([ + ts.setTextRange(ts.createVariableDeclaration(temp), node.initializer) + ], 1 /* Let */), node.initializer), node.expression, ts.setTextRange(ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), statementsLocation), + /*multiLine*/ true), bodyLocation)); + } + return node; + } + function convertForOfStatementHead(node, boundValue) { + var binding = ts.createForOfBindingStatement(node.initializer, boundValue); + var bodyLocation; + var statementsLocation; + var statements = [ts.visitNode(binding, visitor, ts.isStatement)]; + var statement = ts.visitNode(node.statement, visitor, ts.isStatement); + if (ts.isBlock(statement)) { + ts.addRange(statements, statement.statements); + bodyLocation = statement; + statementsLocation = statement.statements; + } + else { + statements.push(statement); + } + return ts.setEmitFlags(ts.setTextRange(ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), statementsLocation), + /*multiLine*/ true), bodyLocation), 48 /* NoSourceMap */ | 384 /* NoTokenSourceMaps */); + } + function transformForAwaitOfStatement(node, outermostLabeledStatement) { + var expression = ts.visitNode(node.expression, visitor, ts.isExpression); + var iterator = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(expression) : ts.createTempVariable(/*recordTempVariable*/ undefined); + var result = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(iterator) : ts.createTempVariable(/*recordTempVariable*/ undefined); + var errorRecord = ts.createUniqueName("e"); + var catchVariable = ts.getGeneratedNameForNode(errorRecord); + var returnMethod = ts.createTempVariable(/*recordTempVariable*/ undefined); + var values = createAsyncValuesHelper(context, expression, /*location*/ node.expression); + var next = ts.createYield( + /*asteriskToken*/ undefined, enclosingFunctionFlags & 1 /* Generator */ + ? ts.createArrayLiteral([ + ts.createLiteral("await"), + ts.createCall(ts.createPropertyAccess(iterator, "next"), /*typeArguments*/ undefined, []) + ]) + : ts.createCall(ts.createPropertyAccess(iterator, "next"), /*typeArguments*/ undefined, [])); + hoistVariableDeclaration(errorRecord); + hoistVariableDeclaration(returnMethod); + var forStatement = ts.setEmitFlags(ts.setTextRange(ts.createFor( + /*initializer*/ ts.setEmitFlags(ts.setTextRange(ts.createVariableDeclarationList([ + ts.setTextRange(ts.createVariableDeclaration(iterator, /*type*/ undefined, values), node.expression), + ts.createVariableDeclaration(result, /*type*/ undefined, next) + ]), node.expression), 1048576 /* NoHoisting */), + /*condition*/ ts.createLogicalNot(ts.createPropertyAccess(result, "done")), + /*incrementor*/ ts.createAssignment(result, next), + /*statement*/ convertForOfStatementHead(node, ts.createPropertyAccess(result, "value"))), + /*location*/ node), 256 /* NoTokenTrailingSourceMaps */); + return ts.createTry(ts.createBlock([ + ts.restoreEnclosingLabel(forStatement, outermostLabeledStatement) + ]), ts.createCatchClause(ts.createVariableDeclaration(catchVariable), ts.setEmitFlags(ts.createBlock([ + ts.createStatement(ts.createAssignment(errorRecord, ts.createObjectLiteral([ + ts.createPropertyAssignment("error", catchVariable) + ]))) + ]), 1 /* SingleLine */)), ts.createBlock([ + ts.createTry( + /*tryBlock*/ ts.createBlock([ + ts.setEmitFlags(ts.createIf(ts.createLogicalAnd(ts.createLogicalAnd(result, ts.createLogicalNot(ts.createPropertyAccess(result, "done"))), ts.createAssignment(returnMethod, ts.createPropertyAccess(iterator, "return"))), ts.createStatement(ts.createYield( + /*asteriskToken*/ undefined, enclosingFunctionFlags & 1 /* Generator */ + ? ts.createArrayLiteral([ + ts.createLiteral("await"), + ts.createFunctionCall(returnMethod, iterator, []) + ]) + : ts.createFunctionCall(returnMethod, iterator, [])))), 1 /* SingleLine */) + ]), + /*catchClause*/ undefined, + /*finallyBlock*/ ts.setEmitFlags(ts.createBlock([ + ts.setEmitFlags(ts.createIf(errorRecord, ts.createThrow(ts.createPropertyAccess(errorRecord, "error"))), 1 /* SingleLine */) + ]), 1 /* SingleLine */)) + ])); } function visitParameter(node) { if (node.transformFlags & 1048576 /* ContainsObjectRest */) { @@ -48041,48 +52077,137 @@ var ts; return ts.updateParameter(node, /*decorators*/ undefined, /*modifiers*/ undefined, node.dotDotDotToken, ts.getGeneratedNameForNode(node), + /*questionToken*/ undefined, /*type*/ undefined, ts.visitNode(node.initializer, visitor, ts.isExpression)); } return ts.visitEachChild(node, visitor, context); } function visitConstructorDeclaration(node) { - return ts.updateConstructor(node, + var savedEnclosingFunctionFlags = enclosingFunctionFlags; + enclosingFunctionFlags = 0 /* Normal */; + var updated = ts.updateConstructor(node, /*decorators*/ undefined, node.modifiers, ts.visitParameterList(node.parameters, visitor, context), transformFunctionBody(node)); + enclosingFunctionFlags = savedEnclosingFunctionFlags; + return updated; } function visitGetAccessorDeclaration(node) { - return ts.updateGetAccessor(node, + var savedEnclosingFunctionFlags = enclosingFunctionFlags; + enclosingFunctionFlags = 0 /* Normal */; + var updated = ts.updateGetAccessor(node, /*decorators*/ undefined, node.modifiers, ts.visitNode(node.name, visitor, ts.isPropertyName), ts.visitParameterList(node.parameters, visitor, context), /*type*/ undefined, transformFunctionBody(node)); + enclosingFunctionFlags = savedEnclosingFunctionFlags; + return updated; } function visitSetAccessorDeclaration(node) { - return ts.updateSetAccessor(node, + var savedEnclosingFunctionFlags = enclosingFunctionFlags; + enclosingFunctionFlags = 0 /* Normal */; + var updated = ts.updateSetAccessor(node, /*decorators*/ undefined, node.modifiers, ts.visitNode(node.name, visitor, ts.isPropertyName), ts.visitParameterList(node.parameters, visitor, context), transformFunctionBody(node)); + enclosingFunctionFlags = savedEnclosingFunctionFlags; + return updated; } function visitMethodDeclaration(node) { - return ts.updateMethod(node, - /*decorators*/ undefined, node.modifiers, ts.visitNode(node.name, visitor, ts.isPropertyName), + var savedEnclosingFunctionFlags = enclosingFunctionFlags; + enclosingFunctionFlags = ts.getFunctionFlags(node); + var updated = ts.updateMethod(node, + /*decorators*/ undefined, enclosingFunctionFlags & 1 /* Generator */ + ? ts.visitNodes(node.modifiers, visitorNoAsyncModifier, ts.isModifier) + : node.modifiers, enclosingFunctionFlags & 2 /* Async */ + ? undefined + : node.asteriskToken, ts.visitNode(node.name, visitor, ts.isPropertyName), ts.visitNode(/*questionToken*/ undefined, visitor, ts.isToken), /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, transformFunctionBody(node)); + /*type*/ undefined, enclosingFunctionFlags & 2 /* Async */ && enclosingFunctionFlags & 1 /* Generator */ + ? transformAsyncGeneratorFunctionBody(node) + : transformFunctionBody(node)); + enclosingFunctionFlags = savedEnclosingFunctionFlags; + return updated; } function visitFunctionDeclaration(node) { - return ts.updateFunctionDeclaration(node, - /*decorators*/ undefined, node.modifiers, node.name, + var savedEnclosingFunctionFlags = enclosingFunctionFlags; + enclosingFunctionFlags = ts.getFunctionFlags(node); + var updated = ts.updateFunctionDeclaration(node, + /*decorators*/ undefined, enclosingFunctionFlags & 1 /* Generator */ + ? ts.visitNodes(node.modifiers, visitorNoAsyncModifier, ts.isModifier) + : node.modifiers, enclosingFunctionFlags & 2 /* Async */ + ? undefined + : node.asteriskToken, node.name, /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, transformFunctionBody(node)); + /*type*/ undefined, enclosingFunctionFlags & 2 /* Async */ && enclosingFunctionFlags & 1 /* Generator */ + ? transformAsyncGeneratorFunctionBody(node) + : transformFunctionBody(node)); + enclosingFunctionFlags = savedEnclosingFunctionFlags; + return updated; } function visitArrowFunction(node) { - return ts.updateArrowFunction(node, node.modifiers, + var savedEnclosingFunctionFlags = enclosingFunctionFlags; + enclosingFunctionFlags = ts.getFunctionFlags(node); + var updated = ts.updateArrowFunction(node, node.modifiers, /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), /*type*/ undefined, transformFunctionBody(node)); + enclosingFunctionFlags = savedEnclosingFunctionFlags; + return updated; } function visitFunctionExpression(node) { - return ts.updateFunctionExpression(node, node.modifiers, node.name, + var savedEnclosingFunctionFlags = enclosingFunctionFlags; + enclosingFunctionFlags = ts.getFunctionFlags(node); + var updated = ts.updateFunctionExpression(node, enclosingFunctionFlags & 1 /* Generator */ + ? ts.visitNodes(node.modifiers, visitorNoAsyncModifier, ts.isModifier) + : node.modifiers, enclosingFunctionFlags & 2 /* Async */ + ? undefined + : node.asteriskToken, node.name, /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, transformFunctionBody(node)); + /*type*/ undefined, enclosingFunctionFlags & 2 /* Async */ && enclosingFunctionFlags & 1 /* Generator */ + ? transformAsyncGeneratorFunctionBody(node) + : transformFunctionBody(node)); + enclosingFunctionFlags = savedEnclosingFunctionFlags; + return updated; + } + function transformAsyncGeneratorFunctionBody(node) { + resumeLexicalEnvironment(); + var statements = []; + var statementOffset = ts.addPrologue(statements, node.body.statements, /*ensureUseStrict*/ false, visitor); + appendObjectRestAssignmentsIfNeeded(statements, node); + statements.push(ts.createReturn(createAsyncGeneratorHelper(context, ts.createFunctionExpression( + /*modifiers*/ undefined, ts.createToken(38 /* AsteriskToken */), node.name && ts.getGeneratedNameForNode(node.name), + /*typeParameters*/ undefined, + /*parameters*/ [], + /*type*/ undefined, ts.updateBlock(node.body, ts.visitLexicalEnvironment(node.body.statements, visitor, context, statementOffset)))))); + ts.addRange(statements, endLexicalEnvironment()); + var block = ts.updateBlock(node.body, statements); + // Minor optimization, emit `_super` helper to capture `super` access in an arrow. + // This step isn't needed if we eventually transform this to ES5. + if (languageVersion >= 2 /* ES2015 */) { + if (resolver.getNodeCheckFlags(node) & 4096 /* AsyncMethodWithSuperBinding */) { + enableSubstitutionForAsyncMethodsWithSuper(); + ts.addEmitHelper(block, ts.advancedAsyncSuperHelper); + } + else if (resolver.getNodeCheckFlags(node) & 2048 /* AsyncMethodWithSuper */) { + enableSubstitutionForAsyncMethodsWithSuper(); + ts.addEmitHelper(block, ts.asyncSuperHelper); + } + } + return block; } function transformFunctionBody(node) { resumeLexicalEnvironment(); - var leadingStatements; + var statementOffset = 0; + var statements = []; + var body = ts.visitNode(node.body, visitor, ts.isConciseBody); + if (ts.isBlock(body)) { + statementOffset = ts.addPrologue(statements, body.statements, /*ensureUseStrict*/ false, visitor); + } + ts.addRange(statements, appendObjectRestAssignmentsIfNeeded(/*statements*/ undefined, node)); + var trailingStatements = endLexicalEnvironment(); + if (statementOffset > 0 || ts.some(statements) || ts.some(trailingStatements)) { + var block = ts.convertToFunctionBody(body, /*multiLine*/ true); + ts.addRange(statements, block.statements.slice(statementOffset)); + ts.addRange(statements, trailingStatements); + return ts.updateBlock(block, ts.setTextRange(ts.createNodeArray(statements), block.statements)); + } + return body; + } + function appendObjectRestAssignmentsIfNeeded(statements, node) { for (var _i = 0, _a = node.parameters; _i < _a.length; _i++) { var parameter = _a[_i]; if (parameter.transformFlags & 1048576 /* ContainsObjectRest */) { @@ -48094,17 +52219,116 @@ var ts; var statement = ts.createVariableStatement( /*modifiers*/ undefined, ts.createVariableDeclarationList(declarations)); ts.setEmitFlags(statement, 524288 /* CustomPrologue */); - leadingStatements = ts.append(leadingStatements, statement); + statements = ts.append(statements, statement); } } } - var body = ts.visitNode(node.body, visitor, ts.isConciseBody); - var trailingStatements = endLexicalEnvironment(); - if (ts.some(leadingStatements) || ts.some(trailingStatements)) { - var block = ts.convertToFunctionBody(body, /*multiLine*/ true); - return ts.updateBlock(block, ts.createNodeArray(ts.concatenate(ts.concatenate(leadingStatements, block.statements), trailingStatements), block.statements)); + return statements; + } + function enableSubstitutionForAsyncMethodsWithSuper() { + if ((enabledSubstitutions & 1 /* AsyncMethodsWithSuper */) === 0) { + enabledSubstitutions |= 1 /* AsyncMethodsWithSuper */; + // We need to enable substitutions for call, property access, and element access + // if we need to rewrite super calls. + context.enableSubstitution(180 /* CallExpression */); + context.enableSubstitution(178 /* PropertyAccessExpression */); + context.enableSubstitution(179 /* ElementAccessExpression */); + // We need to be notified when entering and exiting declarations that bind super. + context.enableEmitNotification(228 /* ClassDeclaration */); + context.enableEmitNotification(150 /* MethodDeclaration */); + context.enableEmitNotification(152 /* GetAccessor */); + context.enableEmitNotification(153 /* SetAccessor */); + context.enableEmitNotification(151 /* Constructor */); + } + } + /** + * Called by the printer just before a node is printed. + * + * @param hint A hint as to the intended usage of the node. + * @param node The node to be printed. + * @param emitCallback The callback used to emit the node. + */ + function onEmitNode(hint, node, emitCallback) { + // If we need to support substitutions for `super` in an async method, + // we should track it here. + if (enabledSubstitutions & 1 /* AsyncMethodsWithSuper */ && isSuperContainer(node)) { + var superContainerFlags = resolver.getNodeCheckFlags(node) & (2048 /* AsyncMethodWithSuper */ | 4096 /* AsyncMethodWithSuperBinding */); + if (superContainerFlags !== enclosingSuperContainerFlags) { + var savedEnclosingSuperContainerFlags = enclosingSuperContainerFlags; + enclosingSuperContainerFlags = superContainerFlags; + previousOnEmitNode(hint, node, emitCallback); + enclosingSuperContainerFlags = savedEnclosingSuperContainerFlags; + return; + } + } + previousOnEmitNode(hint, node, emitCallback); + } + /** + * Hooks node substitutions. + * + * @param hint The context for the emitter. + * @param node The node to substitute. + */ + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (hint === 1 /* Expression */ && enclosingSuperContainerFlags) { + return substituteExpression(node); + } + return node; + } + function substituteExpression(node) { + switch (node.kind) { + case 178 /* PropertyAccessExpression */: + return substitutePropertyAccessExpression(node); + case 179 /* ElementAccessExpression */: + return substituteElementAccessExpression(node); + case 180 /* CallExpression */: + return substituteCallExpression(node); + } + return node; + } + function substitutePropertyAccessExpression(node) { + if (node.expression.kind === 96 /* SuperKeyword */) { + return createSuperAccessInAsyncMethod(ts.createLiteral(node.name.text), node); + } + return node; + } + function substituteElementAccessExpression(node) { + if (node.expression.kind === 96 /* SuperKeyword */) { + return createSuperAccessInAsyncMethod(node.argumentExpression, node); + } + return node; + } + function substituteCallExpression(node) { + var expression = node.expression; + if (ts.isSuperProperty(expression)) { + var argumentExpression = ts.isPropertyAccessExpression(expression) + ? substitutePropertyAccessExpression(expression) + : substituteElementAccessExpression(expression); + return ts.createCall(ts.createPropertyAccess(argumentExpression, "call"), + /*typeArguments*/ undefined, [ + ts.createThis() + ].concat(node.arguments)); + } + return node; + } + function isSuperContainer(node) { + var kind = node.kind; + return kind === 228 /* ClassDeclaration */ + || kind === 151 /* Constructor */ + || kind === 150 /* MethodDeclaration */ + || kind === 152 /* GetAccessor */ + || kind === 153 /* SetAccessor */; + } + function createSuperAccessInAsyncMethod(argumentExpression, location) { + if (enclosingSuperContainerFlags & 4096 /* AsyncMethodWithSuperBinding */) { + return ts.setTextRange(ts.createPropertyAccess(ts.createCall(ts.createIdentifier("_super"), + /*typeArguments*/ undefined, [argumentExpression]), "value"), location); + } + else { + return ts.setTextRange(ts.createCall(ts.createIdentifier("_super"), + /*typeArguments*/ undefined, [argumentExpression]), location); } - return body; } } ts.transformESNext = transformESNext; @@ -48115,11 +52339,51 @@ var ts; text: "\n var __assign = (this && this.__assign) || Object.assign || function(t) {\n for (var s, i = 1, n = arguments.length; i < n; i++) {\n s = arguments[i];\n for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))\n t[p] = s[p];\n }\n return t;\n };" }; function createAssignHelper(context, attributesSegments) { + if (context.getCompilerOptions().target >= 2 /* ES2015 */) { + return ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "assign"), + /*typeArguments*/ undefined, attributesSegments); + } context.requestEmitHelper(assignHelper); return ts.createCall(ts.getHelperName("__assign"), /*typeArguments*/ undefined, attributesSegments); } ts.createAssignHelper = createAssignHelper; + var asyncGeneratorHelper = { + name: "typescript:asyncGenerator", + scoped: false, + text: "\n var __asyncGenerator = (this && this.__asyncGenerator) || function (thisArg, _arguments, generator) {\n if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n var g = generator.apply(thisArg, _arguments || []), q = [], c, i;\n return i = { next: verb(\"next\"), \"throw\": verb(\"throw\"), \"return\": verb(\"return\") }, i[Symbol.asyncIterator] = function () { return this; }, i;\n function verb(n) { return function (v) { return new Promise(function (a, b) { q.push([n, v, a, b]), next(); }); }; }\n function next() { if (!c && q.length) resume((c = q.shift())[0], c[1]); }\n function resume(n, v) { try { step(g[n](v)); } catch (e) { settle(c[3], e); } }\n function step(r) { r.done ? settle(c[2], r) : Promise.resolve(r.value[1]).then(r.value[0] === \"yield\" ? _yield : r.value[0] === \"delegate\" ? delegate : fulfill, reject); }\n function _yield(value) { settle(c[2], { value: value, done: false }); }\n function delegate(r) { step(r.done ? r : { value: [\"yield\", r.value], done: false }); }\n function fulfill(value) { resume(\"next\", value); }\n function reject(value) { resume(\"throw\", value); }\n function settle(f, v) { c = void 0, f(v), next(); }\n };\n " + }; + function createAsyncGeneratorHelper(context, generatorFunc) { + context.requestEmitHelper(asyncGeneratorHelper); + // Mark this node as originally an async function + (generatorFunc.emitNode || (generatorFunc.emitNode = {})).flags |= 131072 /* AsyncFunctionBody */; + return ts.createCall(ts.getHelperName("__asyncGenerator"), + /*typeArguments*/ undefined, [ + ts.createThis(), + ts.createIdentifier("arguments"), + generatorFunc + ]); + } + var asyncDelegator = { + name: "typescript:asyncDelegator", + scoped: false, + text: "\n var __asyncDelegator = (this && this.__asyncDelegator) || function (o) {\n var i = { next: verb(\"next\"), \"throw\": verb(\"throw\", function (e) { throw e; }), \"return\": verb(\"return\", function (v) { return { value: v, done: true }; }) };\n return o = __asyncValues(o), i[Symbol.iterator] = function () { return this; }, i;\n function verb(n, f) { return function (v) { return { value: [\"delegate\", (o[n] || f).call(o, v)], done: false }; }; }\n };\n " + }; + function createAsyncDelegatorHelper(context, expression, location) { + context.requestEmitHelper(asyncDelegator); + return ts.setTextRange(ts.createCall(ts.getHelperName("__asyncDelegator"), + /*typeArguments*/ undefined, [expression]), location); + } + var asyncValues = { + name: "typescript:asyncValues", + scoped: false, + text: "\n var __asyncValues = (this && this.__asyncIterator) || function (o) {\n if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n var m = o[Symbol.asyncIterator];\n return m ? m.call(o) : typeof __values === \"function\" ? __values(o) : o[Symbol.iterator]();\n };\n " + }; + function createAsyncValuesHelper(context, expression, location) { + context.requestEmitHelper(asyncValues); + return ts.setTextRange(ts.createCall(ts.getHelperName("__asyncValues"), + /*typeArguments*/ undefined, [expression]), location); + } })(ts || (ts = {})); /// <reference path="../factory.ts" /> /// <reference path="../visitor.ts" /> @@ -48129,7 +52393,6 @@ var ts; (function (ts) { function transformJsx(context) { var compilerOptions = context.getCompilerOptions(); - var currentSourceFile; return transformSourceFile; /** * Transform JSX-specific syntax in a SourceFile. @@ -48140,10 +52403,8 @@ var ts; if (ts.isDeclarationFile(node)) { return node; } - currentSourceFile = node; var visited = ts.visitEachChild(node, visitor, context); ts.addEmitHelpers(visited, context.readEmitHelpers()); - currentSourceFile = undefined; return visited; } function visitor(node) { @@ -48156,11 +52417,11 @@ var ts; } function visitorWorker(node) { switch (node.kind) { - case 246 /* JsxElement */: + case 248 /* JsxElement */: return visitJsxElement(node, /*isChild*/ false); - case 247 /* JsxSelfClosingElement */: + case 249 /* JsxSelfClosingElement */: return visitJsxSelfClosingElement(node, /*isChild*/ false); - case 252 /* JsxExpression */: + case 255 /* JsxExpression */: return visitJsxExpression(node); default: return ts.visitEachChild(node, visitor, context); @@ -48170,11 +52431,11 @@ var ts; switch (node.kind) { case 10 /* JsxText */: return visitJsxText(node); - case 252 /* JsxExpression */: + case 255 /* JsxExpression */: return visitJsxExpression(node); - case 246 /* JsxElement */: + case 248 /* JsxElement */: return visitJsxElement(node, /*isChild*/ true); - case 247 /* JsxSelfClosingElement */: + case 249 /* JsxSelfClosingElement */: return visitJsxSelfClosingElement(node, /*isChild*/ true); default: ts.Debug.failBadSyntaxKind(node); @@ -48190,7 +52451,7 @@ var ts; function visitJsxOpeningLikeElement(node, children, isChild, location) { var tagName = getTagName(node); var objectProperties; - var attrs = node.attributes; + var attrs = node.attributes.properties; if (attrs.length === 0) { // When there are no attributes, React wants "null" objectProperties = ts.createNull(); @@ -48229,13 +52490,16 @@ var ts; } function transformJsxAttributeInitializer(node) { if (node === undefined) { - return ts.createLiteral(true); + return ts.createTrue(); } else if (node.kind === 9 /* StringLiteral */) { var decoded = tryDecodeEntities(node.text); - return decoded ? ts.createLiteral(decoded, /*location*/ node) : node; + return decoded ? ts.setTextRange(ts.createLiteral(decoded), node) : node; } - else if (node.kind === 252 /* JsxExpression */) { + else if (node.kind === 255 /* JsxExpression */) { + if (node.expression === undefined) { + return ts.createTrue(); + } return visitJsxExpression(node); } else { @@ -48243,54 +52507,61 @@ var ts; } } function visitJsxText(node) { - var text = ts.getTextOfNode(node, /*includeTrivia*/ true); - var parts; + var fixed = fixupWhitespaceAndDecodeEntities(ts.getTextOfNode(node, /*includeTrivia*/ true)); + return fixed === undefined ? undefined : ts.createLiteral(fixed); + } + /** + * JSX trims whitespace at the end and beginning of lines, except that the + * start/end of a tag is considered a start/end of a line only if that line is + * on the same line as the closing tag. See examples in + * tests/cases/conformance/jsx/tsxReactEmitWhitespace.tsx + * See also https://www.w3.org/TR/html4/struct/text.html#h-9.1 and https://www.w3.org/TR/CSS2/text.html#white-space-model + * + * An equivalent algorithm would be: + * - If there is only one line, return it. + * - If there is only whitespace (but multiple lines), return `undefined`. + * - Split the text into lines. + * - 'trimRight' the first line, 'trimLeft' the last line, 'trim' middle lines. + * - Decode entities on each line (individually). + * - Remove empty lines and join the rest with " ". + */ + function fixupWhitespaceAndDecodeEntities(text) { + var acc; + // First non-whitespace character on this line. var firstNonWhitespace = 0; + // Last non-whitespace character on this line. var lastNonWhitespace = -1; - // JSX trims whitespace at the end and beginning of lines, except that the - // start/end of a tag is considered a start/end of a line only if that line is - // on the same line as the closing tag. See examples in - // tests/cases/conformance/jsx/tsxReactEmitWhitespace.tsx + // These initial values are special because the first line is: + // firstNonWhitespace = 0 to indicate that we want leading whitsepace, + // but lastNonWhitespace = -1 as a special flag to indicate that we *don't* include the line if it's all whitespace. for (var i = 0; i < text.length; i++) { var c = text.charCodeAt(i); if (ts.isLineBreak(c)) { - if (firstNonWhitespace !== -1 && (lastNonWhitespace - firstNonWhitespace + 1 > 0)) { - var part = text.substr(firstNonWhitespace, lastNonWhitespace - firstNonWhitespace + 1); - if (!parts) { - parts = []; - } - // We do not escape the string here as that is handled by the printer - // when it emits the literal. We do, however, need to decode JSX entities. - parts.push(ts.createLiteral(decodeEntities(part))); + // If we've seen any non-whitespace characters on this line, add the 'trim' of the line. + // (lastNonWhitespace === -1 is a special flag to detect whether the first line is all whitespace.) + if (firstNonWhitespace !== -1 && lastNonWhitespace !== -1) { + acc = addLineOfJsxText(acc, text.substr(firstNonWhitespace, lastNonWhitespace - firstNonWhitespace + 1)); } + // Reset firstNonWhitespace for the next line. + // Don't bother to reset lastNonWhitespace because we ignore it if firstNonWhitespace = -1. firstNonWhitespace = -1; } - else if (!ts.isWhiteSpace(c)) { + else if (!ts.isWhiteSpaceSingleLine(c)) { lastNonWhitespace = i; if (firstNonWhitespace === -1) { firstNonWhitespace = i; } } } - if (firstNonWhitespace !== -1) { - var part = text.substr(firstNonWhitespace); - if (!parts) { - parts = []; - } - // We do not escape the string here as that is handled by the printer - // when it emits the literal. We do, however, need to decode JSX entities. - parts.push(ts.createLiteral(decodeEntities(part))); - } - if (parts) { - return ts.reduceLeft(parts, aggregateJsxTextParts); - } - return undefined; + return firstNonWhitespace !== -1 + ? addLineOfJsxText(acc, text.substr(firstNonWhitespace)) + : acc; } - /** - * Aggregates two expressions by interpolating them with a whitespace literal. - */ - function aggregateJsxTextParts(left, right) { - return ts.createAdd(ts.createAdd(left, ts.createLiteral(" ")), right); + function addLineOfJsxText(acc, trimmedLine) { + // We do not escape the string here as that is handled by the printer + // when it emits the literal. We do, however, need to decode JSX entities. + var decoded = decodeEntities(trimmedLine); + return acc === undefined ? decoded : acc + " " + decoded; } /** * Replace entities like " ", "{", and "�" with the characters they encode. @@ -48305,7 +52576,7 @@ var ts; return String.fromCharCode(parseInt(hex, 16)); } else { - var ch = entities[word]; + var ch = entities.get(word); // If this is not a valid entity, then just use `match` (replace it with itself, i.e. don't replace) return ch ? String.fromCharCode(ch) : match; } @@ -48317,16 +52588,16 @@ var ts; return decoded === text ? undefined : decoded; } function getTagName(node) { - if (node.kind === 246 /* JsxElement */) { + if (node.kind === 248 /* JsxElement */) { return getTagName(node.openingElement); } else { - var name_34 = node.tagName; - if (ts.isIdentifier(name_34) && ts.isIntrinsicJsxName(name_34.text)) { - return ts.createLiteral(name_34.text); + var name = node.tagName; + if (ts.isIdentifier(name) && ts.isIntrinsicJsxName(name.text)) { + return ts.createLiteral(name.text); } else { - return ts.createExpressionFromEntityName(name_34); + return ts.createExpressionFromEntityName(name); } } } @@ -48349,7 +52620,7 @@ var ts; } } ts.transformJsx = transformJsx; - var entities = ts.createMap({ + var entities = ts.createMapFromTemplate({ "quot": 0x0022, "amp": 0x0026, "apos": 0x0027, @@ -48610,375 +52881,6 @@ var ts; /*@internal*/ var ts; (function (ts) { - var ES2017SubstitutionFlags; - (function (ES2017SubstitutionFlags) { - /** Enables substitutions for async methods with `super` calls. */ - ES2017SubstitutionFlags[ES2017SubstitutionFlags["AsyncMethodsWithSuper"] = 1] = "AsyncMethodsWithSuper"; - })(ES2017SubstitutionFlags || (ES2017SubstitutionFlags = {})); - function transformES2017(context) { - var startLexicalEnvironment = context.startLexicalEnvironment, resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment; - var resolver = context.getEmitResolver(); - var compilerOptions = context.getCompilerOptions(); - var languageVersion = ts.getEmitScriptTarget(compilerOptions); - // These variables contain state that changes as we descend into the tree. - var currentSourceFile; - /** - * Keeps track of whether expression substitution has been enabled for specific edge cases. - * They are persisted between each SourceFile transformation and should not be reset. - */ - var enabledSubstitutions; - /** - * This keeps track of containers where `super` is valid, for use with - * just-in-time substitution for `super` expressions inside of async methods. - */ - var currentSuperContainer; - // Save the previous transformation hooks. - var previousOnEmitNode = context.onEmitNode; - var previousOnSubstituteNode = context.onSubstituteNode; - // Set new transformation hooks. - context.onEmitNode = onEmitNode; - context.onSubstituteNode = onSubstituteNode; - return transformSourceFile; - function transformSourceFile(node) { - if (ts.isDeclarationFile(node)) { - return node; - } - currentSourceFile = node; - var visited = ts.visitEachChild(node, visitor, context); - ts.addEmitHelpers(visited, context.readEmitHelpers()); - currentSourceFile = undefined; - return visited; - } - function visitor(node) { - if ((node.transformFlags & 16 /* ContainsES2017 */) === 0) { - return node; - } - switch (node.kind) { - case 119 /* AsyncKeyword */: - // ES2017 async modifier should be elided for targets < ES2017 - return undefined; - case 189 /* AwaitExpression */: - // ES2017 'await' expressions must be transformed for targets < ES2017. - return visitAwaitExpression(node); - case 149 /* MethodDeclaration */: - // ES2017 method declarations may be 'async' - return visitMethodDeclaration(node); - case 225 /* FunctionDeclaration */: - // ES2017 function declarations may be 'async' - return visitFunctionDeclaration(node); - case 184 /* FunctionExpression */: - // ES2017 function expressions may be 'async' - return visitFunctionExpression(node); - case 185 /* ArrowFunction */: - // ES2017 arrow functions may be 'async' - return visitArrowFunction(node); - default: - return ts.visitEachChild(node, visitor, context); - } - } - /** - * Visits an AwaitExpression node. - * - * This function will be called any time a ES2017 await expression is encountered. - * - * @param node The node to visit. - */ - function visitAwaitExpression(node) { - return ts.setOriginalNode(ts.createYield( - /*asteriskToken*/ undefined, ts.visitNode(node.expression, visitor, ts.isExpression), - /*location*/ node), node); - } - /** - * Visits a MethodDeclaration node. - * - * This function will be called when one of the following conditions are met: - * - The node is marked as async - * - * @param node The node to visit. - */ - function visitMethodDeclaration(node) { - return ts.updateMethod(node, - /*decorators*/ undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, ts.isAsyncFunctionLike(node) - ? transformAsyncFunctionBody(node) - : ts.visitFunctionBody(node.body, visitor, context)); - } - /** - * Visits a FunctionDeclaration node. - * - * This function will be called when one of the following conditions are met: - * - The node is marked async - * - * @param node The node to visit. - */ - function visitFunctionDeclaration(node) { - return ts.updateFunctionDeclaration(node, - /*decorators*/ undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, ts.isAsyncFunctionLike(node) - ? transformAsyncFunctionBody(node) - : ts.visitFunctionBody(node.body, visitor, context)); - } - /** - * Visits a FunctionExpression node. - * - * This function will be called when one of the following conditions are met: - * - The node is marked async - * - * @param node The node to visit. - */ - function visitFunctionExpression(node) { - if (ts.nodeIsMissing(node.body)) { - return ts.createOmittedExpression(); - } - return ts.updateFunctionExpression(node, - /*modifiers*/ undefined, node.name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, ts.isAsyncFunctionLike(node) - ? transformAsyncFunctionBody(node) - : ts.visitFunctionBody(node.body, visitor, context)); - } - /** - * Visits an ArrowFunction. - * - * This function will be called when one of the following conditions are met: - * - The node is marked async - * - * @param node The node to visit. - */ - function visitArrowFunction(node) { - return ts.updateArrowFunction(node, ts.visitNodes(node.modifiers, visitor, ts.isModifier), - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, ts.isAsyncFunctionLike(node) - ? transformAsyncFunctionBody(node) - : ts.visitFunctionBody(node.body, visitor, context)); - } - function transformAsyncFunctionBody(node) { - resumeLexicalEnvironment(); - var original = ts.getOriginalNode(node, ts.isFunctionLike); - var nodeType = original.type; - var promiseConstructor = languageVersion < 2 /* ES2015 */ ? getPromiseConstructor(nodeType) : undefined; - var isArrowFunction = node.kind === 185 /* ArrowFunction */; - var hasLexicalArguments = (resolver.getNodeCheckFlags(node) & 8192 /* CaptureArguments */) !== 0; - // An async function is emit as an outer function that calls an inner - // generator function. To preserve lexical bindings, we pass the current - // `this` and `arguments` objects to `__awaiter`. The generator function - // passed to `__awaiter` is executed inside of the callback to the - // promise constructor. - if (!isArrowFunction) { - var statements = []; - var statementOffset = ts.addPrologueDirectives(statements, node.body.statements, /*ensureUseStrict*/ false, visitor); - statements.push(ts.createReturn(createAwaiterHelper(context, hasLexicalArguments, promiseConstructor, transformFunctionBodyWorker(node.body, statementOffset)))); - ts.addRange(statements, endLexicalEnvironment()); - var block = ts.createBlock(statements, /*location*/ node.body, /*multiLine*/ true); - // Minor optimization, emit `_super` helper to capture `super` access in an arrow. - // This step isn't needed if we eventually transform this to ES5. - if (languageVersion >= 2 /* ES2015 */) { - if (resolver.getNodeCheckFlags(node) & 4096 /* AsyncMethodWithSuperBinding */) { - enableSubstitutionForAsyncMethodsWithSuper(); - ts.addEmitHelper(block, advancedAsyncSuperHelper); - } - else if (resolver.getNodeCheckFlags(node) & 2048 /* AsyncMethodWithSuper */) { - enableSubstitutionForAsyncMethodsWithSuper(); - ts.addEmitHelper(block, asyncSuperHelper); - } - } - return block; - } - else { - var expression = createAwaiterHelper(context, hasLexicalArguments, promiseConstructor, transformFunctionBodyWorker(node.body)); - var declarations = endLexicalEnvironment(); - if (ts.some(declarations)) { - var block = ts.convertToFunctionBody(expression); - return ts.updateBlock(block, ts.createNodeArray(ts.concatenate(block.statements, declarations), block.statements)); - } - return expression; - } - } - function transformFunctionBodyWorker(body, start) { - if (ts.isBlock(body)) { - return ts.updateBlock(body, ts.visitLexicalEnvironment(body.statements, visitor, context, start)); - } - else { - startLexicalEnvironment(); - var visited = ts.convertToFunctionBody(ts.visitNode(body, visitor, ts.isConciseBody)); - var declarations = endLexicalEnvironment(); - return ts.updateBlock(visited, ts.createNodeArray(ts.concatenate(visited.statements, declarations), visited.statements)); - } - } - function getPromiseConstructor(type) { - var typeName = type && ts.getEntityNameFromTypeNode(type); - if (typeName && ts.isEntityName(typeName)) { - var serializationKind = resolver.getTypeReferenceSerializationKind(typeName); - if (serializationKind === ts.TypeReferenceSerializationKind.TypeWithConstructSignatureAndValue - || serializationKind === ts.TypeReferenceSerializationKind.Unknown) { - return typeName; - } - } - return undefined; - } - function enableSubstitutionForAsyncMethodsWithSuper() { - if ((enabledSubstitutions & 1 /* AsyncMethodsWithSuper */) === 0) { - enabledSubstitutions |= 1 /* AsyncMethodsWithSuper */; - // We need to enable substitutions for call, property access, and element access - // if we need to rewrite super calls. - context.enableSubstitution(179 /* CallExpression */); - context.enableSubstitution(177 /* PropertyAccessExpression */); - context.enableSubstitution(178 /* ElementAccessExpression */); - // We need to be notified when entering and exiting declarations that bind super. - context.enableEmitNotification(226 /* ClassDeclaration */); - context.enableEmitNotification(149 /* MethodDeclaration */); - context.enableEmitNotification(151 /* GetAccessor */); - context.enableEmitNotification(152 /* SetAccessor */); - context.enableEmitNotification(150 /* Constructor */); - } - } - function substituteExpression(node) { - switch (node.kind) { - case 177 /* PropertyAccessExpression */: - return substitutePropertyAccessExpression(node); - case 178 /* ElementAccessExpression */: - return substituteElementAccessExpression(node); - case 179 /* CallExpression */: - if (enabledSubstitutions & 1 /* AsyncMethodsWithSuper */) { - return substituteCallExpression(node); - } - break; - } - return node; - } - function substitutePropertyAccessExpression(node) { - if (enabledSubstitutions & 1 /* AsyncMethodsWithSuper */ && node.expression.kind === 96 /* SuperKeyword */) { - var flags = getSuperContainerAsyncMethodFlags(); - if (flags) { - return createSuperAccessInAsyncMethod(ts.createLiteral(node.name.text), flags, node); - } - } - return node; - } - function substituteElementAccessExpression(node) { - if (enabledSubstitutions & 1 /* AsyncMethodsWithSuper */ && node.expression.kind === 96 /* SuperKeyword */) { - var flags = getSuperContainerAsyncMethodFlags(); - if (flags) { - return createSuperAccessInAsyncMethod(node.argumentExpression, flags, node); - } - } - return node; - } - function substituteCallExpression(node) { - var expression = node.expression; - if (ts.isSuperProperty(expression)) { - var flags = getSuperContainerAsyncMethodFlags(); - if (flags) { - var argumentExpression = ts.isPropertyAccessExpression(expression) - ? substitutePropertyAccessExpression(expression) - : substituteElementAccessExpression(expression); - return ts.createCall(ts.createPropertyAccess(argumentExpression, "call"), - /*typeArguments*/ undefined, [ - ts.createThis() - ].concat(node.arguments)); - } - } - return node; - } - function isSuperContainer(node) { - var kind = node.kind; - return kind === 226 /* ClassDeclaration */ - || kind === 150 /* Constructor */ - || kind === 149 /* MethodDeclaration */ - || kind === 151 /* GetAccessor */ - || kind === 152 /* SetAccessor */; - } - /** - * Hook for node emit. - * - * @param node The node to emit. - * @param emit A callback used to emit the node in the printer. - */ - function onEmitNode(emitContext, node, emitCallback) { - // If we need to support substitutions for `super` in an async method, - // we should track it here. - if (enabledSubstitutions & 1 /* AsyncMethodsWithSuper */ && isSuperContainer(node)) { - var savedCurrentSuperContainer = currentSuperContainer; - currentSuperContainer = node; - previousOnEmitNode(emitContext, node, emitCallback); - currentSuperContainer = savedCurrentSuperContainer; - } - else { - previousOnEmitNode(emitContext, node, emitCallback); - } - } - /** - * Hooks node substitutions. - * - * @param node The node to substitute. - * @param isExpression A value indicating whether the node is to be used in an expression - * position. - */ - function onSubstituteNode(emitContext, node) { - node = previousOnSubstituteNode(emitContext, node); - if (emitContext === 1 /* Expression */) { - return substituteExpression(node); - } - return node; - } - function createSuperAccessInAsyncMethod(argumentExpression, flags, location) { - if (flags & 4096 /* AsyncMethodWithSuperBinding */) { - return ts.createPropertyAccess(ts.createCall(ts.createIdentifier("_super"), - /*typeArguments*/ undefined, [argumentExpression]), "value", location); - } - else { - return ts.createCall(ts.createIdentifier("_super"), - /*typeArguments*/ undefined, [argumentExpression], location); - } - } - function getSuperContainerAsyncMethodFlags() { - return currentSuperContainer !== undefined - && resolver.getNodeCheckFlags(currentSuperContainer) & (2048 /* AsyncMethodWithSuper */ | 4096 /* AsyncMethodWithSuperBinding */); - } - } - ts.transformES2017 = transformES2017; - function createAwaiterHelper(context, hasLexicalArguments, promiseConstructor, body) { - context.requestEmitHelper(awaiterHelper); - var generatorFunc = ts.createFunctionExpression( - /*modifiers*/ undefined, ts.createToken(38 /* AsteriskToken */), - /*name*/ undefined, - /*typeParameters*/ undefined, - /*parameters*/ [], - /*type*/ undefined, body); - // Mark this node as originally an async function - (generatorFunc.emitNode || (generatorFunc.emitNode = {})).flags |= 131072 /* AsyncFunctionBody */; - return ts.createCall(ts.getHelperName("__awaiter"), - /*typeArguments*/ undefined, [ - ts.createThis(), - hasLexicalArguments ? ts.createIdentifier("arguments") : ts.createVoidZero(), - promiseConstructor ? ts.createExpressionFromEntityName(promiseConstructor) : ts.createVoidZero(), - generatorFunc - ]); - } - var awaiterHelper = { - name: "typescript:awaiter", - scoped: false, - priority: 5, - text: "\n var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {\n return new (P || (P = Promise))(function (resolve, reject) {\n function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }\n function rejected(value) { try { step(generator[\"throw\"](value)); } catch (e) { reject(e); } }\n function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }\n step((generator = generator.apply(thisArg, _arguments)).next());\n });\n };" - }; - var asyncSuperHelper = { - name: "typescript:async-super", - scoped: true, - text: "\n const _super = name => super[name];" - }; - var advancedAsyncSuperHelper = { - name: "typescript:advanced-async-super", - scoped: true, - text: "\n const _super = (function (geti, seti) {\n const cache = Object.create(null);\n return name => cache[name] || (cache[name] = { get value() { return geti(name); }, set value(v) { seti(name, v); } });\n })(name => super[name], (name, value) => super[name] = value);" - }; -})(ts || (ts = {})); -/// <reference path="../factory.ts" /> -/// <reference path="../visitor.ts" /> -/*@internal*/ -var ts; -(function (ts) { function transformES2016(context) { var hoistVariableDeclaration = context.hoistVariableDeclaration; return transformSourceFile; @@ -48993,7 +52895,7 @@ var ts; return node; } switch (node.kind) { - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: return visitBinaryExpression(node); default: return ts.visitEachChild(node, visitor, context); @@ -49018,25 +52920,21 @@ var ts; // Transforms `a[x] **= b` into `(_a = a)[_x = x] = Math.pow(_a[_x], b)` var expressionTemp = ts.createTempVariable(hoistVariableDeclaration); var argumentExpressionTemp = ts.createTempVariable(hoistVariableDeclaration); - target = ts.createElementAccess(ts.createAssignment(expressionTemp, left.expression, /*location*/ left.expression), ts.createAssignment(argumentExpressionTemp, left.argumentExpression, /*location*/ left.argumentExpression), - /*location*/ left); - value = ts.createElementAccess(expressionTemp, argumentExpressionTemp, - /*location*/ left); + target = ts.setTextRange(ts.createElementAccess(ts.setTextRange(ts.createAssignment(expressionTemp, left.expression), left.expression), ts.setTextRange(ts.createAssignment(argumentExpressionTemp, left.argumentExpression), left.argumentExpression)), left); + value = ts.setTextRange(ts.createElementAccess(expressionTemp, argumentExpressionTemp), left); } else if (ts.isPropertyAccessExpression(left)) { // Transforms `a.x **= b` into `(_a = a).x = Math.pow(_a.x, b)` var expressionTemp = ts.createTempVariable(hoistVariableDeclaration); - target = ts.createPropertyAccess(ts.createAssignment(expressionTemp, left.expression, /*location*/ left.expression), left.name, - /*location*/ left); - value = ts.createPropertyAccess(expressionTemp, left.name, - /*location*/ left); + target = ts.setTextRange(ts.createPropertyAccess(ts.setTextRange(ts.createAssignment(expressionTemp, left.expression), left.expression), left.name), left); + value = ts.setTextRange(ts.createPropertyAccess(expressionTemp, left.name), left); } else { // Transforms `a **= b` into `a = Math.pow(a, b)` target = left; value = left; } - return ts.createAssignment(target, ts.createMathPow(value, right, /*location*/ node), /*location*/ node); + return ts.setTextRange(ts.createAssignment(target, ts.createMathPow(value, right, /*location*/ node)), node); } function visitExponentiationExpression(node) { // Transforms `a ** b` into `Math.pow(a, b)` @@ -49049,6 +52947,7 @@ var ts; })(ts || (ts = {})); /// <reference path="../factory.ts" /> /// <reference path="../visitor.ts" /> +/// <reference path="./destructuring.ts" /> /*@internal*/ var ts; (function (ts) { @@ -49094,8 +52993,85 @@ var ts; */ SuperCaptureResult[SuperCaptureResult["ReplaceWithReturn"] = 2] = "ReplaceWithReturn"; })(SuperCaptureResult || (SuperCaptureResult = {})); + // Facts we track as we traverse the tree + var HierarchyFacts; + (function (HierarchyFacts) { + HierarchyFacts[HierarchyFacts["None"] = 0] = "None"; + // + // Ancestor facts + // + HierarchyFacts[HierarchyFacts["Function"] = 1] = "Function"; + HierarchyFacts[HierarchyFacts["ArrowFunction"] = 2] = "ArrowFunction"; + HierarchyFacts[HierarchyFacts["AsyncFunctionBody"] = 4] = "AsyncFunctionBody"; + HierarchyFacts[HierarchyFacts["NonStaticClassElement"] = 8] = "NonStaticClassElement"; + HierarchyFacts[HierarchyFacts["CapturesThis"] = 16] = "CapturesThis"; + HierarchyFacts[HierarchyFacts["ExportedVariableStatement"] = 32] = "ExportedVariableStatement"; + HierarchyFacts[HierarchyFacts["TopLevel"] = 64] = "TopLevel"; + HierarchyFacts[HierarchyFacts["Block"] = 128] = "Block"; + HierarchyFacts[HierarchyFacts["IterationStatement"] = 256] = "IterationStatement"; + HierarchyFacts[HierarchyFacts["IterationStatementBlock"] = 512] = "IterationStatementBlock"; + HierarchyFacts[HierarchyFacts["ForStatement"] = 1024] = "ForStatement"; + HierarchyFacts[HierarchyFacts["ForInOrForOfStatement"] = 2048] = "ForInOrForOfStatement"; + HierarchyFacts[HierarchyFacts["ConstructorWithCapturedSuper"] = 4096] = "ConstructorWithCapturedSuper"; + HierarchyFacts[HierarchyFacts["ComputedPropertyName"] = 8192] = "ComputedPropertyName"; + // NOTE: do not add more ancestor flags without also updating AncestorFactsMask below. + // + // Ancestor masks + // + HierarchyFacts[HierarchyFacts["AncestorFactsMask"] = 16383] = "AncestorFactsMask"; + // We are always in *some* kind of block scope, but only specific block-scope containers are + // top-level or Blocks. + HierarchyFacts[HierarchyFacts["BlockScopeIncludes"] = 0] = "BlockScopeIncludes"; + HierarchyFacts[HierarchyFacts["BlockScopeExcludes"] = 4032] = "BlockScopeExcludes"; + // A source file is a top-level block scope. + HierarchyFacts[HierarchyFacts["SourceFileIncludes"] = 64] = "SourceFileIncludes"; + HierarchyFacts[HierarchyFacts["SourceFileExcludes"] = 3968] = "SourceFileExcludes"; + // Functions, methods, and accessors are both new lexical scopes and new block scopes. + HierarchyFacts[HierarchyFacts["FunctionIncludes"] = 65] = "FunctionIncludes"; + HierarchyFacts[HierarchyFacts["FunctionExcludes"] = 16286] = "FunctionExcludes"; + HierarchyFacts[HierarchyFacts["AsyncFunctionBodyIncludes"] = 69] = "AsyncFunctionBodyIncludes"; + HierarchyFacts[HierarchyFacts["AsyncFunctionBodyExcludes"] = 16278] = "AsyncFunctionBodyExcludes"; + // Arrow functions are lexically scoped to their container, but are new block scopes. + HierarchyFacts[HierarchyFacts["ArrowFunctionIncludes"] = 66] = "ArrowFunctionIncludes"; + HierarchyFacts[HierarchyFacts["ArrowFunctionExcludes"] = 16256] = "ArrowFunctionExcludes"; + // Constructors are both new lexical scopes and new block scopes. Constructors are also + // always considered non-static members of a class. + HierarchyFacts[HierarchyFacts["ConstructorIncludes"] = 73] = "ConstructorIncludes"; + HierarchyFacts[HierarchyFacts["ConstructorExcludes"] = 16278] = "ConstructorExcludes"; + // 'do' and 'while' statements are not block scopes. We track that the subtree is contained + // within an IterationStatement to indicate whether the embedded statement is an + // IterationStatementBlock. + HierarchyFacts[HierarchyFacts["DoOrWhileStatementIncludes"] = 256] = "DoOrWhileStatementIncludes"; + HierarchyFacts[HierarchyFacts["DoOrWhileStatementExcludes"] = 0] = "DoOrWhileStatementExcludes"; + // 'for' statements are new block scopes and have special handling for 'let' declarations. + HierarchyFacts[HierarchyFacts["ForStatementIncludes"] = 1280] = "ForStatementIncludes"; + HierarchyFacts[HierarchyFacts["ForStatementExcludes"] = 3008] = "ForStatementExcludes"; + // 'for-in' and 'for-of' statements are new block scopes and have special handling for + // 'let' declarations. + HierarchyFacts[HierarchyFacts["ForInOrForOfStatementIncludes"] = 2304] = "ForInOrForOfStatementIncludes"; + HierarchyFacts[HierarchyFacts["ForInOrForOfStatementExcludes"] = 1984] = "ForInOrForOfStatementExcludes"; + // Blocks (other than function bodies) are new block scopes. + HierarchyFacts[HierarchyFacts["BlockIncludes"] = 128] = "BlockIncludes"; + HierarchyFacts[HierarchyFacts["BlockExcludes"] = 3904] = "BlockExcludes"; + HierarchyFacts[HierarchyFacts["IterationStatementBlockIncludes"] = 512] = "IterationStatementBlockIncludes"; + HierarchyFacts[HierarchyFacts["IterationStatementBlockExcludes"] = 4032] = "IterationStatementBlockExcludes"; + // Computed property names track subtree flags differently than their containing members. + HierarchyFacts[HierarchyFacts["ComputedPropertyNameIncludes"] = 8192] = "ComputedPropertyNameIncludes"; + HierarchyFacts[HierarchyFacts["ComputedPropertyNameExcludes"] = 0] = "ComputedPropertyNameExcludes"; + // + // Subtree facts + // + HierarchyFacts[HierarchyFacts["NewTarget"] = 16384] = "NewTarget"; + HierarchyFacts[HierarchyFacts["NewTargetInComputedPropertyName"] = 32768] = "NewTargetInComputedPropertyName"; + // + // Subtree masks + // + HierarchyFacts[HierarchyFacts["SubtreeFactsMask"] = -16384] = "SubtreeFactsMask"; + HierarchyFacts[HierarchyFacts["PropagateNewTargetMask"] = 49152] = "PropagateNewTargetMask"; + })(HierarchyFacts || (HierarchyFacts = {})); function transformES2015(context) { var startLexicalEnvironment = context.startLexicalEnvironment, resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistVariableDeclaration = context.hoistVariableDeclaration; + var compilerOptions = context.getCompilerOptions(); var resolver = context.getEmitResolver(); var previousOnSubstituteNode = context.onSubstituteNode; var previousOnEmitNode = context.onEmitNode; @@ -49103,15 +53079,7 @@ var ts; context.onSubstituteNode = onSubstituteNode; var currentSourceFile; var currentText; - var currentParent; - var currentNode; - var enclosingVariableStatement; - var enclosingBlockScopeContainer; - var enclosingBlockScopeContainerParent; - var enclosingFunction; - var enclosingNonArrowFunction; - var enclosingNonAsyncFunctionBody; - var isInConstructorWithCapturedSuper; + var hierarchyFacts; /** * Used to track if we are emitting body of the converted loop */ @@ -49129,257 +53097,221 @@ var ts; } currentSourceFile = node; currentText = node.text; - var visited = saveStateAndInvoke(node, visitSourceFile); + var visited = visitSourceFile(node); ts.addEmitHelpers(visited, context.readEmitHelpers()); currentSourceFile = undefined; currentText = undefined; + hierarchyFacts = 0 /* None */; return visited; } - function visitor(node) { - return saveStateAndInvoke(node, dispatcher); - } - function dispatcher(node) { - return convertedLoopState - ? visitorForConvertedLoopWorker(node) - : visitorWorker(node); - } - function saveStateAndInvoke(node, f) { - var savedEnclosingFunction = enclosingFunction; - var savedEnclosingNonArrowFunction = enclosingNonArrowFunction; - var savedEnclosingNonAsyncFunctionBody = enclosingNonAsyncFunctionBody; - var savedEnclosingBlockScopeContainer = enclosingBlockScopeContainer; - var savedEnclosingBlockScopeContainerParent = enclosingBlockScopeContainerParent; - var savedEnclosingVariableStatement = enclosingVariableStatement; - var savedCurrentParent = currentParent; - var savedCurrentNode = currentNode; - var savedConvertedLoopState = convertedLoopState; - var savedIsInConstructorWithCapturedSuper = isInConstructorWithCapturedSuper; - if (ts.nodeStartsNewLexicalEnvironment(node)) { - // don't treat content of nodes that start new lexical environment as part of converted loop copy or constructor body - isInConstructorWithCapturedSuper = false; - convertedLoopState = undefined; - } - onBeforeVisitNode(node); - var visited = f(node); - isInConstructorWithCapturedSuper = savedIsInConstructorWithCapturedSuper; - convertedLoopState = savedConvertedLoopState; - enclosingFunction = savedEnclosingFunction; - enclosingNonArrowFunction = savedEnclosingNonArrowFunction; - enclosingNonAsyncFunctionBody = savedEnclosingNonAsyncFunctionBody; - enclosingBlockScopeContainer = savedEnclosingBlockScopeContainer; - enclosingBlockScopeContainerParent = savedEnclosingBlockScopeContainerParent; - enclosingVariableStatement = savedEnclosingVariableStatement; - currentParent = savedCurrentParent; - currentNode = savedCurrentNode; - return visited; - } - function onBeforeVisitNode(node) { - if (currentNode) { - if (ts.isBlockScope(currentNode, currentParent)) { - enclosingBlockScopeContainer = currentNode; - enclosingBlockScopeContainerParent = currentParent; - } - if (ts.isFunctionLike(currentNode)) { - enclosingFunction = currentNode; - if (currentNode.kind !== 185 /* ArrowFunction */) { - enclosingNonArrowFunction = currentNode; - if (!(ts.getEmitFlags(currentNode) & 131072 /* AsyncFunctionBody */)) { - enclosingNonAsyncFunctionBody = currentNode; - } - } - } - // keep track of the enclosing variable statement when in the context of - // variable statements, variable declarations, binding elements, and binding - // patterns. - switch (currentNode.kind) { - case 205 /* VariableStatement */: - enclosingVariableStatement = currentNode; - break; - case 224 /* VariableDeclarationList */: - case 223 /* VariableDeclaration */: - case 174 /* BindingElement */: - case 172 /* ObjectBindingPattern */: - case 173 /* ArrayBindingPattern */: - break; - default: - enclosingVariableStatement = undefined; - } - } - currentParent = currentNode; - currentNode = node; + /** + * Sets the `HierarchyFacts` for this node prior to visiting this node's subtree, returning the facts set prior to modification. + * @param excludeFacts The existing `HierarchyFacts` to reset before visiting the subtree. + * @param includeFacts The new `HierarchyFacts` to set before visiting the subtree. + */ + function enterSubtree(excludeFacts, includeFacts) { + var ancestorFacts = hierarchyFacts; + hierarchyFacts = (hierarchyFacts & ~excludeFacts | includeFacts) & 16383 /* AncestorFactsMask */; + return ancestorFacts; } - function returnCapturedThis(node) { - return ts.setOriginalNode(ts.createReturn(ts.createIdentifier("_this")), node); + /** + * Restores the `HierarchyFacts` for this node's ancestor after visiting this node's + * subtree, propagating specific facts from the subtree. + * @param ancestorFacts The `HierarchyFacts` of the ancestor to restore after visiting the subtree. + * @param excludeFacts The existing `HierarchyFacts` of the subtree that should not be propagated. + * @param includeFacts The new `HierarchyFacts` of the subtree that should be propagated. + */ + function exitSubtree(ancestorFacts, excludeFacts, includeFacts) { + hierarchyFacts = (hierarchyFacts & ~excludeFacts | includeFacts) & -16384 /* SubtreeFactsMask */ | ancestorFacts; } function isReturnVoidStatementInConstructorWithCapturedSuper(node) { - return isInConstructorWithCapturedSuper && node.kind === 216 /* ReturnStatement */ && !node.expression; + return hierarchyFacts & 4096 /* ConstructorWithCapturedSuper */ + && node.kind === 218 /* ReturnStatement */ + && !node.expression; } - function shouldCheckNode(node) { - return (node.transformFlags & 64 /* ES2015 */) !== 0 || - node.kind === 219 /* LabeledStatement */ || - (ts.isIterationStatement(node, /*lookInLabeledStatements*/ false) && shouldConvertIterationStatementBody(node)); + function shouldVisitNode(node) { + return (node.transformFlags & 128 /* ContainsES2015 */) !== 0 + || convertedLoopState !== undefined + || (hierarchyFacts & 4096 /* ConstructorWithCapturedSuper */ && ts.isStatement(node)) + || (ts.isIterationStatement(node, /*lookInLabeledStatements*/ false) && shouldConvertIterationStatementBody(node)); } - function visitorWorker(node) { - if (isReturnVoidStatementInConstructorWithCapturedSuper(node)) { - return returnCapturedThis(node); - } - else if (shouldCheckNode(node)) { + function visitor(node) { + if (shouldVisitNode(node)) { return visitJavaScript(node); } - else if (node.transformFlags & 128 /* ContainsES2015 */ || (isInConstructorWithCapturedSuper && !ts.isExpression(node))) { - // we want to dive in this branch either if node has children with ES2015 specific syntax - // or we are inside constructor that captures result of the super call so all returns without expression should be - // rewritten. Note: we skip expressions since returns should never appear there - return ts.visitEachChild(node, visitor, context); - } else { return node; } } - function visitorForConvertedLoopWorker(node) { - var result; - if (shouldCheckNode(node)) { - result = visitJavaScript(node); - } - else { - result = visitNodesInConvertedLoop(node); + function functionBodyVisitor(node) { + if (shouldVisitNode(node)) { + return visitBlock(node, /*isFunctionBody*/ true); } - return result; + return node; } - function visitNodesInConvertedLoop(node) { - switch (node.kind) { - case 216 /* ReturnStatement */: - node = isReturnVoidStatementInConstructorWithCapturedSuper(node) ? returnCapturedThis(node) : node; - return visitReturnStatement(node); - case 205 /* VariableStatement */: - return visitVariableStatement(node); - case 218 /* SwitchStatement */: - return visitSwitchStatement(node); - case 215 /* BreakStatement */: - case 214 /* ContinueStatement */: - return visitBreakOrContinueStatement(node); - case 98 /* ThisKeyword */: - return visitThisKeyword(node); - case 70 /* Identifier */: - return visitIdentifier(node); - default: - return ts.visitEachChild(node, visitor, context); + function callExpressionVisitor(node) { + if (node.kind === 96 /* SuperKeyword */) { + return visitSuperKeyword(/*isExpressionOfCall*/ true); } + return visitor(node); } function visitJavaScript(node) { switch (node.kind) { case 114 /* StaticKeyword */: return undefined; // elide static keyword - case 226 /* ClassDeclaration */: + case 228 /* ClassDeclaration */: return visitClassDeclaration(node); - case 197 /* ClassExpression */: + case 198 /* ClassExpression */: return visitClassExpression(node); - case 144 /* Parameter */: + case 145 /* Parameter */: return visitParameter(node); - case 225 /* FunctionDeclaration */: + case 227 /* FunctionDeclaration */: return visitFunctionDeclaration(node); - case 185 /* ArrowFunction */: + case 186 /* ArrowFunction */: return visitArrowFunction(node); - case 184 /* FunctionExpression */: + case 185 /* FunctionExpression */: return visitFunctionExpression(node); - case 223 /* VariableDeclaration */: + case 225 /* VariableDeclaration */: return visitVariableDeclaration(node); case 70 /* Identifier */: return visitIdentifier(node); - case 224 /* VariableDeclarationList */: + case 226 /* VariableDeclarationList */: return visitVariableDeclarationList(node); - case 219 /* LabeledStatement */: + case 220 /* SwitchStatement */: + return visitSwitchStatement(node); + case 234 /* CaseBlock */: + return visitCaseBlock(node); + case 206 /* Block */: + return visitBlock(node, /*isFunctionBody*/ false); + case 217 /* BreakStatement */: + case 216 /* ContinueStatement */: + return visitBreakOrContinueStatement(node); + case 221 /* LabeledStatement */: return visitLabeledStatement(node); - case 209 /* DoStatement */: - return visitDoStatement(node); - case 210 /* WhileStatement */: - return visitWhileStatement(node); - case 211 /* ForStatement */: - return visitForStatement(node); - case 212 /* ForInStatement */: - return visitForInStatement(node); - case 213 /* ForOfStatement */: - return visitForOfStatement(node); - case 207 /* ExpressionStatement */: + case 211 /* DoStatement */: + case 212 /* WhileStatement */: + return visitDoOrWhileStatement(node, /*outermostLabeledStatement*/ undefined); + case 213 /* ForStatement */: + return visitForStatement(node, /*outermostLabeledStatement*/ undefined); + case 214 /* ForInStatement */: + return visitForInStatement(node, /*outermostLabeledStatement*/ undefined); + case 215 /* ForOfStatement */: + return visitForOfStatement(node, /*outermostLabeledStatement*/ undefined); + case 209 /* ExpressionStatement */: return visitExpressionStatement(node); - case 176 /* ObjectLiteralExpression */: + case 177 /* ObjectLiteralExpression */: return visitObjectLiteralExpression(node); - case 256 /* CatchClause */: + case 259 /* CatchClause */: return visitCatchClause(node); - case 258 /* ShorthandPropertyAssignment */: + case 261 /* ShorthandPropertyAssignment */: return visitShorthandPropertyAssignment(node); - case 175 /* ArrayLiteralExpression */: + case 143 /* ComputedPropertyName */: + return visitComputedPropertyName(node); + case 176 /* ArrayLiteralExpression */: return visitArrayLiteralExpression(node); - case 179 /* CallExpression */: + case 180 /* CallExpression */: return visitCallExpression(node); - case 180 /* NewExpression */: + case 181 /* NewExpression */: return visitNewExpression(node); - case 183 /* ParenthesizedExpression */: + case 184 /* ParenthesizedExpression */: return visitParenthesizedExpression(node, /*needsDestructuringValue*/ true); - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: return visitBinaryExpression(node, /*needsDestructuringValue*/ true); case 12 /* NoSubstitutionTemplateLiteral */: case 13 /* TemplateHead */: case 14 /* TemplateMiddle */: case 15 /* TemplateTail */: return visitTemplateLiteral(node); - case 181 /* TaggedTemplateExpression */: + case 9 /* StringLiteral */: + return visitStringLiteral(node); + case 8 /* NumericLiteral */: + return visitNumericLiteral(node); + case 182 /* TaggedTemplateExpression */: return visitTaggedTemplateExpression(node); - case 194 /* TemplateExpression */: + case 195 /* TemplateExpression */: return visitTemplateExpression(node); - case 195 /* YieldExpression */: + case 196 /* YieldExpression */: return visitYieldExpression(node); - case 196 /* SpreadElement */: + case 197 /* SpreadElement */: return visitSpreadElement(node); case 96 /* SuperKeyword */: - return visitSuperKeyword(); - case 195 /* YieldExpression */: - // `yield` will be handled by a generators transform. - return ts.visitEachChild(node, visitor, context); - case 149 /* MethodDeclaration */: + return visitSuperKeyword(/*isExpressionOfCall*/ false); + case 98 /* ThisKeyword */: + return visitThisKeyword(node); + case 203 /* MetaProperty */: + return visitMetaProperty(node); + case 150 /* MethodDeclaration */: return visitMethodDeclaration(node); - case 205 /* VariableStatement */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + return visitAccessorDeclaration(node); + case 207 /* VariableStatement */: return visitVariableStatement(node); + case 218 /* ReturnStatement */: + return visitReturnStatement(node); default: - ts.Debug.failBadSyntaxKind(node); return ts.visitEachChild(node, visitor, context); } } function visitSourceFile(node) { + var ancestorFacts = enterSubtree(3968 /* SourceFileExcludes */, 64 /* SourceFileIncludes */); var statements = []; startLexicalEnvironment(); - var statementOffset = ts.addPrologueDirectives(statements, node.statements, /*ensureUseStrict*/ false, visitor); + var statementOffset = ts.addStandardPrologue(statements, node.statements, /*ensureUseStrict*/ false); addCaptureThisForNodeIfNeeded(statements, node); + statementOffset = ts.addCustomPrologue(statements, node.statements, statementOffset, visitor); ts.addRange(statements, ts.visitNodes(node.statements, visitor, ts.isStatement, statementOffset)); ts.addRange(statements, endLexicalEnvironment()); - return ts.updateSourceFileNode(node, ts.createNodeArray(statements, node.statements)); + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray(statements), node.statements)); } function visitSwitchStatement(node) { - ts.Debug.assert(convertedLoopState !== undefined); - var savedAllowedNonLabeledJumps = convertedLoopState.allowedNonLabeledJumps; - // for switch statement allow only non-labeled break - convertedLoopState.allowedNonLabeledJumps |= 2 /* Break */; - var result = ts.visitEachChild(node, visitor, context); - convertedLoopState.allowedNonLabeledJumps = savedAllowedNonLabeledJumps; - return result; + if (convertedLoopState !== undefined) { + var savedAllowedNonLabeledJumps = convertedLoopState.allowedNonLabeledJumps; + // for switch statement allow only non-labeled break + convertedLoopState.allowedNonLabeledJumps |= 2 /* Break */; + var result = ts.visitEachChild(node, visitor, context); + convertedLoopState.allowedNonLabeledJumps = savedAllowedNonLabeledJumps; + return result; + } + return ts.visitEachChild(node, visitor, context); + } + function visitCaseBlock(node) { + var ancestorFacts = enterSubtree(4032 /* BlockScopeExcludes */, 0 /* BlockScopeIncludes */); + var updated = ts.visitEachChild(node, visitor, context); + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return updated; + } + function returnCapturedThis(node) { + return ts.setOriginalNode(ts.createReturn(ts.createIdentifier("_this")), node); } function visitReturnStatement(node) { - ts.Debug.assert(convertedLoopState !== undefined); - convertedLoopState.nonLocalJumps |= 8 /* Return */; - return ts.createReturn(ts.createObjectLiteral([ - ts.createPropertyAssignment(ts.createIdentifier("value"), node.expression - ? ts.visitNode(node.expression, visitor, ts.isExpression) - : ts.createVoidZero()) - ])); + if (convertedLoopState) { + convertedLoopState.nonLocalJumps |= 8 /* Return */; + if (isReturnVoidStatementInConstructorWithCapturedSuper(node)) { + node = returnCapturedThis(node); + } + return ts.createReturn(ts.createObjectLiteral([ + ts.createPropertyAssignment(ts.createIdentifier("value"), node.expression + ? ts.visitNode(node.expression, visitor, ts.isExpression) + : ts.createVoidZero()) + ])); + } + else if (isReturnVoidStatementInConstructorWithCapturedSuper(node)) { + return returnCapturedThis(node); + } + return ts.visitEachChild(node, visitor, context); } function visitThisKeyword(node) { - ts.Debug.assert(convertedLoopState !== undefined); - if (enclosingFunction && enclosingFunction.kind === 185 /* ArrowFunction */) { - // if the enclosing function is an ArrowFunction is then we use the captured 'this' keyword. - convertedLoopState.containsLexicalThis = true; - return node; + if (convertedLoopState) { + if (hierarchyFacts & 2 /* ArrowFunction */) { + // if the enclosing function is an ArrowFunction then we use the captured 'this' keyword. + convertedLoopState.containsLexicalThis = true; + return node; + } + return convertedLoopState.thisName || (convertedLoopState.thisName = ts.createUniqueName("this")); } - return convertedLoopState.thisName || (convertedLoopState.thisName = ts.createUniqueName("this")); + return node; } function visitIdentifier(node) { if (!convertedLoopState) { @@ -49388,7 +53320,7 @@ var ts; if (ts.isGeneratedIdentifier(node)) { return node; } - if (node.text !== "arguments" && !resolver.isArgumentsLocalBinding(node)) { + if (node.text !== "arguments" || !resolver.isArgumentsLocalBinding(node)) { return node; } return convertedLoopState.argumentsName || (convertedLoopState.argumentsName = ts.createUniqueName("arguments")); @@ -49399,13 +53331,13 @@ var ts; // it is possible if either // - break/continue is labeled and label is located inside the converted loop // - break/continue is non-labeled and located in non-converted loop/switch statement - var jump = node.kind === 215 /* BreakStatement */ ? 2 /* Break */ : 4 /* Continue */; - var canUseBreakOrContinue = (node.label && convertedLoopState.labels && convertedLoopState.labels[node.label.text]) || + var jump = node.kind === 217 /* BreakStatement */ ? 2 /* Break */ : 4 /* Continue */; + var canUseBreakOrContinue = (node.label && convertedLoopState.labels && convertedLoopState.labels.get(node.label.text)) || (!node.label && (convertedLoopState.allowedNonLabeledJumps & jump)); if (!canUseBreakOrContinue) { var labelMarker = void 0; if (!node.label) { - if (node.kind === 215 /* BreakStatement */) { + if (node.kind === 217 /* BreakStatement */) { convertedLoopState.nonLocalJumps |= 2 /* Break */; labelMarker = "break"; } @@ -49416,7 +53348,7 @@ var ts; } } else { - if (node.kind === 215 /* BreakStatement */) { + if (node.kind === 217 /* BreakStatement */) { labelMarker = "break-" + node.label.text; setLabeledJump(convertedLoopState, /*isBreak*/ true, node.label.text, labelMarker); } @@ -49464,8 +53396,9 @@ var ts; /*type*/ undefined, transformClassLikeDeclarationToExpression(node)); ts.setOriginalNode(variable, node); var statements = []; - var statement = ts.createVariableStatement(/*modifiers*/ undefined, ts.createVariableDeclarationList([variable]), /*location*/ node); + var statement = ts.createVariableStatement(/*modifiers*/ undefined, ts.createVariableDeclarationList([variable])); ts.setOriginalNode(statement, node); + ts.setTextRange(statement, node); ts.startOnNewLine(statement); statements.push(statement); // Add an `export default` statement for default exports (for `--target es5 --module es6`) @@ -49583,7 +53516,7 @@ var ts; ts.setEmitFlags(statement, 1536 /* NoComments */ | 384 /* NoTokenSourceMaps */); statements.push(statement); ts.addRange(statements, endLexicalEnvironment()); - var block = ts.createBlock(ts.createNodeArray(statements, /*location*/ node.members), /*location*/ undefined, /*multiLine*/ true); + var block = ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), /*location*/ node.members), /*multiLine*/ true); ts.setEmitFlags(block, 1536 /* NoComments */); return block; } @@ -49596,7 +53529,7 @@ var ts; */ function addExtendsHelperIfNeeded(statements, node, extendsClauseElement) { if (extendsClauseElement) { - statements.push(ts.createStatement(createExtendsHelper(context, ts.getLocalName(node)), + statements.push(ts.setTextRange(ts.createStatement(createExtendsHelper(context, ts.getLocalName(node))), /*location*/ extendsClauseElement)); } } @@ -49608,6 +53541,9 @@ var ts; * @param extendsClauseElement The expression for the class `extends` clause. */ function addConstructor(statements, node, extendsClauseElement) { + var savedConvertedLoopState = convertedLoopState; + convertedLoopState = undefined; + var ancestorFacts = enterSubtree(16278 /* ConstructorExcludes */, 73 /* ConstructorIncludes */); var constructor = ts.getFirstConstructorWithBody(node); var hasSynthesizedSuper = hasSynthesizedDefaultSuperCall(constructor, extendsClauseElement !== undefined); var constructorFunction = ts.createFunctionDeclaration( @@ -49615,12 +53551,14 @@ var ts; /*modifiers*/ undefined, /*asteriskToken*/ undefined, ts.getDeclarationName(node), /*typeParameters*/ undefined, transformConstructorParameters(constructor, hasSynthesizedSuper), - /*type*/ undefined, transformConstructorBody(constructor, node, extendsClauseElement, hasSynthesizedSuper), - /*location*/ constructor || node); + /*type*/ undefined, transformConstructorBody(constructor, node, extendsClauseElement, hasSynthesizedSuper)); + ts.setTextRange(constructorFunction, constructor || node); if (extendsClauseElement) { ts.setEmitFlags(constructorFunction, 8 /* CapturesThis */); } statements.push(constructorFunction); + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, 0 /* None */); + convertedLoopState = savedConvertedLoopState; } /** * Transforms the parameters of the constructor declaration of a class. @@ -49658,38 +53596,46 @@ var ts; statementOffset = 0; } else if (constructor) { - // Otherwise, try to emit all potential prologue directives first. - statementOffset = ts.addPrologueDirectives(statements, constructor.body.statements, /*ensureUseStrict*/ false, visitor); + statementOffset = ts.addStandardPrologue(statements, constructor.body.statements, /*ensureUseStrict*/ false); } if (constructor) { addDefaultValueAssignmentsIfNeeded(statements, constructor); addRestParameterIfNeeded(statements, constructor, hasSynthesizedSuper); + if (!hasSynthesizedSuper) { + // If no super call has been synthesized, emit custom prologue directives. + statementOffset = ts.addCustomPrologue(statements, constructor.body.statements, statementOffset, visitor); + } ts.Debug.assert(statementOffset >= 0, "statementOffset not initialized correctly!"); } - var superCaptureStatus = declareOrCaptureOrReturnThisForConstructorIfNeeded(statements, constructor, !!extendsClauseElement, hasSynthesizedSuper, statementOffset); + // determine whether the class is known syntactically to be a derived class (e.g. a + // class that extends a value that is not syntactically known to be `null`). + var isDerivedClass = extendsClauseElement && ts.skipOuterExpressions(extendsClauseElement.expression).kind !== 94 /* NullKeyword */; + var superCaptureStatus = declareOrCaptureOrReturnThisForConstructorIfNeeded(statements, constructor, isDerivedClass, hasSynthesizedSuper, statementOffset); // The last statement expression was replaced. Skip it. if (superCaptureStatus === 1 /* ReplaceSuperCapture */ || superCaptureStatus === 2 /* ReplaceWithReturn */) { statementOffset++; } if (constructor) { - var body = saveStateAndInvoke(constructor, function (constructor) { - isInConstructorWithCapturedSuper = superCaptureStatus === 1 /* ReplaceSuperCapture */; - return ts.visitNodes(constructor.body.statements, visitor, ts.isStatement, /*start*/ statementOffset); - }); - ts.addRange(statements, body); + if (superCaptureStatus === 1 /* ReplaceSuperCapture */) { + hierarchyFacts |= 4096 /* ConstructorWithCapturedSuper */; + } + ts.addRange(statements, ts.visitNodes(constructor.body.statements, visitor, ts.isStatement, /*start*/ statementOffset)); } // Return `_this` unless we're sure enough that it would be pointless to add a return statement. // If there's a constructor that we can tell returns in enough places, then we *do not* want to add a return. - if (extendsClauseElement + if (isDerivedClass && superCaptureStatus !== 2 /* ReplaceWithReturn */ && !(constructor && isSufficientlyCoveredByReturnStatements(constructor.body))) { statements.push(ts.createReturn(ts.createIdentifier("_this"))); } ts.addRange(statements, endLexicalEnvironment()); - var block = ts.createBlock(ts.createNodeArray(statements, + if (constructor) { + prependCaptureNewTargetIfNeeded(statements, constructor, /*copyOnWrite*/ false); + } + var block = ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), /*location*/ constructor ? constructor.body.statements : node.members), - /*location*/ constructor ? constructor.body : node, /*multiLine*/ true); + ts.setTextRange(block, constructor ? constructor.body : node); if (!constructor) { ts.setEmitFlags(block, 1536 /* NoComments */); } @@ -49702,17 +53648,17 @@ var ts; */ function isSufficientlyCoveredByReturnStatements(statement) { // A return statement is considered covered. - if (statement.kind === 216 /* ReturnStatement */) { + if (statement.kind === 218 /* ReturnStatement */) { return true; } - else if (statement.kind === 208 /* IfStatement */) { + else if (statement.kind === 210 /* IfStatement */) { var ifStatement = statement; if (ifStatement.elseStatement) { return isSufficientlyCoveredByReturnStatements(ifStatement.thenStatement) && isSufficientlyCoveredByReturnStatements(ifStatement.elseStatement); } } - else if (statement.kind === 204 /* Block */) { + else if (statement.kind === 206 /* Block */) { var lastStatement = ts.lastOrUndefined(statement.statements); if (lastStatement && isSufficientlyCoveredByReturnStatements(lastStatement)) { return true; @@ -49725,9 +53671,9 @@ var ts; * * @returns The new statement offset into the `statements` array. */ - function declareOrCaptureOrReturnThisForConstructorIfNeeded(statements, ctor, hasExtendsClause, hasSynthesizedSuper, statementOffset) { + function declareOrCaptureOrReturnThisForConstructorIfNeeded(statements, ctor, isDerivedClass, hasSynthesizedSuper, statementOffset) { // If this isn't a derived class, just capture 'this' for arrow functions if necessary. - if (!hasExtendsClause) { + if (!isDerivedClass) { if (ctor) { addCaptureThisForNodeIfNeeded(statements, ctor); } @@ -49770,16 +53716,18 @@ var ts; var ctorStatements = ctor.body.statements; if (statementOffset < ctorStatements.length) { firstStatement = ctorStatements[statementOffset]; - if (firstStatement.kind === 207 /* ExpressionStatement */ && ts.isSuperCall(firstStatement.expression)) { - var superCall = firstStatement.expression; - superCallExpression = ts.setOriginalNode(saveStateAndInvoke(superCall, visitImmediateSuperCallInBody), superCall); + if (firstStatement.kind === 209 /* ExpressionStatement */ && ts.isSuperCall(firstStatement.expression)) { + superCallExpression = visitImmediateSuperCallInBody(firstStatement.expression); } } - // Return the result if we have an immediate super() call on the last statement. - if (superCallExpression && statementOffset === ctorStatements.length - 1) { + // Return the result if we have an immediate super() call on the last statement, + // but only if the constructor itself doesn't use 'this' elsewhere. + if (superCallExpression + && statementOffset === ctorStatements.length - 1 + && !(ctor.transformFlags & (16384 /* ContainsLexicalThis */ | 32768 /* ContainsCapturedLexicalThis */))) { var returnStatement = ts.createReturn(superCallExpression); - if (superCallExpression.kind !== 192 /* BinaryExpression */ - || superCallExpression.left.kind !== 179 /* CallExpression */) { + if (superCallExpression.kind !== 193 /* BinaryExpression */ + || superCallExpression.left.kind !== 180 /* CallExpression */) { ts.Debug.fail("Assumed generated super call would have form 'super.call(...) || this'."); } // Shift comments from the original super call to the return statement. @@ -49788,18 +53736,18 @@ var ts; return 2 /* ReplaceWithReturn */; } // Perform the capture. - captureThisForNode(statements, ctor, superCallExpression, firstStatement); + captureThisForNode(statements, ctor, superCallExpression || createActualThis(), firstStatement); // If we're actually replacing the original statement, we need to signal this to the caller. if (superCallExpression) { return 1 /* ReplaceSuperCapture */; } return 0 /* NoReplacement */; } + function createActualThis() { + return ts.setEmitFlags(ts.createThis(), 4 /* NoSubstitution */); + } function createDefaultSuperCallOrThis() { - var actualThis = ts.createThis(); - ts.setEmitFlags(actualThis, 4 /* NoSubstitution */); - var superCall = ts.createFunctionApply(ts.createIdentifier("_super"), actualThis, ts.createIdentifier("arguments")); - return ts.createLogicalOr(superCall, actualThis); + return ts.createLogicalOr(ts.createLogicalAnd(ts.createStrictInequality(ts.createIdentifier("_super"), ts.createNull()), ts.createFunctionApply(ts.createIdentifier("_super"), createActualThis(), ts.createIdentifier("arguments"))), createActualThis()); } /** * Visits a parameter declaration. @@ -49814,25 +53762,25 @@ var ts; else if (ts.isBindingPattern(node.name)) { // Binding patterns are converted into a generated name and are // evaluated inside the function body. - return ts.setOriginalNode(ts.createParameter( + return ts.setOriginalNode(ts.setTextRange(ts.createParameter( /*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, ts.getGeneratedNameForNode(node), /*questionToken*/ undefined, /*type*/ undefined, - /*initializer*/ undefined, + /*initializer*/ undefined), /*location*/ node), /*original*/ node); } else if (node.initializer) { // Initializers are elided - return ts.setOriginalNode(ts.createParameter( + return ts.setOriginalNode(ts.setTextRange(ts.createParameter( /*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, node.name, /*questionToken*/ undefined, /*type*/ undefined, - /*initializer*/ undefined, + /*initializer*/ undefined), /*location*/ node), /*original*/ node); } @@ -49862,17 +53810,17 @@ var ts; } for (var _i = 0, _a = node.parameters; _i < _a.length; _i++) { var parameter = _a[_i]; - var name_35 = parameter.name, initializer = parameter.initializer, dotDotDotToken = parameter.dotDotDotToken; + var name = parameter.name, initializer = parameter.initializer, dotDotDotToken = parameter.dotDotDotToken; // A rest parameter cannot have a binding pattern or an initializer, // so let's just ignore it. if (dotDotDotToken) { continue; } - if (ts.isBindingPattern(name_35)) { - addDefaultValueAssignmentForBindingPattern(statements, parameter, name_35, initializer); + if (ts.isBindingPattern(name)) { + addDefaultValueAssignmentForBindingPattern(statements, parameter, name, initializer); } else if (initializer) { - addDefaultValueAssignmentForInitializer(statements, parameter, name_35, initializer); + addDefaultValueAssignmentForInitializer(statements, parameter, name, initializer); } } } @@ -49907,13 +53855,11 @@ var ts; */ function addDefaultValueAssignmentForInitializer(statements, parameter, name, initializer) { initializer = ts.visitNode(initializer, visitor, ts.isExpression); - var statement = ts.createIf(ts.createTypeCheck(ts.getSynthesizedClone(name), "undefined"), ts.setEmitFlags(ts.createBlock([ - ts.createStatement(ts.createAssignment(ts.setEmitFlags(ts.getMutableClone(name), 48 /* NoSourceMap */), ts.setEmitFlags(initializer, 48 /* NoSourceMap */ | ts.getEmitFlags(initializer)), - /*location*/ parameter)) - ], /*location*/ parameter), 1 /* SingleLine */ | 32 /* NoTrailingSourceMap */ | 384 /* NoTokenSourceMaps */), - /*elseStatement*/ undefined, - /*location*/ parameter); + var statement = ts.createIf(ts.createTypeCheck(ts.getSynthesizedClone(name), "undefined"), ts.setEmitFlags(ts.setTextRange(ts.createBlock([ + ts.createStatement(ts.setTextRange(ts.createAssignment(ts.setEmitFlags(ts.getMutableClone(name), 48 /* NoSourceMap */), ts.setEmitFlags(initializer, 48 /* NoSourceMap */ | ts.getEmitFlags(initializer))), parameter)) + ]), parameter), 1 /* SingleLine */ | 32 /* NoTrailingSourceMap */ | 384 /* NoTokenSourceMaps */)); statement.startsOnNewLine = true; + ts.setTextRange(statement, parameter); ts.setEmitFlags(statement, 384 /* NoTokenSourceMaps */ | 32 /* NoTrailingSourceMap */ | 524288 /* CustomPrologue */); statements.push(statement); } @@ -49950,22 +53896,21 @@ var ts; var restIndex = node.parameters.length - 1; var temp = ts.createLoopVariable(); // var param = []; - statements.push(ts.setEmitFlags(ts.createVariableStatement( + statements.push(ts.setEmitFlags(ts.setTextRange(ts.createVariableStatement( /*modifiers*/ undefined, ts.createVariableDeclarationList([ ts.createVariableDeclaration(declarationName, /*type*/ undefined, ts.createArrayLiteral([])) - ]), + ])), /*location*/ parameter), 524288 /* CustomPrologue */)); // for (var _i = restIndex; _i < arguments.length; _i++) { // param[_i - restIndex] = arguments[_i]; // } - var forStatement = ts.createFor(ts.createVariableDeclarationList([ + var forStatement = ts.createFor(ts.setTextRange(ts.createVariableDeclarationList([ ts.createVariableDeclaration(temp, /*type*/ undefined, ts.createLiteral(restIndex)) - ], /*location*/ parameter), ts.createLessThan(temp, ts.createPropertyAccess(ts.createIdentifier("arguments"), "length"), - /*location*/ parameter), ts.createPostfixIncrement(temp, /*location*/ parameter), ts.createBlock([ - ts.startOnNewLine(ts.createStatement(ts.createAssignment(ts.createElementAccess(expressionName, restIndex === 0 + ]), parameter), ts.setTextRange(ts.createLessThan(temp, ts.createPropertyAccess(ts.createIdentifier("arguments"), "length")), parameter), ts.setTextRange(ts.createPostfixIncrement(temp), parameter), ts.createBlock([ + ts.startOnNewLine(ts.setTextRange(ts.createStatement(ts.createAssignment(ts.createElementAccess(expressionName, restIndex === 0 ? temp - : ts.createSubtract(temp, ts.createLiteral(restIndex))), ts.createElementAccess(ts.createIdentifier("arguments"), temp)), + : ts.createSubtract(temp, ts.createLiteral(restIndex))), ts.createElementAccess(ts.createIdentifier("arguments"), temp))), /*location*/ parameter)) ])); ts.setEmitFlags(forStatement, 524288 /* CustomPrologue */); @@ -49979,7 +53924,7 @@ var ts; * @param node A node. */ function addCaptureThisForNodeIfNeeded(statements, node) { - if (node.transformFlags & 32768 /* ContainsCapturedLexicalThis */ && node.kind !== 185 /* ArrowFunction */) { + if (node.transformFlags & 32768 /* ContainsCapturedLexicalThis */ && node.kind !== 186 /* ArrowFunction */) { captureThisForNode(statements, node, ts.createThis()); } } @@ -49989,11 +53934,52 @@ var ts; /*modifiers*/ undefined, ts.createVariableDeclarationList([ ts.createVariableDeclaration("_this", /*type*/ undefined, initializer) - ]), originalStatement); + ])); ts.setEmitFlags(captureThisStatement, 1536 /* NoComments */ | 524288 /* CustomPrologue */); + ts.setTextRange(captureThisStatement, originalStatement); ts.setSourceMapRange(captureThisStatement, node); statements.push(captureThisStatement); } + function prependCaptureNewTargetIfNeeded(statements, node, copyOnWrite) { + if (hierarchyFacts & 16384 /* NewTarget */) { + var newTarget = void 0; + switch (node.kind) { + case 186 /* ArrowFunction */: + return statements; + case 150 /* MethodDeclaration */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + // Methods and accessors cannot be constructors, so 'new.target' will + // always return 'undefined'. + newTarget = ts.createVoidZero(); + break; + case 151 /* Constructor */: + // Class constructors can only be called with `new`, so `this.constructor` + // should be relatively safe to use. + newTarget = ts.createPropertyAccess(ts.setEmitFlags(ts.createThis(), 4 /* NoSubstitution */), "constructor"); + break; + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + // Functions can be called or constructed, and may have a `this` due to + // being a member or when calling an imported function via `other_1.f()`. + newTarget = ts.createConditional(ts.createLogicalAnd(ts.setEmitFlags(ts.createThis(), 4 /* NoSubstitution */), ts.createBinary(ts.setEmitFlags(ts.createThis(), 4 /* NoSubstitution */), 92 /* InstanceOfKeyword */, ts.getLocalName(node))), ts.createPropertyAccess(ts.setEmitFlags(ts.createThis(), 4 /* NoSubstitution */), "constructor"), ts.createVoidZero()); + break; + default: + ts.Debug.failBadSyntaxKind(node); + break; + } + var captureNewTargetStatement = ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.createVariableDeclaration("_newTarget", + /*type*/ undefined, newTarget) + ])); + if (copyOnWrite) { + return [captureNewTargetStatement].concat(statements); + } + statements.unshift(captureNewTargetStatement); + } + return statements; + } /** * Adds statements to the class body function for a class to define the members of the * class. @@ -50005,20 +53991,20 @@ var ts; for (var _i = 0, _a = node.members; _i < _a.length; _i++) { var member = _a[_i]; switch (member.kind) { - case 203 /* SemicolonClassElement */: + case 205 /* SemicolonClassElement */: statements.push(transformSemicolonClassElementToStatement(member)); break; - case 149 /* MethodDeclaration */: - statements.push(transformClassMethodDeclarationToStatement(getClassMemberPrefix(node, member), member)); + case 150 /* MethodDeclaration */: + statements.push(transformClassMethodDeclarationToStatement(getClassMemberPrefix(node, member), member, node)); break; - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: var accessors = ts.getAllAccessorDeclarations(node.members, member); if (member === accessors.firstAccessor) { - statements.push(transformAccessorsToStatement(getClassMemberPrefix(node, member), accessors)); + statements.push(transformAccessorsToStatement(getClassMemberPrefix(node, member), accessors, node)); } break; - case 150 /* Constructor */: + case 151 /* Constructor */: // Constructors are handled in visitClassExpression/visitClassDeclaration break; default: @@ -50033,7 +54019,7 @@ var ts; * @param member The SemicolonClassElement node. */ function transformSemicolonClassElementToStatement(member) { - return ts.createEmptyStatement(/*location*/ member); + return ts.setTextRange(ts.createEmptyStatement(), member); } /** * Transforms a MethodDeclaration into a statement for a class body function. @@ -50041,14 +54027,15 @@ var ts; * @param receiver The receiver for the member. * @param member The MethodDeclaration node. */ - function transformClassMethodDeclarationToStatement(receiver, member) { + function transformClassMethodDeclarationToStatement(receiver, member, container) { + var ancestorFacts = enterSubtree(0 /* None */, 0 /* None */); var commentRange = ts.getCommentRange(member); var sourceMapRange = ts.getSourceMapRange(member); var memberName = ts.createMemberAccessForPropertyName(receiver, ts.visitNode(member.name, visitor, ts.isPropertyName), /*location*/ member.name); - var memberFunction = transformFunctionLikeToExpression(member, /*location*/ member, /*name*/ undefined); + var memberFunction = transformFunctionLikeToExpression(member, /*location*/ member, /*name*/ undefined, container); ts.setEmitFlags(memberFunction, 1536 /* NoComments */); ts.setSourceMapRange(memberFunction, sourceMapRange); - var statement = ts.createStatement(ts.createAssignment(memberName, memberFunction), + var statement = ts.setTextRange(ts.createStatement(ts.createAssignment(memberName, memberFunction)), /*location*/ member); ts.setOriginalNode(statement, member); ts.setCommentRange(statement, commentRange); @@ -50056,6 +54043,7 @@ var ts; // No source map should be emitted for this statement to align with the // old emitter. ts.setEmitFlags(statement, 48 /* NoSourceMap */); + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, hierarchyFacts & 49152 /* PropagateNewTargetMask */ ? 16384 /* NewTarget */ : 0 /* None */); return statement; } /** @@ -50064,13 +54052,13 @@ var ts; * @param receiver The receiver for the member. * @param accessors The set of related get/set accessors. */ - function transformAccessorsToStatement(receiver, accessors) { - var statement = ts.createStatement(transformAccessorsToExpression(receiver, accessors, /*startsOnNewLine*/ false), - /*location*/ ts.getSourceMapRange(accessors.firstAccessor)); + function transformAccessorsToStatement(receiver, accessors, container) { + var statement = ts.createStatement(transformAccessorsToExpression(receiver, accessors, container, /*startsOnNewLine*/ false)); // The location for the statement is used to emit source maps only. // No comments should be emitted for this statement to align with the // old emitter. ts.setEmitFlags(statement, 1536 /* NoComments */); + ts.setSourceMapRange(statement, ts.getSourceMapRange(accessors.firstAccessor)); return statement; } /** @@ -50079,8 +54067,9 @@ var ts; * * @param receiver The receiver for the member. */ - function transformAccessorsToExpression(receiver, _a, startsOnNewLine) { + function transformAccessorsToExpression(receiver, _a, container, startsOnNewLine) { var firstAccessor = _a.firstAccessor, getAccessor = _a.getAccessor, setAccessor = _a.setAccessor; + var ancestorFacts = enterSubtree(0 /* None */, 0 /* None */); // To align with source maps in the old emitter, the receiver and property name // arguments are both mapped contiguously to the accessor name. var target = ts.getMutableClone(receiver); @@ -50091,7 +54080,7 @@ var ts; ts.setSourceMapRange(propertyName, firstAccessor.name); var properties = []; if (getAccessor) { - var getterFunction = transformFunctionLikeToExpression(getAccessor, /*location*/ undefined, /*name*/ undefined); + var getterFunction = transformFunctionLikeToExpression(getAccessor, /*location*/ undefined, /*name*/ undefined, container); ts.setSourceMapRange(getterFunction, ts.getSourceMapRange(getAccessor)); ts.setEmitFlags(getterFunction, 512 /* NoLeadingComments */); var getter = ts.createPropertyAssignment("get", getterFunction); @@ -50099,23 +54088,24 @@ var ts; properties.push(getter); } if (setAccessor) { - var setterFunction = transformFunctionLikeToExpression(setAccessor, /*location*/ undefined, /*name*/ undefined); + var setterFunction = transformFunctionLikeToExpression(setAccessor, /*location*/ undefined, /*name*/ undefined, container); ts.setSourceMapRange(setterFunction, ts.getSourceMapRange(setAccessor)); ts.setEmitFlags(setterFunction, 512 /* NoLeadingComments */); var setter = ts.createPropertyAssignment("set", setterFunction); ts.setCommentRange(setter, ts.getCommentRange(setAccessor)); properties.push(setter); } - properties.push(ts.createPropertyAssignment("enumerable", ts.createLiteral(true)), ts.createPropertyAssignment("configurable", ts.createLiteral(true))); + properties.push(ts.createPropertyAssignment("enumerable", ts.createTrue()), ts.createPropertyAssignment("configurable", ts.createTrue())); var call = ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "defineProperty"), /*typeArguments*/ undefined, [ target, propertyName, - ts.createObjectLiteral(properties, /*location*/ undefined, /*multiLine*/ true) + ts.createObjectLiteral(properties, /*multiLine*/ true) ]); if (startsOnNewLine) { call.startsOnNewLine = true; } + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, hierarchyFacts & 49152 /* PropagateNewTargetMask */ ? 16384 /* NewTarget */ : 0 /* None */); return call; } /** @@ -50127,14 +54117,20 @@ var ts; if (node.transformFlags & 16384 /* ContainsLexicalThis */) { enableSubstitutionsForCapturedThis(); } + var savedConvertedLoopState = convertedLoopState; + convertedLoopState = undefined; + var ancestorFacts = enterSubtree(16256 /* ArrowFunctionExcludes */, 66 /* ArrowFunctionIncludes */); var func = ts.createFunctionExpression( /*modifiers*/ undefined, /*asteriskToken*/ undefined, /*name*/ undefined, /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, transformFunctionBody(node), node); + /*type*/ undefined, transformFunctionBody(node)); + ts.setTextRange(func, node); ts.setOriginalNode(func, node); ts.setEmitFlags(func, 8 /* CapturesThis */); + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + convertedLoopState = savedConvertedLoopState; return func; } /** @@ -50143,12 +54139,24 @@ var ts; * @param node a FunctionExpression node. */ function visitFunctionExpression(node) { - return ts.updateFunctionExpression(node, - /*modifiers*/ undefined, node.name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, node.transformFlags & 64 /* ES2015 */ + var ancestorFacts = ts.getEmitFlags(node) & 131072 /* AsyncFunctionBody */ + ? enterSubtree(16278 /* AsyncFunctionBodyExcludes */, 69 /* AsyncFunctionBodyIncludes */) + : enterSubtree(16286 /* FunctionExcludes */, 65 /* FunctionIncludes */); + var savedConvertedLoopState = convertedLoopState; + convertedLoopState = undefined; + var parameters = ts.visitParameterList(node.parameters, visitor, context); + var body = node.transformFlags & 64 /* ES2015 */ ? transformFunctionBody(node) - : ts.visitFunctionBody(node.body, visitor, context)); + : visitFunctionBodyDownLevel(node); + var name = hierarchyFacts & 16384 /* NewTarget */ + ? ts.getLocalName(node) + : node.name; + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, 0 /* None */); + convertedLoopState = savedConvertedLoopState; + return ts.updateFunctionExpression(node, + /*modifiers*/ undefined, node.asteriskToken, name, + /*typeParameters*/ undefined, parameters, + /*type*/ undefined, body); } /** * Visits a FunctionDeclaration node. @@ -50156,12 +54164,22 @@ var ts; * @param node a FunctionDeclaration node. */ function visitFunctionDeclaration(node) { - return ts.updateFunctionDeclaration(node, - /*decorators*/ undefined, node.modifiers, node.name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, node.transformFlags & 64 /* ES2015 */ + var savedConvertedLoopState = convertedLoopState; + convertedLoopState = undefined; + var ancestorFacts = enterSubtree(16286 /* FunctionExcludes */, 65 /* FunctionIncludes */); + var parameters = ts.visitParameterList(node.parameters, visitor, context); + var body = node.transformFlags & 64 /* ES2015 */ ? transformFunctionBody(node) - : ts.visitFunctionBody(node.body, visitor, context)); + : visitFunctionBodyDownLevel(node); + var name = hierarchyFacts & 16384 /* NewTarget */ + ? ts.getLocalName(node) + : node.name; + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, 0 /* None */); + convertedLoopState = savedConvertedLoopState; + return ts.updateFunctionDeclaration(node, + /*decorators*/ undefined, ts.visitNodes(node.modifiers, visitor, ts.isModifier), node.asteriskToken, name, + /*typeParameters*/ undefined, parameters, + /*type*/ undefined, body); } /** * Transforms a function-like node into a FunctionExpression. @@ -50170,18 +54188,24 @@ var ts; * @param location The source-map location for the new FunctionExpression. * @param name The name of the new FunctionExpression. */ - function transformFunctionLikeToExpression(node, location, name) { - var savedContainingNonArrowFunction = enclosingNonArrowFunction; - if (node.kind !== 185 /* ArrowFunction */) { - enclosingNonArrowFunction = node; + function transformFunctionLikeToExpression(node, location, name, container) { + var savedConvertedLoopState = convertedLoopState; + convertedLoopState = undefined; + var ancestorFacts = container && ts.isClassLike(container) && !ts.hasModifier(node, 32 /* Static */) + ? enterSubtree(16286 /* FunctionExcludes */, 65 /* FunctionIncludes */ | 8 /* NonStaticClassElement */) + : enterSubtree(16286 /* FunctionExcludes */, 65 /* FunctionIncludes */); + var parameters = ts.visitParameterList(node.parameters, visitor, context); + var body = transformFunctionBody(node); + if (hierarchyFacts & 16384 /* NewTarget */ && !name && (node.kind === 227 /* FunctionDeclaration */ || node.kind === 185 /* FunctionExpression */)) { + name = ts.getGeneratedNameForNode(node); } - var expression = ts.setOriginalNode(ts.createFunctionExpression( + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, 0 /* None */); + convertedLoopState = savedConvertedLoopState; + return ts.setOriginalNode(ts.setTextRange(ts.createFunctionExpression( /*modifiers*/ undefined, node.asteriskToken, name, - /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, saveStateAndInvoke(node, transformFunctionBody), location), + /*typeParameters*/ undefined, parameters, + /*type*/ undefined, body), location), /*original*/ node); - enclosingNonArrowFunction = savedContainingNonArrowFunction; - return expression; } /** * Transforms the body of a function-like node. @@ -50199,8 +54223,8 @@ var ts; resumeLexicalEnvironment(); if (ts.isBlock(body)) { // ensureUseStrict is false because no new prologue-directive should be added. - // addPrologueDirectives will simply put already-existing directives at the beginning of the target statement-array - statementOffset = ts.addPrologueDirectives(statements, body.statements, /*ensureUseStrict*/ false, visitor); + // addStandardPrologue will put already-existing directives at the beginning of the target statement-array + statementOffset = ts.addStandardPrologue(statements, body.statements, /*ensureUseStrict*/ false); } addCaptureThisForNodeIfNeeded(statements, node); addDefaultValueAssignmentsIfNeeded(statements, node); @@ -50210,6 +54234,8 @@ var ts; multiLine = true; } if (ts.isBlock(body)) { + // addCustomPrologue puts already-existing directives at the beginning of the target statement-array + statementOffset = ts.addCustomPrologue(statements, body.statements, statementOffset, visitor); statementsLocation = body.statements; ts.addRange(statements, ts.visitNodes(body.statements, visitor, ts.isStatement, statementOffset)); // If the original body was a multi-line block, this must be a multi-line block. @@ -50218,7 +54244,7 @@ var ts; } } else { - ts.Debug.assert(node.kind === 185 /* ArrowFunction */); + ts.Debug.assert(node.kind === 186 /* ArrowFunction */); // To align with the old emitter, we use a synthetic end position on the location // for the statement list we synthesize when we down-level an arrow function with // an expression function body. This prevents both comments and source maps from @@ -50234,7 +54260,8 @@ var ts; } } var expression = ts.visitNode(body, visitor, ts.isExpression); - var returnStatement = ts.createReturn(expression, /*location*/ body); + var returnStatement = ts.createReturn(expression); + ts.setTextRange(returnStatement, body); ts.setEmitFlags(returnStatement, 384 /* NoTokenSourceMaps */ | 32 /* NoTrailingSourceMap */ | 1024 /* NoTrailingComments */); statements.push(returnStatement); // To align with the source map emit for the old emitter, we set a custom @@ -50243,11 +54270,13 @@ var ts; } var lexicalEnvironment = context.endLexicalEnvironment(); ts.addRange(statements, lexicalEnvironment); + prependCaptureNewTargetIfNeeded(statements, node, /*copyOnWrite*/ false); // If we added any final generated statements, this must be a multi-line block if (!multiLine && lexicalEnvironment && lexicalEnvironment.length) { multiLine = true; } - var block = ts.createBlock(ts.createNodeArray(statements, statementsLocation), node.body, multiLine); + var block = ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), statementsLocation), multiLine); + ts.setTextRange(block, node.body); if (!multiLine && singleLine) { ts.setEmitFlags(block, 1 /* SingleLine */); } @@ -50257,6 +54286,23 @@ var ts; ts.setOriginalNode(block, node.body); return block; } + function visitFunctionBodyDownLevel(node) { + var updated = ts.visitFunctionBody(node.body, functionBodyVisitor, context); + return ts.updateBlock(updated, ts.setTextRange(ts.createNodeArray(prependCaptureNewTargetIfNeeded(updated.statements, node, /*copyOnWrite*/ true)), + /*location*/ updated.statements)); + } + function visitBlock(node, isFunctionBody) { + if (isFunctionBody) { + // A function body is not a block scope. + return ts.visitEachChild(node, visitor, context); + } + var ancestorFacts = hierarchyFacts & 256 /* IterationStatement */ + ? enterSubtree(4032 /* IterationStatementBlockExcludes */, 512 /* IterationStatementBlockIncludes */) + : enterSubtree(3904 /* BlockExcludes */, 128 /* BlockIncludes */); + var updated = ts.visitEachChild(node, visitor, context); + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return updated; + } /** * Visits an ExpressionStatement that contains a destructuring assignment. * @@ -50265,9 +54311,9 @@ var ts; function visitExpressionStatement(node) { // If we are here it is most likely because our expression is a destructuring assignment. switch (node.expression.kind) { - case 183 /* ParenthesizedExpression */: + case 184 /* ParenthesizedExpression */: return ts.updateStatement(node, visitParenthesizedExpression(node.expression, /*needsDestructuringValue*/ false)); - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: return ts.updateStatement(node, visitBinaryExpression(node.expression, /*needsDestructuringValue*/ false)); } return ts.visitEachChild(node, visitor, context); @@ -50282,10 +54328,13 @@ var ts; function visitParenthesizedExpression(node, needsDestructuringValue) { // If we are here it is most likely because our expression is a destructuring assignment. if (!needsDestructuringValue) { + // By default we always emit the RHS at the end of a flattened destructuring + // expression. If we are in a state where we do not need the destructuring value, + // we pass that information along to the children that care about it. switch (node.expression.kind) { - case 183 /* ParenthesizedExpression */: + case 184 /* ParenthesizedExpression */: return ts.updateParen(node, visitParenthesizedExpression(node.expression, /*needsDestructuringValue*/ false)); - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: return ts.updateParen(node, visitBinaryExpression(node.expression, /*needsDestructuringValue*/ false)); } } @@ -50303,9 +54352,12 @@ var ts; if (ts.isDestructuringAssignment(node)) { return ts.flattenDestructuringAssignment(node, visitor, context, 0 /* All */, needsDestructuringValue); } + return ts.visitEachChild(node, visitor, context); } function visitVariableStatement(node) { - if (convertedLoopState && (ts.getCombinedNodeFlags(node.declarationList) & 3 /* BlockScoped */) == 0) { + var ancestorFacts = enterSubtree(0 /* None */, ts.hasModifier(node, 1 /* Export */) ? 32 /* ExportedVariableStatement */ : 0 /* None */); + var updated; + if (convertedLoopState && (node.declarationList.flags & 3 /* BlockScoped */) === 0) { // we are inside a converted loop - hoist variable declarations var assignments = void 0; for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { @@ -50319,18 +54371,22 @@ var ts; else { assignment = ts.createBinary(decl.name, 57 /* EqualsToken */, ts.visitNode(decl.initializer, visitor, ts.isExpression)); } - (assignments || (assignments = [])).push(assignment); + assignments = ts.append(assignments, assignment); } } if (assignments) { - return ts.createStatement(ts.reduceLeft(assignments, function (acc, v) { return ts.createBinary(v, 25 /* CommaToken */, acc); }), node); + updated = ts.setTextRange(ts.createStatement(ts.reduceLeft(assignments, function (acc, v) { return ts.createBinary(v, 25 /* CommaToken */, acc); })), node); } else { // none of declarations has initializer - the entire variable statement can be deleted - return undefined; + updated = undefined; } } - return ts.visitEachChild(node, visitor, context); + else { + updated = ts.visitEachChild(node, visitor, context); + } + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return updated; } /** * Visits a VariableDeclarationList that is block scoped (e.g. `let` or `const`). @@ -50338,25 +54394,29 @@ var ts; * @param node A VariableDeclarationList node. */ function visitVariableDeclarationList(node) { - if (node.flags & 3 /* BlockScoped */) { - enableSubstitutionsForBlockScopedBindings(); - } - var declarations = ts.flatten(ts.map(node.declarations, node.flags & 1 /* Let */ - ? visitVariableDeclarationInLetDeclarationList - : visitVariableDeclaration)); - var declarationList = ts.createVariableDeclarationList(declarations, /*location*/ node); - ts.setOriginalNode(declarationList, node); - ts.setCommentRange(declarationList, node); - if (node.transformFlags & 8388608 /* ContainsBindingPattern */ - && (ts.isBindingPattern(node.declarations[0].name) - || ts.isBindingPattern(ts.lastOrUndefined(node.declarations).name))) { - // If the first or last declaration is a binding pattern, we need to modify - // the source map range for the declaration list. - var firstDeclaration = ts.firstOrUndefined(declarations); - var lastDeclaration = ts.lastOrUndefined(declarations); - ts.setSourceMapRange(declarationList, ts.createRange(firstDeclaration.pos, lastDeclaration.end)); + if (node.transformFlags & 64 /* ES2015 */) { + if (node.flags & 3 /* BlockScoped */) { + enableSubstitutionsForBlockScopedBindings(); + } + var declarations = ts.flatten(ts.map(node.declarations, node.flags & 1 /* Let */ + ? visitVariableDeclarationInLetDeclarationList + : visitVariableDeclaration)); + var declarationList = ts.createVariableDeclarationList(declarations); + ts.setOriginalNode(declarationList, node); + ts.setTextRange(declarationList, node); + ts.setCommentRange(declarationList, node); + if (node.transformFlags & 8388608 /* ContainsBindingPattern */ + && (ts.isBindingPattern(node.declarations[0].name) + || ts.isBindingPattern(ts.lastOrUndefined(node.declarations).name))) { + // If the first or last declaration is a binding pattern, we need to modify + // the source map range for the declaration list. + var firstDeclaration = ts.firstOrUndefined(declarations); + var lastDeclaration = ts.lastOrUndefined(declarations); + ts.setSourceMapRange(declarationList, ts.createRange(firstDeclaration.pos, lastDeclaration.end)); + } + return declarationList; } - return declarationList; + return ts.visitEachChild(node, visitor, context); } /** * Gets a value indicating whether we should emit an explicit initializer for a variable @@ -50407,18 +54467,16 @@ var ts; var flags = resolver.getNodeCheckFlags(node); var isCapturedInFunction = flags & 131072 /* CapturedBlockScopedBinding */; var isDeclaredInLoop = flags & 262144 /* BlockScopedBindingInLoop */; - var emittedAsTopLevel = ts.isBlockScopedContainerTopLevel(enclosingBlockScopeContainer) + var emittedAsTopLevel = (hierarchyFacts & 64 /* TopLevel */) !== 0 || (isCapturedInFunction && isDeclaredInLoop - && ts.isBlock(enclosingBlockScopeContainer) - && ts.isIterationStatement(enclosingBlockScopeContainerParent, /*lookInLabeledStatements*/ false)); + && (hierarchyFacts & 512 /* IterationStatementBlock */) !== 0); var emitExplicitInitializer = !emittedAsTopLevel - && enclosingBlockScopeContainer.kind !== 212 /* ForInStatement */ - && enclosingBlockScopeContainer.kind !== 213 /* ForOfStatement */ + && (hierarchyFacts & 2048 /* ForInOrForOfStatement */) === 0 && (!resolver.isDeclarationWithCollidingName(node) || (isDeclaredInLoop && !isCapturedInFunction - && !ts.isIterationStatement(enclosingBlockScopeContainer, /*lookInLabeledStatements*/ false))); + && (hierarchyFacts & (1024 /* ForStatement */ | 2048 /* ForInOrForOfStatement */)) === 0)); return emitExplicitInitializer; } /** @@ -50447,101 +54505,77 @@ var ts; * @param node A VariableDeclaration node. */ function visitVariableDeclaration(node) { - // If we are here it is because the name contains a binding pattern. + var ancestorFacts = enterSubtree(32 /* ExportedVariableStatement */, 0 /* None */); + var updated; if (ts.isBindingPattern(node.name)) { - var hoistTempVariables = enclosingVariableStatement - && ts.hasModifier(enclosingVariableStatement, 1 /* Export */); - return ts.flattenDestructuringBinding(node, visitor, context, 0 /* All */, - /*value*/ undefined, hoistTempVariables); - } - return ts.visitEachChild(node, visitor, context); - } - function visitLabeledStatement(node) { - if (convertedLoopState) { - if (!convertedLoopState.labels) { - convertedLoopState.labels = ts.createMap(); - } - convertedLoopState.labels[node.label.text] = node.label.text; - } - var result; - if (ts.isIterationStatement(node.statement, /*lookInLabeledStatements*/ false) && shouldConvertIterationStatementBody(node.statement)) { - result = ts.visitNodes(ts.createNodeArray([node.statement]), visitor, ts.isStatement); + updated = ts.flattenDestructuringBinding(node, visitor, context, 0 /* All */, + /*value*/ undefined, (ancestorFacts & 32 /* ExportedVariableStatement */) !== 0); } else { - result = ts.visitEachChild(node, visitor, context); + updated = ts.visitEachChild(node, visitor, context); } - if (convertedLoopState) { - convertedLoopState.labels[node.label.text] = undefined; + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return updated; + } + function recordLabel(node) { + convertedLoopState.labels.set(node.label.text, node.label.text); + } + function resetLabel(node) { + convertedLoopState.labels.set(node.label.text, undefined); + } + function visitLabeledStatement(node) { + if (convertedLoopState && !convertedLoopState.labels) { + convertedLoopState.labels = ts.createMap(); } - return result; + var statement = ts.unwrapInnermostStatementOfLabel(node, convertedLoopState && recordLabel); + return ts.isIterationStatement(statement, /*lookInLabeledStatements*/ false) + ? visitIterationStatement(statement, /*outermostLabeledStatement*/ node) + : ts.restoreEnclosingLabel(ts.visitNode(statement, visitor, ts.isStatement), node, convertedLoopState && resetLabel); } - function visitDoStatement(node) { - return convertIterationStatementBodyIfNecessary(node); + function visitIterationStatement(node, outermostLabeledStatement) { + switch (node.kind) { + case 211 /* DoStatement */: + case 212 /* WhileStatement */: + return visitDoOrWhileStatement(node, outermostLabeledStatement); + case 213 /* ForStatement */: + return visitForStatement(node, outermostLabeledStatement); + case 214 /* ForInStatement */: + return visitForInStatement(node, outermostLabeledStatement); + case 215 /* ForOfStatement */: + return visitForOfStatement(node, outermostLabeledStatement); + } + } + function visitIterationStatementWithFacts(excludeFacts, includeFacts, node, outermostLabeledStatement, convert) { + var ancestorFacts = enterSubtree(excludeFacts, includeFacts); + var updated = convertIterationStatementBodyIfNecessary(node, outermostLabeledStatement, convert); + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return updated; } - function visitWhileStatement(node) { - return convertIterationStatementBodyIfNecessary(node); + function visitDoOrWhileStatement(node, outermostLabeledStatement) { + return visitIterationStatementWithFacts(0 /* DoOrWhileStatementExcludes */, 256 /* DoOrWhileStatementIncludes */, node, outermostLabeledStatement); } - function visitForStatement(node) { - return convertIterationStatementBodyIfNecessary(node); + function visitForStatement(node, outermostLabeledStatement) { + return visitIterationStatementWithFacts(3008 /* ForStatementExcludes */, 1280 /* ForStatementIncludes */, node, outermostLabeledStatement); } - function visitForInStatement(node) { - return convertIterationStatementBodyIfNecessary(node); + function visitForInStatement(node, outermostLabeledStatement) { + return visitIterationStatementWithFacts(1984 /* ForInOrForOfStatementExcludes */, 2304 /* ForInOrForOfStatementIncludes */, node, outermostLabeledStatement); } - /** - * Visits a ForOfStatement and converts it into a compatible ForStatement. - * - * @param node A ForOfStatement. - */ - function visitForOfStatement(node) { - return convertIterationStatementBodyIfNecessary(node, convertForOfToFor); + function visitForOfStatement(node, outermostLabeledStatement) { + return visitIterationStatementWithFacts(1984 /* ForInOrForOfStatementExcludes */, 2304 /* ForInOrForOfStatementIncludes */, node, outermostLabeledStatement, compilerOptions.downlevelIteration ? convertForOfStatementForIterable : convertForOfStatementForArray); } - function convertForOfToFor(node, convertedLoopBodyStatements) { - // The following ES6 code: - // - // for (let v of expr) { } - // - // should be emitted as - // - // for (var _i = 0, _a = expr; _i < _a.length; _i++) { - // var v = _a[_i]; - // } - // - // where _a and _i are temps emitted to capture the RHS and the counter, - // respectively. - // When the left hand side is an expression instead of a let declaration, - // the "let v" is not emitted. - // When the left hand side is a let/const, the v is renamed if there is - // another v in scope. - // Note that all assignments to the LHS are emitted in the body, including - // all destructuring. - // Note also that because an extra statement is needed to assign to the LHS, - // for-of bodies are always emitted as blocks. - var expression = ts.visitNode(node.expression, visitor, ts.isExpression); - var initializer = node.initializer; + function convertForOfStatementHead(node, boundValue, convertedLoopBodyStatements) { var statements = []; - // In the case where the user wrote an identifier as the RHS, like this: - // - // for (let v of arr) { } - // - // we don't want to emit a temporary variable for the RHS, just use it directly. - var counter = ts.createLoopVariable(); - var rhsReference = expression.kind === 70 /* Identifier */ - ? ts.createUniqueName(expression.text) - : ts.createTempVariable(/*recordTempVariable*/ undefined); - var elementAccess = ts.createElementAccess(rhsReference, counter); - // Initialize LHS - // var v = _a[_i]; - if (ts.isVariableDeclarationList(initializer)) { - if (initializer.flags & 3 /* BlockScoped */) { + if (ts.isVariableDeclarationList(node.initializer)) { + if (node.initializer.flags & 3 /* BlockScoped */) { enableSubstitutionsForBlockScopedBindings(); } - var firstOriginalDeclaration = ts.firstOrUndefined(initializer.declarations); + var firstOriginalDeclaration = ts.firstOrUndefined(node.initializer.declarations); if (firstOriginalDeclaration && ts.isBindingPattern(firstOriginalDeclaration.name)) { // This works whether the declaration is a var, let, or const. // It will use rhsIterationValue _a[_i] as the initializer. - var declarations = ts.flattenDestructuringBinding(firstOriginalDeclaration, visitor, context, 0 /* All */, elementAccess); - var declarationList = ts.createVariableDeclarationList(declarations, /*location*/ initializer); - ts.setOriginalNode(declarationList, initializer); + var declarations = ts.flattenDestructuringBinding(firstOriginalDeclaration, visitor, context, 0 /* All */, boundValue); + var declarationList = ts.setTextRange(ts.createVariableDeclarationList(declarations), node.initializer); + ts.setOriginalNode(declarationList, node.initializer); // Adjust the source map range for the first declaration to align with the old // emitter. var firstDeclaration = declarations[0]; @@ -50553,27 +54587,24 @@ var ts; else { // The following call does not include the initializer, so we have // to emit it separately. - statements.push(ts.createVariableStatement( - /*modifiers*/ undefined, ts.setOriginalNode(ts.createVariableDeclarationList([ + statements.push(ts.setTextRange(ts.createVariableStatement( + /*modifiers*/ undefined, ts.setOriginalNode(ts.setTextRange(ts.createVariableDeclarationList([ ts.createVariableDeclaration(firstOriginalDeclaration ? firstOriginalDeclaration.name : ts.createTempVariable(/*recordTempVariable*/ undefined), - /*type*/ undefined, ts.createElementAccess(rhsReference, counter)) - ], /*location*/ ts.moveRangePos(initializer, -1)), initializer), - /*location*/ ts.moveRangeEnd(initializer, -1))); + /*type*/ undefined, boundValue) + ]), ts.moveRangePos(node.initializer, -1)), node.initializer)), ts.moveRangeEnd(node.initializer, -1))); } } else { // Initializer is an expression. Emit the expression in the body, so that it's // evaluated on every iteration. - var assignment = ts.createAssignment(initializer, elementAccess); + var assignment = ts.createAssignment(node.initializer, boundValue); if (ts.isDestructuringAssignment(assignment)) { - // This is a destructuring pattern, so we flatten the destructuring instead. - statements.push(ts.createStatement(ts.flattenDestructuringAssignment(assignment, visitor, context, 0 /* All */))); + ts.aggregateTransformFlags(assignment); + statements.push(ts.createStatement(visitBinaryExpression(assignment, /*needsDestructuringValue*/ false))); } else { - // Currently there is not way to check that assignment is binary expression of destructing assignment - // so we have to cast never type to binaryExpression - assignment.end = initializer.end; - statements.push(ts.createStatement(assignment, /*location*/ ts.moveRangeEnd(initializer, -1))); + assignment.end = node.initializer.end; + statements.push(ts.setTextRange(ts.createStatement(ts.visitNode(assignment, visitor, ts.isExpression)), ts.moveRangeEnd(node.initializer, -1))); } } var bodyLocation; @@ -50582,7 +54613,7 @@ var ts; ts.addRange(statements, convertedLoopBodyStatements); } else { - var statement = ts.visitNode(node.statement, visitor, ts.isStatement); + var statement = ts.visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock); if (ts.isBlock(statement)) { ts.addRange(statements, statement.statements); bodyLocation = statement; @@ -50592,22 +54623,92 @@ var ts; statements.push(statement); } } - // The old emitter does not emit source maps for the expression - ts.setEmitFlags(expression, 48 /* NoSourceMap */ | ts.getEmitFlags(expression)); // The old emitter does not emit source maps for the block. // We add the location to preserve comments. - var body = ts.createBlock(ts.createNodeArray(statements, /*location*/ statementsLocation), - /*location*/ bodyLocation); - ts.setEmitFlags(body, 48 /* NoSourceMap */ | 384 /* NoTokenSourceMaps */); - var forStatement = ts.createFor(ts.setEmitFlags(ts.createVariableDeclarationList([ - ts.createVariableDeclaration(counter, /*type*/ undefined, ts.createLiteral(0), /*location*/ ts.moveRangePos(node.expression, -1)), - ts.createVariableDeclaration(rhsReference, /*type*/ undefined, expression, /*location*/ node.expression) - ], /*location*/ node.expression), 1048576 /* NoHoisting */), ts.createLessThan(counter, ts.createPropertyAccess(rhsReference, "length"), - /*location*/ node.expression), ts.createPostfixIncrement(counter, /*location*/ node.expression), body, + return ts.setEmitFlags(ts.setTextRange(ts.createBlock(ts.setTextRange(ts.createNodeArray(statements), statementsLocation), + /*multiLine*/ true), bodyLocation), 48 /* NoSourceMap */ | 384 /* NoTokenSourceMaps */); + } + function convertForOfStatementForArray(node, outermostLabeledStatement, convertedLoopBodyStatements) { + // The following ES6 code: + // + // for (let v of expr) { } + // + // should be emitted as + // + // for (var _i = 0, _a = expr; _i < _a.length; _i++) { + // var v = _a[_i]; + // } + // + // where _a and _i are temps emitted to capture the RHS and the counter, + // respectively. + // When the left hand side is an expression instead of a let declaration, + // the "let v" is not emitted. + // When the left hand side is a let/const, the v is renamed if there is + // another v in scope. + // Note that all assignments to the LHS are emitted in the body, including + // all destructuring. + // Note also that because an extra statement is needed to assign to the LHS, + // for-of bodies are always emitted as blocks. + var expression = ts.visitNode(node.expression, visitor, ts.isExpression); + // In the case where the user wrote an identifier as the RHS, like this: + // + // for (let v of arr) { } + // + // we don't want to emit a temporary variable for the RHS, just use it directly. + var counter = ts.createLoopVariable(); + var rhsReference = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(expression) : ts.createTempVariable(/*recordTempVariable*/ undefined); + // The old emitter does not emit source maps for the expression + ts.setEmitFlags(expression, 48 /* NoSourceMap */ | ts.getEmitFlags(expression)); + var forStatement = ts.setTextRange(ts.createFor( + /*initializer*/ ts.setEmitFlags(ts.setTextRange(ts.createVariableDeclarationList([ + ts.setTextRange(ts.createVariableDeclaration(counter, /*type*/ undefined, ts.createLiteral(0)), ts.moveRangePos(node.expression, -1)), + ts.setTextRange(ts.createVariableDeclaration(rhsReference, /*type*/ undefined, expression), node.expression) + ]), node.expression), 1048576 /* NoHoisting */), + /*condition*/ ts.setTextRange(ts.createLessThan(counter, ts.createPropertyAccess(rhsReference, "length")), node.expression), + /*incrementor*/ ts.setTextRange(ts.createPostfixIncrement(counter), node.expression), + /*statement*/ convertForOfStatementHead(node, ts.createElementAccess(rhsReference, counter), convertedLoopBodyStatements)), /*location*/ node); // Disable trailing source maps for the OpenParenToken to align source map emit with the old emitter. ts.setEmitFlags(forStatement, 256 /* NoTokenTrailingSourceMaps */); - return forStatement; + ts.setTextRange(forStatement, node); + return ts.restoreEnclosingLabel(forStatement, outermostLabeledStatement, convertedLoopState && resetLabel); + } + function convertForOfStatementForIterable(node, outermostLabeledStatement, convertedLoopBodyStatements) { + var expression = ts.visitNode(node.expression, visitor, ts.isExpression); + var iterator = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(expression) : ts.createTempVariable(/*recordTempVariable*/ undefined); + var result = ts.isIdentifier(expression) ? ts.getGeneratedNameForNode(iterator) : ts.createTempVariable(/*recordTempVariable*/ undefined); + var errorRecord = ts.createUniqueName("e"); + var catchVariable = ts.getGeneratedNameForNode(errorRecord); + var returnMethod = ts.createTempVariable(/*recordTempVariable*/ undefined); + var values = ts.createValuesHelper(context, expression, node.expression); + var next = ts.createCall(ts.createPropertyAccess(iterator, "next"), /*typeArguments*/ undefined, []); + hoistVariableDeclaration(errorRecord); + hoistVariableDeclaration(returnMethod); + var forStatement = ts.setEmitFlags(ts.setTextRange(ts.createFor( + /*initializer*/ ts.setEmitFlags(ts.setTextRange(ts.createVariableDeclarationList([ + ts.setTextRange(ts.createVariableDeclaration(iterator, /*type*/ undefined, values), node.expression), + ts.createVariableDeclaration(result, /*type*/ undefined, next) + ]), node.expression), 1048576 /* NoHoisting */), + /*condition*/ ts.createLogicalNot(ts.createPropertyAccess(result, "done")), + /*incrementor*/ ts.createAssignment(result, next), + /*statement*/ convertForOfStatementHead(node, ts.createPropertyAccess(result, "value"), convertedLoopBodyStatements)), + /*location*/ node), 256 /* NoTokenTrailingSourceMaps */); + return ts.createTry(ts.createBlock([ + ts.restoreEnclosingLabel(forStatement, outermostLabeledStatement, convertedLoopState && resetLabel) + ]), ts.createCatchClause(ts.createVariableDeclaration(catchVariable), ts.setEmitFlags(ts.createBlock([ + ts.createStatement(ts.createAssignment(errorRecord, ts.createObjectLiteral([ + ts.createPropertyAssignment("error", catchVariable) + ]))) + ]), 1 /* SingleLine */)), ts.createBlock([ + ts.createTry( + /*tryBlock*/ ts.createBlock([ + ts.setEmitFlags(ts.createIf(ts.createLogicalAnd(ts.createLogicalAnd(result, ts.createLogicalNot(ts.createPropertyAccess(result, "done"))), ts.createAssignment(returnMethod, ts.createPropertyAccess(iterator, "return"))), ts.createStatement(ts.createFunctionCall(returnMethod, iterator, []))), 1 /* SingleLine */), + ]), + /*catchClause*/ undefined, + /*finallyBlock*/ ts.setEmitFlags(ts.createBlock([ + ts.setEmitFlags(ts.createIf(errorRecord, ts.createThrow(ts.createPropertyAccess(errorRecord, "error"))), 1 /* SingleLine */) + ]), 1 /* SingleLine */)) + ])); } /** * Visits an ObjectLiteralExpression with computed propety names. @@ -50621,31 +54722,39 @@ var ts; // Find the first computed property. // Everything until that point can be emitted as part of the initial object literal. var numInitialProperties = numProperties; + var numInitialPropertiesWithoutYield = numProperties; for (var i = 0; i < numProperties; i++) { var property = properties[i]; - if (property.transformFlags & 16777216 /* ContainsYield */ - || property.name.kind === 142 /* ComputedPropertyName */) { + if ((property.transformFlags & 16777216 /* ContainsYield */ && hierarchyFacts & 4 /* AsyncFunctionBody */) + && i < numInitialPropertiesWithoutYield) { + numInitialPropertiesWithoutYield = i; + } + if (property.name.kind === 143 /* ComputedPropertyName */) { numInitialProperties = i; break; } } - ts.Debug.assert(numInitialProperties !== numProperties); - // For computed properties, we need to create a unique handle to the object - // literal so we can modify it without risking internal assignments tainting the object. - var temp = ts.createTempVariable(hoistVariableDeclaration); - // Write out the first non-computed properties, then emit the rest through indexing on the temp variable. - var expressions = []; - var assignment = ts.createAssignment(temp, ts.setEmitFlags(ts.createObjectLiteral(ts.visitNodes(properties, visitor, ts.isObjectLiteralElementLike, 0, numInitialProperties), - /*location*/ undefined, node.multiLine), 32768 /* Indented */)); - if (node.multiLine) { - assignment.startsOnNewLine = true; - } - expressions.push(assignment); - addObjectLiteralMembers(expressions, node, temp, numInitialProperties); - // We need to clone the temporary identifier so that we can write it on a - // new line - expressions.push(node.multiLine ? ts.startOnNewLine(ts.getMutableClone(temp)) : temp); - return ts.inlineExpressions(expressions); + if (numInitialProperties !== numProperties) { + if (numInitialPropertiesWithoutYield < numInitialProperties) { + numInitialProperties = numInitialPropertiesWithoutYield; + } + // For computed properties, we need to create a unique handle to the object + // literal so we can modify it without risking internal assignments tainting the object. + var temp = ts.createTempVariable(hoistVariableDeclaration); + // Write out the first non-computed properties, then emit the rest through indexing on the temp variable. + var expressions = []; + var assignment = ts.createAssignment(temp, ts.setEmitFlags(ts.createObjectLiteral(ts.visitNodes(properties, visitor, ts.isObjectLiteralElementLike, 0, numInitialProperties), node.multiLine), 32768 /* Indented */)); + if (node.multiLine) { + assignment.startsOnNewLine = true; + } + expressions.push(assignment); + addObjectLiteralMembers(expressions, node, temp, numInitialProperties); + // We need to clone the temporary identifier so that we can write it on a + // new line + expressions.push(node.multiLine ? ts.startOnNewLine(ts.getMutableClone(temp)) : temp); + return ts.inlineExpressions(expressions); + } + return ts.visitEachChild(node, visitor, context); } function shouldConvertIterationStatementBody(node) { return (resolver.getNodeCheckFlags(node) & 65536 /* LoopWithCapturedBlockScopedBinding */) !== 0; @@ -50672,7 +54781,7 @@ var ts; } } } - function convertIterationStatementBodyIfNecessary(node, convert) { + function convertIterationStatementBodyIfNecessary(node, outermostLabeledStatement, convert) { if (!shouldConvertIterationStatementBody(node)) { var saveAllowedNonLabeledJumps = void 0; if (convertedLoopState) { @@ -50681,7 +54790,9 @@ var ts; saveAllowedNonLabeledJumps = convertedLoopState.allowedNonLabeledJumps; convertedLoopState.allowedNonLabeledJumps = 2 /* Break */ | 4 /* Continue */; } - var result = convert ? convert(node, /*convertedLoopBodyStatements*/ undefined) : ts.visitEachChild(node, visitor, context); + var result = convert + ? convert(node, outermostLabeledStatement, /*convertedLoopBodyStatements*/ undefined) + : ts.restoreEnclosingLabel(ts.visitEachChild(node, visitor, context), outermostLabeledStatement, convertedLoopState && resetLabel); if (convertedLoopState) { convertedLoopState.allowedNonLabeledJumps = saveAllowedNonLabeledJumps; } @@ -50690,11 +54801,11 @@ var ts; var functionName = ts.createUniqueName("_loop"); var loopInitializer; switch (node.kind) { - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: + case 213 /* ForStatement */: + case 214 /* ForInStatement */: + case 215 /* ForOfStatement */: var initializer = node.initializer; - if (initializer && initializer.kind === 224 /* VariableDeclarationList */) { + if (initializer && initializer.kind === 226 /* VariableDeclarationList */) { loopInitializer = initializer; } break; @@ -50730,19 +54841,26 @@ var ts; convertedLoopState.hoistedLocalVariables = outerConvertedLoopState.hoistedLocalVariables; } } - var loopBody = ts.visitNode(node.statement, visitor, ts.isStatement); + startLexicalEnvironment(); + var loopBody = ts.visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock); + var lexicalEnvironment = endLexicalEnvironment(); var currentState = convertedLoopState; convertedLoopState = outerConvertedLoopState; - if (loopOutParameters.length) { + if (loopOutParameters.length || lexicalEnvironment) { var statements_4 = ts.isBlock(loopBody) ? loopBody.statements.slice() : [loopBody]; - copyOutParameters(loopOutParameters, 1 /* ToOutParameter */, statements_4); - loopBody = ts.createBlock(statements_4, /*location*/ undefined, /*multiline*/ true); + if (loopOutParameters.length) { + copyOutParameters(loopOutParameters, 1 /* ToOutParameter */, statements_4); + } + ts.addRange(statements_4, lexicalEnvironment); + loopBody = ts.createBlock(statements_4, /*multiline*/ true); } - if (!ts.isBlock(loopBody)) { - loopBody = ts.createBlock([loopBody], /*location*/ undefined, /*multiline*/ true); + if (ts.isBlock(loopBody)) { + loopBody.multiLine = true; } - var isAsyncBlockContainingAwait = enclosingNonArrowFunction - && (ts.getEmitFlags(enclosingNonArrowFunction) & 131072 /* AsyncFunctionBody */) !== 0 + else { + loopBody = ts.createBlock([loopBody], /*multiline*/ true); + } + var isAsyncBlockContainingAwait = hierarchyFacts & 4 /* AsyncFunctionBody */ && (node.statement.transformFlags & 16777216 /* ContainsYield */) !== 0; var loopBodyFlags = 0; if (currentState.containsLexicalThis) { @@ -50825,25 +54943,22 @@ var ts; var convertedLoopBodyStatements = generateCallToConvertedLoop(functionName, loopParameters, currentState, isAsyncBlockContainingAwait); var loop; if (convert) { - loop = convert(node, convertedLoopBodyStatements); + loop = convert(node, outermostLabeledStatement, convertedLoopBodyStatements); } else { - loop = ts.getMutableClone(node); + var clone_4 = ts.getMutableClone(node); // clean statement part - loop.statement = undefined; + clone_4.statement = undefined; // visit childnodes to transform initializer/condition/incrementor parts - loop = ts.visitEachChild(loop, visitor, context); + clone_4 = ts.visitEachChild(clone_4, visitor, context); // set loop statement - loop.statement = ts.createBlock(convertedLoopBodyStatements, - /*location*/ undefined, - /*multiline*/ true); + clone_4.statement = ts.createBlock(convertedLoopBodyStatements, /*multiline*/ true); // reset and re-aggregate the transform flags - loop.transformFlags = 0; - ts.aggregateTransformFlags(loop); + clone_4.transformFlags = 0; + ts.aggregateTransformFlags(clone_4); + loop = ts.restoreEnclosingLabel(clone_4, outermostLabeledStatement, convertedLoopState && resetLabel); } - statements.push(currentParent.kind === 219 /* LabeledStatement */ - ? ts.createLabel(currentParent.label, loop) - : loop); + statements.push(loop); return statements; } function copyOutParameter(outParam, copyDirection) { @@ -50867,7 +54982,9 @@ var ts; !state.labeledNonLocalBreaks && !state.labeledNonLocalContinues; var call = ts.createCall(loopFunctionExpressionName, /*typeArguments*/ undefined, ts.map(parameters, function (p) { return p.name; })); - var callResult = isAsyncBlockContainingAwait ? ts.createYield(ts.createToken(38 /* AsteriskToken */), call) : call; + var callResult = isAsyncBlockContainingAwait + ? ts.createYield(ts.createToken(38 /* AsteriskToken */), ts.setEmitFlags(call, 4194304 /* Iterator */)) + : call; if (isSimpleLoop) { statements.push(ts.createStatement(callResult)); copyOutParameters(state.loopOutParameters, 0 /* ToOriginal */, statements); @@ -50906,26 +55023,25 @@ var ts; if (!state.labeledNonLocalBreaks) { state.labeledNonLocalBreaks = ts.createMap(); } - state.labeledNonLocalBreaks[labelText] = labelMarker; + state.labeledNonLocalBreaks.set(labelText, labelMarker); } else { if (!state.labeledNonLocalContinues) { state.labeledNonLocalContinues = ts.createMap(); } - state.labeledNonLocalContinues[labelText] = labelMarker; + state.labeledNonLocalContinues.set(labelText, labelMarker); } } function processLabeledJumps(table, isBreak, loopResultName, outerLoop, caseClauses) { if (!table) { return; } - for (var labelText in table) { - var labelMarker = table[labelText]; + table.forEach(function (labelMarker, labelText) { var statements = []; // if there are no outer converted loop or outer label in question is located inside outer converted loop // then emit labeled break\continue // otherwise propagate pair 'label -> marker' to outer converted loop and emit 'return labelMarker' so outer loop can later decide what to do - if (!outerLoop || (outerLoop.labels && outerLoop.labels[labelText])) { + if (!outerLoop || (outerLoop.labels && outerLoop.labels.get(labelText))) { var label = ts.createIdentifier(labelText); statements.push(isBreak ? ts.createBreak(label) : ts.createContinue(label)); } @@ -50934,7 +55050,7 @@ var ts; statements.push(ts.createReturn(loopResultName)); } caseClauses.push(ts.createCaseClause(ts.createLiteral(labelMarker), statements)); - } + }); } function processLoopVariableDeclaration(decl, loopParameters, loopOutParameters) { var name = decl.name; @@ -50949,7 +55065,7 @@ var ts; else { loopParameters.push(ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, name)); if (resolver.getNodeCheckFlags(decl) & 2097152 /* NeedsLoopOutParameter */) { - var outParamName = ts.createUniqueName("out_" + name.text); + var outParamName = ts.createUniqueName("out_" + ts.unescapeIdentifier(name.text)); loopOutParameters.push({ originalName: name, outParamName: outParamName }); } } @@ -50969,22 +55085,22 @@ var ts; for (var i = start; i < numProperties; i++) { var property = properties[i]; switch (property.kind) { - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: var accessors = ts.getAllAccessorDeclarations(node.properties, property); if (property === accessors.firstAccessor) { - expressions.push(transformAccessorsToExpression(receiver, accessors, node.multiLine)); + expressions.push(transformAccessorsToExpression(receiver, accessors, node, node.multiLine)); } break; - case 257 /* PropertyAssignment */: + case 150 /* MethodDeclaration */: + expressions.push(transformObjectLiteralMethodDeclarationToExpression(property, receiver, node, node.multiLine)); + break; + case 260 /* PropertyAssignment */: expressions.push(transformPropertyAssignmentToExpression(property, receiver, node.multiLine)); break; - case 258 /* ShorthandPropertyAssignment */: + case 261 /* ShorthandPropertyAssignment */: expressions.push(transformShorthandPropertyAssignmentToExpression(property, receiver, node.multiLine)); break; - case 149 /* MethodDeclaration */: - expressions.push(transformObjectLiteralMethodDeclarationToExpression(property, receiver, node.multiLine)); - break; default: ts.Debug.failBadSyntaxKind(node); break; @@ -50999,8 +55115,8 @@ var ts; * @param receiver The receiver for the assignment. */ function transformPropertyAssignmentToExpression(property, receiver, startsOnNewLine) { - var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(receiver, ts.visitNode(property.name, visitor, ts.isPropertyName)), ts.visitNode(property.initializer, visitor, ts.isExpression), - /*location*/ property); + var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(receiver, ts.visitNode(property.name, visitor, ts.isPropertyName)), ts.visitNode(property.initializer, visitor, ts.isExpression)); + ts.setTextRange(expression, property); if (startsOnNewLine) { expression.startsOnNewLine = true; } @@ -51014,8 +55130,8 @@ var ts; * @param receiver The receiver for the assignment. */ function transformShorthandPropertyAssignmentToExpression(property, receiver, startsOnNewLine) { - var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(receiver, ts.visitNode(property.name, visitor, ts.isPropertyName)), ts.getSynthesizedClone(property.name), - /*location*/ property); + var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(receiver, ts.visitNode(property.name, visitor, ts.isPropertyName)), ts.getSynthesizedClone(property.name)); + ts.setTextRange(expression, property); if (startsOnNewLine) { expression.startsOnNewLine = true; } @@ -51028,22 +55144,34 @@ var ts; * @param method The MethodDeclaration node. * @param receiver The receiver for the assignment. */ - function transformObjectLiteralMethodDeclarationToExpression(method, receiver, startsOnNewLine) { - var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(receiver, ts.visitNode(method.name, visitor, ts.isPropertyName)), transformFunctionLikeToExpression(method, /*location*/ method, /*name*/ undefined), - /*location*/ method); + function transformObjectLiteralMethodDeclarationToExpression(method, receiver, container, startsOnNewLine) { + var ancestorFacts = enterSubtree(0 /* None */, 0 /* None */); + var expression = ts.createAssignment(ts.createMemberAccessForPropertyName(receiver, ts.visitNode(method.name, visitor, ts.isPropertyName)), transformFunctionLikeToExpression(method, /*location*/ method, /*name*/ undefined, container)); + ts.setTextRange(expression, method); if (startsOnNewLine) { expression.startsOnNewLine = true; } + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, hierarchyFacts & 49152 /* PropagateNewTargetMask */ ? 16384 /* NewTarget */ : 0 /* None */); return expression; } function visitCatchClause(node) { - ts.Debug.assert(ts.isBindingPattern(node.variableDeclaration.name)); - var temp = ts.createTempVariable(undefined); - var newVariableDeclaration = ts.createVariableDeclaration(temp, undefined, undefined, node.variableDeclaration); - var vars = ts.flattenDestructuringBinding(node.variableDeclaration, visitor, context, 0 /* All */, temp); - var list = ts.createVariableDeclarationList(vars, /*location*/ node.variableDeclaration, /*flags*/ node.variableDeclaration.flags); - var destructure = ts.createVariableStatement(undefined, list); - return ts.updateCatchClause(node, newVariableDeclaration, addStatementToStartOfBlock(node.block, destructure)); + var ancestorFacts = enterSubtree(4032 /* BlockScopeExcludes */, 0 /* BlockScopeIncludes */); + var updated; + if (ts.isBindingPattern(node.variableDeclaration.name)) { + var temp = ts.createTempVariable(/*recordTempVariable*/ undefined); + var newVariableDeclaration = ts.createVariableDeclaration(temp); + ts.setTextRange(newVariableDeclaration, node.variableDeclaration); + var vars = ts.flattenDestructuringBinding(node.variableDeclaration, visitor, context, 0 /* All */, temp); + var list = ts.createVariableDeclarationList(vars); + ts.setTextRange(list, node.variableDeclaration); + var destructure = ts.createVariableStatement(/*modifiers*/ undefined, list); + updated = ts.updateCatchClause(node, newVariableDeclaration, addStatementToStartOfBlock(node.block, destructure)); + } + else { + updated = ts.visitEachChild(node, visitor, context); + } + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return updated; } function addStatementToStartOfBlock(block, statement) { var transformedStatements = ts.visitNodes(block.statements, visitor, ts.isStatement); @@ -51060,20 +55188,41 @@ var ts; // Methods on classes are handled in visitClassDeclaration/visitClassExpression. // Methods with computed property names are handled in visitObjectLiteralExpression. ts.Debug.assert(!ts.isComputedPropertyName(node.name)); - var functionExpression = transformFunctionLikeToExpression(node, /*location*/ ts.moveRangePos(node, -1), /*name*/ undefined); + var functionExpression = transformFunctionLikeToExpression(node, /*location*/ ts.moveRangePos(node, -1), /*name*/ undefined, /*container*/ undefined); ts.setEmitFlags(functionExpression, 512 /* NoLeadingComments */ | ts.getEmitFlags(functionExpression)); - return ts.createPropertyAssignment(node.name, functionExpression, + return ts.setTextRange(ts.createPropertyAssignment(node.name, functionExpression), /*location*/ node); } /** + * Visits an AccessorDeclaration of an ObjectLiteralExpression. + * + * @param node An AccessorDeclaration node. + */ + function visitAccessorDeclaration(node) { + ts.Debug.assert(!ts.isComputedPropertyName(node.name)); + var savedConvertedLoopState = convertedLoopState; + convertedLoopState = undefined; + var ancestorFacts = enterSubtree(16286 /* FunctionExcludes */, 65 /* FunctionIncludes */); + var updated = ts.visitEachChild(node, visitor, context); + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, 0 /* None */); + convertedLoopState = savedConvertedLoopState; + return updated; + } + /** * Visits a ShorthandPropertyAssignment and transforms it into a PropertyAssignment. * * @param node A ShorthandPropertyAssignment node. */ function visitShorthandPropertyAssignment(node) { - return ts.createPropertyAssignment(node.name, ts.getSynthesizedClone(node.name), + return ts.setTextRange(ts.createPropertyAssignment(node.name, ts.getSynthesizedClone(node.name)), /*location*/ node); } + function visitComputedPropertyName(node) { + var ancestorFacts = enterSubtree(0 /* ComputedPropertyNameExcludes */, 8192 /* ComputedPropertyNameIncludes */); + var updated = ts.visitEachChild(node, visitor, context); + exitSubtree(ancestorFacts, 49152 /* PropagateNewTargetMask */, hierarchyFacts & 49152 /* PropagateNewTargetMask */ ? 32768 /* NewTargetInComputedPropertyName */ : 0 /* None */); + return updated; + } /** * Visits a YieldExpression node. * @@ -51089,8 +55238,11 @@ var ts; * @param node An ArrayLiteralExpression node. */ function visitArrayLiteralExpression(node) { - // We are here because we contain a SpreadElementExpression. - return transformAndSpreadElements(node.elements, /*needsUniqueCopy*/ true, node.multiLine, /*hasTrailingComma*/ node.elements.hasTrailingComma); + if (node.transformFlags & 64 /* ES2015 */) { + // We are here because we contain a SpreadElementExpression. + return transformAndSpreadElements(node.elements, /*needsUniqueCopy*/ true, node.multiLine, /*hasTrailingComma*/ node.elements.hasTrailingComma); + } + return ts.visitEachChild(node, visitor, context); } /** * Visits a CallExpression that contains either a spread element or `super`. @@ -51098,7 +55250,11 @@ var ts; * @param node a CallExpression. */ function visitCallExpression(node) { - return visitCallExpressionWithPotentialCapturedThisAssignment(node, /*assignToCapturedThis*/ true); + if (node.transformFlags & 64 /* ES2015 */) { + return visitCallExpressionWithPotentialCapturedThisAssignment(node, /*assignToCapturedThis*/ true); + } + return ts.updateCall(node, ts.visitNode(node.expression, callExpressionVisitor, ts.isExpression), + /*typeArguments*/ undefined, ts.visitNodes(node.arguments, visitor, ts.isExpression)); } function visitImmediateSuperCallInBody(node) { return visitCallExpressionWithPotentialCapturedThisAssignment(node, /*assignToCapturedThis*/ false); @@ -51125,7 +55281,7 @@ var ts; // _super.apply(this, a.concat([b])) // _super.m.apply(this, a.concat([b])) // _super.prototype.m.apply(this, a.concat([b])) - resultingCall = ts.createFunctionApply(ts.visitNode(target, visitor, ts.isExpression), ts.visitNode(thisArg, visitor, ts.isExpression), transformAndSpreadElements(node.arguments, /*needsUniqueCopy*/ false, /*multiLine*/ false, /*hasTrailingComma*/ false)); + resultingCall = ts.createFunctionApply(ts.visitNode(target, callExpressionVisitor, ts.isExpression), ts.visitNode(thisArg, visitor, ts.isExpression), transformAndSpreadElements(node.arguments, /*needsUniqueCopy*/ false, /*multiLine*/ false, /*hasTrailingComma*/ false)); } else { // [source] @@ -51137,18 +55293,18 @@ var ts; // _super.call(this, a) // _super.m.call(this, a) // _super.prototype.m.call(this, a) - resultingCall = ts.createFunctionCall(ts.visitNode(target, visitor, ts.isExpression), ts.visitNode(thisArg, visitor, ts.isExpression), ts.visitNodes(node.arguments, visitor, ts.isExpression), + resultingCall = ts.createFunctionCall(ts.visitNode(target, callExpressionVisitor, ts.isExpression), ts.visitNode(thisArg, visitor, ts.isExpression), ts.visitNodes(node.arguments, visitor, ts.isExpression), /*location*/ node); } if (node.expression.kind === 96 /* SuperKeyword */) { var actualThis = ts.createThis(); ts.setEmitFlags(actualThis, 4 /* NoSubstitution */); var initializer = ts.createLogicalOr(resultingCall, actualThis); - return assignToCapturedThis + resultingCall = assignToCapturedThis ? ts.createAssignment(ts.createIdentifier("_this"), initializer) : initializer; } - return resultingCall; + return ts.setOriginalNode(resultingCall, node); } /** * Visits a NewExpression that contains a spread element. @@ -51156,16 +55312,18 @@ var ts; * @param node A NewExpression node. */ function visitNewExpression(node) { - // We are here because we contain a SpreadElementExpression. - ts.Debug.assert((node.transformFlags & 524288 /* ContainsSpread */) !== 0); - // [source] - // new C(...a) - // - // [output] - // new ((_a = C).bind.apply(_a, [void 0].concat(a)))() - var _a = ts.createCallBinding(ts.createPropertyAccess(node.expression, "bind"), hoistVariableDeclaration), target = _a.target, thisArg = _a.thisArg; - return ts.createNew(ts.createFunctionApply(ts.visitNode(target, visitor, ts.isExpression), thisArg, transformAndSpreadElements(ts.createNodeArray([ts.createVoidZero()].concat(node.arguments)), /*needsUniqueCopy*/ false, /*multiLine*/ false, /*hasTrailingComma*/ false)), - /*typeArguments*/ undefined, []); + if (node.transformFlags & 524288 /* ContainsSpread */) { + // We are here because we contain a SpreadElementExpression. + // [source] + // new C(...a) + // + // [output] + // new ((_a = C).bind.apply(_a, [void 0].concat(a)))() + var _a = ts.createCallBinding(ts.createPropertyAccess(node.expression, "bind"), hoistVariableDeclaration), target = _a.target, thisArg = _a.thisArg; + return ts.createNew(ts.createFunctionApply(ts.visitNode(target, visitor, ts.isExpression), thisArg, transformAndSpreadElements(ts.createNodeArray([ts.createVoidZero()].concat(node.arguments)), /*needsUniqueCopy*/ false, /*multiLine*/ false, /*hasTrailingComma*/ false)), + /*typeArguments*/ undefined, []); + } + return ts.visitEachChild(node, visitor, context); } /** * Transforms an array of Expression nodes that contains a SpreadExpression. @@ -51186,14 +55344,28 @@ var ts; var segments = ts.flatten(ts.spanMap(elements, partitionSpread, function (partition, visitPartition, _start, end) { return visitPartition(partition, multiLine, hasTrailingComma && end === numElements); })); - if (segments.length === 1) { - var firstElement = elements[0]; - return needsUniqueCopy && ts.isSpreadExpression(firstElement) && firstElement.expression.kind !== 175 /* ArrayLiteralExpression */ - ? ts.createArraySlice(segments[0]) - : segments[0]; + if (compilerOptions.downlevelIteration) { + if (segments.length === 1) { + var firstSegment = segments[0]; + if (ts.isCallExpression(firstSegment) + && ts.isIdentifier(firstSegment.expression) + && (ts.getEmitFlags(firstSegment.expression) & 4096 /* HelperName */) + && firstSegment.expression.text === "___spread") { + return segments[0]; + } + } + return ts.createSpreadHelper(context, segments); + } + else { + if (segments.length === 1) { + var firstElement = elements[0]; + return needsUniqueCopy && ts.isSpreadExpression(firstElement) && firstElement.expression.kind !== 176 /* ArrayLiteralExpression */ + ? ts.createArraySlice(segments[0]) + : segments[0]; + } + // Rewrite using the pattern <segment0>.concat(<segment1>, <segment2>, ...) + return ts.createArrayConcat(segments.shift(), segments); } - // Rewrite using the pattern <segment0>.concat(<segment1>, <segment2>, ...) - return ts.createArrayConcat(segments.shift(), segments); } function partitionSpread(node) { return ts.isSpreadExpression(node) @@ -51204,8 +55376,7 @@ var ts; return ts.map(chunk, visitExpressionOfSpread); } function visitSpanOfNonSpreads(chunk, multiLine, hasTrailingComma) { - return ts.createArrayLiteral(ts.visitNodes(ts.createNodeArray(chunk, /*location*/ undefined, hasTrailingComma), visitor, ts.isExpression), - /*location*/ undefined, multiLine); + return ts.createArrayLiteral(ts.visitNodes(ts.createNodeArray(chunk, hasTrailingComma), visitor, ts.isExpression), multiLine); } function visitSpreadElement(node) { return ts.visitNode(node.expression, visitor, ts.isExpression); @@ -51224,7 +55395,29 @@ var ts; * @param node A template literal. */ function visitTemplateLiteral(node) { - return ts.createLiteral(node.text, /*location*/ node); + return ts.setTextRange(ts.createLiteral(node.text), node); + } + /** + * Visits a string literal with an extended unicode escape. + * + * @param node A string literal. + */ + function visitStringLiteral(node) { + if (node.hasExtendedUnicodeEscape) { + return ts.setTextRange(ts.createLiteral(node.text), node); + } + return node; + } + /** + * Visits a binary or octal (ES6) numeric literal. + * + * @param node A string literal. + */ + function visitNumericLiteral(node) { + if (node.numericLiteralFlags & 48 /* BinaryOrOctalSpecifier */) { + return ts.setTextRange(ts.createNumericLiteral(node.text), node); + } + return node; } /** * Visits a TaggedTemplateExpression node. @@ -51284,7 +55477,7 @@ var ts; // ES6 Spec 11.8.6.1 - Static Semantics of TV's and TRV's // <CR><LF> and <CR> LineTerminatorSequences are normalized to <LF> for both TV and TRV. text = text.replace(/\r\n?/g, "\n"); - return ts.createLiteral(text, /*location*/ node); + return ts.setTextRange(ts.createLiteral(text), node); } /** * Visits a TemplateExpression node. @@ -51306,7 +55499,8 @@ var ts; // "abc" + (1 << 2) + "" var expression = ts.reduceLeft(expressions, ts.createAdd); if (ts.nodeIsSynthesized(expression)) { - ts.setTextRange(expression, node); + expression.pos = node.pos; + expression.end = node.end; } return expression; } @@ -51368,27 +55562,42 @@ var ts; /** * Visits the `super` keyword */ - function visitSuperKeyword() { - return enclosingNonAsyncFunctionBody - && ts.isClassElement(enclosingNonAsyncFunctionBody) - && !ts.hasModifier(enclosingNonAsyncFunctionBody, 32 /* Static */) - && currentParent.kind !== 179 /* CallExpression */ + function visitSuperKeyword(isExpressionOfCall) { + return hierarchyFacts & 8 /* NonStaticClassElement */ + && !isExpressionOfCall ? ts.createPropertyAccess(ts.createIdentifier("_super"), "prototype") : ts.createIdentifier("_super"); } + function visitMetaProperty(node) { + if (node.keywordToken === 93 /* NewKeyword */ && node.name.text === "target") { + if (hierarchyFacts & 8192 /* ComputedPropertyName */) { + hierarchyFacts |= 32768 /* NewTargetInComputedPropertyName */; + } + else { + hierarchyFacts |= 16384 /* NewTarget */; + } + return ts.createIdentifier("_newTarget"); + } + return node; + } /** * Called by the printer just before a node is printed. * + * @param hint A hint as to the intended usage of the node. * @param node The node to be printed. + * @param emitCallback The callback used to emit the node. */ - function onEmitNode(emitContext, node, emitCallback) { - var savedEnclosingFunction = enclosingFunction; + function onEmitNode(hint, node, emitCallback) { if (enabledSubstitutions & 1 /* CapturedThis */ && ts.isFunctionLike(node)) { // If we are tracking a captured `this`, keep track of the enclosing function. - enclosingFunction = node; + var ancestorFacts = enterSubtree(16286 /* FunctionExcludes */, ts.getEmitFlags(node) & 8 /* CapturesThis */ + ? 65 /* FunctionIncludes */ | 16 /* CapturesThis */ + : 65 /* FunctionIncludes */); + previousOnEmitNode(hint, node, emitCallback); + exitSubtree(ancestorFacts, 0 /* None */, 0 /* None */); + return; } - previousOnEmitNode(emitContext, node, emitCallback); - enclosingFunction = savedEnclosingFunction; + previousOnEmitNode(hint, node, emitCallback); } /** * Enables a more costly code path for substitutions when we determine a source file @@ -51408,24 +55617,24 @@ var ts; if ((enabledSubstitutions & 1 /* CapturedThis */) === 0) { enabledSubstitutions |= 1 /* CapturedThis */; context.enableSubstitution(98 /* ThisKeyword */); - context.enableEmitNotification(150 /* Constructor */); - context.enableEmitNotification(149 /* MethodDeclaration */); - context.enableEmitNotification(151 /* GetAccessor */); - context.enableEmitNotification(152 /* SetAccessor */); - context.enableEmitNotification(185 /* ArrowFunction */); - context.enableEmitNotification(184 /* FunctionExpression */); - context.enableEmitNotification(225 /* FunctionDeclaration */); + context.enableEmitNotification(151 /* Constructor */); + context.enableEmitNotification(150 /* MethodDeclaration */); + context.enableEmitNotification(152 /* GetAccessor */); + context.enableEmitNotification(153 /* SetAccessor */); + context.enableEmitNotification(186 /* ArrowFunction */); + context.enableEmitNotification(185 /* FunctionExpression */); + context.enableEmitNotification(227 /* FunctionDeclaration */); } } /** * Hooks node substitutions. * - * @param emitContext The context for the emitter. + * @param hint The context for the emitter. * @param node The node to substitute. */ - function onSubstituteNode(emitContext, node) { - node = previousOnSubstituteNode(emitContext, node); - if (emitContext === 1 /* Expression */) { + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (hint === 1 /* Expression */) { return substituteExpression(node); } if (ts.isIdentifier(node)) { @@ -51442,7 +55651,7 @@ var ts; if (enabledSubstitutions & 2 /* BlockScopedBindings */) { var original = ts.getParseTreeNode(node, ts.isIdentifier); if (original && isNameOfDeclarationWithCollidingName(original)) { - return ts.getGeneratedNameForNode(original); + return ts.setTextRange(ts.getGeneratedNameForNode(original), node); } } return node; @@ -51456,10 +55665,10 @@ var ts; function isNameOfDeclarationWithCollidingName(node) { var parent = node.parent; switch (parent.kind) { - case 174 /* BindingElement */: - case 226 /* ClassDeclaration */: - case 229 /* EnumDeclaration */: - case 223 /* VariableDeclaration */: + case 175 /* BindingElement */: + case 228 /* ClassDeclaration */: + case 231 /* EnumDeclaration */: + case 225 /* VariableDeclaration */: return parent.name === node && resolver.isDeclarationWithCollidingName(parent); } @@ -51488,7 +55697,7 @@ var ts; if (enabledSubstitutions & 2 /* BlockScopedBindings */) { var declaration = resolver.getReferencedDeclarationWithCollidingName(node); if (declaration) { - return ts.getGeneratedNameForNode(declaration.name); + return ts.setTextRange(ts.getGeneratedNameForNode(declaration.name), node); } } return node; @@ -51500,9 +55709,8 @@ var ts; */ function substituteThisKeyword(node) { if (enabledSubstitutions & 1 /* CapturedThis */ - && enclosingFunction - && ts.getEmitFlags(enclosingFunction) & 8 /* CapturesThis */) { - return ts.createIdentifier("_this", /*location*/ node); + && hierarchyFacts & 16 /* CapturesThis */) { + return ts.setTextRange(ts.createIdentifier("_this"), node); } return node; } @@ -51518,11 +55726,11 @@ var ts; return false; } var statement = ts.firstOrUndefined(constructor.body.statements); - if (!statement || !ts.nodeIsSynthesized(statement) || statement.kind !== 207 /* ExpressionStatement */) { + if (!statement || !ts.nodeIsSynthesized(statement) || statement.kind !== 209 /* ExpressionStatement */) { return false; } var statementExpression = statement.expression; - if (!ts.nodeIsSynthesized(statementExpression) || statementExpression.kind !== 179 /* CallExpression */) { + if (!ts.nodeIsSynthesized(statementExpression) || statementExpression.kind !== 180 /* CallExpression */) { return false; } var callTarget = statementExpression.expression; @@ -51530,7 +55738,7 @@ var ts; return false; } var callArgument = ts.singleOrUndefined(statementExpression.arguments); - if (!callArgument || !ts.nodeIsSynthesized(callArgument) || callArgument.kind !== 196 /* SpreadElement */) { + if (!callArgument || !ts.nodeIsSynthesized(callArgument) || callArgument.kind !== 197 /* SpreadElement */) { return false; } var expression = callArgument.expression; @@ -51550,11 +55758,123 @@ var ts; name: "typescript:extends", scoped: false, priority: 0, - text: "\n var __extends = (this && this.__extends) || function (d, b) {\n for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];\n function __() { this.constructor = d; }\n d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());\n };" + text: "\n var __extends = (this && this.__extends) || (function () {\n var extendStatics = Object.setPrototypeOf ||\n ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||\n function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };\n return function (d, b) {\n extendStatics(d, b);\n function __() { this.constructor = d; }\n d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());\n };\n })();" }; })(ts || (ts = {})); /// <reference path="../factory.ts" /> /// <reference path="../visitor.ts" /> +/*@internal*/ +var ts; +(function (ts) { + /** + * Transforms ES5 syntax into ES3 syntax. + * + * @param context Context and state information for the transformation. + */ + function transformES5(context) { + var compilerOptions = context.getCompilerOptions(); + // enable emit notification only if using --jsx preserve or react-native + var previousOnEmitNode; + var noSubstitution; + if (compilerOptions.jsx === 1 /* Preserve */ || compilerOptions.jsx === 3 /* ReactNative */) { + previousOnEmitNode = context.onEmitNode; + context.onEmitNode = onEmitNode; + context.enableEmitNotification(250 /* JsxOpeningElement */); + context.enableEmitNotification(251 /* JsxClosingElement */); + context.enableEmitNotification(249 /* JsxSelfClosingElement */); + noSubstitution = []; + } + var previousOnSubstituteNode = context.onSubstituteNode; + context.onSubstituteNode = onSubstituteNode; + context.enableSubstitution(178 /* PropertyAccessExpression */); + context.enableSubstitution(260 /* PropertyAssignment */); + return transformSourceFile; + /** + * Transforms an ES5 source file to ES3. + * + * @param node A SourceFile + */ + function transformSourceFile(node) { + return node; + } + /** + * Called by the printer just before a node is printed. + * + * @param hint A hint as to the intended usage of the node. + * @param node The node to emit. + * @param emitCallback A callback used to emit the node. + */ + function onEmitNode(hint, node, emitCallback) { + switch (node.kind) { + case 250 /* JsxOpeningElement */: + case 251 /* JsxClosingElement */: + case 249 /* JsxSelfClosingElement */: + var tagName = node.tagName; + noSubstitution[ts.getOriginalNodeId(tagName)] = true; + break; + } + previousOnEmitNode(hint, node, emitCallback); + } + /** + * Hooks node substitutions. + * + * @param hint A hint as to the intended usage of the node. + * @param node The node to substitute. + */ + function onSubstituteNode(hint, node) { + if (node.id && noSubstitution && noSubstitution[node.id]) { + return previousOnSubstituteNode(hint, node); + } + node = previousOnSubstituteNode(hint, node); + if (ts.isPropertyAccessExpression(node)) { + return substitutePropertyAccessExpression(node); + } + else if (ts.isPropertyAssignment(node)) { + return substitutePropertyAssignment(node); + } + return node; + } + /** + * Substitutes a PropertyAccessExpression whose name is a reserved word. + * + * @param node A PropertyAccessExpression + */ + function substitutePropertyAccessExpression(node) { + var literalName = trySubstituteReservedName(node.name); + if (literalName) { + return ts.setTextRange(ts.createElementAccess(node.expression, literalName), node); + } + return node; + } + /** + * Substitutes a PropertyAssignment whose name is a reserved word. + * + * @param node A PropertyAssignment + */ + function substitutePropertyAssignment(node) { + var literalName = ts.isIdentifier(node.name) && trySubstituteReservedName(node.name); + if (literalName) { + return ts.updatePropertyAssignment(node, literalName, node.initializer); + } + return node; + } + /** + * If an identifier name is a reserved word, returns a string literal for the name. + * + * @param name An Identifier + */ + function trySubstituteReservedName(name) { + var token = name.originalKeywordKind || (ts.nodeIsSynthesized(name) ? ts.stringToToken(name.text) : undefined); + if (token >= 71 /* FirstReservedWord */ && token <= 106 /* LastReservedWord */) { + return ts.setTextRange(ts.createLiteral(name), name); + } + return undefined; + } + } + ts.transformES5 = transformES5; +})(ts || (ts = {})); +/// <reference path="../factory.ts" /> +/// <reference path="../visitor.ts" /> // Transforms generator functions into a compatible ES5 representation with similar runtime // semantics. This is accomplished by first transforming the body of each generator // function into an intermediate representation that is the compiled into a JavaScript @@ -51725,13 +56045,15 @@ var ts; Instruction[Instruction["Catch"] = 6] = "Catch"; Instruction[Instruction["Endfinally"] = 7] = "Endfinally"; })(Instruction || (Instruction = {})); - var instructionNames = ts.createMap((_a = {}, - _a[2 /* Return */] = "return", - _a[3 /* Break */] = "break", - _a[4 /* Yield */] = "yield", - _a[5 /* YieldStar */] = "yield*", - _a[7 /* Endfinally */] = "endfinally", - _a)); + function getInstructionName(instruction) { + switch (instruction) { + case 2 /* Return */: return "return"; + case 3 /* Break */: return "break"; + case 4 /* Yield */: return "yield"; + case 5 /* YieldStar */: return "yield*"; + case 7 /* Endfinally */: return "endfinally"; + } + } function transformGenerators(context) { var resumeLexicalEnvironment = context.resumeLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment, hoistFunctionDeclaration = context.hoistFunctionDeclaration, hoistVariableDeclaration = context.hoistVariableDeclaration; var compilerOptions = context.getCompilerOptions(); @@ -51823,13 +56145,13 @@ var ts; */ function visitJavaScriptInStatementContainingYield(node) { switch (node.kind) { - case 209 /* DoStatement */: + case 211 /* DoStatement */: return visitDoStatement(node); - case 210 /* WhileStatement */: + case 212 /* WhileStatement */: return visitWhileStatement(node); - case 218 /* SwitchStatement */: + case 220 /* SwitchStatement */: return visitSwitchStatement(node); - case 219 /* LabeledStatement */: + case 221 /* LabeledStatement */: return visitLabeledStatement(node); default: return visitJavaScriptInGeneratorFunctionBody(node); @@ -51842,24 +56164,24 @@ var ts; */ function visitJavaScriptInGeneratorFunctionBody(node) { switch (node.kind) { - case 225 /* FunctionDeclaration */: + case 227 /* FunctionDeclaration */: return visitFunctionDeclaration(node); - case 184 /* FunctionExpression */: + case 185 /* FunctionExpression */: return visitFunctionExpression(node); - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: return visitAccessorDeclaration(node); - case 205 /* VariableStatement */: + case 207 /* VariableStatement */: return visitVariableStatement(node); - case 211 /* ForStatement */: + case 213 /* ForStatement */: return visitForStatement(node); - case 212 /* ForInStatement */: + case 214 /* ForInStatement */: return visitForInStatement(node); - case 215 /* BreakStatement */: + case 217 /* BreakStatement */: return visitBreakStatement(node); - case 214 /* ContinueStatement */: + case 216 /* ContinueStatement */: return visitContinueStatement(node); - case 216 /* ReturnStatement */: + case 218 /* ReturnStatement */: return visitReturnStatement(node); default: if (node.transformFlags & 16777216 /* ContainsYield */) { @@ -51880,21 +56202,21 @@ var ts; */ function visitJavaScriptContainingYield(node) { switch (node.kind) { - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: return visitBinaryExpression(node); - case 193 /* ConditionalExpression */: + case 194 /* ConditionalExpression */: return visitConditionalExpression(node); - case 195 /* YieldExpression */: + case 196 /* YieldExpression */: return visitYieldExpression(node); - case 175 /* ArrayLiteralExpression */: + case 176 /* ArrayLiteralExpression */: return visitArrayLiteralExpression(node); - case 176 /* ObjectLiteralExpression */: + case 177 /* ObjectLiteralExpression */: return visitObjectLiteralExpression(node); - case 178 /* ElementAccessExpression */: + case 179 /* ElementAccessExpression */: return visitElementAccessExpression(node); - case 179 /* CallExpression */: + case 180 /* CallExpression */: return visitCallExpression(node); - case 180 /* NewExpression */: + case 181 /* NewExpression */: return visitNewExpression(node); default: return ts.visitEachChild(node, visitor, context); @@ -51907,9 +56229,9 @@ var ts; */ function visitGenerator(node) { switch (node.kind) { - case 225 /* FunctionDeclaration */: + case 227 /* FunctionDeclaration */: return visitFunctionDeclaration(node); - case 184 /* FunctionExpression */: + case 185 /* FunctionExpression */: return visitFunctionExpression(node); default: ts.Debug.failBadSyntaxKind(node); @@ -51927,12 +56249,12 @@ var ts; */ function visitFunctionDeclaration(node) { // Currently, we only support generators that were originally async functions. - if (node.asteriskToken && ts.getEmitFlags(node) & 131072 /* AsyncFunctionBody */) { - node = ts.setOriginalNode(ts.createFunctionDeclaration( + if (node.asteriskToken) { + node = ts.setOriginalNode(ts.setTextRange(ts.createFunctionDeclaration( /*decorators*/ undefined, node.modifiers, /*asteriskToken*/ undefined, node.name, /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, transformGeneratorFunctionBody(node.body), + /*type*/ undefined, transformGeneratorFunctionBody(node.body)), /*location*/ node), node); } else { @@ -51965,12 +56287,12 @@ var ts; */ function visitFunctionExpression(node) { // Currently, we only support generators that were originally async functions. - if (node.asteriskToken && ts.getEmitFlags(node) & 131072 /* AsyncFunctionBody */) { - node = ts.setOriginalNode(ts.createFunctionExpression( + if (node.asteriskToken) { + node = ts.setOriginalNode(ts.setTextRange(ts.createFunctionExpression( /*modifiers*/ undefined, /*asteriskToken*/ undefined, node.name, /*typeParameters*/ undefined, ts.visitParameterList(node.parameters, visitor, context), - /*type*/ undefined, transformGeneratorFunctionBody(node.body), + /*type*/ undefined, transformGeneratorFunctionBody(node.body)), /*location*/ node), node); } else { @@ -52039,7 +56361,7 @@ var ts; state = ts.createTempVariable(/*recordTempVariable*/ undefined); // Build the generator resumeLexicalEnvironment(); - var statementOffset = ts.addPrologueDirectives(statements, body.statements, /*ensureUseStrict*/ false, visitor); + var statementOffset = ts.addPrologue(statements, body.statements, /*ensureUseStrict*/ false, visitor); transformAndEmitStatements(body.statements, statementOffset); var buildResult = build(); ts.addRange(statements, endLexicalEnvironment()); @@ -52058,7 +56380,7 @@ var ts; operationArguments = savedOperationArguments; operationLocations = savedOperationLocations; state = savedState; - return ts.createBlock(statements, /*location*/ body, body.multiLine); + return ts.setTextRange(ts.createBlock(statements, body.multiLine), body); } /** * Visits a variable statement. @@ -52137,7 +56459,7 @@ var ts; if (containsYield(right)) { var target = void 0; switch (left.kind) { - case 177 /* PropertyAccessExpression */: + case 178 /* PropertyAccessExpression */: // [source] // a.b = yield; // @@ -52149,7 +56471,7 @@ var ts; // _a.b = %sent%; target = ts.updatePropertyAccess(left, cacheExpression(ts.visitNode(left.expression, visitor, ts.isLeftHandSideExpression)), left.name); break; - case 178 /* ElementAccessExpression */: + case 179 /* ElementAccessExpression */: // [source] // a[b] = yield; // @@ -52168,7 +56490,7 @@ var ts; } var operator = node.operatorToken.kind; if (isCompoundAssignment(operator)) { - return ts.createBinary(target, 57 /* EqualsToken */, ts.createBinary(cacheExpression(target), getOperatorForCompoundAssignment(operator), ts.visitNode(right, visitor, ts.isExpression), node), node); + return ts.setTextRange(ts.createAssignment(target, ts.setTextRange(ts.createBinary(cacheExpression(target), getOperatorForCompoundAssignment(operator), ts.visitNode(right, visitor, ts.isExpression)), node)), node); } else { return ts.updateBinary(node, target, ts.visitNode(right, visitor, ts.isExpression)); @@ -52192,10 +56514,10 @@ var ts; // _a = a(); // .yield resumeLabel // _a + %sent% + c() - var clone_4 = ts.getMutableClone(node); - clone_4.left = cacheExpression(ts.visitNode(node.left, visitor, ts.isExpression)); - clone_4.right = ts.visitNode(node.right, visitor, ts.isExpression); - return clone_4; + var clone_5 = ts.getMutableClone(node); + clone_5.left = cacheExpression(ts.visitNode(node.left, visitor, ts.isExpression)); + clone_5.right = ts.visitNode(node.right, visitor, ts.isExpression); + return clone_5; } return ts.visitEachChild(node, visitor, context); } @@ -52330,17 +56652,19 @@ var ts; // .yield resumeLabel, (a()) // .mark resumeLabel // x = %sent%; - // NOTE: we are explicitly not handling YieldStar at this time. var resumeLabel = defineLabel(); var expression = ts.visitNode(node.expression, visitor, ts.isExpression); if (node.asteriskToken) { - emitYieldStar(expression, /*location*/ node); + var iterator = (ts.getEmitFlags(node.expression) & 4194304 /* Iterator */) === 0 + ? ts.createValuesHelper(context, expression, /*location*/ node) + : expression; + emitYieldStar(iterator, /*location*/ node); } else { emitYield(expression, /*location*/ node); } markLabel(resumeLabel); - return createGeneratorResume(); + return createGeneratorResume(/*location*/ node); } /** * Visits an ArrayLiteralExpression that contains a YieldExpression. @@ -52368,26 +56692,27 @@ var ts; // .mark resumeLabel // ar = _a.concat([%sent%, 2]); var numInitialElements = countInitialNodesWithoutYield(elements); - var temp = declareLocal(); - var hasAssignedTemp = false; + var temp; if (numInitialElements > 0) { + temp = declareLocal(); var initialElements = ts.visitNodes(elements, visitor, ts.isExpression, 0, numInitialElements); emitAssignment(temp, ts.createArrayLiteral(leadingElement ? [leadingElement].concat(initialElements) : initialElements)); leadingElement = undefined; - hasAssignedTemp = true; } var expressions = ts.reduceLeft(elements, reduceElement, [], numInitialElements); - return hasAssignedTemp - ? ts.createArrayConcat(temp, [ts.createArrayLiteral(expressions, /*location*/ undefined, multiLine)]) - : ts.createArrayLiteral(leadingElement ? [leadingElement].concat(expressions) : expressions, location, multiLine); + return temp + ? ts.createArrayConcat(temp, [ts.createArrayLiteral(expressions, multiLine)]) + : ts.setTextRange(ts.createArrayLiteral(leadingElement ? [leadingElement].concat(expressions) : expressions, multiLine), location); function reduceElement(expressions, element) { if (containsYield(element) && expressions.length > 0) { + var hasAssignedTemp = temp !== undefined; + if (!temp) { + temp = declareLocal(); + } emitAssignment(temp, hasAssignedTemp - ? ts.createArrayConcat(temp, [ts.createArrayLiteral(expressions, /*location*/ undefined, multiLine)]) - : ts.createArrayLiteral(leadingElement ? [leadingElement].concat(expressions) : expressions, - /*location*/ undefined, multiLine)); - hasAssignedTemp = true; + ? ts.createArrayConcat(temp, [ts.createArrayLiteral(expressions, multiLine)]) + : ts.createArrayLiteral(leadingElement ? [leadingElement].concat(expressions) : expressions, multiLine)); leadingElement = undefined; expressions = []; } @@ -52417,8 +56742,7 @@ var ts; var multiLine = node.multiLine; var numInitialProperties = countInitialNodesWithoutYield(properties); var temp = declareLocal(); - emitAssignment(temp, ts.createObjectLiteral(ts.visitNodes(properties, visitor, ts.isObjectLiteralElementLike, 0, numInitialProperties), - /*location*/ undefined, multiLine)); + emitAssignment(temp, ts.createObjectLiteral(ts.visitNodes(properties, visitor, ts.isObjectLiteralElementLike, 0, numInitialProperties), multiLine)); var expressions = ts.reduceLeft(properties, reduceProperty, [], numInitialProperties); expressions.push(multiLine ? ts.startOnNewLine(ts.getMutableClone(temp)) : temp); return ts.inlineExpressions(expressions); @@ -52454,10 +56778,10 @@ var ts; // .yield resumeLabel // .mark resumeLabel // a = _a[%sent%] - var clone_5 = ts.getMutableClone(node); - clone_5.expression = cacheExpression(ts.visitNode(node.expression, visitor, ts.isLeftHandSideExpression)); - clone_5.argumentExpression = ts.visitNode(node.argumentExpression, visitor, ts.isExpression); - return clone_5; + var clone_6 = ts.getMutableClone(node); + clone_6.expression = cacheExpression(ts.visitNode(node.expression, visitor, ts.isLeftHandSideExpression)); + clone_6.argumentExpression = ts.visitNode(node.argumentExpression, visitor, ts.isExpression); + return clone_6; } return ts.visitEachChild(node, visitor, context); } @@ -52492,10 +56816,9 @@ var ts; // .mark resumeLabel // new (_b.apply(_a, _c.concat([%sent%, 2]))); var _a = ts.createCallBinding(ts.createPropertyAccess(node.expression, "bind"), hoistVariableDeclaration), target = _a.target, thisArg = _a.thisArg; - return ts.setOriginalNode(ts.createNew(ts.createFunctionApply(cacheExpression(ts.visitNode(target, visitor, ts.isExpression)), thisArg, visitElements(node.arguments, + return ts.setOriginalNode(ts.setTextRange(ts.createNew(ts.createFunctionApply(cacheExpression(ts.visitNode(target, visitor, ts.isExpression)), thisArg, visitElements(node.arguments, /*leadingElement*/ ts.createVoidZero())), - /*typeArguments*/ undefined, [], - /*location*/ node), node); + /*typeArguments*/ undefined, []), node), node); } return ts.visitEachChild(node, visitor, context); } @@ -52524,38 +56847,38 @@ var ts; } function transformAndEmitStatementWorker(node) { switch (node.kind) { - case 204 /* Block */: + case 206 /* Block */: return transformAndEmitBlock(node); - case 207 /* ExpressionStatement */: + case 209 /* ExpressionStatement */: return transformAndEmitExpressionStatement(node); - case 208 /* IfStatement */: + case 210 /* IfStatement */: return transformAndEmitIfStatement(node); - case 209 /* DoStatement */: + case 211 /* DoStatement */: return transformAndEmitDoStatement(node); - case 210 /* WhileStatement */: + case 212 /* WhileStatement */: return transformAndEmitWhileStatement(node); - case 211 /* ForStatement */: + case 213 /* ForStatement */: return transformAndEmitForStatement(node); - case 212 /* ForInStatement */: + case 214 /* ForInStatement */: return transformAndEmitForInStatement(node); - case 214 /* ContinueStatement */: + case 216 /* ContinueStatement */: return transformAndEmitContinueStatement(node); - case 215 /* BreakStatement */: + case 217 /* BreakStatement */: return transformAndEmitBreakStatement(node); - case 216 /* ReturnStatement */: + case 218 /* ReturnStatement */: return transformAndEmitReturnStatement(node); - case 217 /* WithStatement */: + case 219 /* WithStatement */: return transformAndEmitWithStatement(node); - case 218 /* SwitchStatement */: + case 220 /* SwitchStatement */: return transformAndEmitSwitchStatement(node); - case 219 /* LabeledStatement */: + case 221 /* LabeledStatement */: return transformAndEmitLabeledStatement(node); - case 220 /* ThrowStatement */: + case 222 /* ThrowStatement */: return transformAndEmitThrowStatement(node); - case 221 /* TryStatement */: + case 223 /* TryStatement */: return transformAndEmitTryStatement(node); default: - return emitStatement(ts.visitNode(node, visitor, ts.isStatement, /*optional*/ true)); + return emitStatement(ts.visitNode(node, visitor, ts.isStatement)); } } function transformAndEmitBlock(node) { @@ -52572,7 +56895,9 @@ var ts; function transformAndEmitVariableDeclarationList(node) { for (var _i = 0, _a = node.declarations; _i < _a.length; _i++) { var variable = _a[_i]; - hoistVariableDeclaration(variable.name); + var name = ts.getSynthesizedClone(variable.name); + ts.setCommentRange(name, variable.name); + hoistVariableDeclaration(name); } var variables = ts.getInitializedVariables(node); var numVariables = variables.length; @@ -52615,7 +56940,7 @@ var ts; if (containsYield(node.thenStatement) || containsYield(node.elseStatement)) { var endLabel = defineLabel(); var elseLabel = node.elseStatement ? defineLabel() : undefined; - emitBreakWhenFalse(node.elseStatement ? elseLabel : endLabel, ts.visitNode(node.expression, visitor, ts.isExpression)); + emitBreakWhenFalse(node.elseStatement ? elseLabel : endLabel, ts.visitNode(node.expression, visitor, ts.isExpression), /*location*/ node.expression); transformAndEmitEmbeddedStatement(node.thenStatement); if (node.elseStatement) { emitBreak(endLabel); @@ -52738,8 +57063,7 @@ var ts; transformAndEmitVariableDeclarationList(initializer); } else { - emitStatement(ts.createStatement(ts.visitNode(initializer, visitor, ts.isExpression), - /*location*/ initializer)); + emitStatement(ts.setTextRange(ts.createStatement(ts.visitNode(initializer, visitor, ts.isExpression)), initializer)); } } markLabel(conditionLabel); @@ -52749,8 +57073,7 @@ var ts; transformAndEmitEmbeddedStatement(node.statement); markLabel(incrementLabel); if (node.incrementor) { - emitStatement(ts.createStatement(ts.visitNode(node.incrementor, visitor, ts.isExpression), - /*location*/ node.incrementor)); + emitStatement(ts.setTextRange(ts.createStatement(ts.visitNode(node.incrementor, visitor, ts.isExpression)), node.incrementor)); } emitBreak(conditionLabel); endLoopBlock(); @@ -52764,7 +57087,7 @@ var ts; beginScriptLoopBlock(); } var initializer = node.initializer; - if (ts.isVariableDeclarationList(initializer)) { + if (initializer && ts.isVariableDeclarationList(initializer)) { for (var _i = 0, _a = initializer.declarations; _i < _a.length; _i++) { var variable = _a[_i]; hoistVariableDeclaration(variable.name); @@ -52772,7 +57095,7 @@ var ts; var variables = ts.getInitializedVariables(initializer); node = ts.updateFor(node, variables.length > 0 ? ts.inlineExpressions(ts.map(variables, transformInitializedVariable)) - : undefined, ts.visitNode(node.condition, visitor, ts.isExpression, /*optional*/ true), ts.visitNode(node.incrementor, visitor, ts.isExpression, /*optional*/ true), ts.visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, ts.liftToBlock)); + : undefined, ts.visitNode(node.condition, visitor, ts.isExpression), ts.visitNode(node.incrementor, visitor, ts.isExpression), ts.visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); } else { node = ts.visitEachChild(node, visitor, context); @@ -52864,7 +57187,7 @@ var ts; var variable = _a[_i]; hoistVariableDeclaration(variable.name); } - node = ts.updateForIn(node, initializer.declarations[0].name, ts.visitNode(node.expression, visitor, ts.isExpression), ts.visitNode(node.statement, visitor, ts.isStatement, /*optional*/ false, ts.liftToBlock)); + node = ts.updateForIn(node, initializer.declarations[0].name, ts.visitNode(node.expression, visitor, ts.isExpression), ts.visitNode(node.statement, visitor, ts.isStatement, ts.liftToBlock)); } else { node = ts.visitEachChild(node, visitor, context); @@ -52903,11 +57226,11 @@ var ts; return ts.visitEachChild(node, visitor, context); } function transformAndEmitReturnStatement(node) { - emitReturn(ts.visitNode(node.expression, visitor, ts.isExpression, /*optional*/ true), + emitReturn(ts.visitNode(node.expression, visitor, ts.isExpression), /*location*/ node); } function visitReturnStatement(node) { - return createInlineReturn(ts.visitNode(node.expression, visitor, ts.isExpression, /*optional*/ true), + return createInlineReturn(ts.visitNode(node.expression, visitor, ts.isExpression), /*location*/ node); } function transformAndEmitWithStatement(node) { @@ -52972,7 +57295,7 @@ var ts; for (var i = 0; i < numClauses; i++) { var clause = caseBlock.clauses[i]; clauseLabels.push(defineLabel()); - if (clause.kind === 254 /* DefaultClause */ && defaultClauseIndex === -1) { + if (clause.kind === 257 /* DefaultClause */ && defaultClauseIndex === -1) { defaultClauseIndex = i; } } @@ -52985,7 +57308,7 @@ var ts; var defaultClausesSkipped = 0; for (var i = clausesWritten; i < numClauses; i++) { var clause = caseBlock.clauses[i]; - if (clause.kind === 253 /* CaseClause */) { + if (clause.kind === 256 /* CaseClause */) { var caseClause = clause; if (containsYield(caseClause.expression) && pendingClauses.length > 0) { break; @@ -53127,9 +57450,9 @@ var ts; } return -1; } - function onSubstituteNode(emitContext, node) { - node = previousOnSubstituteNode(emitContext, node); - if (emitContext === 1 /* Expression */) { + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (hint === 1 /* Expression */) { return substituteExpression(node); } return node; @@ -53141,17 +57464,17 @@ var ts; return node; } function substituteExpressionIdentifier(node) { - if (renamedCatchVariables && ts.hasProperty(renamedCatchVariables, node.text)) { + if (!ts.isGeneratedIdentifier(node) && renamedCatchVariables && renamedCatchVariables.has(node.text)) { var original = ts.getOriginalNode(node); if (ts.isIdentifier(original) && original.parent) { var declaration = resolver.getReferencedValueDeclaration(original); if (declaration) { - var name_36 = ts.getProperty(renamedCatchVariableDeclarations, String(ts.getOriginalNodeId(declaration))); - if (name_36) { - var clone_6 = ts.getMutableClone(name_36); - ts.setSourceMapRange(clone_6, node); - ts.setCommentRange(clone_6, node); - return clone_6; + var name = renamedCatchVariableDeclarations[ts.getOriginalNodeId(declaration)]; + if (name) { + var clone_7 = ts.getMutableClone(name); + ts.setSourceMapRange(clone_7, node); + ts.setCommentRange(clone_7, node); + return clone_7; } } } @@ -53160,7 +57483,7 @@ var ts; } function cacheExpression(node) { var temp; - if (ts.isGeneratedIdentifier(node)) { + if (ts.isGeneratedIdentifier(node) || ts.getEmitFlags(node) & 4096 /* HelperName */) { return node; } temp = ts.createTempVariable(hoistVariableDeclaration); @@ -53288,15 +57611,23 @@ var ts; */ function beginCatchBlock(variable) { ts.Debug.assert(peekBlockKind() === 0 /* Exception */); - var text = variable.name.text; - var name = declareLocal(text); - if (!renamedCatchVariables) { - renamedCatchVariables = ts.createMap(); - renamedCatchVariableDeclarations = ts.createMap(); - context.enableSubstitution(70 /* Identifier */); + // generated identifiers should already be unique within a file + var name; + if (ts.isGeneratedIdentifier(variable.name)) { + name = variable.name; + hoistVariableDeclaration(variable.name); + } + else { + var text = variable.name.text; + name = declareLocal(text); + if (!renamedCatchVariables) { + renamedCatchVariables = ts.createMap(); + renamedCatchVariableDeclarations = []; + context.enableSubstitution(70 /* Identifier */); + } + renamedCatchVariables.set(text, true); + renamedCatchVariableDeclarations[ts.getOriginalNodeId(variable)] = name; } - renamedCatchVariables[text] = true; - renamedCatchVariableDeclarations[ts.getOriginalNodeId(variable)] = name; var exception = peekBlock(); ts.Debug.assert(exception.state < 1 /* Catch */); var endLabel = exception.endLabel; @@ -53566,7 +57897,7 @@ var ts; */ function createInstruction(instruction) { var literal = ts.createLiteral(instruction); - literal.trailingComment = instructionNames[instruction]; + ts.addSyntheticTrailingComment(literal, 3 /* MultiLineCommentTrivia */, getInstructionName(instruction)); return literal; } /** @@ -53577,10 +57908,10 @@ var ts; */ function createInlineBreak(label, location) { ts.Debug.assert(label > 0, "Invalid label: " + label); - return ts.createReturn(ts.createArrayLiteral([ + return ts.setTextRange(ts.createReturn(ts.createArrayLiteral([ createInstruction(3 /* Break */), createLabel(label) - ]), location); + ])), location); } /** * Creates a statement that can be used indicate a Return operation. @@ -53589,15 +57920,16 @@ var ts; * @param location An optional source map location for the statement. */ function createInlineReturn(expression, location) { - return ts.createReturn(ts.createArrayLiteral(expression + return ts.setTextRange(ts.createReturn(ts.createArrayLiteral(expression ? [createInstruction(2 /* Return */), expression] - : [createInstruction(2 /* Return */)]), location); + : [createInstruction(2 /* Return */)])), location); } /** * Creates an expression that can be used to resume from a Yield operation. */ function createGeneratorResume(location) { - return ts.createCall(ts.createPropertyAccess(state, "sent"), /*typeArguments*/ undefined, [], location); + return ts.setTextRange(ts.createCall(ts.createPropertyAccess(state, "sent"), + /*typeArguments*/ undefined, []), location); } /** * Emits an empty instruction. @@ -53743,7 +58075,6 @@ var ts; /*name*/ undefined, /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, state)], /*type*/ undefined, ts.createBlock(buildResult, - /*location*/ undefined, /*multiLine*/ buildResult.length > 0)), 262144 /* ReuseTempVariableScope */)); } /** @@ -54014,7 +58345,7 @@ var ts; * @param operationLocation The source map location for the operation. */ function writeAssign(left, right, operationLocation) { - writeStatement(ts.createStatement(ts.createAssignment(left, right), operationLocation)); + writeStatement(ts.setTextRange(ts.createStatement(ts.createAssignment(left, right)), operationLocation)); } /** * Writes a Throw operation to the current label's statement list. @@ -54025,7 +58356,7 @@ var ts; function writeThrow(expression, operationLocation) { lastOperationWasAbrupt = true; lastOperationWasCompletion = true; - writeStatement(ts.createThrow(expression, operationLocation)); + writeStatement(ts.setTextRange(ts.createThrow(expression), operationLocation)); } /** * Writes a Return operation to the current label's statement list. @@ -54036,9 +58367,9 @@ var ts; function writeReturn(expression, operationLocation) { lastOperationWasAbrupt = true; lastOperationWasCompletion = true; - writeStatement(ts.createReturn(ts.createArrayLiteral(expression + writeStatement(ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral(expression ? [createInstruction(2 /* Return */), expression] - : [createInstruction(2 /* Return */)]), operationLocation)); + : [createInstruction(2 /* Return */)])), operationLocation), 384 /* NoTokenSourceMaps */)); } /** * Writes a Break operation to the current label's statement list. @@ -54048,10 +58379,10 @@ var ts; */ function writeBreak(label, operationLocation) { lastOperationWasAbrupt = true; - writeStatement(ts.createReturn(ts.createArrayLiteral([ + writeStatement(ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral([ createInstruction(3 /* Break */), createLabel(label) - ]), operationLocation)); + ])), operationLocation), 384 /* NoTokenSourceMaps */)); } /** * Writes a BreakWhenTrue operation to the current label's statement list. @@ -54061,10 +58392,10 @@ var ts; * @param operationLocation The source map location for the operation. */ function writeBreakWhenTrue(label, condition, operationLocation) { - writeStatement(ts.createIf(condition, ts.createReturn(ts.createArrayLiteral([ + writeStatement(ts.setEmitFlags(ts.createIf(condition, ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral([ createInstruction(3 /* Break */), createLabel(label) - ]), operationLocation))); + ])), operationLocation), 384 /* NoTokenSourceMaps */)), 1 /* SingleLine */)); } /** * Writes a BreakWhenFalse operation to the current label's statement list. @@ -54074,10 +58405,10 @@ var ts; * @param operationLocation The source map location for the operation. */ function writeBreakWhenFalse(label, condition, operationLocation) { - writeStatement(ts.createIf(ts.createLogicalNot(condition), ts.createReturn(ts.createArrayLiteral([ + writeStatement(ts.setEmitFlags(ts.createIf(ts.createLogicalNot(condition), ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral([ createInstruction(3 /* Break */), createLabel(label) - ]), operationLocation))); + ])), operationLocation), 384 /* NoTokenSourceMaps */)), 1 /* SingleLine */)); } /** * Writes a Yield operation to the current label's statement list. @@ -54087,9 +58418,9 @@ var ts; */ function writeYield(expression, operationLocation) { lastOperationWasAbrupt = true; - writeStatement(ts.createReturn(ts.createArrayLiteral(expression + writeStatement(ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral(expression ? [createInstruction(4 /* Yield */), expression] - : [createInstruction(4 /* Yield */)]), operationLocation)); + : [createInstruction(4 /* Yield */)])), operationLocation), 384 /* NoTokenSourceMaps */)); } /** * Writes a YieldStar instruction to the current label's statement list. @@ -54099,10 +58430,10 @@ var ts; */ function writeYieldStar(expression, operationLocation) { lastOperationWasAbrupt = true; - writeStatement(ts.createReturn(ts.createArrayLiteral([ + writeStatement(ts.setEmitFlags(ts.setTextRange(ts.createReturn(ts.createArrayLiteral([ createInstruction(5 /* YieldStar */), expression - ]), operationLocation)); + ])), operationLocation), 384 /* NoTokenSourceMaps */)); } /** * Writes an Endfinally instruction to the current label's statement list. @@ -54183,157 +58514,918 @@ var ts; name: "typescript:generator", scoped: false, priority: 6, - text: "\n var __generator = (this && this.__generator) || function (thisArg, body) {\n var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t;\n return { next: verb(0), \"throw\": verb(1), \"return\": verb(2) };\n function verb(n) { return function (v) { return step([n, v]); }; }\n function step(op) {\n if (f) throw new TypeError(\"Generator is already executing.\");\n while (_) try {\n if (f = 1, y && (t = y[op[0] & 2 ? \"return\" : op[0] ? \"throw\" : \"next\"]) && !(t = t.call(y, op[1])).done) return t;\n if (y = 0, t) op = [0, t.value];\n switch (op[0]) {\n case 0: case 1: t = op; break;\n case 4: _.label++; return { value: op[1], done: false };\n case 5: _.label++; y = op[1]; op = [0]; continue;\n case 7: op = _.ops.pop(); _.trys.pop(); continue;\n default:\n if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }\n if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }\n if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }\n if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }\n if (t[2]) _.ops.pop();\n _.trys.pop(); continue;\n }\n op = body.call(thisArg, _);\n } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }\n if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };\n }\n };" + text: "\n var __generator = (this && this.__generator) || function (thisArg, body) {\n var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;\n return g = { next: verb(0), \"throw\": verb(1), \"return\": verb(2) }, typeof Symbol === \"function\" && (g[Symbol.iterator] = function() { return this; }), g;\n function verb(n) { return function (v) { return step([n, v]); }; }\n function step(op) {\n if (f) throw new TypeError(\"Generator is already executing.\");\n while (_) try {\n if (f = 1, y && (t = y[op[0] & 2 ? \"return\" : op[0] ? \"throw\" : \"next\"]) && !(t = t.call(y, op[1])).done) return t;\n if (y = 0, t) op = [0, t.value];\n switch (op[0]) {\n case 0: case 1: t = op; break;\n case 4: _.label++; return { value: op[1], done: false };\n case 5: _.label++; y = op[1]; op = [0]; continue;\n case 7: op = _.ops.pop(); _.trys.pop(); continue;\n default:\n if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }\n if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }\n if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }\n if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }\n if (t[2]) _.ops.pop();\n _.trys.pop(); continue;\n }\n op = body.call(thisArg, _);\n } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }\n if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };\n }\n };" }; - var _a; })(ts || (ts = {})); -/// <reference path="../factory.ts" /> -/// <reference path="../visitor.ts" /> +/// <reference path="../../factory.ts" /> +/// <reference path="../../visitor.ts" /> +/// <reference path="../destructuring.ts" /> /*@internal*/ var ts; (function (ts) { - /** - * Transforms ES5 syntax into ES3 syntax. - * - * @param context Context and state information for the transformation. - */ - function transformES5(context) { + function transformModule(context) { + function getTransformModuleDelegate(moduleKind) { + switch (moduleKind) { + case ts.ModuleKind.AMD: return transformAMDModule; + case ts.ModuleKind.UMD: return transformUMDModule; + default: return transformCommonJSModule; + } + } + var startLexicalEnvironment = context.startLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment; + var compilerOptions = context.getCompilerOptions(); + var resolver = context.getEmitResolver(); + var host = context.getEmitHost(); + var languageVersion = ts.getEmitScriptTarget(compilerOptions); + var moduleKind = ts.getEmitModuleKind(compilerOptions); var previousOnSubstituteNode = context.onSubstituteNode; + var previousOnEmitNode = context.onEmitNode; context.onSubstituteNode = onSubstituteNode; - context.enableSubstitution(177 /* PropertyAccessExpression */); - context.enableSubstitution(257 /* PropertyAssignment */); + context.onEmitNode = onEmitNode; + context.enableSubstitution(70 /* Identifier */); // Substitutes expression identifiers with imported/exported symbols. + context.enableSubstitution(193 /* BinaryExpression */); // Substitutes assignments to exported symbols. + context.enableSubstitution(191 /* PrefixUnaryExpression */); // Substitutes updates to exported symbols. + context.enableSubstitution(192 /* PostfixUnaryExpression */); // Substitutes updates to exported symbols. + context.enableSubstitution(261 /* ShorthandPropertyAssignment */); // Substitutes shorthand property assignments for imported/exported symbols. + context.enableEmitNotification(264 /* SourceFile */); // Restore state when substituting nodes in a file. + var moduleInfoMap = []; // The ExternalModuleInfo for each file. + var deferredExports = []; // Exports to defer until an EndOfDeclarationMarker is found. + var currentSourceFile; // The current file. + var currentModuleInfo; // The ExternalModuleInfo for the current file. + var noSubstitution; // Set of nodes for which substitution rules should be ignored. return transformSourceFile; /** - * Transforms an ES5 source file to ES3. + * Transforms the module aspects of a SourceFile. * - * @param node A SourceFile + * @param node The SourceFile node. */ function transformSourceFile(node) { - return node; + if (ts.isDeclarationFile(node) || !(ts.isExternalModule(node) || compilerOptions.isolatedModules)) { + return node; + } + currentSourceFile = node; + currentModuleInfo = ts.collectExternalModuleInfo(node, resolver, compilerOptions); + moduleInfoMap[ts.getOriginalNodeId(node)] = currentModuleInfo; + // Perform the transformation. + var transformModule = getTransformModuleDelegate(moduleKind); + var updated = transformModule(node); + currentSourceFile = undefined; + currentModuleInfo = undefined; + return ts.aggregateTransformFlags(updated); + } + function shouldEmitUnderscoreUnderscoreESModule() { + if (!currentModuleInfo.exportEquals && ts.isExternalModule(currentSourceFile)) { + return true; + } + return false; } /** - * Hooks node substitutions. + * Transforms a SourceFile into a CommonJS module. * - * @param emitContext The context for the emitter. - * @param node The node to substitute. + * @param node The SourceFile node. */ - function onSubstituteNode(emitContext, node) { - node = previousOnSubstituteNode(emitContext, node); - if (ts.isPropertyAccessExpression(node)) { - return substitutePropertyAccessExpression(node); + function transformCommonJSModule(node) { + startLexicalEnvironment(); + var statements = []; + var ensureUseStrict = compilerOptions.alwaysStrict || (!compilerOptions.noImplicitUseStrict && ts.isExternalModule(currentSourceFile)); + var statementOffset = ts.addPrologue(statements, node.statements, ensureUseStrict, sourceElementVisitor); + if (shouldEmitUnderscoreUnderscoreESModule()) { + ts.append(statements, createUnderscoreUnderscoreESModule()); } - else if (ts.isPropertyAssignment(node)) { - return substitutePropertyAssignment(node); + ts.append(statements, ts.visitNode(currentModuleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement)); + ts.addRange(statements, ts.visitNodes(node.statements, sourceElementVisitor, ts.isStatement, statementOffset)); + addExportEqualsIfNeeded(statements, /*emitAsReturn*/ false); + ts.addRange(statements, endLexicalEnvironment()); + var updated = ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray(statements), node.statements)); + if (currentModuleInfo.hasExportStarsToExportValues) { + // If we have any `export * from ...` declarations + // we need to inform the emitter to add the __export helper. + ts.addEmitHelper(updated, exportStarHelper); } - return node; + return updated; } /** - * Substitutes a PropertyAccessExpression whose name is a reserved word. + * Transforms a SourceFile into an AMD module. * - * @param node A PropertyAccessExpression + * @param node The SourceFile node. */ - function substitutePropertyAccessExpression(node) { - var literalName = trySubstituteReservedName(node.name); - if (literalName) { - return ts.createElementAccess(node.expression, literalName, /*location*/ node); + function transformAMDModule(node) { + var define = ts.createIdentifier("define"); + var moduleName = ts.tryGetModuleNameFromFile(node, host, compilerOptions); + // An AMD define function has the following shape: + // + // define(id?, dependencies?, factory); + // + // This has the shape of the following: + // + // define(name, ["module1", "module2"], function (module1Alias) { ... } + // + // The location of the alias in the parameter list in the factory function needs to + // match the position of the module name in the dependency list. + // + // To ensure this is true in cases of modules with no aliases, e.g.: + // + // import "module" + // + // or + // + // /// <amd-dependency path= "a.css" /> + // + // we need to add modules without alias names to the end of the dependencies list + var _a = collectAsynchronousDependencies(node, /*includeNonAmdDependencies*/ true), aliasedModuleNames = _a.aliasedModuleNames, unaliasedModuleNames = _a.unaliasedModuleNames, importAliasNames = _a.importAliasNames; + // Create an updated SourceFile: + // + // define(moduleName?, ["module1", "module2"], function ... + return ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray([ + ts.createStatement(ts.createCall(define, + /*typeArguments*/ undefined, (moduleName ? [moduleName] : []).concat([ + // Add the dependency array argument: + // + // ["require", "exports", module1", "module2", ...] + ts.createArrayLiteral([ + ts.createLiteral("require"), + ts.createLiteral("exports") + ].concat(aliasedModuleNames, unaliasedModuleNames)), + // Add the module body function argument: + // + // function (require, exports, module1, module2) ... + ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, [ + ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "require"), + ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "exports") + ].concat(importAliasNames), + /*type*/ undefined, transformAsynchronousModuleBody(node)) + ]))) + ]), + /*location*/ node.statements)); + } + /** + * Transforms a SourceFile into a UMD module. + * + * @param node The SourceFile node. + */ + function transformUMDModule(node) { + var _a = collectAsynchronousDependencies(node, /*includeNonAmdDependencies*/ false), aliasedModuleNames = _a.aliasedModuleNames, unaliasedModuleNames = _a.unaliasedModuleNames, importAliasNames = _a.importAliasNames; + var umdHeader = ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "factory")], + /*type*/ undefined, ts.setTextRange(ts.createBlock([ + ts.createIf(ts.createLogicalAnd(ts.createTypeCheck(ts.createIdentifier("module"), "object"), ts.createTypeCheck(ts.createPropertyAccess(ts.createIdentifier("module"), "exports"), "object")), ts.createBlock([ + ts.createVariableStatement( + /*modifiers*/ undefined, [ + ts.createVariableDeclaration("v", + /*type*/ undefined, ts.createCall(ts.createIdentifier("factory"), + /*typeArguments*/ undefined, [ + ts.createIdentifier("require"), + ts.createIdentifier("exports") + ])) + ]), + ts.setEmitFlags(ts.createIf(ts.createStrictInequality(ts.createIdentifier("v"), ts.createIdentifier("undefined")), ts.createStatement(ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("module"), "exports"), ts.createIdentifier("v")))), 1 /* SingleLine */) + ]), ts.createIf(ts.createLogicalAnd(ts.createTypeCheck(ts.createIdentifier("define"), "function"), ts.createPropertyAccess(ts.createIdentifier("define"), "amd")), ts.createBlock([ + ts.createStatement(ts.createCall(ts.createIdentifier("define"), + /*typeArguments*/ undefined, [ + ts.createArrayLiteral([ + ts.createLiteral("require"), + ts.createLiteral("exports") + ].concat(aliasedModuleNames, unaliasedModuleNames)), + ts.createIdentifier("factory") + ])) + ]))) + ], + /*multiLine*/ true), + /*location*/ undefined)); + // Create an updated SourceFile: + // + // (function (factory) { + // if (typeof module === "object" && typeof module.exports === "object") { + // var v = factory(require, exports); + // if (v !== undefined) module.exports = v; + // } + // else if (typeof define === 'function' && define.amd) { + // define(["require", "exports"], factory); + // } + // })(function ...) + return ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray([ + ts.createStatement(ts.createCall(umdHeader, + /*typeArguments*/ undefined, [ + // Add the module body function argument: + // + // function (require, exports) ... + ts.createFunctionExpression( + /*modifiers*/ undefined, + /*asteriskToken*/ undefined, + /*name*/ undefined, + /*typeParameters*/ undefined, [ + ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "require"), + ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "exports") + ].concat(importAliasNames), + /*type*/ undefined, transformAsynchronousModuleBody(node)) + ])) + ]), + /*location*/ node.statements)); + } + /** + * Collect the additional asynchronous dependencies for the module. + * + * @param node The source file. + * @param includeNonAmdDependencies A value indicating whether to include non-AMD dependencies. + */ + function collectAsynchronousDependencies(node, includeNonAmdDependencies) { + // names of modules with corresponding parameter in the factory function + var aliasedModuleNames = []; + // names of modules with no corresponding parameters in factory function + var unaliasedModuleNames = []; + // names of the parameters in the factory function; these + // parameters need to match the indexes of the corresponding + // module names in aliasedModuleNames. + var importAliasNames = []; + // Fill in amd-dependency tags + for (var _i = 0, _a = node.amdDependencies; _i < _a.length; _i++) { + var amdDependency = _a[_i]; + if (amdDependency.name) { + aliasedModuleNames.push(ts.createLiteral(amdDependency.path)); + importAliasNames.push(ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, amdDependency.name)); + } + else { + unaliasedModuleNames.push(ts.createLiteral(amdDependency.path)); + } } - return node; + for (var _b = 0, _c = currentModuleInfo.externalImports; _b < _c.length; _b++) { + var importNode = _c[_b]; + // Find the name of the external module + var externalModuleName = ts.getExternalModuleNameLiteral(importNode, currentSourceFile, host, resolver, compilerOptions); + // Find the name of the module alias, if there is one + var importAliasName = ts.getLocalNameForExternalImport(importNode, currentSourceFile); + // It is possible that externalModuleName is undefined if it is not string literal. + // This can happen in the invalid import syntax. + // E.g : "import * from alias from 'someLib';" + if (externalModuleName) { + if (includeNonAmdDependencies && importAliasName) { + // Set emitFlags on the name of the classDeclaration + // This is so that when printer will not substitute the identifier + ts.setEmitFlags(importAliasName, 4 /* NoSubstitution */); + aliasedModuleNames.push(externalModuleName); + importAliasNames.push(ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, importAliasName)); + } + else { + unaliasedModuleNames.push(externalModuleName); + } + } + } + return { aliasedModuleNames: aliasedModuleNames, unaliasedModuleNames: unaliasedModuleNames, importAliasNames: importAliasNames }; } /** - * Substitutes a PropertyAssignment whose name is a reserved word. + * Transforms a SourceFile into an AMD or UMD module body. * - * @param node A PropertyAssignment + * @param node The SourceFile node. */ - function substitutePropertyAssignment(node) { - var literalName = ts.isIdentifier(node.name) && trySubstituteReservedName(node.name); - if (literalName) { - return ts.updatePropertyAssignment(node, literalName, node.initializer); + function transformAsynchronousModuleBody(node) { + startLexicalEnvironment(); + var statements = []; + var statementOffset = ts.addPrologue(statements, node.statements, /*ensureUseStrict*/ !compilerOptions.noImplicitUseStrict, sourceElementVisitor); + if (shouldEmitUnderscoreUnderscoreESModule()) { + ts.append(statements, createUnderscoreUnderscoreESModule()); } - return node; + // Visit each statement of the module body. + ts.append(statements, ts.visitNode(currentModuleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement)); + ts.addRange(statements, ts.visitNodes(node.statements, sourceElementVisitor, ts.isStatement, statementOffset)); + // Append the 'export =' statement if provided. + addExportEqualsIfNeeded(statements, /*emitAsReturn*/ true); + // End the lexical environment for the module body + // and merge any new lexical declarations. + ts.addRange(statements, endLexicalEnvironment()); + var body = ts.createBlock(statements, /*multiLine*/ true); + if (currentModuleInfo.hasExportStarsToExportValues) { + // If we have any `export * from ...` declarations + // we need to inform the emitter to add the __export helper. + ts.addEmitHelper(body, exportStarHelper); + } + return body; } /** - * If an identifier name is a reserved word, returns a string literal for the name. + * Adds the down-level representation of `export=` to the statement list if one exists + * in the source file. * - * @param name An Identifier + * @param statements The Statement list to modify. + * @param emitAsReturn A value indicating whether to emit the `export=` statement as a + * return statement. */ - function trySubstituteReservedName(name) { - var token = name.originalKeywordKind || (ts.nodeIsSynthesized(name) ? ts.stringToToken(name.text) : undefined); - if (token >= 71 /* FirstReservedWord */ && token <= 106 /* LastReservedWord */) { - return ts.createLiteral(name, /*location*/ name); + function addExportEqualsIfNeeded(statements, emitAsReturn) { + if (currentModuleInfo.exportEquals) { + if (emitAsReturn) { + var statement = ts.createReturn(currentModuleInfo.exportEquals.expression); + ts.setTextRange(statement, currentModuleInfo.exportEquals); + ts.setEmitFlags(statement, 384 /* NoTokenSourceMaps */ | 1536 /* NoComments */); + statements.push(statement); + } + else { + var statement = ts.createStatement(ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("module"), "exports"), currentModuleInfo.exportEquals.expression)); + ts.setTextRange(statement, currentModuleInfo.exportEquals); + ts.setEmitFlags(statement, 1536 /* NoComments */); + statements.push(statement); + } } - return undefined; } - } - ts.transformES5 = transformES5; -})(ts || (ts = {})); -/// <reference path="../../factory.ts" /> -/// <reference path="../../visitor.ts" /> -/*@internal*/ -var ts; -(function (ts) { - function transformES2015Module(context) { - var compilerOptions = context.getCompilerOptions(); - var previousOnEmitNode = context.onEmitNode; - var previousOnSubstituteNode = context.onSubstituteNode; - context.onEmitNode = onEmitNode; - context.onSubstituteNode = onSubstituteNode; - context.enableEmitNotification(261 /* SourceFile */); - context.enableSubstitution(70 /* Identifier */); - var currentSourceFile; - return transformSourceFile; - function transformSourceFile(node) { - if (ts.isDeclarationFile(node)) { - return node; + // + // Top-Level Source Element Visitors + // + /** + * Visits a node at the top level of the source file. + * + * @param node The node to visit. + */ + function sourceElementVisitor(node) { + switch (node.kind) { + case 237 /* ImportDeclaration */: + return visitImportDeclaration(node); + case 236 /* ImportEqualsDeclaration */: + return visitImportEqualsDeclaration(node); + case 243 /* ExportDeclaration */: + return visitExportDeclaration(node); + case 242 /* ExportAssignment */: + return visitExportAssignment(node); + case 207 /* VariableStatement */: + return visitVariableStatement(node); + case 227 /* FunctionDeclaration */: + return visitFunctionDeclaration(node); + case 228 /* ClassDeclaration */: + return visitClassDeclaration(node); + case 296 /* MergeDeclarationMarker */: + return visitMergeDeclarationMarker(node); + case 297 /* EndOfDeclarationMarker */: + return visitEndOfDeclarationMarker(node); + default: + // This visitor does not descend into the tree, as export/import statements + // are only transformed at the top level of a file. + return node; } - if (ts.isExternalModule(node) || compilerOptions.isolatedModules) { - var externalHelpersModuleName = ts.getOrCreateExternalHelpersModuleNameIfNeeded(node, compilerOptions); - if (externalHelpersModuleName) { - var statements = []; - var statementOffset = ts.addPrologueDirectives(statements, node.statements); - ts.append(statements, ts.createImportDeclaration( - /*decorators*/ undefined, - /*modifiers*/ undefined, ts.createImportClause(/*name*/ undefined, ts.createNamespaceImport(externalHelpersModuleName)), ts.createLiteral(ts.externalHelpersModuleNameText))); - ts.addRange(statements, ts.visitNodes(node.statements, visitor, ts.isStatement, statementOffset)); - return ts.updateSourceFileNode(node, ts.createNodeArray(statements, node.statements)); + } + /** + * Visits an ImportDeclaration node. + * + * @param node The node to visit. + */ + function visitImportDeclaration(node) { + var statements; + var namespaceDeclaration = ts.getNamespaceDeclarationNode(node); + if (moduleKind !== ts.ModuleKind.AMD) { + if (!node.importClause) { + // import "mod"; + return ts.setTextRange(ts.createStatement(createRequireCall(node)), node); } else { - return ts.visitEachChild(node, visitor, context); + var variables = []; + if (namespaceDeclaration && !ts.isDefaultImport(node)) { + // import * as n from "mod"; + variables.push(ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), + /*type*/ undefined, createRequireCall(node))); + } + else { + // import d from "mod"; + // import { x, y } from "mod"; + // import d, { x, y } from "mod"; + // import d, * as n from "mod"; + variables.push(ts.createVariableDeclaration(ts.getGeneratedNameForNode(node), + /*type*/ undefined, createRequireCall(node))); + if (namespaceDeclaration && ts.isDefaultImport(node)) { + variables.push(ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), + /*type*/ undefined, ts.getGeneratedNameForNode(node))); + } + } + statements = ts.append(statements, ts.setTextRange(ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList(variables, languageVersion >= 2 /* ES2015 */ ? 2 /* Const */ : 0 /* None */)), + /*location*/ node)); } } + else if (namespaceDeclaration && ts.isDefaultImport(node)) { + // import d, * as n from "mod"; + statements = ts.append(statements, ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.setTextRange(ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), + /*type*/ undefined, ts.getGeneratedNameForNode(node)), + /*location*/ node) + ], languageVersion >= 2 /* ES2015 */ ? 2 /* Const */ : 0 /* None */))); + } + if (hasAssociatedEndOfDeclarationMarker(node)) { + // Defer exports until we encounter an EndOfDeclarationMarker node + var id = ts.getOriginalNodeId(node); + deferredExports[id] = appendExportsOfImportDeclaration(deferredExports[id], node); + } + else { + statements = appendExportsOfImportDeclaration(statements, node); + } + return ts.singleOrMany(statements); + } + /** + * Creates a `require()` call to import an external module. + * + * @param importNode The declararation to import. + */ + function createRequireCall(importNode) { + var moduleName = ts.getExternalModuleNameLiteral(importNode, currentSourceFile, host, resolver, compilerOptions); + var args = []; + if (moduleName) { + args.push(moduleName); + } + return ts.createCall(ts.createIdentifier("require"), /*typeArguments*/ undefined, args); + } + /** + * Visits an ImportEqualsDeclaration node. + * + * @param node The node to visit. + */ + function visitImportEqualsDeclaration(node) { + ts.Debug.assert(ts.isExternalModuleImportEqualsDeclaration(node), "import= for internal module references should be handled in an earlier transformer."); + var statements; + if (moduleKind !== ts.ModuleKind.AMD) { + if (ts.hasModifier(node, 1 /* Export */)) { + statements = ts.append(statements, ts.setTextRange(ts.createStatement(createExportExpression(node.name, createRequireCall(node))), node)); + } + else { + statements = ts.append(statements, ts.setTextRange(ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.createVariableDeclaration(ts.getSynthesizedClone(node.name), + /*type*/ undefined, createRequireCall(node)) + ], + /*flags*/ languageVersion >= 2 /* ES2015 */ ? 2 /* Const */ : 0 /* None */)), node)); + } + } + else { + if (ts.hasModifier(node, 1 /* Export */)) { + statements = ts.append(statements, ts.setTextRange(ts.createStatement(createExportExpression(ts.getExportName(node), ts.getLocalName(node))), node)); + } + } + if (hasAssociatedEndOfDeclarationMarker(node)) { + // Defer exports until we encounter an EndOfDeclarationMarker node + var id = ts.getOriginalNodeId(node); + deferredExports[id] = appendExportsOfImportEqualsDeclaration(deferredExports[id], node); + } + else { + statements = appendExportsOfImportEqualsDeclaration(statements, node); + } + return ts.singleOrMany(statements); + } + /** + * Visits an ExportDeclaration node. + * + * @param The node to visit. + */ + function visitExportDeclaration(node) { + if (!node.moduleSpecifier) { + // Elide export declarations with no module specifier as they are handled + // elsewhere. + return undefined; + } + var generatedName = ts.getGeneratedNameForNode(node); + if (node.exportClause) { + var statements = []; + // export { x, y } from "mod"; + if (moduleKind !== ts.ModuleKind.AMD) { + statements.push(ts.setTextRange(ts.createVariableStatement( + /*modifiers*/ undefined, ts.createVariableDeclarationList([ + ts.createVariableDeclaration(generatedName, + /*type*/ undefined, createRequireCall(node)) + ])), + /*location*/ node)); + } + for (var _i = 0, _a = node.exportClause.elements; _i < _a.length; _i++) { + var specifier = _a[_i]; + var exportedValue = ts.createPropertyAccess(generatedName, specifier.propertyName || specifier.name); + statements.push(ts.setTextRange(ts.createStatement(createExportExpression(ts.getExportName(specifier), exportedValue)), specifier)); + } + return ts.singleOrMany(statements); + } + else { + // export * from "mod"; + return ts.setTextRange(ts.createStatement(ts.createCall(ts.createIdentifier("__export"), + /*typeArguments*/ undefined, [ + moduleKind !== ts.ModuleKind.AMD + ? createRequireCall(node) + : generatedName + ])), node); + } + } + /** + * Visits an ExportAssignment node. + * + * @param node The node to visit. + */ + function visitExportAssignment(node) { + if (node.isExportEquals) { + return undefined; + } + var statements; + var original = node.original; + if (original && hasAssociatedEndOfDeclarationMarker(original)) { + // Defer exports until we encounter an EndOfDeclarationMarker node + var id = ts.getOriginalNodeId(node); + deferredExports[id] = appendExportStatement(deferredExports[id], ts.createIdentifier("default"), node.expression, /*location*/ node, /*allowComments*/ true); + } + else { + statements = appendExportStatement(statements, ts.createIdentifier("default"), node.expression, /*location*/ node, /*allowComments*/ true); + } + return ts.singleOrMany(statements); + } + /** + * Visits a FunctionDeclaration node. + * + * @param node The node to visit. + */ + function visitFunctionDeclaration(node) { + var statements; + if (ts.hasModifier(node, 1 /* Export */)) { + statements = ts.append(statements, ts.setOriginalNode(ts.setTextRange(ts.createFunctionDeclaration( + /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, ts.getDeclarationName(node, /*allowComments*/ true, /*allowSourceMaps*/ true), + /*typeParameters*/ undefined, node.parameters, + /*type*/ undefined, node.body), + /*location*/ node), + /*original*/ node)); + } + else { + statements = ts.append(statements, node); + } + if (hasAssociatedEndOfDeclarationMarker(node)) { + // Defer exports until we encounter an EndOfDeclarationMarker node + var id = ts.getOriginalNodeId(node); + deferredExports[id] = appendExportsOfHoistedDeclaration(deferredExports[id], node); + } + else { + statements = appendExportsOfHoistedDeclaration(statements, node); + } + return ts.singleOrMany(statements); + } + /** + * Visits a ClassDeclaration node. + * + * @param node The node to visit. + */ + function visitClassDeclaration(node) { + var statements; + if (ts.hasModifier(node, 1 /* Export */)) { + statements = ts.append(statements, ts.setOriginalNode(ts.setTextRange(ts.createClassDeclaration( + /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.getDeclarationName(node, /*allowComments*/ true, /*allowSourceMaps*/ true), + /*typeParameters*/ undefined, node.heritageClauses, node.members), node), node)); + } + else { + statements = ts.append(statements, node); + } + if (hasAssociatedEndOfDeclarationMarker(node)) { + // Defer exports until we encounter an EndOfDeclarationMarker node + var id = ts.getOriginalNodeId(node); + deferredExports[id] = appendExportsOfHoistedDeclaration(deferredExports[id], node); + } + else { + statements = appendExportsOfHoistedDeclaration(statements, node); + } + return ts.singleOrMany(statements); + } + /** + * Visits a VariableStatement node. + * + * @param node The node to visit. + */ + function visitVariableStatement(node) { + var statements; + var variables; + var expressions; + if (ts.hasModifier(node, 1 /* Export */)) { + var modifiers = void 0; + // If we're exporting these variables, then these just become assignments to 'exports.x'. + // We only want to emit assignments for variables with initializers. + for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { + var variable = _a[_i]; + if (ts.isIdentifier(variable.name) && ts.isLocalName(variable.name)) { + if (!modifiers) { + modifiers = ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier); + } + variables = ts.append(variables, variable); + } + else if (variable.initializer) { + expressions = ts.append(expressions, transformInitializedVariable(variable)); + } + } + if (variables) { + statements = ts.append(statements, ts.updateVariableStatement(node, modifiers, ts.updateVariableDeclarationList(node.declarationList, variables))); + } + if (expressions) { + statements = ts.append(statements, ts.setTextRange(ts.createStatement(ts.inlineExpressions(expressions)), node)); + } + } + else { + statements = ts.append(statements, node); + } + if (hasAssociatedEndOfDeclarationMarker(node)) { + // Defer exports until we encounter an EndOfDeclarationMarker node + var id = ts.getOriginalNodeId(node); + deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node); + } + else { + statements = appendExportsOfVariableStatement(statements, node); + } + return ts.singleOrMany(statements); + } + /** + * Transforms an exported variable with an initializer into an expression. + * + * @param node The node to transform. + */ + function transformInitializedVariable(node) { + if (ts.isBindingPattern(node.name)) { + return ts.flattenDestructuringAssignment(node, + /*visitor*/ undefined, context, 0 /* All */, + /*needsValue*/ false, createExportExpression); + } + else { + return ts.createAssignment(ts.setTextRange(ts.createPropertyAccess(ts.createIdentifier("exports"), node.name), + /*location*/ node.name), node.initializer); + } + } + /** + * Visits a MergeDeclarationMarker used as a placeholder for the beginning of a merged + * and transformed declaration. + * + * @param node The node to visit. + */ + function visitMergeDeclarationMarker(node) { + // For an EnumDeclaration or ModuleDeclaration that merges with a preceeding + // declaration we do not emit a leading variable declaration. To preserve the + // begin/end semantics of the declararation and to properly handle exports + // we wrapped the leading variable declaration in a `MergeDeclarationMarker`. + // + // To balance the declaration, add the exports of the elided variable + // statement. + if (hasAssociatedEndOfDeclarationMarker(node) && node.original.kind === 207 /* VariableStatement */) { + var id = ts.getOriginalNodeId(node); + deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node.original); + } return node; } - function visitor(node) { + /** + * Determines whether a node has an associated EndOfDeclarationMarker. + * + * @param node The node to test. + */ + function hasAssociatedEndOfDeclarationMarker(node) { + return (ts.getEmitFlags(node) & 2097152 /* HasEndOfDeclarationMarker */) !== 0; + } + /** + * Visits a DeclarationMarker used as a placeholder for the end of a transformed + * declaration. + * + * @param node The node to visit. + */ + function visitEndOfDeclarationMarker(node) { + // For some transformations we emit an `EndOfDeclarationMarker` to mark the actual + // end of the transformed declaration. We use this marker to emit any deferred exports + // of the declaration. + var id = ts.getOriginalNodeId(node); + var statements = deferredExports[id]; + if (statements) { + delete deferredExports[id]; + return ts.append(statements, node); + } + return node; + } + /** + * Appends the exports of an ImportDeclaration to a statement list, returning the + * statement list. + * + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param decl The declaration whose exports are to be recorded. + */ + function appendExportsOfImportDeclaration(statements, decl) { + if (currentModuleInfo.exportEquals) { + return statements; + } + var importClause = decl.importClause; + if (!importClause) { + return statements; + } + if (importClause.name) { + statements = appendExportsOfDeclaration(statements, importClause); + } + var namedBindings = importClause.namedBindings; + if (namedBindings) { + switch (namedBindings.kind) { + case 239 /* NamespaceImport */: + statements = appendExportsOfDeclaration(statements, namedBindings); + break; + case 240 /* NamedImports */: + for (var _i = 0, _a = namedBindings.elements; _i < _a.length; _i++) { + var importBinding = _a[_i]; + statements = appendExportsOfDeclaration(statements, importBinding); + } + break; + } + } + return statements; + } + /** + * Appends the exports of an ImportEqualsDeclaration to a statement list, returning the + * statement list. + * + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param decl The declaration whose exports are to be recorded. + */ + function appendExportsOfImportEqualsDeclaration(statements, decl) { + if (currentModuleInfo.exportEquals) { + return statements; + } + return appendExportsOfDeclaration(statements, decl); + } + /** + * Appends the exports of a VariableStatement to a statement list, returning the statement + * list. + * + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param node The VariableStatement whose exports are to be recorded. + */ + function appendExportsOfVariableStatement(statements, node) { + if (currentModuleInfo.exportEquals) { + return statements; + } + for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { + var decl = _a[_i]; + statements = appendExportsOfBindingElement(statements, decl); + } + return statements; + } + /** + * Appends the exports of a VariableDeclaration or BindingElement to a statement list, + * returning the statement list. + * + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param decl The declaration whose exports are to be recorded. + */ + function appendExportsOfBindingElement(statements, decl) { + if (currentModuleInfo.exportEquals) { + return statements; + } + if (ts.isBindingPattern(decl.name)) { + for (var _i = 0, _a = decl.name.elements; _i < _a.length; _i++) { + var element = _a[_i]; + if (!ts.isOmittedExpression(element)) { + statements = appendExportsOfBindingElement(statements, element); + } + } + } + else if (!ts.isGeneratedIdentifier(decl.name)) { + statements = appendExportsOfDeclaration(statements, decl); + } + return statements; + } + /** + * Appends the exports of a ClassDeclaration or FunctionDeclaration to a statement list, + * returning the statement list. + * + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param decl The declaration whose exports are to be recorded. + */ + function appendExportsOfHoistedDeclaration(statements, decl) { + if (currentModuleInfo.exportEquals) { + return statements; + } + if (ts.hasModifier(decl, 1 /* Export */)) { + var exportName = ts.hasModifier(decl, 512 /* Default */) ? ts.createIdentifier("default") : decl.name; + statements = appendExportStatement(statements, exportName, ts.getLocalName(decl), /*location*/ decl); + } + if (decl.name) { + statements = appendExportsOfDeclaration(statements, decl); + } + return statements; + } + /** + * Appends the exports of a declaration to a statement list, returning the statement list. + * + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param decl The declaration to export. + */ + function appendExportsOfDeclaration(statements, decl) { + var name = ts.getDeclarationName(decl); + var exportSpecifiers = currentModuleInfo.exportSpecifiers.get(name.text); + if (exportSpecifiers) { + for (var _i = 0, exportSpecifiers_1 = exportSpecifiers; _i < exportSpecifiers_1.length; _i++) { + var exportSpecifier = exportSpecifiers_1[_i]; + statements = appendExportStatement(statements, exportSpecifier.name, name, /*location*/ exportSpecifier.name); + } + } + return statements; + } + /** + * Appends the down-level representation of an export to a statement list, returning the + * statement list. + * + * @param statements A statement list to which the down-level export statements are to be + * appended. If `statements` is `undefined`, a new array is allocated if statements are + * appended. + * @param exportName The name of the export. + * @param expression The expression to export. + * @param location The location to use for source maps and comments for the export. + * @param allowComments Whether to allow comments on the export. + */ + function appendExportStatement(statements, exportName, expression, location, allowComments) { + statements = ts.append(statements, createExportStatement(exportName, expression, location, allowComments)); + return statements; + } + function createUnderscoreUnderscoreESModule() { + var statement; + if (languageVersion === 0 /* ES3 */) { + statement = ts.createStatement(createExportExpression(ts.createIdentifier("__esModule"), ts.createLiteral(/*value*/ true))); + } + else { + statement = ts.createStatement(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "defineProperty"), + /*typeArguments*/ undefined, [ + ts.createIdentifier("exports"), + ts.createLiteral("__esModule"), + ts.createObjectLiteral([ + ts.createPropertyAssignment("value", ts.createLiteral(/*value*/ true)) + ]) + ])); + } + ts.setEmitFlags(statement, 524288 /* CustomPrologue */); + return statement; + } + /** + * Creates a call to the current file's export function to export a value. + * + * @param name The bound name of the export. + * @param value The exported value. + * @param location The location to use for source maps and comments for the export. + * @param allowComments An optional value indicating whether to emit comments for the statement. + */ + function createExportStatement(name, value, location, allowComments) { + var statement = ts.setTextRange(ts.createStatement(createExportExpression(name, value)), location); + ts.startOnNewLine(statement); + if (!allowComments) { + ts.setEmitFlags(statement, 1536 /* NoComments */); + } + return statement; + } + /** + * Creates a call to the current file's export function to export a value. + * + * @param name The bound name of the export. + * @param value The exported value. + * @param location The location to use for source maps and comments for the export. + */ + function createExportExpression(name, value, location) { + return ts.setTextRange(ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("exports"), ts.getSynthesizedClone(name)), value), location); + } + // + // Modifier Visitors + // + /** + * Visit nodes to elide module-specific modifiers. + * + * @param node The node to visit. + */ + function modifierVisitor(node) { + // Elide module-specific modifiers. switch (node.kind) { - case 234 /* ImportEqualsDeclaration */: - // Elide `import=` as it is not legal with --module ES6 + case 83 /* ExportKeyword */: + case 78 /* DefaultKeyword */: return undefined; - case 240 /* ExportAssignment */: - return visitExportAssignment(node); } return node; } - function visitExportAssignment(node) { - // Elide `export=` as it is not legal with --module ES6 - return node.isExportEquals ? undefined : node; - } // // Emit Notification // /** - * Hook for node emit. + * Hook for node emit notifications. * - * @param emitContext A context hint for the emitter. + * @param hint A hint as to the intended usage of the node. * @param node The node to emit. * @param emit A callback used to emit the node in the printer. */ - function onEmitNode(emitContext, node, emitCallback) { - if (ts.isSourceFile(node)) { + function onEmitNode(hint, node, emitCallback) { + if (node.kind === 264 /* SourceFile */) { currentSourceFile = node; - previousOnEmitNode(emitContext, node, emitCallback); + currentModuleInfo = moduleInfoMap[ts.getOriginalNodeId(currentSourceFile)]; + noSubstitution = []; + previousOnEmitNode(hint, node, emitCallback); currentSourceFile = undefined; + currentModuleInfo = undefined; + noSubstitution = undefined; } else { - previousOnEmitNode(emitContext, node, emitCallback); + previousOnEmitNode(hint, node, emitCallback); } } // @@ -54342,30 +59434,192 @@ var ts; /** * Hooks node substitutions. * - * @param emitContext A context hint for the emitter. + * @param hint A hint as to the intended usage of the node. * @param node The node to substitute. */ - function onSubstituteNode(emitContext, node) { - node = previousOnSubstituteNode(emitContext, node); - if (ts.isIdentifier(node) && emitContext === 1 /* Expression */) { - return substituteExpressionIdentifier(node); + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (node.id && noSubstitution[node.id]) { + return node; + } + if (hint === 1 /* Expression */) { + return substituteExpression(node); + } + else if (ts.isShorthandPropertyAssignment(node)) { + return substituteShorthandPropertyAssignment(node); + } + return node; + } + /** + * Substitution for a ShorthandPropertyAssignment whose declaration name is an imported + * or exported symbol. + * + * @param node The node to substitute. + */ + function substituteShorthandPropertyAssignment(node) { + var name = node.name; + var exportedOrImportedName = substituteExpressionIdentifier(name); + if (exportedOrImportedName !== name) { + // A shorthand property with an assignment initializer is probably part of a + // destructuring assignment + if (node.objectAssignmentInitializer) { + var initializer = ts.createAssignment(exportedOrImportedName, node.objectAssignmentInitializer); + return ts.setTextRange(ts.createPropertyAssignment(name, initializer), node); + } + return ts.setTextRange(ts.createPropertyAssignment(name, exportedOrImportedName), node); + } + return node; + } + /** + * Substitution for an Expression that may contain an imported or exported symbol. + * + * @param node The node to substitute. + */ + function substituteExpression(node) { + switch (node.kind) { + case 70 /* Identifier */: + return substituteExpressionIdentifier(node); + case 193 /* BinaryExpression */: + return substituteBinaryExpression(node); + case 192 /* PostfixUnaryExpression */: + case 191 /* PrefixUnaryExpression */: + return substituteUnaryExpression(node); } return node; } + /** + * Substitution for an Identifier expression that may contain an imported or exported + * symbol. + * + * @param node The node to substitute. + */ function substituteExpressionIdentifier(node) { if (ts.getEmitFlags(node) & 4096 /* HelperName */) { var externalHelpersModuleName = ts.getExternalHelpersModuleName(currentSourceFile); if (externalHelpersModuleName) { return ts.createPropertyAccess(externalHelpersModuleName, node); } + return node; + } + if (!ts.isGeneratedIdentifier(node) && !ts.isLocalName(node)) { + var exportContainer = resolver.getReferencedExportContainer(node, ts.isExportName(node)); + if (exportContainer && exportContainer.kind === 264 /* SourceFile */) { + return ts.setTextRange(ts.createPropertyAccess(ts.createIdentifier("exports"), ts.getSynthesizedClone(node)), + /*location*/ node); + } + var importDeclaration = resolver.getReferencedImportDeclaration(node); + if (importDeclaration) { + if (ts.isImportClause(importDeclaration)) { + return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent), ts.createIdentifier("default")), + /*location*/ node); + } + else if (ts.isImportSpecifier(importDeclaration)) { + var name = importDeclaration.propertyName || importDeclaration.name; + return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent.parent.parent), ts.getSynthesizedClone(name)), + /*location*/ node); + } + } } return node; } + /** + * Substitution for a BinaryExpression that may contain an imported or exported symbol. + * + * @param node The node to substitute. + */ + function substituteBinaryExpression(node) { + // When we see an assignment expression whose left-hand side is an exported symbol, + // we should ensure all exports of that symbol are updated with the correct value. + // + // - We do not substitute generated identifiers for any reason. + // - We do not substitute identifiers tagged with the LocalName flag. + // - We do not substitute identifiers that were originally the name of an enum or + // namespace due to how they are transformed in TypeScript. + // - We only substitute identifiers that are exported at the top level. + if (ts.isAssignmentOperator(node.operatorToken.kind) + && ts.isIdentifier(node.left) + && !ts.isGeneratedIdentifier(node.left) + && !ts.isLocalName(node.left) + && !ts.isDeclarationNameOfEnumOrNamespace(node.left)) { + var exportedNames = getExports(node.left); + if (exportedNames) { + // For each additional export of the declaration, apply an export assignment. + var expression = node; + for (var _i = 0, exportedNames_1 = exportedNames; _i < exportedNames_1.length; _i++) { + var exportName = exportedNames_1[_i]; + // Mark the node to prevent triggering this rule again. + noSubstitution[ts.getNodeId(expression)] = true; + expression = createExportExpression(exportName, expression, /*location*/ node); + } + return expression; + } + } + return node; + } + /** + * Substitution for a UnaryExpression that may contain an imported or exported symbol. + * + * @param node The node to substitute. + */ + function substituteUnaryExpression(node) { + // When we see a prefix or postfix increment expression whose operand is an exported + // symbol, we should ensure all exports of that symbol are updated with the correct + // value. + // + // - We do not substitute generated identifiers for any reason. + // - We do not substitute identifiers tagged with the LocalName flag. + // - We do not substitute identifiers that were originally the name of an enum or + // namespace due to how they are transformed in TypeScript. + // - We only substitute identifiers that are exported at the top level. + if ((node.operator === 42 /* PlusPlusToken */ || node.operator === 43 /* MinusMinusToken */) + && ts.isIdentifier(node.operand) + && !ts.isGeneratedIdentifier(node.operand) + && !ts.isLocalName(node.operand) + && !ts.isDeclarationNameOfEnumOrNamespace(node.operand)) { + var exportedNames = getExports(node.operand); + if (exportedNames) { + var expression = node.kind === 192 /* PostfixUnaryExpression */ + ? ts.setTextRange(ts.createBinary(node.operand, ts.createToken(node.operator === 42 /* PlusPlusToken */ ? 58 /* PlusEqualsToken */ : 59 /* MinusEqualsToken */), ts.createLiteral(1)), + /*location*/ node) + : node; + for (var _i = 0, exportedNames_2 = exportedNames; _i < exportedNames_2.length; _i++) { + var exportName = exportedNames_2[_i]; + // Mark the node to prevent triggering this rule again. + noSubstitution[ts.getNodeId(expression)] = true; + expression = createExportExpression(exportName, expression); + } + return expression; + } + } + return node; + } + /** + * Gets the additional exports of a name. + * + * @param name The name. + */ + function getExports(name) { + if (!ts.isGeneratedIdentifier(name)) { + var valueDeclaration = resolver.getReferencedImportDeclaration(name) + || resolver.getReferencedValueDeclaration(name); + if (valueDeclaration) { + return currentModuleInfo + && currentModuleInfo.exportedBindings[ts.getOriginalNodeId(valueDeclaration)]; + } + } + } } - ts.transformES2015Module = transformES2015Module; + ts.transformModule = transformModule; + // emit output for the __export helper function + var exportStarHelper = { + name: "typescript:export-star", + scoped: true, + text: "\n function __export(m) {\n for (var p in m) if (!exports.hasOwnProperty(p)) exports[p] = m[p];\n }" + }; })(ts || (ts = {})); /// <reference path="../../factory.ts" /> /// <reference path="../../visitor.ts" /> +/// <reference path="../destructuring.ts" /> /*@internal*/ var ts; (function (ts) { @@ -54379,14 +59633,14 @@ var ts; context.onSubstituteNode = onSubstituteNode; context.onEmitNode = onEmitNode; context.enableSubstitution(70 /* Identifier */); // Substitutes expression identifiers for imported symbols. - context.enableSubstitution(192 /* BinaryExpression */); // Substitutes assignments to exported symbols. - context.enableSubstitution(190 /* PrefixUnaryExpression */); // Substitutes updates to exported symbols. - context.enableSubstitution(191 /* PostfixUnaryExpression */); // Substitutes updates to exported symbols. - context.enableEmitNotification(261 /* SourceFile */); // Restore state when substituting nodes in a file. - var moduleInfoMap = ts.createMap(); // The ExternalModuleInfo for each file. - var deferredExports = ts.createMap(); // Exports to defer until an EndOfDeclarationMarker is found. - var exportFunctionsMap = ts.createMap(); // The export function associated with a source file. - var noSubstitutionMap = ts.createMap(); // Set of nodes for which substitution rules should be ignored for each file. + context.enableSubstitution(193 /* BinaryExpression */); // Substitutes assignments to exported symbols. + context.enableSubstitution(191 /* PrefixUnaryExpression */); // Substitutes updates to exported symbols. + context.enableSubstitution(192 /* PostfixUnaryExpression */); // Substitutes updates to exported symbols. + context.enableEmitNotification(264 /* SourceFile */); // Restore state when substituting nodes in a file. + var moduleInfoMap = []; // The ExternalModuleInfo for each file. + var deferredExports = []; // Exports to defer until an EndOfDeclarationMarker is found. + var exportFunctionsMap = []; // The export function associated with a source file. + var noSubstitutionMap = []; // Set of nodes for which substitution rules should be ignored for each file. var currentSourceFile; // The current file. var moduleInfo; // ExternalModuleInfo for the current file. var exportFunction; // The export function for the current file. @@ -54425,7 +59679,8 @@ var ts; moduleInfo = moduleInfoMap[id] = ts.collectExternalModuleInfo(node, resolver, compilerOptions); // Make sure that the name of the 'exports' function does not conflict with // existing identifiers. - exportFunction = exportFunctionsMap[id] = ts.createUniqueName("exports"); + exportFunction = ts.createUniqueName("exports"); + exportFunctionsMap[id] = exportFunction; contextObject = ts.createUniqueName("context"); // Add the body of the module. var dependencyGroups = collectDependencyGroups(moduleInfo.externalImports); @@ -54444,12 +59699,12 @@ var ts; // So the helper will be emit at the correct position instead of at the top of the source-file var moduleName = ts.tryGetModuleNameFromFile(node, host, compilerOptions); var dependencies = ts.createArrayLiteral(ts.map(dependencyGroups, function (dependencyGroup) { return dependencyGroup.name; })); - var updated = ts.updateSourceFileNode(node, ts.createNodeArray([ + var updated = ts.setEmitFlags(ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray([ ts.createStatement(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("System"), "register"), /*typeArguments*/ undefined, moduleName ? [moduleName, dependencies, moduleBodyFunction] : [dependencies, moduleBodyFunction])) - ], node.statements)); + ]), node.statements)), 1024 /* NoTrailingComments */); if (!(compilerOptions.outFile || compilerOptions.out)) { ts.moveEmitHelpers(updated, moduleBodyBlock, function (helper) { return !helper.scoped; }); } @@ -54476,18 +59731,20 @@ var ts; for (var i = 0; i < externalImports.length; i++) { var externalImport = externalImports[i]; var externalModuleName = ts.getExternalModuleNameLiteral(externalImport, currentSourceFile, host, resolver, compilerOptions); - var text = externalModuleName.text; - if (ts.hasProperty(groupIndices, text)) { - // deduplicate/group entries in dependency list by the dependency name - var groupIndex = groupIndices[text]; - dependencyGroups[groupIndex].externalImports.push(externalImport); - } - else { - groupIndices[text] = dependencyGroups.length; - dependencyGroups.push({ - name: externalModuleName, - externalImports: [externalImport] - }); + if (externalModuleName) { + var text = externalModuleName.text; + var groupIndex = groupIndices.get(text); + if (groupIndex !== undefined) { + // deduplicate/group entries in dependency list by the dependency name + dependencyGroups[groupIndex].externalImports.push(externalImport); + } + else { + groupIndices.set(text, dependencyGroups.length); + dependencyGroups.push({ + name: externalModuleName, + externalImports: [externalImport] + }); + } } } return dependencyGroups; @@ -54545,7 +59802,8 @@ var ts; // only in the outer module body and not in the inner one. startLexicalEnvironment(); // Add any prologue directives. - var statementOffset = ts.addPrologueDirectives(statements, node.statements, /*ensureUseStrict*/ !compilerOptions.noImplicitUseStrict, sourceElementVisitor); + var ensureUseStrict = compilerOptions.alwaysStrict || (!compilerOptions.noImplicitUseStrict && ts.isExternalModule(currentSourceFile)); + var statementOffset = ts.addPrologue(statements, node.statements, ensureUseStrict, sourceElementVisitor); // var __moduleName = context_1 && context_1.id; statements.push(ts.createVariableStatement( /*modifiers*/ undefined, ts.createVariableDeclarationList([ @@ -54553,7 +59811,7 @@ var ts; /*type*/ undefined, ts.createLogicalAnd(contextObject, ts.createPropertyAccess(contextObject, "id"))) ]))); // Visit the synthetic external helpers import declaration if present - ts.visitNode(moduleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement, /*optional*/ true); + ts.visitNode(moduleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement); // Visit the statements of the source file, emitting any transformations into // the `executeStatements` array. We do this *before* we fill the `setters` array // as we both emit transformations as well as aggregate some data used when creating @@ -54567,7 +59825,7 @@ var ts; // - Temporary variables will appear at the top rather than at the bottom of the file ts.addRange(statements, endLexicalEnvironment()); var exportStarFunction = addExportStarIfNeeded(statements); - statements.push(ts.createReturn(ts.setMultiLine(ts.createObjectLiteral([ + var moduleObject = ts.createObjectLiteral([ ts.createPropertyAssignment("setters", createSettersArray(exportStarFunction, dependencyGroups)), ts.createPropertyAssignment("execute", ts.createFunctionExpression( /*modifiers*/ undefined, @@ -54575,12 +59833,11 @@ var ts; /*name*/ undefined, /*typeParameters*/ undefined, /*parameters*/ [], - /*type*/ undefined, ts.createBlock(executeStatements, - /*location*/ undefined, - /*multiLine*/ true))) - ]), - /*multiLine*/ true))); - return ts.createBlock(statements, /*location*/ undefined, /*multiLine*/ true); + /*type*/ undefined, ts.createBlock(executeStatements, /*multiLine*/ true))) + ]); + moduleObject.multiLine = true; + statements.push(ts.createReturn(moduleObject)); + return ts.createBlock(statements, /*multiLine*/ true); } /** * Adds an exportStar function to a statement list if it is needed for the file. @@ -54596,13 +59853,13 @@ var ts; // to support this we store names of local/indirect exported entries in a set. // this set is used to filter names brought by star expors. // local names set should only be added if we have anything exported - if (!moduleInfo.exportedNames && ts.isEmpty(moduleInfo.exportSpecifiers)) { + if (!moduleInfo.exportedNames && moduleInfo.exportSpecifiers.size === 0) { // no exported declarations (export var ...) or export specifiers (export {x}) // check if we have any non star export declarations. var hasExportDeclarationWithExportClause = false; for (var _i = 0, _a = moduleInfo.externalImports; _i < _a.length; _i++) { var externalImport = _a[_i]; - if (externalImport.kind === 241 /* ExportDeclaration */ && externalImport.exportClause) { + if (externalImport.kind === 243 /* ExportDeclaration */ && externalImport.exportClause) { hasExportDeclarationWithExportClause = true; break; } @@ -54622,12 +59879,12 @@ var ts; continue; } // write name of exported declaration, i.e 'export var x...' - exportedNames.push(ts.createPropertyAssignment(ts.createLiteral(exportedLocalName), ts.createLiteral(true))); + exportedNames.push(ts.createPropertyAssignment(ts.createLiteral(exportedLocalName), ts.createTrue())); } } for (var _d = 0, _e = moduleInfo.externalImports; _d < _e.length; _d++) { var externalImport = _e[_d]; - if (externalImport.kind !== 241 /* ExportDeclaration */) { + if (externalImport.kind !== 243 /* ExportDeclaration */) { continue; } var exportDecl = externalImport; @@ -54638,14 +59895,14 @@ var ts; for (var _f = 0, _g = exportDecl.exportClause.elements; _f < _g.length; _f++) { var element = _g[_f]; // write name of indirectly exported entry, i.e. 'export {x} from ...' - exportedNames.push(ts.createPropertyAssignment(ts.createLiteral((element.name || element.propertyName).text), ts.createLiteral(true))); + exportedNames.push(ts.createPropertyAssignment(ts.createLiteral((element.name || element.propertyName).text), ts.createTrue())); } } var exportedNamesStorageRef = ts.createUniqueName("exportedNames"); statements.push(ts.createVariableStatement( /*modifiers*/ undefined, ts.createVariableDeclarationList([ ts.createVariableDeclaration(exportedNamesStorageRef, - /*type*/ undefined, ts.createObjectLiteral(exportedNames, /*location*/ undefined, /*multiline*/ true)) + /*type*/ undefined, ts.createObjectLiteral(exportedNames, /*multiline*/ true)) ]))); var exportStarFunction = createExportStarFunction(exportedNamesStorageRef); statements.push(exportStarFunction); @@ -54686,9 +59943,7 @@ var ts; ])), ts.createStatement(ts.createCall(exportFunction, /*typeArguments*/ undefined, [exports])) - ], - /*location*/ undefined, - /*multiline*/ true)); + ], /*multiline*/ true)); } /** * Creates an array setter callbacks for each dependency group. @@ -54708,19 +59963,19 @@ var ts; var entry = _b[_a]; var importVariableName = ts.getLocalNameForExternalImport(entry, currentSourceFile); switch (entry.kind) { - case 235 /* ImportDeclaration */: + case 237 /* ImportDeclaration */: if (!entry.importClause) { // 'import "..."' case // module is imported only for side-effects, no emit required break; } - // fall-through - case 234 /* ImportEqualsDeclaration */: + // falls through + case 236 /* ImportEqualsDeclaration */: ts.Debug.assert(importVariableName !== undefined); // save import into the local statements.push(ts.createStatement(ts.createAssignment(importVariableName, parameterName))); break; - case 241 /* ExportDeclaration */: + case 243 /* ExportDeclaration */: ts.Debug.assert(importVariableName !== undefined); if (entry.exportClause) { // export {a, b as c} from 'foo' @@ -54737,7 +59992,7 @@ var ts; properties.push(ts.createPropertyAssignment(ts.createLiteral(e.name.text), ts.createElementAccess(parameterName, ts.createLiteral((e.propertyName || e.name).text)))); } statements.push(ts.createStatement(ts.createCall(exportFunction, - /*typeArguments*/ undefined, [ts.createObjectLiteral(properties, /*location*/ undefined, /*multiline*/ true)]))); + /*typeArguments*/ undefined, [ts.createObjectLiteral(properties, /*multiline*/ true)]))); } else { // export * from 'foo' @@ -54756,9 +60011,9 @@ var ts; /*asteriskToken*/ undefined, /*name*/ undefined, /*typeParameters*/ undefined, [ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, parameterName)], - /*type*/ undefined, ts.createBlock(statements, /*location*/ undefined, /*multiLine*/ true))); + /*type*/ undefined, ts.createBlock(statements, /*multiLine*/ true))); } - return ts.createArrayLiteral(setters, /*location*/ undefined, /*multiLine*/ true); + return ts.createArrayLiteral(setters, /*multiLine*/ true); } // // Top-level Source Element Visitors @@ -54770,15 +60025,15 @@ var ts; */ function sourceElementVisitor(node) { switch (node.kind) { - case 235 /* ImportDeclaration */: + case 237 /* ImportDeclaration */: return visitImportDeclaration(node); - case 234 /* ImportEqualsDeclaration */: + case 236 /* ImportEqualsDeclaration */: return visitImportEqualsDeclaration(node); - case 241 /* ExportDeclaration */: + case 243 /* ExportDeclaration */: // ExportDeclarations are elided as they are handled via // `appendExportsOfDeclaration`. return undefined; - case 240 /* ExportAssignment */: + case 242 /* ExportAssignment */: return visitExportAssignment(node); default: return nestedElementVisitor(node); @@ -54851,7 +60106,7 @@ var ts; */ function visitFunctionDeclaration(node) { if (ts.hasModifier(node, 1 /* Export */)) { - hoistedStatements = ts.append(hoistedStatements, ts.updateFunctionDeclaration(node, node.decorators, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.getDeclarationName(node, /*allowComments*/ true, /*allowSourceMaps*/ true), + hoistedStatements = ts.append(hoistedStatements, ts.updateFunctionDeclaration(node, node.decorators, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, ts.getDeclarationName(node, /*allowComments*/ true, /*allowSourceMaps*/ true), /*typeParameters*/ undefined, ts.visitNodes(node.parameters, destructuringVisitor, ts.isParameterDeclaration), /*type*/ undefined, ts.visitNode(node.body, destructuringVisitor, ts.isBlock))); } @@ -54879,11 +60134,9 @@ var ts; var name = ts.getLocalName(node); hoistVariableDeclaration(name); // Rewrite the class declaration into an assignment of a class expression. - statements = ts.append(statements, ts.createStatement(ts.createAssignment(name, ts.createClassExpression( + statements = ts.append(statements, ts.setTextRange(ts.createStatement(ts.createAssignment(name, ts.setTextRange(ts.createClassExpression( /*modifiers*/ undefined, node.name, - /*typeParameters*/ undefined, ts.visitNodes(node.heritageClauses, destructuringVisitor, ts.isHeritageClause), ts.visitNodes(node.members, destructuringVisitor, ts.isClassElement), - /*location*/ node)), - /*location*/ node)); + /*typeParameters*/ undefined, ts.visitNodes(node.heritageClauses, destructuringVisitor, ts.isHeritageClause), ts.visitNodes(node.members, destructuringVisitor, ts.isClassElement)), node))), node)); if (hasAssociatedEndOfDeclarationMarker(node)) { // Defer exports until we encounter an EndOfDeclarationMarker node var id = ts.getOriginalNodeId(node); @@ -54918,7 +60171,7 @@ var ts; } var statements; if (expressions) { - statements = ts.append(statements, ts.createStatement(ts.inlineExpressions(expressions), /*location*/ node)); + statements = ts.append(statements, ts.setTextRange(ts.createStatement(ts.inlineExpressions(expressions)), node)); } if (isMarkedDeclaration) { // Defer exports until we encounter an EndOfDeclarationMarker node @@ -54956,7 +60209,7 @@ var ts; function shouldHoistVariableDeclarationList(node) { // hoist only non-block scoped declarations or block scoped declarations parented by source file return (ts.getEmitFlags(node) & 1048576 /* NoHoisting */) === 0 - && (enclosingBlockScopedContainer.kind === 261 /* SourceFile */ + && (enclosingBlockScopedContainer.kind === 264 /* SourceFile */ || (ts.getOriginalNode(node).flags & 3 /* BlockScoped */) === 0); } /** @@ -55003,8 +60256,8 @@ var ts; function createVariableAssignment(name, value, location, isExportedDeclaration) { hoistVariableDeclaration(ts.getSynthesizedClone(name)); return isExportedDeclaration - ? createExportExpression(name, preventSubstitution(ts.createAssignment(name, value, location))) - : preventSubstitution(ts.createAssignment(name, value, location)); + ? createExportExpression(name, preventSubstitution(ts.setTextRange(ts.createAssignment(name, value), location))) + : preventSubstitution(ts.setTextRange(ts.createAssignment(name, value), location)); } /** * Visits a MergeDeclarationMarker used as a placeholder for the beginning of a merged @@ -55020,7 +60273,7 @@ var ts; // // To balance the declaration, we defer the exports of the elided variable // statement until we visit this declaration's `EndOfDeclarationMarker`. - if (hasAssociatedEndOfDeclarationMarker(node) && node.original.kind === 205 /* VariableStatement */) { + if (hasAssociatedEndOfDeclarationMarker(node) && node.original.kind === 207 /* VariableStatement */) { var id = ts.getOriginalNodeId(node); var isExportedDeclaration = ts.hasModifier(node.original, 1 /* Export */); deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node.original, isExportedDeclaration); @@ -55076,10 +60329,10 @@ var ts; var namedBindings = importClause.namedBindings; if (namedBindings) { switch (namedBindings.kind) { - case 237 /* NamespaceImport */: + case 239 /* NamespaceImport */: statements = appendExportsOfDeclaration(statements, namedBindings); break; - case 238 /* NamedImports */: + case 240 /* NamedImports */: for (var _i = 0, _a = namedBindings.elements; _i < _a.length; _i++) { var importBinding = _a[_i]; statements = appendExportsOfDeclaration(statements, importBinding); @@ -55197,10 +60450,10 @@ var ts; return statements; } var name = ts.getDeclarationName(decl); - var exportSpecifiers = moduleInfo.exportSpecifiers[name.text]; + var exportSpecifiers = moduleInfo.exportSpecifiers.get(name.text); if (exportSpecifiers) { - for (var _i = 0, exportSpecifiers_1 = exportSpecifiers; _i < exportSpecifiers_1.length; _i++) { - var exportSpecifier = exportSpecifiers_1[_i]; + for (var _i = 0, exportSpecifiers_2 = exportSpecifiers; _i < exportSpecifiers_2.length; _i++) { + var exportSpecifier = exportSpecifiers_2[_i]; if (exportSpecifier.name.text !== excludeName) { statements = appendExportStatement(statements, exportSpecifier.name, name); } @@ -55258,43 +60511,43 @@ var ts; */ function nestedElementVisitor(node) { switch (node.kind) { - case 205 /* VariableStatement */: + case 207 /* VariableStatement */: return visitVariableStatement(node); - case 225 /* FunctionDeclaration */: + case 227 /* FunctionDeclaration */: return visitFunctionDeclaration(node); - case 226 /* ClassDeclaration */: + case 228 /* ClassDeclaration */: return visitClassDeclaration(node); - case 211 /* ForStatement */: + case 213 /* ForStatement */: return visitForStatement(node); - case 212 /* ForInStatement */: + case 214 /* ForInStatement */: return visitForInStatement(node); - case 213 /* ForOfStatement */: + case 215 /* ForOfStatement */: return visitForOfStatement(node); - case 209 /* DoStatement */: + case 211 /* DoStatement */: return visitDoStatement(node); - case 210 /* WhileStatement */: + case 212 /* WhileStatement */: return visitWhileStatement(node); - case 219 /* LabeledStatement */: + case 221 /* LabeledStatement */: return visitLabeledStatement(node); - case 217 /* WithStatement */: + case 219 /* WithStatement */: return visitWithStatement(node); - case 218 /* SwitchStatement */: + case 220 /* SwitchStatement */: return visitSwitchStatement(node); - case 232 /* CaseBlock */: + case 234 /* CaseBlock */: return visitCaseBlock(node); - case 253 /* CaseClause */: + case 256 /* CaseClause */: return visitCaseClause(node); - case 254 /* DefaultClause */: + case 257 /* DefaultClause */: return visitDefaultClause(node); - case 221 /* TryStatement */: + case 223 /* TryStatement */: return visitTryStatement(node); - case 256 /* CatchClause */: + case 259 /* CatchClause */: return visitCatchClause(node); - case 204 /* Block */: + case 206 /* Block */: return visitBlock(node); - case 295 /* MergeDeclarationMarker */: + case 296 /* MergeDeclarationMarker */: return visitMergeDeclarationMarker(node); - case 296 /* EndOfDeclarationMarker */: + case 297 /* EndOfDeclarationMarker */: return visitEndOfDeclarationMarker(node); default: return destructuringVisitor(node); @@ -55308,7 +60561,7 @@ var ts; function visitForStatement(node) { var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; enclosingBlockScopedContainer = node; - node = ts.updateFor(node, visitForInitializer(node.initializer), ts.visitNode(node.condition, destructuringVisitor, ts.isExpression, /*optional*/ true), ts.visitNode(node.incrementor, destructuringVisitor, ts.isExpression, /*optional*/ true), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement)); + node = ts.updateFor(node, visitForInitializer(node.initializer), ts.visitNode(node.condition, destructuringVisitor, ts.isExpression), ts.visitNode(node.incrementor, destructuringVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement)); enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; return node; } @@ -55320,7 +60573,7 @@ var ts; function visitForInStatement(node) { var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; enclosingBlockScopedContainer = node; - node = ts.updateForIn(node, visitForInitializer(node.initializer), ts.visitNode(node.expression, destructuringVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, /*optional*/ false, ts.liftToBlock)); + node = ts.updateForIn(node, visitForInitializer(node.initializer), ts.visitNode(node.expression, destructuringVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock)); enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; return node; } @@ -55332,7 +60585,7 @@ var ts; function visitForOfStatement(node) { var savedEnclosingBlockScopedContainer = enclosingBlockScopedContainer; enclosingBlockScopedContainer = node; - node = ts.updateForOf(node, visitForInitializer(node.initializer), ts.visitNode(node.expression, destructuringVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, /*optional*/ false, ts.liftToBlock)); + node = ts.updateForOf(node, node.awaitModifier, visitForInitializer(node.initializer), ts.visitNode(node.expression, destructuringVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock)); enclosingBlockScopedContainer = savedEnclosingBlockScopedContainer; return node; } @@ -55352,6 +60605,9 @@ var ts; * @param node The node to visit. */ function visitForInitializer(node) { + if (!node) { + return node; + } if (shouldHoistForInitializer(node)) { var expressions = void 0; for (var _i = 0, _a = node.declarations; _i < _a.length; _i++) { @@ -55370,7 +60626,7 @@ var ts; * @param node The node to visit. */ function visitDoStatement(node) { - return ts.updateDo(node, ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, /*optional*/ false, ts.liftToBlock), ts.visitNode(node.expression, destructuringVisitor, ts.isExpression)); + return ts.updateDo(node, ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock), ts.visitNode(node.expression, destructuringVisitor, ts.isExpression)); } /** * Visits the body of a WhileStatement to hoist declarations. @@ -55378,7 +60634,7 @@ var ts; * @param node The node to visit. */ function visitWhileStatement(node) { - return ts.updateWhile(node, ts.visitNode(node.expression, destructuringVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, /*optional*/ false, ts.liftToBlock)); + return ts.updateWhile(node, ts.visitNode(node.expression, destructuringVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock)); } /** * Visits the body of a LabeledStatement to hoist declarations. @@ -55386,7 +60642,7 @@ var ts; * @param node The node to visit. */ function visitLabeledStatement(node) { - return ts.updateLabel(node, node.label, ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, /*optional*/ false, ts.liftToBlock)); + return ts.updateLabel(node, node.label, ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock)); } /** * Visits the body of a WithStatement to hoist declarations. @@ -55394,7 +60650,7 @@ var ts; * @param node The node to visit. */ function visitWithStatement(node) { - return ts.updateWith(node, ts.visitNode(node.expression, destructuringVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, /*optional*/ false, ts.liftToBlock)); + return ts.updateWith(node, ts.visitNode(node.expression, destructuringVisitor, ts.isExpression), ts.visitNode(node.statement, nestedElementVisitor, ts.isStatement, ts.liftToBlock)); } /** * Visits the body of a SwitchStatement to hoist declarations. @@ -55474,7 +60730,7 @@ var ts; */ function destructuringVisitor(node) { if (node.transformFlags & 1024 /* DestructuringAssignment */ - && node.kind === 192 /* BinaryExpression */) { + && node.kind === 193 /* BinaryExpression */) { return visitDestructuringAssignment(node); } else if (node.transformFlags & 2048 /* ContainsDestructuringAssignment */) { @@ -55502,7 +60758,7 @@ var ts; * @param node The destructuring target. */ function hasExportedReferenceInDestructuringTarget(node) { - if (ts.isAssignmentExpression(node)) { + if (ts.isAssignmentExpression(node, /*excludeCompoundAssignment*/ true)) { return hasExportedReferenceInDestructuringTarget(node.left); } else if (ts.isSpreadExpression(node)) { @@ -55522,7 +60778,7 @@ var ts; } else if (ts.isIdentifier(node)) { var container = resolver.getReferencedExportContainer(node); - return container !== undefined && container.kind === 261 /* SourceFile */; + return container !== undefined && container.kind === 264 /* SourceFile */; } else { return false; @@ -55550,12 +60806,12 @@ var ts; /** * Hook for node emit notifications. * - * @param emitContext A context hint for the emitter. + * @param hint A hint as to the intended usage of the node. * @param node The node to emit. - * @param emit A callback used to emit the node in the printer. + * @param emitCallback A callback used to emit the node in the printer. */ - function onEmitNode(emitContext, node, emitCallback) { - if (node.kind === 261 /* SourceFile */) { + function onEmitNode(hint, node, emitCallback) { + if (node.kind === 264 /* SourceFile */) { var id = ts.getOriginalNodeId(node); currentSourceFile = node; moduleInfo = moduleInfoMap[id]; @@ -55564,14 +60820,14 @@ var ts; if (noSubstitution) { delete noSubstitutionMap[id]; } - previousOnEmitNode(emitContext, node, emitCallback); + previousOnEmitNode(hint, node, emitCallback); currentSourceFile = undefined; moduleInfo = undefined; exportFunction = undefined; noSubstitution = undefined; } else { - previousOnEmitNode(emitContext, node, emitCallback); + previousOnEmitNode(hint, node, emitCallback); } } // @@ -55580,15 +60836,15 @@ var ts; /** * Hooks node substitutions. * - * @param emitContext A context hint for the emitter. + * @param hint A hint as to the intended usage of the node. * @param node The node to substitute. */ - function onSubstituteNode(emitContext, node) { - node = previousOnSubstituteNode(emitContext, node); + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); if (isSubstitutionPrevented(node)) { return node; } - if (emitContext === 1 /* Expression */) { + if (hint === 1 /* Expression */) { return substituteExpression(node); } return node; @@ -55602,10 +60858,10 @@ var ts; switch (node.kind) { case 70 /* Identifier */: return substituteExpressionIdentifier(node); - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: return substituteBinaryExpression(node); - case 190 /* PrefixUnaryExpression */: - case 191 /* PostfixUnaryExpression */: + case 191 /* PrefixUnaryExpression */: + case 192 /* PostfixUnaryExpression */: return substituteUnaryExpression(node); } return node; @@ -55633,11 +60889,11 @@ var ts; var importDeclaration = resolver.getReferencedImportDeclaration(node); if (importDeclaration) { if (ts.isImportClause(importDeclaration)) { - return ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent), ts.createIdentifier("default"), + return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent), ts.createIdentifier("default")), /*location*/ node); } else if (ts.isImportSpecifier(importDeclaration)) { - return ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent.parent.parent), ts.getSynthesizedClone(importDeclaration.propertyName || importDeclaration.name), + return ts.setTextRange(ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent.parent.parent), ts.getSynthesizedClone(importDeclaration.propertyName || importDeclaration.name)), /*location*/ node); } } @@ -55667,8 +60923,8 @@ var ts; if (exportedNames) { // For each additional export of the declaration, apply an export assignment. var expression = node; - for (var _i = 0, exportedNames_1 = exportedNames; _i < exportedNames_1.length; _i++) { - var exportName = exportedNames_1[_i]; + for (var _i = 0, exportedNames_3 = exportedNames; _i < exportedNames_3.length; _i++) { + var exportName = exportedNames_3[_i]; expression = createExportExpression(exportName, preventSubstitution(expression)); } return expression; @@ -55698,15 +60954,14 @@ var ts; && !ts.isDeclarationNameOfEnumOrNamespace(node.operand)) { var exportedNames = getExports(node.operand); if (exportedNames) { - var expression = node.kind === 191 /* PostfixUnaryExpression */ - ? ts.createPrefix(node.operator, node.operand, - /*location*/ node) + var expression = node.kind === 192 /* PostfixUnaryExpression */ + ? ts.setTextRange(ts.createPrefix(node.operator, node.operand), node) : node; - for (var _i = 0, exportedNames_2 = exportedNames; _i < exportedNames_2.length; _i++) { - var exportName = exportedNames_2[_i]; + for (var _i = 0, exportedNames_4 = exportedNames; _i < exportedNames_4.length; _i++) { + var exportName = exportedNames_4[_i]; expression = createExportExpression(exportName, preventSubstitution(expression)); } - if (node.kind === 191 /* PostfixUnaryExpression */) { + if (node.kind === 192 /* PostfixUnaryExpression */) { expression = node.operator === 42 /* PlusPlusToken */ ? ts.createSubtract(preventSubstitution(expression), ts.createLiteral(1)) : ts.createAdd(preventSubstitution(expression), ts.createLiteral(1)); @@ -55728,7 +60983,7 @@ var ts; || resolver.getReferencedValueDeclaration(name); if (valueDeclaration) { var exportContainer = resolver.getReferencedExportContainer(name, /*prefixLocals*/ false); - if (exportContainer && exportContainer.kind === 261 /* SourceFile */) { + if (exportContainer && exportContainer.kind === 264 /* SourceFile */) { exportedNames = ts.append(exportedNames, ts.getDeclarationName(valueDeclaration)); } exportedNames = ts.addRange(exportedNames, moduleInfo && moduleInfo.exportedBindings[ts.getOriginalNodeId(valueDeclaration)]); @@ -55743,7 +60998,7 @@ var ts; */ function preventSubstitution(node) { if (noSubstitution === undefined) - noSubstitution = ts.createMap(); + noSubstitution = []; noSubstitution[ts.getNodeId(node)] = true; return node; } @@ -55763,852 +61018,69 @@ var ts; /*@internal*/ var ts; (function (ts) { - function transformModule(context) { - var transformModuleDelegates = ts.createMap((_a = {}, - _a[ts.ModuleKind.None] = transformCommonJSModule, - _a[ts.ModuleKind.CommonJS] = transformCommonJSModule, - _a[ts.ModuleKind.AMD] = transformAMDModule, - _a[ts.ModuleKind.UMD] = transformUMDModule, - _a)); - var startLexicalEnvironment = context.startLexicalEnvironment, endLexicalEnvironment = context.endLexicalEnvironment; + function transformES2015Module(context) { var compilerOptions = context.getCompilerOptions(); - var resolver = context.getEmitResolver(); - var host = context.getEmitHost(); - var languageVersion = ts.getEmitScriptTarget(compilerOptions); - var moduleKind = ts.getEmitModuleKind(compilerOptions); - var previousOnSubstituteNode = context.onSubstituteNode; var previousOnEmitNode = context.onEmitNode; - context.onSubstituteNode = onSubstituteNode; + var previousOnSubstituteNode = context.onSubstituteNode; context.onEmitNode = onEmitNode; - context.enableSubstitution(70 /* Identifier */); // Substitutes expression identifiers with imported/exported symbols. - context.enableSubstitution(192 /* BinaryExpression */); // Substitutes assignments to exported symbols. - context.enableSubstitution(190 /* PrefixUnaryExpression */); // Substitutes updates to exported symbols. - context.enableSubstitution(191 /* PostfixUnaryExpression */); // Substitutes updates to exported symbols. - context.enableSubstitution(258 /* ShorthandPropertyAssignment */); // Substitutes shorthand property assignments for imported/exported symbols. - context.enableEmitNotification(261 /* SourceFile */); // Restore state when substituting nodes in a file. - var moduleInfoMap = ts.createMap(); // The ExternalModuleInfo for each file. - var deferredExports = ts.createMap(); // Exports to defer until an EndOfDeclarationMarker is found. - var currentSourceFile; // The current file. - var currentModuleInfo; // The ExternalModuleInfo for the current file. - var noSubstitution; // Set of nodes for which substitution rules should be ignored. + context.onSubstituteNode = onSubstituteNode; + context.enableEmitNotification(264 /* SourceFile */); + context.enableSubstitution(70 /* Identifier */); + var currentSourceFile; return transformSourceFile; - /** - * Transforms the module aspects of a SourceFile. - * - * @param node The SourceFile node. - */ function transformSourceFile(node) { - if (ts.isDeclarationFile(node) - || !(ts.isExternalModule(node) - || compilerOptions.isolatedModules)) { + if (ts.isDeclarationFile(node)) { return node; } - currentSourceFile = node; - currentModuleInfo = moduleInfoMap[ts.getOriginalNodeId(node)] = ts.collectExternalModuleInfo(node, resolver, compilerOptions); - // Perform the transformation. - var transformModule = transformModuleDelegates[moduleKind] || transformModuleDelegates[ts.ModuleKind.None]; - var updated = transformModule(node); - currentSourceFile = undefined; - currentModuleInfo = undefined; - return ts.aggregateTransformFlags(updated); - } - /** - * Transforms a SourceFile into a CommonJS module. - * - * @param node The SourceFile node. - */ - function transformCommonJSModule(node) { - startLexicalEnvironment(); - var statements = []; - var statementOffset = ts.addPrologueDirectives(statements, node.statements, /*ensureUseStrict*/ !compilerOptions.noImplicitUseStrict, sourceElementVisitor); - ts.append(statements, ts.visitNode(currentModuleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement, /*optional*/ true)); - ts.addRange(statements, ts.visitNodes(node.statements, sourceElementVisitor, ts.isStatement, statementOffset)); - ts.addRange(statements, endLexicalEnvironment()); - addExportEqualsIfNeeded(statements, /*emitAsReturn*/ false); - var updated = ts.updateSourceFileNode(node, ts.createNodeArray(statements, node.statements)); - if (currentModuleInfo.hasExportStarsToExportValues) { - ts.addEmitHelper(updated, exportStarHelper); - } - return updated; - } - /** - * Transforms a SourceFile into an AMD module. - * - * @param node The SourceFile node. - */ - function transformAMDModule(node) { - var define = ts.createIdentifier("define"); - var moduleName = ts.tryGetModuleNameFromFile(node, host, compilerOptions); - return transformAsynchronousModule(node, define, moduleName, /*includeNonAmdDependencies*/ true); - } - /** - * Transforms a SourceFile into a UMD module. - * - * @param node The SourceFile node. - */ - function transformUMDModule(node) { - var define = ts.createRawExpression(umdHelper); - return transformAsynchronousModule(node, define, /*moduleName*/ undefined, /*includeNonAmdDependencies*/ false); - } - /** - * Transforms a SourceFile into an AMD or UMD module. - * - * @param node The SourceFile node. - * @param define The expression used to define the module. - * @param moduleName An expression for the module name, if available. - * @param includeNonAmdDependencies A value indicating whether to incldue any non-AMD dependencies. - */ - function transformAsynchronousModule(node, define, moduleName, includeNonAmdDependencies) { - // An AMD define function has the following shape: - // - // define(id?, dependencies?, factory); - // - // This has the shape of the following: - // - // define(name, ["module1", "module2"], function (module1Alias) { ... } - // - // The location of the alias in the parameter list in the factory function needs to - // match the position of the module name in the dependency list. - // - // To ensure this is true in cases of modules with no aliases, e.g.: - // - // import "module" - // - // or - // - // /// <amd-dependency path= "a.css" /> - // - // we need to add modules without alias names to the end of the dependencies list - var _a = collectAsynchronousDependencies(node, includeNonAmdDependencies), aliasedModuleNames = _a.aliasedModuleNames, unaliasedModuleNames = _a.unaliasedModuleNames, importAliasNames = _a.importAliasNames; - // Create an updated SourceFile: - // - // define(moduleName?, ["module1", "module2"], function ... - return ts.updateSourceFileNode(node, ts.createNodeArray([ - ts.createStatement(ts.createCall(define, - /*typeArguments*/ undefined, (moduleName ? [moduleName] : []).concat([ - // Add the dependency array argument: - // - // ["require", "exports", module1", "module2", ...] - ts.createArrayLiteral([ - ts.createLiteral("require"), - ts.createLiteral("exports") - ].concat(aliasedModuleNames, unaliasedModuleNames)), - // Add the module body function argument: - // - // function (require, exports, module1, module2) ... - ts.createFunctionExpression( - /*modifiers*/ undefined, - /*asteriskToken*/ undefined, - /*name*/ undefined, - /*typeParameters*/ undefined, [ - ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "require"), - ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, "exports") - ].concat(importAliasNames), - /*type*/ undefined, transformAsynchronousModuleBody(node)) - ]))) - ], - /*location*/ node.statements)); - } - /** - * Collect the additional asynchronous dependencies for the module. - * - * @param node The source file. - * @param includeNonAmdDependencies A value indicating whether to include non-AMD dependencies. - */ - function collectAsynchronousDependencies(node, includeNonAmdDependencies) { - // names of modules with corresponding parameter in the factory function - var aliasedModuleNames = []; - // names of modules with no corresponding parameters in factory function - var unaliasedModuleNames = []; - // names of the parameters in the factory function; these - // parameters need to match the indexes of the corresponding - // module names in aliasedModuleNames. - var importAliasNames = []; - // Fill in amd-dependency tags - for (var _i = 0, _a = node.amdDependencies; _i < _a.length; _i++) { - var amdDependency = _a[_i]; - if (amdDependency.name) { - aliasedModuleNames.push(ts.createLiteral(amdDependency.path)); - importAliasNames.push(ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, amdDependency.name)); - } - else { - unaliasedModuleNames.push(ts.createLiteral(amdDependency.path)); - } - } - for (var _b = 0, _c = currentModuleInfo.externalImports; _b < _c.length; _b++) { - var importNode = _c[_b]; - // Find the name of the external module - var externalModuleName = ts.getExternalModuleNameLiteral(importNode, currentSourceFile, host, resolver, compilerOptions); - // Find the name of the module alias, if there is one - var importAliasName = ts.getLocalNameForExternalImport(importNode, currentSourceFile); - if (includeNonAmdDependencies && importAliasName) { - // Set emitFlags on the name of the classDeclaration - // This is so that when printer will not substitute the identifier - ts.setEmitFlags(importAliasName, 4 /* NoSubstitution */); - aliasedModuleNames.push(externalModuleName); - importAliasNames.push(ts.createParameter(/*decorators*/ undefined, /*modifiers*/ undefined, /*dotDotDotToken*/ undefined, importAliasName)); - } - else { - unaliasedModuleNames.push(externalModuleName); - } - } - return { aliasedModuleNames: aliasedModuleNames, unaliasedModuleNames: unaliasedModuleNames, importAliasNames: importAliasNames }; - } - /** - * Transforms a SourceFile into an AMD or UMD module body. - * - * @param node The SourceFile node. - */ - function transformAsynchronousModuleBody(node) { - startLexicalEnvironment(); - var statements = []; - var statementOffset = ts.addPrologueDirectives(statements, node.statements, /*ensureUseStrict*/ !compilerOptions.noImplicitUseStrict, sourceElementVisitor); - // Visit each statement of the module body. - ts.append(statements, ts.visitNode(currentModuleInfo.externalHelpersImportDeclaration, sourceElementVisitor, ts.isStatement, /*optional*/ true)); - ts.addRange(statements, ts.visitNodes(node.statements, sourceElementVisitor, ts.isStatement, statementOffset)); - // End the lexical environment for the module body - // and merge any new lexical declarations. - ts.addRange(statements, endLexicalEnvironment()); - // Append the 'export =' statement if provided. - addExportEqualsIfNeeded(statements, /*emitAsReturn*/ true); - var body = ts.createBlock(statements, /*location*/ undefined, /*multiLine*/ true); - if (currentModuleInfo.hasExportStarsToExportValues) { - // If we have any `export * from ...` declarations - // we need to inform the emitter to add the __export helper. - ts.addEmitHelper(body, exportStarHelper); - } - return body; - } - /** - * Adds the down-level representation of `export=` to the statement list if one exists - * in the source file. - * - * @param statements The Statement list to modify. - * @param emitAsReturn A value indicating whether to emit the `export=` statement as a - * return statement. - */ - function addExportEqualsIfNeeded(statements, emitAsReturn) { - if (currentModuleInfo.exportEquals) { - if (emitAsReturn) { - var statement = ts.createReturn(currentModuleInfo.exportEquals.expression, - /*location*/ currentModuleInfo.exportEquals); - ts.setEmitFlags(statement, 384 /* NoTokenSourceMaps */ | 1536 /* NoComments */); - statements.push(statement); - } - else { - var statement = ts.createStatement(ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("module"), "exports"), currentModuleInfo.exportEquals.expression), - /*location*/ currentModuleInfo.exportEquals); - ts.setEmitFlags(statement, 1536 /* NoComments */); - statements.push(statement); - } - } - } - // - // Top-Level Source Element Visitors - // - /** - * Visits a node at the top level of the source file. - * - * @param node The node to visit. - */ - function sourceElementVisitor(node) { - switch (node.kind) { - case 235 /* ImportDeclaration */: - return visitImportDeclaration(node); - case 234 /* ImportEqualsDeclaration */: - return visitImportEqualsDeclaration(node); - case 241 /* ExportDeclaration */: - return visitExportDeclaration(node); - case 240 /* ExportAssignment */: - return visitExportAssignment(node); - case 205 /* VariableStatement */: - return visitVariableStatement(node); - case 225 /* FunctionDeclaration */: - return visitFunctionDeclaration(node); - case 226 /* ClassDeclaration */: - return visitClassDeclaration(node); - case 295 /* MergeDeclarationMarker */: - return visitMergeDeclarationMarker(node); - case 296 /* EndOfDeclarationMarker */: - return visitEndOfDeclarationMarker(node); - default: - // This visitor does not descend into the tree, as export/import statements - // are only transformed at the top level of a file. - return node; - } - } - /** - * Visits an ImportDeclaration node. - * - * @param node The node to visit. - */ - function visitImportDeclaration(node) { - var statements; - var namespaceDeclaration = ts.getNamespaceDeclarationNode(node); - if (moduleKind !== ts.ModuleKind.AMD) { - if (!node.importClause) { - // import "mod"; - return ts.createStatement(createRequireCall(node), /*location*/ node); - } - else { - var variables = []; - if (namespaceDeclaration && !ts.isDefaultImport(node)) { - // import * as n from "mod"; - variables.push(ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), - /*type*/ undefined, createRequireCall(node))); - } - else { - // import d from "mod"; - // import { x, y } from "mod"; - // import d, { x, y } from "mod"; - // import d, * as n from "mod"; - variables.push(ts.createVariableDeclaration(ts.getGeneratedNameForNode(node), - /*type*/ undefined, createRequireCall(node))); - if (namespaceDeclaration && ts.isDefaultImport(node)) { - variables.push(ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), - /*type*/ undefined, ts.getGeneratedNameForNode(node))); - } - } - statements = ts.append(statements, ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList(variables, - /*location*/ undefined, languageVersion >= 2 /* ES2015 */ ? 2 /* Const */ : 0 /* None */), - /*location*/ node)); - } - } - else if (namespaceDeclaration && ts.isDefaultImport(node)) { - // import d, * as n from "mod"; - statements = ts.append(statements, ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList([ - ts.createVariableDeclaration(ts.getSynthesizedClone(namespaceDeclaration.name), - /*type*/ undefined, ts.getGeneratedNameForNode(node), - /*location*/ node) - ], - /*location*/ undefined, languageVersion >= 2 /* ES2015 */ ? 2 /* Const */ : 0 /* None */))); - } - if (hasAssociatedEndOfDeclarationMarker(node)) { - // Defer exports until we encounter an EndOfDeclarationMarker node - var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportsOfImportDeclaration(deferredExports[id], node); - } - else { - statements = appendExportsOfImportDeclaration(statements, node); - } - return ts.singleOrMany(statements); - } - /** - * Creates a `require()` call to import an external module. - * - * @param importNode The declararation to import. - */ - function createRequireCall(importNode) { - var moduleName = ts.getExternalModuleNameLiteral(importNode, currentSourceFile, host, resolver, compilerOptions); - var args = []; - if (moduleName) { - args.push(moduleName); - } - return ts.createCall(ts.createIdentifier("require"), /*typeArguments*/ undefined, args); - } - /** - * Visits an ImportEqualsDeclaration node. - * - * @param node The node to visit. - */ - function visitImportEqualsDeclaration(node) { - ts.Debug.assert(ts.isExternalModuleImportEqualsDeclaration(node), "import= for internal module references should be handled in an earlier transformer."); - var statements; - if (moduleKind !== ts.ModuleKind.AMD) { - if (ts.hasModifier(node, 1 /* Export */)) { - statements = ts.append(statements, ts.createStatement(createExportExpression(node.name, createRequireCall(node)), - /*location*/ node)); + if (ts.isExternalModule(node) || compilerOptions.isolatedModules) { + var externalHelpersModuleName = ts.getOrCreateExternalHelpersModuleNameIfNeeded(node, compilerOptions); + if (externalHelpersModuleName) { + var statements = []; + var statementOffset = ts.addPrologue(statements, node.statements); + ts.append(statements, ts.createImportDeclaration( + /*decorators*/ undefined, + /*modifiers*/ undefined, ts.createImportClause(/*name*/ undefined, ts.createNamespaceImport(externalHelpersModuleName)), ts.createLiteral(ts.externalHelpersModuleNameText))); + ts.addRange(statements, ts.visitNodes(node.statements, visitor, ts.isStatement, statementOffset)); + return ts.updateSourceFileNode(node, ts.setTextRange(ts.createNodeArray(statements), node.statements)); } else { - statements = ts.append(statements, ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList([ - ts.createVariableDeclaration(ts.getSynthesizedClone(node.name), - /*type*/ undefined, createRequireCall(node)) - ], - /*location*/ undefined, - /*flags*/ languageVersion >= 2 /* ES2015 */ ? 2 /* Const */ : 0 /* None */), - /*location*/ node)); - } - } - else { - if (ts.hasModifier(node, 1 /* Export */)) { - statements = ts.append(statements, ts.createStatement(createExportExpression(ts.getExportName(node), ts.getLocalName(node)), - /*location*/ node)); - } - } - if (hasAssociatedEndOfDeclarationMarker(node)) { - // Defer exports until we encounter an EndOfDeclarationMarker node - var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportsOfImportEqualsDeclaration(deferredExports[id], node); - } - else { - statements = appendExportsOfImportEqualsDeclaration(statements, node); - } - return ts.singleOrMany(statements); - } - /** - * Visits an ExportDeclaration node. - * - * @param The node to visit. - */ - function visitExportDeclaration(node) { - if (!node.moduleSpecifier) { - // Elide export declarations with no module specifier as they are handled - // elsewhere. - return undefined; - } - var generatedName = ts.getGeneratedNameForNode(node); - if (node.exportClause) { - var statements = []; - // export { x, y } from "mod"; - if (moduleKind !== ts.ModuleKind.AMD) { - statements.push(ts.createVariableStatement( - /*modifiers*/ undefined, ts.createVariableDeclarationList([ - ts.createVariableDeclaration(generatedName, - /*type*/ undefined, createRequireCall(node)) - ]), - /*location*/ node)); - } - for (var _i = 0, _a = node.exportClause.elements; _i < _a.length; _i++) { - var specifier = _a[_i]; - var exportedValue = ts.createPropertyAccess(generatedName, specifier.propertyName || specifier.name); - statements.push(ts.createStatement(createExportExpression(ts.getExportName(specifier), exportedValue), - /*location*/ specifier)); - } - return ts.singleOrMany(statements); - } - else { - // export * from "mod"; - return ts.createStatement(ts.createCall(ts.createIdentifier("__export"), - /*typeArguments*/ undefined, [ - moduleKind !== ts.ModuleKind.AMD - ? createRequireCall(node) - : generatedName - ]), - /*location*/ node); - } - } - /** - * Visits an ExportAssignment node. - * - * @param node The node to visit. - */ - function visitExportAssignment(node) { - if (node.isExportEquals) { - return undefined; - } - var statements; - var original = node.original; - if (original && hasAssociatedEndOfDeclarationMarker(original)) { - // Defer exports until we encounter an EndOfDeclarationMarker node - var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportStatement(deferredExports[id], ts.createIdentifier("default"), node.expression, /*location*/ node, /*allowComments*/ true); - } - else { - statements = appendExportStatement(statements, ts.createIdentifier("default"), node.expression, /*location*/ node, /*allowComments*/ true); - } - return ts.singleOrMany(statements); - } - /** - * Visits a FunctionDeclaration node. - * - * @param node The node to visit. - */ - function visitFunctionDeclaration(node) { - var statements; - if (ts.hasModifier(node, 1 /* Export */)) { - statements = ts.append(statements, ts.setOriginalNode(ts.createFunctionDeclaration( - /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), node.asteriskToken, ts.getDeclarationName(node, /*allowComments*/ true, /*allowSourceMaps*/ true), - /*typeParameters*/ undefined, node.parameters, - /*type*/ undefined, node.body, - /*location*/ node), - /*original*/ node)); - } - else { - statements = ts.append(statements, node); - } - if (hasAssociatedEndOfDeclarationMarker(node)) { - // Defer exports until we encounter an EndOfDeclarationMarker node - var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportsOfHoistedDeclaration(deferredExports[id], node); - } - else { - statements = appendExportsOfHoistedDeclaration(statements, node); - } - return ts.singleOrMany(statements); - } - /** - * Visits a ClassDeclaration node. - * - * @param node The node to visit. - */ - function visitClassDeclaration(node) { - var statements; - if (ts.hasModifier(node, 1 /* Export */)) { - statements = ts.append(statements, ts.setOriginalNode(ts.createClassDeclaration( - /*decorators*/ undefined, ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier), ts.getDeclarationName(node, /*allowComments*/ true, /*allowSourceMaps*/ true), - /*typeParameters*/ undefined, node.heritageClauses, node.members, - /*location*/ node), - /*original*/ node)); - } - else { - statements = ts.append(statements, node); - } - if (hasAssociatedEndOfDeclarationMarker(node)) { - // Defer exports until we encounter an EndOfDeclarationMarker node - var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportsOfHoistedDeclaration(deferredExports[id], node); - } - else { - statements = appendExportsOfHoistedDeclaration(statements, node); - } - return ts.singleOrMany(statements); - } - /** - * Visits a VariableStatement node. - * - * @param node The node to visit. - */ - function visitVariableStatement(node) { - var statements; - var variables; - var expressions; - if (ts.hasModifier(node, 1 /* Export */)) { - var modifiers = void 0; - // If we're exporting these variables, then these just become assignments to 'exports.x'. - // We only want to emit assignments for variables with initializers. - for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { - var variable = _a[_i]; - if (ts.isIdentifier(variable.name) && ts.isLocalName(variable.name)) { - if (!modifiers) { - modifiers = ts.visitNodes(node.modifiers, modifierVisitor, ts.isModifier); - } - variables = ts.append(variables, variable); - } - else if (variable.initializer) { - expressions = ts.append(expressions, transformInitializedVariable(variable)); - } - } - if (variables) { - statements = ts.append(statements, ts.updateVariableStatement(node, modifiers, ts.updateVariableDeclarationList(node.declarationList, variables))); - } - if (expressions) { - statements = ts.append(statements, ts.createStatement(ts.inlineExpressions(expressions), /*location*/ node)); + return ts.visitEachChild(node, visitor, context); } } - else { - statements = ts.append(statements, node); - } - if (hasAssociatedEndOfDeclarationMarker(node)) { - // Defer exports until we encounter an EndOfDeclarationMarker node - var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node); - } - else { - statements = appendExportsOfVariableStatement(statements, node); - } - return ts.singleOrMany(statements); - } - /** - * Transforms an exported variable with an initializer into an expression. - * - * @param node The node to transform. - */ - function transformInitializedVariable(node) { - if (ts.isBindingPattern(node.name)) { - return ts.flattenDestructuringAssignment(node, - /*visitor*/ undefined, context, 0 /* All */, - /*needsValue*/ false, createExportExpression); - } - else { - return ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("exports"), node.name, - /*location*/ node.name), node.initializer); - } - } - /** - * Visits a MergeDeclarationMarker used as a placeholder for the beginning of a merged - * and transformed declaration. - * - * @param node The node to visit. - */ - function visitMergeDeclarationMarker(node) { - // For an EnumDeclaration or ModuleDeclaration that merges with a preceeding - // declaration we do not emit a leading variable declaration. To preserve the - // begin/end semantics of the declararation and to properly handle exports - // we wrapped the leading variable declaration in a `MergeDeclarationMarker`. - // - // To balance the declaration, add the exports of the elided variable - // statement. - if (hasAssociatedEndOfDeclarationMarker(node) && node.original.kind === 205 /* VariableStatement */) { - var id = ts.getOriginalNodeId(node); - deferredExports[id] = appendExportsOfVariableStatement(deferredExports[id], node.original); - } return node; } - /** - * Determines whether a node has an associated EndOfDeclarationMarker. - * - * @param node The node to test. - */ - function hasAssociatedEndOfDeclarationMarker(node) { - return (ts.getEmitFlags(node) & 2097152 /* HasEndOfDeclarationMarker */) !== 0; - } - /** - * Visits a DeclarationMarker used as a placeholder for the end of a transformed - * declaration. - * - * @param node The node to visit. - */ - function visitEndOfDeclarationMarker(node) { - // For some transformations we emit an `EndOfDeclarationMarker` to mark the actual - // end of the transformed declaration. We use this marker to emit any deferred exports - // of the declaration. - var id = ts.getOriginalNodeId(node); - var statements = deferredExports[id]; - if (statements) { - delete deferredExports[id]; - return ts.append(statements, node); - } - return node; - } - /** - * Appends the exports of an ImportDeclaration to a statement list, returning the - * statement list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param decl The declaration whose exports are to be recorded. - */ - function appendExportsOfImportDeclaration(statements, decl) { - if (currentModuleInfo.exportEquals) { - return statements; - } - var importClause = decl.importClause; - if (!importClause) { - return statements; - } - if (importClause.name) { - statements = appendExportsOfDeclaration(statements, importClause); - } - var namedBindings = importClause.namedBindings; - if (namedBindings) { - switch (namedBindings.kind) { - case 237 /* NamespaceImport */: - statements = appendExportsOfDeclaration(statements, namedBindings); - break; - case 238 /* NamedImports */: - for (var _i = 0, _a = namedBindings.elements; _i < _a.length; _i++) { - var importBinding = _a[_i]; - statements = appendExportsOfDeclaration(statements, importBinding); - } - break; - } - } - return statements; - } - /** - * Appends the exports of an ImportEqualsDeclaration to a statement list, returning the - * statement list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param decl The declaration whose exports are to be recorded. - */ - function appendExportsOfImportEqualsDeclaration(statements, decl) { - if (currentModuleInfo.exportEquals) { - return statements; - } - return appendExportsOfDeclaration(statements, decl); - } - /** - * Appends the exports of a VariableStatement to a statement list, returning the statement - * list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param node The VariableStatement whose exports are to be recorded. - */ - function appendExportsOfVariableStatement(statements, node) { - if (currentModuleInfo.exportEquals) { - return statements; - } - for (var _i = 0, _a = node.declarationList.declarations; _i < _a.length; _i++) { - var decl = _a[_i]; - statements = appendExportsOfBindingElement(statements, decl); - } - return statements; - } - /** - * Appends the exports of a VariableDeclaration or BindingElement to a statement list, - * returning the statement list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param decl The declaration whose exports are to be recorded. - */ - function appendExportsOfBindingElement(statements, decl) { - if (currentModuleInfo.exportEquals) { - return statements; - } - if (ts.isBindingPattern(decl.name)) { - for (var _i = 0, _a = decl.name.elements; _i < _a.length; _i++) { - var element = _a[_i]; - if (!ts.isOmittedExpression(element)) { - statements = appendExportsOfBindingElement(statements, element); - } - } - } - else if (!ts.isGeneratedIdentifier(decl.name)) { - statements = appendExportsOfDeclaration(statements, decl); - } - return statements; - } - /** - * Appends the exports of a ClassDeclaration or FunctionDeclaration to a statement list, - * returning the statement list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param decl The declaration whose exports are to be recorded. - */ - function appendExportsOfHoistedDeclaration(statements, decl) { - if (currentModuleInfo.exportEquals) { - return statements; - } - if (ts.hasModifier(decl, 1 /* Export */)) { - var exportName = ts.hasModifier(decl, 512 /* Default */) ? ts.createIdentifier("default") : decl.name; - statements = appendExportStatement(statements, exportName, ts.getLocalName(decl), /*location*/ decl); - } - if (decl.name) { - statements = appendExportsOfDeclaration(statements, decl); - } - return statements; - } - /** - * Appends the exports of a declaration to a statement list, returning the statement list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param decl The declaration to export. - */ - function appendExportsOfDeclaration(statements, decl) { - var name = ts.getDeclarationName(decl); - var exportSpecifiers = currentModuleInfo.exportSpecifiers[name.text]; - if (exportSpecifiers) { - for (var _i = 0, exportSpecifiers_2 = exportSpecifiers; _i < exportSpecifiers_2.length; _i++) { - var exportSpecifier = exportSpecifiers_2[_i]; - statements = appendExportStatement(statements, exportSpecifier.name, name, /*location*/ exportSpecifier.name); - } - } - return statements; - } - /** - * Appends the down-level representation of an export to a statement list, returning the - * statement list. - * - * @param statements A statement list to which the down-level export statements are to be - * appended. If `statements` is `undefined`, a new array is allocated if statements are - * appended. - * @param exportName The name of the export. - * @param expression The expression to export. - * @param location The location to use for source maps and comments for the export. - * @param allowComments Whether to allow comments on the export. - */ - function appendExportStatement(statements, exportName, expression, location, allowComments) { - if (exportName.text === "default") { - var sourceFile = ts.getOriginalNode(currentSourceFile, ts.isSourceFile); - if (sourceFile && !sourceFile.symbol.exports["___esModule"]) { - if (languageVersion === 0 /* ES3 */) { - statements = ts.append(statements, ts.createStatement(createExportExpression(ts.createIdentifier("__esModule"), ts.createLiteral(true)))); - } - else { - statements = ts.append(statements, ts.createStatement(ts.createCall(ts.createPropertyAccess(ts.createIdentifier("Object"), "defineProperty"), - /*typeArguments*/ undefined, [ - ts.createIdentifier("exports"), - ts.createLiteral("__esModule"), - ts.createObjectLiteral([ - ts.createPropertyAssignment("value", ts.createLiteral(true)) - ]) - ]))); - } - } - } - statements = ts.append(statements, createExportStatement(exportName, expression, location, allowComments)); - return statements; - } - /** - * Creates a call to the current file's export function to export a value. - * - * @param name The bound name of the export. - * @param value The exported value. - * @param location The location to use for source maps and comments for the export. - * @param allowComments An optional value indicating whether to emit comments for the statement. - */ - function createExportStatement(name, value, location, allowComments) { - var statement = ts.createStatement(createExportExpression(name, value), location); - ts.startOnNewLine(statement); - if (!allowComments) { - ts.setEmitFlags(statement, 1536 /* NoComments */); - } - return statement; - } - /** - * Creates a call to the current file's export function to export a value. - * - * @param name The bound name of the export. - * @param value The exported value. - * @param location The location to use for source maps and comments for the export. - */ - function createExportExpression(name, value, location) { - return ts.createAssignment(ts.createPropertyAccess(ts.createIdentifier("exports"), ts.getSynthesizedClone(name)), value, location); - } - // - // Modifier Visitors - // - /** - * Visit nodes to elide module-specific modifiers. - * - * @param node The node to visit. - */ - function modifierVisitor(node) { - // Elide module-specific modifiers. + function visitor(node) { switch (node.kind) { - case 83 /* ExportKeyword */: - case 78 /* DefaultKeyword */: + case 236 /* ImportEqualsDeclaration */: + // Elide `import=` as it is not legal with --module ES6 return undefined; + case 242 /* ExportAssignment */: + return visitExportAssignment(node); } return node; } + function visitExportAssignment(node) { + // Elide `export=` as it is not legal with --module ES6 + return node.isExportEquals ? undefined : node; + } // // Emit Notification // /** - * Hook for node emit notifications. + * Hook for node emit. * - * @param emitContext A context hint for the emitter. + * @param hint A hint as to the intended usage of the node. * @param node The node to emit. * @param emit A callback used to emit the node in the printer. */ - function onEmitNode(emitContext, node, emitCallback) { - if (node.kind === 261 /* SourceFile */) { + function onEmitNode(hint, node, emitCallback) { + if (ts.isSourceFile(node)) { currentSourceFile = node; - currentModuleInfo = moduleInfoMap[ts.getOriginalNodeId(currentSourceFile)]; - noSubstitution = ts.createMap(); - previousOnEmitNode(emitContext, node, emitCallback); + previousOnEmitNode(hint, node, emitCallback); currentSourceFile = undefined; - currentModuleInfo = undefined; - noSubstitution = undefined; } else { - previousOnEmitNode(emitContext, node, emitCallback); + previousOnEmitNode(hint, node, emitCallback); } } // @@ -56617,191 +61089,27 @@ var ts; /** * Hooks node substitutions. * - * @param emitContext A context hint for the emitter. - * @param node The node to substitute. - */ - function onSubstituteNode(emitContext, node) { - node = previousOnSubstituteNode(emitContext, node); - if (node.id && noSubstitution[node.id]) { - return node; - } - if (emitContext === 1 /* Expression */) { - return substituteExpression(node); - } - else if (ts.isShorthandPropertyAssignment(node)) { - return substituteShorthandPropertyAssignment(node); - } - return node; - } - /** - * Substitution for a ShorthandPropertyAssignment whose declaration name is an imported - * or exported symbol. - * - * @param node The node to substitute. - */ - function substituteShorthandPropertyAssignment(node) { - var name = node.name; - var exportedOrImportedName = substituteExpressionIdentifier(name); - if (exportedOrImportedName !== name) { - // A shorthand property with an assignment initializer is probably part of a - // destructuring assignment - if (node.objectAssignmentInitializer) { - var initializer = ts.createAssignment(exportedOrImportedName, node.objectAssignmentInitializer); - return ts.createPropertyAssignment(name, initializer, /*location*/ node); - } - return ts.createPropertyAssignment(name, exportedOrImportedName, /*location*/ node); - } - return node; - } - /** - * Substitution for an Expression that may contain an imported or exported symbol. - * + * @param hint A hint as to the intended usage of the node. * @param node The node to substitute. */ - function substituteExpression(node) { - switch (node.kind) { - case 70 /* Identifier */: - return substituteExpressionIdentifier(node); - case 192 /* BinaryExpression */: - return substituteBinaryExpression(node); - case 191 /* PostfixUnaryExpression */: - case 190 /* PrefixUnaryExpression */: - return substituteUnaryExpression(node); + function onSubstituteNode(hint, node) { + node = previousOnSubstituteNode(hint, node); + if (ts.isIdentifier(node) && hint === 1 /* Expression */) { + return substituteExpressionIdentifier(node); } return node; } - /** - * Substitution for an Identifier expression that may contain an imported or exported - * symbol. - * - * @param node The node to substitute. - */ function substituteExpressionIdentifier(node) { if (ts.getEmitFlags(node) & 4096 /* HelperName */) { var externalHelpersModuleName = ts.getExternalHelpersModuleName(currentSourceFile); if (externalHelpersModuleName) { return ts.createPropertyAccess(externalHelpersModuleName, node); } - return node; - } - if (!ts.isGeneratedIdentifier(node) && !ts.isLocalName(node)) { - var exportContainer = resolver.getReferencedExportContainer(node, ts.isExportName(node)); - if (exportContainer && exportContainer.kind === 261 /* SourceFile */) { - return ts.createPropertyAccess(ts.createIdentifier("exports"), ts.getSynthesizedClone(node), - /*location*/ node); - } - var importDeclaration = resolver.getReferencedImportDeclaration(node); - if (importDeclaration) { - if (ts.isImportClause(importDeclaration)) { - return ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent), ts.createIdentifier("default"), - /*location*/ node); - } - else if (ts.isImportSpecifier(importDeclaration)) { - var name_37 = importDeclaration.propertyName || importDeclaration.name; - return ts.createPropertyAccess(ts.getGeneratedNameForNode(importDeclaration.parent.parent.parent), ts.getSynthesizedClone(name_37), - /*location*/ node); - } - } - } - return node; - } - /** - * Substitution for a BinaryExpression that may contain an imported or exported symbol. - * - * @param node The node to substitute. - */ - function substituteBinaryExpression(node) { - // When we see an assignment expression whose left-hand side is an exported symbol, - // we should ensure all exports of that symbol are updated with the correct value. - // - // - We do not substitute generated identifiers for any reason. - // - We do not substitute identifiers tagged with the LocalName flag. - // - We do not substitute identifiers that were originally the name of an enum or - // namespace due to how they are transformed in TypeScript. - // - We only substitute identifiers that are exported at the top level. - if (ts.isAssignmentOperator(node.operatorToken.kind) - && ts.isIdentifier(node.left) - && !ts.isGeneratedIdentifier(node.left) - && !ts.isLocalName(node.left) - && !ts.isDeclarationNameOfEnumOrNamespace(node.left)) { - var exportedNames = getExports(node.left); - if (exportedNames) { - // For each additional export of the declaration, apply an export assignment. - var expression = node; - for (var _i = 0, exportedNames_3 = exportedNames; _i < exportedNames_3.length; _i++) { - var exportName = exportedNames_3[_i]; - // Mark the node to prevent triggering this rule again. - noSubstitution[ts.getNodeId(expression)] = true; - expression = createExportExpression(exportName, expression, /*location*/ node); - } - return expression; - } - } - return node; - } - /** - * Substitution for a UnaryExpression that may contain an imported or exported symbol. - * - * @param node The node to substitute. - */ - function substituteUnaryExpression(node) { - // When we see a prefix or postfix increment expression whose operand is an exported - // symbol, we should ensure all exports of that symbol are updated with the correct - // value. - // - // - We do not substitute generated identifiers for any reason. - // - We do not substitute identifiers tagged with the LocalName flag. - // - We do not substitute identifiers that were originally the name of an enum or - // namespace due to how they are transformed in TypeScript. - // - We only substitute identifiers that are exported at the top level. - if ((node.operator === 42 /* PlusPlusToken */ || node.operator === 43 /* MinusMinusToken */) - && ts.isIdentifier(node.operand) - && !ts.isGeneratedIdentifier(node.operand) - && !ts.isLocalName(node.operand) - && !ts.isDeclarationNameOfEnumOrNamespace(node.operand)) { - var exportedNames = getExports(node.operand); - if (exportedNames) { - var expression = node.kind === 191 /* PostfixUnaryExpression */ - ? ts.createBinary(node.operand, ts.createToken(node.operator === 42 /* PlusPlusToken */ ? 58 /* PlusEqualsToken */ : 59 /* MinusEqualsToken */), ts.createLiteral(1), - /*location*/ node) - : node; - for (var _i = 0, exportedNames_4 = exportedNames; _i < exportedNames_4.length; _i++) { - var exportName = exportedNames_4[_i]; - // Mark the node to prevent triggering this rule again. - noSubstitution[ts.getNodeId(expression)] = true; - expression = createExportExpression(exportName, expression); - } - return expression; - } } return node; } - /** - * Gets the additional exports of a name. - * - * @param name The name. - */ - function getExports(name) { - if (!ts.isGeneratedIdentifier(name)) { - var valueDeclaration = resolver.getReferencedImportDeclaration(name) - || resolver.getReferencedValueDeclaration(name); - if (valueDeclaration) { - return currentModuleInfo - && currentModuleInfo.exportedBindings[ts.getOriginalNodeId(valueDeclaration)]; - } - } - } - var _a; } - ts.transformModule = transformModule; - // emit output for the __export helper function - var exportStarHelper = { - name: "typescript:export-star", - scoped: true, - text: "\n function __export(m) {\n for (var p in m) if (!exports.hasOwnProperty(p)) exports[p] = m[p];\n }" - }; - // emit output for the UMD helper function. - var umdHelper = "\n (function (dependencies, factory) {\n if (typeof module === 'object' && typeof module.exports === 'object') {\n var v = factory(require, exports); if (v !== undefined) module.exports = v;\n }\n else if (typeof define === 'function' && define.amd) {\n define(dependencies, factory);\n }\n })"; + ts.transformES2015Module = transformES2015Module; })(ts || (ts = {})); /// <reference path="visitor.ts" /> /// <reference path="transformers/ts.ts" /> @@ -56818,24 +61126,34 @@ var ts; /* @internal */ var ts; (function (ts) { - var moduleTransformerMap = ts.createMap((_a = {}, - _a[ts.ModuleKind.ES2015] = ts.transformES2015Module, - _a[ts.ModuleKind.System] = ts.transformSystemModule, - _a[ts.ModuleKind.AMD] = ts.transformModule, - _a[ts.ModuleKind.CommonJS] = ts.transformModule, - _a[ts.ModuleKind.UMD] = ts.transformModule, - _a[ts.ModuleKind.None] = ts.transformModule, - _a)); + function getModuleTransformer(moduleKind) { + switch (moduleKind) { + case ts.ModuleKind.ES2015: + return ts.transformES2015Module; + case ts.ModuleKind.System: + return ts.transformSystemModule; + default: + return ts.transformModule; + } + } + var TransformationState; + (function (TransformationState) { + TransformationState[TransformationState["Uninitialized"] = 0] = "Uninitialized"; + TransformationState[TransformationState["Initialized"] = 1] = "Initialized"; + TransformationState[TransformationState["Completed"] = 2] = "Completed"; + TransformationState[TransformationState["Disposed"] = 3] = "Disposed"; + })(TransformationState || (TransformationState = {})); var SyntaxKindFeatureFlags; (function (SyntaxKindFeatureFlags) { SyntaxKindFeatureFlags[SyntaxKindFeatureFlags["Substitution"] = 1] = "Substitution"; SyntaxKindFeatureFlags[SyntaxKindFeatureFlags["EmitNotifications"] = 2] = "EmitNotifications"; })(SyntaxKindFeatureFlags || (SyntaxKindFeatureFlags = {})); - function getTransformers(compilerOptions) { + function getTransformers(compilerOptions, customTransformers) { var jsx = compilerOptions.jsx; var languageVersion = ts.getEmitScriptTarget(compilerOptions); var moduleKind = ts.getEmitModuleKind(compilerOptions); var transformers = []; + ts.addRange(transformers, customTransformers && customTransformers.before); transformers.push(ts.transformTypeScript); if (jsx === 2 /* React */) { transformers.push(ts.transformJsx); @@ -56853,12 +61171,13 @@ var ts; transformers.push(ts.transformES2015); transformers.push(ts.transformGenerators); } - transformers.push(moduleTransformerMap[moduleKind] || moduleTransformerMap[ts.ModuleKind.None]); + transformers.push(getModuleTransformer(moduleKind)); // The ES5 transformer is last so that it can substitute expressions like `exports.default` // for ES3. if (languageVersion < 1 /* ES5 */) { transformers.push(ts.transformES5); } + ts.addRange(transformers, customTransformers && customTransformers.after); return transformers; } ts.getTransformers = getTransformers; @@ -56866,13 +61185,14 @@ var ts; * Transforms an array of SourceFiles by passing them through each transformer. * * @param resolver The emit resolver provided by the checker. - * @param host The emit host. - * @param sourceFiles An array of source files - * @param transforms An array of Transformers. + * @param host The emit host object used to interact with the file system. + * @param options Compiler options to surface in the `TransformationContext`. + * @param nodes An array of nodes to transform. + * @param transforms An array of `TransformerFactory` callbacks. + * @param allowDtsFiles A value indicating whether to allow the transformation of .d.ts files. */ - function transformFiles(resolver, host, sourceFiles, transformers) { + function transformNodes(resolver, host, options, nodes, transformers, allowDtsFiles) { var enabledSyntaxKindFeatures = new Array(298 /* Count */); - var lexicalEnvironmentDisabled = false; var lexicalEnvironmentVariableDeclarations; var lexicalEnvironmentFunctionDeclarations; var lexicalEnvironmentVariableDeclarationsStack = []; @@ -56880,10 +61200,13 @@ var ts; var lexicalEnvironmentStackOffset = 0; var lexicalEnvironmentSuspended = false; var emitHelpers; + var onSubstituteNode = function (_, node) { return node; }; + var onEmitNode = function (hint, node, callback) { return callback(hint, node); }; + var state = 0 /* Uninitialized */; // The transformation context is provided to each transformer as part of transformer // initialization. var context = { - getCompilerOptions: function () { return host.getCompilerOptions(); }, + getCompilerOptions: function () { return options; }, getEmitResolver: function () { return resolver; }, getEmitHost: function () { return host; }, startLexicalEnvironment: startLexicalEnvironment, @@ -56894,39 +61217,53 @@ var ts; hoistFunctionDeclaration: hoistFunctionDeclaration, requestEmitHelper: requestEmitHelper, readEmitHelpers: readEmitHelpers, - onSubstituteNode: function (_emitContext, node) { return node; }, enableSubstitution: enableSubstitution, - isSubstitutionEnabled: isSubstitutionEnabled, - onEmitNode: function (node, emitContext, emitCallback) { return emitCallback(node, emitContext); }, enableEmitNotification: enableEmitNotification, - isEmitNotificationEnabled: isEmitNotificationEnabled + isSubstitutionEnabled: isSubstitutionEnabled, + isEmitNotificationEnabled: isEmitNotificationEnabled, + get onSubstituteNode() { return onSubstituteNode; }, + set onSubstituteNode(value) { + ts.Debug.assert(state < 1 /* Initialized */, "Cannot modify transformation hooks after initialization has completed."); + ts.Debug.assert(value !== undefined, "Value must not be 'undefined'"); + onSubstituteNode = value; + }, + get onEmitNode() { return onEmitNode; }, + set onEmitNode(value) { + ts.Debug.assert(state < 1 /* Initialized */, "Cannot modify transformation hooks after initialization has completed."); + ts.Debug.assert(value !== undefined, "Value must not be 'undefined'"); + onEmitNode = value; + } }; + // Ensure the parse tree is clean before applying transformations + for (var _i = 0, nodes_4 = nodes; _i < nodes_4.length; _i++) { + var node = nodes_4[_i]; + ts.disposeEmitNodes(ts.getSourceFileOfNode(ts.getParseTreeNode(node))); + } + ts.performance.mark("beforeTransform"); // Chain together and initialize each transformer. var transformation = ts.chain.apply(void 0, transformers)(context); - // Transform each source file. - var transformed = ts.map(sourceFiles, transformSourceFile); - // Disable modification of the lexical environment. - lexicalEnvironmentDisabled = true; + // prevent modification of transformation hooks. + state = 1 /* Initialized */; + // Transform each node. + var transformed = ts.map(nodes, allowDtsFiles ? transformation : transformRoot); + // prevent modification of the lexical environment. + state = 2 /* Completed */; + ts.performance.mark("afterTransform"); + ts.performance.measure("transformTime", "beforeTransform", "afterTransform"); return { transformed: transformed, - emitNodeWithSubstitution: emitNodeWithSubstitution, - emitNodeWithNotification: emitNodeWithNotification + substituteNode: substituteNode, + emitNodeWithNotification: emitNodeWithNotification, + dispose: dispose }; - /** - * Transforms a source file. - * - * @param sourceFile The source file to transform. - */ - function transformSourceFile(sourceFile) { - if (ts.isDeclarationFile(sourceFile)) { - return sourceFile; - } - return transformation(sourceFile); + function transformRoot(node) { + return node && (!ts.isSourceFile(node) || !ts.isDeclarationFile(node)) ? transformation(node) : node; } /** * Enables expression substitutions in the pretty printer for the provided SyntaxKind. */ function enableSubstitution(kind) { + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the transformation context after transformation has completed."); enabledSyntaxKindFeatures[kind] |= 1 /* Substitution */; } /** @@ -56939,26 +61276,19 @@ var ts; /** * Emits a node with possible substitution. * - * @param emitContext The current emit context. + * @param hint A hint as to the intended usage of the node. * @param node The node to emit. * @param emitCallback The callback used to emit the node or its substitute. */ - function emitNodeWithSubstitution(emitContext, node, emitCallback) { - if (node) { - if (isSubstitutionEnabled(node)) { - var substitute = context.onSubstituteNode(emitContext, node); - if (substitute && substitute !== node) { - emitCallback(emitContext, substitute); - return; - } - } - emitCallback(emitContext, node); - } + function substituteNode(hint, node) { + ts.Debug.assert(state < 3 /* Disposed */, "Cannot substitute a node after the result is disposed."); + return node && isSubstitutionEnabled(node) && onSubstituteNode(hint, node) || node; } /** * Enables before/after emit notifications in the pretty printer for the provided SyntaxKind. */ function enableEmitNotification(kind) { + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the transformation context after transformation has completed."); enabledSyntaxKindFeatures[kind] |= 2 /* EmitNotifications */; } /** @@ -56972,17 +61302,18 @@ var ts; /** * Emits a node with possible emit notification. * - * @param emitContext The current emit context. + * @param hint A hint as to the intended usage of the node. * @param node The node to emit. * @param emitCallback The callback used to emit the node. */ - function emitNodeWithNotification(emitContext, node, emitCallback) { + function emitNodeWithNotification(hint, node, emitCallback) { + ts.Debug.assert(state < 3 /* Disposed */, "Cannot invoke TransformationResult callbacks after the result is disposed."); if (node) { if (isEmitNotificationEnabled(node)) { - context.onEmitNode(emitContext, node, emitCallback); + onEmitNode(hint, node, emitCallback); } else { - emitCallback(emitContext, node); + emitCallback(hint, node); } } } @@ -56990,7 +61321,8 @@ var ts; * Records a hoisted variable declaration for the provided name within a lexical environment. */ function hoistVariableDeclaration(name) { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot modify the lexical environment during the print phase."); + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the lexical environment during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the lexical environment after transformation has completed."); var decl = ts.createVariableDeclaration(name); if (!lexicalEnvironmentVariableDeclarations) { lexicalEnvironmentVariableDeclarations = [decl]; @@ -57003,7 +61335,8 @@ var ts; * Records a hoisted function declaration within a lexical environment. */ function hoistFunctionDeclaration(func) { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot modify the lexical environment during the print phase."); + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the lexical environment during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the lexical environment after transformation has completed."); if (!lexicalEnvironmentFunctionDeclarations) { lexicalEnvironmentFunctionDeclarations = [func]; } @@ -57016,7 +61349,8 @@ var ts; * are pushed onto a stack, and the related storage variables are reset. */ function startLexicalEnvironment() { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot start a lexical environment during the print phase."); + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the lexical environment during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the lexical environment after transformation has completed."); ts.Debug.assert(!lexicalEnvironmentSuspended, "Lexical environment is suspended."); // Save the current lexical environment. Rather than resizing the array we adjust the // stack size variable. This allows us to reuse existing array slots we've @@ -57030,13 +61364,15 @@ var ts; } /** Suspends the current lexical environment, usually after visiting a parameter list. */ function suspendLexicalEnvironment() { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot suspend a lexical environment during the print phase."); + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the lexical environment during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the lexical environment after transformation has completed."); ts.Debug.assert(!lexicalEnvironmentSuspended, "Lexical environment is already suspended."); lexicalEnvironmentSuspended = true; } /** Resumes a suspended lexical environment, usually before visiting a function body. */ function resumeLexicalEnvironment() { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot resume a lexical environment during the print phase."); + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the lexical environment during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the lexical environment after transformation has completed."); ts.Debug.assert(lexicalEnvironmentSuspended, "Lexical environment is not suspended."); lexicalEnvironmentSuspended = false; } @@ -57045,7 +61381,8 @@ var ts; * any hoisted declarations added in this environment are returned. */ function endLexicalEnvironment() { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot end a lexical environment during the print phase."); + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the lexical environment during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the lexical environment after transformation has completed."); ts.Debug.assert(!lexicalEnvironmentSuspended, "Lexical environment is suspended."); var statements; if (lexicalEnvironmentVariableDeclarations || lexicalEnvironmentFunctionDeclarations) { @@ -57074,19 +61411,39 @@ var ts; return statements; } function requestEmitHelper(helper) { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot modify the lexical environment during the print phase."); + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the transformation context during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the transformation context after transformation has completed."); ts.Debug.assert(!helper.scoped, "Cannot request a scoped emit helper."); emitHelpers = ts.append(emitHelpers, helper); } function readEmitHelpers() { - ts.Debug.assert(!lexicalEnvironmentDisabled, "Cannot modify the lexical environment during the print phase."); + ts.Debug.assert(state > 0 /* Uninitialized */, "Cannot modify the transformation context during initialization."); + ts.Debug.assert(state < 2 /* Completed */, "Cannot modify the transformation context after transformation has completed."); var helpers = emitHelpers; emitHelpers = undefined; return helpers; } - } - ts.transformFiles = transformFiles; - var _a; + function dispose() { + if (state < 3 /* Disposed */) { + // Clean up emit nodes on parse tree + for (var _i = 0, nodes_5 = nodes; _i < nodes_5.length; _i++) { + var node = nodes_5[_i]; + ts.disposeEmitNodes(ts.getSourceFileOfNode(ts.getParseTreeNode(node))); + } + // Release references to external entries for GC purposes. + lexicalEnvironmentVariableDeclarations = undefined; + lexicalEnvironmentVariableDeclarationsStack = undefined; + lexicalEnvironmentFunctionDeclarations = undefined; + lexicalEnvironmentFunctionDeclarationsStack = undefined; + onSubstituteNode = undefined; + onEmitNode = undefined; + emitHelpers = undefined; + // Prevent further use of the transformation result. + state = 3 /* Disposed */; + } + } + } + ts.transformNodes = transformNodes; })(ts || (ts = {})); /// <reference path="checker.ts"/> /* @internal */ @@ -57131,10 +61488,9 @@ var ts; * * @param filePath The path to the generated output file. * @param sourceMapFilePath The path to the output source map file. - * @param sourceFiles The input source files for the program. - * @param isBundledEmit A value indicating whether the generated output file is a bundle. + * @param sourceFileOrBundle The input source file or bundle for the program. */ - function initialize(filePath, sourceMapFilePath, sourceFiles, isBundledEmit) { + function initialize(filePath, sourceMapFilePath, sourceFileOrBundle) { if (disabled) { return; } @@ -57170,11 +61526,10 @@ var ts; } if (compilerOptions.mapRoot) { sourceMapDir = ts.normalizeSlashes(compilerOptions.mapRoot); - if (!isBundledEmit) { - ts.Debug.assert(sourceFiles.length === 1); + if (sourceFileOrBundle.kind === 264 /* SourceFile */) { // For modules or multiple emit files the mapRoot will have directory structure like the sources // So if src\a.ts and src\lib\b.ts are compiled together user would be moving the maps into mapRoot\a.js.map and mapRoot\lib\b.js.map - sourceMapDir = ts.getDirectoryPath(ts.getSourceFilePathInNewDir(sourceFiles[0], host, sourceMapDir)); + sourceMapDir = ts.getDirectoryPath(ts.getSourceFilePathInNewDir(sourceFileOrBundle, host, sourceMapDir)); } if (!ts.isRootedDiskPath(sourceMapDir) && !ts.isUrl(sourceMapDir)) { // The relative paths are relative to the common directory @@ -57297,31 +61652,32 @@ var ts; /** * Emits a node with possible leading and trailing source maps. * + * @param hint A hint as to the intended usage of the node. * @param node The node to emit. * @param emitCallback The callback used to emit the node. */ - function emitNodeWithSourceMap(emitContext, node, emitCallback) { + function emitNodeWithSourceMap(hint, node, emitCallback) { if (disabled) { - return emitCallback(emitContext, node); + return emitCallback(hint, node); } if (node) { var emitNode = node.emitNode; var emitFlags = emitNode && emitNode.flags; var _a = emitNode && emitNode.sourceMapRange || node, pos = _a.pos, end = _a.end; - if (node.kind !== 293 /* NotEmittedStatement */ + if (node.kind !== 294 /* NotEmittedStatement */ && (emitFlags & 16 /* NoLeadingSourceMap */) === 0 && pos >= 0) { emitPos(ts.skipTrivia(currentSourceText, pos)); } if (emitFlags & 64 /* NoNestedSourceMaps */) { disabled = true; - emitCallback(emitContext, node); + emitCallback(hint, node); disabled = false; } else { - emitCallback(emitContext, node); + emitCallback(hint, node); } - if (node.kind !== 293 /* NotEmittedStatement */ + if (node.kind !== 294 /* NotEmittedStatement */ && (emitFlags & 32 /* NoTrailingSourceMap */) === 0 && end >= 0) { emitPos(end); @@ -57391,7 +61747,7 @@ var ts; return; } encodeLastRecordedSourceMapSpan(); - return ts.stringify({ + return JSON.stringify({ version: 3, file: sourceMapData.sourceMapFile, sourceRoot: sourceMapData.sourceMapSourceRoot, @@ -57456,11 +61812,10 @@ var ts; /* @internal */ var ts; (function (ts) { - function createCommentWriter(host, writer, sourceMap) { - var compilerOptions = host.getCompilerOptions(); - var extendedDiagnostics = compilerOptions.extendedDiagnostics; - var newLine = host.getNewLine(); - var emitPos = sourceMap.emitPos; + function createCommentWriter(printerOptions, emitPos) { + var extendedDiagnostics = printerOptions.extendedDiagnostics; + var newLine = ts.getNewLineCharacter(printerOptions); + var writer; var containerPos = -1; var containerEnd = -1; var declarationListContainerEnd = -1; @@ -57469,38 +61824,35 @@ var ts; var currentLineMap; var detachedCommentsInfo; var hasWrittenComment = false; - var disabled = compilerOptions.removeComments; + var disabled = printerOptions.removeComments; return { reset: reset, + setWriter: setWriter, setSourceFile: setSourceFile, emitNodeWithComments: emitNodeWithComments, emitBodyWithDetachedComments: emitBodyWithDetachedComments, emitTrailingCommentsOfPosition: emitTrailingCommentsOfPosition, + emitLeadingCommentsOfPosition: emitLeadingCommentsOfPosition, }; - function emitNodeWithComments(emitContext, node, emitCallback) { + function emitNodeWithComments(hint, node, emitCallback) { if (disabled) { - emitCallback(emitContext, node); + emitCallback(hint, node); return; } if (node) { - var _a = ts.getCommentRange(node), pos = _a.pos, end = _a.end; - var emitFlags = ts.getEmitFlags(node); + hasWrittenComment = false; + var emitNode = node.emitNode; + var emitFlags = emitNode && emitNode.flags; + var _a = emitNode && emitNode.commentRange || node, pos = _a.pos, end = _a.end; if ((pos < 0 && end < 0) || (pos === end)) { // Both pos and end are synthesized, so just emit the node without comments. - if (emitFlags & 2048 /* NoNestedComments */) { - disabled = true; - emitCallback(emitContext, node); - disabled = false; - } - else { - emitCallback(emitContext, node); - } + emitNodeWithSynthesizedComments(hint, node, emitNode, emitFlags, emitCallback); } else { if (extendedDiagnostics) { ts.performance.mark("preEmitNodeWithComment"); } - var isEmittedNode = node.kind !== 293 /* NotEmittedStatement */; + var isEmittedNode = node.kind !== 294 /* NotEmittedStatement */; var skipLeadingComments = pos < 0 || (emitFlags & 512 /* NoLeadingComments */) !== 0; var skipTrailingComments = end < 0 || (emitFlags & 1024 /* NoTrailingComments */) !== 0; // Emit leading comments if the position is not synthesized and the node @@ -57519,23 +61871,16 @@ var ts; containerEnd = end; // To avoid invalid comment emit in a down-level binding pattern, we // keep track of the last declaration list container's end - if (node.kind === 224 /* VariableDeclarationList */) { + if (node.kind === 226 /* VariableDeclarationList */) { declarationListContainerEnd = end; } } if (extendedDiagnostics) { ts.performance.measure("commentTime", "preEmitNodeWithComment"); } - if (emitFlags & 2048 /* NoNestedComments */) { - disabled = true; - emitCallback(emitContext, node); - disabled = false; - } - else { - emitCallback(emitContext, node); - } + emitNodeWithSynthesizedComments(hint, node, emitNode, emitFlags, emitCallback); if (extendedDiagnostics) { - ts.performance.mark("beginEmitNodeWithComment"); + ts.performance.mark("postEmitNodeWithComment"); } // Restore previous container state. containerPos = savedContainerPos; @@ -57547,11 +61892,75 @@ var ts; emitTrailingComments(end); } if (extendedDiagnostics) { - ts.performance.measure("commentTime", "beginEmitNodeWithComment"); + ts.performance.measure("commentTime", "postEmitNodeWithComment"); } } } } + function emitNodeWithSynthesizedComments(hint, node, emitNode, emitFlags, emitCallback) { + var leadingComments = emitNode && emitNode.leadingComments; + if (ts.some(leadingComments)) { + if (extendedDiagnostics) { + ts.performance.mark("preEmitNodeWithSynthesizedComments"); + } + ts.forEach(leadingComments, emitLeadingSynthesizedComment); + if (extendedDiagnostics) { + ts.performance.measure("commentTime", "preEmitNodeWithSynthesizedComments"); + } + } + emitNodeWithNestedComments(hint, node, emitFlags, emitCallback); + var trailingComments = emitNode && emitNode.trailingComments; + if (ts.some(trailingComments)) { + if (extendedDiagnostics) { + ts.performance.mark("postEmitNodeWithSynthesizedComments"); + } + ts.forEach(trailingComments, emitTrailingSynthesizedComment); + if (extendedDiagnostics) { + ts.performance.measure("commentTime", "postEmitNodeWithSynthesizedComments"); + } + } + } + function emitLeadingSynthesizedComment(comment) { + if (comment.kind === 2 /* SingleLineCommentTrivia */) { + writer.writeLine(); + } + writeSynthesizedComment(comment); + if (comment.hasTrailingNewLine || comment.kind === 2 /* SingleLineCommentTrivia */) { + writer.writeLine(); + } + else { + writer.write(" "); + } + } + function emitTrailingSynthesizedComment(comment) { + if (!writer.isAtStartOfLine()) { + writer.write(" "); + } + writeSynthesizedComment(comment); + if (comment.hasTrailingNewLine) { + writer.writeLine(); + } + } + function writeSynthesizedComment(comment) { + var text = formatSynthesizedComment(comment); + var lineMap = comment.kind === 3 /* MultiLineCommentTrivia */ ? ts.computeLineStarts(text) : undefined; + ts.writeCommentRange(text, lineMap, writer, 0, text.length, newLine); + } + function formatSynthesizedComment(comment) { + return comment.kind === 3 /* MultiLineCommentTrivia */ + ? "/*" + comment.text + "*/" + : "//" + comment.text; + } + function emitNodeWithNestedComments(hint, node, emitFlags, emitCallback) { + if (emitFlags & 2048 /* NoNestedComments */) { + disabled = true; + emitCallback(hint, node); + disabled = false; + } + else { + emitCallback(hint, node); + } + } function emitBodyWithDetachedComments(node, detachedRange, emitCallback) { if (extendedDiagnostics) { ts.performance.mark("preEmitBodyWithDetachedComments"); @@ -57579,6 +61988,9 @@ var ts; } if (!skipTrailingComments) { emitLeadingComments(detachedRange.end, /*isEmittedNode*/ true); + if (hasWrittenComment && !writer.isAtStartOfLine()) { + writer.writeLine(); + } } if (extendedDiagnostics) { ts.performance.measure("commentTime", "beginEmitBodyWithDetachedCommetns"); @@ -57612,9 +62024,11 @@ var ts; hasWrittenComment = true; } // Leading comments are emitted at /*leading comment1 */space/*leading comment*/space - emitPos(commentPos); + if (emitPos) + emitPos(commentPos); ts.writeCommentRange(currentText, currentLineMap, writer, commentPos, commentEnd, newLine); - emitPos(commentEnd); + if (emitPos) + emitPos(commentEnd); if (hasTrailingNewLine) { writer.writeLine(); } @@ -57622,6 +62036,12 @@ var ts; writer.write(" "); } } + function emitLeadingCommentsOfPosition(pos) { + if (disabled || pos === -1) { + return; + } + emitLeadingComments(pos, /*isEmittedNode*/ true); + } function emitTrailingComments(pos) { forEachTrailingCommentToEmit(pos, emitTrailingComment); } @@ -57630,9 +62050,11 @@ var ts; if (!writer.isAtStartOfLine()) { writer.write(" "); } - emitPos(commentPos); + if (emitPos) + emitPos(commentPos); ts.writeCommentRange(currentText, currentLineMap, writer, commentPos, commentEnd, newLine); - emitPos(commentEnd); + if (emitPos) + emitPos(commentEnd); if (hasTrailingNewLine) { writer.writeLine(); } @@ -57651,9 +62073,11 @@ var ts; } function emitTrailingCommentOfPosition(commentPos, commentEnd, _kind, hasTrailingNewLine) { // trailing comments of a position are emitted at /*trailing comment1 */space/*trailing comment*/space - emitPos(commentPos); + if (emitPos) + emitPos(commentPos); ts.writeCommentRange(currentText, currentLineMap, writer, commentPos, commentEnd, newLine); - emitPos(commentEnd); + if (emitPos) + emitPos(commentEnd); if (hasTrailingNewLine) { writer.writeLine(); } @@ -57684,6 +62108,9 @@ var ts; currentLineMap = undefined; detachedCommentsInfo = undefined; } + function setWriter(output) { + writer = output; + } function setSourceFile(sourceFile) { currentSourceFile = sourceFile; currentText = currentSourceFile.text; @@ -57716,15 +62143,17 @@ var ts; } } function writeComment(text, lineMap, writer, commentPos, commentEnd, newLine) { - emitPos(commentPos); + if (emitPos) + emitPos(commentPos); ts.writeCommentRange(text, lineMap, writer, commentPos, commentEnd, newLine); - emitPos(commentEnd); + if (emitPos) + emitPos(commentEnd); } /** * Determine if the given comment is a triple-slash * * @return true if the comment is a triple-slash comment else false - **/ + */ function isTripleSlashComment(commentPos, commentEnd) { // Verify this is /// comment, but do the regexp match only when we first can find /// in the comment text // so that we don't end up computing comment string and doing match for all // comments @@ -57747,15 +62176,17 @@ var ts; (function (ts) { function getDeclarationDiagnostics(host, resolver, targetSourceFile) { var declarationDiagnostics = ts.createDiagnosticCollection(); - ts.forEachExpectedEmitFile(host, getDeclarationDiagnosticsFromFile, targetSourceFile); + ts.forEachEmittedFile(host, getDeclarationDiagnosticsFromFile, targetSourceFile); return declarationDiagnostics.getDiagnostics(targetSourceFile ? targetSourceFile.fileName : undefined); - function getDeclarationDiagnosticsFromFile(_a, sources, isBundledEmit) { + function getDeclarationDiagnosticsFromFile(_a, sourceFileOrBundle) { var declarationFilePath = _a.declarationFilePath; - emitDeclarations(host, resolver, declarationDiagnostics, declarationFilePath, sources, isBundledEmit, /*emitOnlyDtsFiles*/ false); + emitDeclarations(host, resolver, declarationDiagnostics, declarationFilePath, sourceFileOrBundle, /*emitOnlyDtsFiles*/ false); } } ts.getDeclarationDiagnostics = getDeclarationDiagnostics; - function emitDeclarations(host, resolver, emitterDiagnostics, declarationFilePath, sourceFiles, isBundledEmit, emitOnlyDtsFiles) { + function emitDeclarations(host, resolver, emitterDiagnostics, declarationFilePath, sourceFileOrBundle, emitOnlyDtsFiles) { + var sourceFiles = sourceFileOrBundle.kind === 265 /* Bundle */ ? sourceFileOrBundle.sourceFiles : [sourceFileOrBundle]; + var isBundledEmit = sourceFileOrBundle.kind === 265 /* Bundle */; var newLine = host.getNewLine(); var compilerOptions = host.getCompilerOptions(); var write; @@ -57829,7 +62260,7 @@ var ts; var oldWriter = writer; ts.forEach(moduleElementDeclarationEmitInfo, function (aliasEmitInfo) { if (aliasEmitInfo.isVisible && !aliasEmitInfo.asynchronousOutput) { - ts.Debug.assert(aliasEmitInfo.node.kind === 235 /* ImportDeclaration */); + ts.Debug.assert(aliasEmitInfo.node.kind === 237 /* ImportDeclaration */); createAndSetNewTextWriterWithSymbolWriter(); ts.Debug.assert(aliasEmitInfo.indent === 0 || (aliasEmitInfo.indent === 1 && isBundledEmit)); for (var i = 0; i < aliasEmitInfo.indent; i++) { @@ -57855,9 +62286,9 @@ var ts; } }); if (usedTypeDirectiveReferences) { - for (var directive in usedTypeDirectiveReferences) { + ts.forEachKey(usedTypeDirectiveReferences, function (directive) { referencesOutput += "/// <reference types=\"" + directive + "\" />" + newLine; - } + }); } return { reportedDeclarationError: reportedDeclarationError, @@ -57882,12 +62313,14 @@ var ts; var writer = ts.createTextWriter(newLine); writer.trackSymbol = trackSymbol; writer.reportInaccessibleThisError = reportInaccessibleThisError; + writer.reportIllegalExtends = reportIllegalExtends; writer.writeKeyword = writer.write; writer.writeOperator = writer.write; writer.writePunctuation = writer.write; writer.writeSpace = writer.write; writer.writeStringLiteral = writer.writeLiteral; writer.writeParameter = writer.write; + writer.writeProperty = writer.write; writer.writeSymbol = writer.write; setWriter(writer); } @@ -57903,10 +62336,10 @@ var ts; var oldWriter = writer; ts.forEach(nodes, function (declaration) { var nodeToCheck; - if (declaration.kind === 223 /* VariableDeclaration */) { + if (declaration.kind === 225 /* VariableDeclaration */) { nodeToCheck = declaration.parent.parent; } - else if (declaration.kind === 238 /* NamedImports */ || declaration.kind === 239 /* ImportSpecifier */ || declaration.kind === 236 /* ImportClause */) { + else if (declaration.kind === 240 /* NamedImports */ || declaration.kind === 241 /* ImportSpecifier */ || declaration.kind === 238 /* ImportClause */) { ts.Debug.fail("We should be getting ImportDeclaration instead to write"); } else { @@ -57924,7 +62357,7 @@ var ts; // Writing of function bar would mark alias declaration foo as visible but we haven't yet visited that declaration so do nothing, // we would write alias foo declaration when we visit it since it would now be marked as visible if (moduleElementEmitInfo) { - if (moduleElementEmitInfo.node.kind === 235 /* ImportDeclaration */) { + if (moduleElementEmitInfo.node.kind === 237 /* ImportDeclaration */) { // we have to create asynchronous output only after we have collected complete information // because it is possible to enable multiple bindings as asynchronously visible moduleElementEmitInfo.isVisible = true; @@ -57934,12 +62367,12 @@ var ts; for (var declarationIndent = moduleElementEmitInfo.indent; declarationIndent; declarationIndent--) { increaseIndent(); } - if (nodeToCheck.kind === 230 /* ModuleDeclaration */) { + if (nodeToCheck.kind === 232 /* ModuleDeclaration */) { ts.Debug.assert(asynchronousSubModuleDeclarationEmitInfo === undefined); asynchronousSubModuleDeclarationEmitInfo = []; } writeModuleElement(nodeToCheck); - if (nodeToCheck.kind === 230 /* ModuleDeclaration */) { + if (nodeToCheck.kind === 232 /* ModuleDeclaration */) { moduleElementEmitInfo.subModuleElementDeclarationEmitInfo = asynchronousSubModuleDeclarationEmitInfo; asynchronousSubModuleDeclarationEmitInfo = undefined; } @@ -57958,8 +62391,8 @@ var ts; } for (var _i = 0, typeReferenceDirectives_1 = typeReferenceDirectives; _i < typeReferenceDirectives_1.length; _i++) { var directive = typeReferenceDirectives_1[_i]; - if (!(directive in usedTypeDirectiveReferences)) { - usedTypeDirectiveReferences[directive] = directive; + if (!usedTypeDirectiveReferences.has(directive)) { + usedTypeDirectiveReferences.set(directive, directive); } } } @@ -57988,6 +62421,12 @@ var ts; handleSymbolAccessibilityError(resolver.isSymbolAccessible(symbol, enclosingDeclaration, meaning, /*shouldComputeAliasesToMakeVisible*/ true)); recordTypeReferenceDirectivesIfNecessary(resolver.getTypeReferenceDirectivesForSymbol(symbol, meaning)); } + function reportIllegalExtends() { + if (errorNameNode) { + reportedDeclarationError = true; + emitterDiagnostics.add(ts.createDiagnosticForNode(errorNameNode, ts.Diagnostics.extends_clause_of_exported_class_0_refers_to_a_type_whose_name_cannot_be_referenced, ts.declarationNameToString(errorNameNode))); + } + } function reportInaccessibleThisError() { if (errorNameNode) { reportedDeclarationError = true; @@ -57997,13 +62436,19 @@ var ts; function writeTypeOfDeclaration(declaration, type, getSymbolAccessibilityDiagnostic) { writer.getSymbolAccessibilityDiagnostic = getSymbolAccessibilityDiagnostic; write(": "); - if (type) { + // use the checker's type, not the declared type, + // for non-optional initialized parameters that aren't a parameter property + var shouldUseResolverType = declaration.kind === 145 /* Parameter */ && + resolver.isRequiredInitializedParameter(declaration); + if (type && !shouldUseResolverType) { // Write the type emitType(type); } else { errorNameNode = declaration.name; - resolver.writeTypeOfDeclaration(declaration, enclosingDeclaration, 2 /* UseTypeOfFunction */ | 1024 /* UseTypeAliasValue */, writer); + var format = 2 /* UseTypeOfFunction */ | 1024 /* UseTypeAliasValue */ | + (shouldUseResolverType ? 4096 /* AddUndefined */ : 0); + resolver.writeTypeOfDeclaration(declaration, enclosingDeclaration, format, writer); errorNameNode = undefined; } } @@ -58021,15 +62466,15 @@ var ts; } } function emitLines(nodes) { - for (var _i = 0, nodes_4 = nodes; _i < nodes_4.length; _i++) { - var node = nodes_4[_i]; + for (var _i = 0, nodes_6 = nodes; _i < nodes_6.length; _i++) { + var node = nodes_6[_i]; emit(node); } } function emitSeparatedList(nodes, separator, eachNodeEmitFn, canEmitFn) { var currentWriterPos = writer.getTextPos(); - for (var _i = 0, nodes_5 = nodes; _i < nodes_5.length; _i++) { - var node = nodes_5[_i]; + for (var _i = 0, nodes_7 = nodes; _i < nodes_7.length; _i++) { + var node = nodes_7[_i]; if (!canEmitFn || canEmitFn(node)) { if (currentWriterPos !== writer.getTextPos()) { write(separator); @@ -58057,49 +62502,50 @@ var ts; function emitType(type) { switch (type.kind) { case 118 /* AnyKeyword */: - case 134 /* StringKeyword */: + case 135 /* StringKeyword */: case 132 /* NumberKeyword */: case 121 /* BooleanKeyword */: - case 135 /* SymbolKeyword */: + case 133 /* ObjectKeyword */: + case 136 /* SymbolKeyword */: case 104 /* VoidKeyword */: - case 137 /* UndefinedKeyword */: + case 138 /* UndefinedKeyword */: case 94 /* NullKeyword */: case 129 /* NeverKeyword */: - case 167 /* ThisType */: - case 171 /* LiteralType */: + case 168 /* ThisType */: + case 172 /* LiteralType */: return writeTextOfNode(currentText, type); - case 199 /* ExpressionWithTypeArguments */: + case 200 /* ExpressionWithTypeArguments */: return emitExpressionWithTypeArguments(type); - case 157 /* TypeReference */: + case 158 /* TypeReference */: return emitTypeReference(type); - case 160 /* TypeQuery */: + case 161 /* TypeQuery */: return emitTypeQuery(type); - case 162 /* ArrayType */: + case 163 /* ArrayType */: return emitArrayType(type); - case 163 /* TupleType */: + case 164 /* TupleType */: return emitTupleType(type); - case 164 /* UnionType */: + case 165 /* UnionType */: return emitUnionType(type); - case 165 /* IntersectionType */: + case 166 /* IntersectionType */: return emitIntersectionType(type); - case 166 /* ParenthesizedType */: + case 167 /* ParenthesizedType */: return emitParenType(type); - case 168 /* TypeOperator */: + case 169 /* TypeOperator */: return emitTypeOperator(type); - case 169 /* IndexedAccessType */: + case 170 /* IndexedAccessType */: return emitIndexedAccessType(type); - case 170 /* MappedType */: + case 171 /* MappedType */: return emitMappedType(type); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: + case 159 /* FunctionType */: + case 160 /* ConstructorType */: return emitSignatureDeclarationWithJsDocComments(type); - case 161 /* TypeLiteral */: + case 162 /* TypeLiteral */: return emitTypeLiteral(type); case 70 /* Identifier */: return emitEntityName(type); - case 141 /* QualifiedName */: + case 142 /* QualifiedName */: return emitEntityName(type); - case 156 /* TypePredicate */: + case 157 /* TypePredicate */: return emitTypePredicate(type); } function writeEntityName(entityName) { @@ -58107,8 +62553,8 @@ var ts; writeTextOfNode(currentText, entityName); } else { - var left = entityName.kind === 141 /* QualifiedName */ ? entityName.left : entityName.expression; - var right = entityName.kind === 141 /* QualifiedName */ ? entityName.right : entityName.name; + var left = entityName.kind === 142 /* QualifiedName */ ? entityName.left : entityName.expression; + var right = entityName.kind === 142 /* QualifiedName */ ? entityName.right : entityName.name; writeEntityName(left); write("."); writeTextOfNode(currentText, right); @@ -58117,14 +62563,14 @@ var ts; function emitEntityName(entityName) { var visibilityResult = resolver.isEntityNameVisible(entityName, // Aliases can be written asynchronously so use correct enclosing declaration - entityName.parent.kind === 234 /* ImportEqualsDeclaration */ ? entityName.parent : enclosingDeclaration); + entityName.parent.kind === 236 /* ImportEqualsDeclaration */ ? entityName.parent : enclosingDeclaration); handleSymbolAccessibilityError(visibilityResult); recordTypeReferenceDirectivesIfNecessary(resolver.getTypeReferenceDirectivesForEntityName(entityName)); writeEntityName(entityName); } function emitExpressionWithTypeArguments(node) { if (ts.isEntityNameExpression(node.expression)) { - ts.Debug.assert(node.expression.kind === 70 /* Identifier */ || node.expression.kind === 177 /* PropertyAccessExpression */); + ts.Debug.assert(node.expression.kind === 70 /* Identifier */ || node.expression.kind === 178 /* PropertyAccessExpression */); emitEntityName(node.expression); if (node.typeArguments) { write("<"); @@ -58224,7 +62670,7 @@ var ts; currentIdentifiers = node.identifiers; isCurrentFileExternalModule = ts.isExternalModule(node); enclosingDeclaration = node; - ts.emitDetachedComments(currentText, currentLineMap, writer, ts.writeCommentRange, node, newLine, true /* remove comments */); + ts.emitDetachedComments(currentText, currentLineMap, writer, ts.writeCommentRange, node, newLine, /*removeComents*/ true); emitLines(node.statements); } // Return a temp variable name to be used in `export default` statements. @@ -58233,15 +62679,15 @@ var ts; // do not need to keep track of created temp names. function getExportDefaultTempVariableName() { var baseName = "_default"; - if (!(baseName in currentIdentifiers)) { + if (!currentIdentifiers.has(baseName)) { return baseName; } var count = 0; while (true) { count++; - var name_38 = baseName + "_" + count; - if (!(name_38 in currentIdentifiers)) { - return name_38; + var name = baseName + "_" + count; + if (!currentIdentifiers.has(name)) { + return name; } } } @@ -58288,10 +62734,10 @@ var ts; if (isModuleElementVisible) { writeModuleElement(node); } - else if (node.kind === 234 /* ImportEqualsDeclaration */ || - (node.parent.kind === 261 /* SourceFile */ && isCurrentFileExternalModule)) { + else if (node.kind === 236 /* ImportEqualsDeclaration */ || + (node.parent.kind === 264 /* SourceFile */ && isCurrentFileExternalModule)) { var isVisible = void 0; - if (asynchronousSubModuleDeclarationEmitInfo && node.parent.kind !== 261 /* SourceFile */) { + if (asynchronousSubModuleDeclarationEmitInfo && node.parent.kind !== 264 /* SourceFile */) { // Import declaration of another module that is visited async so lets put it in right spot asynchronousSubModuleDeclarationEmitInfo.push({ node: node, @@ -58301,7 +62747,7 @@ var ts; }); } else { - if (node.kind === 235 /* ImportDeclaration */) { + if (node.kind === 237 /* ImportDeclaration */) { var importDeclaration = node; if (importDeclaration.importClause) { isVisible = (importDeclaration.importClause.name && resolver.isDeclarationVisible(importDeclaration.importClause)) || @@ -58319,23 +62765,23 @@ var ts; } function writeModuleElement(node) { switch (node.kind) { - case 225 /* FunctionDeclaration */: + case 227 /* FunctionDeclaration */: return writeFunctionDeclaration(node); - case 205 /* VariableStatement */: + case 207 /* VariableStatement */: return writeVariableStatement(node); - case 227 /* InterfaceDeclaration */: + case 229 /* InterfaceDeclaration */: return writeInterfaceDeclaration(node); - case 226 /* ClassDeclaration */: + case 228 /* ClassDeclaration */: return writeClassDeclaration(node); - case 228 /* TypeAliasDeclaration */: + case 230 /* TypeAliasDeclaration */: return writeTypeAliasDeclaration(node); - case 229 /* EnumDeclaration */: + case 231 /* EnumDeclaration */: return writeEnumDeclaration(node); - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: return writeModuleDeclaration(node); - case 234 /* ImportEqualsDeclaration */: + case 236 /* ImportEqualsDeclaration */: return writeImportEqualsDeclaration(node); - case 235 /* ImportDeclaration */: + case 237 /* ImportDeclaration */: return writeImportDeclaration(node); default: ts.Debug.fail("Unknown symbol kind"); @@ -58343,7 +62789,7 @@ var ts; } function emitModuleElementDeclarationFlags(node) { // If the node is parented in the current source file we need to emit export declare or just export - if (node.parent.kind === 261 /* SourceFile */) { + if (node.parent.kind === 264 /* SourceFile */) { var modifiers = ts.getModifierFlags(node); // If the node is exported if (modifiers & 1 /* Export */) { @@ -58352,7 +62798,7 @@ var ts; if (modifiers & 512 /* Default */) { write("default "); } - else if (node.kind !== 227 /* InterfaceDeclaration */ && !noDeclare) { + else if (node.kind !== 229 /* InterfaceDeclaration */ && !noDeclare) { write("declare "); } } @@ -58404,7 +62850,7 @@ var ts; } function isVisibleNamedBinding(namedBindings) { if (namedBindings) { - if (namedBindings.kind === 237 /* NamespaceImport */) { + if (namedBindings.kind === 239 /* NamespaceImport */) { return resolver.isDeclarationVisible(namedBindings); } else { @@ -58428,7 +62874,7 @@ var ts; // If the default binding was emitted, write the separated write(", "); } - if (node.importClause.namedBindings.kind === 237 /* NamespaceImport */) { + if (node.importClause.namedBindings.kind === 239 /* NamespaceImport */) { write("* as "); writeTextOfNode(currentText, node.importClause.namedBindings.name); } @@ -58449,13 +62895,13 @@ var ts; // the only case when it is not true is when we call it to emit correct name for module augmentation - d.ts files with just module augmentations are not considered // external modules since they are indistinguishable from script files with ambient modules. To fix this in such d.ts files we'll emit top level 'export {}' // so compiler will treat them as external modules. - resultHasExternalModuleIndicator = resultHasExternalModuleIndicator || parent.kind !== 230 /* ModuleDeclaration */; + resultHasExternalModuleIndicator = resultHasExternalModuleIndicator || parent.kind !== 232 /* ModuleDeclaration */; var moduleSpecifier; - if (parent.kind === 234 /* ImportEqualsDeclaration */) { + if (parent.kind === 236 /* ImportEqualsDeclaration */) { var node = parent; moduleSpecifier = ts.getExternalModuleImportEqualsDeclarationExpression(node); } - else if (parent.kind === 230 /* ModuleDeclaration */) { + else if (parent.kind === 232 /* ModuleDeclaration */) { moduleSpecifier = parent.name; } else { @@ -58525,7 +62971,7 @@ var ts; writeTextOfNode(currentText, node.name); } } - while (node.body && node.body.kind !== 231 /* ModuleBlock */) { + while (node.body && node.body.kind !== 233 /* ModuleBlock */) { node = node.body; write("."); writeTextOfNode(currentText, node.name); @@ -58595,7 +63041,7 @@ var ts; writeLine(); } function isPrivateMethodTypeParameter(node) { - return node.parent.kind === 149 /* MethodDeclaration */ && ts.hasModifier(node.parent, 8 /* Private */); + return node.parent.kind === 150 /* MethodDeclaration */ && ts.hasModifier(node.parent, 8 /* Private */); } function emitTypeParameters(typeParameters) { function emitTypeParameter(node) { @@ -58606,53 +63052,70 @@ var ts; // If there is constraint present and this is not a type parameter of the private method emit the constraint if (node.constraint && !isPrivateMethodTypeParameter(node)) { write(" extends "); - if (node.parent.kind === 158 /* FunctionType */ || - node.parent.kind === 159 /* ConstructorType */ || - (node.parent.parent && node.parent.parent.kind === 161 /* TypeLiteral */)) { - ts.Debug.assert(node.parent.kind === 149 /* MethodDeclaration */ || - node.parent.kind === 148 /* MethodSignature */ || - node.parent.kind === 158 /* FunctionType */ || - node.parent.kind === 159 /* ConstructorType */ || - node.parent.kind === 153 /* CallSignature */ || - node.parent.kind === 154 /* ConstructSignature */); + if (node.parent.kind === 159 /* FunctionType */ || + node.parent.kind === 160 /* ConstructorType */ || + (node.parent.parent && node.parent.parent.kind === 162 /* TypeLiteral */)) { + ts.Debug.assert(node.parent.kind === 150 /* MethodDeclaration */ || + node.parent.kind === 149 /* MethodSignature */ || + node.parent.kind === 159 /* FunctionType */ || + node.parent.kind === 160 /* ConstructorType */ || + node.parent.kind === 154 /* CallSignature */ || + node.parent.kind === 155 /* ConstructSignature */); emitType(node.constraint); } else { emitTypeWithNewGetSymbolAccessibilityDiagnostic(node.constraint, getTypeParameterConstraintVisibilityError); } } + if (node.default && !isPrivateMethodTypeParameter(node)) { + write(" = "); + if (node.parent.kind === 159 /* FunctionType */ || + node.parent.kind === 160 /* ConstructorType */ || + (node.parent.parent && node.parent.parent.kind === 162 /* TypeLiteral */)) { + ts.Debug.assert(node.parent.kind === 150 /* MethodDeclaration */ || + node.parent.kind === 149 /* MethodSignature */ || + node.parent.kind === 159 /* FunctionType */ || + node.parent.kind === 160 /* ConstructorType */ || + node.parent.kind === 154 /* CallSignature */ || + node.parent.kind === 155 /* ConstructSignature */); + emitType(node.default); + } + else { + emitTypeWithNewGetSymbolAccessibilityDiagnostic(node.default, getTypeParameterConstraintVisibilityError); + } + } function getTypeParameterConstraintVisibilityError() { // Type parameter constraints are named by user so we should always be able to name it var diagnosticMessage; switch (node.parent.kind) { - case 226 /* ClassDeclaration */: + case 228 /* ClassDeclaration */: diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_class_has_or_is_using_private_name_1; break; - case 227 /* InterfaceDeclaration */: + case 229 /* InterfaceDeclaration */: diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_interface_has_or_is_using_private_name_1; break; - case 154 /* ConstructSignature */: + case 155 /* ConstructSignature */: diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1; break; - case 153 /* CallSignature */: + case 154 /* CallSignature */: diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1; break; - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: if (ts.hasModifier(node.parent, 32 /* Static */)) { diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1; } - else if (node.parent.parent.kind === 226 /* ClassDeclaration */) { + else if (node.parent.parent.kind === 228 /* ClassDeclaration */) { diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_public_method_from_exported_class_has_or_is_using_private_name_1; } else { diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1; } break; - case 225 /* FunctionDeclaration */: + case 227 /* FunctionDeclaration */: diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_function_has_or_is_using_private_name_1; break; - case 228 /* TypeAliasDeclaration */: + case 230 /* TypeAliasDeclaration */: diagnosticMessage = ts.Diagnostics.Type_parameter_0_of_exported_type_alias_has_or_is_using_private_name_1; break; default: @@ -58671,7 +63134,7 @@ var ts; write(">"); } } - function emitHeritageClause(typeReferences, isImplementsList) { + function emitHeritageClause(className, typeReferences, isImplementsList) { if (typeReferences) { write(isImplementsList ? " implements " : " extends "); emitCommaList(typeReferences, emitTypeOfTypeReference); @@ -58685,20 +63148,22 @@ var ts; } else { writer.getSymbolAccessibilityDiagnostic = getHeritageClauseVisibilityError; + errorNameNode = className; resolver.writeBaseConstructorTypeOfClass(enclosingDeclaration, enclosingDeclaration, 2 /* UseTypeOfFunction */ | 1024 /* UseTypeAliasValue */, writer); + errorNameNode = undefined; } function getHeritageClauseVisibilityError() { var diagnosticMessage; // Heritage clause is written by user so it can always be named - if (node.parent.parent.kind === 226 /* ClassDeclaration */) { + if (node.parent.parent.kind === 228 /* ClassDeclaration */) { // Class or Interface implemented/extended is inaccessible diagnosticMessage = isImplementsList ? ts.Diagnostics.Implements_clause_of_exported_class_0_has_or_is_using_private_name_1 : - ts.Diagnostics.Extends_clause_of_exported_class_0_has_or_is_using_private_name_1; + ts.Diagnostics.extends_clause_of_exported_class_0_has_or_is_using_private_name_1; } else { // interface is inaccessible - diagnosticMessage = ts.Diagnostics.Extends_clause_of_exported_interface_0_has_or_is_using_private_name_1; + diagnosticMessage = ts.Diagnostics.extends_clause_of_exported_interface_0_has_or_is_using_private_name_1; } return { diagnosticMessage: diagnosticMessage, @@ -58730,9 +63195,10 @@ var ts; emitTypeParameters(node.typeParameters); var baseTypeNode = ts.getClassExtendsHeritageClauseElement(node); if (baseTypeNode) { - emitHeritageClause([baseTypeNode], /*isImplementsList*/ false); + node.name; + emitHeritageClause(node.name, [baseTypeNode], /*isImplementsList*/ false); } - emitHeritageClause(ts.getClassImplementsHeritageClauseElements(node), /*isImplementsList*/ true); + emitHeritageClause(node.name, ts.getClassImplementsHeritageClauseElements(node), /*isImplementsList*/ true); write(" {"); writeLine(); increaseIndent(); @@ -58753,7 +63219,7 @@ var ts; emitTypeParameters(node.typeParameters); var interfaceExtendsTypes = ts.filter(ts.getInterfaceBaseTypeNodes(node), function (base) { return ts.isEntityNameExpression(base.expression); }); if (interfaceExtendsTypes && interfaceExtendsTypes.length) { - emitHeritageClause(interfaceExtendsTypes, /*isImplementsList*/ false); + emitHeritageClause(node.name, interfaceExtendsTypes, /*isImplementsList*/ false); } write(" {"); writeLine(); @@ -58777,7 +63243,7 @@ var ts; function emitVariableDeclaration(node) { // If we are emitting property it isn't moduleElement and hence we already know it needs to be emitted // so there is no check needed to see if declaration is visible - if (node.kind !== 223 /* VariableDeclaration */ || resolver.isDeclarationVisible(node)) { + if (node.kind !== 225 /* VariableDeclaration */ || resolver.isDeclarationVisible(node)) { if (ts.isBindingPattern(node.name)) { emitBindingPattern(node.name); } @@ -58788,11 +63254,11 @@ var ts; writeTextOfNode(currentText, node.name); // If optional property emit ? but in the case of parameterProperty declaration with "?" indicating optional parameter for the constructor // we don't want to emit property declaration with "?" - if ((node.kind === 147 /* PropertyDeclaration */ || node.kind === 146 /* PropertySignature */ || - (node.kind === 144 /* Parameter */ && !ts.isParameterPropertyDeclaration(node))) && ts.hasQuestionToken(node)) { + if ((node.kind === 148 /* PropertyDeclaration */ || node.kind === 147 /* PropertySignature */ || + (node.kind === 145 /* Parameter */ && !ts.isParameterPropertyDeclaration(node))) && ts.hasQuestionToken(node)) { write("?"); } - if ((node.kind === 147 /* PropertyDeclaration */ || node.kind === 146 /* PropertySignature */) && node.parent.kind === 161 /* TypeLiteral */) { + if ((node.kind === 148 /* PropertyDeclaration */ || node.kind === 147 /* PropertySignature */) && node.parent.kind === 162 /* TypeLiteral */) { emitTypeOfVariableDeclarationFromTypeLiteral(node); } else if (resolver.isLiteralConstDeclaration(node)) { @@ -58805,14 +63271,14 @@ var ts; } } function getVariableDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult) { - if (node.kind === 223 /* VariableDeclaration */) { + if (node.kind === 225 /* VariableDeclaration */) { return symbolAccessibilityResult.errorModuleName ? symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? ts.Diagnostics.Exported_variable_0_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : ts.Diagnostics.Exported_variable_0_has_or_is_using_name_1_from_private_module_2 : ts.Diagnostics.Exported_variable_0_has_or_is_using_private_name_1; } - else if (node.kind === 147 /* PropertyDeclaration */ || node.kind === 146 /* PropertySignature */) { + else if (node.kind === 148 /* PropertyDeclaration */ || node.kind === 147 /* PropertySignature */) { // TODO(jfreeman): Deal with computed properties in error reporting. if (ts.hasModifier(node, 32 /* Static */)) { return symbolAccessibilityResult.errorModuleName ? @@ -58821,7 +63287,7 @@ var ts; ts.Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_name_1_from_private_module_2 : ts.Diagnostics.Public_static_property_0_of_exported_class_has_or_is_using_private_name_1; } - else if (node.parent.kind === 226 /* ClassDeclaration */) { + else if (node.parent.kind === 228 /* ClassDeclaration */) { return symbolAccessibilityResult.errorModuleName ? symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? ts.Diagnostics.Public_property_0_of_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : @@ -58853,7 +63319,7 @@ var ts; var elements = []; for (var _i = 0, _a = bindingPattern.elements; _i < _a.length; _i++) { var element = _a[_i]; - if (element.kind !== 198 /* OmittedExpression */) { + if (element.kind !== 199 /* OmittedExpression */) { elements.push(element); } } @@ -58923,7 +63389,7 @@ var ts; var type = getTypeAnnotationFromAccessor(node); if (!type) { // couldn't get type for the first accessor, try the another one - var anotherAccessor = node.kind === 151 /* GetAccessor */ ? accessors.setAccessor : accessors.getAccessor; + var anotherAccessor = node.kind === 152 /* GetAccessor */ ? accessors.setAccessor : accessors.getAccessor; type = getTypeAnnotationFromAccessor(anotherAccessor); if (type) { accessorWithTypeAnnotation = anotherAccessor; @@ -58936,7 +63402,7 @@ var ts; } function getTypeAnnotationFromAccessor(accessor) { if (accessor) { - return accessor.kind === 151 /* GetAccessor */ + return accessor.kind === 152 /* GetAccessor */ ? accessor.type // Getter - return type : accessor.parameters.length > 0 ? accessor.parameters[0].type // Setter parameter type @@ -58945,7 +63411,7 @@ var ts; } function getAccessorDeclarationTypeVisibilityError(symbolAccessibilityResult) { var diagnosticMessage; - if (accessorWithTypeAnnotation.kind === 152 /* SetAccessor */) { + if (accessorWithTypeAnnotation.kind === 153 /* SetAccessor */) { // Setters have to have type named and cannot infer it so, the type should always be named if (ts.hasModifier(accessorWithTypeAnnotation.parent, 32 /* Static */)) { diagnosticMessage = symbolAccessibilityResult.errorModuleName ? @@ -58995,17 +63461,17 @@ var ts; // so no need to verify if the declaration is visible if (!resolver.isImplementationOfOverload(node)) { emitJsDocComments(node); - if (node.kind === 225 /* FunctionDeclaration */) { + if (node.kind === 227 /* FunctionDeclaration */) { emitModuleElementDeclarationFlags(node); } - else if (node.kind === 149 /* MethodDeclaration */ || node.kind === 150 /* Constructor */) { + else if (node.kind === 150 /* MethodDeclaration */ || node.kind === 151 /* Constructor */) { emitClassMemberDeclarationFlags(ts.getModifierFlags(node)); } - if (node.kind === 225 /* FunctionDeclaration */) { + if (node.kind === 227 /* FunctionDeclaration */) { write("function "); writeTextOfNode(currentText, node.name); } - else if (node.kind === 150 /* Constructor */) { + else if (node.kind === 151 /* Constructor */) { write("constructor"); } else { @@ -59025,17 +63491,17 @@ var ts; var prevEnclosingDeclaration = enclosingDeclaration; enclosingDeclaration = node; var closeParenthesizedFunctionType = false; - if (node.kind === 155 /* IndexSignature */) { + if (node.kind === 156 /* IndexSignature */) { // Index signature can have readonly modifier emitClassMemberDeclarationFlags(ts.getModifierFlags(node)); write("["); } else { // Construct signature or constructor type write new Signature - if (node.kind === 154 /* ConstructSignature */ || node.kind === 159 /* ConstructorType */) { + if (node.kind === 155 /* ConstructSignature */ || node.kind === 160 /* ConstructorType */) { write("new "); } - else if (node.kind === 158 /* FunctionType */) { + else if (node.kind === 159 /* FunctionType */) { var currentOutput = writer.getText(); // Do not generate incorrect type when function type with type parameters is type argument // This could happen if user used space between two '<' making it error free @@ -59050,22 +63516,22 @@ var ts; } // Parameters emitCommaList(node.parameters, emitParameterDeclaration); - if (node.kind === 155 /* IndexSignature */) { + if (node.kind === 156 /* IndexSignature */) { write("]"); } else { write(")"); } // If this is not a constructor and is not private, emit the return type - var isFunctionTypeOrConstructorType = node.kind === 158 /* FunctionType */ || node.kind === 159 /* ConstructorType */; - if (isFunctionTypeOrConstructorType || node.parent.kind === 161 /* TypeLiteral */) { + var isFunctionTypeOrConstructorType = node.kind === 159 /* FunctionType */ || node.kind === 160 /* ConstructorType */; + if (isFunctionTypeOrConstructorType || node.parent.kind === 162 /* TypeLiteral */) { // Emit type literal signature return type only if specified if (node.type) { write(isFunctionTypeOrConstructorType ? " => " : ": "); emitType(node.type); } } - else if (node.kind !== 150 /* Constructor */ && !ts.hasModifier(node, 8 /* Private */)) { + else if (node.kind !== 151 /* Constructor */ && !ts.hasModifier(node, 8 /* Private */)) { writeReturnTypeAtSignature(node, getReturnTypeVisibilityError); } enclosingDeclaration = prevEnclosingDeclaration; @@ -59079,26 +63545,26 @@ var ts; function getReturnTypeVisibilityError(symbolAccessibilityResult) { var diagnosticMessage; switch (node.kind) { - case 154 /* ConstructSignature */: + case 155 /* ConstructSignature */: // Interfaces cannot have return types that cannot be named diagnosticMessage = symbolAccessibilityResult.errorModuleName ? ts.Diagnostics.Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1 : ts.Diagnostics.Return_type_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_0; break; - case 153 /* CallSignature */: + case 154 /* CallSignature */: // Interfaces cannot have return types that cannot be named diagnosticMessage = symbolAccessibilityResult.errorModuleName ? ts.Diagnostics.Return_type_of_call_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1 : ts.Diagnostics.Return_type_of_call_signature_from_exported_interface_has_or_is_using_private_name_0; break; - case 155 /* IndexSignature */: + case 156 /* IndexSignature */: // Interfaces cannot have return types that cannot be named diagnosticMessage = symbolAccessibilityResult.errorModuleName ? ts.Diagnostics.Return_type_of_index_signature_from_exported_interface_has_or_is_using_name_0_from_private_module_1 : ts.Diagnostics.Return_type_of_index_signature_from_exported_interface_has_or_is_using_private_name_0; break; - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: if (ts.hasModifier(node, 32 /* Static */)) { diagnosticMessage = symbolAccessibilityResult.errorModuleName ? symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? @@ -59106,7 +63572,7 @@ var ts; ts.Diagnostics.Return_type_of_public_static_method_from_exported_class_has_or_is_using_name_0_from_private_module_1 : ts.Diagnostics.Return_type_of_public_static_method_from_exported_class_has_or_is_using_private_name_0; } - else if (node.parent.kind === 226 /* ClassDeclaration */) { + else if (node.parent.kind === 228 /* ClassDeclaration */) { diagnosticMessage = symbolAccessibilityResult.errorModuleName ? symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? ts.Diagnostics.Return_type_of_public_method_from_exported_class_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named : @@ -59120,7 +63586,7 @@ var ts; ts.Diagnostics.Return_type_of_method_from_exported_interface_has_or_is_using_private_name_0; } break; - case 225 /* FunctionDeclaration */: + case 227 /* FunctionDeclaration */: diagnosticMessage = symbolAccessibilityResult.errorModuleName ? symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? ts.Diagnostics.Return_type_of_exported_function_has_or_is_using_name_0_from_external_module_1_but_cannot_be_named : @@ -59155,9 +63621,9 @@ var ts; write("?"); } decreaseIndent(); - if (node.parent.kind === 158 /* FunctionType */ || - node.parent.kind === 159 /* ConstructorType */ || - node.parent.parent.kind === 161 /* TypeLiteral */) { + if (node.parent.kind === 159 /* FunctionType */ || + node.parent.kind === 160 /* ConstructorType */ || + node.parent.parent.kind === 162 /* TypeLiteral */) { emitTypeOfVariableDeclarationFromTypeLiteral(node); } else if (!ts.hasModifier(node.parent, 8 /* Private */)) { @@ -59173,24 +63639,29 @@ var ts; } function getParameterDeclarationTypeVisibilityDiagnosticMessage(symbolAccessibilityResult) { switch (node.parent.kind) { - case 150 /* Constructor */: + case 151 /* Constructor */: return symbolAccessibilityResult.errorModuleName ? symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? ts.Diagnostics.Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : ts.Diagnostics.Parameter_0_of_constructor_from_exported_class_has_or_is_using_name_1_from_private_module_2 : ts.Diagnostics.Parameter_0_of_constructor_from_exported_class_has_or_is_using_private_name_1; - case 154 /* ConstructSignature */: + case 155 /* ConstructSignature */: // Interfaces cannot have parameter types that cannot be named return symbolAccessibilityResult.errorModuleName ? ts.Diagnostics.Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2 : ts.Diagnostics.Parameter_0_of_constructor_signature_from_exported_interface_has_or_is_using_private_name_1; - case 153 /* CallSignature */: + case 154 /* CallSignature */: // Interfaces cannot have parameter types that cannot be named return symbolAccessibilityResult.errorModuleName ? ts.Diagnostics.Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2 : ts.Diagnostics.Parameter_0_of_call_signature_from_exported_interface_has_or_is_using_private_name_1; - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 156 /* IndexSignature */: + // Interfaces cannot have parameter types that cannot be named + return symbolAccessibilityResult.errorModuleName ? + ts.Diagnostics.Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_name_1_from_private_module_2 : + ts.Diagnostics.Parameter_0_of_index_signature_from_exported_interface_has_or_is_using_private_name_1; + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: if (ts.hasModifier(node.parent, 32 /* Static */)) { return symbolAccessibilityResult.errorModuleName ? symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? @@ -59198,7 +63669,7 @@ var ts; ts.Diagnostics.Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_name_1_from_private_module_2 : ts.Diagnostics.Parameter_0_of_public_static_method_from_exported_class_has_or_is_using_private_name_1; } - else if (node.parent.parent.kind === 226 /* ClassDeclaration */) { + else if (node.parent.parent.kind === 228 /* ClassDeclaration */) { return symbolAccessibilityResult.errorModuleName ? symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? ts.Diagnostics.Parameter_0_of_public_method_from_exported_class_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : @@ -59211,7 +63682,7 @@ var ts; ts.Diagnostics.Parameter_0_of_method_from_exported_interface_has_or_is_using_name_1_from_private_module_2 : ts.Diagnostics.Parameter_0_of_method_from_exported_interface_has_or_is_using_private_name_1; } - case 225 /* FunctionDeclaration */: + case 227 /* FunctionDeclaration */: return symbolAccessibilityResult.errorModuleName ? symbolAccessibilityResult.accessibility === 2 /* CannotBeNamed */ ? ts.Diagnostics.Parameter_0_of_exported_function_has_or_is_using_name_1_from_external_module_2_but_cannot_be_named : @@ -59223,12 +63694,12 @@ var ts; } function emitBindingPattern(bindingPattern) { // We have to explicitly emit square bracket and bracket because these tokens are not store inside the node. - if (bindingPattern.kind === 172 /* ObjectBindingPattern */) { + if (bindingPattern.kind === 173 /* ObjectBindingPattern */) { write("{"); emitCommaList(bindingPattern.elements, emitBindingElement); write("}"); } - else if (bindingPattern.kind === 173 /* ArrayBindingPattern */) { + else if (bindingPattern.kind === 174 /* ArrayBindingPattern */) { write("["); var elements = bindingPattern.elements; emitCommaList(elements, emitBindingElement); @@ -59239,7 +63710,7 @@ var ts; } } function emitBindingElement(bindingElement) { - if (bindingElement.kind === 198 /* OmittedExpression */) { + if (bindingElement.kind === 199 /* OmittedExpression */) { // If bindingElement is an omittedExpression (i.e. containing elision), // we will emit blank space (although this may differ from users' original code, // it allows emitSeparatedList to write separator appropriately) @@ -59248,7 +63719,7 @@ var ts; // emit : function foo([ , x, , ]) {} write(" "); } - else if (bindingElement.kind === 174 /* BindingElement */) { + else if (bindingElement.kind === 175 /* BindingElement */) { if (bindingElement.propertyName) { // bindingElement has propertyName property in the following case: // { y: [a,b,c] ...} -> bindingPattern will have a property called propertyName for "y" @@ -59287,40 +63758,40 @@ var ts; } function emitNode(node) { switch (node.kind) { - case 225 /* FunctionDeclaration */: - case 230 /* ModuleDeclaration */: - case 234 /* ImportEqualsDeclaration */: - case 227 /* InterfaceDeclaration */: - case 226 /* ClassDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 229 /* EnumDeclaration */: + case 227 /* FunctionDeclaration */: + case 232 /* ModuleDeclaration */: + case 236 /* ImportEqualsDeclaration */: + case 229 /* InterfaceDeclaration */: + case 228 /* ClassDeclaration */: + case 230 /* TypeAliasDeclaration */: + case 231 /* EnumDeclaration */: return emitModuleElement(node, isModuleElementVisible(node)); - case 205 /* VariableStatement */: + case 207 /* VariableStatement */: return emitModuleElement(node, isVariableStatementVisible(node)); - case 235 /* ImportDeclaration */: + case 237 /* ImportDeclaration */: // Import declaration without import clause is visible, otherwise it is not visible return emitModuleElement(node, /*isModuleElementVisible*/ !node.importClause); - case 241 /* ExportDeclaration */: + case 243 /* ExportDeclaration */: return emitExportDeclaration(node); - case 150 /* Constructor */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 151 /* Constructor */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: return writeFunctionDeclaration(node); - case 154 /* ConstructSignature */: - case 153 /* CallSignature */: - case 155 /* IndexSignature */: + case 155 /* ConstructSignature */: + case 154 /* CallSignature */: + case 156 /* IndexSignature */: return emitSignatureDeclarationWithJsDocComments(node); - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: return emitAccessorDeclaration(node); - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: return emitPropertyDeclaration(node); - case 260 /* EnumMember */: + case 263 /* EnumMember */: return emitEnumMemberDeclaration(node); - case 240 /* ExportAssignment */: + case 242 /* ExportAssignment */: return emitExportAssignment(node); - case 261 /* SourceFile */: + case 264 /* SourceFile */: return emitSourceFile(node); } } @@ -59338,7 +63809,7 @@ var ts; } else { // Get the declaration file path - ts.forEachExpectedEmitFile(host, getDeclFileName, referencedFile, emitOnlyDtsFiles); + ts.forEachEmittedFile(host, getDeclFileName, referencedFile, emitOnlyDtsFiles); } if (declFileName) { declFileName = ts.getRelativePathToDirectoryOrUrl(ts.getDirectoryPath(ts.normalizeSlashes(declarationFilePath)), declFileName, host.getCurrentDirectory(), host.getCanonicalFileName, @@ -59346,8 +63817,9 @@ var ts; referencesOutput += "/// <reference path=\"" + declFileName + "\" />" + newLine; } return addedBundledEmitReference; - function getDeclFileName(emitFileNames, _sourceFiles, isBundledEmit) { + function getDeclFileName(emitFileNames, sourceFileOrBundle) { // Dont add reference path to this file if it is a bundled emit and caller asked not emit bundled file path + var isBundledEmit = sourceFileOrBundle.kind === 265 /* Bundle */; if (isBundledEmit && !addBundledFileReference) { return; } @@ -59358,10 +63830,11 @@ var ts; } } /* @internal */ - function writeDeclarationFile(declarationFilePath, sourceFiles, isBundledEmit, host, resolver, emitterDiagnostics, emitOnlyDtsFiles) { - var emitDeclarationResult = emitDeclarations(host, resolver, emitterDiagnostics, declarationFilePath, sourceFiles, isBundledEmit, emitOnlyDtsFiles); + function writeDeclarationFile(declarationFilePath, sourceFileOrBundle, host, resolver, emitterDiagnostics, emitOnlyDtsFiles) { + var emitDeclarationResult = emitDeclarations(host, resolver, emitterDiagnostics, declarationFilePath, sourceFileOrBundle, emitOnlyDtsFiles); var emitSkipped = emitDeclarationResult.reportedDeclarationError || host.isEmitBlocked(declarationFilePath) || host.getCompilerOptions().noEmit; if (!emitSkipped) { + var sourceFiles = sourceFileOrBundle.kind === 265 /* Bundle */ ? sourceFileOrBundle.sourceFiles : [sourceFileOrBundle]; var declarationOutput = emitDeclarationResult.referencesOutput + getDeclarationOutput(emitDeclarationResult.synchronousDeclarationOutput, emitDeclarationResult.moduleElementDeclarationEmitInfo); ts.writeFile(host, emitterDiagnostics, declarationFilePath, declarationOutput, host.getCompilerOptions().emitBOM, sourceFiles); @@ -59384,83 +63857,73 @@ var ts; } ts.writeDeclarationFile = writeDeclarationFile; })(ts || (ts = {})); -/// <reference path="checker.ts"/> +/// <reference path="checker.ts" /> /// <reference path="transformer.ts" /> -/// <reference path="declarationEmitter.ts"/> -/// <reference path="sourcemap.ts"/> +/// <reference path="declarationEmitter.ts" /> +/// <reference path="sourcemap.ts" /> /// <reference path="comments.ts" /> -/* @internal */ var ts; (function (ts) { - // Flags enum to track count of temp variables and a few dedicated names - var TempFlags; - (function (TempFlags) { - TempFlags[TempFlags["Auto"] = 0] = "Auto"; - TempFlags[TempFlags["CountMask"] = 268435455] = "CountMask"; - TempFlags[TempFlags["_i"] = 268435456] = "_i"; - })(TempFlags || (TempFlags = {})); - var id = function (s) { return s; }; - var nullTransformers = [function (_) { return id; }]; + var delimiters = createDelimiterMap(); + var brackets = createBracketsMap(); + /*@internal*/ // targetSourceFile is when users only want one file in entire project to be emitted. This is used in compileOnSave feature - function emitFiles(resolver, host, targetSourceFile, emitOnlyDtsFiles) { - var delimiters = createDelimiterMap(); - var brackets = createBracketsMap(); + function emitFiles(resolver, host, targetSourceFile, emitOnlyDtsFiles, transformers) { var compilerOptions = host.getCompilerOptions(); - var languageVersion = ts.getEmitScriptTarget(compilerOptions); var moduleKind = ts.getEmitModuleKind(compilerOptions); var sourceMapDataList = compilerOptions.sourceMap || compilerOptions.inlineSourceMap ? [] : undefined; var emittedFilesList = compilerOptions.listEmittedFiles ? [] : undefined; var emitterDiagnostics = ts.createDiagnosticCollection(); var newLine = host.getNewLine(); - var transformers = emitOnlyDtsFiles ? nullTransformers : ts.getTransformers(compilerOptions); var writer = ts.createTextWriter(newLine); - var write = writer.write, writeLine = writer.writeLine, increaseIndent = writer.increaseIndent, decreaseIndent = writer.decreaseIndent; var sourceMap = ts.createSourceMapWriter(host, writer); - var emitNodeWithSourceMap = sourceMap.emitNodeWithSourceMap, emitTokenWithSourceMap = sourceMap.emitTokenWithSourceMap; - var comments = ts.createCommentWriter(host, writer, sourceMap); - var emitNodeWithComments = comments.emitNodeWithComments, emitBodyWithDetachedComments = comments.emitBodyWithDetachedComments, emitTrailingCommentsOfPosition = comments.emitTrailingCommentsOfPosition; - var nodeIdToGeneratedName; - var autoGeneratedIdToGeneratedName; - var generatedNameSet; - var tempFlags; var currentSourceFile; - var currentText; - var currentFileIdentifiers; var bundledHelpers; var isOwnFileEmit; var emitSkipped = false; var sourceFiles = ts.getSourceFilesToEmit(host, targetSourceFile); // Transform the source files - ts.performance.mark("beforeTransform"); - var _a = ts.transformFiles(resolver, host, sourceFiles, transformers), transformed = _a.transformed, emitNodeWithSubstitution = _a.emitNodeWithSubstitution, emitNodeWithNotification = _a.emitNodeWithNotification; - ts.performance.measure("transformTime", "beforeTransform"); + var transform = ts.transformNodes(resolver, host, compilerOptions, sourceFiles, transformers, /*allowDtsFiles*/ false); + // Create a printer to print the nodes + var printer = createPrinter(compilerOptions, { + // resolver hooks + hasGlobalName: resolver.hasGlobalName, + // transform hooks + onEmitNode: transform.emitNodeWithNotification, + substituteNode: transform.substituteNode, + // sourcemap hooks + onEmitSourceMapOfNode: sourceMap.emitNodeWithSourceMap, + onEmitSourceMapOfToken: sourceMap.emitTokenWithSourceMap, + onEmitSourceMapOfPosition: sourceMap.emitPos, + // emitter hooks + onEmitHelpers: emitHelpers, + onSetSourceFile: setSourceFile, + }); // Emit each output file ts.performance.mark("beforePrint"); - ts.forEachTransformedEmitFile(host, transformed, emitFile, emitOnlyDtsFiles); + ts.forEachEmittedFile(host, emitSourceFileOrBundle, transform.transformed, emitOnlyDtsFiles); ts.performance.measure("printTime", "beforePrint"); // Clean up emit nodes on parse tree - for (var _b = 0, sourceFiles_4 = sourceFiles; _b < sourceFiles_4.length; _b++) { - var sourceFile = sourceFiles_4[_b]; - ts.disposeEmitNodes(sourceFile); - } + transform.dispose(); return { emitSkipped: emitSkipped, diagnostics: emitterDiagnostics.getDiagnostics(), emittedFiles: emittedFilesList, sourceMaps: sourceMapDataList }; - function emitFile(jsFilePath, sourceMapFilePath, declarationFilePath, sourceFiles, isBundledEmit) { + function emitSourceFileOrBundle(_a, sourceFileOrBundle) { + var jsFilePath = _a.jsFilePath, sourceMapFilePath = _a.sourceMapFilePath, declarationFilePath = _a.declarationFilePath; // Make sure not to write js file and source map file if any of them cannot be written if (!host.isEmitBlocked(jsFilePath) && !compilerOptions.noEmit) { if (!emitOnlyDtsFiles) { - printFile(jsFilePath, sourceMapFilePath, sourceFiles, isBundledEmit); + printSourceFileOrBundle(jsFilePath, sourceMapFilePath, sourceFileOrBundle); } } else { emitSkipped = true; } if (declarationFilePath) { - emitSkipped = ts.writeDeclarationFile(declarationFilePath, ts.getOriginalSourceFiles(sourceFiles), isBundledEmit, host, resolver, emitterDiagnostics, emitOnlyDtsFiles) || emitSkipped; + emitSkipped = ts.writeDeclarationFile(declarationFilePath, ts.getOriginalSourceFileOrBundle(sourceFileOrBundle), host, resolver, emitterDiagnostics, emitOnlyDtsFiles) || emitSkipped; } if (!emitSkipped && emittedFilesList) { if (!emitOnlyDtsFiles) { @@ -59474,26 +63937,24 @@ var ts; } } } - function printFile(jsFilePath, sourceMapFilePath, sourceFiles, isBundledEmit) { - sourceMap.initialize(jsFilePath, sourceMapFilePath, sourceFiles, isBundledEmit); - nodeIdToGeneratedName = []; - autoGeneratedIdToGeneratedName = []; - generatedNameSet = ts.createMap(); - bundledHelpers = isBundledEmit ? ts.createMap() : undefined; - isOwnFileEmit = !isBundledEmit; - // Emit helpers from all the files - if (isBundledEmit && moduleKind) { - for (var _a = 0, sourceFiles_5 = sourceFiles; _a < sourceFiles_5.length; _a++) { - var sourceFile = sourceFiles_5[_a]; - emitHelpers(sourceFile, /*isBundle*/ true); - } - } - // Print each transformed source file. - ts.forEach(sourceFiles, printSourceFile); - writeLine(); + function printSourceFileOrBundle(jsFilePath, sourceMapFilePath, sourceFileOrBundle) { + var bundle = sourceFileOrBundle.kind === 265 /* Bundle */ ? sourceFileOrBundle : undefined; + var sourceFile = sourceFileOrBundle.kind === 264 /* SourceFile */ ? sourceFileOrBundle : undefined; + var sourceFiles = bundle ? bundle.sourceFiles : [sourceFile]; + sourceMap.initialize(jsFilePath, sourceMapFilePath, sourceFileOrBundle); + if (bundle) { + bundledHelpers = ts.createMap(); + isOwnFileEmit = false; + printer.writeBundle(bundle, writer); + } + else { + isOwnFileEmit = true; + printer.writeFile(sourceFile, writer); + } + writer.writeLine(); var sourceMappingURL = sourceMap.getSourceMappingURL(); if (sourceMappingURL) { - write("//# " + "sourceMappingURL" + "=" + sourceMappingURL); // Sometimes tools can sometimes see this line as a source mapping url comment + writer.write("//# " + "sourceMappingURL" + "=" + sourceMappingURL); // Sometimes tools can sometimes see this line as a source mapping url comment } // Write the source map if (compilerOptions.sourceMap && !compilerOptions.inlineSourceMap) { @@ -59507,138 +63968,232 @@ var ts; ts.writeFile(host, emitterDiagnostics, jsFilePath, writer.getText(), compilerOptions.emitBOM, sourceFiles); // Reset state sourceMap.reset(); - comments.reset(); writer.reset(); - tempFlags = 0 /* Auto */; currentSourceFile = undefined; - currentText = undefined; + bundledHelpers = undefined; isOwnFileEmit = false; } - function printSourceFile(node) { + function setSourceFile(node) { currentSourceFile = node; - currentText = node.text; - currentFileIdentifiers = node.identifiers; sourceMap.setSourceFile(node); - comments.setSourceFile(node); - pipelineEmitWithNotification(0 /* SourceFile */, node); } - /** - * Emits a node. - */ + function emitHelpers(node, writeLines) { + var helpersEmitted = false; + var bundle = node.kind === 265 /* Bundle */ ? node : undefined; + if (bundle && moduleKind === ts.ModuleKind.None) { + return; + } + var numNodes = bundle ? bundle.sourceFiles.length : 1; + for (var i = 0; i < numNodes; i++) { + var currentNode = bundle ? bundle.sourceFiles[i] : node; + var sourceFile = ts.isSourceFile(currentNode) ? currentNode : currentSourceFile; + var shouldSkip = compilerOptions.noEmitHelpers || (sourceFile && ts.getExternalHelpersModuleName(sourceFile) !== undefined); + var shouldBundle = ts.isSourceFile(currentNode) && !isOwnFileEmit; + var helpers = ts.getEmitHelpers(currentNode); + if (helpers) { + for (var _a = 0, _b = ts.stableSort(helpers, ts.compareEmitHelpers); _a < _b.length; _a++) { + var helper = _b[_a]; + if (!helper.scoped) { + // Skip the helper if it can be skipped and the noEmitHelpers compiler + // option is set, or if it can be imported and the importHelpers compiler + // option is set. + if (shouldSkip) + continue; + // Skip the helper if it can be bundled but hasn't already been emitted and we + // are emitting a bundled module. + if (shouldBundle) { + if (bundledHelpers.get(helper.name)) { + continue; + } + bundledHelpers.set(helper.name, true); + } + } + else if (bundle) { + // Skip the helper if it is scoped and we are emitting bundled helpers + continue; + } + writeLines(helper.text); + helpersEmitted = true; + } + } + } + return helpersEmitted; + } + } + ts.emitFiles = emitFiles; + function createPrinter(printerOptions, handlers) { + if (printerOptions === void 0) { printerOptions = {}; } + if (handlers === void 0) { handlers = {}; } + var hasGlobalName = handlers.hasGlobalName, onEmitSourceMapOfNode = handlers.onEmitSourceMapOfNode, onEmitSourceMapOfToken = handlers.onEmitSourceMapOfToken, onEmitSourceMapOfPosition = handlers.onEmitSourceMapOfPosition, onEmitNode = handlers.onEmitNode, onEmitHelpers = handlers.onEmitHelpers, onSetSourceFile = handlers.onSetSourceFile, substituteNode = handlers.substituteNode, onBeforeEmitNodeArray = handlers.onBeforeEmitNodeArray, onAfterEmitNodeArray = handlers.onAfterEmitNodeArray; + var newLine = ts.getNewLineCharacter(printerOptions); + var comments = ts.createCommentWriter(printerOptions, onEmitSourceMapOfPosition); + var emitNodeWithComments = comments.emitNodeWithComments, emitBodyWithDetachedComments = comments.emitBodyWithDetachedComments, emitTrailingCommentsOfPosition = comments.emitTrailingCommentsOfPosition, emitLeadingCommentsOfPosition = comments.emitLeadingCommentsOfPosition; + var currentSourceFile; + var nodeIdToGeneratedName; // Map of generated names for specific nodes. + var autoGeneratedIdToGeneratedName; // Map of generated names for temp and loop variables. + var generatedNames; // Set of names generated by the NameGenerator. + var tempFlagsStack; // Stack of enclosing name generation scopes. + var tempFlags; // TempFlags for the current name generation scope. + var writer; + var ownWriter; + reset(); + return { + // public API + printNode: printNode, + printFile: printFile, + printBundle: printBundle, + // internal API + writeNode: writeNode, + writeFile: writeFile, + writeBundle: writeBundle + }; + function printNode(hint, node, sourceFile) { + switch (hint) { + case 0 /* SourceFile */: + ts.Debug.assert(ts.isSourceFile(node), "Expected a SourceFile node."); + break; + case 2 /* IdentifierName */: + ts.Debug.assert(ts.isIdentifier(node), "Expected an Identifier node."); + break; + case 1 /* Expression */: + ts.Debug.assert(ts.isExpression(node), "Expected an Expression node."); + break; + } + switch (node.kind) { + case 264 /* SourceFile */: return printFile(node); + case 265 /* Bundle */: return printBundle(node); + } + writeNode(hint, node, sourceFile, beginPrint()); + return endPrint(); + } + function printBundle(bundle) { + writeBundle(bundle, beginPrint()); + return endPrint(); + } + function printFile(sourceFile) { + writeFile(sourceFile, beginPrint()); + return endPrint(); + } + function writeNode(hint, node, sourceFile, output) { + var previousWriter = writer; + setWriter(output); + print(hint, node, sourceFile); + reset(); + writer = previousWriter; + } + function writeBundle(bundle, output) { + var previousWriter = writer; + setWriter(output); + emitShebangIfNeeded(bundle); + emitPrologueDirectivesIfNeeded(bundle); + emitHelpersIndirect(bundle); + for (var _a = 0, _b = bundle.sourceFiles; _a < _b.length; _a++) { + var sourceFile = _b[_a]; + print(0 /* SourceFile */, sourceFile, sourceFile); + } + reset(); + writer = previousWriter; + } + function writeFile(sourceFile, output) { + var previousWriter = writer; + setWriter(output); + emitShebangIfNeeded(sourceFile); + emitPrologueDirectivesIfNeeded(sourceFile); + print(0 /* SourceFile */, sourceFile, sourceFile); + reset(); + writer = previousWriter; + } + function beginPrint() { + return ownWriter || (ownWriter = ts.createTextWriter(newLine)); + } + function endPrint() { + var text = ownWriter.getText(); + ownWriter.reset(); + return text; + } + function print(hint, node, sourceFile) { + setSourceFile(sourceFile); + pipelineEmitWithNotification(hint, node); + } + function setSourceFile(sourceFile) { + currentSourceFile = sourceFile; + comments.setSourceFile(sourceFile); + if (onSetSourceFile) { + onSetSourceFile(sourceFile); + } + } + function setWriter(output) { + writer = output; + comments.setWriter(output); + } + function reset() { + nodeIdToGeneratedName = []; + autoGeneratedIdToGeneratedName = []; + generatedNames = ts.createMap(); + tempFlagsStack = []; + tempFlags = 0 /* Auto */; + comments.reset(); + setWriter(/*output*/ undefined); + } function emit(node) { pipelineEmitWithNotification(3 /* Unspecified */, node); } - /** - * Emits an IdentifierName. - */ function emitIdentifierName(node) { pipelineEmitWithNotification(2 /* IdentifierName */, node); } - /** - * Emits an expression node. - */ function emitExpression(node) { pipelineEmitWithNotification(1 /* Expression */, node); } - /** - * Emits a node with possible notification. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called from printSourceFile, emit, emitExpression, or - * emitIdentifierName. - */ - function pipelineEmitWithNotification(emitContext, node) { - emitNodeWithNotification(emitContext, node, pipelineEmitWithComments); - } - /** - * Emits a node with comments. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitWithNotification. - */ - function pipelineEmitWithComments(emitContext, node) { - // Do not emit comments for SourceFile - if (emitContext === 0 /* SourceFile */) { - pipelineEmitWithSourceMap(emitContext, node); - return; + function pipelineEmitWithNotification(hint, node) { + if (onEmitNode) { + onEmitNode(hint, node, pipelineEmitWithComments); } - emitNodeWithComments(emitContext, node, pipelineEmitWithSourceMap); - } - /** - * Emits a node with source maps. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitWithComments. - */ - function pipelineEmitWithSourceMap(emitContext, node) { - // Do not emit source mappings for SourceFile or IdentifierName - if (emitContext === 0 /* SourceFile */ - || emitContext === 2 /* IdentifierName */) { - pipelineEmitWithSubstitution(emitContext, node); - return; + else { + pipelineEmitWithComments(hint, node); } - emitNodeWithSourceMap(emitContext, node, pipelineEmitWithSubstitution); - } - /** - * Emits a node with possible substitution. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitWithSourceMap or - * pipelineEmitInUnspecifiedContext (when picking a more specific context). - */ - function pipelineEmitWithSubstitution(emitContext, node) { - emitNodeWithSubstitution(emitContext, node, pipelineEmitForContext); } - /** - * Emits a node. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitWithSubstitution. - */ - function pipelineEmitForContext(emitContext, node) { - switch (emitContext) { - case 0 /* SourceFile */: return pipelineEmitInSourceFileContext(node); - case 2 /* IdentifierName */: return pipelineEmitInIdentifierNameContext(node); - case 3 /* Unspecified */: return pipelineEmitInUnspecifiedContext(node); - case 1 /* Expression */: return pipelineEmitInExpressionContext(node); + function pipelineEmitWithComments(hint, node) { + node = trySubstituteNode(hint, node); + if (emitNodeWithComments && hint !== 0 /* SourceFile */) { + emitNodeWithComments(hint, node, pipelineEmitWithSourceMap); + } + else { + pipelineEmitWithSourceMap(hint, node); } } - /** - * Emits a node in the SourceFile EmitContext. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitForContext. - */ - function pipelineEmitInSourceFileContext(node) { - var kind = node.kind; - switch (kind) { - // Top-level nodes - case 261 /* SourceFile */: - return emitSourceFile(node); + function pipelineEmitWithSourceMap(hint, node) { + if (onEmitSourceMapOfNode && hint !== 0 /* SourceFile */ && hint !== 2 /* IdentifierName */) { + onEmitSourceMapOfNode(hint, node, pipelineEmitWithHint); + } + else { + pipelineEmitWithHint(hint, node); } } - /** - * Emits a node in the IdentifierName EmitContext. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitForContext. - */ - function pipelineEmitInIdentifierNameContext(node) { - var kind = node.kind; - switch (kind) { - // Identifiers - case 70 /* Identifier */: - return emitIdentifier(node); + function pipelineEmitWithHint(hint, node) { + switch (hint) { + case 0 /* SourceFile */: return pipelineEmitSourceFile(node); + case 2 /* IdentifierName */: return pipelineEmitIdentifierName(node); + case 1 /* Expression */: return pipelineEmitExpression(node); + case 3 /* Unspecified */: return pipelineEmitUnspecified(node); } } - /** - * Emits a node in the Unspecified EmitContext. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitForContext. - */ - function pipelineEmitInUnspecifiedContext(node) { + function pipelineEmitSourceFile(node) { + ts.Debug.assertNode(node, ts.isSourceFile); + emitSourceFile(node); + } + function pipelineEmitIdentifierName(node) { + ts.Debug.assertNode(node, ts.isIdentifier); + emitIdentifier(node); + } + function pipelineEmitUnspecified(node) { var kind = node.kind; + // Reserved words + // Strict mode reserved words + // Contextual keywords + if (ts.isKeyword(kind)) { + writeTokenText(kind); + return; + } switch (kind) { // Pseudo-literals case 13 /* TemplateHead */: @@ -59648,254 +64203,217 @@ var ts; // Identifiers case 70 /* Identifier */: return emitIdentifier(node); - // Reserved words - case 75 /* ConstKeyword */: - case 78 /* DefaultKeyword */: - case 83 /* ExportKeyword */: - case 104 /* VoidKeyword */: - // Strict mode reserved words - case 111 /* PrivateKeyword */: - case 112 /* ProtectedKeyword */: - case 113 /* PublicKeyword */: - case 114 /* StaticKeyword */: - // Contextual keywords - case 116 /* AbstractKeyword */: - case 117 /* AsKeyword */: - case 118 /* AnyKeyword */: - case 119 /* AsyncKeyword */: - case 120 /* AwaitKeyword */: - case 121 /* BooleanKeyword */: - case 122 /* ConstructorKeyword */: - case 123 /* DeclareKeyword */: - case 124 /* GetKeyword */: - case 125 /* IsKeyword */: - case 127 /* ModuleKeyword */: - case 128 /* NamespaceKeyword */: - case 129 /* NeverKeyword */: - case 130 /* ReadonlyKeyword */: - case 131 /* RequireKeyword */: - case 132 /* NumberKeyword */: - case 133 /* SetKeyword */: - case 134 /* StringKeyword */: - case 135 /* SymbolKeyword */: - case 136 /* TypeKeyword */: - case 137 /* UndefinedKeyword */: - case 138 /* FromKeyword */: - case 139 /* GlobalKeyword */: - case 140 /* OfKeyword */: - writeTokenText(kind); - return; // Parse tree nodes // Names - case 141 /* QualifiedName */: + case 142 /* QualifiedName */: return emitQualifiedName(node); - case 142 /* ComputedPropertyName */: + case 143 /* ComputedPropertyName */: return emitComputedPropertyName(node); // Signature elements - case 143 /* TypeParameter */: + case 144 /* TypeParameter */: return emitTypeParameter(node); - case 144 /* Parameter */: + case 145 /* Parameter */: return emitParameter(node); - case 145 /* Decorator */: + case 146 /* Decorator */: return emitDecorator(node); // Type members - case 146 /* PropertySignature */: + case 147 /* PropertySignature */: return emitPropertySignature(node); - case 147 /* PropertyDeclaration */: + case 148 /* PropertyDeclaration */: return emitPropertyDeclaration(node); - case 148 /* MethodSignature */: + case 149 /* MethodSignature */: return emitMethodSignature(node); - case 149 /* MethodDeclaration */: + case 150 /* MethodDeclaration */: return emitMethodDeclaration(node); - case 150 /* Constructor */: + case 151 /* Constructor */: return emitConstructor(node); - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: return emitAccessorDeclaration(node); - case 153 /* CallSignature */: + case 154 /* CallSignature */: return emitCallSignature(node); - case 154 /* ConstructSignature */: + case 155 /* ConstructSignature */: return emitConstructSignature(node); - case 155 /* IndexSignature */: + case 156 /* IndexSignature */: return emitIndexSignature(node); // Types - case 156 /* TypePredicate */: + case 157 /* TypePredicate */: return emitTypePredicate(node); - case 157 /* TypeReference */: + case 158 /* TypeReference */: return emitTypeReference(node); - case 158 /* FunctionType */: + case 159 /* FunctionType */: return emitFunctionType(node); - case 159 /* ConstructorType */: + case 160 /* ConstructorType */: return emitConstructorType(node); - case 160 /* TypeQuery */: + case 161 /* TypeQuery */: return emitTypeQuery(node); - case 161 /* TypeLiteral */: + case 162 /* TypeLiteral */: return emitTypeLiteral(node); - case 162 /* ArrayType */: + case 163 /* ArrayType */: return emitArrayType(node); - case 163 /* TupleType */: + case 164 /* TupleType */: return emitTupleType(node); - case 164 /* UnionType */: + case 165 /* UnionType */: return emitUnionType(node); - case 165 /* IntersectionType */: + case 166 /* IntersectionType */: return emitIntersectionType(node); - case 166 /* ParenthesizedType */: + case 167 /* ParenthesizedType */: return emitParenthesizedType(node); - case 199 /* ExpressionWithTypeArguments */: + case 200 /* ExpressionWithTypeArguments */: return emitExpressionWithTypeArguments(node); - case 167 /* ThisType */: + case 168 /* ThisType */: return emitThisType(); - case 168 /* TypeOperator */: + case 169 /* TypeOperator */: return emitTypeOperator(node); - case 169 /* IndexedAccessType */: + case 170 /* IndexedAccessType */: return emitIndexedAccessType(node); - case 170 /* MappedType */: + case 171 /* MappedType */: return emitMappedType(node); - case 171 /* LiteralType */: + case 172 /* LiteralType */: return emitLiteralType(node); // Binding patterns - case 172 /* ObjectBindingPattern */: + case 173 /* ObjectBindingPattern */: return emitObjectBindingPattern(node); - case 173 /* ArrayBindingPattern */: + case 174 /* ArrayBindingPattern */: return emitArrayBindingPattern(node); - case 174 /* BindingElement */: + case 175 /* BindingElement */: return emitBindingElement(node); // Misc - case 202 /* TemplateSpan */: + case 204 /* TemplateSpan */: return emitTemplateSpan(node); - case 203 /* SemicolonClassElement */: + case 205 /* SemicolonClassElement */: return emitSemicolonClassElement(); // Statements - case 204 /* Block */: + case 206 /* Block */: return emitBlock(node); - case 205 /* VariableStatement */: + case 207 /* VariableStatement */: return emitVariableStatement(node); - case 206 /* EmptyStatement */: + case 208 /* EmptyStatement */: return emitEmptyStatement(); - case 207 /* ExpressionStatement */: + case 209 /* ExpressionStatement */: return emitExpressionStatement(node); - case 208 /* IfStatement */: + case 210 /* IfStatement */: return emitIfStatement(node); - case 209 /* DoStatement */: + case 211 /* DoStatement */: return emitDoStatement(node); - case 210 /* WhileStatement */: + case 212 /* WhileStatement */: return emitWhileStatement(node); - case 211 /* ForStatement */: + case 213 /* ForStatement */: return emitForStatement(node); - case 212 /* ForInStatement */: + case 214 /* ForInStatement */: return emitForInStatement(node); - case 213 /* ForOfStatement */: + case 215 /* ForOfStatement */: return emitForOfStatement(node); - case 214 /* ContinueStatement */: + case 216 /* ContinueStatement */: return emitContinueStatement(node); - case 215 /* BreakStatement */: + case 217 /* BreakStatement */: return emitBreakStatement(node); - case 216 /* ReturnStatement */: + case 218 /* ReturnStatement */: return emitReturnStatement(node); - case 217 /* WithStatement */: + case 219 /* WithStatement */: return emitWithStatement(node); - case 218 /* SwitchStatement */: + case 220 /* SwitchStatement */: return emitSwitchStatement(node); - case 219 /* LabeledStatement */: + case 221 /* LabeledStatement */: return emitLabeledStatement(node); - case 220 /* ThrowStatement */: + case 222 /* ThrowStatement */: return emitThrowStatement(node); - case 221 /* TryStatement */: + case 223 /* TryStatement */: return emitTryStatement(node); - case 222 /* DebuggerStatement */: + case 224 /* DebuggerStatement */: return emitDebuggerStatement(node); // Declarations - case 223 /* VariableDeclaration */: + case 225 /* VariableDeclaration */: return emitVariableDeclaration(node); - case 224 /* VariableDeclarationList */: + case 226 /* VariableDeclarationList */: return emitVariableDeclarationList(node); - case 225 /* FunctionDeclaration */: + case 227 /* FunctionDeclaration */: return emitFunctionDeclaration(node); - case 226 /* ClassDeclaration */: + case 228 /* ClassDeclaration */: return emitClassDeclaration(node); - case 227 /* InterfaceDeclaration */: + case 229 /* InterfaceDeclaration */: return emitInterfaceDeclaration(node); - case 228 /* TypeAliasDeclaration */: + case 230 /* TypeAliasDeclaration */: return emitTypeAliasDeclaration(node); - case 229 /* EnumDeclaration */: + case 231 /* EnumDeclaration */: return emitEnumDeclaration(node); - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: return emitModuleDeclaration(node); - case 231 /* ModuleBlock */: + case 233 /* ModuleBlock */: return emitModuleBlock(node); - case 232 /* CaseBlock */: + case 234 /* CaseBlock */: return emitCaseBlock(node); - case 234 /* ImportEqualsDeclaration */: + case 236 /* ImportEqualsDeclaration */: return emitImportEqualsDeclaration(node); - case 235 /* ImportDeclaration */: + case 237 /* ImportDeclaration */: return emitImportDeclaration(node); - case 236 /* ImportClause */: + case 238 /* ImportClause */: return emitImportClause(node); - case 237 /* NamespaceImport */: + case 239 /* NamespaceImport */: return emitNamespaceImport(node); - case 238 /* NamedImports */: + case 240 /* NamedImports */: return emitNamedImports(node); - case 239 /* ImportSpecifier */: + case 241 /* ImportSpecifier */: return emitImportSpecifier(node); - case 240 /* ExportAssignment */: + case 242 /* ExportAssignment */: return emitExportAssignment(node); - case 241 /* ExportDeclaration */: + case 243 /* ExportDeclaration */: return emitExportDeclaration(node); - case 242 /* NamedExports */: + case 244 /* NamedExports */: return emitNamedExports(node); - case 243 /* ExportSpecifier */: + case 245 /* ExportSpecifier */: return emitExportSpecifier(node); - case 244 /* MissingDeclaration */: + case 246 /* MissingDeclaration */: return; // Module references - case 245 /* ExternalModuleReference */: + case 247 /* ExternalModuleReference */: return emitExternalModuleReference(node); // JSX (non-expression) case 10 /* JsxText */: return emitJsxText(node); - case 248 /* JsxOpeningElement */: + case 250 /* JsxOpeningElement */: return emitJsxOpeningElement(node); - case 249 /* JsxClosingElement */: + case 251 /* JsxClosingElement */: return emitJsxClosingElement(node); - case 250 /* JsxAttribute */: + case 252 /* JsxAttribute */: return emitJsxAttribute(node); - case 251 /* JsxSpreadAttribute */: + case 253 /* JsxAttributes */: + return emitJsxAttributes(node); + case 254 /* JsxSpreadAttribute */: return emitJsxSpreadAttribute(node); - case 252 /* JsxExpression */: + case 255 /* JsxExpression */: return emitJsxExpression(node); // Clauses - case 253 /* CaseClause */: + case 256 /* CaseClause */: return emitCaseClause(node); - case 254 /* DefaultClause */: + case 257 /* DefaultClause */: return emitDefaultClause(node); - case 255 /* HeritageClause */: + case 258 /* HeritageClause */: return emitHeritageClause(node); - case 256 /* CatchClause */: + case 259 /* CatchClause */: return emitCatchClause(node); // Property assignments - case 257 /* PropertyAssignment */: + case 260 /* PropertyAssignment */: return emitPropertyAssignment(node); - case 258 /* ShorthandPropertyAssignment */: + case 261 /* ShorthandPropertyAssignment */: return emitShorthandPropertyAssignment(node); - case 259 /* SpreadAssignment */: + case 262 /* SpreadAssignment */: return emitSpreadAssignment(node); // Enum - case 260 /* EnumMember */: + case 263 /* EnumMember */: return emitEnumMember(node); } // If the node is an expression, try to emit it as an expression with // substitution. if (ts.isExpression(node)) { - return pipelineEmitWithSubstitution(1 /* Expression */, node); + return pipelineEmitExpression(trySubstituteNode(1 /* Expression */, node)); + } + if (ts.isToken(node)) { + writeTokenText(kind); + return; } } - /** - * Emits a node in the Expression EmitContext. - * - * NOTE: Do not call this method directly. It is part of the emit pipeline - * and should only be called indirectly from pipelineEmitForContext. - */ - function pipelineEmitInExpressionContext(node) { + function pipelineEmitExpression(node) { var kind = node.kind; switch (kind) { // Literals @@ -59917,68 +64435,76 @@ var ts; writeTokenText(kind); return; // Expressions - case 175 /* ArrayLiteralExpression */: + case 176 /* ArrayLiteralExpression */: return emitArrayLiteralExpression(node); - case 176 /* ObjectLiteralExpression */: + case 177 /* ObjectLiteralExpression */: return emitObjectLiteralExpression(node); - case 177 /* PropertyAccessExpression */: + case 178 /* PropertyAccessExpression */: return emitPropertyAccessExpression(node); - case 178 /* ElementAccessExpression */: + case 179 /* ElementAccessExpression */: return emitElementAccessExpression(node); - case 179 /* CallExpression */: + case 180 /* CallExpression */: return emitCallExpression(node); - case 180 /* NewExpression */: + case 181 /* NewExpression */: return emitNewExpression(node); - case 181 /* TaggedTemplateExpression */: + case 182 /* TaggedTemplateExpression */: return emitTaggedTemplateExpression(node); - case 182 /* TypeAssertionExpression */: + case 183 /* TypeAssertionExpression */: return emitTypeAssertionExpression(node); - case 183 /* ParenthesizedExpression */: + case 184 /* ParenthesizedExpression */: return emitParenthesizedExpression(node); - case 184 /* FunctionExpression */: + case 185 /* FunctionExpression */: return emitFunctionExpression(node); - case 185 /* ArrowFunction */: + case 186 /* ArrowFunction */: return emitArrowFunction(node); - case 186 /* DeleteExpression */: + case 187 /* DeleteExpression */: return emitDeleteExpression(node); - case 187 /* TypeOfExpression */: + case 188 /* TypeOfExpression */: return emitTypeOfExpression(node); - case 188 /* VoidExpression */: + case 189 /* VoidExpression */: return emitVoidExpression(node); - case 189 /* AwaitExpression */: + case 190 /* AwaitExpression */: return emitAwaitExpression(node); - case 190 /* PrefixUnaryExpression */: + case 191 /* PrefixUnaryExpression */: return emitPrefixUnaryExpression(node); - case 191 /* PostfixUnaryExpression */: + case 192 /* PostfixUnaryExpression */: return emitPostfixUnaryExpression(node); - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: return emitBinaryExpression(node); - case 193 /* ConditionalExpression */: + case 194 /* ConditionalExpression */: return emitConditionalExpression(node); - case 194 /* TemplateExpression */: + case 195 /* TemplateExpression */: return emitTemplateExpression(node); - case 195 /* YieldExpression */: + case 196 /* YieldExpression */: return emitYieldExpression(node); - case 196 /* SpreadElement */: + case 197 /* SpreadElement */: return emitSpreadExpression(node); - case 197 /* ClassExpression */: + case 198 /* ClassExpression */: return emitClassExpression(node); - case 198 /* OmittedExpression */: + case 199 /* OmittedExpression */: return; - case 200 /* AsExpression */: + case 201 /* AsExpression */: return emitAsExpression(node); - case 201 /* NonNullExpression */: + case 202 /* NonNullExpression */: return emitNonNullExpression(node); + case 203 /* MetaProperty */: + return emitMetaProperty(node); // JSX - case 246 /* JsxElement */: + case 248 /* JsxElement */: return emitJsxElement(node); - case 247 /* JsxSelfClosingElement */: + case 249 /* JsxSelfClosingElement */: return emitJsxSelfClosingElement(node); // Transformation nodes - case 294 /* PartiallyEmittedExpression */: + case 295 /* PartiallyEmittedExpression */: return emitPartiallyEmittedExpression(node); - case 297 /* RawExpression */: - return writeLines(node.text); + } + } + function trySubstituteNode(hint, node) { + return node && substituteNode && substituteNode(hint, node) || node; + } + function emitHelpersIndirect(node) { + if (onEmitHelpers) { + onEmitHelpers(node, writeLines); } } // @@ -59987,9 +64513,6 @@ var ts; // SyntaxKind.NumericLiteral function emitNumericLiteral(node) { emitLiteral(node); - if (node.trailingComment) { - write(" /*" + node.trailingComment + "*/"); - } } // SyntaxKind.StringLiteral // SyntaxKind.RegularExpressionLiteral @@ -59999,7 +64522,7 @@ var ts; // SyntaxKind.TemplateTail function emitLiteral(node) { var text = getLiteralTextOfNode(node); - if ((compilerOptions.sourceMap || compilerOptions.inlineSourceMap) + if ((printerOptions.sourceMap || printerOptions.inlineSourceMap) && (node.kind === 9 /* StringLiteral */ || ts.isTemplateLiteralKind(node.kind))) { writer.writeLiteral(text); } @@ -60047,8 +64570,8 @@ var ts; writeIfPresent(node.dotDotDotToken, "..."); emit(node.name); writeIfPresent(node.questionToken, "?"); - emitExpressionWithPrefix(" = ", node.initializer); emitWithPrefix(": ", node.type); + emitExpressionWithPrefix(" = ", node.initializer); } function emitDecorator(decorator) { write("@"); @@ -60098,7 +64621,7 @@ var ts; function emitAccessorDeclaration(node) { emitDecorators(node, node.decorators); emitModifiers(node, node.modifiers); - write(node.kind === 151 /* GetAccessor */ ? "get " : "set "); + write(node.kind === 152 /* GetAccessor */ ? "get " : "set "); emit(node.name); emitSignatureAndBody(node, emitSignatureHead); } @@ -60201,17 +64724,13 @@ var ts; write("{"); writeLine(); increaseIndent(); - if (node.readonlyToken) { - write("readonly "); - } + writeIfPresent(node.readonlyToken, "readonly "); write("["); emit(node.typeParameter.name); write(" in "); emit(node.typeParameter.constraint); write("]"); - if (node.questionToken) { - write("?"); - } + writeIfPresent(node.questionToken, "?"); write(": "); emit(node.type); write(";"); @@ -60277,7 +64796,7 @@ var ts; increaseIndent(); } var preferNewLine = node.multiLine ? 32768 /* PreferNewLine */ : 0 /* None */; - var allowTrailingComma = languageVersion >= 1 /* ES5 */ ? 32 /* AllowTrailingComma */ : 0 /* None */; + var allowTrailingComma = currentSourceFile.languageVersion >= 1 /* ES5 */ ? 32 /* AllowTrailingComma */ : 0 /* None */; emitList(node, properties, 978 /* ObjectLiteralExpressionProperties */ | allowTrailingComma | preferNewLine); if (indentedFlag) { decreaseIndent(); @@ -60289,7 +64808,7 @@ var ts; var indentAfterDot = false; if (!(ts.getEmitFlags(node) & 65536 /* NoIndentation */)) { var dotRangeStart = node.expression.end; - var dotRangeEnd = ts.skipTrivia(currentText, node.expression.end) + 1; + var dotRangeEnd = ts.skipTrivia(currentSourceFile.text, node.expression.end) + 1; var dotToken = { kind: 22 /* DotToken */, pos: dotRangeStart, end: dotRangeEnd }; indentBeforeDot = needsIndentation(node, node.expression, dotToken); indentAfterDot = needsIndentation(node, dotToken, node.name); @@ -60305,10 +64824,12 @@ var ts; // 1..toString is a valid property access, emit a dot after the literal // Also emit a dot if expression is a integer const enum value - it will appear in generated code as numeric literal function needsDotDotForPropertyAccess(expression) { - if (expression.kind === 8 /* NumericLiteral */) { - // check if numeric literal was originally written with a dot + expression = ts.skipPartiallyEmittedExpressions(expression); + if (ts.isNumericLiteral(expression)) { + // check if numeric literal is a decimal literal that was originally written with a dot var text = getLiteralTextOfNode(expression); - return text.indexOf(ts.tokenToString(22 /* DotToken */)) < 0; + return !expression.numericLiteralFlags + && text.indexOf(ts.tokenToString(22 /* DotToken */)) < 0; } else if (ts.isPropertyAccessExpression(expression) || ts.isElementAccessExpression(expression)) { // check if constant enum value is integer @@ -60316,7 +64837,7 @@ var ts; // isFinite handles cases when constantValue is undefined return isFinite(constantValue) && Math.floor(constantValue) === constantValue - && compilerOptions.removeComments; + && printerOptions.removeComments; } } function emitElementAccessExpression(node) { @@ -60342,11 +64863,9 @@ var ts; emitExpression(node.template); } function emitTypeAssertionExpression(node) { - if (node.type) { - write("<"); - emit(node.type); - write(">"); - } + write("<"); + emit(node.type); + write(">"); emitExpression(node.expression); } function emitParenthesizedExpression(node) { @@ -60405,7 +64924,7 @@ var ts; // expression a prefix increment whose operand is a plus expression - (++(+x)) // The same is true of minus of course. var operand = node.operand; - return operand.kind === 190 /* PrefixUnaryExpression */ + return operand.kind === 191 /* PrefixUnaryExpression */ && ((node.operator === 36 /* PlusToken */ && (operand.operator === 36 /* PlusToken */ || operand.operator === 42 /* PlusPlusToken */)) || (node.operator === 37 /* MinusToken */ && (operand.operator === 37 /* MinusToken */ || operand.operator === 43 /* MinusMinusToken */))); } @@ -60471,6 +64990,11 @@ var ts; emitExpression(node.expression); write("!"); } + function emitMetaProperty(node) { + writeToken(node.keywordToken, node.pos); + write("."); + emit(node.name); + } // // Misc // @@ -60490,6 +65014,10 @@ var ts; else { writeToken(16 /* OpenBraceToken */, node.pos, /*contextNode*/ node); emitBlockStatements(node); + // We have to call emitLeadingComments explicitly here because otherwise leading comments of the close brace token will not be emitted + increaseIndent(); + emitLeadingCommentsOfPosition(node.statements.end); + decreaseIndent(); writeToken(17 /* CloseBraceToken */, node.statements.end, /*contextNode*/ node); } } @@ -60519,27 +65047,27 @@ var ts; writeToken(18 /* OpenParenToken */, openParenPos, node); emitExpression(node.expression); writeToken(19 /* CloseParenToken */, node.expression.end, node); - emitEmbeddedStatement(node.thenStatement); + emitEmbeddedStatement(node, node.thenStatement); if (node.elseStatement) { - writeLine(); + writeLineOrSpace(node); writeToken(81 /* ElseKeyword */, node.thenStatement.end, node); - if (node.elseStatement.kind === 208 /* IfStatement */) { + if (node.elseStatement.kind === 210 /* IfStatement */) { write(" "); emit(node.elseStatement); } else { - emitEmbeddedStatement(node.elseStatement); + emitEmbeddedStatement(node, node.elseStatement); } } } function emitDoStatement(node) { write("do"); - emitEmbeddedStatement(node.statement); + emitEmbeddedStatement(node, node.statement); if (ts.isBlock(node.statement)) { write(" "); } else { - writeLine(); + writeLineOrSpace(node); } write("while ("); emitExpression(node.expression); @@ -60549,7 +65077,7 @@ var ts; write("while ("); emitExpression(node.expression); write(")"); - emitEmbeddedStatement(node.statement); + emitEmbeddedStatement(node, node.statement); } function emitForStatement(node) { var openParenPos = writeToken(87 /* ForKeyword */, node.pos); @@ -60561,7 +65089,7 @@ var ts; write(";"); emitExpressionWithPrefix(" ", node.incrementor); write(")"); - emitEmbeddedStatement(node.statement); + emitEmbeddedStatement(node, node.statement); } function emitForInStatement(node) { var openParenPos = writeToken(87 /* ForKeyword */, node.pos); @@ -60571,21 +65099,22 @@ var ts; write(" in "); emitExpression(node.expression); writeToken(19 /* CloseParenToken */, node.expression.end); - emitEmbeddedStatement(node.statement); + emitEmbeddedStatement(node, node.statement); } function emitForOfStatement(node) { var openParenPos = writeToken(87 /* ForKeyword */, node.pos); write(" "); + emitWithSuffix(node.awaitModifier, " "); writeToken(18 /* OpenParenToken */, openParenPos); emitForBinding(node.initializer); write(" of "); emitExpression(node.expression); writeToken(19 /* CloseParenToken */, node.expression.end); - emitEmbeddedStatement(node.statement); + emitEmbeddedStatement(node, node.statement); } function emitForBinding(node) { if (node !== undefined) { - if (node.kind === 224 /* VariableDeclarationList */) { + if (node.kind === 226 /* VariableDeclarationList */) { emit(node); } else { @@ -60612,7 +65141,7 @@ var ts; write("with ("); emitExpression(node.expression); write(")"); - emitEmbeddedStatement(node.statement); + emitEmbeddedStatement(node, node.statement); } function emitSwitchStatement(node) { var openParenPos = writeToken(97 /* SwitchKeyword */, node.pos); @@ -60636,9 +65165,12 @@ var ts; function emitTryStatement(node) { write("try "); emit(node.tryBlock); - emit(node.catchClause); + if (node.catchClause) { + writeLineOrSpace(node); + emit(node.catchClause); + } if (node.finallyBlock) { - writeLine(); + writeLineOrSpace(node); write("finally "); emit(node.finallyBlock); } @@ -60669,6 +65201,9 @@ var ts; emitIdentifierName(node.name); emitSignatureAndBody(node, emitSignatureHead); } + function emitBlockCallback(_hint, body) { + emitBlockFunctionBody(body); + } function emitSignatureAndBody(node, emitSignatureHead) { var body = node.body; if (body) { @@ -60679,14 +65214,23 @@ var ts; } if (ts.getEmitFlags(node) & 262144 /* ReuseTempVariableScope */) { emitSignatureHead(node); - emitBlockFunctionBody(body); + if (onEmitNode) { + onEmitNode(3 /* Unspecified */, body, emitBlockCallback); + } + else { + emitBlockFunctionBody(body); + } } else { - var savedTempFlags = tempFlags; - tempFlags = 0; + pushNameGenerationScope(); emitSignatureHead(node); - emitBlockFunctionBody(body); - tempFlags = savedTempFlags; + if (onEmitNode) { + onEmitNode(3 /* Unspecified */, body, emitBlockCallback); + } + else { + emitBlockFunctionBody(body); + } + popNameGenerationScope(); } if (indentedFlag) { decreaseIndent(); @@ -60741,9 +65285,15 @@ var ts; function emitBlockFunctionBody(body) { write(" {"); increaseIndent(); - emitBodyWithDetachedComments(body, body.statements, shouldEmitBlockFunctionBodyOnSingleLine(body) + var emitBlockFunctionBody = shouldEmitBlockFunctionBodyOnSingleLine(body) ? emitBlockFunctionBodyOnSingleLine - : emitBlockFunctionBodyWorker); + : emitBlockFunctionBodyWorker; + if (emitBodyWithDetachedComments) { + emitBodyWithDetachedComments(body, body.statements, emitBlockFunctionBody); + } + else { + emitBlockFunctionBody(body); + } decreaseIndent(); writeToken(17 /* CloseBraceToken */, body.statements.end, body); } @@ -60753,8 +65303,9 @@ var ts; function emitBlockFunctionBodyWorker(body, emitBlockFunctionBodyOnSingleLine) { // Emit all the prologue directives (like "use strict"). var statementOffset = emitPrologueDirectives(body.statements, /*startWithNewLine*/ true); - var helpersEmitted = emitHelpers(body); - if (statementOffset === 0 && !helpersEmitted && emitBlockFunctionBodyOnSingleLine) { + var pos = writer.getTextPos(); + emitHelpersIndirect(body); + if (statementOffset === 0 && pos === writer.getTextPos() && emitBlockFunctionBodyOnSingleLine) { decreaseIndent(); emitList(body, body.statements, 384 /* SingleLineFunctionBodyStatements */); increaseIndent(); @@ -60777,15 +65328,14 @@ var ts; } emitTypeParameters(node, node.typeParameters); emitList(node, node.heritageClauses, 256 /* ClassHeritageClauses */); - var savedTempFlags = tempFlags; - tempFlags = 0; + pushNameGenerationScope(); write(" {"); emitList(node, node.members, 65 /* ClassMembers */); write("}"); + popNameGenerationScope(); if (indentedFlag) { decreaseIndent(); } - tempFlags = savedTempFlags; } function emitInterfaceDeclaration(node) { emitDecorators(node, node.decorators); @@ -60812,19 +65362,18 @@ var ts; emitModifiers(node, node.modifiers); write("enum "); emit(node.name); - var savedTempFlags = tempFlags; - tempFlags = 0; + pushNameGenerationScope(); write(" {"); emitList(node, node.members, 81 /* EnumMembers */); write("}"); - tempFlags = savedTempFlags; + popNameGenerationScope(); } function emitModuleDeclaration(node) { emitModifiers(node, node.modifiers); write(node.flags & 16 /* Namespace */ ? "namespace " : "module "); emit(node.name); var body = node.body; - while (body.kind === 230 /* ModuleDeclaration */) { + while (body.kind === 232 /* ModuleDeclaration */) { write("."); emit(body.name); body = body.body; @@ -60837,13 +65386,11 @@ var ts; write("{ }"); } else { - var savedTempFlags = tempFlags; - tempFlags = 0; + pushNameGenerationScope(); write("{"); - increaseIndent(); emitBlockStatements(node); write("}"); - tempFlags = savedTempFlags; + popNameGenerationScope(); } } function emitCaseBlock(node) { @@ -60951,14 +65498,20 @@ var ts; write("<"); emitJsxTagName(node.tagName); write(" "); - emitList(node, node.attributes, 131328 /* JsxElementAttributes */); + // We are checking here so we won't re-enter the emiting pipeline and emit extra sourcemap + if (node.attributes.properties && node.attributes.properties.length > 0) { + emit(node.attributes); + } write("/>"); } function emitJsxOpeningElement(node) { write("<"); emitJsxTagName(node.tagName); - writeIfAny(node.attributes, " "); - emitList(node, node.attributes, 131328 /* JsxElementAttributes */); + writeIfAny(node.attributes.properties, " "); + // We are checking here so we won't re-enter the emitting pipeline and emit extra sourcemap + if (node.attributes.properties && node.attributes.properties.length > 0) { + emit(node.attributes); + } write(">"); } function emitJsxText(node) { @@ -60969,6 +65522,9 @@ var ts; emitJsxTagName(node.tagName); write(">"); } + function emitJsxAttributes(node) { + emitList(node, node.properties, 131328 /* JsxElementAttributes */); + } function emitJsxAttribute(node) { emit(node.name); emitWithPrefix("=", node.initializer); @@ -60981,6 +65537,9 @@ var ts; function emitJsxExpression(node) { if (node.expression) { write("{"); + if (node.dotDotDotToken) { + write("..."); + } emitExpression(node.expression); write("}"); } @@ -61028,7 +65587,6 @@ var ts; emitList(node, node.types, 272 /* HeritageClauseTypes */); } function emitCatchClause(node) { - writeLine(); var openParenPos = writeToken(73 /* CatchKeyword */, node.pos); write(" "); writeToken(18 /* OpenParenToken */, openParenPos); @@ -61051,7 +65609,7 @@ var ts; // "comment1" is not considered to be leading comment for node.initializer // but rather a trailing comment on the previous node. var initializer = node.initializer; - if ((ts.getEmitFlags(initializer) & 512 /* NoLeadingComments */) === 0) { + if (emitTrailingCommentsOfPosition && (ts.getEmitFlags(initializer) & 512 /* NoLeadingComments */) === 0) { var commentRange = ts.getCommentRange(initializer); emitTrailingCommentsOfPosition(commentRange.pos); } @@ -61082,17 +65640,27 @@ var ts; // function emitSourceFile(node) { writeLine(); - emitShebang(); - emitBodyWithDetachedComments(node, node.statements, emitSourceFileWorker); + var statements = node.statements; + if (emitBodyWithDetachedComments) { + // Emit detached comment if there are no prologue directives or if the first node is synthesized. + // The synthesized node will have no leading comment so some comments may be missed. + var shouldEmitDetachedComment = statements.length === 0 || + !ts.isPrologueDirective(statements[0]) || + ts.nodeIsSynthesized(statements[0]); + if (shouldEmitDetachedComment) { + emitBodyWithDetachedComments(node, statements, emitSourceFileWorker); + return; + } + } + emitSourceFileWorker(node); } function emitSourceFileWorker(node) { var statements = node.statements; - var statementOffset = emitPrologueDirectives(statements); - var savedTempFlags = tempFlags; - tempFlags = 0; - emitHelpers(node); - emitList(node, statements, 1 /* MultiLine */, statementOffset); - tempFlags = savedTempFlags; + pushNameGenerationScope(); + emitHelpersIndirect(node); + var index = ts.findIndex(statements, function (statement) { return !ts.isPrologueDirective(statement); }); + emitList(node, statements, 1 /* MultiLine */, index === -1 ? statements.length : index); + popNameGenerationScope(); } // Transformation nodes function emitPartiallyEmittedExpression(node) { @@ -61102,13 +65670,20 @@ var ts; * Emits any prologue directives at the start of a Statement list, returning the * number of prologue directives written to the output. */ - function emitPrologueDirectives(statements, startWithNewLine) { + function emitPrologueDirectives(statements, startWithNewLine, seenPrologueDirectives) { for (var i = 0; i < statements.length; i++) { - if (ts.isPrologueDirective(statements[i])) { - if (startWithNewLine || i > 0) { - writeLine(); + var statement = statements[i]; + if (ts.isPrologueDirective(statement)) { + var shouldEmitPrologueDirective = seenPrologueDirectives ? !seenPrologueDirectives.has(statement.expression.text) : true; + if (shouldEmitPrologueDirective) { + if (startWithNewLine || i > 0) { + writeLine(); + } + emit(statement); + if (seenPrologueDirectives) { + seenPrologueDirectives.set(statement.expression.text, statement.expression.text); + } } - emit(statements[i]); } else { // return index of the first non prologue directive @@ -61117,81 +65692,42 @@ var ts; } return statements.length; } - function emitHelpers(node, isBundle) { - var sourceFile = ts.isSourceFile(node) ? node : currentSourceFile; - var shouldSkip = compilerOptions.noEmitHelpers || (sourceFile && ts.getExternalHelpersModuleName(sourceFile) !== undefined); - var shouldBundle = ts.isSourceFile(node) && !isOwnFileEmit; - var helpersEmitted = false; - var helpers = ts.getEmitHelpers(node); - if (helpers) { - for (var _a = 0, _b = ts.stableSort(helpers, ts.compareEmitHelpers); _a < _b.length; _a++) { - var helper = _b[_a]; - if (!helper.scoped) { - // Skip the helper if it can be skipped and the noEmitHelpers compiler - // option is set, or if it can be imported and the importHelpers compiler - // option is set. - if (shouldSkip) - continue; - // Skip the helper if it can be bundled but hasn't already been emitted and we - // are emitting a bundled module. - if (shouldBundle) { - if (bundledHelpers[helper.name]) { - continue; - } - bundledHelpers[helper.name] = true; - } - } - else if (isBundle) { - // Skip the helper if it is scoped and we are emitting bundled helpers - continue; - } - writeLines(helper.text); - helpersEmitted = true; - } + function emitPrologueDirectivesIfNeeded(sourceFileOrBundle) { + if (ts.isSourceFile(sourceFileOrBundle)) { + setSourceFile(sourceFileOrBundle); + emitPrologueDirectives(sourceFileOrBundle.statements); } - if (helpersEmitted) { - writeLine(); + else { + var seenPrologueDirectives = ts.createMap(); + for (var _a = 0, _b = sourceFileOrBundle.sourceFiles; _a < _b.length; _a++) { + var sourceFile = _b[_a]; + setSourceFile(sourceFile); + emitPrologueDirectives(sourceFile.statements, /*startWithNewLine*/ true, seenPrologueDirectives); + } } - return helpersEmitted; } - function writeLines(text) { - var lines = text.split(/\r\n?|\n/g); - var indentation = guessIndentation(lines); - for (var i = 0; i < lines.length; i++) { - var line = indentation ? lines[i].slice(indentation) : lines[i]; - if (line.length) { - if (i > 0) { - writeLine(); - } - write(line); + function emitShebangIfNeeded(sourceFileOrBundle) { + if (ts.isSourceFile(sourceFileOrBundle)) { + var shebang = ts.getShebang(sourceFileOrBundle.text); + if (shebang) { + write(shebang); + writeLine(); + return true; } } - } - function guessIndentation(lines) { - var indentation; - for (var _a = 0, lines_1 = lines; _a < lines_1.length; _a++) { - var line = lines_1[_a]; - for (var i = 0; i < line.length && (indentation === undefined || i < indentation); i++) { - if (!ts.isWhiteSpace(line.charCodeAt(i))) { - if (indentation === undefined || i < indentation) { - indentation = i; - break; - } + else { + for (var _a = 0, _b = sourceFileOrBundle.sourceFiles; _a < _b.length; _a++) { + var sourceFile = _b[_a]; + // Emit only the first encountered shebang + if (emitShebangIfNeeded(sourceFile)) { + break; } } } - return indentation; } // // Helpers // - function emitShebang() { - var shebang = ts.getShebang(currentText); - if (shebang) { - write(shebang); - writeLine(); - } - } function emitModifiers(node, modifiers) { if (modifiers && modifiers.length) { emitList(node, modifiers, 256 /* Modifiers */); @@ -61216,8 +65752,8 @@ var ts; write(suffix); } } - function emitEmbeddedStatement(node) { - if (ts.isBlock(node)) { + function emitEmbeddedStatement(parent, node) { + if (ts.isBlock(node) || ts.getEmitFlags(parent) & 1 /* SingleLine */) { write(" "); emit(node); } @@ -61274,6 +65810,9 @@ var ts; if (format & 7680 /* BracketsMask */) { write(getOpeningBracket(format)); } + if (onBeforeEmitNodeArray) { + onBeforeEmitNodeArray(children); + } if (isEmpty) { // Write a line terminator if the parent node was multi-line if (format & 1 /* MultiLine */) { @@ -61306,6 +65845,15 @@ var ts; var child = children[start + i]; // Write the delimiter if this is not the first node. if (previousSibling) { + // i.e + // function commentedParameters( + // /* Parameter a */ + // a + // /* End of parameter a */ -> this comment isn't considered to be trailing comment of parameter "a" due to newline + // , + if (delimiter && previousSibling.end !== parentNode.end) { + emitLeadingCommentsOfPosition(previousSibling.end); + } write(delimiter); // Write either a line terminator or whitespace to separate the elements. if (shouldWriteSeparatingLineTerminator(previousSibling, child, format)) { @@ -61322,14 +65870,16 @@ var ts; write(" "); } } + // Emit this child. if (shouldEmitInterveningComments) { - var commentRange = ts.getCommentRange(child); - emitTrailingCommentsOfPosition(commentRange.pos); + if (emitTrailingCommentsOfPosition) { + var commentRange = ts.getCommentRange(child); + emitTrailingCommentsOfPosition(commentRange.pos); + } } else { shouldEmitInterveningComments = mayEmitInterveningComments; } - // Emit this child. emit(child); if (shouldDecreaseIndentAfterEmit) { decreaseIndent(); @@ -61342,6 +65892,15 @@ var ts; if (format & 16 /* CommaDelimited */ && hasTrailingComma) { write(","); } + // Emit any trailing comment of the last element in the list + // i.e + // var array = [... + // 2 + // /* end of element 2 */ + // ]; + if (previousSibling && delimiter && previousSibling.end !== parentNode.end) { + emitLeadingCommentsOfPosition(previousSibling.end); + } // Decrease the indent, if requested. if (format & 64 /* Indented */) { decreaseIndent(); @@ -61354,28 +65913,80 @@ var ts; write(" "); } } + if (onAfterEmitNodeArray) { + onAfterEmitNodeArray(children); + } if (format & 7680 /* BracketsMask */) { write(getClosingBracket(format)); } } + function write(s) { + writer.write(s); + } + function writeLine() { + writer.writeLine(); + } + function increaseIndent() { + writer.increaseIndent(); + } + function decreaseIndent() { + writer.decreaseIndent(); + } function writeIfAny(nodes, text) { - if (nodes && nodes.length > 0) { + if (ts.some(nodes)) { write(text); } } function writeIfPresent(node, text) { - if (node !== undefined) { + if (node) { write(text); } } function writeToken(token, pos, contextNode) { - return emitTokenWithSourceMap(contextNode, token, pos, writeTokenText); + return onEmitSourceMapOfToken + ? onEmitSourceMapOfToken(contextNode, token, pos, writeTokenText) + : writeTokenText(token, pos); } function writeTokenText(token, pos) { var tokenString = ts.tokenToString(token); write(tokenString); return pos < 0 ? pos : pos + tokenString.length; } + function writeLineOrSpace(node) { + if (ts.getEmitFlags(node) & 1 /* SingleLine */) { + write(" "); + } + else { + writeLine(); + } + } + function writeLines(text) { + var lines = text.split(/\r\n?|\n/g); + var indentation = guessIndentation(lines); + for (var i = 0; i < lines.length; i++) { + var line = indentation ? lines[i].slice(indentation) : lines[i]; + if (line.length) { + writeLine(); + write(line); + writeLine(); + } + } + } + function guessIndentation(lines) { + var indentation; + for (var _a = 0, lines_1 = lines; _a < lines_1.length; _a++) { + var line = lines_1[_a]; + for (var i = 0; i < line.length && (indentation === undefined || i < indentation); i++) { + if (!ts.isWhiteSpace(line.charCodeAt(i))) { + if (indentation === undefined || i < indentation) { + indentation = i; + break; + } + } + } + } + return indentation; + } function increaseIndentIf(value, valueToWriteWhenNotIndenting) { if (value) { increaseIndent(); @@ -61485,15 +66096,23 @@ var ts; && !ts.nodeIsSynthesized(node2) && !ts.rangeEndIsOnSameLineAsRangeStart(node1, node2, currentSourceFile); } + function isSingleLineEmptyBlock(block) { + return !block.multiLine + && isEmptyBlock(block); + } + function isEmptyBlock(block) { + return block.statements.length === 0 + && ts.rangeEndIsOnSameLineAsRangeStart(block, block, currentSourceFile); + } function skipSynthesizedParentheses(node) { - while (node.kind === 183 /* ParenthesizedExpression */ && ts.nodeIsSynthesized(node)) { + while (node.kind === 184 /* ParenthesizedExpression */ && ts.nodeIsSynthesized(node)) { node = node.expression; } return node; } function getTextOfNode(node, includeTrivia) { if (ts.isGeneratedIdentifier(node)) { - return getGeneratedIdentifier(node); + return generateName(node); } else if (ts.isIdentifier(node) && (ts.nodeIsSynthesized(node) || !node.parent)) { return ts.unescapeIdentifier(node.text); @@ -61516,26 +66135,60 @@ var ts; return getLiteralTextOfNode(textSourceNode); } } - return ts.getLiteralText(node, currentSourceFile, languageVersion); + return ts.getLiteralText(node, currentSourceFile); } - function isSingleLineEmptyBlock(block) { - return !block.multiLine - && isEmptyBlock(block); + /** + * Push a new name generation scope. + */ + function pushNameGenerationScope() { + tempFlagsStack.push(tempFlags); + tempFlags = 0; } - function isEmptyBlock(block) { - return block.statements.length === 0 - && ts.rangeEndIsOnSameLineAsRangeStart(block, block, currentSourceFile); + /** + * Pop the current name generation scope. + */ + function popNameGenerationScope() { + tempFlags = tempFlagsStack.pop(); + } + /** + * Generate the text for a generated identifier. + */ + function generateName(name) { + if (name.autoGenerateKind === 4 /* Node */) { + // Node names generate unique names based on their original node + // and are cached based on that node's id. + var node = getNodeForGeneratedName(name); + return generateNameCached(node); + } + else { + // Auto, Loop, and Unique names are cached based on their unique + // autoGenerateId. + var autoGenerateId = name.autoGenerateId; + return autoGeneratedIdToGeneratedName[autoGenerateId] || (autoGeneratedIdToGeneratedName[autoGenerateId] = ts.unescapeIdentifier(makeName(name))); + } } + function generateNameCached(node) { + var nodeId = ts.getNodeId(node); + return nodeIdToGeneratedName[nodeId] || (nodeIdToGeneratedName[nodeId] = ts.unescapeIdentifier(generateNameForNode(node))); + } + /** + * Returns a value indicating whether a name is unique globally, within the current file, + * or within the NameGenerator. + */ function isUniqueName(name) { - return !resolver.hasGlobalName(name) && - !ts.hasProperty(currentFileIdentifiers, name) && - !ts.hasProperty(generatedNameSet, name); + return !(hasGlobalName && hasGlobalName(name)) + && !currentSourceFile.identifiers.has(name) + && !generatedNames.has(name); } + /** + * Returns a value indicating whether a name is unique within a container. + */ function isUniqueLocalName(name, container) { for (var node = container; ts.isNodeDescendantOf(node, container); node = node.nextContainer) { - if (node.locals && ts.hasProperty(node.locals, name)) { + if (node.locals) { + var local = node.locals.get(name); // We conservatively include alias symbols to cover cases where they're emitted as locals - if (node.locals[name].flags & (107455 /* Value */ | 1048576 /* ExportValue */ | 8388608 /* Alias */)) { + if (local && local.flags & (107455 /* Value */ | 1048576 /* ExportValue */ | 8388608 /* Alias */)) { return false; } } @@ -61543,16 +66196,16 @@ var ts; return true; } /** - * Return the next available name in the pattern _a ... _z, _0, _1, ... - * TempFlags._i or TempFlags._n may be used to express a preference for that dedicated name. - * Note that names generated by makeTempVariableName and makeUniqueName will never conflict. - */ + * Return the next available name in the pattern _a ... _z, _0, _1, ... + * TempFlags._i or TempFlags._n may be used to express a preference for that dedicated name. + * Note that names generated by makeTempVariableName and makeUniqueName will never conflict. + */ function makeTempVariableName(flags) { if (flags && !(tempFlags & flags)) { - var name_39 = flags === 268435456 /* _i */ ? "_i" : "_n"; - if (isUniqueName(name_39)) { + var name = flags === 268435456 /* _i */ ? "_i" : "_n"; + if (isUniqueName(name)) { tempFlags |= flags; - return name_39; + return name; } } while (true) { @@ -61560,19 +66213,21 @@ var ts; tempFlags++; // Skip over 'i' and 'n' if (count !== 8 && count !== 13) { - var name_40 = count < 26 + var name = count < 26 ? "_" + String.fromCharCode(97 /* a */ + count) : "_" + (count - 26); - if (isUniqueName(name_40)) { - return name_40; + if (isUniqueName(name)) { + return name; } } } } - // Generate a name that is unique within the current file and doesn't conflict with any names - // in global scope. The name is formed by adding an '_n' suffix to the specified base name, - // where n is a positive integer. Note that names generated by makeTempVariableName and - // makeUniqueName are guaranteed to never conflict. + /** + * Generate a name that is unique within the current file and doesn't conflict with any names + * in global scope. The name is formed by adding an '_n' suffix to the specified base name, + * where n is a positive integer. Note that names generated by makeTempVariableName and + * makeUniqueName are guaranteed to never conflict. + */ function makeUniqueName(baseName) { // Find the first unique 'name_n', where n is a positive number if (baseName.charCodeAt(baseName.length - 1) !== 95 /* _ */) { @@ -61582,73 +66237,90 @@ var ts; while (true) { var generatedName = baseName + i; if (isUniqueName(generatedName)) { - return generatedNameSet[generatedName] = generatedName; + generatedNames.set(generatedName, generatedName); + return generatedName; } i++; } } + /** + * Generates a unique name for a ModuleDeclaration or EnumDeclaration. + */ function generateNameForModuleOrEnum(node) { var name = getTextOfNode(node.name); // Use module/enum name itself if it is unique, otherwise make a unique variation return isUniqueLocalName(name, node) ? name : makeUniqueName(name); } + /** + * Generates a unique name for an ImportDeclaration or ExportDeclaration. + */ function generateNameForImportOrExportDeclaration(node) { var expr = ts.getExternalModuleName(node); var baseName = expr.kind === 9 /* StringLiteral */ ? ts.escapeIdentifier(ts.makeIdentifierFromModuleName(expr.text)) : "module"; return makeUniqueName(baseName); } + /** + * Generates a unique name for a default export. + */ function generateNameForExportDefault() { return makeUniqueName("default"); } + /** + * Generates a unique name for a class expression. + */ function generateNameForClassExpression() { return makeUniqueName("class"); } + function generateNameForMethodOrAccessor(node) { + if (ts.isIdentifier(node.name)) { + return generateNameCached(node.name); + } + return makeTempVariableName(0 /* Auto */); + } /** * Generates a unique name from a node. - * - * @param node A node. */ function generateNameForNode(node) { switch (node.kind) { case 70 /* Identifier */: return makeUniqueName(getTextOfNode(node)); - case 230 /* ModuleDeclaration */: - case 229 /* EnumDeclaration */: + case 232 /* ModuleDeclaration */: + case 231 /* EnumDeclaration */: return generateNameForModuleOrEnum(node); - case 235 /* ImportDeclaration */: - case 241 /* ExportDeclaration */: + case 237 /* ImportDeclaration */: + case 243 /* ExportDeclaration */: return generateNameForImportOrExportDeclaration(node); - case 225 /* FunctionDeclaration */: - case 226 /* ClassDeclaration */: - case 240 /* ExportAssignment */: + case 227 /* FunctionDeclaration */: + case 228 /* ClassDeclaration */: + case 242 /* ExportAssignment */: return generateNameForExportDefault(); - case 197 /* ClassExpression */: + case 198 /* ClassExpression */: return generateNameForClassExpression(); + case 150 /* MethodDeclaration */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + return generateNameForMethodOrAccessor(node); default: return makeTempVariableName(0 /* Auto */); } } /** * Generates a unique identifier for a node. - * - * @param name A generated name. */ - function generateName(name) { + function makeName(name) { switch (name.autoGenerateKind) { case 1 /* Auto */: return makeTempVariableName(0 /* Auto */); case 2 /* Loop */: return makeTempVariableName(268435456 /* _i */); case 3 /* Unique */: - return makeUniqueName(name.text); + return makeUniqueName(ts.unescapeIdentifier(name.text)); } ts.Debug.fail("Unsupported GeneratedIdentifierKind."); } /** * Gets the node from which a name should be generated. - * - * @param name A generated name wrapper. */ function getNodeForGeneratedName(name) { var autoGenerateId = name.autoGenerateId; @@ -61668,53 +66340,40 @@ var ts; // otherwise, return the original node for the source; return node; } - /** - * Gets the generated identifier text from a generated identifier. - * - * @param name The generated identifier. - */ - function getGeneratedIdentifier(name) { - if (name.autoGenerateKind === 4 /* Node */) { - // Generated names generate unique names based on their original node - // and are cached based on that node's id - var node = getNodeForGeneratedName(name); - var nodeId = ts.getNodeId(node); - return nodeIdToGeneratedName[nodeId] || (nodeIdToGeneratedName[nodeId] = ts.unescapeIdentifier(generateNameForNode(node))); - } - else { - // Auto, Loop, and Unique names are cached based on their unique - // autoGenerateId. - var autoGenerateId = name.autoGenerateId; - return autoGeneratedIdToGeneratedName[autoGenerateId] || (autoGeneratedIdToGeneratedName[autoGenerateId] = ts.unescapeIdentifier(generateName(name))); - } - } - function createDelimiterMap() { - var delimiters = []; - delimiters[0 /* None */] = ""; - delimiters[16 /* CommaDelimited */] = ","; - delimiters[4 /* BarDelimited */] = " |"; - delimiters[8 /* AmpersandDelimited */] = " &"; - return delimiters; - } - function getDelimiter(format) { - return delimiters[format & 28 /* DelimitersMask */]; - } - function createBracketsMap() { - var brackets = []; - brackets[512 /* Braces */] = ["{", "}"]; - brackets[1024 /* Parenthesis */] = ["(", ")"]; - brackets[2048 /* AngleBrackets */] = ["<", ">"]; - brackets[4096 /* SquareBrackets */] = ["[", "]"]; - return brackets; - } - function getOpeningBracket(format) { - return brackets[format & 7680 /* BracketsMask */][0]; - } - function getClosingBracket(format) { - return brackets[format & 7680 /* BracketsMask */][1]; - } } - ts.emitFiles = emitFiles; + ts.createPrinter = createPrinter; + function createDelimiterMap() { + var delimiters = []; + delimiters[0 /* None */] = ""; + delimiters[16 /* CommaDelimited */] = ","; + delimiters[4 /* BarDelimited */] = " |"; + delimiters[8 /* AmpersandDelimited */] = " &"; + return delimiters; + } + function getDelimiter(format) { + return delimiters[format & 28 /* DelimitersMask */]; + } + function createBracketsMap() { + var brackets = []; + brackets[512 /* Braces */] = ["{", "}"]; + brackets[1024 /* Parenthesis */] = ["(", ")"]; + brackets[2048 /* AngleBrackets */] = ["<", ">"]; + brackets[4096 /* SquareBrackets */] = ["[", "]"]; + return brackets; + } + function getOpeningBracket(format) { + return brackets[format & 7680 /* BracketsMask */][0]; + } + function getClosingBracket(format) { + return brackets[format & 7680 /* BracketsMask */][1]; + } + // Flags enum to track count of temp variables and a few dedicated names + var TempFlags; + (function (TempFlags) { + TempFlags[TempFlags["Auto"] = 0] = "Auto"; + TempFlags[TempFlags["CountMask"] = 268435455] = "CountMask"; + TempFlags[TempFlags["_i"] = 268435456] = "_i"; + })(TempFlags || (TempFlags = {})); var ListFormat; (function (ListFormat) { ListFormat[ListFormat["None"] = 0] = "None"; @@ -61790,6 +66449,7 @@ var ts; var ts; (function (ts) { var emptyArray = []; + var ignoreDiagnosticCommentRegEx = /(^\s*$)|(^\s*\/\/\/?\s*(@ts-ignore)?)/; function findConfigFile(searchPath, fileExists, configName) { if (configName === void 0) { configName = "tsconfig.json"; } while (true) { @@ -61824,7 +66484,8 @@ var ts; commonPathComponents = sourcePathComponents; return; } - for (var i = 0, n = Math.min(commonPathComponents.length, sourcePathComponents.length); i < n; i++) { + var n = Math.min(commonPathComponents.length, sourcePathComponents.length); + for (var i = 0; i < n; i++) { if (getCanonicalFileName(commonPathComponents[i]) !== getCanonicalFileName(sourcePathComponents[i])) { if (i === 0) { // Failed to find any common path component @@ -61857,8 +66518,6 @@ var ts; // otherwise use toLowerCase as a canonical form. return ts.sys.useCaseSensitiveFileNames ? fileName : fileName.toLowerCase(); } - // returned by CScript sys environment - var unsupportedFileEncodingErrorCode = -2147024809; function getSourceFile(fileName, languageVersion, onError) { var text; try { @@ -61869,20 +66528,18 @@ var ts; } catch (e) { if (onError) { - onError(e.number === unsupportedFileEncodingErrorCode - ? ts.createCompilerDiagnostic(ts.Diagnostics.Unsupported_file_encoding).messageText - : e.message); + onError(e.message); } text = ""; } return text !== undefined ? ts.createSourceFile(fileName, text, languageVersion, setParentNodes) : undefined; } function directoryExists(directoryPath) { - if (directoryPath in existingDirectories) { + if (existingDirectories.has(directoryPath)) { return true; } if (ts.sys.directoryExists(directoryPath)) { - existingDirectories[directoryPath] = true; + existingDirectories.set(directoryPath, true); return true; } return false; @@ -61901,10 +66558,11 @@ var ts; } var hash = ts.sys.createHash(data); var mtimeBefore = ts.sys.getModifiedTime(fileName); - if (mtimeBefore && fileName in outputFingerprints) { - var fingerprint = outputFingerprints[fileName]; + if (mtimeBefore) { + var fingerprint = outputFingerprints.get(fileName); // If output has not been changed, and the file has no external modification - if (fingerprint.byteOrderMark === writeByteOrderMark && + if (fingerprint && + fingerprint.byteOrderMark === writeByteOrderMark && fingerprint.hash === hash && fingerprint.mtime.getTime() === mtimeBefore.getTime()) { return; @@ -61912,11 +66570,11 @@ var ts; } ts.sys.writeFile(fileName, data, writeByteOrderMark); var mtimeAfter = ts.sys.getModifiedTime(fileName); - outputFingerprints[fileName] = { + outputFingerprints.set(fileName, { hash: hash, byteOrderMark: writeByteOrderMark, mtime: mtimeAfter - }; + }); } function writeFile(fileName, data, writeByteOrderMark, onError) { try { @@ -62015,10 +66673,14 @@ var ts; var resolutions = []; var cache = ts.createMap(); for (var _i = 0, names_1 = names; _i < names_1.length; _i++) { - var name_41 = names_1[_i]; - var result = name_41 in cache - ? cache[name_41] - : cache[name_41] = loader(name_41, containingFile); + var name = names_1[_i]; + var result = void 0; + if (cache.has(name)) { + result = cache.get(name); + } + else { + cache.set(name, result = loader(name, containingFile)); + } resolutions.push(result); } return resolutions; @@ -62030,6 +66692,8 @@ var ts; var diagnosticsProducingTypeChecker; var noDiagnosticsTypeChecker; var classifiableNames; + var cachedSemanticDiagnosticsForFile = {}; + var cachedDeclarationDiagnosticsForFile = {}; var resolvedTypeReferenceDirectives = ts.createMap(); var fileProcessingDiagnostics = ts.createDiagnosticCollection(); // The below settings are to track if a .js file should be add to the program if loaded via searching under node_modules. @@ -62054,6 +66718,7 @@ var ts; var supportedExtensions = ts.getSupportedExtensions(options); // Map storing if there is emit blocking diagnostics for given input var hasEmitBlockingDiagnostics = ts.createFileMap(getCanonicalFileName); + var moduleResolutionCache; var resolveModuleNamesWorker; if (host.resolveModuleNames) { resolveModuleNamesWorker = function (moduleNames, containingFile) { return host.resolveModuleNames(moduleNames, containingFile).map(function (resolved) { @@ -62067,7 +66732,8 @@ var ts; }); }; } else { - var loader_1 = function (moduleName, containingFile) { return ts.resolveModuleName(moduleName, containingFile, options, host).resolvedModule; }; + moduleResolutionCache = ts.createModuleResolutionCache(currentDirectory, function (x) { return host.getCanonicalFileName(x); }); + var loader_1 = function (moduleName, containingFile) { return ts.resolveModuleName(moduleName, containingFile, options, host, moduleResolutionCache).resolvedModule; }; resolveModuleNamesWorker = function (moduleNames, containingFile) { return loadWithLocalCache(moduleNames, containingFile, loader_1); }; } var resolveTypeReferenceDirectiveNamesWorker; @@ -62113,6 +66779,8 @@ var ts; } } } + // unconditionally set moduleResolutionCache to undefined to avoid unnecessary leaks + moduleResolutionCache = undefined; // unconditionally set oldProgram to undefined to prevent it from being captured in closure oldProgram = undefined; program = { @@ -62147,7 +66815,7 @@ var ts; return program; function getCommonSourceDirectory() { if (commonSourceDirectory === undefined) { - var emittedFiles = ts.filterSourceFilesInDirectory(files, isSourceFileFromExternalLibrary); + var emittedFiles = ts.filter(files, function (file) { return ts.sourceFileMayBeEmitted(file, options, isSourceFileFromExternalLibrary); }); if (options.rootDir && checkSourceFilesBelongToPath(emittedFiles, options.rootDir)) { // If a rootDir is specified and is valid use it as the commonSourceDirectory commonSourceDirectory = ts.getNormalizedAbsolutePath(options.rootDir, currentDirectory); @@ -62171,7 +66839,7 @@ var ts; classifiableNames = ts.createMap(); for (var _i = 0, files_2 = files; _i < files_2.length; _i++) { var sourceFile = files_2[_i]; - ts.copyProperties(sourceFile.classifiableNames, classifiableNames); + ts.copyEntries(sourceFile.classifiableNames, classifiableNames); } } return classifiableNames; @@ -62245,7 +66913,7 @@ var ts; // combine results of resolutions and predicted results var j = 0; for (var i = 0; i < result.length; i++) { - if (result[i] == predictedToResolveToAmbientModuleMarker) { + if (result[i] === predictedToResolveToAmbientModuleMarker) { result[i] = undefined; } else { @@ -62378,7 +67046,7 @@ var ts; newSourceFile.resolvedTypeReferenceDirectiveNames = oldSourceFile.resolvedTypeReferenceDirectiveNames; } // update fileName -> file mapping - for (var i = 0, len = newSourceFiles.length; i < len; i++) { + for (var i = 0; i < newSourceFiles.length; i++) { filesByName.set(filePaths[i], newSourceFiles[i]); } files = newSourceFiles; @@ -62407,7 +67075,7 @@ var ts; }; } function isSourceFileFromExternalLibrary(file) { - return sourceFilesFoundSearchingNodeModules[file.path]; + return sourceFilesFoundSearchingNodeModules.get(file.path); } function getDiagnosticsProducingTypeChecker() { return diagnosticsProducingTypeChecker || (diagnosticsProducingTypeChecker = ts.createTypeChecker(program, /*produceDiagnostics:*/ true)); @@ -62418,13 +67086,13 @@ var ts; function getTypeChecker() { return noDiagnosticsTypeChecker || (noDiagnosticsTypeChecker = ts.createTypeChecker(program, /*produceDiagnostics:*/ false)); } - function emit(sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles) { - return runWithCancellationToken(function () { return emitWorker(program, sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles); }); + function emit(sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles, transformers) { + return runWithCancellationToken(function () { return emitWorker(program, sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles, transformers); }); } function isEmitBlocked(emitFileName) { return hasEmitBlockingDiagnostics.contains(ts.toPath(emitFileName, currentDirectory, getCanonicalFileName)); } - function emitWorker(program, sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles) { + function emitWorker(program, sourceFile, writeFileCallback, cancellationToken, emitOnlyDtsFiles, customTransformers) { var declarationDiagnostics = []; if (options.noEmit) { return { diagnostics: declarationDiagnostics, sourceMaps: undefined, emittedFiles: undefined, emitSkipped: true }; @@ -62456,7 +67124,8 @@ var ts; // checked is to not pass the file to getEmitResolver. var emitResolver = getDiagnosticsProducingTypeChecker().getEmitResolver((options.outFile || options.out) ? undefined : sourceFile); ts.performance.mark("beforeEmit"); - var emitResult = ts.emitFiles(emitResolver, getEmitHost(writeFileCallback), sourceFile, emitOnlyDtsFiles); + var transformers = emitOnlyDtsFiles ? [] : ts.getTransformers(options, customTransformers); + var emitResult = ts.emitFiles(emitResolver, getEmitHost(writeFileCallback), sourceFile, emitOnlyDtsFiles, transformers); ts.performance.mark("afterEmit"); ts.performance.measure("Emit", "beforeEmit", "afterEmit"); return emitResult; @@ -62529,19 +67198,48 @@ var ts; } } function getSemanticDiagnosticsForFile(sourceFile, cancellationToken) { + return getAndCacheDiagnostics(sourceFile, cancellationToken, cachedSemanticDiagnosticsForFile, getSemanticDiagnosticsForFileNoCache); + } + function getSemanticDiagnosticsForFileNoCache(sourceFile, cancellationToken) { return runWithCancellationToken(function () { var typeChecker = getDiagnosticsProducingTypeChecker(); ts.Debug.assert(!!sourceFile.bindDiagnostics); var bindDiagnostics = sourceFile.bindDiagnostics; - // For JavaScript files, we don't want to report semantic errors. - // Instead, we'll report errors for using TypeScript-only constructs from within a - // JavaScript file when we get syntactic diagnostics for the file. - var checkDiagnostics = ts.isSourceFileJavaScript(sourceFile) ? [] : typeChecker.getDiagnostics(sourceFile, cancellationToken); + // For JavaScript files, we don't want to report semantic errors unless explicitly requested. + var includeCheckDiagnostics = !ts.isSourceFileJavaScript(sourceFile) || ts.isCheckJsEnabledForFile(sourceFile, options); + var checkDiagnostics = includeCheckDiagnostics ? typeChecker.getDiagnostics(sourceFile, cancellationToken) : []; var fileProcessingDiagnosticsInFile = fileProcessingDiagnostics.getDiagnostics(sourceFile.fileName); var programDiagnosticsInFile = programDiagnostics.getDiagnostics(sourceFile.fileName); - return bindDiagnostics.concat(checkDiagnostics, fileProcessingDiagnosticsInFile, programDiagnosticsInFile); + var diagnostics = bindDiagnostics.concat(checkDiagnostics, fileProcessingDiagnosticsInFile, programDiagnosticsInFile); + return ts.isSourceFileJavaScript(sourceFile) + ? ts.filter(diagnostics, shouldReportDiagnostic) + : diagnostics; }); } + /** + * Skip errors if previous line start with '// @ts-ignore' comment, not counting non-empty non-comment lines + */ + function shouldReportDiagnostic(diagnostic) { + var file = diagnostic.file, start = diagnostic.start; + if (file) { + var lineStarts = ts.getLineStarts(file); + var line = ts.computeLineAndCharacterOfPosition(lineStarts, start).line; + while (line > 0) { + var previousLineText = file.text.slice(lineStarts[line - 1], lineStarts[line]); + var result = ignoreDiagnosticCommentRegEx.exec(previousLineText); + if (!result) { + // non-empty line + return true; + } + if (result[3]) { + // @ts-ignore + return false; + } + line--; + } + } + return true; + } function getJavaScriptSyntacticDiagnosticsForFile(sourceFile) { return runWithCancellationToken(function () { var diagnostics = []; @@ -62552,23 +67250,23 @@ var ts; // Return directly from the case if the given node doesnt want to visit each child // Otherwise break to visit each child switch (parent.kind) { - case 144 /* Parameter */: - case 147 /* PropertyDeclaration */: + case 145 /* Parameter */: + case 148 /* PropertyDeclaration */: if (parent.questionToken === node) { diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics._0_can_only_be_used_in_a_ts_file, "?")); return; } - // Pass through - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 184 /* FunctionExpression */: - case 225 /* FunctionDeclaration */: - case 185 /* ArrowFunction */: - case 225 /* FunctionDeclaration */: - case 223 /* VariableDeclaration */: + // falls through + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 151 /* Constructor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 185 /* FunctionExpression */: + case 227 /* FunctionDeclaration */: + case 186 /* ArrowFunction */: + case 227 /* FunctionDeclaration */: + case 225 /* VariableDeclaration */: // type annotation if (parent.type === node) { diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.types_can_only_be_used_in_a_ts_file)); @@ -62576,35 +67274,35 @@ var ts; } } switch (node.kind) { - case 234 /* ImportEqualsDeclaration */: + case 236 /* ImportEqualsDeclaration */: diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.import_can_only_be_used_in_a_ts_file)); return; - case 240 /* ExportAssignment */: + case 242 /* ExportAssignment */: if (node.isExportEquals) { diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.export_can_only_be_used_in_a_ts_file)); return; } break; - case 255 /* HeritageClause */: + case 258 /* HeritageClause */: var heritageClause = node; if (heritageClause.token === 107 /* ImplementsKeyword */) { diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.implements_clauses_can_only_be_used_in_a_ts_file)); return; } break; - case 227 /* InterfaceDeclaration */: + case 229 /* InterfaceDeclaration */: diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.interface_declarations_can_only_be_used_in_a_ts_file)); return; - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.module_declarations_can_only_be_used_in_a_ts_file)); return; - case 228 /* TypeAliasDeclaration */: + case 230 /* TypeAliasDeclaration */: diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.type_aliases_can_only_be_used_in_a_ts_file)); return; - case 229 /* EnumDeclaration */: + case 231 /* EnumDeclaration */: diagnostics.push(createDiagnosticForNode(node, ts.Diagnostics.enum_declarations_can_only_be_used_in_a_ts_file)); return; - case 182 /* TypeAssertionExpression */: + case 183 /* TypeAssertionExpression */: var typeAssertionExpression = node; diagnostics.push(createDiagnosticForNode(typeAssertionExpression.type, ts.Diagnostics.type_assertion_expressions_can_only_be_used_in_a_ts_file)); return; @@ -62619,29 +67317,29 @@ var ts; diagnostics.push(createDiagnosticForNode(parent, ts.Diagnostics.Experimental_support_for_decorators_is_a_feature_that_is_subject_to_change_in_a_future_release_Set_the_experimentalDecorators_option_to_remove_this_warning)); } switch (parent.kind) { - case 226 /* ClassDeclaration */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 184 /* FunctionExpression */: - case 225 /* FunctionDeclaration */: - case 185 /* ArrowFunction */: - case 225 /* FunctionDeclaration */: + case 228 /* ClassDeclaration */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 151 /* Constructor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 185 /* FunctionExpression */: + case 227 /* FunctionDeclaration */: + case 186 /* ArrowFunction */: + case 227 /* FunctionDeclaration */: // Check type parameters if (nodes === parent.typeParameters) { diagnostics.push(createDiagnosticForNodeArray(nodes, ts.Diagnostics.type_parameter_declarations_can_only_be_used_in_a_ts_file)); return; } - // pass through - case 205 /* VariableStatement */: + // falls through + case 207 /* VariableStatement */: // Check modifiers if (nodes === parent.modifiers) { - return checkModifiers(nodes, parent.kind === 205 /* VariableStatement */); + return checkModifiers(nodes, parent.kind === 207 /* VariableStatement */); } break; - case 147 /* PropertyDeclaration */: + case 148 /* PropertyDeclaration */: // Check modifiers of property declaration if (nodes === parent.modifiers) { for (var _i = 0, _a = nodes; _i < _a.length; _i++) { @@ -62653,16 +67351,16 @@ var ts; return; } break; - case 144 /* Parameter */: + case 145 /* Parameter */: // Check modifiers of parameter declaration if (nodes === parent.modifiers) { diagnostics.push(createDiagnosticForNodeArray(nodes, ts.Diagnostics.parameter_modifiers_can_only_be_used_in_a_ts_file)); return; } break; - case 179 /* CallExpression */: - case 180 /* NewExpression */: - case 199 /* ExpressionWithTypeArguments */: + case 180 /* CallExpression */: + case 181 /* NewExpression */: + case 200 /* ExpressionWithTypeArguments */: // Check type arguments if (nodes === parent.typeArguments) { diagnostics.push(createDiagnosticForNodeArray(nodes, ts.Diagnostics.type_arguments_can_only_be_used_in_a_ts_file)); @@ -62670,8 +67368,8 @@ var ts; } break; } - for (var _b = 0, nodes_6 = nodes; _b < nodes_6.length; _b++) { - var node = nodes_6[_b]; + for (var _b = 0, nodes_8 = nodes; _b < nodes_8.length; _b++) { + var node = nodes_8[_b]; walk(node); } } @@ -62683,7 +67381,8 @@ var ts; if (isConstValid) { continue; } - // Fallthrough to report error + // to report error, + // falls through case 113 /* PublicKeyword */: case 111 /* PrivateKeyword */: case 112 /* ProtectedKeyword */: @@ -62711,12 +67410,34 @@ var ts; }); } function getDeclarationDiagnosticsWorker(sourceFile, cancellationToken) { + return getAndCacheDiagnostics(sourceFile, cancellationToken, cachedDeclarationDiagnosticsForFile, getDeclarationDiagnosticsForFileNoCache); + } + function getDeclarationDiagnosticsForFileNoCache(sourceFile, cancellationToken) { return runWithCancellationToken(function () { var resolver = getDiagnosticsProducingTypeChecker().getEmitResolver(sourceFile, cancellationToken); // Don't actually write any files since we're just getting diagnostics. return ts.getDeclarationDiagnostics(getEmitHost(ts.noop), resolver, sourceFile); }); } + function getAndCacheDiagnostics(sourceFile, cancellationToken, cache, getDiagnostics) { + var cachedResult = sourceFile + ? cache.perFile && cache.perFile.get(sourceFile.path) + : cache.allDiagnostics; + if (cachedResult) { + return cachedResult; + } + var result = getDiagnostics(sourceFile, cancellationToken) || emptyArray; + if (sourceFile) { + if (!cache.perFile) { + cache.perFile = ts.createFileMap(); + } + cache.perFile.set(sourceFile.path, result); + } + else { + cache.allDiagnostics = result; + } + return result; + } function getDeclarationDiagnosticsForFile(sourceFile, cancellationToken) { return ts.isDeclarationFile(sourceFile) ? [] : getDeclarationDiagnosticsWorker(sourceFile, cancellationToken); } @@ -62759,11 +67480,10 @@ var ts; && (options.isolatedModules || isExternalModuleFile) && !file.isDeclarationFile) { // synthesize 'import "tslib"' declaration - var externalHelpersModuleReference = ts.createSynthesizedNode(9 /* StringLiteral */); - externalHelpersModuleReference.text = ts.externalHelpersModuleNameText; - var importDecl = ts.createSynthesizedNode(235 /* ImportDeclaration */); - importDecl.parent = file; + var externalHelpersModuleReference = ts.createLiteral(ts.externalHelpersModuleNameText); + var importDecl = ts.createImportDeclaration(/*decorators*/ undefined, /*modifiers*/ undefined, /*importClause*/ undefined); externalHelpersModuleReference.parent = importDecl; + importDecl.parent = file; imports = [externalHelpersModuleReference]; } for (var _i = 0, _a = file.statements; _i < _a.length; _i++) { @@ -62779,9 +67499,9 @@ var ts; return; function collectModuleReferences(node, inAmbientModule) { switch (node.kind) { - case 235 /* ImportDeclaration */: - case 234 /* ImportEqualsDeclaration */: - case 241 /* ExportDeclaration */: + case 237 /* ImportDeclaration */: + case 236 /* ImportEqualsDeclaration */: + case 243 /* ExportDeclaration */: var moduleNameExpr = ts.getExternalModuleName(node); if (!moduleNameExpr || moduleNameExpr.kind !== 9 /* StringLiteral */) { break; @@ -62796,7 +67516,7 @@ var ts; (imports || (imports = [])).push(moduleNameExpr); } break; - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: if (ts.isAmbientModule(node) && (inAmbientModule || ts.hasModifier(node, 2 /* Ambient */) || ts.isDeclarationFile(file))) { var moduleName = node.name; // Ambient module declarations can be interpreted as augmentations for some existing external modules. @@ -62896,18 +67616,18 @@ var ts; } // If the file was previously found via a node_modules search, but is now being processed as a root file, // then everything it sucks in may also be marked incorrectly, and needs to be checked again. - if (file_1 && sourceFilesFoundSearchingNodeModules[file_1.path] && currentNodeModulesDepth == 0) { - sourceFilesFoundSearchingNodeModules[file_1.path] = false; + if (file_1 && sourceFilesFoundSearchingNodeModules.get(file_1.path) && currentNodeModulesDepth === 0) { + sourceFilesFoundSearchingNodeModules.set(file_1.path, false); if (!options.noResolve) { processReferencedFiles(file_1, isDefaultLib); processTypeReferenceDirectives(file_1); } - modulesWithElidedImports[file_1.path] = false; + modulesWithElidedImports.set(file_1.path, false); processImportedModules(file_1); } - else if (file_1 && modulesWithElidedImports[file_1.path]) { + else if (file_1 && modulesWithElidedImports.get(file_1.path)) { if (currentNodeModulesDepth < maxNodeModuleJsDepth) { - modulesWithElidedImports[file_1.path] = false; + modulesWithElidedImports.set(file_1.path, false); processImportedModules(file_1); } } @@ -62924,7 +67644,7 @@ var ts; }); filesByName.set(path, file); if (file) { - sourceFilesFoundSearchingNodeModules[path] = (currentNodeModulesDepth > 0); + sourceFilesFoundSearchingNodeModules.set(path, currentNodeModulesDepth > 0); file.path = path; if (host.useCaseSensitiveFileNames()) { // for case-sensitive file systems check if we've already seen some file with similar filename ignoring case @@ -62973,7 +67693,7 @@ var ts; } function processTypeReferenceDirective(typeReferenceDirective, resolvedTypeReferenceDirective, refFile, refPos, refEnd) { // If we already found this library as a primary reference - nothing to do - var previousResolution = resolvedTypeReferenceDirectives[typeReferenceDirective]; + var previousResolution = resolvedTypeReferenceDirectives.get(typeReferenceDirective); if (previousResolution && previousResolution.primary) { return; } @@ -63007,7 +67727,7 @@ var ts; fileProcessingDiagnostics.add(createDiagnostic(refFile, refPos, refEnd, ts.Diagnostics.Cannot_find_type_definition_file_for_0, typeReferenceDirective)); } if (saveResolution) { - resolvedTypeReferenceDirectives[typeReferenceDirective] = resolvedTypeReferenceDirective; + resolvedTypeReferenceDirectives.set(typeReferenceDirective, resolvedTypeReferenceDirective); } } function createDiagnostic(refFile, refPos, refEnd, message) { @@ -63056,7 +67776,7 @@ var ts; // This may still end up being an untyped module -- the file won't be included but imports will be allowed. var shouldAddFile = resolvedFileName && !getResolutionDiagnostic(options, resolution) && !options.noResolve && i < file.imports.length && !elideImport; if (elideImport) { - modulesWithElidedImports[file.path] = true; + modulesWithElidedImports.set(file.path, true); } else if (shouldAddFile) { var path = ts.toPath(resolvedFileName, currentDirectory, getCanonicalFileName); @@ -63075,8 +67795,8 @@ var ts; } function computeCommonSourceDirectory(sourceFiles) { var fileNames = []; - for (var _i = 0, sourceFiles_6 = sourceFiles; _i < sourceFiles_6.length; _i++) { - var file = sourceFiles_6[_i]; + for (var _i = 0, sourceFiles_2 = sourceFiles; _i < sourceFiles_2.length; _i++) { + var file = sourceFiles_2[_i]; if (!file.isDeclarationFile) { fileNames.push(file.fileName); } @@ -63087,8 +67807,8 @@ var ts; var allFilesBelongToPath = true; if (sourceFiles) { var absoluteRootDirectoryPath = host.getCanonicalFileName(ts.getNormalizedAbsolutePath(rootDirectory, currentDirectory)); - for (var _i = 0, sourceFiles_7 = sourceFiles; _i < sourceFiles_7.length; _i++) { - var sourceFile = sourceFiles_7[_i]; + for (var _i = 0, sourceFiles_3 = sourceFiles; _i < sourceFiles_3.length; _i++) { + var sourceFile = sourceFiles_3[_i]; if (!ts.isDeclarationFile(sourceFile)) { var absoluteSourceFilePath = host.getCanonicalFileName(ts.getNormalizedAbsolutePath(sourceFile.fileName, currentDirectory)); if (absoluteSourceFilePath.indexOf(absoluteRootDirectoryPath) !== 0) { @@ -63182,7 +67902,7 @@ var ts; if (options.lib && options.noLib) { programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "lib", "noLib")); } - if (options.noImplicitUseStrict && options.alwaysStrict) { + if (options.noImplicitUseStrict && (options.alwaysStrict === undefined ? options.strict : options.alwaysStrict)) { programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "noImplicitUseStrict", "alwaysStrict")); } var languageVersion = options.target || 0 /* ES3 */; @@ -63228,6 +67948,9 @@ var ts; if (!options.noEmit && options.allowJs && options.declaration) { programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_with_option_1, "allowJs", "declaration")); } + if (options.checkJs && !options.allowJs) { + programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "checkJs", "allowJs")); + } if (options.emitDecoratorMetadata && !options.experimentalDecorators) { programDiagnostics.add(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_cannot_be_specified_without_specifying_option_1, "emitDecoratorMetadata", "experimentalDecorators")); @@ -63247,7 +67970,7 @@ var ts; if (!options.noEmit && !options.suppressOutputPathCheck) { var emitHost = getEmitHost(); var emitFilesSeen_1 = ts.createFileMap(!host.useCaseSensitiveFileNames() ? function (key) { return key.toLocaleLowerCase(); } : undefined); - ts.forEachExpectedEmitFile(emitHost, function (emitFileNames) { + ts.forEachEmittedFile(emitHost, function (emitFileNames) { verifyEmitFilePath(emitFileNames.jsFilePath, emitFilesSeen_1); verifyEmitFilePath(emitFileNames.declarationFilePath, emitFilesSeen_1); }); @@ -63323,40 +68046,13 @@ var ts; ts.compileOnSaveCommandLineOption = { name: "compileOnSave", type: "boolean" }; /* @internal */ ts.optionDeclarations = [ - { - name: "charset", - type: "string", - }, - ts.compileOnSaveCommandLineOption, - { - name: "declaration", - shortName: "d", - type: "boolean", - description: ts.Diagnostics.Generates_corresponding_d_ts_file, - }, - { - name: "declarationDir", - type: "string", - isFilePath: true, - paramType: ts.Diagnostics.DIRECTORY, - }, - { - name: "diagnostics", - type: "boolean", - }, - { - name: "extendedDiagnostics", - type: "boolean", - experimental: true - }, - { - name: "emitBOM", - type: "boolean" - }, + // CommandLine only options { name: "help", shortName: "h", type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Command_line_Options, description: ts.Diagnostics.Print_this_message, }, { @@ -63365,56 +68061,74 @@ var ts; type: "boolean" }, { - name: "init", + name: "all", type: "boolean", - description: ts.Diagnostics.Initializes_a_TypeScript_project_and_creates_a_tsconfig_json_file, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Command_line_Options, + description: ts.Diagnostics.Show_all_compiler_options, }, { - name: "inlineSourceMap", + name: "version", + shortName: "v", type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Command_line_Options, + description: ts.Diagnostics.Print_the_compiler_s_version, }, { - name: "inlineSources", + name: "init", type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Command_line_Options, + description: ts.Diagnostics.Initializes_a_TypeScript_project_and_creates_a_tsconfig_json_file, }, { - name: "jsx", - type: ts.createMap({ - "preserve": 1 /* Preserve */, - "react": 2 /* React */ - }), - paramType: ts.Diagnostics.KIND, - description: ts.Diagnostics.Specify_JSX_code_generation_Colon_preserve_or_react, - }, - { - name: "reactNamespace", - type: "string", - description: ts.Diagnostics.Specify_the_object_invoked_for_createElement_and_spread_when_targeting_react_JSX_emit - }, - { - name: "jsxFactory", + name: "project", + shortName: "p", type: "string", - description: ts.Diagnostics.Specify_the_JSX_factory_function_to_use_when_targeting_react_JSX_emit_e_g_React_createElement_or_h + isFilePath: true, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Command_line_Options, + paramType: ts.Diagnostics.FILE_OR_DIRECTORY, + description: ts.Diagnostics.Compile_the_project_given_the_path_to_its_configuration_file_or_to_a_folder_with_a_tsconfig_json, }, { - name: "listFiles", + name: "pretty", type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Command_line_Options, + description: ts.Diagnostics.Stylize_errors_and_messages_using_color_and_context_experimental }, { - name: "locale", - type: "string", + name: "watch", + shortName: "w", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Command_line_Options, + description: ts.Diagnostics.Watch_input_files, }, + // Basic { - name: "mapRoot", - type: "string", - isFilePath: true, - description: ts.Diagnostics.Specify_the_location_where_debugger_should_locate_map_files_instead_of_generated_locations, - paramType: ts.Diagnostics.LOCATION, + name: "target", + shortName: "t", + type: ts.createMapFromTemplate({ + "es3": 0 /* ES3 */, + "es5": 1 /* ES5 */, + "es6": 2 /* ES2015 */, + "es2015": 2 /* ES2015 */, + "es2016": 3 /* ES2016 */, + "es2017": 4 /* ES2017 */, + "esnext": 5 /* ESNext */, + }), + paramType: ts.Diagnostics.VERSION, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Specify_ECMAScript_target_version_Colon_ES3_default_ES5_ES2015_ES2016_ES2017_or_ESNEXT, }, { name: "module", shortName: "m", - type: ts.createMap({ + type: ts.createMapFromTemplate({ "none": ts.ModuleKind.None, "commonjs": ts.ModuleKind.CommonJS, "amd": ts.ModuleKind.AMD, @@ -63423,233 +68137,230 @@ var ts; "es6": ts.ModuleKind.ES2015, "es2015": ts.ModuleKind.ES2015, }), - description: ts.Diagnostics.Specify_module_code_generation_Colon_commonjs_amd_system_umd_or_es2015, paramType: ts.Diagnostics.KIND, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Specify_module_code_generation_Colon_commonjs_amd_system_umd_or_es2015, }, { - name: "newLine", - type: ts.createMap({ - "crlf": 0 /* CarriageReturnLineFeed */, - "lf": 1 /* LineFeed */ - }), - description: ts.Diagnostics.Specify_the_end_of_line_sequence_to_be_used_when_emitting_files_Colon_CRLF_dos_or_LF_unix, - paramType: ts.Diagnostics.NEWLINE, - }, - { - name: "noEmit", - type: "boolean", - description: ts.Diagnostics.Do_not_emit_outputs, - }, - { - name: "noEmitHelpers", - type: "boolean" - }, - { - name: "noEmitOnError", - type: "boolean", - description: ts.Diagnostics.Do_not_emit_outputs_if_any_errors_were_reported, - }, - { - name: "noErrorTruncation", - type: "boolean" - }, - { - name: "noImplicitAny", - type: "boolean", - description: ts.Diagnostics.Raise_error_on_expressions_and_declarations_with_an_implied_any_type, - }, - { - name: "noImplicitThis", - type: "boolean", - description: ts.Diagnostics.Raise_error_on_this_expressions_with_an_implied_any_type, - }, - { - name: "noUnusedLocals", - type: "boolean", - description: ts.Diagnostics.Report_errors_on_unused_locals, + name: "lib", + type: "list", + element: { + name: "lib", + type: ts.createMapFromTemplate({ + // JavaScript only + "es5": "lib.es5.d.ts", + "es6": "lib.es2015.d.ts", + "es2015": "lib.es2015.d.ts", + "es7": "lib.es2016.d.ts", + "es2016": "lib.es2016.d.ts", + "es2017": "lib.es2017.d.ts", + "esnext": "lib.esnext.d.ts", + // Host only + "dom": "lib.dom.d.ts", + "dom.iterable": "lib.dom.iterable.d.ts", + "webworker": "lib.webworker.d.ts", + "scripthost": "lib.scripthost.d.ts", + // ES2015 Or ESNext By-feature options + "es2015.core": "lib.es2015.core.d.ts", + "es2015.collection": "lib.es2015.collection.d.ts", + "es2015.generator": "lib.es2015.generator.d.ts", + "es2015.iterable": "lib.es2015.iterable.d.ts", + "es2015.promise": "lib.es2015.promise.d.ts", + "es2015.proxy": "lib.es2015.proxy.d.ts", + "es2015.reflect": "lib.es2015.reflect.d.ts", + "es2015.symbol": "lib.es2015.symbol.d.ts", + "es2015.symbol.wellknown": "lib.es2015.symbol.wellknown.d.ts", + "es2016.array.include": "lib.es2016.array.include.d.ts", + "es2017.object": "lib.es2017.object.d.ts", + "es2017.sharedmemory": "lib.es2017.sharedmemory.d.ts", + "es2017.string": "lib.es2017.string.d.ts", + "esnext.asynciterable": "lib.esnext.asynciterable.d.ts", + }), + }, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Specify_library_files_to_be_included_in_the_compilation_Colon }, { - name: "noUnusedParameters", + name: "allowJs", type: "boolean", - description: ts.Diagnostics.Report_errors_on_unused_parameters, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Allow_javascript_files_to_be_compiled }, { - name: "noLib", + name: "checkJs", type: "boolean", + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Report_errors_in_js_files }, { - name: "noResolve", - type: "boolean", + name: "jsx", + type: ts.createMapFromTemplate({ + "preserve": 1 /* Preserve */, + "react-native": 3 /* ReactNative */, + "react": 2 /* React */ + }), + paramType: ts.Diagnostics.KIND, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Specify_JSX_code_generation_Colon_preserve_react_native_or_react, }, { - name: "skipDefaultLibCheck", + name: "declaration", + shortName: "d", type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Generates_corresponding_d_ts_file, }, { - name: "skipLibCheck", + name: "sourceMap", type: "boolean", - description: ts.Diagnostics.Skip_type_checking_of_declaration_files, - }, - { - name: "out", - type: "string", - isFilePath: false, - // for correct behaviour, please use outFile - paramType: ts.Diagnostics.FILE, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Generates_corresponding_map_file, }, { name: "outFile", type: "string", isFilePath: true, - description: ts.Diagnostics.Concatenate_and_emit_output_to_single_file, paramType: ts.Diagnostics.FILE, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Concatenate_and_emit_output_to_single_file, }, { name: "outDir", type: "string", isFilePath: true, - description: ts.Diagnostics.Redirect_output_structure_to_the_directory, paramType: ts.Diagnostics.DIRECTORY, - }, - { - name: "preserveConstEnums", - type: "boolean", - description: ts.Diagnostics.Do_not_erase_const_enum_declarations_in_generated_code - }, - { - name: "pretty", - description: ts.Diagnostics.Stylize_errors_and_messages_using_color_and_context_experimental, - type: "boolean" - }, - { - name: "project", - shortName: "p", - type: "string", - isFilePath: true, - description: ts.Diagnostics.Compile_the_project_in_the_given_directory, - paramType: ts.Diagnostics.DIRECTORY - }, - { - name: "removeComments", - type: "boolean", - description: ts.Diagnostics.Do_not_emit_comments_to_output, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Redirect_output_structure_to_the_directory, }, { name: "rootDir", type: "string", isFilePath: true, paramType: ts.Diagnostics.LOCATION, + category: ts.Diagnostics.Basic_Options, description: ts.Diagnostics.Specify_the_root_directory_of_input_files_Use_to_control_the_output_directory_structure_with_outDir, }, { - name: "isolatedModules", + name: "removeComments", type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Do_not_emit_comments_to_output, }, { - name: "sourceMap", + name: "noEmit", type: "boolean", - description: ts.Diagnostics.Generates_corresponding_map_file, - }, - { - name: "sourceRoot", - type: "string", - isFilePath: true, - description: ts.Diagnostics.Specify_the_location_where_debugger_should_locate_TypeScript_files_instead_of_source_locations, - paramType: ts.Diagnostics.LOCATION, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Do_not_emit_outputs, }, { - name: "suppressExcessPropertyErrors", + name: "importHelpers", type: "boolean", - description: ts.Diagnostics.Suppress_excess_property_checks_for_object_literals, - experimental: true + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Import_emit_helpers_from_tslib }, { - name: "suppressImplicitAnyIndexErrors", + name: "downlevelIteration", type: "boolean", - description: ts.Diagnostics.Suppress_noImplicitAny_errors_for_indexing_objects_lacking_index_signatures, + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Provide_full_support_for_iterables_in_for_of_spread_and_destructuring_when_targeting_ES5_or_ES3 }, { - name: "stripInternal", + name: "isolatedModules", type: "boolean", - description: ts.Diagnostics.Do_not_emit_declarations_for_code_that_has_an_internal_annotation, - experimental: true + category: ts.Diagnostics.Basic_Options, + description: ts.Diagnostics.Transpile_each_file_as_a_separate_module_similar_to_ts_transpileModule }, + // Strict Type Checks { - name: "target", - shortName: "t", - type: ts.createMap({ - "es3": 0 /* ES3 */, - "es5": 1 /* ES5 */, - "es6": 2 /* ES2015 */, - "es2015": 2 /* ES2015 */, - "es2016": 3 /* ES2016 */, - "es2017": 4 /* ES2017 */, - "esnext": 5 /* ESNext */, - }), - description: ts.Diagnostics.Specify_ECMAScript_target_version_Colon_ES3_default_ES5_or_ES2015, - paramType: ts.Diagnostics.VERSION, + name: "strict", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Strict_Type_Checking_Options, + description: ts.Diagnostics.Enable_all_strict_type_checking_options }, { - name: "version", - shortName: "v", + name: "noImplicitAny", type: "boolean", - description: ts.Diagnostics.Print_the_compiler_s_version, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Strict_Type_Checking_Options, + description: ts.Diagnostics.Raise_error_on_expressions_and_declarations_with_an_implied_any_type, }, { - name: "watch", - shortName: "w", + name: "strictNullChecks", type: "boolean", - description: ts.Diagnostics.Watch_input_files, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Strict_Type_Checking_Options, + description: ts.Diagnostics.Enable_strict_null_checks }, { - name: "experimentalDecorators", + name: "noImplicitThis", type: "boolean", - description: ts.Diagnostics.Enables_experimental_support_for_ES7_decorators + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Strict_Type_Checking_Options, + description: ts.Diagnostics.Raise_error_on_this_expressions_with_an_implied_any_type, }, { - name: "emitDecoratorMetadata", + name: "alwaysStrict", type: "boolean", - experimental: true, - description: ts.Diagnostics.Enables_experimental_support_for_emitting_type_metadata_for_decorators + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Strict_Type_Checking_Options, + description: ts.Diagnostics.Parse_in_strict_mode_and_emit_use_strict_for_each_source_file }, + // Additional Checks { - name: "moduleResolution", - type: ts.createMap({ - "node": ts.ModuleResolutionKind.NodeJs, - "classic": ts.ModuleResolutionKind.Classic, - }), - description: ts.Diagnostics.Specify_module_resolution_strategy_Colon_node_Node_js_or_classic_TypeScript_pre_1_6, - paramType: ts.Diagnostics.STRATEGY, + name: "noUnusedLocals", + type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Additional_Checks, + description: ts.Diagnostics.Report_errors_on_unused_locals, }, { - name: "allowUnusedLabels", + name: "noUnusedParameters", type: "boolean", - description: ts.Diagnostics.Do_not_report_errors_on_unused_labels + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Additional_Checks, + description: ts.Diagnostics.Report_errors_on_unused_parameters, }, { name: "noImplicitReturns", type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Additional_Checks, description: ts.Diagnostics.Report_error_when_not_all_code_paths_in_function_return_a_value }, { name: "noFallthroughCasesInSwitch", type: "boolean", + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Additional_Checks, description: ts.Diagnostics.Report_errors_for_fallthrough_cases_in_switch_statement }, + // Module Resolution { - name: "allowUnreachableCode", - type: "boolean", - description: ts.Diagnostics.Do_not_report_errors_on_unreachable_code - }, - { - name: "forceConsistentCasingInFileNames", - type: "boolean", - description: ts.Diagnostics.Disallow_inconsistently_cased_references_to_the_same_file + name: "moduleResolution", + type: ts.createMapFromTemplate({ + "node": ts.ModuleResolutionKind.NodeJs, + "classic": ts.ModuleResolutionKind.Classic, + }), + paramType: ts.Diagnostics.STRATEGY, + category: ts.Diagnostics.Module_Resolution_Options, + description: ts.Diagnostics.Specify_module_resolution_strategy_Colon_node_Node_js_or_classic_TypeScript_pre_1_6, }, { name: "baseUrl", type: "string", isFilePath: true, + category: ts.Diagnostics.Module_Resolution_Options, description: ts.Diagnostics.Base_directory_to_resolve_non_absolute_module_names }, { @@ -63657,7 +68368,9 @@ var ts; // use type = object to copy the value as-is name: "paths", type: "object", - isTSConfigOnly: true + isTSConfigOnly: true, + category: ts.Diagnostics.Module_Resolution_Options, + description: ts.Diagnostics.A_series_of_entries_which_re_map_imports_to_lookup_locations_relative_to_the_baseUrl }, { // this option can only be specified in tsconfig.json @@ -63669,7 +68382,9 @@ var ts; name: "rootDirs", type: "string", isFilePath: true - } + }, + category: ts.Diagnostics.Module_Resolution_Options, + description: ts.Diagnostics.List_of_root_folders_whose_combined_content_represents_the_structure_of_the_project_at_runtime }, { name: "typeRoots", @@ -63678,7 +68393,9 @@ var ts; name: "typeRoots", type: "string", isFilePath: true - } + }, + category: ts.Diagnostics.Module_Resolution_Options, + description: ts.Diagnostics.List_of_folders_to_include_type_definitions_from }, { name: "types", @@ -63687,91 +68404,258 @@ var ts; name: "types", type: "string" }, + showInSimplifiedHelpView: true, + category: ts.Diagnostics.Module_Resolution_Options, description: ts.Diagnostics.Type_declaration_files_to_be_included_in_compilation }, { + name: "allowSyntheticDefaultImports", + type: "boolean", + category: ts.Diagnostics.Module_Resolution_Options, + description: ts.Diagnostics.Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typechecking + }, + // Source Maps + { + name: "sourceRoot", + type: "string", + isFilePath: true, + paramType: ts.Diagnostics.LOCATION, + category: ts.Diagnostics.Source_Map_Options, + description: ts.Diagnostics.Specify_the_location_where_debugger_should_locate_TypeScript_files_instead_of_source_locations, + }, + { + name: "mapRoot", + type: "string", + isFilePath: true, + paramType: ts.Diagnostics.LOCATION, + category: ts.Diagnostics.Source_Map_Options, + description: ts.Diagnostics.Specify_the_location_where_debugger_should_locate_map_files_instead_of_generated_locations, + }, + { + name: "inlineSourceMap", + type: "boolean", + category: ts.Diagnostics.Source_Map_Options, + description: ts.Diagnostics.Emit_a_single_file_with_source_maps_instead_of_having_a_separate_file + }, + { + name: "inlineSources", + type: "boolean", + category: ts.Diagnostics.Source_Map_Options, + description: ts.Diagnostics.Emit_the_source_alongside_the_sourcemaps_within_a_single_file_requires_inlineSourceMap_or_sourceMap_to_be_set + }, + // Experimental + { + name: "experimentalDecorators", + type: "boolean", + category: ts.Diagnostics.Experimental_Options, + description: ts.Diagnostics.Enables_experimental_support_for_ES7_decorators + }, + { + name: "emitDecoratorMetadata", + type: "boolean", + category: ts.Diagnostics.Experimental_Options, + description: ts.Diagnostics.Enables_experimental_support_for_emitting_type_metadata_for_decorators + }, + // Advanced + { + name: "jsxFactory", + type: "string", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Specify_the_JSX_factory_function_to_use_when_targeting_react_JSX_emit_e_g_React_createElement_or_h + }, + { + name: "diagnostics", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Show_diagnostic_information + }, + { + name: "extendedDiagnostics", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Show_verbose_diagnostic_information + }, + { name: "traceResolution", type: "boolean", + category: ts.Diagnostics.Advanced_Options, description: ts.Diagnostics.Enable_tracing_of_the_name_resolution_process }, { - name: "allowJs", + name: "listFiles", type: "boolean", - description: ts.Diagnostics.Allow_javascript_files_to_be_compiled + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Print_names_of_files_part_of_the_compilation }, { - name: "allowSyntheticDefaultImports", + name: "listEmittedFiles", type: "boolean", - description: ts.Diagnostics.Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typechecking + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Print_names_of_generated_files_part_of_the_compilation + }, + { + name: "out", + type: "string", + isFilePath: false, + // for correct behaviour, please use outFile + category: ts.Diagnostics.Advanced_Options, + paramType: ts.Diagnostics.FILE, + description: ts.Diagnostics.Deprecated_Use_outFile_instead_Concatenate_and_emit_output_to_single_file, + }, + { + name: "reactNamespace", + type: "string", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Deprecated_Use_jsxFactory_instead_Specify_the_object_invoked_for_createElement_when_targeting_react_JSX_emit + }, + { + name: "skipDefaultLibCheck", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Deprecated_Use_skipLibCheck_instead_Skip_type_checking_of_default_library_declaration_files + }, + { + name: "charset", + type: "string", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.The_character_set_of_the_input_files + }, + { + name: "emitBOM", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Emit_a_UTF_8_Byte_Order_Mark_BOM_in_the_beginning_of_output_files + }, + { + name: "locale", + type: "string", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.The_locale_used_when_displaying_messages_to_the_user_e_g_en_us + }, + { + name: "newLine", + type: ts.createMapFromTemplate({ + "crlf": 0 /* CarriageReturnLineFeed */, + "lf": 1 /* LineFeed */ + }), + paramType: ts.Diagnostics.NEWLINE, + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Specify_the_end_of_line_sequence_to_be_used_when_emitting_files_Colon_CRLF_dos_or_LF_unix, + }, + { + name: "noErrorTruncation", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_truncate_error_messages + }, + { + name: "noLib", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_include_the_default_library_file_lib_d_ts + }, + { + name: "noResolve", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_add_triple_slash_references_or_imported_modules_to_the_list_of_compiled_files + }, + { + name: "stripInternal", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_emit_declarations_for_code_that_has_an_internal_annotation, + }, + { + name: "disableSizeLimit", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Disable_size_limitations_on_JavaScript_projects }, { name: "noImplicitUseStrict", type: "boolean", + category: ts.Diagnostics.Advanced_Options, description: ts.Diagnostics.Do_not_emit_use_strict_directives_in_module_output }, { - name: "maxNodeModuleJsDepth", - type: "number", - description: ts.Diagnostics.The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files + name: "noEmitHelpers", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_generate_custom_helper_functions_like_extends_in_compiled_output }, { - name: "listEmittedFiles", - type: "boolean" + name: "noEmitOnError", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_emit_outputs_if_any_errors_were_reported, }, { - name: "lib", - type: "list", - element: { - name: "lib", - type: ts.createMap({ - // JavaScript only - "es5": "lib.es5.d.ts", - "es6": "lib.es2015.d.ts", - "es2015": "lib.es2015.d.ts", - "es7": "lib.es2016.d.ts", - "es2016": "lib.es2016.d.ts", - "es2017": "lib.es2017.d.ts", - // Host only - "dom": "lib.dom.d.ts", - "dom.iterable": "lib.dom.iterable.d.ts", - "webworker": "lib.webworker.d.ts", - "scripthost": "lib.scripthost.d.ts", - // ES2015 Or ESNext By-feature options - "es2015.core": "lib.es2015.core.d.ts", - "es2015.collection": "lib.es2015.collection.d.ts", - "es2015.generator": "lib.es2015.generator.d.ts", - "es2015.iterable": "lib.es2015.iterable.d.ts", - "es2015.promise": "lib.es2015.promise.d.ts", - "es2015.proxy": "lib.es2015.proxy.d.ts", - "es2015.reflect": "lib.es2015.reflect.d.ts", - "es2015.symbol": "lib.es2015.symbol.d.ts", - "es2015.symbol.wellknown": "lib.es2015.symbol.wellknown.d.ts", - "es2016.array.include": "lib.es2016.array.include.d.ts", - "es2017.object": "lib.es2017.object.d.ts", - "es2017.sharedmemory": "lib.es2017.sharedmemory.d.ts", - "es2017.string": "lib.es2017.string.d.ts", - }), - }, - description: ts.Diagnostics.Specify_library_files_to_be_included_in_the_compilation_Colon + name: "preserveConstEnums", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_erase_const_enum_declarations_in_generated_code }, { - name: "disableSizeLimit", - type: "boolean" + name: "declarationDir", + type: "string", + isFilePath: true, + paramType: ts.Diagnostics.DIRECTORY, + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Output_directory_for_generated_declaration_files }, { - name: "strictNullChecks", + name: "skipLibCheck", type: "boolean", - description: ts.Diagnostics.Enable_strict_null_checks + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Skip_type_checking_of_declaration_files, }, { - name: "importHelpers", + name: "allowUnusedLabels", type: "boolean", - description: ts.Diagnostics.Import_emit_helpers_from_tslib + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_report_errors_on_unused_labels }, { - name: "alwaysStrict", + name: "allowUnreachableCode", type: "boolean", - description: ts.Diagnostics.Parse_in_strict_mode_and_emit_use_strict_for_each_source_file + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Do_not_report_errors_on_unreachable_code + }, + { + name: "suppressExcessPropertyErrors", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Suppress_excess_property_checks_for_object_literals, + }, + { + name: "suppressImplicitAnyIndexErrors", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Suppress_noImplicitAny_errors_for_indexing_objects_lacking_index_signatures, + }, + { + name: "forceConsistentCasingInFileNames", + type: "boolean", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.Disallow_inconsistently_cased_references_to_the_same_file + }, + { + name: "maxNodeModuleJsDepth", + type: "number", + category: ts.Diagnostics.Advanced_Options, + description: ts.Diagnostics.The_maximum_dependency_depth_to_search_under_node_modules_and_load_JavaScript_files + }, + { + // A list of plugins to load in the language service + name: "plugins", + type: "list", + isTSConfigOnly: true, + element: { + name: "plugin", + type: "object" + }, + description: ts.Diagnostics.List_of_language_service_plugins } ]; /* @internal */ @@ -63808,8 +68692,7 @@ var ts; ts.defaultInitCompilerOptions = { module: ts.ModuleKind.CommonJS, target: 1 /* ES5 */, - noImplicitAny: false, - sourceMap: false, + strict: true }; var optionNameMapCache; /* @internal */ @@ -63834,9 +68717,9 @@ var ts; var optionNameMap = ts.createMap(); var shortOptionNames = ts.createMap(); ts.forEach(ts.optionDeclarations, function (option) { - optionNameMap[option.name.toLowerCase()] = option; + optionNameMap.set(option.name.toLowerCase(), option); if (option.shortName) { - shortOptionNames[option.shortName] = option.name; + shortOptionNames.set(option.shortName, option.name); } }); optionNameMapCache = { optionNameMap: optionNameMap, shortOptionNames: shortOptionNames }; @@ -63845,20 +68728,13 @@ var ts; ts.getOptionNameMap = getOptionNameMap; /* @internal */ function createCompilerDiagnosticForInvalidCustomType(opt) { - var namesOfType = Object.keys(opt.type).map(function (key) { return "'" + key + "'"; }).join(", "); + var namesOfType = ts.arrayFrom(opt.type.keys()).map(function (key) { return "'" + key + "'"; }).join(", "); return ts.createCompilerDiagnostic(ts.Diagnostics.Argument_for_0_option_must_be_Colon_1, "--" + opt.name, namesOfType); } ts.createCompilerDiagnosticForInvalidCustomType = createCompilerDiagnosticForInvalidCustomType; /* @internal */ function parseCustomTypeOption(opt, value, errors) { - var key = trimString((value || "")).toLowerCase(); - var map = opt.type; - if (key in map) { - return map[key]; - } - else { - errors.push(createCompilerDiagnosticForInvalidCustomType(opt)); - } + return convertJsonOptionOfCustomType(opt, trimString(value || ""), errors); } ts.parseCustomTypeOption = parseCustomTypeOption; /* @internal */ @@ -63882,7 +68758,6 @@ var ts; } } ts.parseListTypeOption = parseListTypeOption; - /* @internal */ function parseCommandLine(commandLine, readFile) { var options = {}; var fileNames = []; @@ -63905,11 +68780,12 @@ var ts; else if (s.charCodeAt(0) === 45 /* minus */) { s = s.slice(s.charCodeAt(1) === 45 /* minus */ ? 2 : 1).toLowerCase(); // Try to translate short option names to their full equivalents. - if (s in shortOptionNames) { - s = shortOptionNames[s]; + var short = shortOptionNames.get(s); + if (short !== undefined) { + s = short; } - if (s in optionNameMap) { - var opt = optionNameMap[s]; + var opt = optionNameMap.get(s); + if (opt) { if (opt.isTSConfigOnly) { errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.Option_0_can_only_be_specified_in_tsconfig_json_file, opt.name)); } @@ -63997,9 +68873,9 @@ var ts; } ts.parseCommandLine = parseCommandLine; /** - * Read tsconfig.json file - * @param fileName The path to the config file - */ + * Read tsconfig.json file + * @param fileName The path to the config file + */ function readConfigFile(fileName, readFile) { var text = ""; try { @@ -64012,10 +68888,10 @@ var ts; } ts.readConfigFile = readConfigFile; /** - * Parse the text of the tsconfig.json file - * @param fileName The path to the config file - * @param jsonText The text of the config file - */ + * Parse the text of the tsconfig.json file + * @param fileName The path to the config file + * @param jsonText The text of the config file + */ function parseConfigFileTextToJson(fileName, jsonText, stripComments) { if (stripComments === void 0) { stripComments = true; } try { @@ -64033,7 +68909,7 @@ var ts; * @param fileNames array of filenames to be generated into tsconfig.json */ /* @internal */ - function generateTSConfig(options, fileNames) { + function generateTSConfig(options, fileNames, newLine) { var compilerOptions = ts.extend(options, ts.defaultInitCompilerOptions); var configurations = { compilerOptions: serializeCompilerOptions(compilerOptions) @@ -64042,7 +68918,7 @@ var ts; // only set the files property if we have at least one file configurations.files = fileNames; } - return configurations; + return writeConfigurations(); function getCustomTypeMapOfCommandLineOption(optionDefinition) { if (optionDefinition.type === "string" || optionDefinition.type === "number" || optionDefinition.type === "boolean") { // this is of a type CommandLineOptionOfPrimitiveType @@ -64057,58 +68933,130 @@ var ts; } function getNameOfCompilerOptionValue(value, customTypeMap) { // There is a typeMap associated with this command-line option so use it to map value back to its name - for (var key in customTypeMap) { - if (customTypeMap[key] === value) { + return ts.forEachEntry(customTypeMap, function (mapValue, key) { + if (mapValue === value) { return key; } - } - return undefined; + }); } function serializeCompilerOptions(options) { - var result = ts.createMap(); + var result = {}; var optionsNameMap = getOptionNameMap().optionNameMap; - for (var name_42 in options) { - if (ts.hasProperty(options, name_42)) { + for (var name in options) { + if (ts.hasProperty(options, name)) { // tsconfig only options cannot be specified via command line, // so we can assume that only types that can appear here string | number | boolean - switch (name_42) { - case "init": - case "watch": - case "version": - case "help": - case "project": - break; - default: - var value = options[name_42]; - var optionDefinition = optionsNameMap[name_42.toLowerCase()]; - if (optionDefinition) { - var customTypeMap = getCustomTypeMapOfCommandLineOption(optionDefinition); - if (!customTypeMap) { - // There is no map associated with this compiler option then use the value as-is - // This is the case if the value is expect to be string, number, boolean or list of string - result[name_42] = value; - } - else { - if (optionDefinition.type === "list") { - var convertedValue = []; - for (var _i = 0, _a = value; _i < _a.length; _i++) { - var element = _a[_i]; - convertedValue.push(getNameOfCompilerOptionValue(element, customTypeMap)); - } - result[name_42] = convertedValue; - } - else { - // There is a typeMap associated with this command-line option so use it to map value back to its name - result[name_42] = getNameOfCompilerOptionValue(value, customTypeMap); - } + if (optionsNameMap.has(name) && optionsNameMap.get(name).category === ts.Diagnostics.Command_line_Options) { + continue; + } + var value = options[name]; + var optionDefinition = optionsNameMap.get(name.toLowerCase()); + if (optionDefinition) { + var customTypeMap = getCustomTypeMapOfCommandLineOption(optionDefinition); + if (!customTypeMap) { + // There is no map associated with this compiler option then use the value as-is + // This is the case if the value is expect to be string, number, boolean or list of string + result[name] = value; + } + else { + if (optionDefinition.type === "list") { + var convertedValue = []; + for (var _i = 0, _a = value; _i < _a.length; _i++) { + var element = _a[_i]; + convertedValue.push(getNameOfCompilerOptionValue(element, customTypeMap)); } + result[name] = convertedValue; } - break; + else { + // There is a typeMap associated with this command-line option so use it to map value back to its name + result[name] = getNameOfCompilerOptionValue(value, customTypeMap); + } + } } } } return result; } + function getDefaultValueForOption(option) { + switch (option.type) { + case "number": + return 1; + case "boolean": + return true; + case "string": + return option.isFilePath ? "./" : ""; + case "list": + return []; + case "object": + return {}; + default: + return ts.arrayFrom(option.type.keys())[0]; + } + } + function makePadding(paddingLength) { + return Array(paddingLength + 1).join(" "); + } + function writeConfigurations() { + // Filter applicable options to place in the file + var categorizedOptions = ts.reduceLeft(ts.filter(ts.optionDeclarations, function (o) { return o.category !== ts.Diagnostics.Command_line_Options && o.category !== ts.Diagnostics.Advanced_Options; }), function (memo, value) { + if (value.category) { + var name = ts.getLocaleSpecificMessage(value.category); + (memo[name] || (memo[name] = [])).push(value); + } + return memo; + }, {}); + // Serialize all options and thier descriptions + var marginLength = 0; + var seenKnownKeys = 0; + var nameColumn = []; + var descriptionColumn = []; + var knownKeysCount = ts.getOwnKeys(configurations.compilerOptions).length; + for (var category in categorizedOptions) { + if (nameColumn.length !== 0) { + nameColumn.push(""); + descriptionColumn.push(""); + } + nameColumn.push("/* " + category + " */"); + descriptionColumn.push(""); + for (var _i = 0, _a = categorizedOptions[category]; _i < _a.length; _i++) { + var option = _a[_i]; + var optionName = void 0; + if (ts.hasProperty(configurations.compilerOptions, option.name)) { + optionName = "\"" + option.name + "\": " + JSON.stringify(configurations.compilerOptions[option.name]) + ((seenKnownKeys += 1) === knownKeysCount ? "" : ","); + } + else { + optionName = "// \"" + option.name + "\": " + JSON.stringify(getDefaultValueForOption(option)) + ","; + } + nameColumn.push(optionName); + descriptionColumn.push("/* " + (option.description && ts.getLocaleSpecificMessage(option.description) || option.name) + " */"); + marginLength = Math.max(optionName.length, marginLength); + } + } + // Write the output + var tab = makePadding(2); + var result = []; + result.push("{"); + result.push(tab + "\"compilerOptions\": {"); + // Print out each row, aligning all the descriptions on the same column. + for (var i = 0; i < nameColumn.length; i++) { + var optionName = nameColumn[i]; + var description = descriptionColumn[i]; + result.push(tab + tab + optionName + makePadding(marginLength - optionName.length + 2) + description); + } + if (configurations.files && configurations.files.length) { + result.push(tab + "},"); + result.push(tab + "\"files\": ["); + for (var i = 0; i < configurations.files.length; i++) { + result.push("" + tab + tab + JSON.stringify(configurations.files[i]) + (i === configurations.files.length - 1 ? "" : ",")); + } + result.push(tab + "]"); + } + else { + result.push(tab + "}"); + } + result.push("}"); + return result.join(newLine); + } } ts.generateTSConfig = generateTSConfig; /** @@ -64136,16 +69084,18 @@ var ts; return output; } /** - * Parse the contents of a config file (tsconfig.json). - * @param json The contents of the config file to parse - * @param host Instance of ParseConfigHost used to enumerate files in folder. - * @param basePath A root directory to resolve relative path entries in the config - * file to. e.g. outDir - */ - function parseJsonConfigFileContent(json, host, basePath, existingOptions, configFileName, resolutionStack) { + * Parse the contents of a config file (tsconfig.json). + * @param json The contents of the config file to parse + * @param host Instance of ParseConfigHost used to enumerate files in folder. + * @param basePath A root directory to resolve relative path entries in the config + * file to. e.g. outDir + */ + function parseJsonConfigFileContent(json, host, basePath, existingOptions, configFileName, resolutionStack, extraFileExtensions) { if (existingOptions === void 0) { existingOptions = {}; } if (resolutionStack === void 0) { resolutionStack = []; } + if (extraFileExtensions === void 0) { extraFileExtensions = []; } var errors = []; + basePath = ts.normalizeSlashes(basePath); var getCanonicalFileName = ts.createGetCanonicalFileName(host.useCaseSensitiveFileNames); var resolvedPath = ts.toPath(configFileName || "", basePath, getCanonicalFileName); if (resolutionStack.indexOf(resolvedPath) >= 0) { @@ -64272,7 +69222,7 @@ var ts; if (fileNames === undefined && includeSpecs === undefined) { includeSpecs = ["**/*"]; } - var result = matchFileNames(fileNames, includeSpecs, excludeSpecs, basePath, options, host, errors); + var result = matchFileNames(fileNames, includeSpecs, excludeSpecs, basePath, options, host, errors, extraFileExtensions); if (result.fileNames.length === 0 && !ts.hasProperty(json, "files") && resolutionStack.length === 0) { errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.No_inputs_were_found_in_config_file_0_Specified_include_paths_were_1_and_exclude_paths_were_2, configFileName || "tsconfig.json", JSON.stringify(includeSpecs || []), JSON.stringify(excludeSpecs || []))); } @@ -64323,8 +69273,8 @@ var ts; } var optionNameMap = ts.arrayToMap(optionDeclarations, function (opt) { return opt.name; }); for (var id in jsonOptions) { - if (id in optionNameMap) { - var opt = optionNameMap[id]; + var opt = optionNameMap.get(id); + if (opt) { defaultOptions[opt.name] = convertJsonOption(opt, jsonOptions[id], basePath, errors); } else { @@ -64358,8 +69308,9 @@ var ts; } function convertJsonOptionOfCustomType(opt, value, errors) { var key = value.toLowerCase(); - if (key in opt.type) { - return opt.type[key]; + var val = opt.type.get(key); + if (val !== undefined) { + return val; } else { errors.push(createCompilerDiagnosticForInvalidCustomType(opt)); @@ -64449,7 +69400,7 @@ var ts; * @param host The host used to resolve files and directories. * @param errors An array for diagnostic reporting. */ - function matchFileNames(fileNames, include, exclude, basePath, options, host, errors) { + function matchFileNames(fileNames, include, exclude, basePath, options, host, errors, extraFileExtensions) { basePath = ts.normalizePath(basePath); // The exclude spec list is converted into a regular expression, which allows us to quickly // test whether a file or directory should be excluded before recursively traversing the @@ -64476,14 +69427,14 @@ var ts; var wildcardDirectories = getWildcardDirectories(include, exclude, basePath, host.useCaseSensitiveFileNames); // Rather than requery this for each file and filespec, we query the supported extensions // once and store it on the expansion context. - var supportedExtensions = ts.getSupportedExtensions(options); + var supportedExtensions = ts.getSupportedExtensions(options, extraFileExtensions); // Literal files are always included verbatim. An "include" or "exclude" specification cannot // remove a literal file. if (fileNames) { for (var _i = 0, fileNames_1 = fileNames; _i < fileNames_1.length; _i++) { var fileName = fileNames_1[_i]; var file = ts.combinePaths(basePath, fileName); - literalFileMap[keyMapper(file)] = file; + literalFileMap.set(keyMapper(file), file); } } if (include && include.length > 0) { @@ -64504,14 +69455,13 @@ var ts; // same directory, we should remove it. removeWildcardFilesWithLowerPriorityExtension(file, wildcardFileMap, supportedExtensions, keyMapper); var key = keyMapper(file); - if (!(key in literalFileMap) && !(key in wildcardFileMap)) { - wildcardFileMap[key] = file; + if (!literalFileMap.has(key) && !wildcardFileMap.has(key)) { + wildcardFileMap.set(key, file); } } } - var literalFiles = ts.reduceProperties(literalFileMap, addFileToOutput, []); - var wildcardFiles = ts.reduceProperties(wildcardFileMap, addFileToOutput, []); - wildcardFiles.sort(host.useCaseSensitiveFileNames ? ts.compareStrings : ts.compareStringsCaseInsensitive); + var literalFiles = ts.arrayFrom(literalFileMap.values()); + var wildcardFiles = ts.arrayFrom(wildcardFileMap.values()); return { fileNames: literalFiles.concat(wildcardFiles), wildcardDirectories: wildcardDirectories @@ -64519,8 +69469,8 @@ var ts; } function validateSpecs(specs, errors, allowTrailingRecursion) { var validSpecs = []; - for (var _i = 0, specs_2 = specs; _i < specs_2.length; _i++) { - var spec = specs_2[_i]; + for (var _i = 0, specs_1 = specs; _i < specs_1.length; _i++) { + var spec = specs_1[_i]; if (!allowTrailingRecursion && invalidTrailingRecursionPattern.test(spec)) { errors.push(ts.createCompilerDiagnostic(ts.Diagnostics.File_specification_cannot_end_in_a_recursive_directory_wildcard_Asterisk_Asterisk_Colon_0, spec)); } @@ -64554,7 +69504,7 @@ var ts; // /a/b/a?z - Watch /a/b directly to catch any new file matching a?z var rawExcludeRegex = ts.getRegularExpressionForWildcard(exclude, path, "exclude"); var excludeRegex = rawExcludeRegex && new RegExp(rawExcludeRegex, useCaseSensitiveFileNames ? "" : "i"); - var wildcardDirectories = ts.createMap(); + var wildcardDirectories = {}; if (include !== undefined) { var recursiveKeys = []; for (var _i = 0, include_1 = include; _i < include_1.length; _i++) { @@ -64576,14 +69526,15 @@ var ts; } } // Remove any subpaths under an existing recursively watched directory. - for (var key in wildcardDirectories) { - for (var _a = 0, recursiveKeys_1 = recursiveKeys; _a < recursiveKeys_1.length; _a++) { - var recursiveKey = recursiveKeys_1[_a]; - if (key !== recursiveKey && ts.containsPath(recursiveKey, key, path, !useCaseSensitiveFileNames)) { - delete wildcardDirectories[key]; + for (var key in wildcardDirectories) + if (ts.hasProperty(wildcardDirectories, key)) { + for (var _a = 0, recursiveKeys_1 = recursiveKeys; _a < recursiveKeys_1.length; _a++) { + var recursiveKey = recursiveKeys_1[_a]; + if (key !== recursiveKey && ts.containsPath(recursiveKey, key, path, !useCaseSensitiveFileNames)) { + delete wildcardDirectories[key]; + } } } - } } return wildcardDirectories; } @@ -64610,11 +69561,11 @@ var ts; */ function hasFileWithHigherPriorityExtension(file, literalFiles, wildcardFiles, extensions, keyMapper) { var extensionPriority = ts.getExtensionPriority(file, extensions); - var adjustedExtensionPriority = ts.adjustExtensionPriority(extensionPriority); + var adjustedExtensionPriority = ts.adjustExtensionPriority(extensionPriority, extensions); for (var i = 0 /* Highest */; i < adjustedExtensionPriority; i++) { var higherPriorityExtension = extensions[i]; var higherPriorityPath = keyMapper(ts.changeExtension(file, higherPriorityExtension)); - if (higherPriorityPath in literalFiles || higherPriorityPath in wildcardFiles) { + if (literalFiles.has(higherPriorityPath) || wildcardFiles.has(higherPriorityPath)) { return true; } } @@ -64630,24 +69581,14 @@ var ts; */ function removeWildcardFilesWithLowerPriorityExtension(file, wildcardFiles, extensions, keyMapper) { var extensionPriority = ts.getExtensionPriority(file, extensions); - var nextExtensionPriority = ts.getNextLowestExtensionPriority(extensionPriority); + var nextExtensionPriority = ts.getNextLowestExtensionPriority(extensionPriority, extensions); for (var i = nextExtensionPriority; i < extensions.length; i++) { var lowerPriorityExtension = extensions[i]; var lowerPriorityPath = keyMapper(ts.changeExtension(file, lowerPriorityExtension)); - delete wildcardFiles[lowerPriorityPath]; + wildcardFiles.delete(lowerPriorityPath); } } /** - * Adds a file to an array of files. - * - * @param output The output array. - * @param file The file path. - */ - function addFileToOutput(output, file) { - output.push(file); - return output; - } - /** * Gets a case sensitive key. * * @param key The original key. @@ -64673,7 +69614,9 @@ var ts; this.text = text; } StringScriptSnapshot.prototype.getText = function (start, end) { - return this.text.substring(start, end); + return start === 0 && end === this.text.length + ? this.text + : this.text.substring(start, end); }; StringScriptSnapshot.prototype.getLength = function () { return this.text.length; @@ -64783,8 +69726,7 @@ var ts; ScriptElementKind.typeElement = "type"; /** enum E */ ScriptElementKind.enumElement = "enum"; - // TODO: GH#9983 - ScriptElementKind.enumMemberElement = "const"; + ScriptElementKind.enumMemberElement = "enum member"; /** * Inside module and script only * const v = .. @@ -64827,6 +69769,10 @@ var ts; ScriptElementKind.letElement = "let"; ScriptElementKind.directory = "directory"; ScriptElementKind.externalModuleName = "external module name"; + /** + * <JsxTagName attribute1 attribute2={0} /> + */ + ScriptElementKind.jsxAttribute = "JSX attribute"; })(ScriptElementKind = ts.ScriptElementKind || (ts.ScriptElementKind = {})); var ScriptElementKindModifier; (function (ScriptElementKindModifier) { @@ -64912,33 +69858,34 @@ var ts; })(SemanticMeaning = ts.SemanticMeaning || (ts.SemanticMeaning = {})); function getMeaningFromDeclaration(node) { switch (node.kind) { - case 144 /* Parameter */: - case 223 /* VariableDeclaration */: - case 174 /* BindingElement */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 257 /* PropertyAssignment */: - case 258 /* ShorthandPropertyAssignment */: - case 260 /* EnumMember */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 256 /* CatchClause */: + case 145 /* Parameter */: + case 225 /* VariableDeclaration */: + case 175 /* BindingElement */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: + case 260 /* PropertyAssignment */: + case 261 /* ShorthandPropertyAssignment */: + case 263 /* EnumMember */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 151 /* Constructor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: + case 259 /* CatchClause */: + case 252 /* JsxAttribute */: return 1 /* Value */; - case 143 /* TypeParameter */: - case 227 /* InterfaceDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 161 /* TypeLiteral */: + case 144 /* TypeParameter */: + case 229 /* InterfaceDeclaration */: + case 230 /* TypeAliasDeclaration */: + case 162 /* TypeLiteral */: return 2 /* Type */; - case 226 /* ClassDeclaration */: - case 229 /* EnumDeclaration */: + case 228 /* ClassDeclaration */: + case 231 /* EnumDeclaration */: return 1 /* Value */ | 2 /* Type */; - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: if (ts.isAmbientModule(node)) { return 4 /* Namespace */ | 1 /* Value */; } @@ -64948,22 +69895,25 @@ var ts; else { return 4 /* Namespace */; } - case 238 /* NamedImports */: - case 239 /* ImportSpecifier */: - case 234 /* ImportEqualsDeclaration */: - case 235 /* ImportDeclaration */: - case 240 /* ExportAssignment */: - case 241 /* ExportDeclaration */: + case 240 /* NamedImports */: + case 241 /* ImportSpecifier */: + case 236 /* ImportEqualsDeclaration */: + case 237 /* ImportDeclaration */: + case 242 /* ExportAssignment */: + case 243 /* ExportDeclaration */: return 1 /* Value */ | 2 /* Type */ | 4 /* Namespace */; // An external module can be a Value - case 261 /* SourceFile */: + case 264 /* SourceFile */: return 4 /* Namespace */ | 1 /* Value */; } return 1 /* Value */ | 2 /* Type */ | 4 /* Namespace */; } ts.getMeaningFromDeclaration = getMeaningFromDeclaration; function getMeaningFromLocation(node) { - if (node.parent.kind === 240 /* ExportAssignment */) { + if (node.kind === 264 /* SourceFile */) { + return 1 /* Value */; + } + else if (node.parent.kind === 242 /* ExportAssignment */) { return 1 /* Value */ | 2 /* Type */ | 4 /* Namespace */; } else if (isInRightSideOfImport(node)) { @@ -64988,15 +69938,15 @@ var ts; // import a = |b|; // Namespace // import a = |b.c|; // Value, type, namespace // import a = |b.c|.d; // Namespace - if (node.parent.kind === 141 /* QualifiedName */ && + if (node.parent.kind === 142 /* QualifiedName */ && node.parent.right === node && - node.parent.parent.kind === 234 /* ImportEqualsDeclaration */) { + node.parent.parent.kind === 236 /* ImportEqualsDeclaration */) { return 1 /* Value */ | 2 /* Type */ | 4 /* Namespace */; } return 4 /* Namespace */; } function isInRightSideOfImport(node) { - while (node.parent.kind === 141 /* QualifiedName */) { + while (node.parent.kind === 142 /* QualifiedName */) { node = node.parent; } return ts.isInternalModuleImportEqualsDeclaration(node.parent) && node.parent.moduleReference === node; @@ -65007,27 +69957,27 @@ var ts; function isQualifiedNameNamespaceReference(node) { var root = node; var isLastClause = true; - if (root.parent.kind === 141 /* QualifiedName */) { - while (root.parent && root.parent.kind === 141 /* QualifiedName */) { + if (root.parent.kind === 142 /* QualifiedName */) { + while (root.parent && root.parent.kind === 142 /* QualifiedName */) { root = root.parent; } isLastClause = root.right === node; } - return root.parent.kind === 157 /* TypeReference */ && !isLastClause; + return root.parent.kind === 158 /* TypeReference */ && !isLastClause; } function isPropertyAccessNamespaceReference(node) { var root = node; var isLastClause = true; - if (root.parent.kind === 177 /* PropertyAccessExpression */) { - while (root.parent && root.parent.kind === 177 /* PropertyAccessExpression */) { + if (root.parent.kind === 178 /* PropertyAccessExpression */) { + while (root.parent && root.parent.kind === 178 /* PropertyAccessExpression */) { root = root.parent; } isLastClause = root.name === node; } - if (!isLastClause && root.parent.kind === 199 /* ExpressionWithTypeArguments */ && root.parent.parent.kind === 255 /* HeritageClause */) { + if (!isLastClause && root.parent.kind === 200 /* ExpressionWithTypeArguments */ && root.parent.parent.kind === 258 /* HeritageClause */) { var decl = root.parent.parent.parent; - return (decl.kind === 226 /* ClassDeclaration */ && root.parent.parent.token === 107 /* ImplementsKeyword */) || - (decl.kind === 227 /* InterfaceDeclaration */ && root.parent.parent.token === 84 /* ExtendsKeyword */); + return (decl.kind === 228 /* ClassDeclaration */ && root.parent.parent.token === 107 /* ImplementsKeyword */) || + (decl.kind === 229 /* InterfaceDeclaration */ && root.parent.parent.token === 84 /* ExtendsKeyword */); } return false; } @@ -65035,17 +69985,17 @@ var ts; if (ts.isRightSideOfQualifiedNameOrPropertyAccess(node)) { node = node.parent; } - return node.parent.kind === 157 /* TypeReference */ || - (node.parent.kind === 199 /* ExpressionWithTypeArguments */ && !ts.isExpressionWithTypeArgumentsInClassExtendsClause(node.parent)) || + return node.parent.kind === 158 /* TypeReference */ || + (node.parent.kind === 200 /* ExpressionWithTypeArguments */ && !ts.isExpressionWithTypeArgumentsInClassExtendsClause(node.parent)) || (node.kind === 98 /* ThisKeyword */ && !ts.isPartOfExpression(node)) || - node.kind === 167 /* ThisType */; + node.kind === 168 /* ThisType */; } function isCallExpressionTarget(node) { - return isCallOrNewExpressionTarget(node, 179 /* CallExpression */); + return isCallOrNewExpressionTarget(node, 180 /* CallExpression */); } ts.isCallExpressionTarget = isCallExpressionTarget; function isNewExpressionTarget(node) { - return isCallOrNewExpressionTarget(node, 180 /* NewExpression */); + return isCallOrNewExpressionTarget(node, 181 /* NewExpression */); } ts.isNewExpressionTarget = isNewExpressionTarget; function isCallOrNewExpressionTarget(node, kind) { @@ -65058,7 +70008,7 @@ var ts; ts.climbPastPropertyAccess = climbPastPropertyAccess; function getTargetLabel(referenceNode, labelName) { while (referenceNode) { - if (referenceNode.kind === 219 /* LabeledStatement */ && referenceNode.label.text === labelName) { + if (referenceNode.kind === 221 /* LabeledStatement */ && referenceNode.label.text === labelName) { return referenceNode.label; } referenceNode = referenceNode.parent; @@ -65068,13 +70018,13 @@ var ts; ts.getTargetLabel = getTargetLabel; function isJumpStatementTarget(node) { return node.kind === 70 /* Identifier */ && - (node.parent.kind === 215 /* BreakStatement */ || node.parent.kind === 214 /* ContinueStatement */) && + (node.parent.kind === 217 /* BreakStatement */ || node.parent.kind === 216 /* ContinueStatement */) && node.parent.label === node; } ts.isJumpStatementTarget = isJumpStatementTarget; function isLabelOfLabeledStatement(node) { return node.kind === 70 /* Identifier */ && - node.parent.kind === 219 /* LabeledStatement */ && + node.parent.kind === 221 /* LabeledStatement */ && node.parent.label === node; } function isLabelName(node) { @@ -65082,15 +70032,15 @@ var ts; } ts.isLabelName = isLabelName; function isRightSideOfQualifiedName(node) { - return node.parent.kind === 141 /* QualifiedName */ && node.parent.right === node; + return node.parent.kind === 142 /* QualifiedName */ && node.parent.right === node; } ts.isRightSideOfQualifiedName = isRightSideOfQualifiedName; function isRightSideOfPropertyAccess(node) { - return node && node.parent && node.parent.kind === 177 /* PropertyAccessExpression */ && node.parent.name === node; + return node && node.parent && node.parent.kind === 178 /* PropertyAccessExpression */ && node.parent.name === node; } ts.isRightSideOfPropertyAccess = isRightSideOfPropertyAccess; function isNameOfModuleDeclaration(node) { - return node.parent.kind === 230 /* ModuleDeclaration */ && node.parent.name === node; + return node.parent.kind === 232 /* ModuleDeclaration */ && node.parent.name === node; } ts.isNameOfModuleDeclaration = isNameOfModuleDeclaration; function isNameOfFunctionDeclaration(node) { @@ -65101,19 +70051,19 @@ var ts; function isLiteralNameOfPropertyDeclarationOrIndexAccess(node) { if (node.kind === 9 /* StringLiteral */ || node.kind === 8 /* NumericLiteral */) { switch (node.parent.kind) { - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 257 /* PropertyAssignment */: - case 260 /* EnumMember */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 230 /* ModuleDeclaration */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: + case 260 /* PropertyAssignment */: + case 263 /* EnumMember */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 232 /* ModuleDeclaration */: return node.parent.name === node; - case 178 /* ElementAccessExpression */: + case 179 /* ElementAccessExpression */: return node.parent.argumentExpression === node; - case 142 /* ComputedPropertyName */: + case 143 /* ComputedPropertyName */: return true; } } @@ -65162,17 +70112,17 @@ var ts; return undefined; } switch (node.kind) { - case 261 /* SourceFile */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 229 /* EnumDeclaration */: - case 230 /* ModuleDeclaration */: + case 264 /* SourceFile */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 228 /* ClassDeclaration */: + case 229 /* InterfaceDeclaration */: + case 231 /* EnumDeclaration */: + case 232 /* ModuleDeclaration */: return node; } } @@ -65180,46 +70130,46 @@ var ts; ts.getContainerNode = getContainerNode; function getNodeKind(node) { switch (node.kind) { - case 261 /* SourceFile */: + case 264 /* SourceFile */: return ts.isExternalModule(node) ? ts.ScriptElementKind.moduleElement : ts.ScriptElementKind.scriptElement; - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: return ts.ScriptElementKind.moduleElement; - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: + case 228 /* ClassDeclaration */: + case 198 /* ClassExpression */: return ts.ScriptElementKind.classElement; - case 227 /* InterfaceDeclaration */: return ts.ScriptElementKind.interfaceElement; - case 228 /* TypeAliasDeclaration */: return ts.ScriptElementKind.typeElement; - case 229 /* EnumDeclaration */: return ts.ScriptElementKind.enumElement; - case 223 /* VariableDeclaration */: + case 229 /* InterfaceDeclaration */: return ts.ScriptElementKind.interfaceElement; + case 230 /* TypeAliasDeclaration */: return ts.ScriptElementKind.typeElement; + case 231 /* EnumDeclaration */: return ts.ScriptElementKind.enumElement; + case 225 /* VariableDeclaration */: return getKindOfVariableDeclaration(node); - case 174 /* BindingElement */: + case 175 /* BindingElement */: return getKindOfVariableDeclaration(ts.getRootDeclaration(node)); - case 185 /* ArrowFunction */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: + case 186 /* ArrowFunction */: + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: return ts.ScriptElementKind.functionElement; - case 151 /* GetAccessor */: return ts.ScriptElementKind.memberGetAccessorElement; - case 152 /* SetAccessor */: return ts.ScriptElementKind.memberSetAccessorElement; - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 152 /* GetAccessor */: return ts.ScriptElementKind.memberGetAccessorElement; + case 153 /* SetAccessor */: return ts.ScriptElementKind.memberSetAccessorElement; + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: return ts.ScriptElementKind.memberFunctionElement; - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: return ts.ScriptElementKind.memberVariableElement; - case 155 /* IndexSignature */: return ts.ScriptElementKind.indexSignatureElement; - case 154 /* ConstructSignature */: return ts.ScriptElementKind.constructSignatureElement; - case 153 /* CallSignature */: return ts.ScriptElementKind.callSignatureElement; - case 150 /* Constructor */: return ts.ScriptElementKind.constructorImplementationElement; - case 143 /* TypeParameter */: return ts.ScriptElementKind.typeParameterElement; - case 260 /* EnumMember */: return ts.ScriptElementKind.enumMemberElement; - case 144 /* Parameter */: return ts.hasModifier(node, 92 /* ParameterPropertyModifier */) ? ts.ScriptElementKind.memberVariableElement : ts.ScriptElementKind.parameterElement; - case 234 /* ImportEqualsDeclaration */: - case 239 /* ImportSpecifier */: - case 236 /* ImportClause */: - case 243 /* ExportSpecifier */: - case 237 /* NamespaceImport */: + case 156 /* IndexSignature */: return ts.ScriptElementKind.indexSignatureElement; + case 155 /* ConstructSignature */: return ts.ScriptElementKind.constructSignatureElement; + case 154 /* CallSignature */: return ts.ScriptElementKind.callSignatureElement; + case 151 /* Constructor */: return ts.ScriptElementKind.constructorImplementationElement; + case 144 /* TypeParameter */: return ts.ScriptElementKind.typeParameterElement; + case 263 /* EnumMember */: return ts.ScriptElementKind.enumMemberElement; + case 145 /* Parameter */: return ts.hasModifier(node, 92 /* ParameterPropertyModifier */) ? ts.ScriptElementKind.memberVariableElement : ts.ScriptElementKind.parameterElement; + case 236 /* ImportEqualsDeclaration */: + case 241 /* ImportSpecifier */: + case 238 /* ImportClause */: + case 245 /* ExportSpecifier */: + case 239 /* NamespaceImport */: return ts.ScriptElementKind.alias; - case 285 /* JSDocTypedefTag */: + case 289 /* JSDocTypedefTag */: return ts.ScriptElementKind.typeElement; default: return ts.ScriptElementKind.unknown; @@ -65233,15 +70183,6 @@ var ts; } } ts.getNodeKind = getNodeKind; - function getStringLiteralTypeForNode(node, typeChecker) { - var searchNode = node.parent.kind === 171 /* LiteralType */ ? node.parent : node; - var type = typeChecker.getTypeAtLocation(searchNode); - if (type && type.flags & 32 /* StringLiteral */) { - return type; - } - return undefined; - } - ts.getStringLiteralTypeForNode = getStringLiteralTypeForNode; function isThis(node) { switch (node.kind) { case 98 /* ThisKeyword */: @@ -65249,7 +70190,7 @@ var ts; return true; case 70 /* Identifier */: // 'this' as a parameter - return ts.identifierIsThisKeyword(node) && node.parent.kind === 144 /* Parameter */; + return ts.identifierIsThisKeyword(node) && node.parent.kind === 145 /* Parameter */; default: return false; } @@ -65258,7 +70199,7 @@ var ts; // Matches the beginning of a triple slash directive var tripleSlashDirectivePrefixRegex = /^\/\/\/\s*</; function getLineStartPositionForPosition(position, sourceFile) { - var lineStarts = sourceFile.getLineStarts(); + var lineStarts = ts.getLineStarts(sourceFile); var line = sourceFile.getLineAndCharacterOfPosition(position).line; return lineStarts[line]; } @@ -65294,42 +70235,42 @@ var ts; return false; } switch (n.kind) { - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 229 /* EnumDeclaration */: - case 176 /* ObjectLiteralExpression */: - case 172 /* ObjectBindingPattern */: - case 161 /* TypeLiteral */: - case 204 /* Block */: - case 231 /* ModuleBlock */: - case 232 /* CaseBlock */: - case 238 /* NamedImports */: - case 242 /* NamedExports */: + case 228 /* ClassDeclaration */: + case 229 /* InterfaceDeclaration */: + case 231 /* EnumDeclaration */: + case 177 /* ObjectLiteralExpression */: + case 173 /* ObjectBindingPattern */: + case 162 /* TypeLiteral */: + case 206 /* Block */: + case 233 /* ModuleBlock */: + case 234 /* CaseBlock */: + case 240 /* NamedImports */: + case 244 /* NamedExports */: return nodeEndsWith(n, 17 /* CloseBraceToken */, sourceFile); - case 256 /* CatchClause */: + case 259 /* CatchClause */: return isCompletedNode(n.block, sourceFile); - case 180 /* NewExpression */: + case 181 /* NewExpression */: if (!n.arguments) { return true; } - // fall through - case 179 /* CallExpression */: - case 183 /* ParenthesizedExpression */: - case 166 /* ParenthesizedType */: + // falls through + case 180 /* CallExpression */: + case 184 /* ParenthesizedExpression */: + case 167 /* ParenthesizedType */: return nodeEndsWith(n, 19 /* CloseParenToken */, sourceFile); - case 158 /* FunctionType */: - case 159 /* ConstructorType */: + case 159 /* FunctionType */: + case 160 /* ConstructorType */: return isCompletedNode(n.type, sourceFile); - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 154 /* ConstructSignature */: - case 153 /* CallSignature */: - case 185 /* ArrowFunction */: + case 151 /* Constructor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 155 /* ConstructSignature */: + case 154 /* CallSignature */: + case 186 /* ArrowFunction */: if (n.body) { return isCompletedNode(n.body, sourceFile); } @@ -65339,67 +70280,67 @@ var ts; // Even though type parameters can be unclosed, we can get away with // having at least a closing paren. return hasChildOfKind(n, 19 /* CloseParenToken */, sourceFile); - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: return n.body && isCompletedNode(n.body, sourceFile); - case 208 /* IfStatement */: + case 210 /* IfStatement */: if (n.elseStatement) { return isCompletedNode(n.elseStatement, sourceFile); } return isCompletedNode(n.thenStatement, sourceFile); - case 207 /* ExpressionStatement */: + case 209 /* ExpressionStatement */: return isCompletedNode(n.expression, sourceFile) || hasChildOfKind(n, 24 /* SemicolonToken */); - case 175 /* ArrayLiteralExpression */: - case 173 /* ArrayBindingPattern */: - case 178 /* ElementAccessExpression */: - case 142 /* ComputedPropertyName */: - case 163 /* TupleType */: + case 176 /* ArrayLiteralExpression */: + case 174 /* ArrayBindingPattern */: + case 179 /* ElementAccessExpression */: + case 143 /* ComputedPropertyName */: + case 164 /* TupleType */: return nodeEndsWith(n, 21 /* CloseBracketToken */, sourceFile); - case 155 /* IndexSignature */: + case 156 /* IndexSignature */: if (n.type) { return isCompletedNode(n.type, sourceFile); } return hasChildOfKind(n, 21 /* CloseBracketToken */, sourceFile); - case 253 /* CaseClause */: - case 254 /* DefaultClause */: + case 256 /* CaseClause */: + case 257 /* DefaultClause */: // there is no such thing as terminator token for CaseClause/DefaultClause so for simplicity always consider them non-completed return false; - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 210 /* WhileStatement */: + case 213 /* ForStatement */: + case 214 /* ForInStatement */: + case 215 /* ForOfStatement */: + case 212 /* WhileStatement */: return isCompletedNode(n.statement, sourceFile); - case 209 /* DoStatement */: + case 211 /* DoStatement */: // rough approximation: if DoStatement has While keyword - then if node is completed is checking the presence of ')'; var hasWhileKeyword = findChildOfKind(n, 105 /* WhileKeyword */, sourceFile); if (hasWhileKeyword) { return nodeEndsWith(n, 19 /* CloseParenToken */, sourceFile); } return isCompletedNode(n.statement, sourceFile); - case 160 /* TypeQuery */: + case 161 /* TypeQuery */: return isCompletedNode(n.exprName, sourceFile); - case 187 /* TypeOfExpression */: - case 186 /* DeleteExpression */: - case 188 /* VoidExpression */: - case 195 /* YieldExpression */: - case 196 /* SpreadElement */: + case 188 /* TypeOfExpression */: + case 187 /* DeleteExpression */: + case 189 /* VoidExpression */: + case 196 /* YieldExpression */: + case 197 /* SpreadElement */: var unaryWordExpression = n; return isCompletedNode(unaryWordExpression.expression, sourceFile); - case 181 /* TaggedTemplateExpression */: + case 182 /* TaggedTemplateExpression */: return isCompletedNode(n.template, sourceFile); - case 194 /* TemplateExpression */: + case 195 /* TemplateExpression */: var lastSpan = ts.lastOrUndefined(n.templateSpans); return isCompletedNode(lastSpan, sourceFile); - case 202 /* TemplateSpan */: + case 204 /* TemplateSpan */: return ts.nodeIsPresent(n.literal); - case 241 /* ExportDeclaration */: - case 235 /* ImportDeclaration */: + case 243 /* ExportDeclaration */: + case 237 /* ImportDeclaration */: return ts.nodeIsPresent(n.moduleSpecifier); - case 190 /* PrefixUnaryExpression */: + case 191 /* PrefixUnaryExpression */: return isCompletedNode(n.operand, sourceFile); - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: return isCompletedNode(n.right, sourceFile); - case 193 /* ConditionalExpression */: + case 194 /* ConditionalExpression */: return isCompletedNode(n.whenFalse, sourceFile); default: return true; @@ -65455,7 +70396,7 @@ var ts; // for the position of the relevant node (or comma). var syntaxList = ts.forEach(node.parent.getChildren(), function (c) { // find syntax list that covers the span of the node - if (c.kind === 292 /* SyntaxList */ && c.pos <= node.pos && c.end >= node.end) { + if (c.kind === 293 /* SyntaxList */ && c.pos <= node.pos && c.end >= node.end) { return c; } }); @@ -65497,7 +70438,7 @@ var ts; if (includeJsDocComment === void 0) { includeJsDocComment = false; } var current = sourceFile; outer: while (true) { - if (isToken(current)) { + if (ts.isToken(current)) { // exit early return current; } @@ -65522,8 +70463,8 @@ var ts; } } // find the child that contains 'position' - for (var i = 0, n = current.getChildCount(sourceFile); i < n; i++) { - var child = current.getChildAt(i); + for (var _a = 0, _b = current.getChildren(); _a < _b.length; _a++) { + var child = _b[_a]; // all jsDocComment nodes were already visited if (ts.isJSDocNode(child)) { continue; @@ -65547,18 +70488,18 @@ var ts; } } /** - * The token on the left of the position is the token that strictly includes the position - * or sits to the left of the cursor if it is on a boundary. For example - * - * fo|o -> will return foo - * foo <comment> |bar -> will return foo - * - */ + * The token on the left of the position is the token that strictly includes the position + * or sits to the left of the cursor if it is on a boundary. For example + * + * fo|o -> will return foo + * foo <comment> |bar -> will return foo + * + */ function findTokenOnLeftOfPosition(file, position) { // Ideally, getTokenAtPosition should return a token. However, it is currently // broken, so we do a check to make sure the result was indeed a token. var tokenAtPosition = getTokenAtPosition(file, position); - if (isToken(tokenAtPosition) && position > tokenAtPosition.getStart(file) && position < tokenAtPosition.getEnd()) { + if (ts.isToken(tokenAtPosition) && position > tokenAtPosition.getStart(file) && position < tokenAtPosition.getEnd()) { return tokenAtPosition; } return findPrecedingToken(position, file); @@ -65567,7 +70508,7 @@ var ts; function findNextToken(previousToken, parent) { return find(parent); function find(n) { - if (isToken(n) && n.pos === previousToken.end) { + if (ts.isToken(n) && n.pos === previousToken.end) { // this is token that starts at the end of previous token - return it return n; } @@ -65590,7 +70531,7 @@ var ts; function findPrecedingToken(position, sourceFile, startNode) { return find(startNode || sourceFile); function findRightmostToken(n) { - if (isToken(n)) { + if (ts.isToken(n)) { return n; } var children = n.getChildren(); @@ -65598,11 +70539,11 @@ var ts; return candidate && findRightmostToken(candidate); } function find(n) { - if (isToken(n)) { + if (ts.isToken(n)) { return n; } var children = n.getChildren(); - for (var i = 0, len = children.length; i < len; i++) { + for (var i = 0; i < children.length; i++) { var child = children[i]; // condition 'position < child.end' checks if child node end after the position // in the example below this condition will be false for 'aaaa' and 'bbbb' and true for 'ccc' @@ -65627,7 +70568,7 @@ var ts; } } } - ts.Debug.assert(startNode !== undefined || n.kind === 261 /* SourceFile */); + ts.Debug.assert(startNode !== undefined || n.kind === 264 /* SourceFile */); // Here we know that none of child token nodes embrace the position, // the only known case is when position is at the end of the file. // Try to find the rightmost token in the file without filtering. @@ -65686,17 +70627,17 @@ var ts; return true; } // <div> { | </div> or <div a={| </div> - if (token.kind === 26 /* LessThanToken */ && token.parent.kind === 252 /* JsxExpression */) { + if (token.kind === 26 /* LessThanToken */ && token.parent.kind === 255 /* JsxExpression */) { return true; } // <div> { // | // } < /div> - if (token && token.kind === 17 /* CloseBraceToken */ && token.parent.kind === 252 /* JsxExpression */) { + if (token && token.kind === 17 /* CloseBraceToken */ && token.parent.kind === 255 /* JsxExpression */) { return true; } // <div>|</div> - if (token.kind === 26 /* LessThanToken */ && token.parent.kind === 249 /* JsxClosingElement */) { + if (token.kind === 26 /* LessThanToken */ && token.parent.kind === 251 /* JsxClosingElement */) { return true; } return false; @@ -65727,10 +70668,10 @@ var ts; // Internally, we represent the end of the comment at the newline and closing '/', respectively. return predicate ? ts.forEach(commentRanges, function (c) { return c.pos < position && - (c.kind == 2 /* SingleLineCommentTrivia */ ? position <= c.end : position < c.end) && + (c.kind === 2 /* SingleLineCommentTrivia */ ? position <= c.end : position < c.end) && predicate(c); }) : ts.forEach(commentRanges, function (c) { return c.pos < position && - (c.kind == 2 /* SingleLineCommentTrivia */ ? position <= c.end : position < c.end); }); + (c.kind === 2 /* SingleLineCommentTrivia */ ? position <= c.end : position < c.end); }); } return false; } @@ -65751,7 +70692,7 @@ var ts; */ function getJsDocTagAtPosition(sourceFile, position) { var node = ts.getTokenAtPosition(sourceFile, position); - if (isToken(node)) { + if (ts.isToken(node)) { switch (node.kind) { case 103 /* VarKeyword */: case 109 /* LetKeyword */: @@ -65808,19 +70749,15 @@ var ts; } ts.getNodeModifiers = getNodeModifiers; function getTypeArgumentOrTypeParameterList(node) { - if (node.kind === 157 /* TypeReference */ || node.kind === 179 /* CallExpression */) { + if (node.kind === 158 /* TypeReference */ || node.kind === 180 /* CallExpression */) { return node.typeArguments; } - if (ts.isFunctionLike(node) || node.kind === 226 /* ClassDeclaration */ || node.kind === 227 /* InterfaceDeclaration */) { + if (ts.isFunctionLike(node) || node.kind === 228 /* ClassDeclaration */ || node.kind === 229 /* InterfaceDeclaration */) { return node.typeParameters; } return undefined; } ts.getTypeArgumentOrTypeParameterList = getTypeArgumentOrTypeParameterList; - function isToken(n) { - return n.kind >= 0 /* FirstToken */ && n.kind <= 140 /* LastToken */; - } - ts.isToken = isToken; function isWord(kind) { return kind === 70 /* Identifier */ || ts.isKeyword(kind); } @@ -65877,18 +70814,18 @@ var ts; } ts.compareDataObjects = compareDataObjects; function isArrayLiteralOrObjectLiteralDestructuringPattern(node) { - if (node.kind === 175 /* ArrayLiteralExpression */ || - node.kind === 176 /* ObjectLiteralExpression */) { + if (node.kind === 176 /* ArrayLiteralExpression */ || + node.kind === 177 /* ObjectLiteralExpression */) { // [a,b,c] from: // [a, b, c] = someExpression; - if (node.parent.kind === 192 /* BinaryExpression */ && + if (node.parent.kind === 193 /* BinaryExpression */ && node.parent.left === node && node.parent.operatorToken.kind === 57 /* EqualsToken */) { return true; } // [a, b, c] from: // for([a, b, c] of expression) - if (node.parent.kind === 213 /* ForOfStatement */ && + if (node.parent.kind === 215 /* ForOfStatement */ && node.parent.initializer === node) { return true; } @@ -65896,7 +70833,7 @@ var ts; // [x, [a, b, c] ] = someExpression // or // {x, a: {a, b, c} } = someExpression - if (isArrayLiteralOrObjectLiteralDestructuringPattern(node.parent.kind === 257 /* PropertyAssignment */ ? node.parent.parent : node.parent)) { + if (isArrayLiteralOrObjectLiteralDestructuringPattern(node.parent.kind === 260 /* PropertyAssignment */ ? node.parent.parent : node.parent)) { return true; } } @@ -65924,12 +70861,47 @@ var ts; } } ts.isInNonReferenceComment = isInNonReferenceComment; + function createTextSpanFromNode(node, sourceFile) { + return ts.createTextSpanFromBounds(node.getStart(sourceFile), node.getEnd()); + } + ts.createTextSpanFromNode = createTextSpanFromNode; + function isTypeKeyword(kind) { + switch (kind) { + case 118 /* AnyKeyword */: + case 121 /* BooleanKeyword */: + case 129 /* NeverKeyword */: + case 132 /* NumberKeyword */: + case 133 /* ObjectKeyword */: + case 135 /* StringKeyword */: + case 136 /* SymbolKeyword */: + case 104 /* VoidKeyword */: + return true; + default: + return false; + } + } + ts.isTypeKeyword = isTypeKeyword; + /** True if the symbol is for an external module, as opposed to a namespace. */ + function isExternalModuleSymbol(moduleSymbol) { + ts.Debug.assert(!!(moduleSymbol.flags & 1536 /* Module */)); + return moduleSymbol.name.charCodeAt(0) === 34 /* doubleQuote */; + } + ts.isExternalModuleSymbol = isExternalModuleSymbol; + /** Returns `true` the first time it encounters a node and `false` afterwards. */ + function nodeSeenTracker() { + var seen = []; + return function (node) { + var id = ts.getNodeId(node); + return !seen[id] && (seen[id] = true); + }; + } + ts.nodeSeenTracker = nodeSeenTracker; })(ts || (ts = {})); // Display-part writer helpers /* @internal */ (function (ts) { function isFirstDeclarationOfSymbolParameter(symbol) { - return symbol.declarations && symbol.declarations.length > 0 && symbol.declarations[0].kind === 144 /* Parameter */; + return symbol.declarations && symbol.declarations.length > 0 && symbol.declarations[0].kind === 145 /* Parameter */; } ts.isFirstDeclarationOfSymbolParameter = isFirstDeclarationOfSymbolParameter; var displayPartWriter = getDisplayPartWriter(); @@ -65946,13 +70918,15 @@ var ts; writeSpace: function (text) { return writeKind(text, ts.SymbolDisplayPartKind.space); }, writeStringLiteral: function (text) { return writeKind(text, ts.SymbolDisplayPartKind.stringLiteral); }, writeParameter: function (text) { return writeKind(text, ts.SymbolDisplayPartKind.parameterName); }, + writeProperty: function (text) { return writeKind(text, ts.SymbolDisplayPartKind.propertyName); }, writeSymbol: writeSymbol, writeLine: writeLine, increaseIndent: function () { indent++; }, decreaseIndent: function () { indent--; }, clear: resetWriter, trackSymbol: ts.noop, - reportInaccessibleThisError: ts.noop + reportInaccessibleThisError: ts.noop, + reportIllegalExtends: ts.noop }; function writeIndent() { if (lineStart) { @@ -66105,23 +71079,18 @@ var ts; function getDeclaredName(typeChecker, symbol, location) { // If this is an export or import specifier it could have been renamed using the 'as' syntax. // If so we want to search for whatever is under the cursor. - if (isImportOrExportSpecifierName(location)) { - return location.getText(); - } - else if (ts.isStringOrNumericLiteral(location) && - location.parent.kind === 142 /* ComputedPropertyName */) { + if (isImportOrExportSpecifierName(location) || ts.isStringOrNumericLiteral(location) && location.parent.kind === 143 /* ComputedPropertyName */) { return location.text; } // Try to get the local symbol if we're dealing with an 'export default' // since that symbol has the "true" name. var localExportDefaultSymbol = ts.getLocalSymbolForExportDefault(symbol); - var name = typeChecker.symbolToString(localExportDefaultSymbol || symbol); - return name; + return typeChecker.symbolToString(localExportDefaultSymbol || symbol); } ts.getDeclaredName = getDeclaredName; function isImportOrExportSpecifierName(location) { return location.parent && - (location.parent.kind === 239 /* ImportSpecifier */ || location.parent.kind === 243 /* ExportSpecifier */) && + (location.parent.kind === 241 /* ImportSpecifier */ || location.parent.kind === 245 /* ExportSpecifier */) && location.parent.propertyName === location; } ts.isImportOrExportSpecifierName = isImportOrExportSpecifierName; @@ -66137,7 +71106,6 @@ var ts; (name.charCodeAt(0) === 34 /* doubleQuote */ || name.charCodeAt(0) === 39 /* singleQuote */)) { return name.substring(1, length - 1); } - ; return name; } ts.stripQuotes = stripQuotes; @@ -66188,6 +71156,22 @@ var ts; }; } ts.sanitizeConfigFile = sanitizeConfigFile; + function getFirstNonSpaceCharacterPosition(text, position) { + while (ts.isWhiteSpace(text.charCodeAt(position))) { + position += 1; + } + return position; + } + ts.getFirstNonSpaceCharacterPosition = getFirstNonSpaceCharacterPosition; + function getOpenBrace(constructor, sourceFile) { + // First token is the open curly, this is where we want to put the 'super' call. + return constructor.body.getFirstToken(sourceFile); + } + ts.getOpenBrace = getOpenBrace; + function getOpenBraceOfClassLike(declaration, sourceFile) { + return ts.getTokenAtPosition(sourceFile, declaration.members.pos - 1); + } + ts.getOpenBraceOfClassLike = getOpenBraceOfClassLike; })(ts || (ts = {})); var ts; (function (ts) { @@ -66236,7 +71220,7 @@ var ts; function canFollow(keyword1, keyword2) { if (ts.isAccessibilityModifier(keyword1)) { if (keyword2 === 124 /* GetKeyword */ || - keyword2 === 133 /* SetKeyword */ || + keyword2 === 134 /* SetKeyword */ || keyword2 === 122 /* ConstructorKeyword */ || keyword2 === 114 /* StaticKeyword */) { // Allow things like "public get", "public constructor" and "public static". @@ -66255,9 +71239,9 @@ var ts; var entries = []; var dense = classifications.spans; var lastEnd = 0; - for (var i = 0, n = dense.length; i < n; i += 3) { + for (var i = 0; i < dense.length; i += 3) { var start = dense[i]; - var length_4 = dense[i + 1]; + var length_5 = dense[i + 1]; var type = dense[i + 2]; // Make a whitespace entry between the last item and this one. if (lastEnd >= 0) { @@ -66266,8 +71250,8 @@ var ts; entries.push({ length: whitespaceLength_1, classification: ts.TokenClass.Whitespace }); } } - entries.push({ length: length_4, classification: convertClassification(type) }); - lastEnd = start + length_4; + entries.push({ length: length_5, classification: convertClassification(type) }); + lastEnd = start + length_5; } var whitespaceLength = text.length - lastEnd; if (whitespaceLength > 0) { @@ -66335,7 +71319,7 @@ var ts; case 5 /* InTemplateMiddleOrTail */: text = "}\n" + text; offset = 2; - // fallthrough + // falls through case 6 /* InTemplateSubstitutionPosition */: templateStack.push(13 /* TemplateHead */); break; @@ -66395,10 +71379,10 @@ var ts; angleBracketStack--; } else if (token === 118 /* AnyKeyword */ || - token === 134 /* StringKeyword */ || + token === 135 /* StringKeyword */ || token === 132 /* NumberKeyword */ || token === 121 /* BooleanKeyword */ || - token === 135 /* SymbolKeyword */) { + token === 136 /* SymbolKeyword */) { if (angleBracketStack > 0 && !syntacticClassifierAbsent) { // If it looks like we're could be in something generic, don't classify this // as a keyword. We may just get overwritten by the syntactic classifier, @@ -66570,7 +71554,7 @@ var ts; } } function isKeyword(token) { - return token >= 71 /* FirstKeyword */ && token <= 140 /* LastKeyword */; + return token >= 71 /* FirstKeyword */ && token <= 141 /* LastKeyword */; } function classFromKind(token) { if (isKeyword(token)) { @@ -66627,10 +71611,10 @@ var ts; // That means we're calling back into the host around every 1.2k of the file we process. // Lib.d.ts has similar numbers. switch (kind) { - case 230 /* ModuleDeclaration */: - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 225 /* FunctionDeclaration */: + case 232 /* ModuleDeclaration */: + case 228 /* ClassDeclaration */: + case 229 /* InterfaceDeclaration */: + case 227 /* FunctionDeclaration */: cancellationToken.throwIfCancellationRequested(); } } @@ -66681,7 +71665,7 @@ var ts; */ function hasValueSideModule(symbol) { return ts.forEach(symbol.declarations, function (declaration) { - return declaration.kind === 230 /* ModuleDeclaration */ && + return declaration.kind === 232 /* ModuleDeclaration */ && ts.getModuleInstanceState(declaration) === 1 /* Instantiated */; }); } @@ -66696,7 +71680,7 @@ var ts; // Only bother calling into the typechecker if this is an identifier that // could possibly resolve to a type name. This makes classification run // in a third of the time it would normally take. - if (classifiableNames[identifier.text]) { + if (classifiableNames.get(identifier.text)) { var symbol = typeChecker.getSymbolAtLocation(node); if (symbol) { var type = classifySymbol(symbol, ts.getMeaningFromLocation(node)); @@ -66742,7 +71726,7 @@ var ts; ts.Debug.assert(classifications.spans.length % 3 === 0); var dense = classifications.spans; var result = []; - for (var i = 0, n = dense.length; i < n; i += 3) { + for (var i = 0; i < dense.length; i += 3) { result.push({ textSpan: ts.createTextSpan(dense[i], dense[i + 1]), classificationType: getClassificationTypeName(dense[i + 2]) @@ -66845,16 +71829,16 @@ var ts; pushClassification(tag.tagName.pos, tag.tagName.end - tag.tagName.pos, 18 /* docCommentTagName */); pos = tag.tagName.end; switch (tag.kind) { - case 281 /* JSDocParameterTag */: + case 285 /* JSDocParameterTag */: processJSDocParameterTag(tag); break; - case 284 /* JSDocTemplateTag */: + case 288 /* JSDocTemplateTag */: processJSDocTemplateTag(tag); break; - case 283 /* JSDocTypeTag */: + case 287 /* JSDocTypeTag */: processElement(tag.typeExpression); break; - case 282 /* JSDocReturnTag */: + case 286 /* JSDocReturnTag */: processElement(tag.typeExpression); break; } @@ -66941,22 +71925,22 @@ var ts; } function tryClassifyJsxElementName(token) { switch (token.parent && token.parent.kind) { - case 248 /* JsxOpeningElement */: + case 250 /* JsxOpeningElement */: if (token.parent.tagName === token) { return 19 /* jsxOpenTagName */; } break; - case 249 /* JsxClosingElement */: + case 251 /* JsxClosingElement */: if (token.parent.tagName === token) { return 20 /* jsxCloseTagName */; } break; - case 247 /* JsxSelfClosingElement */: + case 249 /* JsxSelfClosingElement */: if (token.parent.tagName === token) { return 21 /* jsxSelfClosingTagName */; } break; - case 250 /* JsxAttribute */: + case 252 /* JsxAttribute */: if (token.parent.name === token) { return 22 /* jsxAttribute */; } @@ -66984,17 +71968,17 @@ var ts; if (token) { if (tokenKind === 57 /* EqualsToken */) { // the '=' in a variable declaration is special cased here. - if (token.parent.kind === 223 /* VariableDeclaration */ || - token.parent.kind === 147 /* PropertyDeclaration */ || - token.parent.kind === 144 /* Parameter */ || - token.parent.kind === 250 /* JsxAttribute */) { + if (token.parent.kind === 225 /* VariableDeclaration */ || + token.parent.kind === 148 /* PropertyDeclaration */ || + token.parent.kind === 145 /* Parameter */ || + token.parent.kind === 252 /* JsxAttribute */) { return 5 /* operator */; } } - if (token.parent.kind === 192 /* BinaryExpression */ || - token.parent.kind === 190 /* PrefixUnaryExpression */ || - token.parent.kind === 191 /* PostfixUnaryExpression */ || - token.parent.kind === 193 /* ConditionalExpression */) { + if (token.parent.kind === 193 /* BinaryExpression */ || + token.parent.kind === 191 /* PrefixUnaryExpression */ || + token.parent.kind === 192 /* PostfixUnaryExpression */ || + token.parent.kind === 194 /* ConditionalExpression */) { return 5 /* operator */; } } @@ -67004,7 +71988,7 @@ var ts; return 4 /* numericLiteral */; } else if (tokenKind === 9 /* StringLiteral */) { - return token.parent.kind === 250 /* JsxAttribute */ ? 24 /* jsxAttributeStringLiteralValue */ : 6 /* stringLiteral */; + return token.parent.kind === 252 /* JsxAttribute */ ? 24 /* jsxAttributeStringLiteralValue */ : 6 /* stringLiteral */; } else if (tokenKind === 11 /* RegularExpressionLiteral */) { // TODO: we should get another classification type for these literals. @@ -67020,32 +72004,32 @@ var ts; else if (tokenKind === 70 /* Identifier */) { if (token) { switch (token.parent.kind) { - case 226 /* ClassDeclaration */: + case 228 /* ClassDeclaration */: if (token.parent.name === token) { return 11 /* className */; } return; - case 143 /* TypeParameter */: + case 144 /* TypeParameter */: if (token.parent.name === token) { return 15 /* typeParameterName */; } return; - case 227 /* InterfaceDeclaration */: + case 229 /* InterfaceDeclaration */: if (token.parent.name === token) { return 13 /* interfaceName */; } return; - case 229 /* EnumDeclaration */: + case 231 /* EnumDeclaration */: if (token.parent.name === token) { return 12 /* enumName */; } return; - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: if (token.parent.name === token) { return 14 /* moduleName */; } return; - case 144 /* Parameter */: + case 145 /* Parameter */: if (token.parent.name === token) { return ts.isThisIdentifier(token) ? 3 /* keyword */ : 17 /* parameterName */; } @@ -67062,9 +72046,8 @@ var ts; // Ignore nodes that don't intersect the original span to classify. if (ts.decodedTextSpanIntersectsWith(spanStart, spanLength, element.pos, element.getFullWidth())) { checkForClassificationCancellation(cancellationToken, element.kind); - var children = element.getChildren(sourceFile); - for (var i = 0, n = children.length; i < n; i++) { - var child = children[i]; + for (var _i = 0, _a = element.getChildren(sourceFile); _i < _a.length; _i++) { + var child = _a[_i]; if (!tryClassifyNode(child)) { // Recurse into our child nodes. processElement(child); @@ -67075,259 +72058,31 @@ var ts; } ts.getEncodedSyntacticClassifications = getEncodedSyntacticClassifications; })(ts || (ts = {})); -/// <reference path='../compiler/utilities.ts' /> /* @internal */ var ts; (function (ts) { var Completions; (function (Completions) { - function getCompletionsAtPosition(host, typeChecker, log, compilerOptions, sourceFile, position) { - if (ts.isInReferenceComment(sourceFile, position)) { - return getTripleSlashReferenceCompletion(sourceFile, position); - } - if (ts.isInString(sourceFile, position)) { - return getStringLiteralCompletionEntries(sourceFile, position); - } - var completionData = getCompletionData(typeChecker, log, sourceFile, position); - if (!completionData) { - return undefined; - } - var symbols = completionData.symbols, isGlobalCompletion = completionData.isGlobalCompletion, isMemberCompletion = completionData.isMemberCompletion, isNewIdentifierLocation = completionData.isNewIdentifierLocation, location = completionData.location, isJsDocTagName = completionData.isJsDocTagName; - if (isJsDocTagName) { - // If the current position is a jsDoc tag name, only tag names should be provided for completion - return { isGlobalCompletion: false, isMemberCompletion: false, isNewIdentifierLocation: false, entries: ts.JsDoc.getAllJsDocCompletionEntries() }; - } - var entries = []; - if (ts.isSourceFileJavaScript(sourceFile)) { - var uniqueNames = getCompletionEntriesFromSymbols(symbols, entries, location, /*performCharacterChecks*/ true); - ts.addRange(entries, getJavaScriptCompletionEntries(sourceFile, location.pos, uniqueNames)); - } - else { - if (!symbols || symbols.length === 0) { - if (sourceFile.languageVariant === 1 /* JSX */ && - location.parent && location.parent.kind === 249 /* JsxClosingElement */) { - // In the TypeScript JSX element, if such element is not defined. When users query for completion at closing tag, - // instead of simply giving unknown value, the completion will return the tag-name of an associated opening-element. - // For example: - // var x = <div> </ /*1*/> completion list at "1" will contain "div" with type any - var tagName = location.parent.parent.openingElement.tagName; - entries.push({ - name: tagName.text, - kind: undefined, - kindModifiers: undefined, - sortText: "0", - }); - } - else { - return undefined; - } - } - getCompletionEntriesFromSymbols(symbols, entries, location, /*performCharacterChecks*/ true); - } - // Add keywords if this is not a member completion list - if (!isMemberCompletion && !isJsDocTagName) { - ts.addRange(entries, keywordCompletions); - } - return { isGlobalCompletion: isGlobalCompletion, isMemberCompletion: isMemberCompletion, isNewIdentifierLocation: isNewIdentifierLocation, entries: entries }; - function getJavaScriptCompletionEntries(sourceFile, position, uniqueNames) { - var entries = []; - var nameTable = ts.getNameTable(sourceFile); - for (var name_43 in nameTable) { - // Skip identifiers produced only from the current location - if (nameTable[name_43] === position) { - continue; - } - if (!uniqueNames[name_43]) { - uniqueNames[name_43] = name_43; - var displayName = getCompletionEntryDisplayName(ts.unescapeIdentifier(name_43), compilerOptions.target, /*performCharacterChecks*/ true); - if (displayName) { - var entry = { - name: displayName, - kind: ts.ScriptElementKind.warning, - kindModifiers: "", - sortText: "1" - }; - entries.push(entry); - } - } - } - return entries; - } - function createCompletionEntry(symbol, location, performCharacterChecks) { - // Try to get a valid display name for this symbol, if we could not find one, then ignore it. - // We would like to only show things that can be added after a dot, so for instance numeric properties can - // not be accessed with a dot (a.1 <- invalid) - var displayName = getCompletionEntryDisplayNameForSymbol(typeChecker, symbol, compilerOptions.target, performCharacterChecks, location); - if (!displayName) { - return undefined; - } - // TODO(drosen): Right now we just permit *all* semantic meanings when calling - // 'getSymbolKind' which is permissible given that it is backwards compatible; but - // really we should consider passing the meaning for the node so that we don't report - // that a suggestion for a value is an interface. We COULD also just do what - // 'getSymbolModifiers' does, which is to use the first declaration. - // Use a 'sortText' of 0' so that all symbol completion entries come before any other - // entries (like JavaScript identifier entries). - return { - name: displayName, - kind: ts.SymbolDisplay.getSymbolKind(typeChecker, symbol, location), - kindModifiers: ts.SymbolDisplay.getSymbolModifiers(symbol), - sortText: "0", - }; - } - function getCompletionEntriesFromSymbols(symbols, entries, location, performCharacterChecks) { - var start = ts.timestamp(); - var uniqueNames = ts.createMap(); - if (symbols) { - for (var _i = 0, symbols_4 = symbols; _i < symbols_4.length; _i++) { - var symbol = symbols_4[_i]; - var entry = createCompletionEntry(symbol, location, performCharacterChecks); - if (entry) { - var id = ts.escapeIdentifier(entry.name); - if (!uniqueNames[id]) { - entries.push(entry); - uniqueNames[id] = id; - } - } - } - } - log("getCompletionsAtPosition: getCompletionEntriesFromSymbols: " + (ts.timestamp() - start)); - return uniqueNames; - } - function getStringLiteralCompletionEntries(sourceFile, position) { - var node = ts.findPrecedingToken(position, sourceFile); - if (!node || node.kind !== 9 /* StringLiteral */) { - return undefined; - } - if (node.parent.kind === 257 /* PropertyAssignment */ && - node.parent.parent.kind === 176 /* ObjectLiteralExpression */ && - node.parent.name === node) { - // Get quoted name of properties of the object literal expression - // i.e. interface ConfigFiles { - // 'jspm:dev': string - // } - // let files: ConfigFiles = { - // '/*completion position*/' - // } - // - // function foo(c: ConfigFiles) {} - // foo({ - // '/*completion position*/' - // }); - return getStringLiteralCompletionEntriesFromPropertyAssignment(node.parent); - } - else if (ts.isElementAccessExpression(node.parent) && node.parent.argumentExpression === node) { - // Get all names of properties on the expression - // i.e. interface A { - // 'prop1': string - // } - // let a: A; - // a['/*completion position*/'] - return getStringLiteralCompletionEntriesFromElementAccess(node.parent); - } - else if (node.parent.kind === 235 /* ImportDeclaration */ || ts.isExpressionOfExternalModuleImportEqualsDeclaration(node) || ts.isRequireCall(node.parent, false)) { - // Get all known external module names or complete a path to a module - // i.e. import * as ns from "/*completion position*/"; - // import x = require("/*completion position*/"); - // var y = require("/*completion position*/"); - return getStringLiteralCompletionEntriesFromModuleNames(node); - } - else { - var argumentInfo = ts.SignatureHelp.getContainingArgumentInfo(node, position, sourceFile); - if (argumentInfo) { - // Get string literal completions from specialized signatures of the target - // i.e. declare function f(a: 'A'); - // f("/*completion position*/") - return getStringLiteralCompletionEntriesFromCallExpression(argumentInfo); - } - // Get completion for string literal from string literal type - // i.e. var x: "hi" | "hello" = "/*completion position*/" - return getStringLiteralCompletionEntriesFromContextualType(node); - } - } - function getStringLiteralCompletionEntriesFromPropertyAssignment(element) { - var type = typeChecker.getContextualType(element.parent); - var entries = []; - if (type) { - getCompletionEntriesFromSymbols(type.getApparentProperties(), entries, element, /*performCharacterChecks*/ false); - if (entries.length) { - return { isGlobalCompletion: false, isMemberCompletion: true, isNewIdentifierLocation: true, entries: entries }; - } - } - } - function getStringLiteralCompletionEntriesFromCallExpression(argumentInfo) { - var candidates = []; - var entries = []; - typeChecker.getResolvedSignature(argumentInfo.invocation, candidates); - for (var _i = 0, candidates_3 = candidates; _i < candidates_3.length; _i++) { - var candidate = candidates_3[_i]; - if (candidate.parameters.length > argumentInfo.argumentIndex) { - var parameter = candidate.parameters[argumentInfo.argumentIndex]; - addStringLiteralCompletionsFromType(typeChecker.getTypeAtLocation(parameter.valueDeclaration), entries); - } - } - if (entries.length) { - return { isGlobalCompletion: false, isMemberCompletion: false, isNewIdentifierLocation: true, entries: entries }; - } - return undefined; - } - function getStringLiteralCompletionEntriesFromElementAccess(node) { - var type = typeChecker.getTypeAtLocation(node.expression); - var entries = []; - if (type) { - getCompletionEntriesFromSymbols(type.getApparentProperties(), entries, node, /*performCharacterChecks*/ false); - if (entries.length) { - return { isGlobalCompletion: false, isMemberCompletion: true, isNewIdentifierLocation: true, entries: entries }; - } - } - return undefined; - } - function getStringLiteralCompletionEntriesFromContextualType(node) { - var type = typeChecker.getContextualType(node); - if (type) { - var entries_2 = []; - addStringLiteralCompletionsFromType(type, entries_2); - if (entries_2.length) { - return { isGlobalCompletion: false, isMemberCompletion: false, isNewIdentifierLocation: false, entries: entries_2 }; - } - } - return undefined; - } - function addStringLiteralCompletionsFromType(type, result) { - if (!type) { - return; - } - if (type.flags & 65536 /* Union */) { - ts.forEach(type.types, function (t) { return addStringLiteralCompletionsFromType(t, result); }); - } - else { - if (type.flags & 32 /* StringLiteral */) { - result.push({ - name: type.text, - kindModifiers: ts.ScriptElementKindModifier.none, - kind: ts.ScriptElementKind.variableElement, - sortText: "0" - }); - } - } - } - function getStringLiteralCompletionEntriesFromModuleNames(node) { + var PathCompletions; + (function (PathCompletions) { + function getStringLiteralCompletionEntriesFromModuleNames(node, compilerOptions, host, typeChecker) { var literalValue = ts.normalizeSlashes(node.text); var scriptPath = node.getSourceFile().path; var scriptDirectory = ts.getDirectoryPath(scriptPath); var span = getDirectoryFragmentTextSpan(node.text, node.getStart() + 1); var entries; if (isPathRelativeToScript(literalValue) || ts.isRootedDiskPath(literalValue)) { + var extensions = ts.getSupportedExtensions(compilerOptions); if (compilerOptions.rootDirs) { - entries = getCompletionEntriesForDirectoryFragmentWithRootDirs(compilerOptions.rootDirs, literalValue, scriptDirectory, ts.getSupportedExtensions(compilerOptions), /*includeExtensions*/ false, span, scriptPath); + entries = getCompletionEntriesForDirectoryFragmentWithRootDirs(compilerOptions.rootDirs, literalValue, scriptDirectory, extensions, /*includeExtensions*/ false, span, compilerOptions, host, scriptPath); } else { - entries = getCompletionEntriesForDirectoryFragment(literalValue, scriptDirectory, ts.getSupportedExtensions(compilerOptions), /*includeExtensions*/ false, span, scriptPath); + entries = getCompletionEntriesForDirectoryFragment(literalValue, scriptDirectory, extensions, /*includeExtensions*/ false, span, host, scriptPath); } } else { // Check for node modules - entries = getCompletionEntriesForNonRelativeModules(literalValue, scriptDirectory, span); + entries = getCompletionEntriesForNonRelativeModules(literalValue, scriptDirectory, span, compilerOptions, host, typeChecker); } return { isGlobalCompletion: false, @@ -67336,6 +72091,7 @@ var ts; entries: entries }; } + PathCompletions.getStringLiteralCompletionEntriesFromModuleNames = getStringLiteralCompletionEntriesFromModuleNames; /** * Takes a script path and returns paths for all potential folders that could be merged with its * containing folder via the "rootDirs" compiler option @@ -67355,21 +72111,21 @@ var ts; // Now find a path for each potential directory that is to be merged with the one containing the script return ts.deduplicate(ts.map(rootDirs, function (rootDirectory) { return ts.combinePaths(rootDirectory, relativeDirectory); })); } - function getCompletionEntriesForDirectoryFragmentWithRootDirs(rootDirs, fragment, scriptPath, extensions, includeExtensions, span, exclude) { + function getCompletionEntriesForDirectoryFragmentWithRootDirs(rootDirs, fragment, scriptPath, extensions, includeExtensions, span, compilerOptions, host, exclude) { var basePath = compilerOptions.project || host.getCurrentDirectory(); var ignoreCase = !(host.useCaseSensitiveFileNames && host.useCaseSensitiveFileNames()); var baseDirectories = getBaseDirectoriesFromRootDirs(rootDirs, basePath, scriptPath, ignoreCase); var result = []; for (var _i = 0, baseDirectories_1 = baseDirectories; _i < baseDirectories_1.length; _i++) { var baseDirectory = baseDirectories_1[_i]; - getCompletionEntriesForDirectoryFragment(fragment, baseDirectory, extensions, includeExtensions, span, exclude, result); + getCompletionEntriesForDirectoryFragment(fragment, baseDirectory, extensions, includeExtensions, span, host, exclude, result); } return result; } /** * Given a path ending at a directory, gets the completions for the path, and filters for those entries containing the basename. */ - function getCompletionEntriesForDirectoryFragment(fragment, scriptPath, extensions, includeExtensions, span, exclude, result) { + function getCompletionEntriesForDirectoryFragment(fragment, scriptPath, extensions, includeExtensions, span, host, exclude, result) { if (result === void 0) { result = []; } if (fragment === undefined) { fragment = ""; @@ -67405,13 +72161,13 @@ var ts; continue; } var foundFileName = includeExtensions ? ts.getBaseFileName(filePath) : ts.removeFileExtension(ts.getBaseFileName(filePath)); - if (!foundFiles[foundFileName]) { - foundFiles[foundFileName] = true; + if (!foundFiles.get(foundFileName)) { + foundFiles.set(foundFileName, true); } } - for (var foundFile in foundFiles) { + ts.forEachKey(foundFiles, function (foundFile) { result.push(createCompletionEntryForModule(foundFile, ts.ScriptElementKind.scriptElement, span)); - } + }); } // If possible, get folder completion as well var directories = tryGetDirectories(host, baseDirectory); @@ -67432,14 +72188,14 @@ var ts; * Modules from node_modules (i.e. those listed in package.json) * This includes all files that are found in node_modules/moduleName/ with acceptable file extensions */ - function getCompletionEntriesForNonRelativeModules(fragment, scriptPath, span) { + function getCompletionEntriesForNonRelativeModules(fragment, scriptPath, span, compilerOptions, host, typeChecker) { var baseUrl = compilerOptions.baseUrl, paths = compilerOptions.paths; var result; if (baseUrl) { var fileExtensions = ts.getSupportedExtensions(compilerOptions); var projectDir = compilerOptions.project || host.getCurrentDirectory(); var absolute = ts.isRootedDiskPath(baseUrl) ? baseUrl : ts.combinePaths(projectDir, baseUrl); - result = getCompletionEntriesForDirectoryFragment(fragment, ts.normalizePath(absolute), fileExtensions, /*includeExtensions*/ false, span); + result = getCompletionEntriesForDirectoryFragment(fragment, ts.normalizePath(absolute), fileExtensions, /*includeExtensions*/ false, span, host); if (paths) { for (var path in paths) { if (paths.hasOwnProperty(path)) { @@ -67447,7 +72203,7 @@ var ts; if (paths[path]) { for (var _i = 0, _a = paths[path]; _i < _a.length; _i++) { var pattern = _a[_i]; - for (var _b = 0, _c = getModulesForPathsPattern(fragment, baseUrl, pattern, fileExtensions); _b < _c.length; _b++) { + for (var _b = 0, _c = getModulesForPathsPattern(fragment, baseUrl, pattern, fileExtensions, host); _b < _c.length; _b++) { var match = _c[_b]; result.push(createCompletionEntryForModule(match, ts.ScriptElementKind.externalModuleName, span)); } @@ -67468,13 +72224,13 @@ var ts; result = []; } getCompletionEntriesFromTypings(host, compilerOptions, scriptPath, span, result); - for (var _d = 0, _e = enumeratePotentialNonRelativeModules(fragment, scriptPath, compilerOptions); _d < _e.length; _d++) { + for (var _d = 0, _e = enumeratePotentialNonRelativeModules(fragment, scriptPath, compilerOptions, typeChecker, host); _d < _e.length; _d++) { var moduleName = _e[_d]; result.push(createCompletionEntryForModule(moduleName, ts.ScriptElementKind.externalModuleName, span)); } return result; } - function getModulesForPathsPattern(fragment, baseUrl, pattern, fileExtensions) { + function getModulesForPathsPattern(fragment, baseUrl, pattern, fileExtensions, host) { if (host.readDirectory) { var parsed = ts.hasZeroOrOneAsteriskCharacter(pattern) ? ts.tryParsePattern(pattern) : undefined; if (parsed) { @@ -67493,7 +72249,7 @@ var ts; // that encodes the suffix, but we would have to escape the character "?" which readDirectory // doesn't support. For now, this is safer but slower var includeGlob = normalizedSuffix ? "**/*" : "./*"; - var matches = tryReadDirectory(host, baseDirectory, fileExtensions, undefined, [includeGlob]); + var matches = tryReadDirectory(host, baseDirectory, fileExtensions, /*exclude*/ undefined, [includeGlob]); if (matches) { var result = []; // Trim away prefix and suffix @@ -67504,8 +72260,8 @@ var ts; continue; } var start = completePrefix.length; - var length_5 = normalizedMatch.length - start - normalizedSuffix.length; - result.push(ts.removeFileExtension(normalizedMatch.substr(start, length_5))); + var length_6 = normalizedMatch.length - start - normalizedSuffix.length; + result.push(ts.removeFileExtension(normalizedMatch.substr(start, length_6))); } return result; } @@ -67513,7 +72269,7 @@ var ts; } return undefined; } - function enumeratePotentialNonRelativeModules(fragment, scriptPath, options) { + function enumeratePotentialNonRelativeModules(fragment, scriptPath, options, typeChecker, host) { // Check If this is a nested module var isNestedModule = fragment.indexOf(ts.directorySeparator) !== -1; var moduleNameFragment = isNestedModule ? fragment.substr(0, fragment.lastIndexOf(ts.directorySeparator)) : undefined; @@ -67553,7 +72309,7 @@ var ts; } return ts.deduplicate(nonRelativeModules); } - function getTripleSlashReferenceCompletion(sourceFile, position) { + function getTripleSlashReferenceCompletion(sourceFile, position, compilerOptions, host) { var token = ts.getTokenAtPosition(sourceFile, position); if (!token) { return undefined; @@ -67589,7 +72345,7 @@ var ts; if (kind === "path") { // Give completions for a relative path var span_10 = getDirectoryFragmentTextSpan(toComplete, range.pos + prefix.length); - completionInfo.entries = getCompletionEntriesForDirectoryFragment(toComplete, scriptPath, ts.getSupportedExtensions(compilerOptions), /*includeExtensions*/ true, span_10, sourceFile.path); + completionInfo.entries = getCompletionEntriesForDirectoryFragment(toComplete, scriptPath, ts.getSupportedExtensions(compilerOptions), /*includeExtensions*/ true, span_10, host, sourceFile.path); } else { // Give completions based on the typings available @@ -67599,6 +72355,7 @@ var ts; } return completionInfo; } + PathCompletions.getTripleSlashReferenceCompletion = getTripleSlashReferenceCompletion; function getCompletionEntriesFromTypings(host, options, scriptPath, span, result) { if (result === void 0) { result = []; } // Check for typings specified in compiler options @@ -67624,7 +72381,7 @@ var ts; } if (host.getDirectories) { // Also get all @types typings installed in visible node_modules directories - for (var _c = 0, _d = findPackageJsons(scriptPath); _c < _d.length; _c++) { + for (var _c = 0, _d = findPackageJsons(scriptPath, host); _c < _d.length; _c++) { var packageJson = _d[_c]; var typesDir = ts.combinePaths(ts.getDirectoryPath(packageJson), "node_modules/@types"); getCompletionEntriesFromDirectories(host, typesDir, span, result); @@ -67644,7 +72401,7 @@ var ts; } } } - function findPackageJsons(currentDir) { + function findPackageJsons(currentDir, host) { var paths = []; var currentConfigPath; while (true) { @@ -67652,11 +72409,11 @@ var ts; if (currentConfigPath) { paths.push(currentConfigPath); currentDir = ts.getDirectoryPath(currentConfigPath); - var parent_13 = ts.getDirectoryPath(currentDir); - if (currentDir === parent_13) { + var parent = ts.getDirectoryPath(currentDir); + if (currentDir === parent) { break; } - currentDir = parent_13; + currentDir = parent; } else { break; @@ -67667,7 +72424,7 @@ var ts; function enumerateNodeModulesVisibleToScript(host, scriptPath) { var result = []; if (host.readFile && host.fileExists) { - for (var _i = 0, _a = findPackageJsons(scriptPath); _i < _a.length; _i++) { + for (var _i = 0, _a = findPackageJsons(scriptPath, host); _i < _a.length; _i++) { var packageJson = _a[_i]; var contents = tryReadingPackageJson(packageJson); if (!contents) { @@ -67731,26 +72488,326 @@ var ts; function normalizeAndPreserveTrailingSlash(path) { return ts.hasTrailingDirectorySeparator(path) ? ts.ensureTrailingDirectorySeparator(ts.normalizePath(path)) : ts.normalizePath(path); } + /** + * Matches a triple slash reference directive with an incomplete string literal for its path. Used + * to determine if the caret is currently within the string literal and capture the literal fragment + * for completions. + * For example, this matches + * + * /// <reference path="fragment + * + * but not + * + * /// <reference path="fragment" + */ + var tripleSlashDirectiveFragmentRegex = /^(\/\/\/\s*<reference\s+(path|types)\s*=\s*(?:'|"))([^\3"]*)$/; + var nodeModulesDependencyKeys = ["dependencies", "devDependencies", "peerDependencies", "optionalDependencies"]; + function tryGetDirectories(host, directoryName) { + return tryIOAndConsumeErrors(host, host.getDirectories, directoryName); + } + function tryReadDirectory(host, path, extensions, exclude, include) { + return tryIOAndConsumeErrors(host, host.readDirectory, path, extensions, exclude, include); + } + function tryReadFile(host, path) { + return tryIOAndConsumeErrors(host, host.readFile, path); + } + function tryFileExists(host, path) { + return tryIOAndConsumeErrors(host, host.fileExists, path); + } + function tryDirectoryExists(host, path) { + try { + return ts.directoryProbablyExists(path, host); + } + catch (e) { } + return undefined; + } + function tryIOAndConsumeErrors(host, toApply) { + var args = []; + for (var _i = 2; _i < arguments.length; _i++) { + args[_i - 2] = arguments[_i]; + } + try { + return toApply && toApply.apply(host, args); + } + catch (e) { } + return undefined; + } + })(PathCompletions = Completions.PathCompletions || (Completions.PathCompletions = {})); + })(Completions = ts.Completions || (ts.Completions = {})); +})(ts || (ts = {})); +/// <reference path="./pathCompletions.ts" /> +/* @internal */ +var ts; +(function (ts) { + var Completions; + (function (Completions) { + function getCompletionsAtPosition(host, typeChecker, log, compilerOptions, sourceFile, position) { + if (ts.isInReferenceComment(sourceFile, position)) { + return Completions.PathCompletions.getTripleSlashReferenceCompletion(sourceFile, position, compilerOptions, host); + } + if (ts.isInString(sourceFile, position)) { + return getStringLiteralCompletionEntries(sourceFile, position, typeChecker, compilerOptions, host, log); + } + var completionData = getCompletionData(typeChecker, log, sourceFile, position); + if (!completionData) { + return undefined; + } + var symbols = completionData.symbols, isGlobalCompletion = completionData.isGlobalCompletion, isMemberCompletion = completionData.isMemberCompletion, isNewIdentifierLocation = completionData.isNewIdentifierLocation, location = completionData.location, requestJsDocTagName = completionData.requestJsDocTagName, requestJsDocTag = completionData.requestJsDocTag; + if (requestJsDocTagName) { + // If the current position is a jsDoc tag name, only tag names should be provided for completion + return { isGlobalCompletion: false, isMemberCompletion: false, isNewIdentifierLocation: false, entries: ts.JsDoc.getJSDocTagNameCompletions() }; + } + if (requestJsDocTag) { + // If the current position is a jsDoc tag, only tags should be provided for completion + return { isGlobalCompletion: false, isMemberCompletion: false, isNewIdentifierLocation: false, entries: ts.JsDoc.getJSDocTagCompletions() }; + } + var entries = []; + if (ts.isSourceFileJavaScript(sourceFile)) { + var uniqueNames = getCompletionEntriesFromSymbols(symbols, entries, location, /*performCharacterChecks*/ true, typeChecker, compilerOptions.target, log); + ts.addRange(entries, getJavaScriptCompletionEntries(sourceFile, location.pos, uniqueNames, compilerOptions.target)); + } + else { + if (!symbols || symbols.length === 0) { + if (sourceFile.languageVariant === 1 /* JSX */ && + location.parent && location.parent.kind === 251 /* JsxClosingElement */) { + // In the TypeScript JSX element, if such element is not defined. When users query for completion at closing tag, + // instead of simply giving unknown value, the completion will return the tag-name of an associated opening-element. + // For example: + // var x = <div> </ /*1*/> completion list at "1" will contain "div" with type any + var tagName = location.parent.parent.openingElement.tagName; + entries.push({ + name: tagName.text, + kind: undefined, + kindModifiers: undefined, + sortText: "0", + }); + } + else { + return undefined; + } + } + getCompletionEntriesFromSymbols(symbols, entries, location, /*performCharacterChecks*/ true, typeChecker, compilerOptions.target, log); + } + // Add keywords if this is not a member completion list + if (!isMemberCompletion && !requestJsDocTag && !requestJsDocTagName) { + ts.addRange(entries, keywordCompletions); + } + return { isGlobalCompletion: isGlobalCompletion, isMemberCompletion: isMemberCompletion, isNewIdentifierLocation: isNewIdentifierLocation, entries: entries }; } Completions.getCompletionsAtPosition = getCompletionsAtPosition; + function getJavaScriptCompletionEntries(sourceFile, position, uniqueNames, target) { + var entries = []; + var nameTable = ts.getNameTable(sourceFile); + nameTable.forEach(function (pos, name) { + // Skip identifiers produced only from the current location + if (pos === position) { + return; + } + if (!uniqueNames.get(name)) { + uniqueNames.set(name, name); + var displayName = getCompletionEntryDisplayName(ts.unescapeIdentifier(name), target, /*performCharacterChecks*/ true); + if (displayName) { + var entry = { + name: displayName, + kind: ts.ScriptElementKind.warning, + kindModifiers: "", + sortText: "1" + }; + entries.push(entry); + } + } + }); + return entries; + } + function createCompletionEntry(symbol, location, performCharacterChecks, typeChecker, target) { + // Try to get a valid display name for this symbol, if we could not find one, then ignore it. + // We would like to only show things that can be added after a dot, so for instance numeric properties can + // not be accessed with a dot (a.1 <- invalid) + var displayName = getCompletionEntryDisplayNameForSymbol(typeChecker, symbol, target, performCharacterChecks, location); + if (!displayName) { + return undefined; + } + // TODO(drosen): Right now we just permit *all* semantic meanings when calling + // 'getSymbolKind' which is permissible given that it is backwards compatible; but + // really we should consider passing the meaning for the node so that we don't report + // that a suggestion for a value is an interface. We COULD also just do what + // 'getSymbolModifiers' does, which is to use the first declaration. + // Use a 'sortText' of 0' so that all symbol completion entries come before any other + // entries (like JavaScript identifier entries). + return { + name: displayName, + kind: ts.SymbolDisplay.getSymbolKind(typeChecker, symbol, location), + kindModifiers: ts.SymbolDisplay.getSymbolModifiers(symbol), + sortText: "0", + }; + } + function getCompletionEntriesFromSymbols(symbols, entries, location, performCharacterChecks, typeChecker, target, log) { + var start = ts.timestamp(); + var uniqueNames = ts.createMap(); + if (symbols) { + for (var _i = 0, symbols_4 = symbols; _i < symbols_4.length; _i++) { + var symbol = symbols_4[_i]; + var entry = createCompletionEntry(symbol, location, performCharacterChecks, typeChecker, target); + if (entry) { + var id = ts.escapeIdentifier(entry.name); + if (!uniqueNames.get(id)) { + entries.push(entry); + uniqueNames.set(id, id); + } + } + } + } + log("getCompletionsAtPosition: getCompletionEntriesFromSymbols: " + (ts.timestamp() - start)); + return uniqueNames; + } + function getStringLiteralCompletionEntries(sourceFile, position, typeChecker, compilerOptions, host, log) { + var node = ts.findPrecedingToken(position, sourceFile); + if (!node || node.kind !== 9 /* StringLiteral */) { + return undefined; + } + if (node.parent.kind === 260 /* PropertyAssignment */ && + node.parent.parent.kind === 177 /* ObjectLiteralExpression */ && + node.parent.name === node) { + // Get quoted name of properties of the object literal expression + // i.e. interface ConfigFiles { + // 'jspm:dev': string + // } + // let files: ConfigFiles = { + // '/*completion position*/' + // } + // + // function foo(c: ConfigFiles) {} + // foo({ + // '/*completion position*/' + // }); + return getStringLiteralCompletionEntriesFromPropertyAssignment(node.parent, typeChecker, compilerOptions.target, log); + } + else if (ts.isElementAccessExpression(node.parent) && node.parent.argumentExpression === node) { + // Get all names of properties on the expression + // i.e. interface A { + // 'prop1': string + // } + // let a: A; + // a['/*completion position*/'] + return getStringLiteralCompletionEntriesFromElementAccess(node.parent, typeChecker, compilerOptions.target, log); + } + else if (node.parent.kind === 237 /* ImportDeclaration */ || ts.isExpressionOfExternalModuleImportEqualsDeclaration(node) || ts.isRequireCall(node.parent, /*checkArgumentIsStringLiteral*/ false)) { + // Get all known external module names or complete a path to a module + // i.e. import * as ns from "/*completion position*/"; + // import x = require("/*completion position*/"); + // var y = require("/*completion position*/"); + return Completions.PathCompletions.getStringLiteralCompletionEntriesFromModuleNames(node, compilerOptions, host, typeChecker); + } + else if (isEqualityExpression(node.parent)) { + // Get completions from the type of the other operand + // i.e. switch (a) { + // case '/*completion position*/' + // } + return getStringLiteralCompletionEntriesFromType(typeChecker.getTypeAtLocation(node.parent.left === node ? node.parent.right : node.parent.left), typeChecker); + } + else if (ts.isCaseOrDefaultClause(node.parent)) { + // Get completions from the type of the switch expression + // i.e. x === '/*completion position' + return getStringLiteralCompletionEntriesFromType(typeChecker.getTypeAtLocation(node.parent.parent.parent.expression), typeChecker); + } + else { + var argumentInfo = ts.SignatureHelp.getImmediatelyContainingArgumentInfo(node, position, sourceFile); + if (argumentInfo) { + // Get string literal completions from specialized signatures of the target + // i.e. declare function f(a: 'A'); + // f("/*completion position*/") + return getStringLiteralCompletionEntriesFromCallExpression(argumentInfo, typeChecker); + } + // Get completion for string literal from string literal type + // i.e. var x: "hi" | "hello" = "/*completion position*/" + return getStringLiteralCompletionEntriesFromType(typeChecker.getContextualType(node), typeChecker); + } + } + function getStringLiteralCompletionEntriesFromPropertyAssignment(element, typeChecker, target, log) { + var type = typeChecker.getContextualType(element.parent); + var entries = []; + if (type) { + getCompletionEntriesFromSymbols(type.getApparentProperties(), entries, element, /*performCharacterChecks*/ false, typeChecker, target, log); + if (entries.length) { + return { isGlobalCompletion: false, isMemberCompletion: true, isNewIdentifierLocation: true, entries: entries }; + } + } + } + function getStringLiteralCompletionEntriesFromCallExpression(argumentInfo, typeChecker) { + var candidates = []; + var entries = []; + typeChecker.getResolvedSignature(argumentInfo.invocation, candidates); + for (var _i = 0, candidates_3 = candidates; _i < candidates_3.length; _i++) { + var candidate = candidates_3[_i]; + addStringLiteralCompletionsFromType(typeChecker.getParameterType(candidate, argumentInfo.argumentIndex), entries, typeChecker); + } + if (entries.length) { + return { isGlobalCompletion: false, isMemberCompletion: false, isNewIdentifierLocation: true, entries: entries }; + } + return undefined; + } + function getStringLiteralCompletionEntriesFromElementAccess(node, typeChecker, target, log) { + var type = typeChecker.getTypeAtLocation(node.expression); + var entries = []; + if (type) { + getCompletionEntriesFromSymbols(type.getApparentProperties(), entries, node, /*performCharacterChecks*/ false, typeChecker, target, log); + if (entries.length) { + return { isGlobalCompletion: false, isMemberCompletion: true, isNewIdentifierLocation: true, entries: entries }; + } + } + return undefined; + } + function getStringLiteralCompletionEntriesFromType(type, typeChecker) { + if (type) { + var entries = []; + addStringLiteralCompletionsFromType(type, entries, typeChecker); + if (entries.length) { + return { isGlobalCompletion: false, isMemberCompletion: false, isNewIdentifierLocation: false, entries: entries }; + } + } + return undefined; + } + function addStringLiteralCompletionsFromType(type, result, typeChecker) { + if (type && type.flags & 16384 /* TypeParameter */) { + type = typeChecker.getApparentType(type); + } + if (!type) { + return; + } + if (type.flags & 65536 /* Union */) { + for (var _i = 0, _a = type.types; _i < _a.length; _i++) { + var t = _a[_i]; + addStringLiteralCompletionsFromType(t, result, typeChecker); + } + } + else if (type.flags & 32 /* StringLiteral */) { + result.push({ + name: type.text, + kindModifiers: ts.ScriptElementKindModifier.none, + kind: ts.ScriptElementKind.variableElement, + sortText: "0" + }); + } + } function getCompletionEntryDetails(typeChecker, log, compilerOptions, sourceFile, position, entryName) { // Compute all the completion symbols again. var completionData = getCompletionData(typeChecker, log, sourceFile, position); if (completionData) { - var symbols = completionData.symbols, location_3 = completionData.location; + var symbols = completionData.symbols, location_1 = completionData.location; // Find the symbol with the matching entry name. // We don't need to perform character checks here because we're only comparing the // name against 'entryName' (which is known to be good), not building a new // completion entry. - var symbol = ts.forEach(symbols, function (s) { return getCompletionEntryDisplayNameForSymbol(typeChecker, s, compilerOptions.target, /*performCharacterChecks*/ false, location_3) === entryName ? s : undefined; }); + var symbol = ts.forEach(symbols, function (s) { return getCompletionEntryDisplayNameForSymbol(typeChecker, s, compilerOptions.target, /*performCharacterChecks*/ false, location_1) === entryName ? s : undefined; }); if (symbol) { - var _a = ts.SymbolDisplay.getSymbolDisplayPartsDocumentationAndSymbolKind(typeChecker, symbol, sourceFile, location_3, location_3, 7 /* All */), displayParts = _a.displayParts, documentation = _a.documentation, symbolKind = _a.symbolKind; + var _a = ts.SymbolDisplay.getSymbolDisplayPartsDocumentationAndSymbolKind(typeChecker, symbol, sourceFile, location_1, location_1, 7 /* All */), displayParts = _a.displayParts, documentation = _a.documentation, symbolKind = _a.symbolKind, tags = _a.tags; return { name: entryName, kindModifiers: ts.SymbolDisplay.getSymbolModifiers(symbol), kind: symbolKind, displayParts: displayParts, - documentation: documentation + documentation: documentation, + tags: tags }; } } @@ -67762,7 +72819,8 @@ var ts; kind: ts.ScriptElementKind.keyword, kindModifiers: ts.ScriptElementKindModifier.none, displayParts: [ts.displayPart(entryName, ts.SymbolDisplayPartKind.keyword)], - documentation: undefined + documentation: undefined, + tags: undefined }; } return undefined; @@ -67772,19 +72830,22 @@ var ts; // Compute all the completion symbols again. var completionData = getCompletionData(typeChecker, log, sourceFile, position); if (completionData) { - var symbols = completionData.symbols, location_4 = completionData.location; + var symbols = completionData.symbols, location_2 = completionData.location; // Find the symbol with the matching entry name. // We don't need to perform character checks here because we're only comparing the // name against 'entryName' (which is known to be good), not building a new // completion entry. - return ts.forEach(symbols, function (s) { return getCompletionEntryDisplayNameForSymbol(typeChecker, s, compilerOptions.target, /*performCharacterChecks*/ false, location_4) === entryName ? s : undefined; }); + return ts.forEach(symbols, function (s) { return getCompletionEntryDisplayNameForSymbol(typeChecker, s, compilerOptions.target, /*performCharacterChecks*/ false, location_2) === entryName ? s : undefined; }); } return undefined; } Completions.getCompletionEntrySymbol = getCompletionEntrySymbol; function getCompletionData(typeChecker, log, sourceFile, position) { var isJavaScriptFile = ts.isSourceFileJavaScript(sourceFile); - var isJsDocTagName = false; + // JsDoc tag-name is just the name of the JSDoc tagname (exclude "@") + var requestJsDocTagName = false; + // JsDoc tag includes both "@" and tag-name + var requestJsDocTag = false; var start = ts.timestamp(); var currentToken = ts.getTokenAtPosition(sourceFile, position); log("getCompletionData: Get current token: " + (ts.timestamp() - start)); @@ -67793,10 +72854,32 @@ var ts; var insideComment = ts.isInsideComment(sourceFile, currentToken, position); log("getCompletionData: Is inside comment: " + (ts.timestamp() - start)); if (insideComment) { - // The current position is next to the '@' sign, when no tag name being provided yet. - // Provide a full list of tag names - if (ts.hasDocComment(sourceFile, position) && sourceFile.text.charCodeAt(position - 1) === 64 /* at */) { - isJsDocTagName = true; + if (ts.hasDocComment(sourceFile, position)) { + // The current position is next to the '@' sign, when no tag name being provided yet. + // Provide a full list of tag names + if (sourceFile.text.charCodeAt(position - 1) === 64 /* at */) { + requestJsDocTagName = true; + } + else { + // When completion is requested without "@", we will have check to make sure that + // there are no comments prefix the request position. We will only allow "*" and space. + // e.g + // /** |c| /* + // + // /** + // |c| + // */ + // + // /** + // * |c| + // */ + // + // /** + // * |c| + // */ + var lineStart = ts.getLineStartPositionForPosition(position, sourceFile); + requestJsDocTag = !(sourceFile.text.substring(lineStart, position).match(/[^\*|\s|(/\*\*)]/)); + } } // Completion should work inside certain JsDoc tags. For example: // /** @type {number | string} */ @@ -67805,12 +72888,12 @@ var ts; var tag = ts.getJsDocTagAtPosition(sourceFile, position); if (tag) { if (tag.tagName.pos <= position && position <= tag.tagName.end) { - isJsDocTagName = true; + requestJsDocTagName = true; } switch (tag.kind) { - case 283 /* JSDocTypeTag */: - case 281 /* JSDocParameterTag */: - case 282 /* JSDocReturnTag */: + case 287 /* JSDocTypeTag */: + case 285 /* JSDocParameterTag */: + case 286 /* JSDocReturnTag */: var tagWithExpression = tag; if (tagWithExpression.typeExpression) { insideJsDocTagExpression = tagWithExpression.typeExpression.pos < position && position < tagWithExpression.typeExpression.end; @@ -67818,8 +72901,8 @@ var ts; break; } } - if (isJsDocTagName) { - return { symbols: undefined, isGlobalCompletion: false, isMemberCompletion: false, isNewIdentifierLocation: false, location: undefined, isRightOfDot: false, isJsDocTagName: isJsDocTagName }; + if (requestJsDocTagName || requestJsDocTag) { + return { symbols: undefined, isGlobalCompletion: false, isMemberCompletion: false, isNewIdentifierLocation: false, location: undefined, isRightOfDot: false, requestJsDocTagName: requestJsDocTagName, requestJsDocTag: requestJsDocTag }; } if (!insideJsDocTagExpression) { // Proceed if the current position is in jsDoc tag expression; otherwise it is a normal @@ -67855,13 +72938,13 @@ var ts; log("Returning an empty list because completion was requested in an invalid position."); return undefined; } - var parent_14 = contextToken.parent, kind = contextToken.kind; - if (kind === 22 /* DotToken */) { - if (parent_14.kind === 177 /* PropertyAccessExpression */) { + var parent = contextToken.parent; + if (contextToken.kind === 22 /* DotToken */) { + if (parent.kind === 178 /* PropertyAccessExpression */) { node = contextToken.parent.expression; isRightOfDot = true; } - else if (parent_14.kind === 141 /* QualifiedName */) { + else if (parent.kind === 142 /* QualifiedName */) { node = contextToken.parent.left; isRightOfDot = true; } @@ -67872,13 +72955,34 @@ var ts; } } else if (sourceFile.languageVariant === 1 /* JSX */) { - if (kind === 26 /* LessThanToken */) { - isRightOfOpenTag = true; - location = contextToken; + // <UI.Test /* completion position */ /> + // If the tagname is a property access expression, we will then walk up to the top most of property access expression. + // Then, try to get a JSX container and its associated attributes type. + if (parent && parent.kind === 178 /* PropertyAccessExpression */) { + contextToken = parent; + parent = parent.parent; } - else if (kind === 40 /* SlashToken */ && contextToken.parent.kind === 249 /* JsxClosingElement */) { - isStartingCloseTag = true; - location = contextToken; + switch (parent.kind) { + case 251 /* JsxClosingElement */: + if (contextToken.kind === 40 /* SlashToken */) { + isStartingCloseTag = true; + location = contextToken; + } + break; + case 193 /* BinaryExpression */: + if (!(parent.left.flags & 32768 /* ThisNodeHasError */)) { + // It has a left-hand side, so we're not in an opening JSX tag. + break; + } + // falls through + case 249 /* JsxSelfClosingElement */: + case 248 /* JsxElement */: + case 250 /* JsxOpeningElement */: + if (contextToken.kind === 26 /* LessThanToken */) { + isRightOfOpenTag = true; + location = contextToken; + } + break; } } } @@ -67919,13 +73023,13 @@ var ts; } } log("getCompletionData: Semantic work: " + (ts.timestamp() - semanticStart)); - return { symbols: symbols, isGlobalCompletion: isGlobalCompletion, isMemberCompletion: isMemberCompletion, isNewIdentifierLocation: isNewIdentifierLocation, location: location, isRightOfDot: (isRightOfDot || isRightOfOpenTag), isJsDocTagName: isJsDocTagName }; + return { symbols: symbols, isGlobalCompletion: isGlobalCompletion, isMemberCompletion: isMemberCompletion, isNewIdentifierLocation: isNewIdentifierLocation, location: location, isRightOfDot: (isRightOfDot || isRightOfOpenTag), requestJsDocTagName: requestJsDocTagName, requestJsDocTag: requestJsDocTag }; function getTypeScriptMemberSymbols() { // Right of dot member completion list isGlobalCompletion = false; isMemberCompletion = true; isNewIdentifierLocation = false; - if (node.kind === 70 /* Identifier */ || node.kind === 141 /* QualifiedName */ || node.kind === 177 /* PropertyAccessExpression */) { + if (node.kind === 70 /* Identifier */ || node.kind === 142 /* QualifiedName */ || node.kind === 178 /* PropertyAccessExpression */) { var symbol = typeChecker.getSymbolAtLocation(node); // This is an alias, follow what it aliases if (symbol && symbol.flags & 8388608 /* Alias */) { @@ -67981,11 +73085,11 @@ var ts; } if (jsxContainer = tryGetContainingJsxElement(contextToken)) { var attrsType = void 0; - if ((jsxContainer.kind === 247 /* JsxSelfClosingElement */) || (jsxContainer.kind === 248 /* JsxOpeningElement */)) { + if ((jsxContainer.kind === 249 /* JsxSelfClosingElement */) || (jsxContainer.kind === 250 /* JsxOpeningElement */)) { // Cursor is inside a JSX self-closing element or opening element - attrsType = typeChecker.getJsxElementAttributesType(jsxContainer); + attrsType = typeChecker.getAllAttributesTypeFromJsxOpeningLikeElement(jsxContainer); if (attrsType) { - symbols = filterJsxAttributes(typeChecker.getPropertiesOfType(attrsType), jsxContainer.attributes); + symbols = filterJsxAttributes(typeChecker.getPropertiesOfType(attrsType), jsxContainer.attributes.properties); isMemberCompletion = true; isNewIdentifierLocation = false; return true; @@ -68029,9 +73133,9 @@ var ts; var scopeNode = getScopeNode(contextToken, adjustedPosition, sourceFile) || sourceFile; if (scopeNode) { isGlobalCompletion = - scopeNode.kind === 261 /* SourceFile */ || - scopeNode.kind === 194 /* TemplateExpression */ || - scopeNode.kind === 252 /* JsxExpression */ || + scopeNode.kind === 264 /* SourceFile */ || + scopeNode.kind === 195 /* TemplateExpression */ || + scopeNode.kind === 255 /* JsxExpression */ || ts.isStatement(scopeNode); } /// TODO filter meaning based on the current context @@ -68064,11 +73168,11 @@ var ts; return true; } if (contextToken.kind === 28 /* GreaterThanToken */ && contextToken.parent) { - if (contextToken.parent.kind === 248 /* JsxOpeningElement */) { + if (contextToken.parent.kind === 250 /* JsxOpeningElement */) { return true; } - if (contextToken.parent.kind === 249 /* JsxClosingElement */ || contextToken.parent.kind === 247 /* JsxSelfClosingElement */) { - return contextToken.parent.parent && contextToken.parent.parent.kind === 246 /* JsxElement */; + if (contextToken.parent.kind === 251 /* JsxClosingElement */ || contextToken.parent.kind === 249 /* JsxSelfClosingElement */) { + return contextToken.parent.parent && contextToken.parent.parent.kind === 248 /* JsxElement */; } } return false; @@ -68078,40 +73182,40 @@ var ts; var containingNodeKind = previousToken.parent.kind; switch (previousToken.kind) { case 25 /* CommaToken */: - return containingNodeKind === 179 /* CallExpression */ // func( a, | - || containingNodeKind === 150 /* Constructor */ // constructor( a, | /* public, protected, private keywords are allowed here, so show completion */ - || containingNodeKind === 180 /* NewExpression */ // new C(a, | - || containingNodeKind === 175 /* ArrayLiteralExpression */ // [a, | - || containingNodeKind === 192 /* BinaryExpression */ // const x = (a, | - || containingNodeKind === 158 /* FunctionType */; // var x: (s: string, list| + return containingNodeKind === 180 /* CallExpression */ // func( a, | + || containingNodeKind === 151 /* Constructor */ // constructor( a, | /* public, protected, private keywords are allowed here, so show completion */ + || containingNodeKind === 181 /* NewExpression */ // new C(a, | + || containingNodeKind === 176 /* ArrayLiteralExpression */ // [a, | + || containingNodeKind === 193 /* BinaryExpression */ // const x = (a, | + || containingNodeKind === 159 /* FunctionType */; // var x: (s: string, list| case 18 /* OpenParenToken */: - return containingNodeKind === 179 /* CallExpression */ // func( | - || containingNodeKind === 150 /* Constructor */ // constructor( | - || containingNodeKind === 180 /* NewExpression */ // new C(a| - || containingNodeKind === 183 /* ParenthesizedExpression */ // const x = (a| - || containingNodeKind === 166 /* ParenthesizedType */; // function F(pred: (a| /* this can become an arrow function, where 'a' is the argument */ + return containingNodeKind === 180 /* CallExpression */ // func( | + || containingNodeKind === 151 /* Constructor */ // constructor( | + || containingNodeKind === 181 /* NewExpression */ // new C(a| + || containingNodeKind === 184 /* ParenthesizedExpression */ // const x = (a| + || containingNodeKind === 167 /* ParenthesizedType */; // function F(pred: (a| /* this can become an arrow function, where 'a' is the argument */ case 20 /* OpenBracketToken */: - return containingNodeKind === 175 /* ArrayLiteralExpression */ // [ | - || containingNodeKind === 155 /* IndexSignature */ // [ | : string ] - || containingNodeKind === 142 /* ComputedPropertyName */; // [ | /* this can become an index signature */ + return containingNodeKind === 176 /* ArrayLiteralExpression */ // [ | + || containingNodeKind === 156 /* IndexSignature */ // [ | : string ] + || containingNodeKind === 143 /* ComputedPropertyName */; // [ | /* this can become an index signature */ case 127 /* ModuleKeyword */: // module | case 128 /* NamespaceKeyword */: return true; case 22 /* DotToken */: - return containingNodeKind === 230 /* ModuleDeclaration */; // module A.| + return containingNodeKind === 232 /* ModuleDeclaration */; // module A.| case 16 /* OpenBraceToken */: - return containingNodeKind === 226 /* ClassDeclaration */; // class A{ | + return containingNodeKind === 228 /* ClassDeclaration */; // class A{ | case 57 /* EqualsToken */: - return containingNodeKind === 223 /* VariableDeclaration */ // const x = a| - || containingNodeKind === 192 /* BinaryExpression */; // x = a| + return containingNodeKind === 225 /* VariableDeclaration */ // const x = a| + || containingNodeKind === 193 /* BinaryExpression */; // x = a| case 13 /* TemplateHead */: - return containingNodeKind === 194 /* TemplateExpression */; // `aa ${| + return containingNodeKind === 195 /* TemplateExpression */; // `aa ${| case 14 /* TemplateMiddle */: - return containingNodeKind === 202 /* TemplateSpan */; // `aa ${10} dd ${| + return containingNodeKind === 204 /* TemplateSpan */; // `aa ${10} dd ${| case 113 /* PublicKeyword */: case 111 /* PrivateKeyword */: case 112 /* ProtectedKeyword */: - return containingNodeKind === 147 /* PropertyDeclaration */; // class A{ public | + return containingNodeKind === 148 /* PropertyDeclaration */; // class A{ public | } // Previous token may have been a keyword that was converted to an identifier. switch (previousToken.getText()) { @@ -68154,7 +73258,7 @@ var ts; isMemberCompletion = true; var typeForObject; var existingMembers; - if (objectLikeContainer.kind === 176 /* ObjectLiteralExpression */) { + if (objectLikeContainer.kind === 177 /* ObjectLiteralExpression */) { // We are completing on contextual types, but may also include properties // other than those within the declared type. isNewIdentifierLocation = true; @@ -68164,7 +73268,7 @@ var ts; typeForObject = typeForObject && typeForObject.getNonNullableType(); existingMembers = objectLikeContainer.properties; } - else if (objectLikeContainer.kind === 172 /* ObjectBindingPattern */) { + else if (objectLikeContainer.kind === 173 /* ObjectBindingPattern */) { // We are *only* completing on properties from the type being destructured. isNewIdentifierLocation = false; var rootDeclaration = ts.getRootDeclaration(objectLikeContainer.parent); @@ -68175,11 +73279,11 @@ var ts; // Also proceed if rootDeclaration is a parameter and if its containing function expression/arrow function is contextually typed - // type of parameter will flow in from the contextual type of the function var canGetType = !!(rootDeclaration.initializer || rootDeclaration.type); - if (!canGetType && rootDeclaration.kind === 144 /* Parameter */) { + if (!canGetType && rootDeclaration.kind === 145 /* Parameter */) { if (ts.isExpression(rootDeclaration.parent)) { canGetType = !!typeChecker.getContextualType(rootDeclaration.parent); } - else if (rootDeclaration.parent.kind === 149 /* MethodDeclaration */ || rootDeclaration.parent.kind === 152 /* SetAccessor */) { + else if (rootDeclaration.parent.kind === 150 /* MethodDeclaration */ || rootDeclaration.parent.kind === 153 /* SetAccessor */) { canGetType = ts.isExpression(rootDeclaration.parent.parent) && !!typeChecker.getContextualType(rootDeclaration.parent.parent); } } @@ -68221,9 +73325,9 @@ var ts; * @returns true if 'symbols' was successfully populated; false otherwise. */ function tryGetImportOrExportClauseCompletionSymbols(namedImportsOrExports) { - var declarationKind = namedImportsOrExports.kind === 238 /* NamedImports */ ? - 235 /* ImportDeclaration */ : - 241 /* ExportDeclaration */; + var declarationKind = namedImportsOrExports.kind === 240 /* NamedImports */ ? + 237 /* ImportDeclaration */ : + 243 /* ExportDeclaration */; var importOrExportDeclaration = ts.getAncestor(namedImportsOrExports, declarationKind); var moduleSpecifier = importOrExportDeclaration.moduleSpecifier; if (!moduleSpecifier) { @@ -68231,12 +73335,13 @@ var ts; } isMemberCompletion = true; isNewIdentifierLocation = false; - var exports; - var moduleSpecifierSymbol = typeChecker.getSymbolAtLocation(importOrExportDeclaration.moduleSpecifier); - if (moduleSpecifierSymbol) { - exports = typeChecker.getExportsOfModule(moduleSpecifierSymbol); + var moduleSpecifierSymbol = typeChecker.getSymbolAtLocation(moduleSpecifier); + if (!moduleSpecifierSymbol) { + symbols = ts.emptyArray; + return true; } - symbols = exports ? filterNamedImportOrExportCompletionItems(exports, namedImportsOrExports.elements) : ts.emptyArray; + var exports = typeChecker.getExportsAndPropertiesOfModule(moduleSpecifierSymbol); + symbols = filterNamedImportOrExportCompletionItems(exports, namedImportsOrExports.elements); return true; } /** @@ -68248,9 +73353,9 @@ var ts; switch (contextToken.kind) { case 16 /* OpenBraceToken */: // const x = { | case 25 /* CommaToken */: - var parent_15 = contextToken.parent; - if (parent_15 && (parent_15.kind === 176 /* ObjectLiteralExpression */ || parent_15.kind === 172 /* ObjectBindingPattern */)) { - return parent_15; + var parent = contextToken.parent; + if (parent && (parent.kind === 177 /* ObjectLiteralExpression */ || parent.kind === 173 /* ObjectBindingPattern */)) { + return parent; } break; } @@ -68267,8 +73372,8 @@ var ts; case 16 /* OpenBraceToken */: // import { | case 25 /* CommaToken */: switch (contextToken.parent.kind) { - case 238 /* NamedImports */: - case 242 /* NamedExports */: + case 240 /* NamedImports */: + case 244 /* NamedExports */: return contextToken.parent; } } @@ -68277,37 +73382,55 @@ var ts; } function tryGetContainingJsxElement(contextToken) { if (contextToken) { - var parent_16 = contextToken.parent; + var parent = contextToken.parent; switch (contextToken.kind) { case 27 /* LessThanSlashToken */: case 40 /* SlashToken */: case 70 /* Identifier */: - case 250 /* JsxAttribute */: - case 251 /* JsxSpreadAttribute */: - if (parent_16 && (parent_16.kind === 247 /* JsxSelfClosingElement */ || parent_16.kind === 248 /* JsxOpeningElement */)) { - return parent_16; + case 178 /* PropertyAccessExpression */: + case 253 /* JsxAttributes */: + case 252 /* JsxAttribute */: + case 254 /* JsxSpreadAttribute */: + if (parent && (parent.kind === 249 /* JsxSelfClosingElement */ || parent.kind === 250 /* JsxOpeningElement */)) { + return parent; } - else if (parent_16.kind === 250 /* JsxAttribute */) { - return parent_16.parent; + else if (parent.kind === 252 /* JsxAttribute */) { + // Currently we parse JsxOpeningLikeElement as: + // JsxOpeningLikeElement + // attributes: JsxAttributes + // properties: NodeArray<JsxAttributeLike> + return parent.parent.parent; } break; // The context token is the closing } or " of an attribute, which means // its parent is a JsxExpression, whose parent is a JsxAttribute, // whose parent is a JsxOpeningLikeElement case 9 /* StringLiteral */: - if (parent_16 && ((parent_16.kind === 250 /* JsxAttribute */) || (parent_16.kind === 251 /* JsxSpreadAttribute */))) { - return parent_16.parent; + if (parent && ((parent.kind === 252 /* JsxAttribute */) || (parent.kind === 254 /* JsxSpreadAttribute */))) { + // Currently we parse JsxOpeningLikeElement as: + // JsxOpeningLikeElement + // attributes: JsxAttributes + // properties: NodeArray<JsxAttributeLike> + return parent.parent.parent; } break; case 17 /* CloseBraceToken */: - if (parent_16 && - parent_16.kind === 252 /* JsxExpression */ && - parent_16.parent && - (parent_16.parent.kind === 250 /* JsxAttribute */)) { - return parent_16.parent.parent; + if (parent && + parent.kind === 255 /* JsxExpression */ && + parent.parent && parent.parent.kind === 252 /* JsxAttribute */) { + // Currently we parse JsxOpeningLikeElement as: + // JsxOpeningLikeElement + // attributes: JsxAttributes + // properties: NodeArray<JsxAttributeLike> + // each JsxAttribute can have initializer as JsxExpression + return parent.parent.parent.parent; } - if (parent_16 && parent_16.kind === 251 /* JsxSpreadAttribute */) { - return parent_16.parent; + if (parent && parent.kind === 254 /* JsxSpreadAttribute */) { + // Currently we parse JsxOpeningLikeElement as: + // JsxOpeningLikeElement + // attributes: JsxAttributes + // properties: NodeArray<JsxAttributeLike> + return parent.parent.parent; } break; } @@ -68315,20 +73438,17 @@ var ts; return undefined; } function isFunction(kind) { + if (!ts.isFunctionLikeKind(kind)) { + return false; + } switch (kind) { - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 225 /* FunctionDeclaration */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 155 /* IndexSignature */: + case 151 /* Constructor */: + case 160 /* ConstructorType */: + case 159 /* FunctionType */: + return false; + default: return true; } - return false; } /** * @returns true if we are certain that the currently edited location must define a new location; false otherwise. @@ -68337,66 +73457,66 @@ var ts; var containingNodeKind = contextToken.parent.kind; switch (contextToken.kind) { case 25 /* CommaToken */: - return containingNodeKind === 223 /* VariableDeclaration */ || - containingNodeKind === 224 /* VariableDeclarationList */ || - containingNodeKind === 205 /* VariableStatement */ || - containingNodeKind === 229 /* EnumDeclaration */ || + return containingNodeKind === 225 /* VariableDeclaration */ || + containingNodeKind === 226 /* VariableDeclarationList */ || + containingNodeKind === 207 /* VariableStatement */ || + containingNodeKind === 231 /* EnumDeclaration */ || isFunction(containingNodeKind) || - containingNodeKind === 226 /* ClassDeclaration */ || - containingNodeKind === 197 /* ClassExpression */ || - containingNodeKind === 227 /* InterfaceDeclaration */ || - containingNodeKind === 173 /* ArrayBindingPattern */ || - containingNodeKind === 228 /* TypeAliasDeclaration */; // type Map, K, | + containingNodeKind === 228 /* ClassDeclaration */ || + containingNodeKind === 198 /* ClassExpression */ || + containingNodeKind === 229 /* InterfaceDeclaration */ || + containingNodeKind === 174 /* ArrayBindingPattern */ || + containingNodeKind === 230 /* TypeAliasDeclaration */; // type Map, K, | case 22 /* DotToken */: - return containingNodeKind === 173 /* ArrayBindingPattern */; // var [.| + return containingNodeKind === 174 /* ArrayBindingPattern */; // var [.| case 55 /* ColonToken */: - return containingNodeKind === 174 /* BindingElement */; // var {x :html| + return containingNodeKind === 175 /* BindingElement */; // var {x :html| case 20 /* OpenBracketToken */: - return containingNodeKind === 173 /* ArrayBindingPattern */; // var [x| + return containingNodeKind === 174 /* ArrayBindingPattern */; // var [x| case 18 /* OpenParenToken */: - return containingNodeKind === 256 /* CatchClause */ || + return containingNodeKind === 259 /* CatchClause */ || isFunction(containingNodeKind); case 16 /* OpenBraceToken */: - return containingNodeKind === 229 /* EnumDeclaration */ || - containingNodeKind === 227 /* InterfaceDeclaration */ || - containingNodeKind === 161 /* TypeLiteral */; // const x : { | + return containingNodeKind === 231 /* EnumDeclaration */ || + containingNodeKind === 229 /* InterfaceDeclaration */ || + containingNodeKind === 162 /* TypeLiteral */; // const x : { | case 24 /* SemicolonToken */: - return containingNodeKind === 146 /* PropertySignature */ && + return containingNodeKind === 147 /* PropertySignature */ && contextToken.parent && contextToken.parent.parent && - (contextToken.parent.parent.kind === 227 /* InterfaceDeclaration */ || - contextToken.parent.parent.kind === 161 /* TypeLiteral */); // const x : { a; | + (contextToken.parent.parent.kind === 229 /* InterfaceDeclaration */ || + contextToken.parent.parent.kind === 162 /* TypeLiteral */); // const x : { a; | case 26 /* LessThanToken */: - return containingNodeKind === 226 /* ClassDeclaration */ || - containingNodeKind === 197 /* ClassExpression */ || - containingNodeKind === 227 /* InterfaceDeclaration */ || - containingNodeKind === 228 /* TypeAliasDeclaration */ || + return containingNodeKind === 228 /* ClassDeclaration */ || + containingNodeKind === 198 /* ClassExpression */ || + containingNodeKind === 229 /* InterfaceDeclaration */ || + containingNodeKind === 230 /* TypeAliasDeclaration */ || isFunction(containingNodeKind); case 114 /* StaticKeyword */: - return containingNodeKind === 147 /* PropertyDeclaration */; + return containingNodeKind === 148 /* PropertyDeclaration */; case 23 /* DotDotDotToken */: - return containingNodeKind === 144 /* Parameter */ || + return containingNodeKind === 145 /* Parameter */ || (contextToken.parent && contextToken.parent.parent && - contextToken.parent.parent.kind === 173 /* ArrayBindingPattern */); // var [...z| + contextToken.parent.parent.kind === 174 /* ArrayBindingPattern */); // var [...z| case 113 /* PublicKeyword */: case 111 /* PrivateKeyword */: case 112 /* ProtectedKeyword */: - return containingNodeKind === 144 /* Parameter */; + return containingNodeKind === 145 /* Parameter */; case 117 /* AsKeyword */: - return containingNodeKind === 239 /* ImportSpecifier */ || - containingNodeKind === 243 /* ExportSpecifier */ || - containingNodeKind === 237 /* NamespaceImport */; + return containingNodeKind === 241 /* ImportSpecifier */ || + containingNodeKind === 245 /* ExportSpecifier */ || + containingNodeKind === 239 /* NamespaceImport */; case 74 /* ClassKeyword */: case 82 /* EnumKeyword */: case 108 /* InterfaceKeyword */: case 88 /* FunctionKeyword */: case 103 /* VarKeyword */: case 124 /* GetKeyword */: - case 133 /* SetKeyword */: + case 134 /* SetKeyword */: case 90 /* ImportKeyword */: case 109 /* LetKeyword */: case 75 /* ConstKeyword */: case 115 /* YieldKeyword */: - case 136 /* TypeKeyword */: + case 137 /* TypeKeyword */: return true; } // Previous token may have been a keyword that was converted to an identifier. @@ -68444,13 +73564,13 @@ var ts; if (element.getStart() <= position && position <= element.getEnd()) { continue; } - var name_44 = element.propertyName || element.name; - existingImportsOrExports[name_44.text] = true; + var name = element.propertyName || element.name; + existingImportsOrExports.set(name.text, true); } - if (!ts.someProperties(existingImportsOrExports)) { + if (existingImportsOrExports.size === 0) { return ts.filter(exportsOfModule, function (e) { return e.name !== "default"; }); } - return ts.filter(exportsOfModule, function (e) { return e.name !== "default" && !existingImportsOrExports[e.name]; }); + return ts.filter(exportsOfModule, function (e) { return e.name !== "default" && !existingImportsOrExports.get(e.name); }); } /** * Filters out completion suggestions for named imports or exports. @@ -68466,12 +73586,12 @@ var ts; for (var _i = 0, existingMembers_1 = existingMembers; _i < existingMembers_1.length; _i++) { var m = existingMembers_1[_i]; // Ignore omitted expressions for missing members - if (m.kind !== 257 /* PropertyAssignment */ && - m.kind !== 258 /* ShorthandPropertyAssignment */ && - m.kind !== 174 /* BindingElement */ && - m.kind !== 149 /* MethodDeclaration */ && - m.kind !== 151 /* GetAccessor */ && - m.kind !== 152 /* SetAccessor */) { + if (m.kind !== 260 /* PropertyAssignment */ && + m.kind !== 261 /* ShorthandPropertyAssignment */ && + m.kind !== 175 /* BindingElement */ && + m.kind !== 150 /* MethodDeclaration */ && + m.kind !== 152 /* GetAccessor */ && + m.kind !== 153 /* SetAccessor */) { continue; } // If this is the current item we are editing right now, do not filter it out @@ -68479,7 +73599,7 @@ var ts; continue; } var existingName = void 0; - if (m.kind === 174 /* BindingElement */ && m.propertyName) { + if (m.kind === 175 /* BindingElement */ && m.propertyName) { // include only identifiers in completion list if (m.propertyName.kind === 70 /* Identifier */) { existingName = m.propertyName.text; @@ -68491,9 +73611,9 @@ var ts; // things like '__proto__' are not filtered out. existingName = m.name.text; } - existingMemberNames[existingName] = true; + existingMemberNames.set(existingName, true); } - return ts.filter(contextualMemberSymbols, function (m) { return !existingMemberNames[m.name]; }); + return ts.filter(contextualMemberSymbols, function (m) { return !existingMemberNames.get(m.name); }); } /** * Filters out completion suggestions from 'symbols' according to existing JSX attributes. @@ -68509,11 +73629,11 @@ var ts; if (attr.getStart() <= position && position <= attr.getEnd()) { continue; } - if (attr.kind === 250 /* JsxAttribute */) { - seenNames[attr.name.text] = true; + if (attr.kind === 252 /* JsxAttribute */) { + seenNames.set(attr.name.text, true); } } - return ts.filter(symbols, function (a) { return !seenNames[a.name]; }); + return ts.filter(symbols, function (a) { return !seenNames.get(a.name); }); } } /** @@ -68559,7 +73679,7 @@ var ts; } // A cache of completion entries for keywords, these do not change between sessions var keywordCompletions = []; - for (var i = 71 /* FirstKeyword */; i <= 140 /* LastKeyword */; i++) { + for (var i = 71 /* FirstKeyword */; i <= 141 /* LastKeyword */; i++) { keywordCompletions.push({ name: ts.tokenToString(i), kind: ts.ScriptElementKind.keyword, @@ -68567,49 +73687,14 @@ var ts; sortText: "0" }); } - /** - * Matches a triple slash reference directive with an incomplete string literal for its path. Used - * to determine if the caret is currently within the string literal and capture the literal fragment - * for completions. - * For example, this matches - * - * /// <reference path="fragment - * - * but not - * - * /// <reference path="fragment" - */ - var tripleSlashDirectiveFragmentRegex = /^(\/\/\/\s*<reference\s+(path|types)\s*=\s*(?:'|"))([^\3"]*)$/; - var nodeModulesDependencyKeys = ["dependencies", "devDependencies", "peerDependencies", "optionalDependencies"]; - function tryGetDirectories(host, directoryName) { - return tryIOAndConsumeErrors(host, host.getDirectories, directoryName); - } - function tryReadDirectory(host, path, extensions, exclude, include) { - return tryIOAndConsumeErrors(host, host.readDirectory, path, extensions, exclude, include); - } - function tryReadFile(host, path) { - return tryIOAndConsumeErrors(host, host.readFile, path); - } - function tryFileExists(host, path) { - return tryIOAndConsumeErrors(host, host.fileExists, path); + function isEqualityExpression(node) { + return ts.isBinaryExpression(node) && isEqualityOperatorKind(node.operatorToken.kind); } - function tryDirectoryExists(host, path) { - try { - return ts.directoryProbablyExists(path, host); - } - catch (e) { } - return undefined; - } - function tryIOAndConsumeErrors(host, toApply) { - var args = []; - for (var _i = 2; _i < arguments.length; _i++) { - args[_i - 2] = arguments[_i]; - } - try { - return toApply && toApply.apply(host, args); - } - catch (e) { } - return undefined; + function isEqualityOperatorKind(kind) { + return kind === 31 /* EqualsEqualsToken */ || + kind === 32 /* ExclamationEqualsToken */ || + kind === 33 /* EqualsEqualsEqualsToken */ || + kind === 34 /* ExclamationEqualsEqualsToken */; } })(Completions = ts.Completions || (ts.Completions = {})); })(ts || (ts = {})); @@ -68620,534 +73705,513 @@ var ts; (function (DocumentHighlights) { function getDocumentHighlights(typeChecker, cancellationToken, sourceFile, position, sourceFilesToSearch) { var node = ts.getTouchingWord(sourceFile, position); + return node && (getSemanticDocumentHighlights(node, typeChecker, cancellationToken, sourceFilesToSearch) || getSyntacticDocumentHighlights(node, sourceFile)); + } + DocumentHighlights.getDocumentHighlights = getDocumentHighlights; + function getHighlightSpanForNode(node, sourceFile) { + var start = node.getStart(sourceFile); + var end = node.getEnd(); + return { + fileName: sourceFile.fileName, + textSpan: ts.createTextSpanFromBounds(start, end), + kind: ts.HighlightSpanKind.none + }; + } + function getSemanticDocumentHighlights(node, typeChecker, cancellationToken, sourceFilesToSearch) { + var referenceEntries = ts.FindAllReferences.getReferenceEntriesForNode(node, sourceFilesToSearch, typeChecker, cancellationToken); + return referenceEntries && convertReferencedSymbols(referenceEntries); + } + function convertReferencedSymbols(referenceEntries) { + var fileNameToDocumentHighlights = ts.createMap(); + for (var _i = 0, referenceEntries_1 = referenceEntries; _i < referenceEntries_1.length; _i++) { + var entry = referenceEntries_1[_i]; + var _a = ts.FindAllReferences.toHighlightSpan(entry), fileName = _a.fileName, span_12 = _a.span; + var highlightSpans = fileNameToDocumentHighlights.get(fileName); + if (!highlightSpans) { + fileNameToDocumentHighlights.set(fileName, highlightSpans = []); + } + highlightSpans.push(span_12); + } + return ts.arrayFrom(fileNameToDocumentHighlights.entries(), function (_a) { + var fileName = _a[0], highlightSpans = _a[1]; + return ({ fileName: fileName, highlightSpans: highlightSpans }); + }); + } + function getSyntacticDocumentHighlights(node, sourceFile) { + var highlightSpans = getHighlightSpans(node, sourceFile); + if (!highlightSpans || highlightSpans.length === 0) { + return undefined; + } + return [{ fileName: sourceFile.fileName, highlightSpans: highlightSpans }]; + } + // returns true if 'node' is defined and has a matching 'kind'. + function hasKind(node, kind) { + return node !== undefined && node.kind === kind; + } + // Null-propagating 'parent' function. + function parent(node) { + return node && node.parent; + } + function getHighlightSpans(node, sourceFile) { if (!node) { return undefined; } - return getSemanticDocumentHighlights(node) || getSyntacticDocumentHighlights(node); - function getHighlightSpanForNode(node) { - var start = node.getStart(); - var end = node.getEnd(); - return { - fileName: sourceFile.fileName, - textSpan: ts.createTextSpanFromBounds(start, end), - kind: ts.HighlightSpanKind.none - }; + switch (node.kind) { + case 89 /* IfKeyword */: + case 81 /* ElseKeyword */: + if (hasKind(node.parent, 210 /* IfStatement */)) { + return getIfElseOccurrences(node.parent, sourceFile); + } + break; + case 95 /* ReturnKeyword */: + if (hasKind(node.parent, 218 /* ReturnStatement */)) { + return highlightSpans(getReturnOccurrences(node.parent)); + } + break; + case 99 /* ThrowKeyword */: + if (hasKind(node.parent, 222 /* ThrowStatement */)) { + return highlightSpans(getThrowOccurrences(node.parent)); + } + break; + case 101 /* TryKeyword */: + case 73 /* CatchKeyword */: + case 86 /* FinallyKeyword */: + var tryStatement = node.kind === 73 /* CatchKeyword */ ? parent(parent(node)) : parent(node); + if (hasKind(tryStatement, 223 /* TryStatement */)) { + return highlightSpans(getTryCatchFinallyOccurrences(tryStatement, sourceFile)); + } + break; + case 97 /* SwitchKeyword */: + if (hasKind(node.parent, 220 /* SwitchStatement */)) { + return highlightSpans(getSwitchCaseDefaultOccurrences(node.parent)); + } + break; + case 72 /* CaseKeyword */: + case 78 /* DefaultKeyword */: + if (hasKind(parent(parent(parent(node))), 220 /* SwitchStatement */)) { + return highlightSpans(getSwitchCaseDefaultOccurrences(node.parent.parent.parent)); + } + break; + case 71 /* BreakKeyword */: + case 76 /* ContinueKeyword */: + if (hasKind(node.parent, 217 /* BreakStatement */) || hasKind(node.parent, 216 /* ContinueStatement */)) { + return highlightSpans(getBreakOrContinueStatementOccurrences(node.parent)); + } + break; + case 87 /* ForKeyword */: + if (hasKind(node.parent, 213 /* ForStatement */) || + hasKind(node.parent, 214 /* ForInStatement */) || + hasKind(node.parent, 215 /* ForOfStatement */)) { + return highlightSpans(getLoopBreakContinueOccurrences(node.parent)); + } + break; + case 105 /* WhileKeyword */: + case 80 /* DoKeyword */: + if (hasKind(node.parent, 212 /* WhileStatement */) || hasKind(node.parent, 211 /* DoStatement */)) { + return highlightSpans(getLoopBreakContinueOccurrences(node.parent)); + } + break; + case 122 /* ConstructorKeyword */: + if (hasKind(node.parent, 151 /* Constructor */)) { + return highlightSpans(getConstructorOccurrences(node.parent)); + } + break; + case 124 /* GetKeyword */: + case 134 /* SetKeyword */: + if (hasKind(node.parent, 152 /* GetAccessor */) || hasKind(node.parent, 153 /* SetAccessor */)) { + return highlightSpans(getGetAndSetOccurrences(node.parent)); + } + break; + default: + if (ts.isModifierKind(node.kind) && node.parent && + (ts.isDeclaration(node.parent) || node.parent.kind === 207 /* VariableStatement */)) { + return highlightSpans(getModifierOccurrences(node.kind, node.parent)); + } } - function getSemanticDocumentHighlights(node) { - if (node.kind === 70 /* Identifier */ || - node.kind === 98 /* ThisKeyword */ || - node.kind === 167 /* ThisType */ || - node.kind === 96 /* SuperKeyword */ || - node.kind === 9 /* StringLiteral */ || - ts.isLiteralNameOfPropertyDeclarationOrIndexAccess(node)) { - var referencedSymbols = ts.FindAllReferences.getReferencedSymbolsForNode(typeChecker, cancellationToken, node, sourceFilesToSearch, /*findInStrings*/ false, /*findInComments*/ false, /*implementations*/ false); - return convertReferencedSymbols(referencedSymbols); + function highlightSpans(nodes) { + return nodes && nodes.map(function (node) { return getHighlightSpanForNode(node, sourceFile); }); + } + } + /** + * Aggregates all throw-statements within this node *without* crossing + * into function boundaries and try-blocks with catch-clauses. + */ + function aggregateOwnedThrowStatements(node) { + var statementAccumulator = []; + aggregate(node); + return statementAccumulator; + function aggregate(node) { + if (node.kind === 222 /* ThrowStatement */) { + statementAccumulator.push(node); } - return undefined; - function convertReferencedSymbols(referencedSymbols) { - if (!referencedSymbols) { - return undefined; + else if (node.kind === 223 /* TryStatement */) { + var tryStatement = node; + if (tryStatement.catchClause) { + aggregate(tryStatement.catchClause); } - var fileNameToDocumentHighlights = ts.createMap(); - var result = []; - for (var _i = 0, referencedSymbols_1 = referencedSymbols; _i < referencedSymbols_1.length; _i++) { - var referencedSymbol = referencedSymbols_1[_i]; - for (var _a = 0, _b = referencedSymbol.references; _a < _b.length; _a++) { - var referenceEntry = _b[_a]; - var fileName = referenceEntry.fileName; - var documentHighlights = fileNameToDocumentHighlights[fileName]; - if (!documentHighlights) { - documentHighlights = { fileName: fileName, highlightSpans: [] }; - fileNameToDocumentHighlights[fileName] = documentHighlights; - result.push(documentHighlights); - } - documentHighlights.highlightSpans.push({ - textSpan: referenceEntry.textSpan, - kind: referenceEntry.isWriteAccess ? ts.HighlightSpanKind.writtenReference : ts.HighlightSpanKind.reference - }); - } + else { + // Exceptions thrown within a try block lacking a catch clause + // are "owned" in the current context. + aggregate(tryStatement.tryBlock); + } + if (tryStatement.finallyBlock) { + aggregate(tryStatement.finallyBlock); } - return result; + } + else if (!ts.isFunctionLike(node)) { + ts.forEachChild(node, aggregate); } } - function getSyntacticDocumentHighlights(node) { - var fileName = sourceFile.fileName; - var highlightSpans = getHighlightSpans(node); - if (!highlightSpans || highlightSpans.length === 0) { - return undefined; + } + /** + * For lack of a better name, this function takes a throw statement and returns the + * nearest ancestor that is a try-block (whose try statement has a catch clause), + * function-block, or source file. + */ + function getThrowStatementOwner(throwStatement) { + var child = throwStatement; + while (child.parent) { + var parent_2 = child.parent; + if (ts.isFunctionBlock(parent_2) || parent_2.kind === 264 /* SourceFile */) { + return parent_2; } - return [{ fileName: fileName, highlightSpans: highlightSpans }]; - // returns true if 'node' is defined and has a matching 'kind'. - function hasKind(node, kind) { - return node !== undefined && node.kind === kind; + // A throw-statement is only owned by a try-statement if the try-statement has + // a catch clause, and if the throw-statement occurs within the try block. + if (parent_2.kind === 223 /* TryStatement */) { + var tryStatement = parent_2; + if (tryStatement.tryBlock === child && tryStatement.catchClause) { + return child; + } } - // Null-propagating 'parent' function. - function parent(node) { - return node && node.parent; + child = parent_2; + } + return undefined; + } + function aggregateAllBreakAndContinueStatements(node) { + var statementAccumulator = []; + aggregate(node); + return statementAccumulator; + function aggregate(node) { + if (node.kind === 217 /* BreakStatement */ || node.kind === 216 /* ContinueStatement */) { + statementAccumulator.push(node); } - function getHighlightSpans(node) { - if (node) { - switch (node.kind) { - case 89 /* IfKeyword */: - case 81 /* ElseKeyword */: - if (hasKind(node.parent, 208 /* IfStatement */)) { - return getIfElseOccurrences(node.parent); - } - break; - case 95 /* ReturnKeyword */: - if (hasKind(node.parent, 216 /* ReturnStatement */)) { - return getReturnOccurrences(node.parent); - } - break; - case 99 /* ThrowKeyword */: - if (hasKind(node.parent, 220 /* ThrowStatement */)) { - return getThrowOccurrences(node.parent); - } - break; - case 73 /* CatchKeyword */: - if (hasKind(parent(parent(node)), 221 /* TryStatement */)) { - return getTryCatchFinallyOccurrences(node.parent.parent); - } - break; - case 101 /* TryKeyword */: - case 86 /* FinallyKeyword */: - if (hasKind(parent(node), 221 /* TryStatement */)) { - return getTryCatchFinallyOccurrences(node.parent); - } - break; - case 97 /* SwitchKeyword */: - if (hasKind(node.parent, 218 /* SwitchStatement */)) { - return getSwitchCaseDefaultOccurrences(node.parent); - } - break; - case 72 /* CaseKeyword */: - case 78 /* DefaultKeyword */: - if (hasKind(parent(parent(parent(node))), 218 /* SwitchStatement */)) { - return getSwitchCaseDefaultOccurrences(node.parent.parent.parent); - } - break; - case 71 /* BreakKeyword */: - case 76 /* ContinueKeyword */: - if (hasKind(node.parent, 215 /* BreakStatement */) || hasKind(node.parent, 214 /* ContinueStatement */)) { - return getBreakOrContinueStatementOccurrences(node.parent); - } - break; - case 87 /* ForKeyword */: - if (hasKind(node.parent, 211 /* ForStatement */) || - hasKind(node.parent, 212 /* ForInStatement */) || - hasKind(node.parent, 213 /* ForOfStatement */)) { - return getLoopBreakContinueOccurrences(node.parent); - } - break; - case 105 /* WhileKeyword */: - case 80 /* DoKeyword */: - if (hasKind(node.parent, 210 /* WhileStatement */) || hasKind(node.parent, 209 /* DoStatement */)) { - return getLoopBreakContinueOccurrences(node.parent); - } - break; - case 122 /* ConstructorKeyword */: - if (hasKind(node.parent, 150 /* Constructor */)) { - return getConstructorOccurrences(node.parent); - } - break; - case 124 /* GetKeyword */: - case 133 /* SetKeyword */: - if (hasKind(node.parent, 151 /* GetAccessor */) || hasKind(node.parent, 152 /* SetAccessor */)) { - return getGetAndSetOccurrences(node.parent); - } - break; - default: - if (ts.isModifierKind(node.kind) && node.parent && - (ts.isDeclaration(node.parent) || node.parent.kind === 205 /* VariableStatement */)) { - return getModifierOccurrences(node.kind, node.parent); - } - } - } - return undefined; + else if (!ts.isFunctionLike(node)) { + ts.forEachChild(node, aggregate); } - /** - * Aggregates all throw-statements within this node *without* crossing - * into function boundaries and try-blocks with catch-clauses. - */ - function aggregateOwnedThrowStatements(node) { - var statementAccumulator = []; - aggregate(node); - return statementAccumulator; - function aggregate(node) { - if (node.kind === 220 /* ThrowStatement */) { - statementAccumulator.push(node); - } - else if (node.kind === 221 /* TryStatement */) { - var tryStatement = node; - if (tryStatement.catchClause) { - aggregate(tryStatement.catchClause); - } - else { - // Exceptions thrown within a try block lacking a catch clause - // are "owned" in the current context. - aggregate(tryStatement.tryBlock); - } - if (tryStatement.finallyBlock) { - aggregate(tryStatement.finallyBlock); - } + } + } + function ownsBreakOrContinueStatement(owner, statement) { + var actualOwner = getBreakOrContinueOwner(statement); + return actualOwner && actualOwner === owner; + } + function getBreakOrContinueOwner(statement) { + for (var node = statement.parent; node; node = node.parent) { + switch (node.kind) { + case 220 /* SwitchStatement */: + if (statement.kind === 216 /* ContinueStatement */) { + continue; } - else if (!ts.isFunctionLike(node)) { - ts.forEachChild(node, aggregate); + // falls through + case 213 /* ForStatement */: + case 214 /* ForInStatement */: + case 215 /* ForOfStatement */: + case 212 /* WhileStatement */: + case 211 /* DoStatement */: + if (!statement.label || isLabeledBy(node, statement.label.text)) { + return node; } - } - } - /** - * For lack of a better name, this function takes a throw statement and returns the - * nearest ancestor that is a try-block (whose try statement has a catch clause), - * function-block, or source file. - */ - function getThrowStatementOwner(throwStatement) { - var child = throwStatement; - while (child.parent) { - var parent_17 = child.parent; - if (ts.isFunctionBlock(parent_17) || parent_17.kind === 261 /* SourceFile */) { - return parent_17; - } - // A throw-statement is only owned by a try-statement if the try-statement has - // a catch clause, and if the throw-statement occurs within the try block. - if (parent_17.kind === 221 /* TryStatement */) { - var tryStatement = parent_17; - if (tryStatement.tryBlock === child && tryStatement.catchClause) { - return child; - } + break; + default: + // Don't cross function boundaries. + if (ts.isFunctionLike(node)) { + return undefined; } - child = parent_17; - } + break; + } + } + return undefined; + } + function getModifierOccurrences(modifier, declaration) { + var container = declaration.parent; + // Make sure we only highlight the keyword when it makes sense to do so. + if (ts.isAccessibilityModifier(modifier)) { + if (!(container.kind === 228 /* ClassDeclaration */ || + container.kind === 198 /* ClassExpression */ || + (declaration.kind === 145 /* Parameter */ && hasKind(container, 151 /* Constructor */)))) { return undefined; } - function aggregateAllBreakAndContinueStatements(node) { - var statementAccumulator = []; - aggregate(node); - return statementAccumulator; - function aggregate(node) { - if (node.kind === 215 /* BreakStatement */ || node.kind === 214 /* ContinueStatement */) { - statementAccumulator.push(node); - } - else if (!ts.isFunctionLike(node)) { - ts.forEachChild(node, aggregate); - } - } + } + else if (modifier === 114 /* StaticKeyword */) { + if (!(container.kind === 228 /* ClassDeclaration */ || container.kind === 198 /* ClassExpression */)) { + return undefined; } - function ownsBreakOrContinueStatement(owner, statement) { - var actualOwner = getBreakOrContinueOwner(statement); - return actualOwner && actualOwner === owner; + } + else if (modifier === 83 /* ExportKeyword */ || modifier === 123 /* DeclareKeyword */) { + if (!(container.kind === 233 /* ModuleBlock */ || container.kind === 264 /* SourceFile */)) { + return undefined; } - function getBreakOrContinueOwner(statement) { - for (var node_1 = statement.parent; node_1; node_1 = node_1.parent) { - switch (node_1.kind) { - case 218 /* SwitchStatement */: - if (statement.kind === 214 /* ContinueStatement */) { - continue; - } - // Fall through. - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 210 /* WhileStatement */: - case 209 /* DoStatement */: - if (!statement.label || isLabeledBy(node_1, statement.label.text)) { - return node_1; - } - break; - default: - // Don't cross function boundaries. - if (ts.isFunctionLike(node_1)) { - return undefined; - } - break; - } - } + } + else if (modifier === 116 /* AbstractKeyword */) { + if (!(container.kind === 228 /* ClassDeclaration */ || declaration.kind === 228 /* ClassDeclaration */)) { return undefined; } - function getModifierOccurrences(modifier, declaration) { - var container = declaration.parent; - // Make sure we only highlight the keyword when it makes sense to do so. - if (ts.isAccessibilityModifier(modifier)) { - if (!(container.kind === 226 /* ClassDeclaration */ || - container.kind === 197 /* ClassExpression */ || - (declaration.kind === 144 /* Parameter */ && hasKind(container, 150 /* Constructor */)))) { - return undefined; - } - } - else if (modifier === 114 /* StaticKeyword */) { - if (!(container.kind === 226 /* ClassDeclaration */ || container.kind === 197 /* ClassExpression */)) { - return undefined; - } - } - else if (modifier === 83 /* ExportKeyword */ || modifier === 123 /* DeclareKeyword */) { - if (!(container.kind === 231 /* ModuleBlock */ || container.kind === 261 /* SourceFile */)) { - return undefined; - } - } - else if (modifier === 116 /* AbstractKeyword */) { - if (!(container.kind === 226 /* ClassDeclaration */ || declaration.kind === 226 /* ClassDeclaration */)) { - return undefined; - } + } + else { + // unsupported modifier + return undefined; + } + var keywords = []; + var modifierFlag = getFlagFromModifier(modifier); + var nodes; + switch (container.kind) { + case 233 /* ModuleBlock */: + case 264 /* SourceFile */: + // Container is either a class declaration or the declaration is a classDeclaration + if (modifierFlag & 128 /* Abstract */) { + nodes = declaration.members.concat(declaration); } else { - // unsupported modifier - return undefined; - } - var keywords = []; - var modifierFlag = getFlagFromModifier(modifier); - var nodes; - switch (container.kind) { - case 231 /* ModuleBlock */: - case 261 /* SourceFile */: - // Container is either a class declaration or the declaration is a classDeclaration - if (modifierFlag & 128 /* Abstract */) { - nodes = declaration.members.concat(declaration); - } - else { - nodes = container.statements; - } - break; - case 150 /* Constructor */: - nodes = container.parameters.concat(container.parent.members); - break; - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - nodes = container.members; - // If we're an accessibility modifier, we're in an instance member and should search - // the constructor's parameter list for instance members as well. - if (modifierFlag & 28 /* AccessibilityModifier */) { - var constructor = ts.forEach(container.members, function (member) { - return member.kind === 150 /* Constructor */ && member; - }); - if (constructor) { - nodes = nodes.concat(constructor.parameters); - } - } - else if (modifierFlag & 128 /* Abstract */) { - nodes = nodes.concat(container); - } - break; - default: - ts.Debug.fail("Invalid container kind."); + nodes = container.statements; } - ts.forEach(nodes, function (node) { - if (ts.getModifierFlags(node) & modifierFlag) { - ts.forEach(node.modifiers, function (child) { return pushKeywordIf(keywords, child, modifier); }); - } - }); - return ts.map(keywords, getHighlightSpanForNode); - function getFlagFromModifier(modifier) { - switch (modifier) { - case 113 /* PublicKeyword */: - return 4 /* Public */; - case 111 /* PrivateKeyword */: - return 8 /* Private */; - case 112 /* ProtectedKeyword */: - return 16 /* Protected */; - case 114 /* StaticKeyword */: - return 32 /* Static */; - case 83 /* ExportKeyword */: - return 1 /* Export */; - case 123 /* DeclareKeyword */: - return 2 /* Ambient */; - case 116 /* AbstractKeyword */: - return 128 /* Abstract */; - default: - ts.Debug.fail(); + break; + case 151 /* Constructor */: + nodes = container.parameters.concat(container.parent.members); + break; + case 228 /* ClassDeclaration */: + case 198 /* ClassExpression */: + nodes = container.members; + // If we're an accessibility modifier, we're in an instance member and should search + // the constructor's parameter list for instance members as well. + if (modifierFlag & 28 /* AccessibilityModifier */) { + var constructor = ts.forEach(container.members, function (member) { + return member.kind === 151 /* Constructor */ && member; + }); + if (constructor) { + nodes = nodes.concat(constructor.parameters); } } - } - function pushKeywordIf(keywordList, token) { - var expected = []; - for (var _i = 2; _i < arguments.length; _i++) { - expected[_i - 2] = arguments[_i]; + else if (modifierFlag & 128 /* Abstract */) { + nodes = nodes.concat(container); } - if (token && ts.contains(expected, token.kind)) { - keywordList.push(token); - return true; - } - return false; + break; + default: + ts.Debug.fail("Invalid container kind."); + } + ts.forEach(nodes, function (node) { + if (ts.getModifierFlags(node) & modifierFlag) { + ts.forEach(node.modifiers, function (child) { return pushKeywordIf(keywords, child, modifier); }); } - function getGetAndSetOccurrences(accessorDeclaration) { - var keywords = []; - tryPushAccessorKeyword(accessorDeclaration.symbol, 151 /* GetAccessor */); - tryPushAccessorKeyword(accessorDeclaration.symbol, 152 /* SetAccessor */); - return ts.map(keywords, getHighlightSpanForNode); - function tryPushAccessorKeyword(accessorSymbol, accessorKind) { - var accessor = ts.getDeclarationOfKind(accessorSymbol, accessorKind); - if (accessor) { - ts.forEach(accessor.getChildren(), function (child) { return pushKeywordIf(keywords, child, 124 /* GetKeyword */, 133 /* SetKeyword */); }); - } - } + }); + return keywords; + function getFlagFromModifier(modifier) { + switch (modifier) { + case 113 /* PublicKeyword */: + return 4 /* Public */; + case 111 /* PrivateKeyword */: + return 8 /* Private */; + case 112 /* ProtectedKeyword */: + return 16 /* Protected */; + case 114 /* StaticKeyword */: + return 32 /* Static */; + case 83 /* ExportKeyword */: + return 1 /* Export */; + case 123 /* DeclareKeyword */: + return 2 /* Ambient */; + case 116 /* AbstractKeyword */: + return 128 /* Abstract */; + default: + ts.Debug.fail(); } - function getConstructorOccurrences(constructorDeclaration) { - var declarations = constructorDeclaration.symbol.getDeclarations(); - var keywords = []; - ts.forEach(declarations, function (declaration) { - ts.forEach(declaration.getChildren(), function (token) { - return pushKeywordIf(keywords, token, 122 /* ConstructorKeyword */); - }); - }); - return ts.map(keywords, getHighlightSpanForNode); - } - function getLoopBreakContinueOccurrences(loopNode) { - var keywords = []; - if (pushKeywordIf(keywords, loopNode.getFirstToken(), 87 /* ForKeyword */, 105 /* WhileKeyword */, 80 /* DoKeyword */)) { - // If we succeeded and got a do-while loop, then start looking for a 'while' keyword. - if (loopNode.kind === 209 /* DoStatement */) { - var loopTokens = loopNode.getChildren(); - for (var i = loopTokens.length - 1; i >= 0; i--) { - if (pushKeywordIf(keywords, loopTokens[i], 105 /* WhileKeyword */)) { - break; - } - } - } - } - var breaksAndContinues = aggregateAllBreakAndContinueStatements(loopNode.statement); - ts.forEach(breaksAndContinues, function (statement) { - if (ownsBreakOrContinueStatement(loopNode, statement)) { - pushKeywordIf(keywords, statement.getFirstToken(), 71 /* BreakKeyword */, 76 /* ContinueKeyword */); - } - }); - return ts.map(keywords, getHighlightSpanForNode); - } - function getBreakOrContinueStatementOccurrences(breakOrContinueStatement) { - var owner = getBreakOrContinueOwner(breakOrContinueStatement); - if (owner) { - switch (owner.kind) { - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 209 /* DoStatement */: - case 210 /* WhileStatement */: - return getLoopBreakContinueOccurrences(owner); - case 218 /* SwitchStatement */: - return getSwitchCaseDefaultOccurrences(owner); + } + } + function pushKeywordIf(keywordList, token) { + var expected = []; + for (var _i = 2; _i < arguments.length; _i++) { + expected[_i - 2] = arguments[_i]; + } + if (token && ts.contains(expected, token.kind)) { + keywordList.push(token); + return true; + } + return false; + } + function getGetAndSetOccurrences(accessorDeclaration) { + var keywords = []; + tryPushAccessorKeyword(accessorDeclaration.symbol, 152 /* GetAccessor */); + tryPushAccessorKeyword(accessorDeclaration.symbol, 153 /* SetAccessor */); + return keywords; + function tryPushAccessorKeyword(accessorSymbol, accessorKind) { + var accessor = ts.getDeclarationOfKind(accessorSymbol, accessorKind); + if (accessor) { + ts.forEach(accessor.getChildren(), function (child) { return pushKeywordIf(keywords, child, 124 /* GetKeyword */, 134 /* SetKeyword */); }); + } + } + } + function getConstructorOccurrences(constructorDeclaration) { + var declarations = constructorDeclaration.symbol.getDeclarations(); + var keywords = []; + ts.forEach(declarations, function (declaration) { + ts.forEach(declaration.getChildren(), function (token) { + return pushKeywordIf(keywords, token, 122 /* ConstructorKeyword */); + }); + }); + return keywords; + } + function getLoopBreakContinueOccurrences(loopNode) { + var keywords = []; + if (pushKeywordIf(keywords, loopNode.getFirstToken(), 87 /* ForKeyword */, 105 /* WhileKeyword */, 80 /* DoKeyword */)) { + // If we succeeded and got a do-while loop, then start looking for a 'while' keyword. + if (loopNode.kind === 211 /* DoStatement */) { + var loopTokens = loopNode.getChildren(); + for (var i = loopTokens.length - 1; i >= 0; i--) { + if (pushKeywordIf(keywords, loopTokens[i], 105 /* WhileKeyword */)) { + break; } } - return undefined; } - function getSwitchCaseDefaultOccurrences(switchStatement) { - var keywords = []; - pushKeywordIf(keywords, switchStatement.getFirstToken(), 97 /* SwitchKeyword */); - // Go through each clause in the switch statement, collecting the 'case'/'default' keywords. - ts.forEach(switchStatement.caseBlock.clauses, function (clause) { - pushKeywordIf(keywords, clause.getFirstToken(), 72 /* CaseKeyword */, 78 /* DefaultKeyword */); - var breaksAndContinues = aggregateAllBreakAndContinueStatements(clause); - ts.forEach(breaksAndContinues, function (statement) { - if (ownsBreakOrContinueStatement(switchStatement, statement)) { - pushKeywordIf(keywords, statement.getFirstToken(), 71 /* BreakKeyword */); - } - }); - }); - return ts.map(keywords, getHighlightSpanForNode); + } + var breaksAndContinues = aggregateAllBreakAndContinueStatements(loopNode.statement); + ts.forEach(breaksAndContinues, function (statement) { + if (ownsBreakOrContinueStatement(loopNode, statement)) { + pushKeywordIf(keywords, statement.getFirstToken(), 71 /* BreakKeyword */, 76 /* ContinueKeyword */); } - function getTryCatchFinallyOccurrences(tryStatement) { - var keywords = []; - pushKeywordIf(keywords, tryStatement.getFirstToken(), 101 /* TryKeyword */); - if (tryStatement.catchClause) { - pushKeywordIf(keywords, tryStatement.catchClause.getFirstToken(), 73 /* CatchKeyword */); - } - if (tryStatement.finallyBlock) { - var finallyKeyword = ts.findChildOfKind(tryStatement, 86 /* FinallyKeyword */, sourceFile); - pushKeywordIf(keywords, finallyKeyword, 86 /* FinallyKeyword */); - } - return ts.map(keywords, getHighlightSpanForNode); + }); + return keywords; + } + function getBreakOrContinueStatementOccurrences(breakOrContinueStatement) { + var owner = getBreakOrContinueOwner(breakOrContinueStatement); + if (owner) { + switch (owner.kind) { + case 213 /* ForStatement */: + case 214 /* ForInStatement */: + case 215 /* ForOfStatement */: + case 211 /* DoStatement */: + case 212 /* WhileStatement */: + return getLoopBreakContinueOccurrences(owner); + case 220 /* SwitchStatement */: + return getSwitchCaseDefaultOccurrences(owner); } - function getThrowOccurrences(throwStatement) { - var owner = getThrowStatementOwner(throwStatement); - if (!owner) { - return undefined; + } + return undefined; + } + function getSwitchCaseDefaultOccurrences(switchStatement) { + var keywords = []; + pushKeywordIf(keywords, switchStatement.getFirstToken(), 97 /* SwitchKeyword */); + // Go through each clause in the switch statement, collecting the 'case'/'default' keywords. + ts.forEach(switchStatement.caseBlock.clauses, function (clause) { + pushKeywordIf(keywords, clause.getFirstToken(), 72 /* CaseKeyword */, 78 /* DefaultKeyword */); + var breaksAndContinues = aggregateAllBreakAndContinueStatements(clause); + ts.forEach(breaksAndContinues, function (statement) { + if (ownsBreakOrContinueStatement(switchStatement, statement)) { + pushKeywordIf(keywords, statement.getFirstToken(), 71 /* BreakKeyword */); } - var keywords = []; - ts.forEach(aggregateOwnedThrowStatements(owner), function (throwStatement) { - pushKeywordIf(keywords, throwStatement.getFirstToken(), 99 /* ThrowKeyword */); - }); - // If the "owner" is a function, then we equate 'return' and 'throw' statements in their - // ability to "jump out" of the function, and include occurrences for both. - if (ts.isFunctionBlock(owner)) { - ts.forEachReturnStatement(owner, function (returnStatement) { - pushKeywordIf(keywords, returnStatement.getFirstToken(), 95 /* ReturnKeyword */); - }); + }); + }); + return keywords; + } + function getTryCatchFinallyOccurrences(tryStatement, sourceFile) { + var keywords = []; + pushKeywordIf(keywords, tryStatement.getFirstToken(), 101 /* TryKeyword */); + if (tryStatement.catchClause) { + pushKeywordIf(keywords, tryStatement.catchClause.getFirstToken(), 73 /* CatchKeyword */); + } + if (tryStatement.finallyBlock) { + var finallyKeyword = ts.findChildOfKind(tryStatement, 86 /* FinallyKeyword */, sourceFile); + pushKeywordIf(keywords, finallyKeyword, 86 /* FinallyKeyword */); + } + return keywords; + } + function getThrowOccurrences(throwStatement) { + var owner = getThrowStatementOwner(throwStatement); + if (!owner) { + return undefined; + } + var keywords = []; + ts.forEach(aggregateOwnedThrowStatements(owner), function (throwStatement) { + pushKeywordIf(keywords, throwStatement.getFirstToken(), 99 /* ThrowKeyword */); + }); + // If the "owner" is a function, then we equate 'return' and 'throw' statements in their + // ability to "jump out" of the function, and include occurrences for both. + if (ts.isFunctionBlock(owner)) { + ts.forEachReturnStatement(owner, function (returnStatement) { + pushKeywordIf(keywords, returnStatement.getFirstToken(), 95 /* ReturnKeyword */); + }); + } + return keywords; + } + function getReturnOccurrences(returnStatement) { + var func = ts.getContainingFunction(returnStatement); + // If we didn't find a containing function with a block body, bail out. + if (!(func && hasKind(func.body, 206 /* Block */))) { + return undefined; + } + var keywords = []; + ts.forEachReturnStatement(func.body, function (returnStatement) { + pushKeywordIf(keywords, returnStatement.getFirstToken(), 95 /* ReturnKeyword */); + }); + // Include 'throw' statements that do not occur within a try block. + ts.forEach(aggregateOwnedThrowStatements(func.body), function (throwStatement) { + pushKeywordIf(keywords, throwStatement.getFirstToken(), 99 /* ThrowKeyword */); + }); + return keywords; + } + function getIfElseOccurrences(ifStatement, sourceFile) { + var keywords = []; + // Traverse upwards through all parent if-statements linked by their else-branches. + while (hasKind(ifStatement.parent, 210 /* IfStatement */) && ifStatement.parent.elseStatement === ifStatement) { + ifStatement = ifStatement.parent; + } + // Now traverse back down through the else branches, aggregating if/else keywords of if-statements. + while (ifStatement) { + var children = ifStatement.getChildren(); + pushKeywordIf(keywords, children[0], 89 /* IfKeyword */); + // Generally the 'else' keyword is second-to-last, so we traverse backwards. + for (var i = children.length - 1; i >= 0; i--) { + if (pushKeywordIf(keywords, children[i], 81 /* ElseKeyword */)) { + break; } - return ts.map(keywords, getHighlightSpanForNode); } - function getReturnOccurrences(returnStatement) { - var func = ts.getContainingFunction(returnStatement); - // If we didn't find a containing function with a block body, bail out. - if (!(func && hasKind(func.body, 204 /* Block */))) { - return undefined; - } - var keywords = []; - ts.forEachReturnStatement(func.body, function (returnStatement) { - pushKeywordIf(keywords, returnStatement.getFirstToken(), 95 /* ReturnKeyword */); - }); - // Include 'throw' statements that do not occur within a try block. - ts.forEach(aggregateOwnedThrowStatements(func.body), function (throwStatement) { - pushKeywordIf(keywords, throwStatement.getFirstToken(), 99 /* ThrowKeyword */); - }); - return ts.map(keywords, getHighlightSpanForNode); - } - function getIfElseOccurrences(ifStatement) { - var keywords = []; - // Traverse upwards through all parent if-statements linked by their else-branches. - while (hasKind(ifStatement.parent, 208 /* IfStatement */) && ifStatement.parent.elseStatement === ifStatement) { - ifStatement = ifStatement.parent; - } - // Now traverse back down through the else branches, aggregating if/else keywords of if-statements. - while (ifStatement) { - var children = ifStatement.getChildren(); - pushKeywordIf(keywords, children[0], 89 /* IfKeyword */); - // Generally the 'else' keyword is second-to-last, so we traverse backwards. - for (var i = children.length - 1; i >= 0; i--) { - if (pushKeywordIf(keywords, children[i], 81 /* ElseKeyword */)) { - break; - } - } - if (!hasKind(ifStatement.elseStatement, 208 /* IfStatement */)) { + if (!hasKind(ifStatement.elseStatement, 210 /* IfStatement */)) { + break; + } + ifStatement = ifStatement.elseStatement; + } + var result = []; + // We'd like to highlight else/ifs together if they are only separated by whitespace + // (i.e. the keywords are separated by no comments, no newlines). + for (var i = 0; i < keywords.length; i++) { + if (keywords[i].kind === 81 /* ElseKeyword */ && i < keywords.length - 1) { + var elseKeyword = keywords[i]; + var ifKeyword = keywords[i + 1]; // this *should* always be an 'if' keyword. + var shouldCombindElseAndIf = true; + // Avoid recalculating getStart() by iterating backwards. + for (var j = ifKeyword.getStart() - 1; j >= elseKeyword.end; j--) { + if (!ts.isWhiteSpaceSingleLine(sourceFile.text.charCodeAt(j))) { + shouldCombindElseAndIf = false; break; } - ifStatement = ifStatement.elseStatement; } - var result = []; - // We'd like to highlight else/ifs together if they are only separated by whitespace - // (i.e. the keywords are separated by no comments, no newlines). - for (var i = 0; i < keywords.length; i++) { - if (keywords[i].kind === 81 /* ElseKeyword */ && i < keywords.length - 1) { - var elseKeyword = keywords[i]; - var ifKeyword = keywords[i + 1]; // this *should* always be an 'if' keyword. - var shouldCombindElseAndIf = true; - // Avoid recalculating getStart() by iterating backwards. - for (var j = ifKeyword.getStart() - 1; j >= elseKeyword.end; j--) { - if (!ts.isWhiteSpaceSingleLine(sourceFile.text.charCodeAt(j))) { - shouldCombindElseAndIf = false; - break; - } - } - if (shouldCombindElseAndIf) { - result.push({ - fileName: fileName, - textSpan: ts.createTextSpanFromBounds(elseKeyword.getStart(), ifKeyword.end), - kind: ts.HighlightSpanKind.reference - }); - i++; // skip the next keyword - continue; - } - } - // Ordinary case: just highlight the keyword. - result.push(getHighlightSpanForNode(keywords[i])); + if (shouldCombindElseAndIf) { + result.push({ + fileName: sourceFile.fileName, + textSpan: ts.createTextSpanFromBounds(elseKeyword.getStart(), ifKeyword.end), + kind: ts.HighlightSpanKind.reference + }); + i++; // skip the next keyword + continue; } - return result; } + // Ordinary case: just highlight the keyword. + result.push(getHighlightSpanForNode(keywords[i], sourceFile)); } + return result; } - DocumentHighlights.getDocumentHighlights = getDocumentHighlights; /** * Whether or not a 'node' is preceded by a label of the given string. * Note: 'node' cannot be a SourceFile. */ function isLabeledBy(node, labelName) { - for (var owner = node.parent; owner.kind === 219 /* LabeledStatement */; owner = owner.parent) { + for (var owner = node.parent; owner.kind === 221 /* LabeledStatement */; owner = owner.parent) { if (owner.label.text === labelName) { return true; } @@ -69168,15 +74232,15 @@ var ts; return "_" + settings.target + "|" + settings.module + "|" + settings.noResolve + "|" + settings.jsx + "|" + settings.allowJs + "|" + settings.baseUrl + "|" + JSON.stringify(settings.typeRoots) + "|" + JSON.stringify(settings.rootDirs) + "|" + JSON.stringify(settings.paths); } function getBucketForCompilationSettings(key, createIfMissing) { - var bucket = buckets[key]; + var bucket = buckets.get(key); if (!bucket && createIfMissing) { - buckets[key] = bucket = ts.createFileMap(); + buckets.set(key, bucket = ts.createFileMap()); } return bucket; } function reportStats() { - var bucketInfoArray = Object.keys(buckets).filter(function (name) { return name && name.charAt(0) === "_"; }).map(function (name) { - var entries = buckets[name]; + var bucketInfoArray = ts.arrayFrom(buckets.keys()).filter(function (name) { return name && name.charAt(0) === "_"; }).map(function (name) { + var entries = buckets.get(name); var sourceFiles = []; entries.forEachValue(function (key, entry) { sourceFiles.push({ @@ -69269,41 +74333,764 @@ var ts; } ts.createDocumentRegistry = createDocumentRegistry; })(ts || (ts = {})); +/* Code for finding imports of an exported symbol. Used only by FindAllReferences. */ /* @internal */ var ts; (function (ts) { var FindAllReferences; (function (FindAllReferences) { - function findReferencedSymbols(typeChecker, cancellationToken, sourceFiles, sourceFile, position, findInStrings, findInComments) { - var node = ts.getTouchingPropertyName(sourceFile, position, /*includeJsDocComment*/ true); - if (node === sourceFile) { - return undefined; + /** Creates the imports map and returns an ImportTracker that uses it. Call this lazily to avoid calling `getDirectImportsMap` unnecessarily. */ + function createImportTracker(sourceFiles, checker, cancellationToken) { + var allDirectImports = getDirectImportsMap(sourceFiles, checker, cancellationToken); + return function (exportSymbol, exportInfo, isForRename) { + var _a = getImportersForExport(sourceFiles, allDirectImports, exportInfo, checker, cancellationToken), directImports = _a.directImports, indirectUsers = _a.indirectUsers; + return __assign({ indirectUsers: indirectUsers }, getSearchesFromDirectImports(directImports, exportSymbol, exportInfo.exportKind, checker, isForRename)); + }; + } + FindAllReferences.createImportTracker = createImportTracker; + var ExportKind; + (function (ExportKind) { + ExportKind[ExportKind["Named"] = 0] = "Named"; + ExportKind[ExportKind["Default"] = 1] = "Default"; + ExportKind[ExportKind["ExportEquals"] = 2] = "ExportEquals"; + })(ExportKind = FindAllReferences.ExportKind || (FindAllReferences.ExportKind = {})); + var ImportExport; + (function (ImportExport) { + ImportExport[ImportExport["Import"] = 0] = "Import"; + ImportExport[ImportExport["Export"] = 1] = "Export"; + })(ImportExport = FindAllReferences.ImportExport || (FindAllReferences.ImportExport = {})); + /** Returns import statements that directly reference the exporting module, and a list of files that may access the module through a namespace. */ + function getImportersForExport(sourceFiles, allDirectImports, _a, checker, cancellationToken) { + var exportingModuleSymbol = _a.exportingModuleSymbol, exportKind = _a.exportKind; + var markSeenDirectImport = ts.nodeSeenTracker(); + var markSeenIndirectUser = ts.nodeSeenTracker(); + var directImports = []; + var isAvailableThroughGlobal = !!exportingModuleSymbol.globalExports; + var indirectUserDeclarations = isAvailableThroughGlobal ? undefined : []; + handleDirectImports(exportingModuleSymbol); + return { directImports: directImports, indirectUsers: getIndirectUsers() }; + function getIndirectUsers() { + if (isAvailableThroughGlobal) { + // It has `export as namespace`, so anything could potentially use it. + return sourceFiles; + } + // Module augmentations may use this module's exports without importing it. + for (var _i = 0, _a = exportingModuleSymbol.declarations; _i < _a.length; _i++) { + var decl = _a[_i]; + if (ts.isExternalModuleAugmentation(decl)) { + addIndirectUser(decl); + } + } + // This may return duplicates (if there are multiple module declarations in a single source file, all importing the same thing as a namespace), but `State.markSearchedSymbol` will handle that. + return indirectUserDeclarations.map(ts.getSourceFileOfNode); } - switch (node.kind) { - case 8 /* NumericLiteral */: - if (!ts.isLiteralNameOfPropertyDeclarationOrIndexAccess(node)) { - break; + function handleDirectImports(exportingModuleSymbol) { + var theseDirectImports = getDirectImports(exportingModuleSymbol); + if (theseDirectImports) + for (var _i = 0, theseDirectImports_1 = theseDirectImports; _i < theseDirectImports_1.length; _i++) { + var direct = theseDirectImports_1[_i]; + if (!markSeenDirectImport(direct)) { + continue; + } + cancellationToken.throwIfCancellationRequested(); + switch (direct.kind) { + case 180 /* CallExpression */: + if (!isAvailableThroughGlobal) { + var parent = direct.parent; + if (exportKind === 2 /* ExportEquals */ && parent.kind === 225 /* VariableDeclaration */) { + var name = parent.name; + if (name.kind === 70 /* Identifier */) { + directImports.push(name); + break; + } + } + // Don't support re-exporting 'require()' calls, so just add a single indirect user. + addIndirectUser(direct.getSourceFile()); + } + break; + case 236 /* ImportEqualsDeclaration */: + handleNamespaceImport(direct, direct.name, ts.hasModifier(direct, 1 /* Export */)); + break; + case 237 /* ImportDeclaration */: + var namedBindings = direct.importClause && direct.importClause.namedBindings; + if (namedBindings && namedBindings.kind === 239 /* NamespaceImport */) { + handleNamespaceImport(direct, namedBindings.name); + } + else { + directImports.push(direct); + } + break; + case 243 /* ExportDeclaration */: + if (!direct.exportClause) { + // This is `export * from "foo"`, so imports of this module may import the export too. + handleDirectImports(getContainingModuleSymbol(direct, checker)); + } + else { + // This is `export { foo } from "foo"` and creates an alias symbol, so recursive search will get handle re-exports. + directImports.push(direct); + } + break; + } + } + } + function handleNamespaceImport(importDeclaration, name, isReExport) { + if (exportKind === 2 /* ExportEquals */) { + // This is a direct import, not import-as-namespace. + directImports.push(importDeclaration); + } + else if (!isAvailableThroughGlobal) { + var sourceFileLike = getSourceFileLikeForImportDeclaration(importDeclaration); + ts.Debug.assert(sourceFileLike.kind === 264 /* SourceFile */ || sourceFileLike.kind === 232 /* ModuleDeclaration */); + if (isReExport || findNamespaceReExports(sourceFileLike, name, checker)) { + addIndirectUsers(sourceFileLike); + } + else { + addIndirectUser(sourceFileLike); + } + } + } + function addIndirectUser(sourceFileLike) { + ts.Debug.assert(!isAvailableThroughGlobal); + var isNew = markSeenIndirectUser(sourceFileLike); + if (isNew) { + indirectUserDeclarations.push(sourceFileLike); + } + return isNew; + } + /** Adds a module and all of its transitive dependencies as possible indirect users. */ + function addIndirectUsers(sourceFileLike) { + if (!addIndirectUser(sourceFileLike)) { + return; + } + var moduleSymbol = checker.getMergedSymbol(sourceFileLike.symbol); + ts.Debug.assert(!!(moduleSymbol.flags & 1536 /* Module */)); + var directImports = getDirectImports(moduleSymbol); + if (directImports) + for (var _i = 0, directImports_1 = directImports; _i < directImports_1.length; _i++) { + var directImport = directImports_1[_i]; + addIndirectUsers(getSourceFileLikeForImportDeclaration(directImport)); + } + } + function getDirectImports(moduleSymbol) { + return allDirectImports.get(ts.getSymbolId(moduleSymbol).toString()); + } + } + /** + * Given the set of direct imports of a module, we need to find which ones import the particular exported symbol. + * The returned `importSearches` will result in the entire source file being searched. + * But re-exports will be placed in 'singleReferences' since they cannot be locally referenced. + */ + function getSearchesFromDirectImports(directImports, exportSymbol, exportKind, checker, isForRename) { + var exportName = exportSymbol.name; + var importSearches = []; + var singleReferences = []; + function addSearch(location, symbol) { + importSearches.push([location, symbol]); + } + if (directImports) + for (var _i = 0, directImports_2 = directImports; _i < directImports_2.length; _i++) { + var decl = directImports_2[_i]; + handleImport(decl); + } + return { importSearches: importSearches, singleReferences: singleReferences }; + function handleImport(decl) { + if (decl.kind === 236 /* ImportEqualsDeclaration */) { + if (isExternalModuleImportEquals(decl)) { + handleNamespaceImportLike(decl.name); + } + return; + } + if (decl.kind === 70 /* Identifier */) { + handleNamespaceImportLike(decl); + return; + } + // Ignore if there's a grammar error + if (decl.moduleSpecifier.kind !== 9 /* StringLiteral */) { + return; + } + if (decl.kind === 243 /* ExportDeclaration */) { + searchForNamedImport(decl.exportClause); + return; + } + var importClause = decl.importClause; + var namedBindings = importClause.namedBindings; + if (namedBindings && namedBindings.kind === 239 /* NamespaceImport */) { + handleNamespaceImportLike(namedBindings.name); + return; + } + if (exportKind === 0 /* Named */) { + searchForNamedImport(namedBindings); + } + else { + // `export =` might be imported by a default import if `--allowSyntheticDefaultImports` is on, so this handles both ExportKind.Default and ExportKind.ExportEquals + var name = importClause.name; + // If a default import has the same name as the default export, allow to rename it. + // Given `import f` and `export default function f`, we will rename both, but for `import g` we will rename just that. + if (name && (!isForRename || name.text === symbolName(exportSymbol))) { + var defaultImportAlias = checker.getSymbolAtLocation(name); + addSearch(name, defaultImportAlias); + } + // 'default' might be accessed as a named import `{ default as foo }`. + if (!isForRename && exportKind === 1 /* Default */) { + ts.Debug.assert(exportName === "default"); + searchForNamedImport(namedBindings); + } + } + } + /** + * `import x = require("./x") or `import * as x from "./x"`. + * An `export =` may be imported by this syntax, so it may be a direct import. + * If it's not a direct import, it will be in `indirectUsers`, so we don't have to do anything here. + */ + function handleNamespaceImportLike(importName) { + // Don't rename an import that already has a different name than the export. + if (exportKind === 2 /* ExportEquals */ && (!isForRename || importName.text === exportName)) { + addSearch(importName, checker.getSymbolAtLocation(importName)); + } + } + function searchForNamedImport(namedBindings) { + if (namedBindings) + for (var _i = 0, _a = namedBindings.elements; _i < _a.length; _i++) { + var element = _a[_i]; + var name = element.name, propertyName = element.propertyName; + if ((propertyName || name).text !== exportName) { + continue; + } + if (propertyName) { + // This is `import { foo as bar } from "./a"` or `export { foo as bar } from "./a"`. `foo` isn't a local in the file, so just add it as a single reference. + singleReferences.push(propertyName); + if (!isForRename) { + // Search locally for `bar`. + addSearch(name, checker.getSymbolAtLocation(name)); + } + } + else { + var localSymbol = element.kind === 245 /* ExportSpecifier */ && element.propertyName + ? checker.getExportSpecifierLocalTargetSymbol(element) // For re-exporting under a different name, we want to get the re-exported symbol. + : checker.getSymbolAtLocation(name); + addSearch(name, localSymbol); + } } - // Fallthrough - case 70 /* Identifier */: - case 98 /* ThisKeyword */: - // case SyntaxKind.SuperKeyword: TODO:GH#9268 - case 122 /* ConstructorKeyword */: - case 9 /* StringLiteral */: - return getReferencedSymbolsForNode(typeChecker, cancellationToken, node, sourceFiles, findInStrings, findInComments, /*implementations*/ false); } - return undefined; + } + /** Returns 'true' is the namespace 'name' is re-exported from this module, and 'false' if it is only used locally. */ + function findNamespaceReExports(sourceFileLike, name, checker) { + var namespaceImportSymbol = checker.getSymbolAtLocation(name); + return forEachPossibleImportOrExportStatement(sourceFileLike, function (statement) { + if (statement.kind !== 243 /* ExportDeclaration */) + return; + var _a = statement, exportClause = _a.exportClause, moduleSpecifier = _a.moduleSpecifier; + if (moduleSpecifier || !exportClause) + return; + for (var _i = 0, _b = exportClause.elements; _i < _b.length; _i++) { + var element = _b[_i]; + if (checker.getExportSpecifierLocalTargetSymbol(element) === namespaceImportSymbol) { + return true; + } + } + }); + } + /** Returns a map from a module symbol Id to all import statements that directly reference the module. */ + function getDirectImportsMap(sourceFiles, checker, cancellationToken) { + var map = ts.createMap(); + for (var _i = 0, sourceFiles_4 = sourceFiles; _i < sourceFiles_4.length; _i++) { + var sourceFile = sourceFiles_4[_i]; + cancellationToken.throwIfCancellationRequested(); + forEachImport(sourceFile, function (importDecl, moduleSpecifier) { + var moduleSymbol = checker.getSymbolAtLocation(moduleSpecifier); + if (moduleSymbol) { + var id = ts.getSymbolId(moduleSymbol).toString(); + var imports = map.get(id); + if (!imports) { + map.set(id, imports = []); + } + imports.push(importDecl); + } + }); + } + return map; + } + /** Iterates over all statements at the top level or in module declarations. Returns the first truthy result. */ + function forEachPossibleImportOrExportStatement(sourceFileLike, action) { + return ts.forEach(sourceFileLike.kind === 264 /* SourceFile */ ? sourceFileLike.statements : sourceFileLike.body.statements, function (statement) { + return action(statement) || (isAmbientModuleDeclaration(statement) && ts.forEach(statement.body && statement.body.statements, action)); + }); + } + /** Calls `action` for each import, re-export, or require() in a file. */ + function forEachImport(sourceFile, action) { + if (sourceFile.externalModuleIndicator) { + for (var _i = 0, _a = sourceFile.imports; _i < _a.length; _i++) { + var moduleSpecifier = _a[_i]; + action(importerFromModuleSpecifier(moduleSpecifier), moduleSpecifier); + } + } + else { + forEachPossibleImportOrExportStatement(sourceFile, function (statement) { + switch (statement.kind) { + case 243 /* ExportDeclaration */: + case 237 /* ImportDeclaration */: { + var decl = statement; + if (decl.moduleSpecifier && decl.moduleSpecifier.kind === 9 /* StringLiteral */) { + action(decl, decl.moduleSpecifier); + } + break; + } + case 236 /* ImportEqualsDeclaration */: { + var decl = statement; + var moduleReference = decl.moduleReference; + if (moduleReference.kind === 247 /* ExternalModuleReference */ && + moduleReference.expression.kind === 9 /* StringLiteral */) { + action(decl, moduleReference.expression); + } + break; + } + } + }); + if (sourceFile.flags & 65536 /* JavaScriptFile */) { + // Find all 'require()' calls. + sourceFile.forEachChild(function recur(node) { + if (ts.isRequireCall(node, /*checkArgumentIsStringLiteral*/ true)) { + action(node, node.arguments[0]); + } + else { + node.forEachChild(recur); + } + }); + } + } + } + function importerFromModuleSpecifier(moduleSpecifier) { + var decl = moduleSpecifier.parent; + if (decl.kind === 237 /* ImportDeclaration */ || decl.kind === 243 /* ExportDeclaration */) { + return decl; + } + ts.Debug.assert(decl.kind === 247 /* ExternalModuleReference */); + return decl.parent; + } + /** + * Given a local reference, we might notice that it's an import/export and recursively search for references of that. + * If at an import, look locally for the symbol it imports. + * If an an export, look for all imports of it. + * This doesn't handle export specifiers; that is done in `getReferencesAtExportSpecifier`. + * @param comingFromExport If we are doing a search for all exports, don't bother looking backwards for the imported symbol, since that's the reason we're here. + */ + function getImportOrExportSymbol(node, symbol, checker, comingFromExport) { + return comingFromExport ? getExport() : getExport() || getImport(); + function getExport() { + var parent = node.parent; + if (symbol.flags & 7340032 /* Export */) { + if (parent.kind === 178 /* PropertyAccessExpression */) { + // When accessing an export of a JS module, there's no alias. The symbol will still be flagged as an export even though we're at the use. + // So check that we are at the declaration. + return symbol.declarations.some(function (d) { return d === parent; }) && parent.parent.kind === 193 /* BinaryExpression */ + ? getSpecialPropertyExport(parent.parent, /*useLhsSymbol*/ false) + : undefined; + } + else { + var exportSymbol = symbol.exportSymbol; + ts.Debug.assert(!!exportSymbol); + return exportInfo(exportSymbol, getExportKindForDeclaration(parent)); + } + } + else { + var exportNode = parent.kind === 225 /* VariableDeclaration */ ? ts.getAncestor(parent, 207 /* VariableStatement */) : parent; + if (ts.hasModifier(exportNode, 1 /* Export */)) { + if (exportNode.kind === 236 /* ImportEqualsDeclaration */ && exportNode.moduleReference === node) { + // We're at `Y` in `export import X = Y`. This is not the exported symbol, the left-hand-side is. So treat this as an import statement. + if (comingFromExport) { + return undefined; + } + var lhsSymbol = checker.getSymbolAtLocation(exportNode.name); + return { kind: 0 /* Import */, symbol: lhsSymbol, isNamedImport: false }; + } + else { + return exportInfo(symbol, getExportKindForDeclaration(exportNode)); + } + } + else if (parent.kind === 242 /* ExportAssignment */) { + // Get the symbol for the `export =` node; its parent is the module it's the export of. + var exportingModuleSymbol = parent.symbol.parent; + ts.Debug.assert(!!exportingModuleSymbol); + return { kind: 1 /* Export */, symbol: symbol, exportInfo: { exportingModuleSymbol: exportingModuleSymbol, exportKind: 2 /* ExportEquals */ } }; + } + else if (parent.kind === 193 /* BinaryExpression */) { + return getSpecialPropertyExport(parent, /*useLhsSymbol*/ true); + } + else if (parent.parent.kind === 193 /* BinaryExpression */) { + return getSpecialPropertyExport(parent.parent, /*useLhsSymbol*/ true); + } + } + function getSpecialPropertyExport(node, useLhsSymbol) { + var kind; + switch (ts.getSpecialPropertyAssignmentKind(node)) { + case 1 /* ExportsProperty */: + kind = 0 /* Named */; + break; + case 2 /* ModuleExports */: + kind = 2 /* ExportEquals */; + break; + default: + return undefined; + } + var sym = useLhsSymbol ? checker.getSymbolAtLocation(node.left.name) : symbol; + return sym && exportInfo(sym, kind); + } + } + function getImport() { + var isImport = isNodeImport(node); + if (!isImport) + return; + // A symbol being imported is always an alias. So get what that aliases to find the local symbol. + var importedSymbol = checker.getImmediateAliasedSymbol(symbol); + if (importedSymbol) { + // Search on the local symbol in the exporting module, not the exported symbol. + importedSymbol = skipExportSpecifierSymbol(importedSymbol, checker); + // Similarly, skip past the symbol for 'export =' + if (importedSymbol.name === "export=") { + importedSymbol = checker.getImmediateAliasedSymbol(importedSymbol); + } + if (symbolName(importedSymbol) === symbol.name) { + return __assign({ kind: 0 /* Import */, symbol: importedSymbol }, isImport); + } + } + } + function exportInfo(symbol, kind) { + var exportInfo = getExportInfo(symbol, kind, checker); + return exportInfo && { kind: 1 /* Export */, symbol: symbol, exportInfo: exportInfo }; + } + // Not meant for use with export specifiers or export assignment. + function getExportKindForDeclaration(node) { + return ts.hasModifier(node, 512 /* Default */) ? 1 /* Default */ : 0 /* Named */; + } + } + FindAllReferences.getImportOrExportSymbol = getImportOrExportSymbol; + function isNodeImport(node) { + var parent = node.parent; + switch (parent.kind) { + case 236 /* ImportEqualsDeclaration */: + return parent.name === node && isExternalModuleImportEquals(parent) + ? { isNamedImport: false } + : undefined; + case 241 /* ImportSpecifier */: + // For a rename import `{ foo as bar }`, don't search for the imported symbol. Just find local uses of `bar`. + return parent.propertyName ? undefined : { isNamedImport: true }; + case 238 /* ImportClause */: + case 239 /* NamespaceImport */: + ts.Debug.assert(parent.name === node); + return { isNamedImport: false }; + default: + return undefined; + } + } + function getExportInfo(exportSymbol, exportKind, checker) { + var exportingModuleSymbol = checker.getMergedSymbol(exportSymbol.parent); // Need to get merged symbol in case there's an augmentation. + // `export` may appear in a namespace. In that case, just rely on global search. + return ts.isExternalModuleSymbol(exportingModuleSymbol) ? { exportingModuleSymbol: exportingModuleSymbol, exportKind: exportKind } : undefined; + } + FindAllReferences.getExportInfo = getExportInfo; + function symbolName(symbol) { + if (symbol.name !== "default") { + return symbol.name; + } + var name = ts.forEach(symbol.declarations, function (_a) { + var name = _a.name; + return name && name.kind === 70 /* Identifier */ && name.text; + }); + ts.Debug.assert(!!name); + return name; + } + /** If at an export specifier, go to the symbol it refers to. */ + function skipExportSpecifierSymbol(symbol, checker) { + // For `export { foo } from './bar", there's nothing to skip, because it does not create a new alias. But `export { foo } does. + if (symbol.declarations) + for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { + var declaration = _a[_i]; + if (ts.isExportSpecifier(declaration) && !declaration.propertyName && !declaration.parent.parent.moduleSpecifier) { + return checker.getExportSpecifierLocalTargetSymbol(declaration); + } + } + return symbol; + } + function getContainingModuleSymbol(importer, checker) { + return checker.getMergedSymbol(getSourceFileLikeForImportDeclaration(importer).symbol); + } + function getSourceFileLikeForImportDeclaration(node) { + if (node.kind === 180 /* CallExpression */) { + return node.getSourceFile(); + } + var parent = node.parent; + if (parent.kind === 264 /* SourceFile */) { + return parent; + } + ts.Debug.assert(parent.kind === 233 /* ModuleBlock */ && isAmbientModuleDeclaration(parent.parent)); + return parent.parent; + } + function isAmbientModuleDeclaration(node) { + return node.kind === 232 /* ModuleDeclaration */ && node.name.kind === 9 /* StringLiteral */; + } + function isExternalModuleImportEquals(_a) { + var moduleReference = _a.moduleReference; + return moduleReference.kind === 247 /* ExternalModuleReference */ && moduleReference.expression.kind === 9 /* StringLiteral */; + } + })(FindAllReferences = ts.FindAllReferences || (ts.FindAllReferences = {})); +})(ts || (ts = {})); +/// <reference path="./importTracker.ts" /> +/* @internal */ +var ts; +(function (ts) { + var FindAllReferences; + (function (FindAllReferences) { + function nodeEntry(node, isInString) { + return { type: "node", node: node, isInString: isInString }; + } + FindAllReferences.nodeEntry = nodeEntry; + function findReferencedSymbols(checker, cancellationToken, sourceFiles, sourceFile, position) { + var referencedSymbols = findAllReferencedSymbols(checker, cancellationToken, sourceFiles, sourceFile, position); + if (!referencedSymbols || !referencedSymbols.length) { + return undefined; + } + var out = []; + for (var _i = 0, referencedSymbols_1 = referencedSymbols; _i < referencedSymbols_1.length; _i++) { + var _a = referencedSymbols_1[_i], definition = _a.definition, references = _a.references; + // Only include referenced symbols that have a valid definition. + if (definition) { + out.push({ definition: definitionToReferencedSymbolDefinitionInfo(definition, checker), references: references.map(toReferenceEntry) }); + } + } + return out; } FindAllReferences.findReferencedSymbols = findReferencedSymbols; - function getReferencedSymbolsForNode(typeChecker, cancellationToken, node, sourceFiles, findInStrings, findInComments, implementations) { - if (!implementations) { + function getImplementationsAtPosition(checker, cancellationToken, sourceFiles, sourceFile, position) { + var node = ts.getTouchingPropertyName(sourceFile, position); + var referenceEntries = getImplementationReferenceEntries(checker, cancellationToken, sourceFiles, node); + return ts.map(referenceEntries, function (entry) { return toImplementationLocation(entry, checker); }); + } + FindAllReferences.getImplementationsAtPosition = getImplementationsAtPosition; + function getImplementationReferenceEntries(typeChecker, cancellationToken, sourceFiles, node) { + // If invoked directly on a shorthand property assignment, then return + // the declaration of the symbol being assigned (not the symbol being assigned to). + if (node.parent.kind === 261 /* ShorthandPropertyAssignment */) { + var result_4 = []; + FindAllReferences.Core.getReferenceEntriesForShorthandPropertyAssignment(node, typeChecker, function (node) { return result_4.push(nodeEntry(node)); }); + return result_4; + } + else if (node.kind === 96 /* SuperKeyword */ || ts.isSuperProperty(node.parent)) { + // References to and accesses on the super keyword only have one possible implementation, so no + // need to "Find all References" + var symbol = typeChecker.getSymbolAtLocation(node); + return symbol.valueDeclaration && [nodeEntry(symbol.valueDeclaration)]; + } + else { + // Perform "Find all References" and retrieve only those that are implementations + return getReferenceEntriesForNode(node, sourceFiles, typeChecker, cancellationToken, { implementations: true }); + } + } + function findReferencedEntries(checker, cancellationToken, sourceFiles, sourceFile, position, options) { + var x = flattenEntries(findAllReferencedSymbols(checker, cancellationToken, sourceFiles, sourceFile, position, options)); + return ts.map(x, toReferenceEntry); + } + FindAllReferences.findReferencedEntries = findReferencedEntries; + function getReferenceEntriesForNode(node, sourceFiles, checker, cancellationToken, options) { + if (options === void 0) { options = {}; } + return flattenEntries(FindAllReferences.Core.getReferencedSymbolsForNode(node, sourceFiles, checker, cancellationToken, options)); + } + FindAllReferences.getReferenceEntriesForNode = getReferenceEntriesForNode; + function findAllReferencedSymbols(checker, cancellationToken, sourceFiles, sourceFile, position, options) { + var node = ts.getTouchingPropertyName(sourceFile, position, /*includeJsDocComment*/ true); + return FindAllReferences.Core.getReferencedSymbolsForNode(node, sourceFiles, checker, cancellationToken, options); + } + function flattenEntries(referenceSymbols) { + return referenceSymbols && ts.flatMap(referenceSymbols, function (r) { return r.references; }); + } + function definitionToReferencedSymbolDefinitionInfo(def, checker) { + var info = (function () { + switch (def.type) { + case "symbol": { + var symbol = def.symbol, node_2 = def.node; + var declarations = symbol.declarations; + if (!declarations || declarations.length === 0) { + return undefined; + } + var _a = getDefinitionKindAndDisplayParts(symbol, node_2, checker), displayParts_1 = _a.displayParts, kind_1 = _a.kind; + var name_3 = displayParts_1.map(function (p) { return p.text; }).join(""); + return { node: node_2, name: name_3, kind: kind_1, displayParts: displayParts_1 }; + } + case "label": { + var node_3 = def.node; + return { node: node_3, name: node_3.text, kind: ts.ScriptElementKind.label, displayParts: [ts.displayPart(node_3.text, ts.SymbolDisplayPartKind.text)] }; + } + case "keyword": { + var node_4 = def.node; + var name_4 = ts.tokenToString(node_4.kind); + return { node: node_4, name: name_4, kind: ts.ScriptElementKind.keyword, displayParts: [{ text: name_4, kind: ts.ScriptElementKind.keyword }] }; + } + case "this": { + var node_5 = def.node; + var symbol = checker.getSymbolAtLocation(node_5); + var displayParts_2 = symbol && ts.SymbolDisplay.getSymbolDisplayPartsDocumentationAndSymbolKind(checker, symbol, node_5.getSourceFile(), ts.getContainerNode(node_5), node_5).displayParts; + return { node: node_5, name: "this", kind: ts.ScriptElementKind.variableElement, displayParts: displayParts_2 }; + } + case "string": { + var node_6 = def.node; + return { node: node_6, name: node_6.text, kind: ts.ScriptElementKind.variableElement, displayParts: [ts.displayPart(ts.getTextOfNode(node_6), ts.SymbolDisplayPartKind.stringLiteral)] }; + } + } + })(); + if (!info) { + return undefined; + } + var node = info.node, name = info.name, kind = info.kind, displayParts = info.displayParts; + var sourceFile = node.getSourceFile(); + return { + containerKind: "", + containerName: "", + fileName: sourceFile.fileName, + kind: kind, + name: name, + textSpan: ts.createTextSpanFromNode(node, sourceFile), + displayParts: displayParts + }; + } + function getDefinitionKindAndDisplayParts(symbol, node, checker) { + var _a = ts.SymbolDisplay.getSymbolDisplayPartsDocumentationAndSymbolKind(checker, symbol, node.getSourceFile(), ts.getContainerNode(node), node), displayParts = _a.displayParts, symbolKind = _a.symbolKind; + return { displayParts: displayParts, kind: symbolKind }; + } + function toReferenceEntry(entry) { + if (entry.type === "span") { + return { textSpan: entry.textSpan, fileName: entry.fileName, isWriteAccess: false, isDefinition: false }; + } + var node = entry.node, isInString = entry.isInString; + return { + fileName: node.getSourceFile().fileName, + textSpan: getTextSpan(node), + isWriteAccess: isWriteAccess(node), + isDefinition: ts.isDeclarationName(node) || ts.isLiteralComputedPropertyDeclarationName(node), + isInString: isInString + }; + } + function toImplementationLocation(entry, checker) { + if (entry.type === "node") { + var node = entry.node; + return __assign({ textSpan: getTextSpan(node), fileName: node.getSourceFile().fileName }, implementationKindDisplayParts(node, checker)); + } + else { + var textSpan = entry.textSpan, fileName = entry.fileName; + return { textSpan: textSpan, fileName: fileName, kind: ts.ScriptElementKind.unknown, displayParts: [] }; + } + } + function implementationKindDisplayParts(node, checker) { + var symbol = checker.getSymbolAtLocation(ts.isDeclaration(node) && node.name ? node.name : node); + if (symbol) { + return getDefinitionKindAndDisplayParts(symbol, node, checker); + } + else if (node.kind === 177 /* ObjectLiteralExpression */) { + return { + kind: ts.ScriptElementKind.interfaceElement, + displayParts: [ts.punctuationPart(18 /* OpenParenToken */), ts.textPart("object literal"), ts.punctuationPart(19 /* CloseParenToken */)] + }; + } + else if (node.kind === 198 /* ClassExpression */) { + return { + kind: ts.ScriptElementKind.localClassElement, + displayParts: [ts.punctuationPart(18 /* OpenParenToken */), ts.textPart("anonymous local class"), ts.punctuationPart(19 /* CloseParenToken */)] + }; + } + else { + return { kind: ts.getNodeKind(node), displayParts: [] }; + } + } + function toHighlightSpan(entry) { + if (entry.type === "span") { + var fileName_1 = entry.fileName, textSpan = entry.textSpan; + return { fileName: fileName_1, span: { textSpan: textSpan, kind: ts.HighlightSpanKind.reference } }; + } + var node = entry.node, isInString = entry.isInString; + var fileName = entry.node.getSourceFile().fileName; + var writeAccess = isWriteAccess(node); + var span = { + textSpan: getTextSpan(node), + kind: writeAccess ? ts.HighlightSpanKind.writtenReference : ts.HighlightSpanKind.reference, + isInString: isInString + }; + return { fileName: fileName, span: span }; + } + FindAllReferences.toHighlightSpan = toHighlightSpan; + function getTextSpan(node) { + var start = node.getStart(); + var end = node.getEnd(); + if (node.kind === 9 /* StringLiteral */) { + start += 1; + end -= 1; + } + return ts.createTextSpanFromBounds(start, end); + } + /** A node is considered a writeAccess iff it is a name of a declaration or a target of an assignment */ + function isWriteAccess(node) { + if (node.kind === 70 /* Identifier */ && ts.isDeclarationName(node)) { + return true; + } + var parent = node.parent; + if (parent) { + if (parent.kind === 192 /* PostfixUnaryExpression */ || parent.kind === 191 /* PrefixUnaryExpression */) { + return true; + } + else if (parent.kind === 193 /* BinaryExpression */ && parent.left === node) { + var operator = parent.operatorToken.kind; + return 57 /* FirstAssignment */ <= operator && operator <= 69 /* LastAssignment */; + } + } + return false; + } + })(FindAllReferences = ts.FindAllReferences || (ts.FindAllReferences = {})); +})(ts || (ts = {})); +/** Encapsulates the core find-all-references algorithm. */ +/* @internal */ +(function (ts) { + var FindAllReferences; + (function (FindAllReferences) { + var Core; + (function (Core) { + /** Core find-all-references algorithm. Handles special cases before delegating to `getReferencedSymbolsForSymbol`. */ + function getReferencedSymbolsForNode(node, sourceFiles, checker, cancellationToken, options) { + if (options === void 0) { options = {}; } + if (node.kind === 264 /* SourceFile */) { + return undefined; + } + if (!options.implementations) { + var special = getReferencedSymbolsSpecial(node, sourceFiles, cancellationToken); + if (special) { + return special; + } + } + var symbol = checker.getSymbolAtLocation(node); + // Could not find a symbol e.g. unknown identifier + if (!symbol) { + // String literal might be a property (and thus have a symbol), so do this here rather than in getReferencedSymbolsSpecial. + if (!options.implementations && node.kind === 9 /* StringLiteral */) { + return getReferencesForStringLiteral(node, sourceFiles, cancellationToken); + } + // Can't have references to something that we have no symbol for. + return undefined; + } + // The symbol was an internal symbol and does not have a declaration e.g. undefined symbol + if (!symbol.declarations || !symbol.declarations.length) { + return undefined; + } + return getReferencedSymbolsForSymbol(symbol, node, sourceFiles, checker, cancellationToken, options); + } + Core.getReferencedSymbolsForNode = getReferencedSymbolsForNode; + /** getReferencedSymbols for special node kinds. */ + function getReferencedSymbolsSpecial(node, sourceFiles, cancellationToken) { + if (ts.isTypeKeyword(node.kind)) { + return getAllReferencesForKeyword(sourceFiles, node.kind, cancellationToken); + } // Labels if (ts.isLabelName(node)) { if (ts.isJumpStatementTarget(node)) { var labelDefinition = ts.getTargetLabel(node.parent, node.text); // if we have a label definition, look within its statement for references, if not, then // the label is undefined and we have no results.. - return labelDefinition ? getLabelReferencesInNode(labelDefinition.parent, labelDefinition) : undefined; + return labelDefinition && getLabelReferencesInNode(labelDefinition.parent, labelDefinition); } else { // it is a label definition and not a target, search within the parent labeledStatement @@ -69311,129 +75098,164 @@ var ts; } } if (ts.isThis(node)) { - return getReferencesForThisKeyword(node, sourceFiles); + return getReferencesForThisKeyword(node, sourceFiles, cancellationToken); } if (node.kind === 96 /* SuperKeyword */) { return getReferencesForSuperKeyword(node); } - } - // `getSymbolAtLocation` normally returns the symbol of the class when given the constructor keyword, - // so we have to specify that we want the constructor symbol. - var symbol = typeChecker.getSymbolAtLocation(node); - if (!implementations && !symbol && node.kind === 9 /* StringLiteral */) { - return getReferencesForStringLiteral(node, sourceFiles); - } - // Could not find a symbol e.g. unknown identifier - if (!symbol) { - // Can't have references to something that we have no symbol for. return undefined; } - var declarations = symbol.declarations; - // The symbol was an internal symbol and does not have a declaration e.g. undefined symbol - if (!declarations || !declarations.length) { - return undefined; - } - var result; - // Compute the meaning from the location and the symbol it references - var searchMeaning = getIntersectingMeaningFromDeclarations(ts.getMeaningFromLocation(node), declarations); - // Get the text to search for. - // Note: if this is an external module symbol, the name doesn't include quotes. - var declaredName = ts.stripQuotes(ts.getDeclaredName(typeChecker, symbol, node)); - // Try to get the smallest valid scope that we can limit our search to; - // otherwise we'll need to search globally (i.e. include each file). - var scope = getSymbolScope(symbol); - // Maps from a symbol ID to the ReferencedSymbol entry in 'result'. - var symbolToIndex = []; - if (scope) { - result = []; - getReferencesInNode(scope, symbol, declaredName, node, searchMeaning, findInStrings, findInComments, result, symbolToIndex); - } - else { - var internedName = getInternedName(symbol, node); - for (var _i = 0, sourceFiles_8 = sourceFiles; _i < sourceFiles_8.length; _i++) { - var sourceFile = sourceFiles_8[_i]; - cancellationToken.throwIfCancellationRequested(); - var nameTable = ts.getNameTable(sourceFile); - if (nameTable[internedName] !== undefined) { - result = result || []; - getReferencesInNode(sourceFile, symbol, declaredName, node, searchMeaning, findInStrings, findInComments, result, symbolToIndex); + /** Core find-all-references algorithm for a normal symbol. */ + function getReferencedSymbolsForSymbol(symbol, node, sourceFiles, checker, cancellationToken, options) { + symbol = skipPastExportOrImportSpecifier(symbol, node, checker); + // Compute the meaning from the location and the symbol it references + var searchMeaning = getIntersectingMeaningFromDeclarations(ts.getMeaningFromLocation(node), symbol.declarations); + var result = []; + var state = createState(sourceFiles, node, checker, cancellationToken, searchMeaning, options, result); + var search = state.createSearch(node, symbol, /*comingFrom*/ undefined, { allSearchSymbols: populateSearchSymbolSet(symbol, node, checker, options.implementations) }); + // Try to get the smallest valid scope that we can limit our search to; + // otherwise we'll need to search globally (i.e. include each file). + var scope = getSymbolScope(symbol); + if (scope) { + getReferencesInContainer(scope, scope.getSourceFile(), search, state); + } + else { + // Global search + for (var _i = 0, _a = state.sourceFiles; _i < _a.length; _i++) { + var sourceFile = _a[_i]; + state.cancellationToken.throwIfCancellationRequested(); + searchForName(sourceFile, search, state); } } + return result; } - return result; - function getDefinition(symbol) { - var info = ts.SymbolDisplay.getSymbolDisplayPartsDocumentationAndSymbolKind(typeChecker, symbol, node.getSourceFile(), ts.getContainerNode(node), node); - var name = ts.map(info.displayParts, function (p) { return p.text; }).join(""); - var declarations = symbol.declarations; - if (!declarations || declarations.length === 0) { - return undefined; + /** Handle a few special cases relating to export/import specifiers. */ + function skipPastExportOrImportSpecifier(symbol, node, checker) { + var parent = node.parent; + if (ts.isExportSpecifier(parent)) { + return getLocalSymbolForExportSpecifier(node, symbol, parent, checker); } - return { - containerKind: "", - containerName: "", - name: name, - kind: info.symbolKind, - fileName: declarations[0].getSourceFile().fileName, - textSpan: ts.createTextSpan(declarations[0].getStart(), 0), - displayParts: info.displayParts - }; + if (ts.isImportSpecifier(parent) && parent.propertyName === node) { + // We're at `foo` in `import { foo as bar }`. Probably intended to find all refs on the original, not just on the import. + return checker.getImmediateAliasedSymbol(symbol); + } + return symbol; } - function getAliasSymbolForPropertyNameSymbol(symbol, location) { - if (symbol.flags & 8388608 /* Alias */) { - // Default import get alias - var defaultImport = ts.getDeclarationOfKind(symbol, 236 /* ImportClause */); - if (defaultImport) { - return typeChecker.getAliasedSymbol(symbol); - } - var importOrExportSpecifier = ts.forEach(symbol.declarations, function (declaration) { return (declaration.kind === 239 /* ImportSpecifier */ || - declaration.kind === 243 /* ExportSpecifier */) ? declaration : undefined; }); - if (importOrExportSpecifier && - // export { a } - (!importOrExportSpecifier.propertyName || - // export {a as class } where a is location - importOrExportSpecifier.propertyName === location)) { - // If Import specifier -> get alias - // else Export specifier -> get local target - return importOrExportSpecifier.kind === 239 /* ImportSpecifier */ ? - typeChecker.getAliasedSymbol(symbol) : - typeChecker.getExportSpecifierLocalTargetSymbol(importOrExportSpecifier); + function createState(sourceFiles, originalLocation, checker, cancellationToken, searchMeaning, options, result) { + var symbolIdToReferences = []; + var inheritsFromCache = ts.createMap(); + // Source file ID → symbol ID → Whether the symbol has been searched for in the source file. + var sourceFileToSeenSymbols = []; + var isForConstructor = originalLocation.kind === 122 /* ConstructorKeyword */; + var importTracker; + return __assign({}, options, { sourceFiles: sourceFiles, isForConstructor: isForConstructor, checker: checker, cancellationToken: cancellationToken, searchMeaning: searchMeaning, inheritsFromCache: inheritsFromCache, getImportSearches: getImportSearches, createSearch: createSearch, referenceAdder: referenceAdder, addStringOrCommentReference: addStringOrCommentReference, + markSearchedSymbol: markSearchedSymbol, markSeenContainingTypeReference: ts.nodeSeenTracker(), markSeenReExportRHS: ts.nodeSeenTracker() }); + function getImportSearches(exportSymbol, exportInfo) { + if (!importTracker) + importTracker = FindAllReferences.createImportTracker(sourceFiles, checker, cancellationToken); + return importTracker(exportSymbol, exportInfo, options.isForRename); + } + function createSearch(location, symbol, comingFrom, searchOptions) { + if (searchOptions === void 0) { searchOptions = {}; } + // Note: if this is an external module symbol, the name doesn't include quotes. + var _a = searchOptions.text, text = _a === void 0 ? ts.stripQuotes(ts.getDeclaredName(checker, symbol, location)) : _a, _b = searchOptions.allSearchSymbols, allSearchSymbols = _b === void 0 ? undefined : _b; + var escapedText = ts.escapeIdentifier(text); + var parents = options.implementations && getParentSymbolsOfPropertyAccess(location, symbol, checker); + return { location: location, symbol: symbol, comingFrom: comingFrom, text: text, escapedText: escapedText, parents: parents, includes: includes }; + function includes(referenceSymbol) { + return allSearchSymbols ? ts.contains(allSearchSymbols, referenceSymbol) : referenceSymbol === symbol; + } + } + function referenceAdder(referenceSymbol, searchLocation) { + var symbolId = ts.getSymbolId(referenceSymbol); + var references = symbolIdToReferences[symbolId]; + if (!references) { + references = symbolIdToReferences[symbolId] = []; + result.push({ definition: { type: "symbol", symbol: referenceSymbol, node: searchLocation }, references: references }); + } + return function (node) { return references.push(FindAllReferences.nodeEntry(node)); }; + } + function addStringOrCommentReference(fileName, textSpan) { + result.push({ + definition: undefined, + references: [{ type: "span", fileName: fileName, textSpan: textSpan }] + }); + } + function markSearchedSymbol(sourceFile, symbol) { + var sourceId = ts.getNodeId(sourceFile); + var symbolId = ts.getSymbolId(symbol); + var seenSymbols = sourceFileToSeenSymbols[sourceId] || (sourceFileToSeenSymbols[sourceId] = []); + return !seenSymbols[symbolId] && (seenSymbols[symbolId] = true); + } + } + /** Search for all imports of a given exported symbol using `State.getImportSearches`. */ + function searchForImportsOfExport(exportLocation, exportSymbol, exportInfo, state) { + var _a = state.getImportSearches(exportSymbol, exportInfo), importSearches = _a.importSearches, singleReferences = _a.singleReferences, indirectUsers = _a.indirectUsers; + // For `import { foo as bar }` just add the reference to `foo`, and don't otherwise search in the file. + if (singleReferences.length) { + var addRef = state.referenceAdder(exportSymbol, exportLocation); + for (var _i = 0, singleReferences_1 = singleReferences; _i < singleReferences_1.length; _i++) { + var singleRef = singleReferences_1[_i]; + addRef(singleRef); + } + } + // For each import, find all references to that import in its source file. + for (var _b = 0, importSearches_1 = importSearches; _b < importSearches_1.length; _b++) { + var _c = importSearches_1[_b], importLocation = _c[0], importSymbol = _c[1]; + getReferencesInSourceFile(importLocation.getSourceFile(), state.createSearch(importLocation, importSymbol, 1 /* Export */), state); + } + if (indirectUsers.length) { + var indirectSearch = void 0; + switch (exportInfo.exportKind) { + case 0 /* Named */: + indirectSearch = state.createSearch(exportLocation, exportSymbol, 1 /* Export */); + break; + case 1 /* Default */: + // Search for a property access to '.default'. This can't be renamed. + indirectSearch = state.isForRename ? undefined : state.createSearch(exportLocation, exportSymbol, 1 /* Export */, { text: "default" }); + break; + case 2 /* ExportEquals */: + break; + } + if (indirectSearch) { + for (var _d = 0, indirectUsers_1 = indirectUsers; _d < indirectUsers_1.length; _d++) { + var indirectUser = indirectUsers_1[_d]; + searchForName(indirectUser, indirectSearch, state); + } } } - return undefined; } - function followAliasIfNecessary(symbol, location) { - return getAliasSymbolForPropertyNameSymbol(symbol, location) || symbol; + // Go to the symbol we imported from and find references for it. + function searchForImportedSymbol(symbol, state) { + for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { + var declaration = _a[_i]; + getReferencesInSourceFile(declaration.getSourceFile(), state.createSearch(declaration, symbol, 0 /* Import */), state); + } + } + /** Search for all occurences of an identifier in a source file (and filter out the ones that match). */ + function searchForName(sourceFile, search, state) { + if (ts.getNameTable(sourceFile).get(search.escapedText) !== undefined) { + getReferencesInSourceFile(sourceFile, search, state); + } } - function getPropertySymbolOfDestructuringAssignment(location) { + function getPropertySymbolOfDestructuringAssignment(location, checker) { return ts.isArrayLiteralOrObjectLiteralDestructuringPattern(location.parent.parent) && - typeChecker.getPropertySymbolOfDestructuringAssignment(location); + checker.getPropertySymbolOfDestructuringAssignment(location); } function isObjectBindingPatternElementWithoutPropertyName(symbol) { - var bindingElement = ts.getDeclarationOfKind(symbol, 174 /* BindingElement */); + var bindingElement = ts.getDeclarationOfKind(symbol, 175 /* BindingElement */); return bindingElement && - bindingElement.parent.kind === 172 /* ObjectBindingPattern */ && + bindingElement.parent.kind === 173 /* ObjectBindingPattern */ && !bindingElement.propertyName; } - function getPropertySymbolOfObjectBindingPatternWithoutPropertyName(symbol) { + function getPropertySymbolOfObjectBindingPatternWithoutPropertyName(symbol, checker) { if (isObjectBindingPatternElementWithoutPropertyName(symbol)) { - var bindingElement = ts.getDeclarationOfKind(symbol, 174 /* BindingElement */); - var typeOfPattern = typeChecker.getTypeAtLocation(bindingElement.parent); - return typeOfPattern && typeChecker.getPropertyOfType(typeOfPattern, bindingElement.name.text); + var bindingElement = ts.getDeclarationOfKind(symbol, 175 /* BindingElement */); + var typeOfPattern = checker.getTypeAtLocation(bindingElement.parent); + return typeOfPattern && checker.getPropertyOfType(typeOfPattern, bindingElement.name.text); } return undefined; } - function getInternedName(symbol, location) { - // If this is an export or import specifier it could have been renamed using the 'as' syntax. - // If so we want to search for whatever under the cursor. - if (ts.isImportOrExportSpecifierName(location)) { - return location.getText(); - } - // Try to get the local symbol if we're dealing with an 'export default' - // since that symbol has the "true" name. - var localExportDefaultSymbol = ts.getLocalSymbolForExportDefault(symbol); - symbol = localExportDefaultSymbol || symbol; - return ts.stripQuotes(symbol.name); - } /** * Determines the smallest scope in which a symbol may have named references. * Note that not every construct has been accounted for. This function can @@ -69445,55 +75267,57 @@ var ts; function getSymbolScope(symbol) { // If this is the symbol of a named function expression or named class expression, // then named references are limited to its own scope. - var valueDeclaration = symbol.valueDeclaration; - if (valueDeclaration && (valueDeclaration.kind === 184 /* FunctionExpression */ || valueDeclaration.kind === 197 /* ClassExpression */)) { + var declarations = symbol.declarations, flags = symbol.flags, parent = symbol.parent, valueDeclaration = symbol.valueDeclaration; + if (valueDeclaration && (valueDeclaration.kind === 185 /* FunctionExpression */ || valueDeclaration.kind === 198 /* ClassExpression */)) { return valueDeclaration; } + if (!declarations) { + return undefined; + } // If this is private property or method, the scope is the containing class - if (symbol.flags & (4 /* Property */ | 8192 /* Method */)) { - var privateDeclaration = ts.forEach(symbol.getDeclarations(), function (d) { return (ts.getModifierFlags(d) & 8 /* Private */) ? d : undefined; }); + if (flags & (4 /* Property */ | 8192 /* Method */)) { + var privateDeclaration = ts.find(declarations, function (d) { return !!(ts.getModifierFlags(d) & 8 /* Private */); }); if (privateDeclaration) { - return ts.getAncestor(privateDeclaration, 226 /* ClassDeclaration */); + return ts.getAncestor(privateDeclaration, 228 /* ClassDeclaration */); } } - // If the symbol is an import we would like to find it if we are looking for what it imports. - // So consider it visible outside its declaration scope. - if (symbol.flags & 8388608 /* Alias */) { - return undefined; - } // If symbol is of object binding pattern element without property name we would want to // look for property too and that could be anywhere if (isObjectBindingPatternElementWithoutPropertyName(symbol)) { return undefined; } - // if this symbol is visible from its parent container, e.g. exported, then bail out - // if symbol correspond to the union property - bail out - if (symbol.parent || (symbol.flags & 268435456 /* SyntheticProperty */)) { + // If the symbol has a parent, it's globally visible. + // Unless that parent is an external module, then we should only search in the module (and recurse on the export later). + // But if the parent is a module that has `export as namespace`, then the symbol *is* globally visible. + if (parent && !((parent.flags & 1536 /* Module */) && ts.isExternalModuleSymbol(parent) && !parent.globalExports)) { + return undefined; + } + // If this is a synthetic property, it's a property and must be searched for globally. + if ((flags & 134217728 /* Transient */ && symbol.checkFlags & 6 /* Synthetic */)) { return undefined; } var scope; - var declarations = symbol.getDeclarations(); - if (declarations) { - for (var _i = 0, declarations_7 = declarations; _i < declarations_7.length; _i++) { - var declaration = declarations_7[_i]; - var container = ts.getContainerNode(declaration); - if (!container) { - return undefined; - } - if (scope && scope !== container) { - // Different declarations have different containers, bail out - return undefined; - } - if (container.kind === 261 /* SourceFile */ && !ts.isExternalModule(container)) { - // This is a global variable and not an external module, any declaration defined - // within this scope is visible outside the file - return undefined; - } - // The search scope is the container node - scope = container; + for (var _i = 0, declarations_10 = declarations; _i < declarations_10.length; _i++) { + var declaration = declarations_10[_i]; + var container = ts.getContainerNode(declaration); + if (scope && scope !== container) { + // Different declarations have different containers, bail out + return undefined; + } + if (!container || container.kind === 264 /* SourceFile */ && !ts.isExternalOrCommonJsModule(container)) { + // This is a global variable and not an external module, any declaration defined + // within this scope is visible outside the file + return undefined; } + // The search scope is the container node + scope = container; } - return scope; + // If symbol.parent, this means we are in an export of an external module. (Otherwise we would have returned `undefined` above.) + // For an export of a module, we may be in a declaration file, and it may be accessed elsewhere. E.g.: + // declare module "a" { export type T = number; } + // declare module "b" { import { T } from "a"; export const x: T; } + // So we must search the whole source file. (Because we will mark the source file as seen, we we won't return to it when searching for imports.) + return parent ? scope.getSourceFile() : scope; } function getPossibleSymbolReferencePositions(sourceFile, symbolName, start, end) { var positions = []; @@ -69508,7 +75332,6 @@ var ts; var symbolNameLength = symbolName.length; var position = text.indexOf(symbolName, start); while (position >= 0) { - cancellationToken.throwIfCancellationRequested(); // If we are past the end, stop looking if (position > end) break; @@ -69529,279 +75352,320 @@ var ts; var sourceFile = container.getSourceFile(); var labelName = targetLabel.text; var possiblePositions = getPossibleSymbolReferencePositions(sourceFile, labelName, container.getStart(), container.getEnd()); - ts.forEach(possiblePositions, function (position) { - cancellationToken.throwIfCancellationRequested(); + for (var _i = 0, possiblePositions_1 = possiblePositions; _i < possiblePositions_1.length; _i++) { + var position = possiblePositions_1[_i]; var node = ts.getTouchingWord(sourceFile, position); if (!node || node.getWidth() !== labelName.length) { - return; + continue; } // Only pick labels that are either the target label, or have a target that is the target label if (node === targetLabel || (ts.isJumpStatementTarget(node) && ts.getTargetLabel(node, labelName) === targetLabel)) { - references.push(getReferenceEntryFromNode(node)); + references.push(FindAllReferences.nodeEntry(node)); } - }); - var definition = { - containerKind: "", - containerName: "", - fileName: targetLabel.getSourceFile().fileName, - kind: ts.ScriptElementKind.label, - name: labelName, - textSpan: ts.createTextSpanFromBounds(targetLabel.getStart(), targetLabel.getEnd()), - displayParts: [ts.displayPart(labelName, ts.SymbolDisplayPartKind.text)] - }; - return [{ definition: definition, references: references }]; + } + return [{ definition: { type: "label", node: targetLabel }, references: references }]; } function isValidReferencePosition(node, searchSymbolName) { - if (node) { - // Compare the length so we filter out strict superstrings of the symbol we are looking for - switch (node.kind) { - case 70 /* Identifier */: - return node.getWidth() === searchSymbolName.length; - case 9 /* StringLiteral */: - if (ts.isLiteralNameOfPropertyDeclarationOrIndexAccess(node) || - isNameOfExternalModuleImportOrDeclaration(node)) { - // For string literals we have two additional chars for the quotes - return node.getWidth() === searchSymbolName.length + 2; - } - break; - case 8 /* NumericLiteral */: - if (ts.isLiteralNameOfPropertyDeclarationOrIndexAccess(node)) { - return node.getWidth() === searchSymbolName.length; - } - break; + // Compare the length so we filter out strict superstrings of the symbol we are looking for + switch (node && node.kind) { + case 70 /* Identifier */: + return node.getWidth() === searchSymbolName.length; + case 9 /* StringLiteral */: + return (ts.isLiteralNameOfPropertyDeclarationOrIndexAccess(node) || isNameOfExternalModuleImportOrDeclaration(node)) && + // For string literals we have two additional chars for the quotes + node.getWidth() === searchSymbolName.length + 2; + case 8 /* NumericLiteral */: + return ts.isLiteralNameOfPropertyDeclarationOrIndexAccess(node) && node.getWidth() === searchSymbolName.length; + default: + return false; + } + } + function getAllReferencesForKeyword(sourceFiles, keywordKind, cancellationToken) { + var references = []; + for (var _i = 0, sourceFiles_5 = sourceFiles; _i < sourceFiles_5.length; _i++) { + var sourceFile = sourceFiles_5[_i]; + cancellationToken.throwIfCancellationRequested(); + addReferencesForKeywordInFile(sourceFile, keywordKind, ts.tokenToString(keywordKind), references); + } + return references.length ? [{ definition: { type: "keyword", node: references[0].node }, references: references }] : undefined; + } + function addReferencesForKeywordInFile(sourceFile, kind, searchText, references) { + var possiblePositions = getPossibleSymbolReferencePositions(sourceFile, searchText, sourceFile.getStart(), sourceFile.getEnd()); + for (var _i = 0, possiblePositions_2 = possiblePositions; _i < possiblePositions_2.length; _i++) { + var position = possiblePositions_2[_i]; + var referenceLocation = ts.getTouchingPropertyName(sourceFile, position); + if (referenceLocation.kind === kind) { + references.push(FindAllReferences.nodeEntry(referenceLocation)); } } - return false; } - /** Search within node "container" for references for a search value, where the search value is defined as a - * tuple of(searchSymbol, searchText, searchLocation, and searchMeaning). - * searchLocation: a node where the search value - */ - function getReferencesInNode(container, searchSymbol, searchText, searchLocation, searchMeaning, findInStrings, findInComments, result, symbolToIndex) { - var sourceFile = container.getSourceFile(); - var start = findInComments ? container.getFullStart() : container.getStart(); - var possiblePositions = getPossibleSymbolReferencePositions(sourceFile, searchText, start, container.getEnd()); - var parents = getParentSymbolsOfPropertyAccess(); - var inheritsFromCache = ts.createMap(); - if (possiblePositions.length) { - // Build the set of symbols to search for, initially it has only the current symbol - var searchSymbols_1 = populateSearchSymbolSet(searchSymbol, searchLocation); - ts.forEach(possiblePositions, function (position) { - cancellationToken.throwIfCancellationRequested(); - var referenceLocation = ts.getTouchingPropertyName(sourceFile, position); - if (!isValidReferencePosition(referenceLocation, searchText)) { - // This wasn't the start of a token. Check to see if it might be a - // match in a comment or string if that's what the caller is asking - // for. - if (!implementations && ((findInStrings && ts.isInString(sourceFile, position)) || - (findInComments && ts.isInNonReferenceComment(sourceFile, position)))) { - // In the case where we're looking inside comments/strings, we don't have - // an actual definition. So just use 'undefined' here. Features like - // 'Rename' won't care (as they ignore the definitions), and features like - // 'FindReferences' will just filter out these results. - result.push({ - definition: undefined, - references: [{ - fileName: sourceFile.fileName, - textSpan: ts.createTextSpan(position, searchText.length), - isWriteAccess: false, - isDefinition: false - }] - }); - } - return; - } - if (!(ts.getMeaningFromLocation(referenceLocation) & searchMeaning)) { - return; - } - var referenceSymbol = typeChecker.getSymbolAtLocation(referenceLocation); - if (referenceSymbol) { - var referenceSymbolDeclaration = referenceSymbol.valueDeclaration; - var shorthandValueSymbol = typeChecker.getShorthandAssignmentValueSymbol(referenceSymbolDeclaration); - var relatedSymbol = getRelatedSymbol(searchSymbols_1, referenceSymbol, referenceLocation, - /*searchLocationIsConstructor*/ searchLocation.kind === 122 /* ConstructorKeyword */, parents, inheritsFromCache); - if (relatedSymbol) { - addReferenceToRelatedSymbol(referenceLocation, relatedSymbol); - } - else if (!(referenceSymbol.flags & 67108864 /* Transient */) && searchSymbols_1.indexOf(shorthandValueSymbol) >= 0) { - addReferenceToRelatedSymbol(referenceSymbolDeclaration.name, shorthandValueSymbol); - } - else if (searchLocation.kind === 122 /* ConstructorKeyword */) { - findAdditionalConstructorReferences(referenceSymbol, referenceLocation); - } - } - }); + function getReferencesInSourceFile(sourceFile, search, state) { + state.cancellationToken.throwIfCancellationRequested(); + return getReferencesInContainer(sourceFile, sourceFile, search, state); + } + /** + * Search within node "container" for references for a search value, where the search value is defined as a + * tuple of(searchSymbol, searchText, searchLocation, and searchMeaning). + * searchLocation: a node where the search value + */ + function getReferencesInContainer(container, sourceFile, search, state) { + if (!state.markSearchedSymbol(sourceFile, search.symbol)) { + return; } - return; - /* If we are just looking for implementations and this is a property access expression, we need to get the - * symbol of the local type of the symbol the property is being accessed on. This is because our search - * symbol may have a different parent symbol if the local type's symbol does not declare the property - * being accessed (i.e. it is declared in some parent class or interface) - */ - function getParentSymbolsOfPropertyAccess() { - if (implementations) { - var propertyAccessExpression = getPropertyAccessExpressionFromRightHandSide(searchLocation); - if (propertyAccessExpression) { - var localParentType = typeChecker.getTypeAtLocation(propertyAccessExpression.expression); - if (localParentType) { - if (localParentType.symbol && localParentType.symbol.flags & (32 /* Class */ | 64 /* Interface */) && localParentType.symbol !== searchSymbol.parent) { - return [localParentType.symbol]; - } - else if (localParentType.flags & 196608 /* UnionOrIntersection */) { - return getSymbolsForClassAndInterfaceComponents(localParentType); - } - } - } + var start = state.findInComments ? container.getFullStart() : container.getStart(); + var possiblePositions = getPossibleSymbolReferencePositions(sourceFile, search.text, start, container.getEnd()); + for (var _i = 0, possiblePositions_3 = possiblePositions; _i < possiblePositions_3.length; _i++) { + var position = possiblePositions_3[_i]; + getReferencesAtLocation(sourceFile, position, search, state); + } + } + function getReferencesAtLocation(sourceFile, position, search, state) { + var referenceLocation = ts.getTouchingPropertyName(sourceFile, position); + if (!isValidReferencePosition(referenceLocation, search.text)) { + // This wasn't the start of a token. Check to see if it might be a + // match in a comment or string if that's what the caller is asking + // for. + if (!state.implementations && (state.findInStrings && ts.isInString(sourceFile, position) || state.findInComments && ts.isInNonReferenceComment(sourceFile, position))) { + // In the case where we're looking inside comments/strings, we don't have + // an actual definition. So just use 'undefined' here. Features like + // 'Rename' won't care (as they ignore the definitions), and features like + // 'FindReferences' will just filter out these results. + state.addStringOrCommentReference(sourceFile.fileName, ts.createTextSpan(position, search.text.length)); } + return; } - function getPropertyAccessExpressionFromRightHandSide(node) { - return ts.isRightSideOfPropertyAccess(node) && node.parent; + if (!(ts.getMeaningFromLocation(referenceLocation) & state.searchMeaning)) { + return; } - /** Adds references when a constructor is used with `new this()` in its own class and `super()` calls in subclasses. */ - function findAdditionalConstructorReferences(referenceSymbol, referenceLocation) { - ts.Debug.assert(ts.isClassLike(searchSymbol.valueDeclaration)); - var referenceClass = referenceLocation.parent; - if (referenceSymbol === searchSymbol && ts.isClassLike(referenceClass)) { - ts.Debug.assert(referenceClass.name === referenceLocation); - // This is the class declaration containing the constructor. - addReferences(findOwnConstructorCalls(searchSymbol)); + var referenceSymbol = state.checker.getSymbolAtLocation(referenceLocation); + if (!referenceSymbol) { + return; + } + var parent = referenceLocation.parent; + if (ts.isImportSpecifier(parent) && parent.propertyName === referenceLocation) { + // This is added through `singleReferences` in ImportsResult. If we happen to see it again, don't add it again. + return; + } + if (ts.isExportSpecifier(parent)) { + ts.Debug.assert(referenceLocation.kind === 70 /* Identifier */); + getReferencesAtExportSpecifier(referenceLocation, referenceSymbol, parent, search, state); + return; + } + var relatedSymbol = getRelatedSymbol(search, referenceSymbol, referenceLocation, state); + if (!relatedSymbol) { + getReferenceForShorthandProperty(referenceSymbol, search, state); + return; + } + if (state.isForConstructor) { + findConstructorReferences(referenceLocation, sourceFile, search, state); + } + else { + addReference(referenceLocation, relatedSymbol, search.location, state); + } + getImportOrExportReferences(referenceLocation, referenceSymbol, search, state); + } + function getReferencesAtExportSpecifier(referenceLocation, referenceSymbol, exportSpecifier, search, state) { + var parent = exportSpecifier.parent, propertyName = exportSpecifier.propertyName, name = exportSpecifier.name; + var exportDeclaration = parent.parent; + var localSymbol = getLocalSymbolForExportSpecifier(referenceLocation, referenceSymbol, exportSpecifier, state.checker); + if (!search.includes(localSymbol)) { + return; + } + if (!propertyName) { + addRef(); + } + else if (referenceLocation === propertyName) { + // For `export { foo as bar } from "baz"`, "`foo`" will be added from the singleReferences for import searches of the original export. + // For `export { foo as bar };`, where `foo` is a local, so add it now. + if (!exportDeclaration.moduleSpecifier) { + addRef(); } - else { - // If this class appears in `extends C`, then the extending class' "super" calls are references. - var classExtending = tryGetClassByExtendingIdentifier(referenceLocation); - if (classExtending && ts.isClassLike(classExtending) && followAliasIfNecessary(referenceSymbol, referenceLocation) === searchSymbol) { - addReferences(superConstructorAccesses(classExtending)); - } + if (!state.isForRename && state.markSeenReExportRHS(name)) { + addReference(name, referenceSymbol, name, state); } } - function addReferences(references) { - if (references.length) { - var referencedSymbol = getReferencedSymbol(searchSymbol); - ts.addRange(referencedSymbol.references, ts.map(references, getReferenceEntryFromNode)); + else { + if (state.markSeenReExportRHS(referenceLocation)) { + addRef(); } } - /** `classSymbol` is the class where the constructor was defined. - * Reference the constructor and all calls to `new this()`. + // For `export { foo as bar }`, rename `foo`, but not `bar`. + if (!(referenceLocation === propertyName && state.isForRename)) { + var exportKind = referenceLocation.originalKeywordKind === 78 /* DefaultKeyword */ ? 1 /* Default */ : 0 /* Named */; + var exportInfo = FindAllReferences.getExportInfo(referenceSymbol, exportKind, state.checker); + ts.Debug.assert(!!exportInfo); + searchForImportsOfExport(referenceLocation, referenceSymbol, exportInfo, state); + } + // At `export { x } from "foo"`, also search for the imported symbol `"foo".x`. + if (search.comingFrom !== 1 /* Export */ && exportDeclaration.moduleSpecifier && !propertyName) { + searchForImportedSymbol(state.checker.getExportSpecifierLocalTargetSymbol(exportSpecifier), state); + } + function addRef() { + addReference(referenceLocation, localSymbol, search.location, state); + } + } + function getLocalSymbolForExportSpecifier(referenceLocation, referenceSymbol, exportSpecifier, checker) { + return isExportSpecifierAlias(referenceLocation, exportSpecifier) ? checker.getExportSpecifierLocalTargetSymbol(exportSpecifier) : referenceSymbol; + } + function isExportSpecifierAlias(referenceLocation, exportSpecifier) { + var parent = exportSpecifier.parent, propertyName = exportSpecifier.propertyName, name = exportSpecifier.name; + ts.Debug.assert(propertyName === referenceLocation || name === referenceLocation); + if (propertyName) { + // Given `export { foo as bar } [from "someModule"]`: It's an alias at `foo`, but at `bar` it's a new symbol. + return propertyName === referenceLocation; + } + else { + // `export { foo } from "foo"` is a re-export. + // `export { foo };` is not a re-export, it creates an alias for the local variable `foo`. + return !parent.parent.moduleSpecifier; + } + } + function getImportOrExportReferences(referenceLocation, referenceSymbol, search, state) { + var importOrExport = FindAllReferences.getImportOrExportSymbol(referenceLocation, referenceSymbol, state.checker, search.comingFrom === 1 /* Export */); + if (!importOrExport) + return; + var symbol = importOrExport.symbol; + if (importOrExport.kind === 0 /* Import */) { + if (!state.isForRename || importOrExport.isNamedImport) { + searchForImportedSymbol(symbol, state); + } + } + else { + // We don't check for `state.isForRename`, even for default exports, because importers that previously matched the export name should be updated to continue matching. + searchForImportsOfExport(referenceLocation, symbol, importOrExport.exportInfo, state); + } + } + function getReferenceForShorthandProperty(_a, search, state) { + var flags = _a.flags, valueDeclaration = _a.valueDeclaration; + var shorthandValueSymbol = state.checker.getShorthandAssignmentValueSymbol(valueDeclaration); + /* + * Because in short-hand property assignment, an identifier which stored as name of the short-hand property assignment + * has two meanings: property name and property value. Therefore when we do findAllReference at the position where + * an identifier is declared, the language service should return the position of the variable declaration as well as + * the position in short-hand property assignment excluding property accessing. However, if we do findAllReference at the + * position of property accessing, the referenceEntry of such position will be handled in the first case. */ - function findOwnConstructorCalls(classSymbol) { - var result = []; - for (var _i = 0, _a = classSymbol.members["__constructor"].declarations; _i < _a.length; _i++) { - var decl = _a[_i]; - ts.Debug.assert(decl.kind === 150 /* Constructor */); - var ctrKeyword = decl.getChildAt(0); - ts.Debug.assert(ctrKeyword.kind === 122 /* ConstructorKeyword */); - result.push(ctrKeyword); - } - ts.forEachProperty(classSymbol.exports, function (member) { - var decl = member.valueDeclaration; - if (decl && decl.kind === 149 /* MethodDeclaration */) { - var body = decl.body; - if (body) { - forEachDescendantOfKind(body, 98 /* ThisKeyword */, function (thisKeyword) { - if (ts.isNewExpressionTarget(thisKeyword)) { - result.push(thisKeyword); - } - }); - } - } - }); - return result; + if (!(flags & 134217728 /* Transient */) && search.includes(shorthandValueSymbol)) { + addReference(valueDeclaration.name, shorthandValueSymbol, search.location, state); + } + } + function addReference(referenceLocation, relatedSymbol, searchLocation, state) { + var addRef = state.referenceAdder(relatedSymbol, searchLocation); + if (state.implementations) { + addImplementationReferences(referenceLocation, addRef, state); } - /** Find references to `super` in the constructor of an extending class. */ - function superConstructorAccesses(cls) { - var symbol = cls.symbol; - var ctr = symbol.members["__constructor"]; - if (!ctr) { - return []; + else { + addRef(referenceLocation); + } + } + /** Adds references when a constructor is used with `new this()` in its own class and `super()` calls in subclasses. */ + function findConstructorReferences(referenceLocation, sourceFile, search, state) { + if (ts.isNewExpressionTarget(referenceLocation)) { + addReference(referenceLocation, search.symbol, search.location, state); + } + var pusher = state.referenceAdder(search.symbol, search.location); + if (ts.isClassLike(referenceLocation.parent)) { + ts.Debug.assert(referenceLocation.parent.name === referenceLocation); + // This is the class declaration containing the constructor. + findOwnConstructorReferences(search.symbol, sourceFile, pusher); + } + else { + // If this class appears in `extends C`, then the extending class' "super" calls are references. + var classExtending = tryGetClassByExtendingIdentifier(referenceLocation); + if (classExtending && ts.isClassLike(classExtending)) { + findSuperConstructorAccesses(classExtending, pusher); } - var result = []; - for (var _i = 0, _a = ctr.declarations; _i < _a.length; _i++) { - var decl = _a[_i]; - ts.Debug.assert(decl.kind === 150 /* Constructor */); + } + } + function getPropertyAccessExpressionFromRightHandSide(node) { + return ts.isRightSideOfPropertyAccess(node) && node.parent; + } + /** + * `classSymbol` is the class where the constructor was defined. + * Reference the constructor and all calls to `new this()`. + */ + function findOwnConstructorReferences(classSymbol, sourceFile, addNode) { + for (var _i = 0, _a = classSymbol.members.get("__constructor").declarations; _i < _a.length; _i++) { + var decl = _a[_i]; + var ctrKeyword = ts.findChildOfKind(decl, 122 /* ConstructorKeyword */, sourceFile); + ts.Debug.assert(decl.kind === 151 /* Constructor */ && !!ctrKeyword); + addNode(ctrKeyword); + } + classSymbol.exports.forEach(function (member) { + var decl = member.valueDeclaration; + if (decl && decl.kind === 150 /* MethodDeclaration */) { var body = decl.body; if (body) { - forEachDescendantOfKind(body, 96 /* SuperKeyword */, function (node) { - if (ts.isCallExpressionTarget(node)) { - result.push(node); + forEachDescendantOfKind(body, 98 /* ThisKeyword */, function (thisKeyword) { + if (ts.isNewExpressionTarget(thisKeyword)) { + addNode(thisKeyword); } }); } } - ; - return result; + }); + } + /** Find references to `super` in the constructor of an extending class. */ + function findSuperConstructorAccesses(cls, addNode) { + var symbol = cls.symbol; + var ctr = symbol.members.get("__constructor"); + if (!ctr) { + return; } - function getReferencedSymbol(symbol) { - var symbolId = ts.getSymbolId(symbol); - var index = symbolToIndex[symbolId]; - if (index === undefined) { - index = result.length; - symbolToIndex[symbolId] = index; - result.push({ - definition: getDefinition(symbol), - references: [] + for (var _i = 0, _a = ctr.declarations; _i < _a.length; _i++) { + var decl = _a[_i]; + ts.Debug.assert(decl.kind === 151 /* Constructor */); + var body = decl.body; + if (body) { + forEachDescendantOfKind(body, 96 /* SuperKeyword */, function (node) { + if (ts.isCallExpressionTarget(node)) { + addNode(node); + } }); } - return result[index]; - } - function addReferenceToRelatedSymbol(node, relatedSymbol) { - var references = getReferencedSymbol(relatedSymbol).references; - if (implementations) { - getImplementationReferenceEntryForNode(node, references); - } - else { - references.push(getReferenceEntryFromNode(node)); - } } } - function getImplementationReferenceEntryForNode(refNode, result) { + function addImplementationReferences(refNode, addReference, state) { // Check if we found a function/propertyAssignment/method with an implementation or initializer if (ts.isDeclarationName(refNode) && isImplementation(refNode.parent)) { - result.push(getReferenceEntryFromNode(refNode.parent)); + addReference(refNode.parent); + return; } - else if (refNode.kind === 70 /* Identifier */) { - if (refNode.parent.kind === 258 /* ShorthandPropertyAssignment */) { - // Go ahead and dereference the shorthand assignment by going to its definition - getReferenceEntriesForShorthandPropertyAssignment(refNode, typeChecker, result); - } - // Check if the node is within an extends or implements clause - var containingClass = getContainingClassIfInHeritageClause(refNode); - if (containingClass) { - result.push(getReferenceEntryFromNode(containingClass)); - return; - } - // If we got a type reference, try and see if the reference applies to any expressions that can implement an interface - var containingTypeReference = getContainingTypeReference(refNode); - if (containingTypeReference) { - var parent_18 = containingTypeReference.parent; - if (ts.isVariableLike(parent_18) && parent_18.type === containingTypeReference && parent_18.initializer && isImplementationExpression(parent_18.initializer)) { - maybeAdd(getReferenceEntryFromNode(parent_18.initializer)); - } - else if (ts.isFunctionLike(parent_18) && parent_18.type === containingTypeReference && parent_18.body) { - if (parent_18.body.kind === 204 /* Block */) { - ts.forEachReturnStatement(parent_18.body, function (returnStatement) { - if (returnStatement.expression && isImplementationExpression(returnStatement.expression)) { - maybeAdd(getReferenceEntryFromNode(returnStatement.expression)); - } - }); - } - else if (isImplementationExpression(parent_18.body)) { - maybeAdd(getReferenceEntryFromNode(parent_18.body)); - } + if (refNode.kind !== 70 /* Identifier */) { + return; + } + if (refNode.parent.kind === 261 /* ShorthandPropertyAssignment */) { + // Go ahead and dereference the shorthand assignment by going to its definition + getReferenceEntriesForShorthandPropertyAssignment(refNode, state.checker, addReference); + } + // Check if the node is within an extends or implements clause + var containingClass = getContainingClassIfInHeritageClause(refNode); + if (containingClass) { + addReference(containingClass); + return; + } + // If we got a type reference, try and see if the reference applies to any expressions that can implement an interface + var containingTypeReference = getContainingTypeReference(refNode); + if (containingTypeReference && state.markSeenContainingTypeReference(containingTypeReference)) { + var parent = containingTypeReference.parent; + if (ts.isVariableLike(parent) && parent.type === containingTypeReference && parent.initializer && isImplementationExpression(parent.initializer)) { + addReference(parent.initializer); + } + else if (ts.isFunctionLike(parent) && parent.type === containingTypeReference && parent.body) { + if (parent.body.kind === 206 /* Block */) { + ts.forEachReturnStatement(parent.body, function (returnStatement) { + if (returnStatement.expression && isImplementationExpression(returnStatement.expression)) { + addReference(returnStatement.expression); + } + }); } - else if (ts.isAssertionExpression(parent_18) && isImplementationExpression(parent_18.expression)) { - maybeAdd(getReferenceEntryFromNode(parent_18.expression)); + else if (isImplementationExpression(parent.body)) { + addReference(parent.body); } } - } - // Type nodes can contain multiple references to the same type. For example: - // let x: Foo & (Foo & Bar) = ... - // Because we are returning the implementation locations and not the identifier locations, - // duplicate entries would be returned here as each of the type references is part of - // the same implementation. For that reason, check before we add a new entry - function maybeAdd(a) { - if (!ts.forEach(result, function (b) { return a.fileName === b.fileName && a.textSpan.start === b.textSpan.start && a.textSpan.length === b.textSpan.length; })) { - result.push(a); + else if (ts.isAssertionExpression(parent) && isImplementationExpression(parent.expression)) { + addReference(parent.expression); } } } @@ -69830,12 +75694,12 @@ var ts; } function getContainingClassIfInHeritageClause(node) { if (node && node.parent) { - if (node.kind === 199 /* ExpressionWithTypeArguments */ - && node.parent.kind === 255 /* HeritageClause */ + if (node.kind === 200 /* ExpressionWithTypeArguments */ + && node.parent.kind === 258 /* HeritageClause */ && ts.isClassLike(node.parent.parent)) { return node.parent.parent; } - else if (node.kind === 70 /* Identifier */ || node.kind === 177 /* PropertyAccessExpression */) { + else if (node.kind === 70 /* Identifier */ || node.kind === 178 /* PropertyAccessExpression */) { return getContainingClassIfInHeritageClause(node.parent); } } @@ -69845,15 +75709,18 @@ var ts; * Returns true if this is an expression that can be considered an implementation */ function isImplementationExpression(node) { - // Unwrap parentheses - if (node.kind === 183 /* ParenthesizedExpression */) { - return isImplementationExpression(node.expression); + switch (node.kind) { + case 184 /* ParenthesizedExpression */: + return isImplementationExpression(node.expression); + case 186 /* ArrowFunction */: + case 185 /* FunctionExpression */: + case 177 /* ObjectLiteralExpression */: + case 198 /* ClassExpression */: + case 176 /* ArrayLiteralExpression */: + return true; + default: + return false; } - return node.kind === 185 /* ArrowFunction */ || - node.kind === 184 /* FunctionExpression */ || - node.kind === 176 /* ObjectLiteralExpression */ || - node.kind === 197 /* ClassExpression */ || - node.kind === 175 /* ArrayLiteralExpression */; } /** * Determines if the parent symbol occurs somewhere in the child's ancestry. If the parent symbol @@ -69874,7 +75741,7 @@ var ts; * @param parent Another class or interface Symbol * @param cachedResults A map of symbol id pairs (i.e. "child,parent") to booleans indicating previous results */ - function explicitlyInheritsFrom(child, parent, cachedResults) { + function explicitlyInheritsFrom(child, parent, cachedResults, checker) { var parentIsInterface = parent.getFlags() & 64 /* Interface */; return searchHierarchy(child); function searchHierarchy(symbol) { @@ -69882,11 +75749,12 @@ var ts; return true; } var key = ts.getSymbolId(symbol) + "," + ts.getSymbolId(parent); - if (key in cachedResults) { - return cachedResults[key]; + var cached = cachedResults.get(key); + if (cached !== undefined) { + return cached; } // Set the key so that we don't infinitely recurse - cachedResults[key] = false; + cachedResults.set(key, false); var inherits = ts.forEach(symbol.getDeclarations(), function (declaration) { if (ts.isClassLike(declaration)) { if (parentIsInterface) { @@ -69902,19 +75770,19 @@ var ts; } return searchTypeReference(ts.getClassExtendsHeritageClauseElement(declaration)); } - else if (declaration.kind === 227 /* InterfaceDeclaration */) { + else if (declaration.kind === 229 /* InterfaceDeclaration */) { if (parentIsInterface) { return ts.forEach(ts.getInterfaceBaseTypeNodes(declaration), searchTypeReference); } } return false; }); - cachedResults[key] = inherits; + cachedResults.set(key, inherits); return inherits; } function searchTypeReference(typeReference) { if (typeReference) { - var type = typeChecker.getTypeAtLocation(typeReference); + var type = checker.getTypeAtLocation(typeReference); if (type && type.symbol) { return searchHierarchy(type.symbol); } @@ -69930,13 +75798,13 @@ var ts; // Whether 'super' occurs in a static context within a class. var staticFlag = 32 /* Static */; switch (searchSpaceNode.kind) { - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 151 /* Constructor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: staticFlag &= ts.getModifierFlags(searchSpaceNode); searchSpaceNode = searchSpaceNode.parent; // re-assign to be the owning class break; @@ -69946,49 +75814,48 @@ var ts; var references = []; var sourceFile = searchSpaceNode.getSourceFile(); var possiblePositions = getPossibleSymbolReferencePositions(sourceFile, "super", searchSpaceNode.getStart(), searchSpaceNode.getEnd()); - ts.forEach(possiblePositions, function (position) { - cancellationToken.throwIfCancellationRequested(); + for (var _i = 0, possiblePositions_4 = possiblePositions; _i < possiblePositions_4.length; _i++) { + var position = possiblePositions_4[_i]; var node = ts.getTouchingWord(sourceFile, position); if (!node || node.kind !== 96 /* SuperKeyword */) { - return; + continue; } var container = ts.getSuperContainer(node, /*stopOnFunctions*/ false); // If we have a 'super' container, we must have an enclosing class. // Now make sure the owning class is the same as the search-space // and has the same static qualifier as the original 'super's owner. if (container && (32 /* Static */ & ts.getModifierFlags(container)) === staticFlag && container.parent.symbol === searchSpaceNode.symbol) { - references.push(getReferenceEntryFromNode(node)); + references.push(FindAllReferences.nodeEntry(node)); } - }); - var definition = getDefinition(searchSpaceNode.symbol); - return [{ definition: definition, references: references }]; + } + return [{ definition: { type: "symbol", symbol: searchSpaceNode.symbol, node: superKeyword }, references: references }]; } - function getReferencesForThisKeyword(thisOrSuperKeyword, sourceFiles) { + function getReferencesForThisKeyword(thisOrSuperKeyword, sourceFiles, cancellationToken) { var searchSpaceNode = ts.getThisContainer(thisOrSuperKeyword, /* includeArrowFunctions */ false); // Whether 'this' occurs in a static context within a class. var staticFlag = 32 /* Static */; switch (searchSpaceNode.kind) { - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: if (ts.isObjectLiteralMethod(searchSpaceNode)) { break; } - // fall through - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + // falls through + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: + case 151 /* Constructor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: staticFlag &= ts.getModifierFlags(searchSpaceNode); searchSpaceNode = searchSpaceNode.parent; // re-assign to be the owning class break; - case 261 /* SourceFile */: + case 264 /* SourceFile */: if (ts.isExternalModule(searchSpaceNode)) { return undefined; } - // Fall through - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: + // falls through + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: break; // Computed properties in classes are not handled here because references to this are illegal, // so there is no point finding references to them. @@ -69997,8 +75864,9 @@ var ts; } var references = []; var possiblePositions; - if (searchSpaceNode.kind === 261 /* SourceFile */) { + if (searchSpaceNode.kind === 264 /* SourceFile */) { ts.forEach(sourceFiles, function (sourceFile) { + cancellationToken.throwIfCancellationRequested(); possiblePositions = getPossibleSymbolReferencePositions(sourceFile, "this", sourceFile.getStart(), sourceFile.getEnd()); getThisReferencesInFile(sourceFile, sourceFile, possiblePositions, references); }); @@ -70008,144 +75876,103 @@ var ts; possiblePositions = getPossibleSymbolReferencePositions(sourceFile, "this", searchSpaceNode.getStart(), searchSpaceNode.getEnd()); getThisReferencesInFile(sourceFile, searchSpaceNode, possiblePositions, references); } - var thisOrSuperSymbol = typeChecker.getSymbolAtLocation(thisOrSuperKeyword); - var displayParts = thisOrSuperSymbol && ts.SymbolDisplay.getSymbolDisplayPartsDocumentationAndSymbolKind(typeChecker, thisOrSuperSymbol, thisOrSuperKeyword.getSourceFile(), ts.getContainerNode(thisOrSuperKeyword), thisOrSuperKeyword).displayParts; return [{ - definition: { - containerKind: "", - containerName: "", - fileName: node.getSourceFile().fileName, - kind: ts.ScriptElementKind.variableElement, - name: "this", - textSpan: ts.createTextSpanFromBounds(node.getStart(), node.getEnd()), - displayParts: displayParts - }, + definition: { type: "this", node: thisOrSuperKeyword }, references: references }]; function getThisReferencesInFile(sourceFile, searchSpaceNode, possiblePositions, result) { ts.forEach(possiblePositions, function (position) { - cancellationToken.throwIfCancellationRequested(); var node = ts.getTouchingWord(sourceFile, position); if (!node || !ts.isThis(node)) { return; } var container = ts.getThisContainer(node, /* includeArrowFunctions */ false); switch (searchSpaceNode.kind) { - case 184 /* FunctionExpression */: - case 225 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + case 227 /* FunctionDeclaration */: if (searchSpaceNode.symbol === container.symbol) { - result.push(getReferenceEntryFromNode(node)); + result.push(FindAllReferences.nodeEntry(node)); } break; - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: if (ts.isObjectLiteralMethod(searchSpaceNode) && searchSpaceNode.symbol === container.symbol) { - result.push(getReferenceEntryFromNode(node)); + result.push(FindAllReferences.nodeEntry(node)); } break; - case 197 /* ClassExpression */: - case 226 /* ClassDeclaration */: + case 198 /* ClassExpression */: + case 228 /* ClassDeclaration */: // Make sure the container belongs to the same class // and has the appropriate static modifier from the original container. if (container.parent && searchSpaceNode.symbol === container.parent.symbol && (ts.getModifierFlags(container) & 32 /* Static */) === staticFlag) { - result.push(getReferenceEntryFromNode(node)); + result.push(FindAllReferences.nodeEntry(node)); } break; - case 261 /* SourceFile */: - if (container.kind === 261 /* SourceFile */ && !ts.isExternalModule(container)) { - result.push(getReferenceEntryFromNode(node)); + case 264 /* SourceFile */: + if (container.kind === 264 /* SourceFile */ && !ts.isExternalModule(container)) { + result.push(FindAllReferences.nodeEntry(node)); } break; } }); } } - function getReferencesForStringLiteral(node, sourceFiles) { - var type = ts.getStringLiteralTypeForNode(node, typeChecker); - if (!type) { - // nothing to do here. moving on - return undefined; - } + function getReferencesForStringLiteral(node, sourceFiles, cancellationToken) { var references = []; - for (var _i = 0, sourceFiles_9 = sourceFiles; _i < sourceFiles_9.length; _i++) { - var sourceFile = sourceFiles_9[_i]; - var possiblePositions = getPossibleSymbolReferencePositions(sourceFile, type.text, sourceFile.getStart(), sourceFile.getEnd()); - getReferencesForStringLiteralInFile(sourceFile, type, possiblePositions, references); + for (var _i = 0, sourceFiles_6 = sourceFiles; _i < sourceFiles_6.length; _i++) { + var sourceFile = sourceFiles_6[_i]; + cancellationToken.throwIfCancellationRequested(); + var possiblePositions = getPossibleSymbolReferencePositions(sourceFile, node.text, sourceFile.getStart(), sourceFile.getEnd()); + getReferencesForStringLiteralInFile(sourceFile, node.text, possiblePositions, references); } return [{ - definition: { - containerKind: "", - containerName: "", - fileName: node.getSourceFile().fileName, - kind: ts.ScriptElementKind.variableElement, - name: type.text, - textSpan: ts.createTextSpanFromBounds(node.getStart(), node.getEnd()), - displayParts: [ts.displayPart(ts.getTextOfNode(node), ts.SymbolDisplayPartKind.stringLiteral)] - }, + definition: { type: "string", node: node }, references: references }]; - function getReferencesForStringLiteralInFile(sourceFile, searchType, possiblePositions, references) { - for (var _i = 0, possiblePositions_1 = possiblePositions; _i < possiblePositions_1.length; _i++) { - var position = possiblePositions_1[_i]; - cancellationToken.throwIfCancellationRequested(); - var node_2 = ts.getTouchingWord(sourceFile, position); - if (!node_2 || node_2.kind !== 9 /* StringLiteral */) { - return; - } - var type_2 = ts.getStringLiteralTypeForNode(node_2, typeChecker); - if (type_2 === searchType) { - references.push(getReferenceEntryFromNode(node_2)); + function getReferencesForStringLiteralInFile(sourceFile, searchText, possiblePositions, references) { + for (var _i = 0, possiblePositions_5 = possiblePositions; _i < possiblePositions_5.length; _i++) { + var position = possiblePositions_5[_i]; + var node_7 = ts.getTouchingWord(sourceFile, position); + if (node_7 && node_7.kind === 9 /* StringLiteral */ && node_7.text === searchText) { + references.push(FindAllReferences.nodeEntry(node_7, /*isInString*/ true)); } } } } - function populateSearchSymbolSet(symbol, location) { + // For certain symbol kinds, we need to include other symbols in the search set. + // This is not needed when searching for re-exports. + function populateSearchSymbolSet(symbol, location, checker, implementations) { // The search set contains at least the current symbol var result = [symbol]; - // If the location is name of property symbol from object literal destructuring pattern - // Search the property symbol - // for ( { property: p2 } of elems) { } - var containingObjectLiteralElement = getContainingObjectLiteralElement(location); - if (containingObjectLiteralElement && containingObjectLiteralElement.kind !== 258 /* ShorthandPropertyAssignment */) { - var propertySymbol = getPropertySymbolOfDestructuringAssignment(location); - if (propertySymbol) { - result.push(propertySymbol); - } - } - // If the symbol is an alias, add what it aliases to the list - // import {a} from "mod"; - // export {a} - // If the symbol is an alias to default declaration, add what it aliases to the list - // declare "mod" { export default class B { } } - // import B from "mod"; - //// For export specifiers, the exported name can be referring to a local symbol, e.g.: - //// import {a} from "mod"; - //// export {a as somethingElse} - //// We want the *local* declaration of 'a' as declared in the import, - //// *not* as declared within "mod" (or farther) - var aliasSymbol = getAliasSymbolForPropertyNameSymbol(symbol, location); - if (aliasSymbol) { - result = result.concat(populateSearchSymbolSet(aliasSymbol, location)); - } - // If the location is in a context sensitive location (i.e. in an object literal) try - // to get a contextual type for it, and add the property symbol from the contextual - // type to the search set + var containingObjectLiteralElement = ts.getContainingObjectLiteralElement(location); if (containingObjectLiteralElement) { - ts.forEach(getPropertySymbolsFromContextualType(containingObjectLiteralElement), function (contextualSymbol) { - ts.addRange(result, typeChecker.getRootSymbols(contextualSymbol)); + // If the location is name of property symbol from object literal destructuring pattern + // Search the property symbol + // for ( { property: p2 } of elems) { } + if (containingObjectLiteralElement.kind !== 261 /* ShorthandPropertyAssignment */) { + var propertySymbol = getPropertySymbolOfDestructuringAssignment(location, checker); + if (propertySymbol) { + result.push(propertySymbol); + } + } + // If the location is in a context sensitive location (i.e. in an object literal) try + // to get a contextual type for it, and add the property symbol from the contextual + // type to the search set + ts.forEach(getPropertySymbolsFromContextualType(containingObjectLiteralElement, checker), function (contextualSymbol) { + ts.addRange(result, checker.getRootSymbols(contextualSymbol)); }); /* Because in short-hand property assignment, location has two meaning : property name and as value of the property - * When we do findAllReference at the position of the short-hand property assignment, we would want to have references to position of - * property name and variable declaration of the identifier. - * Like in below example, when querying for all references for an identifier 'name', of the property assignment, the language service - * should show both 'name' in 'obj' and 'name' in variable declaration - * const name = "Foo"; - * const obj = { name }; - * In order to do that, we will populate the search set with the value symbol of the identifier as a value of the property assignment - * so that when matching with potential reference symbol, both symbols from property declaration and variable declaration - * will be included correctly. - */ - var shorthandValueSymbol = typeChecker.getShorthandAssignmentValueSymbol(location.parent); + * When we do findAllReference at the position of the short-hand property assignment, we would want to have references to position of + * property name and variable declaration of the identifier. + * Like in below example, when querying for all references for an identifier 'name', of the property assignment, the language service + * should show both 'name' in 'obj' and 'name' in variable declaration + * const name = "Foo"; + * const obj = { name }; + * In order to do that, we will populate the search set with the value symbol of the identifier as a value of the property assignment + * so that when matching with potential reference symbol, both symbols from property declaration and variable declaration + * will be included correctly. + */ + var shorthandValueSymbol = checker.getShorthandAssignmentValueSymbol(location.parent); if (shorthandValueSymbol) { result.push(shorthandValueSymbol); } @@ -70154,27 +75981,28 @@ var ts; // we should include both parameter declaration symbol and property declaration symbol // Parameter Declaration symbol is only visible within function scope, so the symbol is stored in constructor.locals. // Property Declaration symbol is a member of the class, so the symbol is stored in its class Declaration.symbol.members - if (symbol.valueDeclaration && symbol.valueDeclaration.kind === 144 /* Parameter */ && + if (symbol.valueDeclaration && symbol.valueDeclaration.kind === 145 /* Parameter */ && ts.isParameterPropertyDeclaration(symbol.valueDeclaration)) { - result = result.concat(typeChecker.getSymbolsOfParameterPropertyDeclaration(symbol.valueDeclaration, symbol.name)); + ts.addRange(result, checker.getSymbolsOfParameterPropertyDeclaration(symbol.valueDeclaration, symbol.name)); } // If this is symbol of binding element without propertyName declaration in Object binding pattern // Include the property in the search - var bindingElementPropertySymbol = getPropertySymbolOfObjectBindingPatternWithoutPropertyName(symbol); + var bindingElementPropertySymbol = getPropertySymbolOfObjectBindingPatternWithoutPropertyName(symbol, checker); if (bindingElementPropertySymbol) { result.push(bindingElementPropertySymbol); } // If this is a union property, add all the symbols from all its source symbols in all unioned types. // If the symbol is an instantiation from a another symbol (e.g. widened symbol) , add the root the list - ts.forEach(typeChecker.getRootSymbols(symbol), function (rootSymbol) { + for (var _i = 0, _a = checker.getRootSymbols(symbol); _i < _a.length; _i++) { + var rootSymbol = _a[_i]; if (rootSymbol !== symbol) { result.push(rootSymbol); } // Add symbol of properties/methods of the same name in base classes and implemented interfaces definitions if (!implementations && rootSymbol.parent && rootSymbol.parent.flags & (32 /* Class */ | 64 /* Interface */)) { - getPropertySymbolsFromBaseTypes(rootSymbol.parent, rootSymbol.getName(), result, /*previousIterationSymbolsCache*/ ts.createMap()); + getPropertySymbolsFromBaseTypes(rootSymbol.parent, rootSymbol.getName(), result, /*previousIterationSymbolsCache*/ ts.createMap(), checker); } - }); + } return result; } /** @@ -70185,7 +76013,7 @@ var ts; * @param previousIterationSymbolsCache a cache of symbol from previous iterations of calling this function to prevent infinite revisiting of the same symbol. * The value of previousIterationSymbol is undefined when the function is first called. */ - function getPropertySymbolsFromBaseTypes(symbol, propertyName, result, previousIterationSymbolsCache) { + function getPropertySymbolsFromBaseTypes(symbol, propertyName, result, previousIterationSymbolsCache, checker) { if (!symbol) { return; } @@ -70200,7 +76028,7 @@ var ts; // the function will add any found symbol of the property-name, then its sub-routine will call // getPropertySymbolsFromBaseTypes again to walk up any base types to prevent revisiting already // visited symbol, interface "C", the sub-routine will pass the current symbol as previousIterationSymbol. - if (symbol.name in previousIterationSymbolsCache) { + if (previousIterationSymbolsCache.has(symbol.name)) { return; } if (symbol.flags & (32 /* Class */ | 64 /* Interface */)) { @@ -70209,7 +76037,7 @@ var ts; getPropertySymbolFromTypeReference(ts.getClassExtendsHeritageClauseElement(declaration)); ts.forEach(ts.getClassImplementsHeritageClauseElements(declaration), getPropertySymbolFromTypeReference); } - else if (declaration.kind === 227 /* InterfaceDeclaration */) { + else if (declaration.kind === 229 /* InterfaceDeclaration */) { ts.forEach(ts.getInterfaceBaseTypeNodes(declaration), getPropertySymbolFromTypeReference); } }); @@ -70217,37 +76045,30 @@ var ts; return; function getPropertySymbolFromTypeReference(typeReference) { if (typeReference) { - var type = typeChecker.getTypeAtLocation(typeReference); + var type = checker.getTypeAtLocation(typeReference); if (type) { - var propertySymbol = typeChecker.getPropertyOfType(type, propertyName); + var propertySymbol = checker.getPropertyOfType(type, propertyName); if (propertySymbol) { - result.push.apply(result, typeChecker.getRootSymbols(propertySymbol)); + result.push.apply(result, checker.getRootSymbols(propertySymbol)); } // Visit the typeReference as well to see if it directly or indirectly use that property - previousIterationSymbolsCache[symbol.name] = symbol; - getPropertySymbolsFromBaseTypes(type.symbol, propertyName, result, previousIterationSymbolsCache); + previousIterationSymbolsCache.set(symbol.name, symbol); + getPropertySymbolsFromBaseTypes(type.symbol, propertyName, result, previousIterationSymbolsCache, checker); } } } } - function getRelatedSymbol(searchSymbols, referenceSymbol, referenceLocation, searchLocationIsConstructor, parents, cache) { - if (ts.contains(searchSymbols, referenceSymbol)) { - // If we are searching for constructor uses, they must be 'new' expressions. - return (!searchLocationIsConstructor || ts.isNewExpressionTarget(referenceLocation)) && referenceSymbol; - } - // If the reference symbol is an alias, check if what it is aliasing is one of the search - // symbols but by looking up for related symbol of this alias so it can handle multiple level of indirectness. - var aliasSymbol = getAliasSymbolForPropertyNameSymbol(referenceSymbol, referenceLocation); - if (aliasSymbol) { - return getRelatedSymbol(searchSymbols, aliasSymbol, referenceLocation, searchLocationIsConstructor, parents, cache); + function getRelatedSymbol(search, referenceSymbol, referenceLocation, state) { + if (search.includes(referenceSymbol)) { + return referenceSymbol; } // If the reference location is in an object literal, try to get the contextual type for the // object literal, lookup the property symbol in the contextual type, and use this symbol to // compare to our searchSymbol - var containingObjectLiteralElement = getContainingObjectLiteralElement(referenceLocation); + var containingObjectLiteralElement = ts.getContainingObjectLiteralElement(referenceLocation); if (containingObjectLiteralElement) { - var contextualSymbol = ts.forEach(getPropertySymbolsFromContextualType(containingObjectLiteralElement), function (contextualSymbol) { - return ts.forEach(typeChecker.getRootSymbols(contextualSymbol), function (s) { return searchSymbols.indexOf(s) >= 0 ? s : undefined; }); + var contextualSymbol = ts.forEach(getPropertySymbolsFromContextualType(containingObjectLiteralElement, state.checker), function (contextualSymbol) { + return ts.find(state.checker.getRootSymbols(contextualSymbol), search.includes); }); if (contextualSymbol) { return contextualSymbol; @@ -70256,23 +76077,23 @@ var ts; // Get the property symbol from the object literal's type and look if thats the search symbol // In below eg. get 'property' from type of elems iterating type // for ( { property: p2 } of elems) { } - var propertySymbol = getPropertySymbolOfDestructuringAssignment(referenceLocation); - if (propertySymbol && searchSymbols.indexOf(propertySymbol) >= 0) { + var propertySymbol = getPropertySymbolOfDestructuringAssignment(referenceLocation, state.checker); + if (propertySymbol && search.includes(propertySymbol)) { return propertySymbol; } } // If the reference location is the binding element and doesn't have property name // then include the binding element in the related symbols // let { a } : { a }; - var bindingElementPropertySymbol = getPropertySymbolOfObjectBindingPatternWithoutPropertyName(referenceSymbol); - if (bindingElementPropertySymbol && searchSymbols.indexOf(bindingElementPropertySymbol) >= 0) { + var bindingElementPropertySymbol = getPropertySymbolOfObjectBindingPatternWithoutPropertyName(referenceSymbol, state.checker); + if (bindingElementPropertySymbol && search.includes(bindingElementPropertySymbol)) { return bindingElementPropertySymbol; } // Unwrap symbols to get to the root (e.g. transient symbols as a result of widening) // Or a union property, use its underlying unioned symbols - return ts.forEach(typeChecker.getRootSymbols(referenceSymbol), function (rootSymbol) { + return ts.forEach(state.checker.getRootSymbols(referenceSymbol), function (rootSymbol) { // if it is in the list, then we are done - if (searchSymbols.indexOf(rootSymbol) >= 0) { + if (search.includes(rootSymbol)) { return rootSymbol; } // Finally, try all properties with the same name in any type the containing type extended or implemented, and @@ -70280,20 +76101,18 @@ var ts; // parent symbol if (rootSymbol.parent && rootSymbol.parent.flags & (32 /* Class */ | 64 /* Interface */)) { // Parents will only be defined if implementations is true - if (parents) { - if (!ts.forEach(parents, function (parent) { return explicitlyInheritsFrom(rootSymbol.parent, parent, cache); })) { - return undefined; - } + if (search.parents && !ts.some(search.parents, function (parent) { return explicitlyInheritsFrom(rootSymbol.parent, parent, state.inheritsFromCache, state.checker); })) { + return undefined; } - var result_4 = []; - getPropertySymbolsFromBaseTypes(rootSymbol.parent, rootSymbol.getName(), result_4, /*previousIterationSymbolsCache*/ ts.createMap()); - return ts.forEach(result_4, function (s) { return searchSymbols.indexOf(s) >= 0 ? s : undefined; }); + var result = []; + getPropertySymbolsFromBaseTypes(rootSymbol.parent, rootSymbol.getName(), result, /*previousIterationSymbolsCache*/ ts.createMap(), state.checker); + return ts.find(result, search.includes); } return undefined; }); } function getNameFromObjectLiteralElement(node) { - if (node.name.kind === 142 /* ComputedPropertyName */) { + if (node.name.kind === 143 /* ComputedPropertyName */) { var nameExpression = node.name.expression; // treat computed property names where expression is string/numeric literal as just string/numeric literal if (ts.isStringOrNumericLiteral(nameExpression)) { @@ -70303,15 +76122,16 @@ var ts; } return node.name.text; } - function getPropertySymbolsFromContextualType(node) { + /** Gets all symbols for one property. Does not get symbols for every property. */ + function getPropertySymbolsFromContextualType(node, checker) { var objectLiteral = node.parent; - var contextualType = typeChecker.getContextualType(objectLiteral); + var contextualType = checker.getContextualType(objectLiteral); var name = getNameFromObjectLiteralElement(node); if (name && contextualType) { var result_5 = []; - var symbol_2 = contextualType.getProperty(name); - if (symbol_2) { - result_5.push(symbol_2); + var symbol = contextualType.getProperty(name); + if (symbol) { + result_5.push(symbol); } if (contextualType.flags & 65536 /* Union */) { ts.forEach(contextualType.types, function (t) { @@ -70325,13 +76145,14 @@ var ts; } return undefined; } - /** Given an initial searchMeaning, extracted from a location, widen the search scope based on the declarations - * of the corresponding symbol. e.g. if we are searching for "Foo" in value position, but "Foo" references a class - * then we need to widen the search to include type positions as well. - * On the contrary, if we are searching for "Bar" in type position and we trace bar to an interface, and an uninstantiated - * module, we want to keep the search limited to only types, as the two declarations (interface and uninstantiated module) - * do not intersect in any of the three spaces. - */ + /** + * Given an initial searchMeaning, extracted from a location, widen the search scope based on the declarations + * of the corresponding symbol. e.g. if we are searching for "Foo" in value position, but "Foo" references a class + * then we need to widen the search to include type positions as well. + * On the contrary, if we are searching for "Bar" in type position and we trace bar to an interface, and an uninstantiated + * module, we want to keep the search limited to only types, as the two declarations (interface and uninstantiated module) + * do not intersect in any of the three spaces. + */ function getIntersectingMeaningFromDeclarations(meaning, declarations) { if (declarations) { var lastIterationMeaning = void 0; @@ -70342,8 +76163,8 @@ var ts; // To achieve that we will keep iterating until the result stabilizes. // Remember the last meaning lastIterationMeaning = meaning; - for (var _i = 0, declarations_8 = declarations; _i < declarations_8.length; _i++) { - var declaration = declarations_8[_i]; + for (var _i = 0, declarations_11 = declarations; _i < declarations_11.length; _i++) { + var declaration = declarations_11[_i]; var declarationMeaning = ts.getMeaningFromDeclaration(declaration); if (declarationMeaning & meaning) { meaning |= declarationMeaning; @@ -70353,143 +76174,93 @@ var ts; } return meaning; } - } - FindAllReferences.getReferencedSymbolsForNode = getReferencedSymbolsForNode; - function convertReferences(referenceSymbols) { - if (!referenceSymbols) { - return undefined; - } - var referenceEntries = []; - for (var _i = 0, referenceSymbols_1 = referenceSymbols; _i < referenceSymbols_1.length; _i++) { - var referenceSymbol = referenceSymbols_1[_i]; - ts.addRange(referenceEntries, referenceSymbol.references); - } - return referenceEntries; - } - FindAllReferences.convertReferences = convertReferences; - function isImplementation(node) { - if (!node) { - return false; - } - else if (ts.isVariableLike(node)) { - if (node.initializer) { - return true; - } - else if (node.kind === 223 /* VariableDeclaration */) { - var parentStatement = getParentStatementOfVariableDeclaration(node); - return parentStatement && ts.hasModifier(parentStatement, 2 /* Ambient */); + function isImplementation(node) { + if (!node) { + return false; } - } - else if (ts.isFunctionLike(node)) { - return !!node.body || ts.hasModifier(node, 2 /* Ambient */); - } - else { - switch (node.kind) { - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 229 /* EnumDeclaration */: - case 230 /* ModuleDeclaration */: + else if (ts.isVariableLike(node)) { + if (node.initializer) { return true; + } + else if (node.kind === 225 /* VariableDeclaration */) { + var parentStatement = getParentStatementOfVariableDeclaration(node); + return parentStatement && ts.hasModifier(parentStatement, 2 /* Ambient */); + } } + else if (ts.isFunctionLike(node)) { + return !!node.body || ts.hasModifier(node, 2 /* Ambient */); + } + else { + switch (node.kind) { + case 228 /* ClassDeclaration */: + case 198 /* ClassExpression */: + case 231 /* EnumDeclaration */: + case 232 /* ModuleDeclaration */: + return true; + } + } + return false; } - return false; - } - function getParentStatementOfVariableDeclaration(node) { - if (node.parent && node.parent.parent && node.parent.parent.kind === 205 /* VariableStatement */) { - ts.Debug.assert(node.parent.kind === 224 /* VariableDeclarationList */); - return node.parent.parent; + function getParentStatementOfVariableDeclaration(node) { + if (node.parent && node.parent.parent && node.parent.parent.kind === 207 /* VariableStatement */) { + ts.Debug.assert(node.parent.kind === 226 /* VariableDeclarationList */); + return node.parent.parent; + } } - } - function getReferenceEntriesForShorthandPropertyAssignment(node, typeChecker, result) { - var refSymbol = typeChecker.getSymbolAtLocation(node); - var shorthandSymbol = typeChecker.getShorthandAssignmentValueSymbol(refSymbol.valueDeclaration); - if (shorthandSymbol) { - for (var _i = 0, _a = shorthandSymbol.getDeclarations(); _i < _a.length; _i++) { - var declaration = _a[_i]; - if (ts.getMeaningFromDeclaration(declaration) & 1 /* Value */) { - result.push(getReferenceEntryFromNode(declaration)); + function getReferenceEntriesForShorthandPropertyAssignment(node, checker, addReference) { + var refSymbol = checker.getSymbolAtLocation(node); + var shorthandSymbol = checker.getShorthandAssignmentValueSymbol(refSymbol.valueDeclaration); + if (shorthandSymbol) { + for (var _i = 0, _a = shorthandSymbol.getDeclarations(); _i < _a.length; _i++) { + var declaration = _a[_i]; + if (ts.getMeaningFromDeclaration(declaration) & 1 /* Value */) { + addReference(declaration); + } } } } - } - FindAllReferences.getReferenceEntriesForShorthandPropertyAssignment = getReferenceEntriesForShorthandPropertyAssignment; - function getReferenceEntryFromNode(node) { - var start = node.getStart(); - var end = node.getEnd(); - if (node.kind === 9 /* StringLiteral */) { - start += 1; - end -= 1; + Core.getReferenceEntriesForShorthandPropertyAssignment = getReferenceEntriesForShorthandPropertyAssignment; + function forEachDescendantOfKind(node, kind, action) { + ts.forEachChild(node, function (child) { + if (child.kind === kind) { + action(child); + } + forEachDescendantOfKind(child, kind, action); + }); } - return { - fileName: node.getSourceFile().fileName, - textSpan: ts.createTextSpanFromBounds(start, end), - isWriteAccess: isWriteAccess(node), - isDefinition: ts.isDeclarationName(node) || ts.isLiteralComputedPropertyDeclarationName(node) - }; - } - FindAllReferences.getReferenceEntryFromNode = getReferenceEntryFromNode; - /** A node is considered a writeAccess iff it is a name of a declaration or a target of an assignment */ - function isWriteAccess(node) { - if (node.kind === 70 /* Identifier */ && ts.isDeclarationName(node)) { - return true; + /** Get `C` given `N` if `N` is in the position `class C extends N` or `class C extends foo.N` where `N` is an identifier. */ + function tryGetClassByExtendingIdentifier(node) { + return ts.tryGetClassExtendingExpressionWithTypeArguments(ts.climbPastPropertyAccess(node).parent); } - var parent = node.parent; - if (parent) { - if (parent.kind === 191 /* PostfixUnaryExpression */ || parent.kind === 190 /* PrefixUnaryExpression */) { - return true; - } - else if (parent.kind === 192 /* BinaryExpression */ && parent.left === node) { - var operator = parent.operatorToken.kind; - return 57 /* FirstAssignment */ <= operator && operator <= 69 /* LastAssignment */; + function isNameOfExternalModuleImportOrDeclaration(node) { + if (node.kind === 9 /* StringLiteral */) { + return ts.isNameOfModuleDeclaration(node) || ts.isExpressionOfExternalModuleImportEqualsDeclaration(node); } + return false; } - return false; - } - function forEachDescendantOfKind(node, kind, action) { - ts.forEachChild(node, function (child) { - if (child.kind === kind) { - action(child); + /** + * If we are just looking for implementations and this is a property access expression, we need to get the + * symbol of the local type of the symbol the property is being accessed on. This is because our search + * symbol may have a different parent symbol if the local type's symbol does not declare the property + * being accessed (i.e. it is declared in some parent class or interface) + */ + function getParentSymbolsOfPropertyAccess(location, symbol, checker) { + var propertyAccessExpression = getPropertyAccessExpressionFromRightHandSide(location); + if (!propertyAccessExpression) { + return undefined; + } + var localParentType = checker.getTypeAtLocation(propertyAccessExpression.expression); + if (!localParentType) { + return undefined; + } + if (localParentType.symbol && localParentType.symbol.flags & (32 /* Class */ | 64 /* Interface */) && localParentType.symbol !== symbol.parent) { + return [localParentType.symbol]; + } + else if (localParentType.flags & 196608 /* UnionOrIntersection */) { + return getSymbolsForClassAndInterfaceComponents(localParentType); } - forEachDescendantOfKind(child, kind, action); - }); - } - /** - * Returns the containing object literal property declaration given a possible name node, e.g. "a" in x = { "a": 1 } - */ - function getContainingObjectLiteralElement(node) { - switch (node.kind) { - case 9 /* StringLiteral */: - case 8 /* NumericLiteral */: - if (node.parent.kind === 142 /* ComputedPropertyName */) { - return isObjectLiteralPropertyDeclaration(node.parent.parent) ? node.parent.parent : undefined; - } - // intential fall through - case 70 /* Identifier */: - return isObjectLiteralPropertyDeclaration(node.parent) && node.parent.name === node ? node.parent : undefined; - } - return undefined; - } - function isObjectLiteralPropertyDeclaration(node) { - switch (node.kind) { - case 257 /* PropertyAssignment */: - case 258 /* ShorthandPropertyAssignment */: - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - return true; - } - return false; - } - /** Get `C` given `N` if `N` is in the position `class C extends N` or `class C extends foo.N` where `N` is an identifier. */ - function tryGetClassByExtendingIdentifier(node) { - return ts.tryGetClassExtendingExpressionWithTypeArguments(ts.climbPastPropertyAccess(node).parent); - } - function isNameOfExternalModuleImportOrDeclaration(node) { - if (node.kind === 9 /* StringLiteral */) { - return ts.isNameOfModuleDeclaration(node) || ts.isExpressionOfExternalModuleImportEqualsDeclaration(node); } - return false; - } + })(Core = FindAllReferences.Core || (FindAllReferences.Core = {})); })(FindAllReferences = ts.FindAllReferences || (ts.FindAllReferences = {})); })(ts || (ts = {})); /* @internal */ @@ -70510,11 +76281,9 @@ var ts; // Type reference directives var typeReferenceDirective = findReferenceInPosition(sourceFile.typeReferenceDirectives, position); if (typeReferenceDirective) { - var referenceFile = program.getResolvedTypeReferenceDirectives()[typeReferenceDirective.fileName]; - if (referenceFile && referenceFile.resolvedFileName) { - return [getDefinitionInfoForFileReference(typeReferenceDirective.fileName, referenceFile.resolvedFileName)]; - } - return undefined; + var referenceFile = program.getResolvedTypeReferenceDirectives().get(typeReferenceDirective.fileName); + return referenceFile && referenceFile.resolvedFileName && + [getDefinitionInfoForFileReference(typeReferenceDirective.fileName, referenceFile.resolvedFileName)]; } var node = ts.getTouchingPropertyName(sourceFile, position); if (node === sourceFile) { @@ -70524,7 +76293,7 @@ var ts; if (ts.isJumpStatementTarget(node)) { var labelName = node.text; var label = ts.getTargetLabel(node.parent, node.text); - return label ? [createDefinitionInfo(label, ts.ScriptElementKind.label, labelName, /*containerName*/ undefined)] : undefined; + return label ? [createDefinitionInfoFromName(label, ts.ScriptElementKind.label, labelName, /*containerName*/ undefined)] : undefined; } var typeChecker = program.getTypeChecker(); var calledDeclaration = tryGetSignatureDeclaration(typeChecker, node); @@ -70550,7 +76319,7 @@ var ts; // if (node.kind === 70 /* Identifier */ && (node.parent === declaration || - (declaration.kind === 239 /* ImportSpecifier */ && declaration.parent && declaration.parent.kind === 238 /* NamedImports */))) { + (declaration.kind === 241 /* ImportSpecifier */ && declaration.parent && declaration.parent.kind === 240 /* NamedImports */))) { symbol = typeChecker.getAliasedSymbol(symbol); } } @@ -70559,7 +76328,7 @@ var ts; // go to the declaration of the property name (in this case stay at the same position). However, if go-to-definition // is performed at the location of property access, we would like to go to definition of the property in the short-hand // assignment. This case and others are handled by the following code. - if (node.parent.kind === 258 /* ShorthandPropertyAssignment */) { + if (node.parent.kind === 261 /* ShorthandPropertyAssignment */) { var shorthandSymbol = typeChecker.getShorthandAssignmentValueSymbol(symbol.valueDeclaration); if (!shorthandSymbol) { return []; @@ -70570,6 +76339,37 @@ var ts; var shorthandContainerName_1 = typeChecker.symbolToString(symbol.parent, node); return ts.map(shorthandDeclarations, function (declaration) { return createDefinitionInfo(declaration, shorthandSymbolKind_1, shorthandSymbolName_1, shorthandContainerName_1); }); } + if (ts.isJsxOpeningLikeElement(node.parent)) { + // If there are errors when trying to figure out stateless component function, just return the first declaration + // For example: + // declare function /*firstSource*/MainButton(buttonProps: ButtonProps): JSX.Element; + // declare function /*secondSource*/MainButton(linkProps: LinkProps): JSX.Element; + // declare function /*thirdSource*/MainButton(props: ButtonProps | LinkProps): JSX.Element; + // let opt = <Main/*firstTarget*/Button />; // Error - We get undefined for resolved signature indicating an error, then just return the first declaration + var _a = getSymbolInfo(typeChecker, symbol, node), symbolName = _a.symbolName, symbolKind = _a.symbolKind, containerName = _a.containerName; + return [createDefinitionInfo(symbol.valueDeclaration, symbolKind, symbolName, containerName)]; + } + // If the current location we want to find its definition is in an object literal, try to get the contextual type for the + // object literal, lookup the property symbol in the contextual type, and use this for goto-definition. + // For example + // interface Props{ + // /*first*/prop1: number + // prop2: boolean + // } + // function Foo(arg: Props) {} + // Foo( { pr/*1*/op1: 10, prop2: true }) + var element = ts.getContainingObjectLiteralElement(node); + if (element) { + if (typeChecker.getContextualType(element.parent)) { + var result = []; + var propertySymbols = ts.getPropertySymbolsFromContextualType(typeChecker, element); + for (var _i = 0, propertySymbols_1 = propertySymbols; _i < propertySymbols_1.length; _i++) { + var propertySymbol = propertySymbols_1[_i]; + result.push.apply(result, getDefinitionFromSymbol(typeChecker, propertySymbol, node)); + } + return result; + } + } return getDefinitionFromSymbol(typeChecker, symbol, node); } GoToDefinition.getDefinitionAtPosition = getDefinitionAtPosition; @@ -70639,31 +76439,47 @@ var ts; return false; } function tryAddSignature(signatureDeclarations, selectConstructors, symbolKind, symbolName, containerName, result) { + if (!signatureDeclarations) { + return false; + } var declarations = []; var definition; - ts.forEach(signatureDeclarations, function (d) { - if ((selectConstructors && d.kind === 150 /* Constructor */) || - (!selectConstructors && (d.kind === 225 /* FunctionDeclaration */ || d.kind === 149 /* MethodDeclaration */ || d.kind === 148 /* MethodSignature */))) { + for (var _i = 0, signatureDeclarations_1 = signatureDeclarations; _i < signatureDeclarations_1.length; _i++) { + var d = signatureDeclarations_1[_i]; + if (selectConstructors ? d.kind === 151 /* Constructor */ : isSignatureDeclaration(d)) { declarations.push(d); if (d.body) definition = d; } - }); - if (definition) { - result.push(createDefinitionInfo(definition, symbolKind, symbolName, containerName)); - return true; } - else if (declarations.length) { - result.push(createDefinitionInfo(ts.lastOrUndefined(declarations), symbolKind, symbolName, containerName)); + if (declarations.length) { + result.push(createDefinitionInfo(definition || ts.lastOrUndefined(declarations), symbolKind, symbolName, containerName)); return true; } return false; } } + function isSignatureDeclaration(node) { + switch (node.kind) { + case 151 /* Constructor */: + case 227 /* FunctionDeclaration */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + return true; + default: + return false; + } + } + /** Creates a DefinitionInfo from a Declaration, using the declaration's name if possible. */ function createDefinitionInfo(node, symbolKind, symbolName, containerName) { + return createDefinitionInfoFromName(node.name || node, symbolKind, symbolName, containerName); + } + /** Creates a DefinitionInfo directly from the name of a declaration. */ + function createDefinitionInfoFromName(name, symbolKind, symbolName, containerName) { + var sourceFile = name.getSourceFile(); return { - fileName: node.getSourceFile().fileName, - textSpan: ts.createTextSpanFromBounds(node.getStart(), node.getEnd()), + fileName: sourceFile.fileName, + textSpan: ts.createTextSpanFromNode(name, sourceFile), kind: symbolKind, name: symbolName, containerKind: undefined, @@ -70711,43 +76527,17 @@ var ts; } function tryGetSignatureDeclaration(typeChecker, node) { var callLike = getAncestorCallLikeExpression(node); - return callLike && typeChecker.getResolvedSignature(callLike).declaration; - } - })(GoToDefinition = ts.GoToDefinition || (ts.GoToDefinition = {})); -})(ts || (ts = {})); -/* @internal */ -var ts; -(function (ts) { - var GoToImplementation; - (function (GoToImplementation) { - function getImplementationAtPosition(typeChecker, cancellationToken, sourceFiles, node) { - // If invoked directly on a shorthand property assignment, then return - // the declaration of the symbol being assigned (not the symbol being assigned to). - if (node.parent.kind === 258 /* ShorthandPropertyAssignment */) { - var result = []; - ts.FindAllReferences.getReferenceEntriesForShorthandPropertyAssignment(node, typeChecker, result); - return result.length > 0 ? result : undefined; - } - else if (node.kind === 96 /* SuperKeyword */ || ts.isSuperProperty(node.parent)) { - // References to and accesses on the super keyword only have one possible implementation, so no - // need to "Find all References" - var symbol = typeChecker.getSymbolAtLocation(node); - return symbol.valueDeclaration && [ts.FindAllReferences.getReferenceEntryFromNode(symbol.valueDeclaration)]; - } - else { - // Perform "Find all References" and retrieve only those that are implementations - var referencedSymbols = ts.FindAllReferences.getReferencedSymbolsForNode(typeChecker, cancellationToken, node, sourceFiles, /*findInStrings*/ false, /*findInComments*/ false, /*implementations*/ true); - var result = ts.flatMap(referencedSymbols, function (symbol) { - return ts.map(symbol.references, function (_a) { - var textSpan = _a.textSpan, fileName = _a.fileName; - return ({ textSpan: textSpan, fileName: fileName }); - }); - }); - return result && result.length > 0 ? result : undefined; + var signature = callLike && typeChecker.getResolvedSignature(callLike); + if (signature) { + var decl = signature.declaration; + if (decl && isSignatureDeclaration(decl)) { + return decl; + } } + // Don't go to a function type, go to the value having that type. + return undefined; } - GoToImplementation.getImplementationAtPosition = getImplementationAtPosition; - })(GoToImplementation = ts.GoToImplementation || (ts.GoToImplementation = {})); + })(GoToDefinition = ts.GoToDefinition || (ts.GoToDefinition = {})); })(ts || (ts = {})); /* @internal */ var ts; @@ -70777,6 +76567,7 @@ var ts; "lends", "link", "memberOf", + "method", "name", "namespace", "param", @@ -70795,7 +76586,8 @@ var ts; "prop", "version" ]; - var jsDocCompletionEntries; + var jsDocTagNameCompletionEntries; + var jsDocTagCompletionEntries; function getJsDocCommentsFromDeclarations(declarations) { // Only collect doc comments from duplicate declarations once: // In case of a union property there might be same declaration multiple times @@ -70822,6 +76614,30 @@ var ts; return documentationComment; } JsDoc.getJsDocCommentsFromDeclarations = getJsDocCommentsFromDeclarations; + function getJsDocTagsFromDeclarations(declarations) { + // Only collect doc comments from duplicate declarations once. + var tags = []; + forEachUnique(declarations, function (declaration) { + var jsDocs = ts.getJSDocs(declaration); + if (!jsDocs) { + return; + } + for (var _i = 0, jsDocs_1 = jsDocs; _i < jsDocs_1.length; _i++) { + var doc = jsDocs_1[_i]; + var tagsForDoc = doc.tags; + if (tagsForDoc) { + tags.push.apply(tags, tagsForDoc.filter(function (tag) { return tag.kind === 283 /* JSDocTag */; }).map(function (jsDocTag) { + return { + name: jsDocTag.tagName.text, + text: jsDocTag.comment + }; + })); + } + } + }); + return tags; + } + JsDoc.getJsDocTagsFromDeclarations = getJsDocTagsFromDeclarations; /** * Iterates through 'array' by index and performs the callback on each element of array until the callback * returns a truthy value, then returns that value. @@ -70829,7 +76645,7 @@ var ts; */ function forEachUnique(array, callback) { if (array) { - for (var i = 0, len = array.length; i < len; i++) { + for (var i = 0; i < array.length; i++) { if (ts.indexOf(array, array[i]) === i) { var result = callback(array[i], i); if (result) { @@ -70840,8 +76656,8 @@ var ts; } return undefined; } - function getAllJsDocCompletionEntries() { - return jsDocCompletionEntries || (jsDocCompletionEntries = ts.map(jsDocTagNames, function (tagName) { + function getJSDocTagNameCompletions() { + return jsDocTagNameCompletionEntries || (jsDocTagNameCompletionEntries = ts.map(jsDocTagNames, function (tagName) { return { name: tagName, kind: ts.ScriptElementKind.keyword, @@ -70850,7 +76666,18 @@ var ts; }; })); } - JsDoc.getAllJsDocCompletionEntries = getAllJsDocCompletionEntries; + JsDoc.getJSDocTagNameCompletions = getJSDocTagNameCompletions; + function getJSDocTagCompletions() { + return jsDocTagCompletionEntries || (jsDocTagCompletionEntries = ts.map(jsDocTagNames, function (tagName) { + return { + name: "@" + tagName, + kind: ts.ScriptElementKind.keyword, + kindModifiers: "", + sortText: "0" + }; + })); + } + JsDoc.getJSDocTagCompletions = getJSDocTagCompletions; /** * Checks if position points to a valid position to add JSDoc comments, and if so, * returns the appropriate template. Otherwise returns an empty string. @@ -70889,19 +76716,19 @@ var ts; var commentOwner; findOwner: for (commentOwner = tokenAtPos; commentOwner; commentOwner = commentOwner.parent) { switch (commentOwner.kind) { - case 225 /* FunctionDeclaration */: - case 149 /* MethodDeclaration */: - case 150 /* Constructor */: - case 226 /* ClassDeclaration */: - case 205 /* VariableStatement */: + case 227 /* FunctionDeclaration */: + case 150 /* MethodDeclaration */: + case 151 /* Constructor */: + case 228 /* ClassDeclaration */: + case 207 /* VariableStatement */: break findOwner; - case 261 /* SourceFile */: + case 264 /* SourceFile */: return undefined; - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: // If in walking up the tree, we hit a a nested namespace declaration, // then we must be somewhere within a dotted namespace name; however we don't // want to give back a JSDoc template for the 'b' or 'c' in 'namespace a.b.c { }'. - if (commentOwner.parent.kind === 230 /* ModuleDeclaration */) { + if (commentOwner.parent.kind === 232 /* ModuleDeclaration */) { return undefined; } break findOwner; @@ -70913,14 +76740,21 @@ var ts; var parameters = getParametersForJsDocOwningNode(commentOwner); var posLineAndChar = sourceFile.getLineAndCharacterOfPosition(position); var lineStart = sourceFile.getLineStarts()[posLineAndChar.line]; - var indentationStr = sourceFile.text.substr(lineStart, posLineAndChar.character); + // replace non-whitespace characters in prefix with spaces. + var indentationStr = sourceFile.text.substr(lineStart, posLineAndChar.character).replace(/\S/i, function () { return " "; }); + var isJavaScriptFile = ts.hasJavaScriptFileExtension(sourceFile.fileName); var docParams = ""; - for (var i = 0, numParams = parameters.length; i < numParams; i++) { + for (var i = 0; i < parameters.length; i++) { var currentName = parameters[i].name; var paramName = currentName.kind === 70 /* Identifier */ ? currentName.text : "param" + i; - docParams += indentationStr + " * @param " + paramName + newLine; + if (isJavaScriptFile) { + docParams += indentationStr + " * @param {any} " + paramName + newLine; + } + else { + docParams += indentationStr + " * @param " + paramName + newLine; + } } // A doc comment consists of the following // * The opening comment line @@ -70942,7 +76776,7 @@ var ts; if (ts.isFunctionLike(commentOwner)) { return commentOwner.parameters; } - if (commentOwner.kind === 205 /* VariableStatement */) { + if (commentOwner.kind === 207 /* VariableStatement */) { var varStatement = commentOwner; var varDeclarations = varStatement.declarationList.declarations; if (varDeclarations.length === 1 && varDeclarations[0].initializer) { @@ -70960,17 +76794,17 @@ var ts; * @returns the parameters of a signature found on the RHS if one exists; otherwise 'emptyArray'. */ function getParametersFromRightHandSideOfAssignment(rightHandSide) { - while (rightHandSide.kind === 183 /* ParenthesizedExpression */) { + while (rightHandSide.kind === 184 /* ParenthesizedExpression */) { rightHandSide = rightHandSide.expression; } switch (rightHandSide.kind) { - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: return rightHandSide.parameters; - case 197 /* ClassExpression */: + case 198 /* ClassExpression */: for (var _i = 0, _a = rightHandSide.members; _i < _a.length; _i++) { var member = _a[_i]; - if (member.kind === 150 /* Constructor */) { + if (member.kind === 151 /* Constructor */) { return member.parameters; } } @@ -70990,8 +76824,6 @@ var ts; (function (ts) { var JsTyping; (function (JsTyping) { - ; - ; // A map of loose file names to library names // that we are confident require typings var safeList; @@ -71028,7 +76860,7 @@ var ts; }); if (!safeList) { var result = ts.readConfigFile(safeListPath, function (path) { return host.readFile(path); }); - safeList = result.config ? ts.createMap(result.config) : EmptySafeList; + safeList = result.config ? ts.createMapFromTemplate(result.config) : EmptySafeList; } var filesToWatch = []; // Directories to search for package.json, bower.json and other typing information @@ -71047,41 +76879,43 @@ var ts; getTypingNamesFromJson(packageJsonPath, filesToWatch); var bowerJsonPath = ts.combinePaths(searchDir, "bower.json"); getTypingNamesFromJson(bowerJsonPath, filesToWatch); + var bowerComponentsPath = ts.combinePaths(searchDir, "bower_components"); + getTypingNamesFromPackagesFolder(bowerComponentsPath); var nodeModulesPath = ts.combinePaths(searchDir, "node_modules"); - getTypingNamesFromNodeModuleFolder(nodeModulesPath); + getTypingNamesFromPackagesFolder(nodeModulesPath); } getTypingNamesFromSourceFileNames(fileNames); // add typings for unresolved imports if (unresolvedImports) { for (var _a = 0, unresolvedImports_1 = unresolvedImports; _a < unresolvedImports_1.length; _a++) { var moduleId = unresolvedImports_1[_a]; - var typingName = moduleId in nodeCoreModules ? "node" : moduleId; - if (!(typingName in inferredTypings)) { - inferredTypings[typingName] = undefined; + var typingName = nodeCoreModules.has(moduleId) ? "node" : moduleId; + if (!inferredTypings.has(typingName)) { + inferredTypings.set(typingName, undefined); } } } // Add the cached typing locations for inferred typings that are already installed - for (var name_45 in packageNameToTypingLocation) { - if (name_45 in inferredTypings && !inferredTypings[name_45]) { - inferredTypings[name_45] = packageNameToTypingLocation[name_45]; + packageNameToTypingLocation.forEach(function (typingLocation, name) { + if (inferredTypings.has(name) && inferredTypings.get(name) === undefined) { + inferredTypings.set(name, typingLocation); } - } + }); // Remove typings that the user has added to the exclude list for (var _b = 0, exclude_1 = exclude; _b < exclude_1.length; _b++) { var excludeTypingName = exclude_1[_b]; - delete inferredTypings[excludeTypingName]; + inferredTypings.delete(excludeTypingName); } var newTypingNames = []; var cachedTypingPaths = []; - for (var typing in inferredTypings) { - if (inferredTypings[typing] !== undefined) { - cachedTypingPaths.push(inferredTypings[typing]); + inferredTypings.forEach(function (inferred, typing) { + if (inferred !== undefined) { + cachedTypingPaths.push(inferred); } else { newTypingNames.push(typing); } - } + }); return { cachedTypingPaths: cachedTypingPaths, newTypingNames: newTypingNames, filesToWatch: filesToWatch }; /** * Merge a given list of typingNames to the inferredTypings map @@ -71092,8 +76926,8 @@ var ts; } for (var _i = 0, typingNames_1 = typingNames; _i < typingNames_1.length; _i++) { var typing = typingNames_1[_i]; - if (!(typing in inferredTypings)) { - inferredTypings[typing] = undefined; + if (!inferredTypings.has(typing)) { + inferredTypings.set(typing, undefined); } } } @@ -71132,7 +76966,7 @@ var ts; var inferredTypingNames = ts.map(jsFileNames, function (f) { return ts.removeFileExtension(ts.getBaseFileName(f.toLowerCase())); }); var cleanedTypingNames = ts.map(inferredTypingNames, function (f) { return f.replace(/((?:\.|-)min(?=\.|$))|((?:-|\.)\d+)/g, ""); }); if (safeList !== EmptySafeList) { - mergeTypings(ts.filter(cleanedTypingNames, function (f) { return f in safeList; })); + mergeTypings(ts.filter(cleanedTypingNames, function (f) { return safeList.has(f); })); } var hasJsxFile = ts.forEach(fileNames, function (f) { return ts.ensureScriptKind(f, ts.getScriptKindFromFileName(f)) === 2 /* JSX */; }); if (hasJsxFile) { @@ -71140,20 +76974,22 @@ var ts; } } /** - * Infer typing names from node_module folder - * @param nodeModulesPath is the path to the "node_modules" folder + * Infer typing names from packages folder (ex: node_module, bower_components) + * @param packagesFolderPath is the path to the packages folder */ - function getTypingNamesFromNodeModuleFolder(nodeModulesPath) { + function getTypingNamesFromPackagesFolder(packagesFolderPath) { + filesToWatch.push(packagesFolderPath); // Todo: add support for ModuleResolutionHost too - if (!host.directoryExists(nodeModulesPath)) { + if (!host.directoryExists(packagesFolderPath)) { return; } var typingNames = []; - var fileNames = host.readDirectory(nodeModulesPath, [".json"], /*excludes*/ undefined, /*includes*/ undefined, /*depth*/ 2); + var fileNames = host.readDirectory(packagesFolderPath, [".json"], /*excludes*/ undefined, /*includes*/ undefined, /*depth*/ 2); for (var _i = 0, fileNames_2 = fileNames; _i < fileNames_2.length; _i++) { var fileName = fileNames_2[_i]; var normalizedFileName = ts.normalizePath(fileName); - if (ts.getBaseFileName(normalizedFileName) !== "package.json") { + var baseFileName = ts.getBaseFileName(normalizedFileName); + if (baseFileName !== "package.json" && baseFileName !== "bower.json") { continue; } var result = ts.readConfigFile(normalizedFileName, function (path) { return host.readFile(path); }); @@ -71164,7 +77000,7 @@ var ts; // npm 3's package.json contains a "_requiredBy" field // we should include all the top level module names for npm 2, and only module names whose // "_requiredBy" field starts with "#" or equals "/" for npm 3. - if (packageJson._requiredBy && + if (baseFileName === "package.json" && packageJson._requiredBy && ts.filter(packageJson._requiredBy, function (r) { return r[0] === "#" || r === "/"; }).length === 0) { continue; } @@ -71175,7 +77011,7 @@ var ts; } if (packageJson.typings) { var absolutePath = ts.getNormalizedAbsolutePath(packageJson.typings, ts.getDirectoryPath(normalizedFileName)); - inferredTypings[packageJson.name] = absolutePath; + inferredTypings.set(packageJson.name, absolutePath); } else { typingNames.push(packageJson.name); @@ -71195,47 +77031,49 @@ var ts; function getNavigateToItems(sourceFiles, checker, cancellationToken, searchValue, maxResultCount, excludeDtsFiles) { var patternMatcher = ts.createPatternMatcher(searchValue); var rawItems = []; - // Search the declarations in all files and output matched NavigateToItem into array of NavigateToItem[] - ts.forEach(sourceFiles, function (sourceFile) { + var _loop_4 = function (sourceFile) { cancellationToken.throwIfCancellationRequested(); if (excludeDtsFiles && ts.fileExtensionIs(sourceFile.fileName, ".d.ts")) { - return; + return "continue"; } - var nameToDeclarations = sourceFile.getNamedDeclarations(); - for (var name_46 in nameToDeclarations) { - var declarations = nameToDeclarations[name_46]; + ts.forEachEntry(sourceFile.getNamedDeclarations(), function (declarations, name) { if (declarations) { // First do a quick check to see if the name of the declaration matches the // last portion of the (possibly) dotted name they're searching for. - var matches = patternMatcher.getMatchesForLastSegmentOfPattern(name_46); + var matches = patternMatcher.getMatchesForLastSegmentOfPattern(name); if (!matches) { - continue; + return; // continue to next named declarations } - for (var _i = 0, declarations_9 = declarations; _i < declarations_9.length; _i++) { - var declaration = declarations_9[_i]; + for (var _i = 0, declarations_12 = declarations; _i < declarations_12.length; _i++) { + var declaration = declarations_12[_i]; // It was a match! If the pattern has dots in it, then also see if the // declaration container matches as well. if (patternMatcher.patternContainsDots) { var containers = getContainers(declaration); if (!containers) { - return undefined; + return true; // Break out of named declarations and go to the next source file. } - matches = patternMatcher.getMatches(containers, name_46); + matches = patternMatcher.getMatches(containers, name); if (!matches) { - continue; + return; // continue to next named declarations } } var fileName = sourceFile.fileName; var matchKind = bestMatchKind(matches); - rawItems.push({ name: name_46, fileName: fileName, matchKind: matchKind, isCaseSensitive: allMatchesAreCaseSensitive(matches), declaration: declaration }); + rawItems.push({ name: name, fileName: fileName, matchKind: matchKind, isCaseSensitive: allMatchesAreCaseSensitive(matches), declaration: declaration }); } } - } - }); + }); + }; + // Search the declarations in all files and output matched NavigateToItem into array of NavigateToItem[] + for (var _i = 0, sourceFiles_7 = sourceFiles; _i < sourceFiles_7.length; _i++) { + var sourceFile = sourceFiles_7[_i]; + _loop_4(sourceFile); + } // Remove imports when the imported declaration is already in the list and has the same name. rawItems = ts.filter(rawItems, function (item) { var decl = item.declaration; - if (decl.kind === 236 /* ImportClause */ || decl.kind === 239 /* ImportSpecifier */ || decl.kind === 234 /* ImportEqualsDeclaration */) { + if (decl.kind === 238 /* ImportClause */ || decl.kind === 241 /* ImportSpecifier */ || decl.kind === 236 /* ImportEqualsDeclaration */) { var importer = checker.getSymbolAtLocation(decl.name); var imported = checker.getAliasedSymbol(importer); return importer.name !== imported.name; @@ -71277,7 +77115,7 @@ var ts; if (text !== undefined) { containers.unshift(text); } - else if (declaration.name.kind === 142 /* ComputedPropertyName */) { + else if (declaration.name.kind === 143 /* ComputedPropertyName */) { return tryAddComputedPropertyName(declaration.name.expression, containers, /*includeLastPortion*/ true); } else { @@ -71298,7 +77136,7 @@ var ts; } return true; } - if (expression.kind === 177 /* PropertyAccessExpression */) { + if (expression.kind === 178 /* PropertyAccessExpression */) { var propertyAccess = expression; if (includeLastPortion) { containers.unshift(propertyAccess.name.text); @@ -71311,7 +77149,7 @@ var ts; var containers = []; // First, if we started with a computed property name, then add all but the last // portion into the container array. - if (declaration.name.kind === 142 /* ComputedPropertyName */) { + if (declaration.name.kind === 143 /* ComputedPropertyName */) { if (!tryAddComputedPropertyName(declaration.name.expression, containers, /*includeLastPortion*/ false)) { return undefined; } @@ -71357,7 +77195,7 @@ var ts; matchKind: ts.PatternMatchKind[rawItem.matchKind], isCaseSensitive: rawItem.isCaseSensitive, fileName: rawItem.fileName, - textSpan: ts.createTextSpanFromBounds(declaration.getStart(), declaration.getEnd()), + textSpan: ts.createTextSpanFromNode(declaration), // TODO(jfreeman): What should be the containerName when the container has a computed name? containerName: container && container.name ? container.name.text : "", containerKind: container && container.name ? ts.getNodeKind(container) : "" @@ -71373,22 +77211,61 @@ var ts; (function (ts) { var NavigationBar; (function (NavigationBar) { - function getNavigationBarItems(sourceFile) { + /** + * Matches all whitespace characters in a string. Eg: + * + * "app. + * + * onactivated" + * + * matches because of the newline, whereas + * + * "app.onactivated" + * + * does not match. + */ + var whiteSpaceRegex = /\s+/g; + // Keep sourceFile handy so we don't have to search for it every time we need to call `getText`. + var curCancellationToken; + var curSourceFile; + /** + * For performance, we keep navigation bar parents on a stack rather than passing them through each recursion. + * `parent` is the current parent and is *not* stored in parentsStack. + * `startNode` sets a new parent and `endNode` returns to the previous parent. + */ + var parentsStack = []; + var parent; + // NavigationBarItem requires an array, but will not mutate it, so just give it this for performance. + var emptyChildItemArray = []; + function getNavigationBarItems(sourceFile, cancellationToken) { + curCancellationToken = cancellationToken; curSourceFile = sourceFile; - var result = ts.map(topLevelItems(rootNavigationBarNode(sourceFile)), convertToTopLevelItem); - curSourceFile = undefined; - return result; + try { + return ts.map(topLevelItems(rootNavigationBarNode(sourceFile)), convertToTopLevelItem); + } + finally { + reset(); + } } NavigationBar.getNavigationBarItems = getNavigationBarItems; - function getNavigationTree(sourceFile) { + function getNavigationTree(sourceFile, cancellationToken) { + curCancellationToken = cancellationToken; curSourceFile = sourceFile; - var result = convertToTree(rootNavigationBarNode(sourceFile)); - curSourceFile = undefined; - return result; + try { + return convertToTree(rootNavigationBarNode(sourceFile)); + } + finally { + reset(); + } } NavigationBar.getNavigationTree = getNavigationTree; - // Keep sourceFile handy so we don't have to search for it every time we need to call `getText`. - var curSourceFile; + function reset() { + curSourceFile = undefined; + curCancellationToken = undefined; + parentsStack = []; + parent = undefined; + emptyChildItemArray = []; + } function nodeText(node) { return node.getText(curSourceFile); } @@ -71403,13 +77280,6 @@ var ts; parent.children = [child]; } } - /* - For performance, we keep navigation bar parents on a stack rather than passing them through each recursion. - `parent` is the current parent and is *not* stored in parentsStack. - `startNode` sets a new parent and `endNode` returns to the previous parent. - */ - var parentsStack = []; - var parent; function rootNavigationBarNode(sourceFile) { ts.Debug.assert(!parentsStack.length); var root = { node: sourceFile, additionalNodes: undefined, parent: undefined, children: undefined, indent: 0 }; @@ -71460,11 +77330,12 @@ var ts; } /** Look for navigation bar items in node's subtree, adding them to the current `parent`. */ function addChildrenRecursively(node) { + curCancellationToken.throwIfCancellationRequested(); if (!node || ts.isToken(node)) { return; } switch (node.kind) { - case 150 /* Constructor */: + case 151 /* Constructor */: // Get parameter properties, and treat them as being on the *same* level as the constructor, not under it. var ctr = node; addNodeWithRecursiveChild(ctr, ctr.body); @@ -71476,21 +77347,21 @@ var ts; } } break; - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 148 /* MethodSignature */: + case 150 /* MethodDeclaration */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 149 /* MethodSignature */: if (!ts.hasDynamicName(node)) { addNodeWithRecursiveChild(node, node.body); } break; - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: if (!ts.hasDynamicName(node)) { addLeafNode(node); } break; - case 236 /* ImportClause */: + case 238 /* ImportClause */: var importClause = node; // Handle default import case e.g.: // import d from "mod"; @@ -71502,7 +77373,7 @@ var ts; // import {a, b as B} from "mod"; var namedBindings = importClause.namedBindings; if (namedBindings) { - if (namedBindings.kind === 237 /* NamespaceImport */) { + if (namedBindings.kind === 239 /* NamespaceImport */) { addLeafNode(namedBindings); } else { @@ -71513,12 +77384,12 @@ var ts; } } break; - case 174 /* BindingElement */: - case 223 /* VariableDeclaration */: + case 175 /* BindingElement */: + case 225 /* VariableDeclaration */: var decl = node; - var name_47 = decl.name; - if (ts.isBindingPattern(name_47)) { - addChildrenRecursively(name_47); + var name = decl.name; + if (ts.isBindingPattern(name)) { + addChildrenRecursively(name); } else if (decl.initializer && isFunctionOrClassExpression(decl.initializer)) { // For `const x = function() {}`, just use the function node, not the const. @@ -71528,12 +77399,12 @@ var ts; addNodeWithRecursiveChild(decl, decl.initializer); } break; - case 185 /* ArrowFunction */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: + case 186 /* ArrowFunction */: + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: addNodeWithRecursiveChild(node, node.body); break; - case 229 /* EnumDeclaration */: + case 231 /* EnumDeclaration */: startNode(node); for (var _d = 0, _e = node.members; _d < _e.length; _d++) { var member = _e[_d]; @@ -71543,9 +77414,9 @@ var ts; } endNode(); break; - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 227 /* InterfaceDeclaration */: + case 228 /* ClassDeclaration */: + case 198 /* ClassExpression */: + case 229 /* InterfaceDeclaration */: startNode(node); for (var _f = 0, _g = node.members; _f < _g.length; _f++) { var member = _g[_f]; @@ -71553,21 +77424,21 @@ var ts; } endNode(); break; - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: addNodeWithRecursiveChild(node, getInteriorModule(node).body); break; - case 243 /* ExportSpecifier */: - case 234 /* ImportEqualsDeclaration */: - case 155 /* IndexSignature */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 228 /* TypeAliasDeclaration */: + case 245 /* ExportSpecifier */: + case 236 /* ImportEqualsDeclaration */: + case 156 /* IndexSignature */: + case 154 /* CallSignature */: + case 155 /* ConstructSignature */: + case 230 /* TypeAliasDeclaration */: addLeafNode(node); break; default: ts.forEach(node.jsDoc, function (jsDoc) { ts.forEach(jsDoc.tags, function (tag) { - if (tag.kind === 285 /* JSDocTypedefTag */) { + if (tag.kind === 289 /* JSDocTypedefTag */) { addLeafNode(tag); } }); @@ -71585,9 +77456,9 @@ var ts; // Anonymous items are never merged. return true; } - var itemsWithSameName = nameToItems[name]; + var itemsWithSameName = nameToItems.get(name); if (!itemsWithSameName) { - nameToItems[name] = child; + nameToItems.set(name, child); return true; } if (itemsWithSameName instanceof Array) { @@ -71605,7 +77476,7 @@ var ts; if (tryMerge(itemWithSameName, child)) { return false; } - nameToItems[name] = [itemWithSameName, child]; + nameToItems.set(name, [itemWithSameName, child]); return true; } function tryMerge(a, b) { @@ -71618,14 +77489,14 @@ var ts; }); /** a and b have the same name, but they may not be mergeable. */ function shouldReallyMerge(a, b) { - return a.kind === b.kind && (a.kind !== 230 /* ModuleDeclaration */ || areSameModule(a, b)); + return a.kind === b.kind && (a.kind !== 232 /* ModuleDeclaration */ || areSameModule(a, b)); // We use 1 NavNode to represent 'A.B.C', but there are multiple source nodes. // Only merge module nodes that have the same chain. Don't merge 'A.B.C' with 'A'! function areSameModule(a, b) { if (a.body.kind !== b.body.kind) { return false; } - if (a.body.kind !== 230 /* ModuleDeclaration */) { + if (a.body.kind !== 232 /* ModuleDeclaration */) { return true; } return areSameModule(a.body, b.body); @@ -71653,39 +77524,20 @@ var ts; function compareChildren(child1, child2) { var name1 = tryGetName(child1.node), name2 = tryGetName(child2.node); if (name1 && name2) { - var cmp = localeCompareFix(name1, name2); + var cmp = ts.compareStringsCaseInsensitive(name1, name2); return cmp !== 0 ? cmp : navigationBarNodeKind(child1) - navigationBarNodeKind(child2); } else { return name1 ? 1 : name2 ? -1 : navigationBarNodeKind(child1) - navigationBarNodeKind(child2); } } - // Intl is missing in Safari, and node 0.10 treats "a" as greater than "B". - var localeCompareIsCorrect = ts.collator && ts.collator.compare("a", "B") < 0; - var localeCompareFix = localeCompareIsCorrect ? ts.collator.compare : function (a, b) { - // This isn't perfect, but it passes all of our tests. - for (var i = 0; i < Math.min(a.length, b.length); i++) { - var chA = a.charAt(i), chB = b.charAt(i); - if (chA === "\"" && chB === "'") { - return 1; - } - if (chA === "'" && chB === "\"") { - return -1; - } - var cmp = ts.compareStrings(chA.toLocaleLowerCase(), chB.toLocaleLowerCase()); - if (cmp !== 0) { - return cmp; - } - } - return a.length - b.length; - }; /** * This differs from getItemName because this is just used for sorting. * We only sort nodes by name that have a more-or-less "direct" name, as opposed to `new()` and the like. * So `new()` can still come before an `aardvark` method. */ function tryGetName(node) { - if (node.kind === 230 /* ModuleDeclaration */) { + if (node.kind === 232 /* ModuleDeclaration */) { return getModuleName(node); } var decl = node; @@ -71693,18 +77545,18 @@ var ts; return ts.getPropertyNameForPropertyNameNode(decl.name); } switch (node.kind) { - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 197 /* ClassExpression */: + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: + case 198 /* ClassExpression */: return getFunctionOrClassName(node); - case 285 /* JSDocTypedefTag */: + case 289 /* JSDocTypedefTag */: return getJSDocTypedefTagName(node); default: return undefined; } } function getItemName(node) { - if (node.kind === 230 /* ModuleDeclaration */) { + if (node.kind === 232 /* ModuleDeclaration */) { return getModuleName(node); } var name = node.name; @@ -71715,16 +77567,16 @@ var ts; } } switch (node.kind) { - case 261 /* SourceFile */: + case 264 /* SourceFile */: var sourceFile = node; return ts.isExternalModule(sourceFile) ? "\"" + ts.escapeString(ts.getBaseFileName(ts.removeFileExtension(ts.normalizePath(sourceFile.fileName)))) + "\"" : "<global>"; - case 185 /* ArrowFunction */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: + case 186 /* ArrowFunction */: + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + case 228 /* ClassDeclaration */: + case 198 /* ClassExpression */: if (ts.getModifierFlags(node) & 512 /* Default */) { return "default"; } @@ -71732,15 +77584,15 @@ var ts; // (eg: "app\n.onactivated"), so we should remove the whitespace for readabiltiy in the // navigation bar. return getFunctionOrClassName(node); - case 150 /* Constructor */: + case 151 /* Constructor */: return "constructor"; - case 154 /* ConstructSignature */: + case 155 /* ConstructSignature */: return "new()"; - case 153 /* CallSignature */: + case 154 /* CallSignature */: return "()"; - case 155 /* IndexSignature */: + case 156 /* IndexSignature */: return "[]"; - case 285 /* JSDocTypedefTag */: + case 289 /* JSDocTypedefTag */: return getJSDocTypedefTagName(node); default: return "<unknown>"; @@ -71752,7 +77604,7 @@ var ts; } else { var parentNode = node.parent && node.parent.parent; - if (parentNode && parentNode.kind === 205 /* VariableStatement */) { + if (parentNode && parentNode.kind === 207 /* VariableStatement */) { if (parentNode.declarationList.declarations.length > 0) { var nameIdentifier = parentNode.declarationList.declarations[0].name; if (nameIdentifier.kind === 70 /* Identifier */) { @@ -71781,24 +77633,24 @@ var ts; return topLevel; function isTopLevel(item) { switch (navigationBarNodeKind(item)) { - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 229 /* EnumDeclaration */: - case 227 /* InterfaceDeclaration */: - case 230 /* ModuleDeclaration */: - case 261 /* SourceFile */: - case 228 /* TypeAliasDeclaration */: - case 285 /* JSDocTypedefTag */: + case 228 /* ClassDeclaration */: + case 198 /* ClassExpression */: + case 231 /* EnumDeclaration */: + case 229 /* InterfaceDeclaration */: + case 232 /* ModuleDeclaration */: + case 264 /* SourceFile */: + case 230 /* TypeAliasDeclaration */: + case 289 /* JSDocTypedefTag */: return true; - case 150 /* Constructor */: - case 149 /* MethodDeclaration */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 223 /* VariableDeclaration */: + case 151 /* Constructor */: + case 150 /* MethodDeclaration */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 225 /* VariableDeclaration */: return hasSomeImportantChild(item); - case 185 /* ArrowFunction */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: + case 186 /* ArrowFunction */: + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: return isTopLevelFunctionDeclaration(item); default: return false; @@ -71808,10 +77660,10 @@ var ts; return false; } switch (navigationBarNodeKind(item.parent)) { - case 231 /* ModuleBlock */: - case 261 /* SourceFile */: - case 149 /* MethodDeclaration */: - case 150 /* Constructor */: + case 233 /* ModuleBlock */: + case 264 /* SourceFile */: + case 150 /* MethodDeclaration */: + case 151 /* Constructor */: return true; default: return hasSomeImportantChild(item); @@ -71820,18 +77672,16 @@ var ts; function hasSomeImportantChild(item) { return ts.forEach(item.children, function (child) { var childKind = navigationBarNodeKind(child); - return childKind !== 223 /* VariableDeclaration */ && childKind !== 174 /* BindingElement */; + return childKind !== 225 /* VariableDeclaration */ && childKind !== 175 /* BindingElement */; }); } } } - // NavigationBarItem requires an array, but will not mutate it, so just give it this for performance. - var emptyChildItemArray = []; function convertToTree(n) { return { text: getItemName(n.node), kind: ts.getNodeKind(n.node), - kindModifiers: ts.getNodeModifiers(n.node), + kindModifiers: getModifiers(n.node), spans: getSpans(n), childItems: ts.map(n.children, convertToTree) }; @@ -71840,7 +77690,7 @@ var ts; return { text: getItemName(n.node), kind: ts.getNodeKind(n.node), - kindModifiers: ts.getNodeModifiers(n.node), + kindModifiers: getModifiers(n.node), spans: getSpans(n), childItems: ts.map(n.children, convertToChildItem) || emptyChildItemArray, indent: n.indent, @@ -71878,7 +77728,7 @@ var ts; // Otherwise, we need to aggregate each identifier to build up the qualified name. var result = []; result.push(moduleDeclaration.name.text); - while (moduleDeclaration.body && moduleDeclaration.body.kind === 230 /* ModuleDeclaration */) { + while (moduleDeclaration.body && moduleDeclaration.body.kind === 232 /* ModuleDeclaration */) { moduleDeclaration = moduleDeclaration.body; result.push(moduleDeclaration.name.text); } @@ -71889,28 +77739,34 @@ var ts; * We store 'A' as associated with a NavNode, and use getModuleName to traverse down again. */ function getInteriorModule(decl) { - return decl.body.kind === 230 /* ModuleDeclaration */ ? getInteriorModule(decl.body) : decl; + return decl.body.kind === 232 /* ModuleDeclaration */ ? getInteriorModule(decl.body) : decl; } function isComputedProperty(member) { - return !member.name || member.name.kind === 142 /* ComputedPropertyName */; + return !member.name || member.name.kind === 143 /* ComputedPropertyName */; } function getNodeSpan(node) { - return node.kind === 261 /* SourceFile */ + return node.kind === 264 /* SourceFile */ ? ts.createTextSpanFromBounds(node.getFullStart(), node.getEnd()) - : ts.createTextSpanFromBounds(node.getStart(curSourceFile), node.getEnd()); + : ts.createTextSpanFromNode(node, curSourceFile); + } + function getModifiers(node) { + if (node.parent && node.parent.kind === 225 /* VariableDeclaration */) { + node = node.parent; + } + return ts.getNodeModifiers(node); } function getFunctionOrClassName(node) { if (node.name && ts.getFullWidth(node.name) > 0) { return ts.declarationNameToString(node.name); } - else if (node.parent.kind === 223 /* VariableDeclaration */) { + else if (node.parent.kind === 225 /* VariableDeclaration */) { return ts.declarationNameToString(node.parent.name); } - else if (node.parent.kind === 192 /* BinaryExpression */ && + else if (node.parent.kind === 193 /* BinaryExpression */ && node.parent.operatorToken.kind === 57 /* EqualsToken */) { return nodeText(node.parent.left).replace(whiteSpaceRegex, ""); } - else if (node.parent.kind === 257 /* PropertyAssignment */ && node.parent.name) { + else if (node.parent.kind === 260 /* PropertyAssignment */ && node.parent.name) { return nodeText(node.parent.name); } else if (ts.getModifierFlags(node) & 512 /* Default */) { @@ -71921,22 +77777,8 @@ var ts; } } function isFunctionOrClassExpression(node) { - return node.kind === 184 /* FunctionExpression */ || node.kind === 185 /* ArrowFunction */ || node.kind === 197 /* ClassExpression */; + return node.kind === 185 /* FunctionExpression */ || node.kind === 186 /* ArrowFunction */ || node.kind === 198 /* ClassExpression */; } - /** - * Matches all whitespace characters in a string. Eg: - * - * "app. - * - * onactivated" - * - * matches because of the newline, whereas - * - * "app.onactivated" - * - * does not match. - */ - var whiteSpaceRegex = /\s+/g; })(NavigationBar = ts.NavigationBar || (ts.NavigationBar = {})); })(ts || (ts = {})); /* @internal */ @@ -71944,29 +77786,29 @@ var ts; (function (ts) { var OutliningElementsCollector; (function (OutliningElementsCollector) { - function collectElements(sourceFile) { + function collectElements(sourceFile, cancellationToken) { var elements = []; var collapseText = "..."; function addOutliningSpan(hintSpanNode, startElement, endElement, autoCollapse) { if (hintSpanNode && startElement && endElement) { - var span_12 = { + var span_13 = { textSpan: ts.createTextSpanFromBounds(startElement.pos, endElement.end), - hintSpan: ts.createTextSpanFromBounds(hintSpanNode.getStart(), hintSpanNode.end), + hintSpan: ts.createTextSpanFromNode(hintSpanNode, sourceFile), bannerText: collapseText, autoCollapse: autoCollapse }; - elements.push(span_12); + elements.push(span_13); } } function addOutliningSpanComments(commentSpan, autoCollapse) { if (commentSpan) { - var span_13 = { + var span_14 = { textSpan: ts.createTextSpanFromBounds(commentSpan.pos, commentSpan.end), hintSpan: ts.createTextSpanFromBounds(commentSpan.pos, commentSpan.end), bannerText: collapseText, autoCollapse: autoCollapse }; - elements.push(span_13); + elements.push(span_14); } } function addOutliningForLeadingCommentsForNode(n) { @@ -71978,6 +77820,7 @@ var ts; var singleLineCommentCount = 0; for (var _i = 0, comments_4 = comments; _i < comments_4.length; _i++) { var currentComment = comments_4[_i]; + cancellationToken.throwIfCancellationRequested(); // For single line comments, combine consecutive ones (2 or more) into // a single span from the start of the first till the end of the last if (currentComment.kind === 2 /* SingleLineCommentTrivia */) { @@ -72003,19 +77846,20 @@ var ts; // Only outline spans of two or more consecutive single line comments if (count > 1) { var multipleSingleLineComments = { + kind: 2 /* SingleLineCommentTrivia */, pos: start, end: end, - kind: 2 /* SingleLineCommentTrivia */ }; addOutliningSpanComments(multipleSingleLineComments, /*autoCollapse*/ false); } } function autoCollapse(node) { - return ts.isFunctionBlock(node) && node.parent.kind !== 185 /* ArrowFunction */; + return ts.isFunctionBlock(node) && node.parent.kind !== 186 /* ArrowFunction */; } var depth = 0; var maxDepth = 20; function walk(n) { + cancellationToken.throwIfCancellationRequested(); if (depth > maxDepth) { return; } @@ -72023,30 +77867,30 @@ var ts; addOutliningForLeadingCommentsForNode(n); } switch (n.kind) { - case 204 /* Block */: + case 206 /* Block */: if (!ts.isFunctionBlock(n)) { - var parent_19 = n.parent; + var parent = n.parent; var openBrace = ts.findChildOfKind(n, 16 /* OpenBraceToken */, sourceFile); var closeBrace = ts.findChildOfKind(n, 17 /* CloseBraceToken */, sourceFile); // Check if the block is standalone, or 'attached' to some parent statement. // If the latter, we want to collapse the block, but consider its hint span // to be the entire span of the parent. - if (parent_19.kind === 209 /* DoStatement */ || - parent_19.kind === 212 /* ForInStatement */ || - parent_19.kind === 213 /* ForOfStatement */ || - parent_19.kind === 211 /* ForStatement */ || - parent_19.kind === 208 /* IfStatement */ || - parent_19.kind === 210 /* WhileStatement */ || - parent_19.kind === 217 /* WithStatement */ || - parent_19.kind === 256 /* CatchClause */) { - addOutliningSpan(parent_19, openBrace, closeBrace, autoCollapse(n)); + if (parent.kind === 211 /* DoStatement */ || + parent.kind === 214 /* ForInStatement */ || + parent.kind === 215 /* ForOfStatement */ || + parent.kind === 213 /* ForStatement */ || + parent.kind === 210 /* IfStatement */ || + parent.kind === 212 /* WhileStatement */ || + parent.kind === 219 /* WithStatement */ || + parent.kind === 259 /* CatchClause */) { + addOutliningSpan(parent, openBrace, closeBrace, autoCollapse(n)); break; } - if (parent_19.kind === 221 /* TryStatement */) { + if (parent.kind === 223 /* TryStatement */) { // Could be the try-block, or the finally-block. - var tryStatement = parent_19; + var tryStatement = parent; if (tryStatement.tryBlock === n) { - addOutliningSpan(parent_19, openBrace, closeBrace, autoCollapse(n)); + addOutliningSpan(parent, openBrace, closeBrace, autoCollapse(n)); break; } else if (tryStatement.finallyBlock === n) { @@ -72056,36 +77900,37 @@ var ts; break; } } + // fall through. } // Block was a standalone block. In this case we want to only collapse // the span of the block, independent of any parent span. - var span_14 = ts.createTextSpanFromBounds(n.getStart(), n.end); + var span_15 = ts.createTextSpanFromNode(n); elements.push({ - textSpan: span_14, - hintSpan: span_14, + textSpan: span_15, + hintSpan: span_15, bannerText: collapseText, autoCollapse: autoCollapse(n) }); break; } - // Fallthrough. - case 231 /* ModuleBlock */: { + // falls through + case 233 /* ModuleBlock */: { var openBrace = ts.findChildOfKind(n, 16 /* OpenBraceToken */, sourceFile); var closeBrace = ts.findChildOfKind(n, 17 /* CloseBraceToken */, sourceFile); addOutliningSpan(n.parent, openBrace, closeBrace, autoCollapse(n)); break; } - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: - case 229 /* EnumDeclaration */: - case 176 /* ObjectLiteralExpression */: - case 232 /* CaseBlock */: { + case 228 /* ClassDeclaration */: + case 229 /* InterfaceDeclaration */: + case 231 /* EnumDeclaration */: + case 177 /* ObjectLiteralExpression */: + case 234 /* CaseBlock */: { var openBrace = ts.findChildOfKind(n, 16 /* OpenBraceToken */, sourceFile); var closeBrace = ts.findChildOfKind(n, 17 /* CloseBraceToken */, sourceFile); addOutliningSpan(n, openBrace, closeBrace, autoCollapse(n)); break; } - case 175 /* ArrayLiteralExpression */: + case 176 /* ArrayLiteralExpression */: var openBracket = ts.findChildOfKind(n, 20 /* OpenBracketToken */, sourceFile); var closeBracket = ts.findChildOfKind(n, 21 /* CloseBracketToken */, sourceFile); addOutliningSpan(n, openBracket, closeBracket, autoCollapse(n)); @@ -72181,10 +78026,11 @@ var ts; return totalMatch; } function getWordSpans(word) { - if (!(word in stringToWordSpans)) { - stringToWordSpans[word] = breakIntoWordSpans(word); + var spans = stringToWordSpans.get(word); + if (!spans) { + stringToWordSpans.set(word, spans = breakIntoWordSpans(word)); } - return stringToWordSpans[word]; + return spans; } function matchTextChunk(candidate, chunk, punctuationStripped) { var index = indexOfIgnoringCase(candidate, chunk.textLowerCase); @@ -72212,10 +78058,10 @@ var ts; // But we would match 'FooAttribute' (since 'Attribute' starts with 'a'). var wordSpans = getWordSpans(candidate); for (var _i = 0, wordSpans_1 = wordSpans; _i < wordSpans_1.length; _i++) { - var span_15 = wordSpans_1[_i]; - if (partStartsWith(candidate, span_15, chunk.text, /*ignoreCase:*/ true)) { + var span_16 = wordSpans_1[_i]; + if (partStartsWith(candidate, span_16, chunk.text, /*ignoreCase:*/ true)) { return createPatternMatch(PatternMatchKind.substring, punctuationStripped, - /*isCaseSensitive:*/ partStartsWith(candidate, span_15, chunk.text, /*ignoreCase:*/ false)); + /*isCaseSensitive:*/ partStartsWith(candidate, span_16, chunk.text, /*ignoreCase:*/ false)); } } } @@ -72465,7 +78311,8 @@ var ts; } // Assumes 'value' is already lowercase. function indexOfIgnoringCase(string, value) { - for (var i = 0, n = string.length - value.length; i <= n; i++) { + var n = string.length - value.length; + for (var i = 0; i <= n; i++) { if (startsWithIgnoringCase(string, value, i)) { return i; } @@ -72474,7 +78321,7 @@ var ts; } // Assumes 'value' is already lowercase. function startsWithIgnoringCase(string, value, start) { - for (var i = 0, n = value.length; i < n; i++) { + for (var i = 0; i < value.length; i++) { var ch1 = toLowerCase(string.charCodeAt(i + start)); var ch2 = value.charCodeAt(i); if (ch1 !== ch2) { @@ -72546,7 +78393,7 @@ var ts; function breakIntoSpans(identifier, word) { var result = []; var wordStart = 0; - for (var i = 1, n = identifier.length; i < n; i++) { + for (var i = 1; i < identifier.length; i++) { var lastIsDigit = isDigit(identifier.charCodeAt(i - 1)); var currentIsDigit = isDigit(identifier.charCodeAt(i)); var hasTransitionFromLowerToUpper = transitionFromLowerToUpper(identifier, word, i); @@ -72758,7 +78605,7 @@ var ts; else { if (token === 70 /* Identifier */ || ts.isKeyword(token)) { token = nextToken(); - if (token === 138 /* FromKeyword */) { + if (token === 139 /* FromKeyword */) { token = nextToken(); if (token === 9 /* StringLiteral */) { // import d from "mod"; @@ -72789,7 +78636,7 @@ var ts; } if (token === 17 /* CloseBraceToken */) { token = nextToken(); - if (token === 138 /* FromKeyword */) { + if (token === 139 /* FromKeyword */) { token = nextToken(); if (token === 9 /* StringLiteral */) { // import {a as A} from "mod"; @@ -72805,7 +78652,7 @@ var ts; token = nextToken(); if (token === 70 /* Identifier */ || ts.isKeyword(token)) { token = nextToken(); - if (token === 138 /* FromKeyword */) { + if (token === 139 /* FromKeyword */) { token = nextToken(); if (token === 9 /* StringLiteral */) { // import * as NS from "mod" @@ -72835,7 +78682,7 @@ var ts; } if (token === 17 /* CloseBraceToken */) { token = nextToken(); - if (token === 138 /* FromKeyword */) { + if (token === 139 /* FromKeyword */) { token = nextToken(); if (token === 9 /* StringLiteral */) { // export {a as A} from "mod"; @@ -72847,7 +78694,7 @@ var ts; } else if (token === 38 /* AsteriskToken */) { token = nextToken(); - if (token === 138 /* FromKeyword */) { + if (token === 139 /* FromKeyword */) { token = nextToken(); if (token === 9 /* StringLiteral */) { // export * from "mod" @@ -72999,93 +78846,89 @@ var ts; var Rename; (function (Rename) { function getRenameInfo(typeChecker, defaultLibFileName, getCanonicalFileName, sourceFile, position) { - var canonicalDefaultLibName = getCanonicalFileName(ts.normalizePath(defaultLibFileName)); + var getCanonicalDefaultLibName = ts.memoize(function () { return getCanonicalFileName(ts.normalizePath(defaultLibFileName)); }); var node = ts.getTouchingWord(sourceFile, position, /*includeJsDocComment*/ true); - if (node) { - if (node.kind === 70 /* Identifier */ || - node.kind === 9 /* StringLiteral */ || - ts.isLiteralNameOfPropertyDeclarationOrIndexAccess(node) || - ts.isThis(node)) { - var symbol = typeChecker.getSymbolAtLocation(node); - // Only allow a symbol to be renamed if it actually has at least one declaration. - if (symbol) { - var declarations = symbol.getDeclarations(); - if (declarations && declarations.length > 0) { - // Disallow rename for elements that are defined in the standard TypeScript library. - if (ts.forEach(declarations, isDefinedInLibraryFile)) { - return getRenameInfoError(ts.getLocaleSpecificMessage(ts.Diagnostics.You_cannot_rename_elements_that_are_defined_in_the_standard_TypeScript_library)); - } - var displayName = ts.stripQuotes(ts.getDeclaredName(typeChecker, symbol, node)); - var kind = ts.SymbolDisplay.getSymbolKind(typeChecker, symbol, node); - if (kind) { - return { - canRename: true, - kind: kind, - displayName: displayName, - localizedErrorMessage: undefined, - fullDisplayName: typeChecker.getFullyQualifiedName(symbol), - kindModifiers: ts.SymbolDisplay.getSymbolModifiers(symbol), - triggerSpan: createTriggerSpanForNode(node, sourceFile) - }; - } - } - } - else if (node.kind === 9 /* StringLiteral */) { - var type = ts.getStringLiteralTypeForNode(node, typeChecker); - if (type) { - if (isDefinedInLibraryFile(node)) { - return getRenameInfoError(ts.getLocaleSpecificMessage(ts.Diagnostics.You_cannot_rename_elements_that_are_defined_in_the_standard_TypeScript_library)); - } - else { - var displayName = ts.stripQuotes(type.text); - return { - canRename: true, - kind: ts.ScriptElementKind.variableElement, - displayName: displayName, - localizedErrorMessage: undefined, - fullDisplayName: displayName, - kindModifiers: ts.ScriptElementKindModifier.none, - triggerSpan: createTriggerSpanForNode(node, sourceFile) - }; - } - } - } + var renameInfo = node && nodeIsEligibleForRename(node) + ? getRenameInfoForNode(node, typeChecker, sourceFile, isDefinedInLibraryFile) + : undefined; + return renameInfo || getRenameInfoError(ts.Diagnostics.You_cannot_rename_this_element); + function isDefinedInLibraryFile(declaration) { + if (!defaultLibFileName) { + return false; } + var sourceFile = declaration.getSourceFile(); + var canonicalName = getCanonicalFileName(ts.normalizePath(sourceFile.fileName)); + return canonicalName === getCanonicalDefaultLibName(); } - return getRenameInfoError(ts.getLocaleSpecificMessage(ts.Diagnostics.You_cannot_rename_this_element)); - function getRenameInfoError(localizedErrorMessage) { - return { - canRename: false, - localizedErrorMessage: localizedErrorMessage, - displayName: undefined, - fullDisplayName: undefined, - kind: undefined, - kindModifiers: undefined, - triggerSpan: undefined - }; - } - function isDefinedInLibraryFile(declaration) { - if (defaultLibFileName) { - var sourceFile_1 = declaration.getSourceFile(); - var canonicalName = getCanonicalFileName(ts.normalizePath(sourceFile_1.fileName)); - if (canonicalName === canonicalDefaultLibName) { - return true; + } + Rename.getRenameInfo = getRenameInfo; + function getRenameInfoForNode(node, typeChecker, sourceFile, isDefinedInLibraryFile) { + var symbol = typeChecker.getSymbolAtLocation(node); + // Only allow a symbol to be renamed if it actually has at least one declaration. + if (symbol) { + var declarations = symbol.getDeclarations(); + if (declarations && declarations.length > 0) { + // Disallow rename for elements that are defined in the standard TypeScript library. + if (ts.some(declarations, isDefinedInLibraryFile)) { + return getRenameInfoError(ts.Diagnostics.You_cannot_rename_elements_that_are_defined_in_the_standard_TypeScript_library); + } + // Cannot rename `default` as in `import { default as foo } from "./someModule"; + if (node.kind === 70 /* Identifier */ && + node.originalKeywordKind === 78 /* DefaultKeyword */ && + symbol.parent.flags & 1536 /* Module */) { + return undefined; } + var displayName = ts.stripQuotes(ts.getDeclaredName(typeChecker, symbol, node)); + var kind = ts.SymbolDisplay.getSymbolKind(typeChecker, symbol, node); + return kind ? getRenameInfoSuccess(displayName, typeChecker.getFullyQualifiedName(symbol), kind, ts.SymbolDisplay.getSymbolModifiers(symbol), node, sourceFile) : undefined; } - return false; } - function createTriggerSpanForNode(node, sourceFile) { - var start = node.getStart(sourceFile); - var width = node.getWidth(sourceFile); - if (node.kind === 9 /* StringLiteral */) { - // Exclude the quotes - start += 1; - width -= 2; + else if (node.kind === 9 /* StringLiteral */) { + if (isDefinedInLibraryFile(node)) { + return getRenameInfoError(ts.Diagnostics.You_cannot_rename_elements_that_are_defined_in_the_standard_TypeScript_library); } - return ts.createTextSpan(start, width); + var displayName = ts.stripQuotes(node.text); + return getRenameInfoSuccess(displayName, displayName, ts.ScriptElementKind.variableElement, ts.ScriptElementKindModifier.none, node, sourceFile); } } - Rename.getRenameInfo = getRenameInfo; + function getRenameInfoSuccess(displayName, fullDisplayName, kind, kindModifiers, node, sourceFile) { + return { + canRename: true, + kind: kind, + displayName: displayName, + localizedErrorMessage: undefined, + fullDisplayName: fullDisplayName, + kindModifiers: kindModifiers, + triggerSpan: createTriggerSpanForNode(node, sourceFile) + }; + } + function getRenameInfoError(diagnostic) { + return { + canRename: false, + localizedErrorMessage: ts.getLocaleSpecificMessage(diagnostic), + displayName: undefined, + fullDisplayName: undefined, + kind: undefined, + kindModifiers: undefined, + triggerSpan: undefined + }; + } + function createTriggerSpanForNode(node, sourceFile) { + var start = node.getStart(sourceFile); + var width = node.getWidth(sourceFile); + if (node.kind === 9 /* StringLiteral */) { + // Exclude the quotes + start += 1; + width -= 2; + } + return ts.createTextSpan(start, width); + } + function nodeIsEligibleForRename(node) { + return node.kind === 70 /* Identifier */ || + node.kind === 9 /* StringLiteral */ || + ts.isLiteralNameOfPropertyDeclarationOrIndexAccess(node) || + ts.isThis(node); + } })(Rename = ts.Rename || (ts.Rename = {})); })(ts || (ts = {})); ///<reference path='services.ts' /> @@ -73140,7 +78983,7 @@ var ts; // stack++; // break; // case TypeScript.SyntaxKind.CommaToken: - // if (stack == 0) { + // if (stack === 0) { // argumentIndex++; // } // break; @@ -73232,6 +79075,7 @@ var ts; ArgumentListKind[ArgumentListKind["TypeArguments"] = 0] = "TypeArguments"; ArgumentListKind[ArgumentListKind["CallArguments"] = 1] = "CallArguments"; ArgumentListKind[ArgumentListKind["TaggedTemplateArguments"] = 2] = "TaggedTemplateArguments"; + ArgumentListKind[ArgumentListKind["JSXAttributesArguments"] = 3] = "JSXAttributesArguments"; })(ArgumentListKind = SignatureHelp.ArgumentListKind || (SignatureHelp.ArgumentListKind = {})); function getSignatureHelpItems(program, sourceFile, position, cancellationToken) { var typeChecker = program.getTypeChecker(); @@ -73263,7 +79107,7 @@ var ts; } SignatureHelp.getSignatureHelpItems = getSignatureHelpItems; function createJavaScriptSignatureHelpItems(argumentInfo, program) { - if (argumentInfo.invocation.kind !== 179 /* CallExpression */) { + if (argumentInfo.invocation.kind !== 180 /* CallExpression */) { return undefined; } // See if we can find some symbol with the call expression name that has call signatures. @@ -73271,7 +79115,7 @@ var ts; var expression = callExpression.expression; var name = expression.kind === 70 /* Identifier */ ? expression - : expression.kind === 177 /* PropertyAccessExpression */ + : expression.kind === 178 /* PropertyAccessExpression */ ? expression.name : undefined; if (!name || !name.text) { @@ -73281,10 +79125,10 @@ var ts; for (var _i = 0, _a = program.getSourceFiles(); _i < _a.length; _i++) { var sourceFile = _a[_i]; var nameToDeclarations = sourceFile.getNamedDeclarations(); - var declarations = nameToDeclarations[name.text]; + var declarations = nameToDeclarations.get(name.text); if (declarations) { - for (var _b = 0, declarations_10 = declarations; _b < declarations_10.length; _b++) { - var declaration = declarations_10[_b]; + for (var _b = 0, declarations_13 = declarations; _b < declarations_13.length; _b++) { + var declaration = declarations_13[_b]; var symbol = declaration.symbol; if (symbol) { var type = typeChecker.getTypeOfSymbolAtLocation(symbol, declaration); @@ -73304,21 +79148,21 @@ var ts; * in the argument of an invocation; returns undefined otherwise. */ function getImmediatelyContainingArgumentInfo(node, position, sourceFile) { - if (node.parent.kind === 179 /* CallExpression */ || node.parent.kind === 180 /* NewExpression */) { + if (node.parent.kind === 180 /* CallExpression */ || node.parent.kind === 181 /* NewExpression */) { var callExpression = node.parent; // There are 3 cases to handle: - // 1. The token introduces a list, and should begin a sig help session + // 1. The token introduces a list, and should begin a signature help session // 2. The token is either not associated with a list, or ends a list, so the session should end - // 3. The token is buried inside a list, and should give sig help + // 3. The token is buried inside a list, and should give signature help // // The following are examples of each: // // Case 1: - // foo<#T, U>(#a, b) -> The token introduces a list, and should begin a sig help session + // foo<#T, U>(#a, b) -> The token introduces a list, and should begin a signature help session // Case 2: // fo#o<T, U>#(a, b)# -> The token is either not associated with a list, or ends a list, so the session should end // Case 3: - // foo<T#, U#>(a#, #b#) -> The token is buried inside a list, and should give sig help + // foo<T#, U#>(a#, #b#) -> The token is buried inside a list, and should give signature help // Find out if 'node' is an argument, a type argument, or neither if (node.kind === 26 /* LessThanToken */ || node.kind === 18 /* OpenParenToken */) { @@ -73337,7 +79181,7 @@ var ts; } // findListItemInfo can return undefined if we are not in parent's argument list // or type argument list. This includes cases where the cursor is: - // - To the right of the closing paren, non-substitution template, or template tail. + // - To the right of the closing parenthesis, non-substitution template, or template tail. // - Between the type arguments and the arguments (greater than token) // - On the target of the call (parent.func) // - On the 'new' keyword in a 'new' expression @@ -73358,25 +79202,25 @@ var ts; } return undefined; } - else if (node.kind === 12 /* NoSubstitutionTemplateLiteral */ && node.parent.kind === 181 /* TaggedTemplateExpression */) { + else if (node.kind === 12 /* NoSubstitutionTemplateLiteral */ && node.parent.kind === 182 /* TaggedTemplateExpression */) { // Check if we're actually inside the template; // otherwise we'll fall out and return undefined. if (ts.isInsideTemplateLiteral(node, position)) { return getArgumentListInfoForTemplate(node.parent, /*argumentIndex*/ 0, sourceFile); } } - else if (node.kind === 13 /* TemplateHead */ && node.parent.parent.kind === 181 /* TaggedTemplateExpression */) { + else if (node.kind === 13 /* TemplateHead */ && node.parent.parent.kind === 182 /* TaggedTemplateExpression */) { var templateExpression = node.parent; var tagExpression = templateExpression.parent; - ts.Debug.assert(templateExpression.kind === 194 /* TemplateExpression */); + ts.Debug.assert(templateExpression.kind === 195 /* TemplateExpression */); var argumentIndex = ts.isInsideTemplateLiteral(node, position) ? 0 : 1; return getArgumentListInfoForTemplate(tagExpression, argumentIndex, sourceFile); } - else if (node.parent.kind === 202 /* TemplateSpan */ && node.parent.parent.parent.kind === 181 /* TaggedTemplateExpression */) { + else if (node.parent.kind === 204 /* TemplateSpan */ && node.parent.parent.parent.kind === 182 /* TaggedTemplateExpression */) { var templateSpan = node.parent; var templateExpression = templateSpan.parent; var tagExpression = templateExpression.parent; - ts.Debug.assert(templateExpression.kind === 194 /* TemplateExpression */); + ts.Debug.assert(templateExpression.kind === 195 /* TemplateExpression */); // If we're just after a template tail, don't show signature help. if (node.kind === 15 /* TemplateTail */ && !ts.isInsideTemplateLiteral(node, position)) { return undefined; @@ -73385,8 +79229,25 @@ var ts; var argumentIndex = getArgumentIndexForTemplatePiece(spanIndex, node, position); return getArgumentListInfoForTemplate(tagExpression, argumentIndex, sourceFile); } + else if (node.parent && ts.isJsxOpeningLikeElement(node.parent)) { + // Provide a signature help for JSX opening element or JSX self-closing element. + // This is not guarantee that JSX tag-name is resolved into stateless function component. (that is done in "getSignatureHelpItems") + // i.e + // export function MainButton(props: ButtonProps, context: any): JSX.Element { ... } + // <MainButton /*signatureHelp*/ + var attributeSpanStart = node.parent.attributes.getFullStart(); + var attributeSpanEnd = ts.skipTrivia(sourceFile.text, node.parent.attributes.getEnd(), /*stopAfterLineBreak*/ false); + return { + kind: 3 /* JSXAttributesArguments */, + invocation: node.parent, + argumentsSpan: ts.createTextSpan(attributeSpanStart, attributeSpanEnd - attributeSpanStart), + argumentIndex: 0, + argumentCount: 1 + }; + } return undefined; } + SignatureHelp.getImmediatelyContainingArgumentInfo = getImmediatelyContainingArgumentInfo; function getArgumentIndex(argumentsList, node) { // The list we got back can include commas. In the presence of errors it may // also just have nodes without commas. For example "Foo(a b c)" will have 3 @@ -73422,7 +79283,7 @@ var ts; // // Note: this subtlety only applies to the last comma. If you had "Foo(a,," then // we'll have: 'a' '<comma>' '<missing>' - // That will give us 2 non-commas. We then add one for the last comma, givin us an + // That will give us 2 non-commas. We then add one for the last comma, giving us an // arg count of 3. var listChildren = argumentsList.getChildren(); var argumentCount = ts.countWhere(listChildren, function (arg) { return arg.kind !== 25 /* CommaToken */; }); @@ -73494,7 +79355,7 @@ var ts; // // This is because a Missing node has no width. However, what we actually want is to include trivia // leading up to the next token in case the user is about to type in a TemplateMiddle or TemplateTail. - if (template.kind === 194 /* TemplateExpression */) { + if (template.kind === 195 /* TemplateExpression */) { var lastSpan = ts.lastOrUndefined(template.templateSpans); if (lastSpan.literal.getFullWidth() === 0) { applicableSpanEnd = ts.skipTrivia(sourceFile.text, applicableSpanEnd, /*stopAfterLineBreak*/ false); @@ -73503,7 +79364,7 @@ var ts; return ts.createTextSpan(applicableSpanStart, applicableSpanEnd - applicableSpanStart); } function getContainingArgumentInfo(node, position, sourceFile) { - for (var n = node; n.kind !== 261 /* SourceFile */; n = n.parent) { + for (var n = node; n.kind !== 264 /* SourceFile */; n = n.parent) { if (ts.isFunctionBlock(n)) { return undefined; } @@ -73516,6 +79377,7 @@ var ts; if (argumentInfo) { return argumentInfo; } + // TODO: Handle generic call with incomplete syntax } return undefined; } @@ -73596,7 +79458,8 @@ var ts; suffixDisplayParts: suffixDisplayParts, separatorDisplayParts: [ts.punctuationPart(25 /* CommaToken */), ts.spacePart()], parameters: signatureHelpParameters, - documentation: candidateSignature.getDocumentationComment() + documentation: candidateSignature.getDocumentationComment(), + tags: candidateSignature.getJsDocTags() }; }); var argumentIndex = argumentListInfo.argumentIndex; @@ -73646,9 +79509,9 @@ var ts; (function (SymbolDisplay) { // TODO(drosen): use contextual SemanticMeaning. function getSymbolKind(typeChecker, symbol, location) { - var flags = symbol.getFlags(); + var flags = symbol.flags; if (flags & 32 /* Class */) - return ts.getDeclarationOfKind(symbol, 197 /* ClassExpression */) ? + return ts.getDeclarationOfKind(symbol, 198 /* ClassExpression */) ? ts.ScriptElementKind.localClassElement : ts.ScriptElementKind.classElement; if (flags & 384 /* Enum */) return ts.ScriptElementKind.enumElement; @@ -73658,12 +79521,12 @@ var ts; return ts.ScriptElementKind.interfaceElement; if (flags & 262144 /* TypeParameter */) return ts.ScriptElementKind.typeParameterElement; - var result = getSymbolKindOfConstructorPropertyMethodAccessorFunctionOrVar(typeChecker, symbol, flags, location); + var result = getSymbolKindOfConstructorPropertyMethodAccessorFunctionOrVar(typeChecker, symbol, location); if (result === ts.ScriptElementKind.unknown) { if (flags & 262144 /* TypeParameter */) return ts.ScriptElementKind.typeParameterElement; if (flags & 8 /* EnumMember */) - return ts.ScriptElementKind.variableElement; + return ts.ScriptElementKind.enumMemberElement; if (flags & 8388608 /* Alias */) return ts.ScriptElementKind.alias; if (flags & 1536 /* Module */) @@ -73672,7 +79535,7 @@ var ts; return result; } SymbolDisplay.getSymbolKind = getSymbolKind; - function getSymbolKindOfConstructorPropertyMethodAccessorFunctionOrVar(typeChecker, symbol, flags, location) { + function getSymbolKindOfConstructorPropertyMethodAccessorFunctionOrVar(typeChecker, symbol, location) { if (typeChecker.isUndefinedSymbol(symbol)) { return ts.ScriptElementKind.variableElement; } @@ -73682,6 +79545,7 @@ var ts; if (location.kind === 98 /* ThisKeyword */ && ts.isExpression(location)) { return ts.ScriptElementKind.parameterElement; } + var flags = symbol.flags; if (flags & 3 /* Variable */) { if (ts.isFirstDeclarationOfSymbolParameter(symbol)) { return ts.ScriptElementKind.parameterElement; @@ -73705,7 +79569,7 @@ var ts; if (flags & 16384 /* Constructor */) return ts.ScriptElementKind.constructorImplementationElement; if (flags & 4 /* Property */) { - if (flags & 268435456 /* SyntheticProperty */) { + if (flags & 134217728 /* Transient */ && symbol.checkFlags & 6 /* Synthetic */) { // If union property is result of union of non method (property/accessors/variables), it is labeled as property var unionPropertyKind = ts.forEach(typeChecker.getRootSymbols(symbol), function (rootSymbol) { var rootSymbolFlags = rootSymbol.getFlags(); @@ -73725,6 +79589,9 @@ var ts; } return unionPropertyKind; } + if (location.parent && ts.isJsxAttribute(location.parent)) { + return ts.ScriptElementKind.jsxAttribute; + } return ts.ScriptElementKind.memberVariableElement; } return ts.ScriptElementKind.unknown; @@ -73740,8 +79607,9 @@ var ts; if (semanticMeaning === void 0) { semanticMeaning = ts.getMeaningFromLocation(location); } var displayParts = []; var documentation; + var tags; var symbolFlags = symbol.flags; - var symbolKind = getSymbolKindOfConstructorPropertyMethodAccessorFunctionOrVar(typeChecker, symbol, symbolFlags, location); + var symbolKind = getSymbolKindOfConstructorPropertyMethodAccessorFunctionOrVar(typeChecker, symbol, location); var hasAddedSymbolInfo; var isThisExpression = location.kind === 98 /* ThisKeyword */ && ts.isExpression(location); var type; @@ -73754,7 +79622,7 @@ var ts; var signature = void 0; type = isThisExpression ? typeChecker.getTypeAtLocation(location) : typeChecker.getTypeOfSymbolAtLocation(symbol, location); if (type) { - if (location.parent && location.parent.kind === 177 /* PropertyAccessExpression */) { + if (location.parent && location.parent.kind === 178 /* PropertyAccessExpression */) { var right = location.parent.name; // Either the location is on the right of a property access, or on the left and the right is missing if (right === location || (right && right.getFullWidth() === 0)) { @@ -73762,21 +79630,24 @@ var ts; } } // try get the call/construct signature from the type if it matches - var callExpression = void 0; - if (location.kind === 179 /* CallExpression */ || location.kind === 180 /* NewExpression */) { - callExpression = location; + var callExpressionLike = void 0; + if (location.kind === 180 /* CallExpression */ || location.kind === 181 /* NewExpression */) { + callExpressionLike = location; } else if (ts.isCallExpressionTarget(location) || ts.isNewExpressionTarget(location)) { - callExpression = location.parent; + callExpressionLike = location.parent; + } + else if (location.parent && ts.isJsxOpeningLikeElement(location.parent) && ts.isFunctionLike(symbol.valueDeclaration)) { + callExpressionLike = location.parent; } - if (callExpression) { + if (callExpressionLike) { var candidateSignatures = []; - signature = typeChecker.getResolvedSignature(callExpression, candidateSignatures); + signature = typeChecker.getResolvedSignature(callExpressionLike, candidateSignatures); if (!signature && candidateSignatures.length) { // Use the first candidate: signature = candidateSignatures[0]; } - var useConstructSignatures = callExpression.kind === 180 /* NewExpression */ || callExpression.expression.kind === 96 /* SuperKeyword */; + var useConstructSignatures = callExpressionLike.kind === 181 /* NewExpression */ || (ts.isCallExpression(callExpressionLike) && callExpressionLike.expression.kind === 96 /* SuperKeyword */); var allSignatures = useConstructSignatures ? type.getConstructSignatures() : type.getCallSignatures(); if (!ts.contains(allSignatures, signature.target) && !ts.contains(allSignatures, signature)) { // Get the first signature if there is one -- allSignatures may contain @@ -73803,6 +79674,7 @@ var ts; addPrefixForAnyFunctionOrVar(symbol, symbolKind); } switch (symbolKind) { + case ts.ScriptElementKind.jsxAttribute: case ts.ScriptElementKind.memberVariableElement: case ts.ScriptElementKind.variableElement: case ts.ScriptElementKind.constElement: @@ -73829,24 +79701,24 @@ var ts; } } else if ((ts.isNameOfFunctionDeclaration(location) && !(symbol.flags & 98304 /* Accessor */)) || - (location.kind === 122 /* ConstructorKeyword */ && location.parent.kind === 150 /* Constructor */)) { + (location.kind === 122 /* ConstructorKeyword */ && location.parent.kind === 151 /* Constructor */)) { // get the signature from the declaration and write it var functionDeclaration = location.parent; - var allSignatures = functionDeclaration.kind === 150 /* Constructor */ ? type.getNonNullableType().getConstructSignatures() : type.getNonNullableType().getCallSignatures(); + var allSignatures = functionDeclaration.kind === 151 /* Constructor */ ? type.getNonNullableType().getConstructSignatures() : type.getNonNullableType().getCallSignatures(); if (!typeChecker.isImplementationOfOverload(functionDeclaration)) { signature = typeChecker.getSignatureFromDeclaration(functionDeclaration); } else { signature = allSignatures[0]; } - if (functionDeclaration.kind === 150 /* Constructor */) { + if (functionDeclaration.kind === 151 /* Constructor */) { // show (constructor) Type(...) signature symbolKind = ts.ScriptElementKind.constructorImplementationElement; addPrefixForAnyFunctionOrVar(type.symbol, symbolKind); } else { // (function/method) symbol(..signature) - addPrefixForAnyFunctionOrVar(functionDeclaration.kind === 153 /* CallSignature */ && + addPrefixForAnyFunctionOrVar(functionDeclaration.kind === 154 /* CallSignature */ && !(type.symbol.flags & 2048 /* TypeLiteral */ || type.symbol.flags & 4096 /* ObjectLiteral */) ? type.symbol : symbol, symbolKind); } addSignatureDisplayParts(signature, allSignatures); @@ -73855,7 +79727,7 @@ var ts; } } if (symbolFlags & 32 /* Class */ && !hasAddedSymbolInfo && !isThisExpression) { - if (ts.getDeclarationOfKind(symbol, 197 /* ClassExpression */)) { + if (ts.getDeclarationOfKind(symbol, 198 /* ClassExpression */)) { // Special case for class expressions because we would like to indicate that // the class name is local to the class body (similar to function expression) // (local class) class <className> @@ -73878,7 +79750,7 @@ var ts; } if (symbolFlags & 524288 /* TypeAlias */) { addNewLineIfDisplayPartsExist(); - displayParts.push(ts.keywordPart(136 /* TypeKeyword */)); + displayParts.push(ts.keywordPart(137 /* TypeKeyword */)); displayParts.push(ts.spacePart()); addFullSymbolName(symbol); writeTypeParametersOfSymbol(symbol, sourceFile); @@ -73899,7 +79771,7 @@ var ts; } if (symbolFlags & 1536 /* Module */) { addNewLineIfDisplayPartsExist(); - var declaration = ts.getDeclarationOfKind(symbol, 230 /* ModuleDeclaration */); + var declaration = ts.getDeclarationOfKind(symbol, 232 /* ModuleDeclaration */); var isNamespace = declaration && declaration.name && declaration.name.kind === 70 /* Identifier */; displayParts.push(ts.keywordPart(isNamespace ? 128 /* NamespaceKeyword */ : 127 /* ModuleKeyword */)); displayParts.push(ts.spacePart()); @@ -73920,28 +79792,28 @@ var ts; } else { // Method/function type parameter - var declaration = ts.getDeclarationOfKind(symbol, 143 /* TypeParameter */); + var declaration = ts.getDeclarationOfKind(symbol, 144 /* TypeParameter */); ts.Debug.assert(declaration !== undefined); declaration = declaration.parent; if (declaration) { if (ts.isFunctionLikeKind(declaration.kind)) { addInPrefix(); var signature = typeChecker.getSignatureFromDeclaration(declaration); - if (declaration.kind === 154 /* ConstructSignature */) { + if (declaration.kind === 155 /* ConstructSignature */) { displayParts.push(ts.keywordPart(93 /* NewKeyword */)); displayParts.push(ts.spacePart()); } - else if (declaration.kind !== 153 /* CallSignature */ && declaration.name) { + else if (declaration.kind !== 154 /* CallSignature */ && declaration.name) { addFullSymbolName(declaration.symbol); } ts.addRange(displayParts, ts.signatureToDisplayParts(typeChecker, signature, sourceFile, 32 /* WriteTypeArgumentsOfSignature */)); } - else if (declaration.kind === 228 /* TypeAliasDeclaration */) { + else if (declaration.kind === 230 /* TypeAliasDeclaration */) { // Type alias type parameter // For example // type list<T> = T[]; // Both T will go through same code path addInPrefix(); - displayParts.push(ts.keywordPart(136 /* TypeKeyword */)); + displayParts.push(ts.keywordPart(137 /* TypeKeyword */)); displayParts.push(ts.spacePart()); addFullSymbolName(declaration.symbol); writeTypeParametersOfSymbol(declaration.symbol, sourceFile); @@ -73950,9 +79822,10 @@ var ts; } } if (symbolFlags & 8 /* EnumMember */) { + symbolKind = ts.ScriptElementKind.enumMemberElement; addPrefixForAnyFunctionOrVar(symbol, "enum member"); var declaration = symbol.declarations[0]; - if (declaration.kind === 260 /* EnumMember */) { + if (declaration.kind === 263 /* EnumMember */) { var constantValue = typeChecker.getConstantValue(declaration); if (constantValue !== undefined) { displayParts.push(ts.spacePart()); @@ -73964,7 +79837,7 @@ var ts; } if (symbolFlags & 8388608 /* Alias */) { addNewLineIfDisplayPartsExist(); - if (symbol.declarations[0].kind === 233 /* NamespaceExportDeclaration */) { + if (symbol.declarations[0].kind === 235 /* NamespaceExportDeclaration */) { displayParts.push(ts.keywordPart(83 /* ExportKeyword */)); displayParts.push(ts.spacePart()); displayParts.push(ts.keywordPart(128 /* NamespaceKeyword */)); @@ -73975,7 +79848,7 @@ var ts; displayParts.push(ts.spacePart()); addFullSymbolName(symbol); ts.forEach(symbol.declarations, function (declaration) { - if (declaration.kind === 234 /* ImportEqualsDeclaration */) { + if (declaration.kind === 236 /* ImportEqualsDeclaration */) { var importEqualsDeclaration = declaration; if (ts.isExternalModuleImportEqualsDeclaration(importEqualsDeclaration)) { displayParts.push(ts.spacePart()); @@ -74011,6 +79884,7 @@ var ts; } // For properties, variables and local vars: show the type if (symbolKind === ts.ScriptElementKind.memberVariableElement || + symbolKind === ts.ScriptElementKind.jsxAttribute || symbolFlags & 3 /* Variable */ || symbolKind === ts.ScriptElementKind.localVariableElement || isThisExpression) { @@ -74044,14 +79918,15 @@ var ts; } if (!documentation) { documentation = symbol.getDocumentationComment(); + tags = symbol.getJsDocTags(); if (documentation.length === 0 && symbol.flags & 4 /* Property */) { - // For some special property access expressions like `experts.foo = foo` or `module.exports.foo = foo` + // For some special property access expressions like `exports.foo = foo` or `module.exports.foo = foo` // there documentation comments might be attached to the right hand side symbol of their declarations. // The pattern of such special property access is that the parent symbol is the symbol of the file. - if (symbol.parent && ts.forEach(symbol.parent.declarations, function (declaration) { return declaration.kind === 261 /* SourceFile */; })) { + if (symbol.parent && ts.forEach(symbol.parent.declarations, function (declaration) { return declaration.kind === 264 /* SourceFile */; })) { for (var _i = 0, _a = symbol.declarations; _i < _a.length; _i++) { var declaration = _a[_i]; - if (!declaration.parent || declaration.parent.kind !== 192 /* BinaryExpression */) { + if (!declaration.parent || declaration.parent.kind !== 193 /* BinaryExpression */) { continue; } var rhsSymbol = typeChecker.getSymbolAtLocation(declaration.parent.right); @@ -74059,6 +79934,7 @@ var ts; continue; } documentation = rhsSymbol.getDocumentationComment(); + tags = rhsSymbol.getJsDocTags(); if (documentation.length > 0) { break; } @@ -74066,7 +79942,7 @@ var ts; } } } - return { displayParts: displayParts, documentation: documentation, symbolKind: symbolKind }; + return { displayParts: displayParts, documentation: documentation, symbolKind: symbolKind, tags: tags }; function addNewLineIfDisplayPartsExist() { if (displayParts.length) { displayParts.push(ts.lineBreakPart()); @@ -74117,6 +79993,7 @@ var ts; displayParts.push(ts.punctuationPart(19 /* CloseParenToken */)); } documentation = signature.getDocumentationComment(); + tags = signature.getJsDocTags(); } function writeTypeParametersOfSymbol(symbol, enclosingDeclaration) { var typeParameterParts = ts.mapToDisplayParts(function (writer) { @@ -74132,16 +80009,16 @@ var ts; } return ts.forEach(symbol.declarations, function (declaration) { // Function expressions are local - if (declaration.kind === 184 /* FunctionExpression */) { + if (declaration.kind === 185 /* FunctionExpression */) { return true; } - if (declaration.kind !== 223 /* VariableDeclaration */ && declaration.kind !== 225 /* FunctionDeclaration */) { + if (declaration.kind !== 225 /* VariableDeclaration */ && declaration.kind !== 227 /* FunctionDeclaration */) { return false; } // If the parent is not sourceFile or module block it is local variable - for (var parent_20 = declaration.parent; !ts.isFunctionBlock(parent_20); parent_20 = parent_20.parent) { + for (var parent = declaration.parent; !ts.isFunctionBlock(parent); parent = parent.parent) { // Reached source file or module block - if (parent_20.kind === 261 /* SourceFile */ || parent_20.kind === 231 /* ModuleBlock */) { + if (parent.kind === 264 /* SourceFile */ || parent.kind === 233 /* ModuleBlock */) { return false; } } @@ -74194,7 +80071,7 @@ var ts; sourceFile.moduleName = transpileOptions.moduleName; } if (transpileOptions.renamedDependencies) { - sourceFile.renamedDependencies = ts.createMap(transpileOptions.renamedDependencies); + sourceFile.renamedDependencies = ts.createMapFromTemplate(transpileOptions.renamedDependencies); } var newLine = ts.getNewLineCharacter(options); // Output @@ -74246,13 +80123,14 @@ var ts; ts.transpile = transpile; var commandLineOptionsStringToEnum; /** JS users may pass in string values for enum compiler options (such as ModuleKind), so convert. */ + /*@internal*/ function fixupCompilerOptions(options, diagnostics) { // Lazily create this value to fix module loading errors. commandLineOptionsStringToEnum = commandLineOptionsStringToEnum || ts.filter(ts.optionDeclarations, function (o) { - return typeof o.type === "object" && !ts.forEachProperty(o.type, function (v) { return typeof v !== "number"; }); + return typeof o.type === "object" && !ts.forEachEntry(o.type, function (v) { return typeof v !== "number"; }); }); options = ts.clone(options); - var _loop_4 = function (opt) { + var _loop_5 = function (opt) { if (!ts.hasProperty(options, opt.name)) { return "continue"; } @@ -74263,7 +80141,7 @@ var ts; options[opt.name] = ts.parseCustomTypeOption(opt, value, diagnostics); } else { - if (!ts.forEachProperty(opt.type, function (v) { return v === value; })) { + if (!ts.forEachEntry(opt.type, function (v) { return v === value; })) { // Supplied value isn't a valid enum value. diagnostics.push(ts.createCompilerDiagnosticForInvalidCustomType(opt)); } @@ -74271,10 +80149,11 @@ var ts; }; for (var _i = 0, commandLineOptionsStringToEnum_1 = commandLineOptionsStringToEnum; _i < commandLineOptionsStringToEnum_1.length; _i++) { var opt = commandLineOptionsStringToEnum_1[_i]; - _loop_4(opt); + _loop_5(opt); } return options; } + ts.fixupCompilerOptions = fixupCompilerOptions; })(ts || (ts = {})); /// <reference path="formatting.ts"/> /// <reference path="..\..\compiler\scanner.ts"/> @@ -74298,10 +80177,10 @@ var ts; ScanAction[ScanAction["RescanJsxIdentifier"] = 4] = "RescanJsxIdentifier"; ScanAction[ScanAction["RescanJsxText"] = 5] = "RescanJsxText"; })(ScanAction || (ScanAction = {})); - function getFormattingScanner(sourceFile, startPos, endPos) { + function getFormattingScanner(text, languageVariant, startPos, endPos) { ts.Debug.assert(scanner === undefined, "Scanner should be undefined"); - scanner = sourceFile.languageVariant === 1 /* JSX */ ? jsxScanner : standardScanner; - scanner.setText(sourceFile.text); + scanner = languageVariant === 1 /* JSX */ ? jsxScanner : standardScanner; + scanner.setText(text); scanner.setTextPos(startPos); var wasNewLine = true; var leadingTrivia; @@ -74379,10 +80258,10 @@ var ts; function shouldRescanJsxIdentifier(node) { if (node.parent) { switch (node.parent.kind) { - case 250 /* JsxAttribute */: - case 248 /* JsxOpeningElement */: - case 249 /* JsxClosingElement */: - case 247 /* JsxSelfClosingElement */: + case 252 /* JsxAttribute */: + case 250 /* JsxOpeningElement */: + case 251 /* JsxClosingElement */: + case 249 /* JsxSelfClosingElement */: return node.kind === 70 /* Identifier */; } } @@ -74503,8 +80382,8 @@ var ts; } function isOnToken() { ts.Debug.assert(scanner !== undefined); - var current = (lastTokenInfo && lastTokenInfo.token.kind) || scanner.getToken(); - var startPos = (lastTokenInfo && lastTokenInfo.token.pos) || scanner.getStartPos(); + var current = lastTokenInfo ? lastTokenInfo.token.kind : scanner.getToken(); + var startPos = lastTokenInfo ? lastTokenInfo.token.pos : scanner.getStartPos(); return startPos < endPos && current !== 1 /* EndOfFileToken */ && !ts.isTrivia(current); } // when containing node in the tree is token @@ -74794,11 +80673,11 @@ var ts; this.NoSpaceAfterQuestionMark = new formatting.Rule(formatting.RuleDescriptor.create3(54 /* QuestionToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); this.SpaceAfterSemicolon = new formatting.Rule(formatting.RuleDescriptor.create3(24 /* SemicolonToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); // Space after }. - this.SpaceAfterCloseBrace = new formatting.Rule(formatting.RuleDescriptor.create3(17 /* CloseBraceToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsAfterCodeBlockContext), 2 /* Space */)); + this.SpaceAfterCloseBrace = new formatting.Rule(formatting.RuleDescriptor.create3(17 /* CloseBraceToken */, formatting.Shared.TokenRange.FromRange(0 /* FirstToken */, 141 /* LastToken */, [19 /* CloseParenToken */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsAfterCodeBlockContext), 2 /* Space */)); // Special case for (}, else) and (}, while) since else & while tokens are not part of the tree which makes SpaceAfterCloseBrace rule not applied this.SpaceBetweenCloseBraceAndElse = new formatting.Rule(formatting.RuleDescriptor.create1(17 /* CloseBraceToken */, 81 /* ElseKeyword */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); this.SpaceBetweenCloseBraceAndWhile = new formatting.Rule(formatting.RuleDescriptor.create1(17 /* CloseBraceToken */, 105 /* WhileKeyword */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - this.NoSpaceAfterCloseBrace = new formatting.Rule(formatting.RuleDescriptor.create3(17 /* CloseBraceToken */, formatting.Shared.TokenRange.FromTokens([19 /* CloseParenToken */, 21 /* CloseBracketToken */, 25 /* CommaToken */, 24 /* SemicolonToken */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + this.NoSpaceAfterCloseBrace = new formatting.Rule(formatting.RuleDescriptor.create3(17 /* CloseBraceToken */, formatting.Shared.TokenRange.FromTokens([21 /* CloseBracketToken */, 25 /* CommaToken */, 24 /* SemicolonToken */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); // No space for dot this.NoSpaceBeforeDot = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 22 /* DotToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); this.NoSpaceAfterDot = new formatting.Rule(formatting.RuleDescriptor.create3(22 /* DotToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); @@ -74815,10 +80694,10 @@ var ts; this.ControlOpenBraceLeftTokenRange = formatting.Shared.TokenRange.FromTokens([19 /* CloseParenToken */, 3 /* MultiLineCommentTrivia */, 80 /* DoKeyword */, 101 /* TryKeyword */, 86 /* FinallyKeyword */, 81 /* ElseKeyword */]); this.SpaceBeforeOpenBraceInControl = new formatting.Rule(formatting.RuleDescriptor.create2(this.ControlOpenBraceLeftTokenRange, 16 /* OpenBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsControlDeclContext, Rules.IsNotFormatOnEnter, Rules.IsSameLineTokenOrBeforeMultilineBlockContext), 2 /* Space */), 1 /* CanDeleteNewLines */); // Insert a space after { and before } in single-line contexts, but remove space from empty object literals {}. - this.SpaceAfterOpenBrace = new formatting.Rule(formatting.RuleDescriptor.create3(16 /* OpenBraceToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsSingleLineBlockContext), 2 /* Space */)); - this.SpaceBeforeCloseBrace = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 17 /* CloseBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsSingleLineBlockContext), 2 /* Space */)); - this.NoSpaceAfterOpenBrace = new formatting.Rule(formatting.RuleDescriptor.create3(16 /* OpenBraceToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsSingleLineBlockContext), 8 /* Delete */)); - this.NoSpaceBeforeCloseBrace = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 17 /* CloseBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsSingleLineBlockContext), 8 /* Delete */)); + this.SpaceAfterOpenBrace = new formatting.Rule(formatting.RuleDescriptor.create3(16 /* OpenBraceToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsBraceWrappedContext), 2 /* Space */)); + this.SpaceBeforeCloseBrace = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 17 /* CloseBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsBraceWrappedContext), 2 /* Space */)); + this.NoSpaceAfterOpenBrace = new formatting.Rule(formatting.RuleDescriptor.create3(16 /* OpenBraceToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + this.NoSpaceBeforeCloseBrace = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 17 /* CloseBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); this.NoSpaceBetweenEmptyBraceBrackets = new formatting.Rule(formatting.RuleDescriptor.create1(16 /* OpenBraceToken */, 17 /* CloseBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsObjectContext), 8 /* Delete */)); // Insert new line after { and before } in multi-line contexts. this.NewLineAfterOpenBraceInBlockContext = new formatting.Rule(formatting.RuleDescriptor.create3(16 /* OpenBraceToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsMultilineBlockContext), 4 /* NewLine */)); @@ -74848,6 +80727,7 @@ var ts; this.SpaceAfterLetConstInVariableDeclaration = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.FromTokens([109 /* LetKeyword */, 75 /* ConstKeyword */]), formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsStartOfVariableDeclarationList), 2 /* Space */)); this.NoSpaceBeforeOpenParenInFuncCall = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 18 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsFunctionCallOrNewContext, Rules.IsPreviousTokenNotComma), 8 /* Delete */)); this.SpaceAfterFunctionInFuncDecl = new formatting.Rule(formatting.RuleDescriptor.create3(88 /* FunctionKeyword */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsFunctionDeclContext), 2 /* Space */)); + this.SpaceBeforeOpenParenInFuncDecl = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 18 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsFunctionDeclContext), 2 /* Space */)); this.NoSpaceBeforeOpenParenInFuncDecl = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 18 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsFunctionDeclContext), 8 /* Delete */)); this.SpaceAfterVoidOperator = new formatting.Rule(formatting.RuleDescriptor.create3(104 /* VoidKeyword */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsVoidOpContext), 2 /* Space */)); this.NoSpaceBetweenReturnAndSemicolon = new formatting.Rule(formatting.RuleDescriptor.create1(95 /* ReturnKeyword */, 24 /* SemicolonToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); @@ -74858,18 +80738,19 @@ var ts; this.SpaceAfterTryFinally = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.FromTokens([101 /* TryKeyword */, 86 /* FinallyKeyword */]), 16 /* OpenBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); // get x() {} // set x(val) {} - this.SpaceAfterGetSetInMember = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.FromTokens([124 /* GetKeyword */, 133 /* SetKeyword */]), 70 /* Identifier */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsFunctionDeclContext), 2 /* Space */)); + this.SpaceAfterGetSetInMember = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.FromTokens([124 /* GetKeyword */, 134 /* SetKeyword */]), 70 /* Identifier */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsFunctionDeclContext), 2 /* Space */)); // Special case for binary operators (that are keywords). For these we have to add a space and shouldn't follow any user options. this.SpaceBeforeBinaryKeywordOperator = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.Any, formatting.Shared.TokenRange.BinaryKeywordOperators), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 2 /* Space */)); this.SpaceAfterBinaryKeywordOperator = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.BinaryKeywordOperators, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsBinaryOpContext), 2 /* Space */)); // TypeScript-specific higher priority rules // Treat constructor as an identifier in a function declaration, and remove spaces between constructor and following left parentheses + this.SpaceAfterConstructor = new formatting.Rule(formatting.RuleDescriptor.create1(122 /* ConstructorKeyword */, 18 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); this.NoSpaceAfterConstructor = new formatting.Rule(formatting.RuleDescriptor.create1(122 /* ConstructorKeyword */, 18 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); // Use of module as a function call. e.g.: import m2 = module("m2"); this.NoSpaceAfterModuleImport = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.FromTokens([127 /* ModuleKeyword */, 131 /* RequireKeyword */]), 18 /* OpenParenToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); // Add a space around certain TypeScript keywords - this.SpaceAfterCertainTypeScriptKeywords = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.FromTokens([116 /* AbstractKeyword */, 74 /* ClassKeyword */, 123 /* DeclareKeyword */, 78 /* DefaultKeyword */, 82 /* EnumKeyword */, 83 /* ExportKeyword */, 84 /* ExtendsKeyword */, 124 /* GetKeyword */, 107 /* ImplementsKeyword */, 90 /* ImportKeyword */, 108 /* InterfaceKeyword */, 127 /* ModuleKeyword */, 128 /* NamespaceKeyword */, 111 /* PrivateKeyword */, 113 /* PublicKeyword */, 112 /* ProtectedKeyword */, 133 /* SetKeyword */, 114 /* StaticKeyword */, 136 /* TypeKeyword */, 138 /* FromKeyword */]), formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); - this.SpaceBeforeCertainTypeScriptKeywords = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.Any, formatting.Shared.TokenRange.FromTokens([84 /* ExtendsKeyword */, 107 /* ImplementsKeyword */, 138 /* FromKeyword */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + this.SpaceAfterCertainTypeScriptKeywords = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.FromTokens([116 /* AbstractKeyword */, 74 /* ClassKeyword */, 123 /* DeclareKeyword */, 78 /* DefaultKeyword */, 82 /* EnumKeyword */, 83 /* ExportKeyword */, 84 /* ExtendsKeyword */, 124 /* GetKeyword */, 107 /* ImplementsKeyword */, 90 /* ImportKeyword */, 108 /* InterfaceKeyword */, 127 /* ModuleKeyword */, 128 /* NamespaceKeyword */, 111 /* PrivateKeyword */, 113 /* PublicKeyword */, 112 /* ProtectedKeyword */, 130 /* ReadonlyKeyword */, 134 /* SetKeyword */, 114 /* StaticKeyword */, 137 /* TypeKeyword */, 139 /* FromKeyword */, 126 /* KeyOfKeyword */]), formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); + this.SpaceBeforeCertainTypeScriptKeywords = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.Any, formatting.Shared.TokenRange.FromTokens([84 /* ExtendsKeyword */, 107 /* ImplementsKeyword */, 139 /* FromKeyword */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); // Treat string literals in module names as identifiers, and add a space between the literal and the opening Brace braces, e.g.: module "m2" { this.SpaceAfterModuleName = new formatting.Rule(formatting.RuleDescriptor.create1(9 /* StringLiteral */, 16 /* OpenBraceToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsModuleDeclContext), 2 /* Space */)); // Lambda expressions @@ -74889,7 +80770,7 @@ var ts; // decorators this.SpaceBeforeAt = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 56 /* AtToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 2 /* Space */)); this.NoSpaceAfterAt = new formatting.Rule(formatting.RuleDescriptor.create3(56 /* AtToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); - this.SpaceAfterDecorator = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.Any, formatting.Shared.TokenRange.FromTokens([116 /* AbstractKeyword */, 70 /* Identifier */, 83 /* ExportKeyword */, 78 /* DefaultKeyword */, 74 /* ClassKeyword */, 114 /* StaticKeyword */, 113 /* PublicKeyword */, 111 /* PrivateKeyword */, 112 /* ProtectedKeyword */, 124 /* GetKeyword */, 133 /* SetKeyword */, 20 /* OpenBracketToken */, 38 /* AsteriskToken */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsEndOfDecoratorContextOnSameLine), 2 /* Space */)); + this.SpaceAfterDecorator = new formatting.Rule(formatting.RuleDescriptor.create4(formatting.Shared.TokenRange.Any, formatting.Shared.TokenRange.FromTokens([116 /* AbstractKeyword */, 70 /* Identifier */, 83 /* ExportKeyword */, 78 /* DefaultKeyword */, 74 /* ClassKeyword */, 114 /* StaticKeyword */, 113 /* PublicKeyword */, 111 /* PrivateKeyword */, 112 /* ProtectedKeyword */, 124 /* GetKeyword */, 134 /* SetKeyword */, 20 /* OpenBracketToken */, 38 /* AsteriskToken */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsEndOfDecoratorContextOnSameLine), 2 /* Space */)); this.NoSpaceBetweenFunctionKeywordAndStar = new formatting.Rule(formatting.RuleDescriptor.create1(88 /* FunctionKeyword */, 38 /* AsteriskToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsFunctionDeclarationOrFunctionExpressionContext), 8 /* Delete */)); this.SpaceAfterStarInGeneratorDeclaration = new formatting.Rule(formatting.RuleDescriptor.create3(38 /* AsteriskToken */, formatting.Shared.TokenRange.FromTokens([70 /* Identifier */, 18 /* OpenParenToken */])), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsFunctionDeclarationOrFunctionExpressionContext), 2 /* Space */)); this.NoSpaceBetweenYieldKeywordAndStar = new formatting.Rule(formatting.RuleDescriptor.create1(115 /* YieldKeyword */, 38 /* AsteriskToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsYieldOrYieldStarWithOperand), 8 /* Delete */)); @@ -74905,6 +80786,8 @@ var ts; this.NoSpaceBeforeGreaterThanTokenInJsxOpeningElement = new formatting.Rule(formatting.RuleDescriptor.create1(40 /* SlashToken */, 28 /* GreaterThanToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsJsxSelfClosingElementContext, Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); this.NoSpaceBeforeEqualInJsxAttribute = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 57 /* EqualsToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsJsxAttributeContext, Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); this.NoSpaceAfterEqualInJsxAttribute = new formatting.Rule(formatting.RuleDescriptor.create3(57 /* EqualsToken */, formatting.Shared.TokenRange.Any), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsJsxAttributeContext, Rules.IsNonJsxSameLineTokenContext), 8 /* Delete */)); + // No space before non-null assertion operator + this.NoSpaceBeforeNonNullAssertionOperator = new formatting.Rule(formatting.RuleDescriptor.create2(formatting.Shared.TokenRange.Any, 50 /* ExclamationToken */), formatting.RuleOperation.create2(new formatting.RuleOperationContext(Rules.IsNonJsxSameLineTokenContext, Rules.IsNonNullAssertionContext), 8 /* Delete */)); // These rules are higher in priority than user-configurable rules. this.HighPriorityCommonRules = [ this.IgnoreBeforeComment, this.IgnoreAfterLineComment, @@ -74935,7 +80818,7 @@ var ts; this.SpaceBeforeJsxAttribute, this.SpaceBeforeSlashInJsxOpeningElement, this.NoSpaceBeforeGreaterThanTokenInJsxOpeningElement, this.NoSpaceBeforeEqualInJsxAttribute, this.NoSpaceAfterEqualInJsxAttribute, // TypeScript-specific rules - this.NoSpaceAfterConstructor, this.NoSpaceAfterModuleImport, + this.NoSpaceAfterModuleImport, this.SpaceAfterCertainTypeScriptKeywords, this.SpaceBeforeCertainTypeScriptKeywords, this.SpaceAfterModuleName, this.SpaceBeforeArrow, this.SpaceAfterArrow, @@ -74950,6 +80833,7 @@ var ts; this.SpaceBeforeAt, this.NoSpaceAfterAt, this.SpaceAfterDecorator, + this.NoSpaceBeforeNonNullAssertionOperator ]; // These rules are lower in priority than user-configurable rules. this.LowPriorityCommonRules = [ @@ -74959,7 +80843,6 @@ var ts; this.NoSpaceBeforeOpenBracket, this.NoSpaceAfterCloseBracket, this.SpaceAfterSemicolon, - this.NoSpaceBeforeOpenParenInFuncDecl, this.SpaceBetweenStatements, this.SpaceAfterTryFinally ]; /// @@ -75017,9 +80900,9 @@ var ts; } Rules.prototype.getRuleName = function (rule) { var o = this; - for (var name_48 in o) { - if (o[name_48] === rule) { - return name_48; + for (var name in o) { + if (o[name] === rule) { + return name; } } throw new Error("Unknown rule"); @@ -75028,42 +80911,44 @@ var ts; /// Contexts /// Rules.IsForContext = function (context) { - return context.contextNode.kind === 211 /* ForStatement */; + return context.contextNode.kind === 213 /* ForStatement */; }; Rules.IsNotForContext = function (context) { return !Rules.IsForContext(context); }; Rules.IsBinaryOpContext = function (context) { switch (context.contextNode.kind) { - case 192 /* BinaryExpression */: - case 193 /* ConditionalExpression */: - case 200 /* AsExpression */: - case 243 /* ExportSpecifier */: - case 239 /* ImportSpecifier */: - case 156 /* TypePredicate */: - case 164 /* UnionType */: - case 165 /* IntersectionType */: + case 193 /* BinaryExpression */: + case 194 /* ConditionalExpression */: + case 201 /* AsExpression */: + case 245 /* ExportSpecifier */: + case 241 /* ImportSpecifier */: + case 157 /* TypePredicate */: + case 165 /* UnionType */: + case 166 /* IntersectionType */: return true; // equals in binding elements: function foo([[x, y] = [1, 2]]) - case 174 /* BindingElement */: + case 175 /* BindingElement */: // equals in type X = ... - case 228 /* TypeAliasDeclaration */: + case 230 /* TypeAliasDeclaration */: // equal in import a = module('a'); - case 234 /* ImportEqualsDeclaration */: + case 236 /* ImportEqualsDeclaration */: // equal in let a = 0; - case 223 /* VariableDeclaration */: + case 225 /* VariableDeclaration */: // equal in p = 0; - case 144 /* Parameter */: - case 260 /* EnumMember */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 145 /* Parameter */: + case 263 /* EnumMember */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: return context.currentTokenSpan.kind === 57 /* EqualsToken */ || context.nextTokenSpan.kind === 57 /* EqualsToken */; // "in" keyword in for (let x in []) { } - case 212 /* ForInStatement */: + case 214 /* ForInStatement */: + // "in" keyword in [P in keyof T]: T[P] + case 144 /* TypeParameter */: return context.currentTokenSpan.kind === 91 /* InKeyword */ || context.nextTokenSpan.kind === 91 /* InKeyword */; // Technically, "of" is not a binary operator, but format it the same way as "in" - case 213 /* ForOfStatement */: - return context.currentTokenSpan.kind === 140 /* OfKeyword */ || context.nextTokenSpan.kind === 140 /* OfKeyword */; + case 215 /* ForOfStatement */: + return context.currentTokenSpan.kind === 141 /* OfKeyword */ || context.nextTokenSpan.kind === 141 /* OfKeyword */; } return false; }; @@ -75071,7 +80956,7 @@ var ts; return !Rules.IsBinaryOpContext(context); }; Rules.IsConditionalOperatorContext = function (context) { - return context.contextNode.kind === 193 /* ConditionalExpression */; + return context.contextNode.kind === 194 /* ConditionalExpression */; }; Rules.IsSameLineTokenOrBeforeMultilineBlockContext = function (context) { //// This check is mainly used inside SpaceBeforeOpenBraceInControl and SpaceBeforeOpenBraceInFunction. @@ -75092,6 +80977,9 @@ var ts; //// * ) and { are on different lines. We only need to format if the block is multiline context. So in this case we format. return context.TokensAreOnSameLine() || Rules.IsBeforeMultilineBlockContext(context); }; + Rules.IsBraceWrappedContext = function (context) { + return context.contextNode.kind === 173 /* ObjectBindingPattern */ || Rules.IsSingleLineBlockContext(context); + }; // This check is done before an open brace in a control construct, a function, or a typescript block declaration Rules.IsBeforeMultilineBlockContext = function (context) { return Rules.IsBeforeBlockContext(context) && !(context.NextNodeAllOnSameLine() || context.NextNodeBlockIsOnOneLine()); @@ -75115,97 +81003,103 @@ var ts; return true; } switch (node.kind) { - case 204 /* Block */: - case 232 /* CaseBlock */: - case 176 /* ObjectLiteralExpression */: - case 231 /* ModuleBlock */: + case 206 /* Block */: + case 234 /* CaseBlock */: + case 177 /* ObjectLiteralExpression */: + case 233 /* ModuleBlock */: return true; } return false; }; Rules.IsFunctionDeclContext = function (context) { switch (context.contextNode.kind) { - case 225 /* FunctionDeclaration */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 227 /* FunctionDeclaration */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: // case SyntaxKind.MemberFunctionDeclaration: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: // case SyntaxKind.MethodSignature: - case 153 /* CallSignature */: - case 184 /* FunctionExpression */: - case 150 /* Constructor */: - case 185 /* ArrowFunction */: + case 154 /* CallSignature */: + case 185 /* FunctionExpression */: + case 151 /* Constructor */: + case 186 /* ArrowFunction */: // case SyntaxKind.ConstructorDeclaration: // case SyntaxKind.SimpleArrowFunctionExpression: // case SyntaxKind.ParenthesizedArrowFunctionExpression: - case 227 /* InterfaceDeclaration */: + case 229 /* InterfaceDeclaration */: return true; } return false; }; Rules.IsFunctionDeclarationOrFunctionExpressionContext = function (context) { - return context.contextNode.kind === 225 /* FunctionDeclaration */ || context.contextNode.kind === 184 /* FunctionExpression */; + return context.contextNode.kind === 227 /* FunctionDeclaration */ || context.contextNode.kind === 185 /* FunctionExpression */; }; Rules.IsTypeScriptDeclWithBlockContext = function (context) { return Rules.NodeIsTypeScriptDeclWithBlockContext(context.contextNode); }; Rules.NodeIsTypeScriptDeclWithBlockContext = function (node) { switch (node.kind) { - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 227 /* InterfaceDeclaration */: - case 229 /* EnumDeclaration */: - case 161 /* TypeLiteral */: - case 230 /* ModuleDeclaration */: - case 241 /* ExportDeclaration */: - case 242 /* NamedExports */: - case 235 /* ImportDeclaration */: - case 238 /* NamedImports */: + case 228 /* ClassDeclaration */: + case 198 /* ClassExpression */: + case 229 /* InterfaceDeclaration */: + case 231 /* EnumDeclaration */: + case 162 /* TypeLiteral */: + case 232 /* ModuleDeclaration */: + case 243 /* ExportDeclaration */: + case 244 /* NamedExports */: + case 237 /* ImportDeclaration */: + case 240 /* NamedImports */: return true; } return false; }; Rules.IsAfterCodeBlockContext = function (context) { switch (context.currentTokenParent.kind) { - case 226 /* ClassDeclaration */: - case 230 /* ModuleDeclaration */: - case 229 /* EnumDeclaration */: - case 204 /* Block */: - case 256 /* CatchClause */: - case 231 /* ModuleBlock */: - case 218 /* SwitchStatement */: + case 228 /* ClassDeclaration */: + case 232 /* ModuleDeclaration */: + case 231 /* EnumDeclaration */: + case 259 /* CatchClause */: + case 233 /* ModuleBlock */: + case 220 /* SwitchStatement */: return true; + case 206 /* Block */: { + var blockParent = context.currentTokenParent.parent; + if (blockParent.kind !== 186 /* ArrowFunction */ && + blockParent.kind !== 185 /* FunctionExpression */) { + return true; + } + } } return false; }; Rules.IsControlDeclContext = function (context) { switch (context.contextNode.kind) { - case 208 /* IfStatement */: - case 218 /* SwitchStatement */: - case 211 /* ForStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 210 /* WhileStatement */: - case 221 /* TryStatement */: - case 209 /* DoStatement */: - case 217 /* WithStatement */: + case 210 /* IfStatement */: + case 220 /* SwitchStatement */: + case 213 /* ForStatement */: + case 214 /* ForInStatement */: + case 215 /* ForOfStatement */: + case 212 /* WhileStatement */: + case 223 /* TryStatement */: + case 211 /* DoStatement */: + case 219 /* WithStatement */: // TODO // case SyntaxKind.ElseClause: - case 256 /* CatchClause */: + case 259 /* CatchClause */: return true; default: return false; } }; Rules.IsObjectContext = function (context) { - return context.contextNode.kind === 176 /* ObjectLiteralExpression */; + return context.contextNode.kind === 177 /* ObjectLiteralExpression */; }; Rules.IsFunctionCallContext = function (context) { - return context.contextNode.kind === 179 /* CallExpression */; + return context.contextNode.kind === 180 /* CallExpression */; }; Rules.IsNewContext = function (context) { - return context.contextNode.kind === 180 /* NewExpression */; + return context.contextNode.kind === 181 /* NewExpression */; }; Rules.IsFunctionCallOrNewContext = function (context) { return Rules.IsFunctionCallContext(context) || Rules.IsNewContext(context); @@ -75217,25 +81111,25 @@ var ts; return context.nextTokenSpan.kind !== 21 /* CloseBracketToken */; }; Rules.IsArrowFunctionContext = function (context) { - return context.contextNode.kind === 185 /* ArrowFunction */; + return context.contextNode.kind === 186 /* ArrowFunction */; }; Rules.IsNonJsxSameLineTokenContext = function (context) { return context.TokensAreOnSameLine() && context.contextNode.kind !== 10 /* JsxText */; }; Rules.IsNonJsxElementContext = function (context) { - return context.contextNode.kind !== 246 /* JsxElement */; + return context.contextNode.kind !== 248 /* JsxElement */; }; Rules.IsJsxExpressionContext = function (context) { - return context.contextNode.kind === 252 /* JsxExpression */; + return context.contextNode.kind === 255 /* JsxExpression */; }; Rules.IsNextTokenParentJsxAttribute = function (context) { - return context.nextTokenParent.kind === 250 /* JsxAttribute */; + return context.nextTokenParent.kind === 252 /* JsxAttribute */; }; Rules.IsJsxAttributeContext = function (context) { - return context.contextNode.kind === 250 /* JsxAttribute */; + return context.contextNode.kind === 252 /* JsxAttribute */; }; Rules.IsJsxSelfClosingElementContext = function (context) { - return context.contextNode.kind === 247 /* JsxSelfClosingElement */; + return context.contextNode.kind === 249 /* JsxSelfClosingElement */; }; Rules.IsNotBeforeBlockInFunctionDeclarationContext = function (context) { return !Rules.IsFunctionDeclContext(context) && !Rules.IsBeforeBlockContext(context); @@ -75250,41 +81144,42 @@ var ts; while (ts.isPartOfExpression(node)) { node = node.parent; } - return node.kind === 145 /* Decorator */; + return node.kind === 146 /* Decorator */; }; Rules.IsStartOfVariableDeclarationList = function (context) { - return context.currentTokenParent.kind === 224 /* VariableDeclarationList */ && + return context.currentTokenParent.kind === 226 /* VariableDeclarationList */ && context.currentTokenParent.getStart(context.sourceFile) === context.currentTokenSpan.pos; }; Rules.IsNotFormatOnEnter = function (context) { return context.formattingRequestKind !== 2 /* FormatOnEnter */; }; Rules.IsModuleDeclContext = function (context) { - return context.contextNode.kind === 230 /* ModuleDeclaration */; + return context.contextNode.kind === 232 /* ModuleDeclaration */; }; Rules.IsObjectTypeContext = function (context) { - return context.contextNode.kind === 161 /* TypeLiteral */; // && context.contextNode.parent.kind !== SyntaxKind.InterfaceDeclaration; + return context.contextNode.kind === 162 /* TypeLiteral */; // && context.contextNode.parent.kind !== SyntaxKind.InterfaceDeclaration; }; Rules.IsTypeArgumentOrParameterOrAssertion = function (token, parent) { if (token.kind !== 26 /* LessThanToken */ && token.kind !== 28 /* GreaterThanToken */) { return false; } switch (parent.kind) { - case 157 /* TypeReference */: - case 182 /* TypeAssertionExpression */: - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 227 /* InterfaceDeclaration */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 179 /* CallExpression */: - case 180 /* NewExpression */: - case 199 /* ExpressionWithTypeArguments */: + case 158 /* TypeReference */: + case 183 /* TypeAssertionExpression */: + case 230 /* TypeAliasDeclaration */: + case 228 /* ClassDeclaration */: + case 198 /* ClassExpression */: + case 229 /* InterfaceDeclaration */: + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 154 /* CallSignature */: + case 155 /* ConstructSignature */: + case 180 /* CallExpression */: + case 181 /* NewExpression */: + case 200 /* ExpressionWithTypeArguments */: return true; default: return false; @@ -75295,13 +81190,16 @@ var ts; Rules.IsTypeArgumentOrParameterOrAssertion(context.nextTokenSpan, context.nextTokenParent); }; Rules.IsTypeAssertionContext = function (context) { - return context.contextNode.kind === 182 /* TypeAssertionExpression */; + return context.contextNode.kind === 183 /* TypeAssertionExpression */; }; Rules.IsVoidOpContext = function (context) { - return context.currentTokenSpan.kind === 104 /* VoidKeyword */ && context.currentTokenParent.kind === 188 /* VoidExpression */; + return context.currentTokenSpan.kind === 104 /* VoidKeyword */ && context.currentTokenParent.kind === 189 /* VoidExpression */; }; Rules.IsYieldOrYieldStarWithOperand = function (context) { - return context.contextNode.kind === 195 /* YieldExpression */ && context.contextNode.expression !== undefined; + return context.contextNode.kind === 196 /* YieldExpression */ && context.contextNode.expression !== undefined; + }; + Rules.IsNonNullAssertionContext = function (context) { + return context.contextNode.kind === 202 /* NonNullExpression */; }; return Rules; }()); @@ -75325,7 +81223,7 @@ var ts; return result; }; RulesMap.prototype.Initialize = function (rules) { - this.mapRowLength = 140 /* LastToken */ + 1; + this.mapRowLength = 141 /* LastToken */ + 1; this.map = new Array(this.mapRowLength * this.mapRowLength); // new Array<RulesBucket>(this.mapRowLength * this.mapRowLength); // This array is used only during construction of the rulesbucket in the map var rulesBucketConstructionStateList = new Array(this.map.length); // new Array<RulesBucketConstructionState>(this.map.length); @@ -75339,7 +81237,7 @@ var ts; }); }; RulesMap.prototype.GetRuleBucketIndex = function (row, column) { - ts.Debug.assert(row <= 140 /* LastKeyword */ && column <= 140 /* LastKeyword */, "Must compute formatting context from tokens"); + ts.Debug.assert(row <= 141 /* LastKeyword */ && column <= 141 /* LastKeyword */, "Must compute formatting context from tokens"); var rulesBucketIndex = (row * this.mapRowLength) + column; return rulesBucketIndex; }; @@ -75520,7 +81418,7 @@ var ts; } TokenAllAccess.prototype.GetTokens = function () { var result = []; - for (var token = 0 /* FirstToken */; token <= 140 /* LastToken */; token++) { + for (var token = 0 /* FirstToken */; token <= 141 /* LastToken */; token++) { result.push(token); } return result; @@ -75564,9 +81462,9 @@ var ts; }()); TokenRange.Any = TokenRange.AllTokens(); TokenRange.AnyIncludingMultilineComments = TokenRange.FromTokens(TokenRange.Any.GetTokens().concat([3 /* MultiLineCommentTrivia */])); - TokenRange.Keywords = TokenRange.FromRange(71 /* FirstKeyword */, 140 /* LastKeyword */); + TokenRange.Keywords = TokenRange.FromRange(71 /* FirstKeyword */, 141 /* LastKeyword */); TokenRange.BinaryOperators = TokenRange.FromRange(26 /* FirstBinaryOperator */, 69 /* LastBinaryOperator */); - TokenRange.BinaryKeywordOperators = TokenRange.FromTokens([91 /* InKeyword */, 92 /* InstanceOfKeyword */, 140 /* OfKeyword */, 117 /* AsKeyword */, 125 /* IsKeyword */]); + TokenRange.BinaryKeywordOperators = TokenRange.FromTokens([91 /* InKeyword */, 92 /* InstanceOfKeyword */, 141 /* OfKeyword */, 117 /* AsKeyword */, 125 /* IsKeyword */]); TokenRange.UnaryPrefixOperators = TokenRange.FromTokens([42 /* PlusPlusToken */, 43 /* MinusMinusToken */, 51 /* TildeToken */, 50 /* ExclamationToken */]); TokenRange.UnaryPrefixExpressions = TokenRange.FromTokens([8 /* NumericLiteral */, 70 /* Identifier */, 18 /* OpenParenToken */, 20 /* OpenBracketToken */, 16 /* OpenBraceToken */, 98 /* ThisKeyword */, 93 /* NewKeyword */]); TokenRange.UnaryPreincrementExpressions = TokenRange.FromTokens([70 /* Identifier */, 18 /* OpenParenToken */, 98 /* ThisKeyword */, 93 /* NewKeyword */]); @@ -75574,7 +81472,7 @@ var ts; TokenRange.UnaryPredecrementExpressions = TokenRange.FromTokens([70 /* Identifier */, 18 /* OpenParenToken */, 98 /* ThisKeyword */, 93 /* NewKeyword */]); TokenRange.UnaryPostdecrementExpressions = TokenRange.FromTokens([70 /* Identifier */, 19 /* CloseParenToken */, 21 /* CloseBracketToken */, 93 /* NewKeyword */]); TokenRange.Comments = TokenRange.FromTokens([2 /* SingleLineCommentTrivia */, 3 /* MultiLineCommentTrivia */]); - TokenRange.TypeNames = TokenRange.FromTokens([70 /* Identifier */, 132 /* NumberKeyword */, 134 /* StringKeyword */, 121 /* BooleanKeyword */, 135 /* SymbolKeyword */, 104 /* VoidKeyword */, 118 /* AnyKeyword */]); + TokenRange.TypeNames = TokenRange.FromTokens([70 /* Identifier */, 132 /* NumberKeyword */, 135 /* StringKeyword */, 121 /* BooleanKeyword */, 136 /* SymbolKeyword */, 104 /* VoidKeyword */, 118 /* AnyKeyword */]); Shared.TokenRange = TokenRange; })(Shared = formatting.Shared || (formatting.Shared = {})); })(formatting = ts.formatting || (ts.formatting = {})); @@ -75610,6 +81508,9 @@ var ts; RulesProvider.prototype.getRulesMap = function () { return this.rulesMap; }; + RulesProvider.prototype.getFormatOptions = function () { + return this.options; + }; RulesProvider.prototype.ensureUpToDate = function (options) { if (!this.options || !ts.compareDataObjects(this.options, options)) { var activeRules = this.createActiveRules(options); @@ -75621,6 +81522,12 @@ var ts; }; RulesProvider.prototype.createActiveRules = function (options) { var rules = this.globalRules.HighPriorityCommonRules.slice(0); + if (options.insertSpaceAfterConstructor) { + rules.push(this.globalRules.SpaceAfterConstructor); + } + else { + rules.push(this.globalRules.NoSpaceAfterConstructor); + } if (options.insertSpaceAfterCommaDelimiter) { rules.push(this.globalRules.SpaceAfterComma); } @@ -75701,6 +81608,12 @@ var ts; rules.push(this.globalRules.NoSpaceBeforeBinaryOperator); rules.push(this.globalRules.NoSpaceAfterBinaryOperator); } + if (options.insertSpaceBeforeFunctionParenthesis) { + rules.push(this.globalRules.SpaceBeforeOpenParenInFuncDecl); + } + else { + rules.push(this.globalRules.NoSpaceBeforeOpenParenInFuncDecl); + } if (options.placeOpenBraceOnNewLineForControlBlocks) { rules.push(this.globalRules.NewLineBeforeOpenBraceInControl); } @@ -75833,17 +81746,17 @@ var ts; // i.e. parent is class declaration with the list of members and node is one of members. function isListElement(parent, node) { switch (parent.kind) { - case 226 /* ClassDeclaration */: - case 227 /* InterfaceDeclaration */: + case 228 /* ClassDeclaration */: + case 229 /* InterfaceDeclaration */: return ts.rangeContainsRange(parent.members, node); - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: var body = parent.body; - return body && body.kind === 231 /* ModuleBlock */ && ts.rangeContainsRange(body.statements, node); - case 261 /* SourceFile */: - case 204 /* Block */: - case 231 /* ModuleBlock */: + return body && body.kind === 233 /* ModuleBlock */ && ts.rangeContainsRange(body.statements, node); + case 264 /* SourceFile */: + case 206 /* Block */: + case 233 /* ModuleBlock */: return ts.rangeContainsRange(parent.statements, node); - case 256 /* CatchClause */: + case 259 /* CatchClause */: return ts.rangeContainsRange(parent.block.statements, node); } return false; @@ -75863,9 +81776,9 @@ var ts; } } /** formatting is not applied to ranges that contain parse errors. - * This function will return a predicate that for a given text range will tell - * if there are any parse errors that overlap with the range. - */ + * This function will return a predicate that for a given text range will tell + * if there are any parse errors that overlap with the range. + */ function prepareRangeContainsErrorFunction(errors, originalRange) { if (!errors.length) { return rangeHasNoErrors; @@ -75903,10 +81816,10 @@ var ts; } } /** - * Start of the original range might fall inside the comment - scanner will not yield appropriate results - * This function will look for token that is located before the start of target range - * and return its end as start position for the scanner. - */ + * Start of the original range might fall inside the comment - scanner will not yield appropriate results + * This function will look for token that is located before the start of target range + * and return its end as start position for the scanner. + */ function getScanStartPosition(enclosingNode, originalRange, sourceFile) { var start = enclosingNode.getStart(sourceFile); if (start === originalRange.pos && enclosingNode.end === originalRange.end) { @@ -75956,14 +81869,21 @@ var ts; } return 0; } + /* @internal */ + function formatNode(node, sourceFileLike, languageVariant, initialIndentation, delta, rulesProvider) { + var range = { pos: 0, end: sourceFileLike.text.length }; + return formatSpanWorker(range, node, initialIndentation, delta, formatting.getFormattingScanner(sourceFileLike.text, languageVariant, range.pos, range.end), rulesProvider.getFormatOptions(), rulesProvider, 1 /* FormatSelection */, function (_) { return false; }, // assume that node does not have any errors + sourceFileLike); + } + formatting.formatNode = formatNode; function formatSpan(originalRange, sourceFile, options, rulesProvider, requestKind) { - var rangeContainsError = prepareRangeContainsErrorFunction(sourceFile.parseDiagnostics, originalRange); - // formatting context is used by rules provider - var formattingContext = new formatting.FormattingContext(sourceFile, requestKind); // find the smallest node that fully wraps the range and compute the initial indentation for the node var enclosingNode = findEnclosingNode(originalRange, sourceFile); - var formattingScanner = formatting.getFormattingScanner(sourceFile, getScanStartPosition(enclosingNode, originalRange, sourceFile), originalRange.end); - var initialIndentation = formatting.SmartIndenter.getIndentationForNode(enclosingNode, originalRange, sourceFile, options); + return formatSpanWorker(originalRange, enclosingNode, formatting.SmartIndenter.getIndentationForNode(enclosingNode, originalRange, sourceFile, options), getOwnOrInheritedDelta(enclosingNode, options, sourceFile), formatting.getFormattingScanner(sourceFile.text, sourceFile.languageVariant, getScanStartPosition(enclosingNode, originalRange, sourceFile), originalRange.end), options, rulesProvider, requestKind, prepareRangeContainsErrorFunction(sourceFile.parseDiagnostics, originalRange), sourceFile); + } + function formatSpanWorker(originalRange, enclosingNode, initialIndentation, delta, formattingScanner, options, rulesProvider, requestKind, rangeContainsError, sourceFile) { + // formatting context is used by rules provider + var formattingContext = new formatting.FormattingContext(sourceFile, requestKind); var previousRangeHasError; var previousRange; var previousParent; @@ -75978,13 +81898,12 @@ var ts; if (enclosingNode.decorators) { undecoratedStartLine = sourceFile.getLineAndCharacterOfPosition(ts.getNonDecoratorTokenPosOfNode(enclosingNode, sourceFile)).line; } - var delta = getOwnOrInheritedDelta(enclosingNode, options, sourceFile); processNode(enclosingNode, enclosingNode, startLine, undecoratedStartLine, initialIndentation, delta); } if (!formattingScanner.isOnToken()) { var leadingTrivia = formattingScanner.getCurrentLeadingTrivia(); if (leadingTrivia) { - processTrivia(leadingTrivia, enclosingNode, enclosingNode, undefined); + processTrivia(leadingTrivia, enclosingNode, enclosingNode, /*dynamicIndentation*/ undefined); trimTrailingWhitespacesForRemainingRange(); } } @@ -75992,12 +81911,12 @@ var ts; return edits; // local functions /** Tries to compute the indentation for a list element. - * If list element is not in range then - * function will pick its actual indentation - * so it can be pushed downstream as inherited indentation. - * If list element is in the range - its indentation will be equal - * to inherited indentation from its predecessors. - */ + * If list element is not in range then + * function will pick its actual indentation + * so it can be pushed downstream as inherited indentation. + * If list element is in the range - its indentation will be equal + * to inherited indentation from its predecessors. + */ function tryComputeIndentationForListItem(startPos, endPos, parentStartLine, range, inheritedIndentation) { if (ts.rangeOverlapsWithStartEnd(range, startPos, endPos) || ts.rangeContainsStartEnd(range, startPos, endPos) /* Not to miss zero-range nodes e.g. JsxText */) { @@ -76048,20 +81967,19 @@ var ts; return node.modifiers[0].kind; } switch (node.kind) { - case 226 /* ClassDeclaration */: return 74 /* ClassKeyword */; - case 227 /* InterfaceDeclaration */: return 108 /* InterfaceKeyword */; - case 225 /* FunctionDeclaration */: return 88 /* FunctionKeyword */; - case 229 /* EnumDeclaration */: return 229 /* EnumDeclaration */; - case 151 /* GetAccessor */: return 124 /* GetKeyword */; - case 152 /* SetAccessor */: return 133 /* SetKeyword */; - case 149 /* MethodDeclaration */: + case 228 /* ClassDeclaration */: return 74 /* ClassKeyword */; + case 229 /* InterfaceDeclaration */: return 108 /* InterfaceKeyword */; + case 227 /* FunctionDeclaration */: return 88 /* FunctionKeyword */; + case 231 /* EnumDeclaration */: return 231 /* EnumDeclaration */; + case 152 /* GetAccessor */: return 124 /* GetKeyword */; + case 153 /* SetAccessor */: return 134 /* SetKeyword */; + case 150 /* MethodDeclaration */: if (node.asteriskToken) { return 38 /* AsteriskToken */; - } /* - fall-through - */ - case 147 /* PropertyDeclaration */: - case 144 /* Parameter */: + } + // falls through + case 148 /* PropertyDeclaration */: + case 145 /* Parameter */: return node.name.kind; } } @@ -76091,18 +82009,31 @@ var ts; // open and close brace, 'else' and 'while' (in do statement) tokens has indentation of the parent case 16 /* OpenBraceToken */: case 17 /* CloseBraceToken */: - case 20 /* OpenBracketToken */: - case 21 /* CloseBracketToken */: case 18 /* OpenParenToken */: case 19 /* CloseParenToken */: case 81 /* ElseKeyword */: case 105 /* WhileKeyword */: case 56 /* AtToken */: return indentation; - default: - // if token line equals to the line of containing node (this is a first token in the node) - use node indentation - return nodeStartLine !== line ? indentation + getEffectiveDelta(delta, container) : indentation; + case 40 /* SlashToken */: + case 28 /* GreaterThanToken */: { + if (container.kind === 250 /* JsxOpeningElement */ || + container.kind === 251 /* JsxClosingElement */ || + container.kind === 249 /* JsxSelfClosingElement */) { + return indentation; + } + break; + } + case 20 /* OpenBracketToken */: + case 21 /* CloseBracketToken */: { + if (container.kind !== 171 /* MappedType */) { + return indentation; + } + break; + } } + // if token line equals to the line of containing node (this is a first token in the node) - use node indentation + return nodeStartLine !== line ? indentation + getEffectiveDelta(delta, container) : indentation; }, getIndentation: function () { return indentation; }, getDelta: function (child) { return getEffectiveDelta(delta, child); }, @@ -76125,7 +82056,7 @@ var ts; }; function getEffectiveDelta(delta, child) { // Delta value should be zero when the node explicitly prevents indentation of the child node - return formatting.SmartIndenter.nodeWillIndentChild(node, child, true) ? delta : 0; + return formatting.SmartIndenter.nodeWillIndentChild(node, child, /*indentByDefault*/ true) ? delta : 0; } } function processNode(node, contextNode, nodeStartLine, undecoratedNodeStartLine, indentation, delta) { @@ -76158,7 +82089,7 @@ var ts; if (tokenInfo.token.end > node.end) { break; } - consumeTokenAndAdvanceScanner(tokenInfo, node, nodeDynamicIndentation); + consumeTokenAndAdvanceScanner(tokenInfo, node, nodeDynamicIndentation, node); } function processChildNode(child, inheritedIndentation, parent, parentDynamicIndentation, parentStartLine, undecoratedParentStartLine, isListItem, isFirstListItem) { var childStartPos = child.getStart(sourceFile); @@ -76192,7 +82123,7 @@ var ts; // stop when formatting scanner advances past the beginning of the child break; } - consumeTokenAndAdvanceScanner(tokenInfo, node, parentDynamicIndentation); + consumeTokenAndAdvanceScanner(tokenInfo, node, parentDynamicIndentation, node); } if (!formattingScanner.isOnToken()) { return inheritedIndentation; @@ -76205,11 +82136,11 @@ var ts; consumeTokenAndAdvanceScanner(tokenInfo, node, parentDynamicIndentation, child); return inheritedIndentation; } - var effectiveParentStartLine = child.kind === 145 /* Decorator */ ? childStartLine : undecoratedParentStartLine; + var effectiveParentStartLine = child.kind === 146 /* Decorator */ ? childStartLine : undecoratedParentStartLine; var childIndentation = computeIndentation(child, childStartLine, childIndentationAmount, node, parentDynamicIndentation, effectiveParentStartLine); processNode(child, childContextNode, childStartLine, undecoratedChildStartLine, childIndentation.indentation, childIndentation.delta); childContextNode = node; - if (isFirstListItem && parent.kind === 175 /* ArrayLiteralExpression */ && inheritedIndentation === -1 /* Unknown */) { + if (isFirstListItem && parent.kind === 176 /* ArrayLiteralExpression */ && inheritedIndentation === -1 /* Unknown */) { inheritedIndentation = childIndentation.indentation; } return inheritedIndentation; @@ -76232,11 +82163,11 @@ var ts; startLine = sourceFile.getLineAndCharacterOfPosition(tokenInfo.token.pos).line; var indentation_1 = computeIndentation(tokenInfo.token, startLine, -1 /* Unknown */, parent, parentDynamicIndentation, parentStartLine); listDynamicIndentation = getDynamicIndentation(parent, parentStartLine, indentation_1.indentation, indentation_1.delta); - consumeTokenAndAdvanceScanner(tokenInfo, parent, listDynamicIndentation); + consumeTokenAndAdvanceScanner(tokenInfo, parent, listDynamicIndentation, parent); } else { // consume any tokens that precede the list as child elements of 'node' using its indentation scope - consumeTokenAndAdvanceScanner(tokenInfo, parent, parentDynamicIndentation); + consumeTokenAndAdvanceScanner(tokenInfo, parent, parentDynamicIndentation, parent); } } } @@ -76254,7 +82185,7 @@ var ts; // without this check close paren will be interpreted as list end token for function expression which is wrong if (tokenInfo.token.kind === listEndToken && ts.rangeContainsRange(parent, tokenInfo.token)) { // consume list end token - consumeTokenAndAdvanceScanner(tokenInfo, parent, listDynamicIndentation); + consumeTokenAndAdvanceScanner(tokenInfo, parent, listDynamicIndentation, parent); } } } @@ -76461,7 +82392,7 @@ var ts; } // shift all parts on the delta size var delta = indentation - nonWhitespaceColumnInFirstPart.column; - for (var i = startIndex, len = parts.length; i < len; i++, startLine++) { + for (var i = startIndex; i < parts.length; i++, startLine++) { var startLinePos_1 = ts.getStartPositionOfLine(startLine, sourceFile); var nonWhitespaceCharacterAndColumn = i === 0 ? nonWhitespaceColumnInFirstPart @@ -76566,12 +82497,12 @@ var ts; } function getOpenTokenForList(node, list) { switch (node.kind) { - case 150 /* Constructor */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 185 /* ArrowFunction */: + case 151 /* Constructor */: + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 186 /* ArrowFunction */: if (node.typeParameters === list) { return 26 /* LessThanToken */; } @@ -76579,8 +82510,8 @@ var ts; return 18 /* OpenParenToken */; } break; - case 179 /* CallExpression */: - case 180 /* NewExpression */: + case 180 /* CallExpression */: + case 181 /* NewExpression */: if (node.typeArguments === list) { return 26 /* LessThanToken */; } @@ -76588,7 +82519,7 @@ var ts; return 18 /* OpenParenToken */; } break; - case 157 /* TypeReference */: + case 158 /* TypeReference */: if (node.typeArguments === list) { return 26 /* LessThanToken */; } @@ -76668,7 +82599,20 @@ var ts; (function (Value) { Value[Value["Unknown"] = -1] = "Unknown"; })(Value || (Value = {})); - function getIndentation(position, sourceFile, options) { + /** + * Computed indentation for a given position in source file + * @param position - position in file + * @param sourceFile - target source file + * @param options - set of editor options that control indentation + * @param assumeNewLineBeforeCloseBrace - false when getIndentation is called on the text from the real source file. + * true - when we need to assume that position is on the newline. This is usefult for codefixes, i.e. + * function f() { + * |} + * when inserting some text after open brace we would like to get the value of indentation as if newline was already there. + * However by default indentation at position | will be 0 so 'assumeNewLineBeforeCloseBrace' allows to override this behavior, + */ + function getIndentation(position, sourceFile, options, assumeNewLineBeforeCloseBrace) { + if (assumeNewLineBeforeCloseBrace === void 0) { assumeNewLineBeforeCloseBrace = false; } if (position > sourceFile.text.length) { return getBaseIndentation(options); // past EOF } @@ -76704,7 +82648,7 @@ var ts; var lineStart = ts.getLineStartPositionForPosition(current_1, sourceFile); return SmartIndenter.findFirstNonWhitespaceColumn(lineStart, current_1, sourceFile, options); } - if (precedingToken.kind === 25 /* CommaToken */ && precedingToken.parent.kind !== 192 /* BinaryExpression */) { + if (precedingToken.kind === 25 /* CommaToken */ && precedingToken.parent.kind !== 193 /* BinaryExpression */) { // previous token is comma that separates items in list - find the previous item and try to derive indentation from it var actualIndentation = getActualIndentationForListItemBeforeComma(precedingToken, sourceFile, options); if (actualIndentation !== -1 /* Unknown */) { @@ -76720,8 +82664,10 @@ var ts; while (current) { if (ts.positionBelongsToNode(current, position, sourceFile) && shouldIndentChildNode(current, previous)) { currentStart = getStartLineAndCharacterForNode(current, sourceFile); - if (nextTokenIsCurlyBraceOnSameLineAsCursor(precedingToken, current, lineAtPosition, sourceFile)) { - indentationDelta = 0; + var nextTokenKind = nextTokenIsCurlyBraceOnSameLineAsCursor(precedingToken, current, lineAtPosition, sourceFile); + if (nextTokenKind !== 0 /* Unknown */) { + // handle cases when codefix is about to be inserted before the close brace + indentationDelta = assumeNewLineBeforeCloseBrace && nextTokenKind === 2 /* CloseBrace */ ? options.indentSize : 0; } else { indentationDelta = lineAtPosition !== currentStart.line ? options.indentSize : 0; @@ -76827,20 +82773,26 @@ var ts; // - parent is SourceFile - by default immediate children of SourceFile are not indented except when user indents them manually // - parent and child are not on the same line var useActualIndentation = (ts.isDeclaration(current) || ts.isStatementButNotDeclaration(current)) && - (parent.kind === 261 /* SourceFile */ || !parentAndChildShareLine); + (parent.kind === 264 /* SourceFile */ || !parentAndChildShareLine); if (!useActualIndentation) { return -1 /* Unknown */; } return findColumnForFirstNonWhitespaceCharacterInLine(currentLineAndChar, sourceFile, options); } + var NextTokenKind; + (function (NextTokenKind) { + NextTokenKind[NextTokenKind["Unknown"] = 0] = "Unknown"; + NextTokenKind[NextTokenKind["OpenBrace"] = 1] = "OpenBrace"; + NextTokenKind[NextTokenKind["CloseBrace"] = 2] = "CloseBrace"; + })(NextTokenKind || (NextTokenKind = {})); function nextTokenIsCurlyBraceOnSameLineAsCursor(precedingToken, current, lineAtPosition, sourceFile) { var nextToken = ts.findNextToken(precedingToken, current); if (!nextToken) { - return false; + return 0 /* Unknown */; } if (nextToken.kind === 16 /* OpenBraceToken */) { // open braces are always indented at the parent level - return true; + return 1 /* OpenBrace */; } else if (nextToken.kind === 17 /* CloseBraceToken */) { // close braces are indented at the parent level if they are located on the same line with cursor @@ -76852,15 +82804,15 @@ var ts; // class A { // $} var nextTokenStartLine = getStartLineAndCharacterForNode(nextToken, sourceFile).line; - return lineAtPosition === nextTokenStartLine; + return lineAtPosition === nextTokenStartLine ? 2 /* CloseBrace */ : 0 /* Unknown */; } - return false; + return 0 /* Unknown */; } function getStartLineAndCharacterForNode(n, sourceFile) { return sourceFile.getLineAndCharacterOfPosition(n.getStart(sourceFile)); } function childStartsOnTheSameLineWithElseInIfStatement(parent, child, childStartLine, sourceFile) { - if (parent.kind === 208 /* IfStatement */ && parent.elseStatement === child) { + if (parent.kind === 210 /* IfStatement */ && parent.elseStatement === child) { var elseKeyword = ts.findChildOfKind(parent, 81 /* ElseKeyword */, sourceFile); ts.Debug.assert(elseKeyword !== undefined); var elseKeywordStartLine = getStartLineAndCharacterForNode(elseKeyword, sourceFile).line; @@ -76869,53 +82821,49 @@ var ts; return false; } SmartIndenter.childStartsOnTheSameLineWithElseInIfStatement = childStartsOnTheSameLineWithElseInIfStatement; + function getListIfStartEndIsInListRange(list, start, end) { + return list && ts.rangeContainsStartEnd(list, start, end) ? list : undefined; + } function getContainingList(node, sourceFile) { if (node.parent) { switch (node.parent.kind) { - case 157 /* TypeReference */: - if (node.parent.typeArguments && - ts.rangeContainsStartEnd(node.parent.typeArguments, node.getStart(sourceFile), node.getEnd())) { - return node.parent.typeArguments; - } - break; - case 176 /* ObjectLiteralExpression */: + case 158 /* TypeReference */: + return getListIfStartEndIsInListRange(node.parent.typeArguments, node.getStart(sourceFile), node.getEnd()); + case 177 /* ObjectLiteralExpression */: return node.parent.properties; - case 175 /* ArrayLiteralExpression */: + case 176 /* ArrayLiteralExpression */: return node.parent.elements; - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: { + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 154 /* CallSignature */: + case 151 /* Constructor */: + case 160 /* ConstructorType */: + case 155 /* ConstructSignature */: { var start = node.getStart(sourceFile); - if (node.parent.typeParameters && - ts.rangeContainsStartEnd(node.parent.typeParameters, start, node.getEnd())) { - return node.parent.typeParameters; - } - if (ts.rangeContainsStartEnd(node.parent.parameters, start, node.getEnd())) { - return node.parent.parameters; - } - break; + return getListIfStartEndIsInListRange(node.parent.typeParameters, start, node.getEnd()) || + getListIfStartEndIsInListRange(node.parent.parameters, start, node.getEnd()); } - case 180 /* NewExpression */: - case 179 /* CallExpression */: { + case 228 /* ClassDeclaration */: + return getListIfStartEndIsInListRange(node.parent.typeParameters, node.getStart(sourceFile), node.getEnd()); + case 181 /* NewExpression */: + case 180 /* CallExpression */: { var start = node.getStart(sourceFile); - if (node.parent.typeArguments && - ts.rangeContainsStartEnd(node.parent.typeArguments, start, node.getEnd())) { - return node.parent.typeArguments; - } - if (node.parent.arguments && - ts.rangeContainsStartEnd(node.parent.arguments, start, node.getEnd())) { - return node.parent.arguments; - } - break; + return getListIfStartEndIsInListRange(node.parent.typeArguments, start, node.getEnd()) || + getListIfStartEndIsInListRange(node.parent.arguments, start, node.getEnd()); } + case 226 /* VariableDeclarationList */: + return getListIfStartEndIsInListRange(node.parent.declarations, node.getStart(sourceFile), node.getEnd()); + case 240 /* NamedImports */: + case 244 /* NamedExports */: + return getListIfStartEndIsInListRange(node.parent.elements, node.getStart(sourceFile), node.getEnd()); } } return undefined; } + SmartIndenter.getContainingList = getContainingList; function getActualIndentationForListItem(node, sourceFile, options) { var containingList = getContainingList(node, sourceFile); return containingList ? getActualIndentationFromList(containingList) : -1 /* Unknown */; @@ -76930,8 +82878,8 @@ var ts; if (node.kind === 19 /* CloseParenToken */) { return -1 /* Unknown */; } - if (node.parent && (node.parent.kind === 179 /* CallExpression */ || - node.parent.kind === 180 /* NewExpression */) && + if (node.parent && (node.parent.kind === 180 /* CallExpression */ || + node.parent.kind === 181 /* NewExpression */) && node.parent.expression !== node) { var fullCallOrNewExpression = node.parent.expression; var startingExpression = getStartingExpression(fullCallOrNewExpression); @@ -76949,10 +82897,10 @@ var ts; function getStartingExpression(node) { while (true) { switch (node.kind) { - case 179 /* CallExpression */: - case 180 /* NewExpression */: - case 177 /* PropertyAccessExpression */: - case 178 /* ElementAccessExpression */: + case 180 /* CallExpression */: + case 181 /* NewExpression */: + case 178 /* PropertyAccessExpression */: + case 179 /* ElementAccessExpression */: node = node.expression; break; default: @@ -77016,48 +82964,49 @@ var ts; SmartIndenter.findFirstNonWhitespaceColumn = findFirstNonWhitespaceColumn; function nodeContentIsAlwaysIndented(kind) { switch (kind) { - case 207 /* ExpressionStatement */: - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 227 /* InterfaceDeclaration */: - case 229 /* EnumDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 175 /* ArrayLiteralExpression */: - case 204 /* Block */: - case 231 /* ModuleBlock */: - case 176 /* ObjectLiteralExpression */: - case 161 /* TypeLiteral */: - case 163 /* TupleType */: - case 232 /* CaseBlock */: - case 254 /* DefaultClause */: - case 253 /* CaseClause */: - case 183 /* ParenthesizedExpression */: - case 177 /* PropertyAccessExpression */: - case 179 /* CallExpression */: - case 180 /* NewExpression */: - case 205 /* VariableStatement */: - case 223 /* VariableDeclaration */: - case 240 /* ExportAssignment */: - case 216 /* ReturnStatement */: - case 193 /* ConditionalExpression */: - case 173 /* ArrayBindingPattern */: - case 172 /* ObjectBindingPattern */: - case 248 /* JsxOpeningElement */: - case 247 /* JsxSelfClosingElement */: - case 252 /* JsxExpression */: - case 148 /* MethodSignature */: - case 153 /* CallSignature */: - case 154 /* ConstructSignature */: - case 144 /* Parameter */: - case 158 /* FunctionType */: - case 159 /* ConstructorType */: - case 166 /* ParenthesizedType */: - case 181 /* TaggedTemplateExpression */: - case 189 /* AwaitExpression */: - case 242 /* NamedExports */: - case 238 /* NamedImports */: - case 243 /* ExportSpecifier */: - case 239 /* ImportSpecifier */: + case 209 /* ExpressionStatement */: + case 228 /* ClassDeclaration */: + case 198 /* ClassExpression */: + case 229 /* InterfaceDeclaration */: + case 231 /* EnumDeclaration */: + case 230 /* TypeAliasDeclaration */: + case 176 /* ArrayLiteralExpression */: + case 206 /* Block */: + case 233 /* ModuleBlock */: + case 177 /* ObjectLiteralExpression */: + case 162 /* TypeLiteral */: + case 171 /* MappedType */: + case 164 /* TupleType */: + case 234 /* CaseBlock */: + case 257 /* DefaultClause */: + case 256 /* CaseClause */: + case 184 /* ParenthesizedExpression */: + case 178 /* PropertyAccessExpression */: + case 180 /* CallExpression */: + case 181 /* NewExpression */: + case 207 /* VariableStatement */: + case 225 /* VariableDeclaration */: + case 242 /* ExportAssignment */: + case 218 /* ReturnStatement */: + case 194 /* ConditionalExpression */: + case 174 /* ArrayBindingPattern */: + case 173 /* ObjectBindingPattern */: + case 250 /* JsxOpeningElement */: + case 249 /* JsxSelfClosingElement */: + case 255 /* JsxExpression */: + case 149 /* MethodSignature */: + case 154 /* CallSignature */: + case 155 /* ConstructSignature */: + case 145 /* Parameter */: + case 159 /* FunctionType */: + case 160 /* ConstructorType */: + case 167 /* ParenthesizedType */: + case 182 /* TaggedTemplateExpression */: + case 190 /* AwaitExpression */: + case 244 /* NamedExports */: + case 240 /* NamedImports */: + case 245 /* ExportSpecifier */: + case 241 /* ImportSpecifier */: return true; } return false; @@ -77066,27 +83015,27 @@ var ts; function nodeWillIndentChild(parent, child, indentByDefault) { var childKind = child ? child.kind : 0 /* Unknown */; switch (parent.kind) { - case 209 /* DoStatement */: - case 210 /* WhileStatement */: - case 212 /* ForInStatement */: - case 213 /* ForOfStatement */: - case 211 /* ForStatement */: - case 208 /* IfStatement */: - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 149 /* MethodDeclaration */: - case 185 /* ArrowFunction */: - case 150 /* Constructor */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - return childKind !== 204 /* Block */; - case 241 /* ExportDeclaration */: - return childKind !== 242 /* NamedExports */; - case 235 /* ImportDeclaration */: - return childKind !== 236 /* ImportClause */ || - (child.namedBindings && child.namedBindings.kind !== 238 /* NamedImports */); - case 246 /* JsxElement */: - return childKind !== 249 /* JsxClosingElement */; + case 211 /* DoStatement */: + case 212 /* WhileStatement */: + case 214 /* ForInStatement */: + case 215 /* ForOfStatement */: + case 213 /* ForStatement */: + case 210 /* IfStatement */: + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + case 150 /* MethodDeclaration */: + case 186 /* ArrowFunction */: + case 151 /* Constructor */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + return childKind !== 206 /* Block */; + case 243 /* ExportDeclaration */: + return childKind !== 244 /* NamedExports */; + case 237 /* ImportDeclaration */: + return childKind !== 238 /* ImportClause */ || + (child.namedBindings && child.namedBindings.kind !== 240 /* NamedImports */); + case 248 /* JsxElement */: + return childKind !== 251 /* JsxClosingElement */; } // No explicit rule for given nodes so the result will follow the default value argument return indentByDefault; @@ -77105,9 +83054,588 @@ var ts; /* @internal */ var ts; (function (ts) { + var textChanges; + (function (textChanges) { + /** + * Currently for simplicity we store recovered positions on the node itself. + * It can be changed to side-table later if we decide that current design is too invasive. + */ + function getPos(n) { + return n["__pos"]; + } + function setPos(n, pos) { + n["__pos"] = pos; + } + function getEnd(n) { + return n["__end"]; + } + function setEnd(n, end) { + n["__end"] = end; + } + var Position; + (function (Position) { + Position[Position["FullStart"] = 0] = "FullStart"; + Position[Position["Start"] = 1] = "Start"; + })(Position = textChanges.Position || (textChanges.Position = {})); + function skipWhitespacesAndLineBreaks(text, start) { + return ts.skipTrivia(text, start, /*stopAfterLineBreak*/ false, /*stopAtComments*/ true); + } + function hasCommentsBeforeLineBreak(text, start) { + var i = start; + while (i < text.length) { + var ch = text.charCodeAt(i); + if (ts.isWhiteSpaceSingleLine(ch)) { + i++; + continue; + } + return ch === 47 /* slash */; + } + return false; + } + function getSeparatorCharacter(separator) { + return ts.tokenToString(separator.kind); + } + textChanges.getSeparatorCharacter = getSeparatorCharacter; + function getAdjustedStartPosition(sourceFile, node, options, position) { + if (options.useNonAdjustedStartPosition) { + return node.getFullStart(); + } + var fullStart = node.getFullStart(); + var start = node.getStart(sourceFile); + if (fullStart === start) { + return start; + } + var fullStartLine = ts.getLineStartPositionForPosition(fullStart, sourceFile); + var startLine = ts.getLineStartPositionForPosition(start, sourceFile); + if (startLine === fullStartLine) { + // full start and start of the node are on the same line + // a, b; + // ^ ^ + // | start + // fullstart + // when b is replaced - we usually want to keep the leading trvia + // when b is deleted - we delete it + return position === Position.Start ? start : fullStart; + } + // get start position of the line following the line that contains fullstart position + var adjustedStartPosition = ts.getStartPositionOfLine(ts.getLineOfLocalPosition(sourceFile, fullStartLine) + 1, sourceFile); + // skip whitespaces/newlines + adjustedStartPosition = skipWhitespacesAndLineBreaks(sourceFile.text, adjustedStartPosition); + return ts.getStartPositionOfLine(ts.getLineOfLocalPosition(sourceFile, adjustedStartPosition), sourceFile); + } + textChanges.getAdjustedStartPosition = getAdjustedStartPosition; + function getAdjustedEndPosition(sourceFile, node, options) { + if (options.useNonAdjustedEndPosition) { + return node.getEnd(); + } + var end = node.getEnd(); + var newEnd = ts.skipTrivia(sourceFile.text, end, /*stopAfterLineBreak*/ true); + // check if last character before newPos is linebreak + // if yes - considered all skipped trivia to be trailing trivia of the node + return newEnd !== end && ts.isLineBreak(sourceFile.text.charCodeAt(newEnd - 1)) + ? newEnd + : end; + } + textChanges.getAdjustedEndPosition = getAdjustedEndPosition; + /** + * Checks if 'candidate' argument is a legal separator in the list that contains 'node' as an element + */ + function isSeparator(node, candidate) { + return candidate && node.parent && (candidate.kind === 25 /* CommaToken */ || (candidate.kind === 24 /* SemicolonToken */ && node.parent.kind === 177 /* ObjectLiteralExpression */)); + } + function spaces(count) { + var s = ""; + for (var i = 0; i < count; i++) { + s += " "; + } + return s; + } + var ChangeTracker = (function () { + function ChangeTracker(newLine, rulesProvider, validator) { + this.newLine = newLine; + this.rulesProvider = rulesProvider; + this.validator = validator; + this.changes = []; + this.newLineCharacter = ts.getNewLineCharacter({ newLine: newLine }); + } + ChangeTracker.fromCodeFixContext = function (context) { + return new ChangeTracker(context.newLineCharacter === "\n" ? 1 /* LineFeed */ : 0 /* CarriageReturnLineFeed */, context.rulesProvider); + }; + ChangeTracker.prototype.deleteNode = function (sourceFile, node, options) { + if (options === void 0) { options = {}; } + var startPosition = getAdjustedStartPosition(sourceFile, node, options, Position.FullStart); + var endPosition = getAdjustedEndPosition(sourceFile, node, options); + this.changes.push({ sourceFile: sourceFile, options: options, range: { pos: startPosition, end: endPosition } }); + return this; + }; + ChangeTracker.prototype.deleteRange = function (sourceFile, range) { + this.changes.push({ sourceFile: sourceFile, range: range }); + return this; + }; + ChangeTracker.prototype.deleteNodeRange = function (sourceFile, startNode, endNode, options) { + if (options === void 0) { options = {}; } + var startPosition = getAdjustedStartPosition(sourceFile, startNode, options, Position.FullStart); + var endPosition = getAdjustedEndPosition(sourceFile, endNode, options); + this.changes.push({ sourceFile: sourceFile, options: options, range: { pos: startPosition, end: endPosition } }); + return this; + }; + ChangeTracker.prototype.deleteNodeInList = function (sourceFile, node) { + var containingList = ts.formatting.SmartIndenter.getContainingList(node, sourceFile); + if (!containingList) { + ts.Debug.fail("node is not a list element"); + return this; + } + var index = containingList.indexOf(node); + if (index < 0) { + return this; + } + if (containingList.length === 1) { + this.deleteNode(sourceFile, node); + return this; + } + if (index !== containingList.length - 1) { + var nextToken = ts.getTokenAtPosition(sourceFile, node.end); + if (nextToken && isSeparator(node, nextToken)) { + // find first non-whitespace position in the leading trivia of the node + var startPosition = ts.skipTrivia(sourceFile.text, getAdjustedStartPosition(sourceFile, node, {}, Position.FullStart), /*stopAfterLineBreak*/ false, /*stopAtComments*/ true); + var nextElement = containingList[index + 1]; + /// find first non-whitespace position in the leading trivia of the next node + var endPosition = ts.skipTrivia(sourceFile.text, getAdjustedStartPosition(sourceFile, nextElement, {}, Position.FullStart), /*stopAfterLineBreak*/ false, /*stopAtComments*/ true); + // shift next node so its first non-whitespace position will be moved to the first non-whitespace position of the deleted node + this.deleteRange(sourceFile, { pos: startPosition, end: endPosition }); + } + } + else { + var previousToken = ts.getTokenAtPosition(sourceFile, containingList[index - 1].end); + if (previousToken && isSeparator(node, previousToken)) { + this.deleteNodeRange(sourceFile, previousToken, node); + } + } + return this; + }; + ChangeTracker.prototype.replaceRange = function (sourceFile, range, newNode, options) { + if (options === void 0) { options = {}; } + this.changes.push({ sourceFile: sourceFile, range: range, options: options, node: newNode }); + return this; + }; + ChangeTracker.prototype.replaceNode = function (sourceFile, oldNode, newNode, options) { + if (options === void 0) { options = {}; } + var startPosition = getAdjustedStartPosition(sourceFile, oldNode, options, Position.Start); + var endPosition = getAdjustedEndPosition(sourceFile, oldNode, options); + this.changes.push({ sourceFile: sourceFile, options: options, useIndentationFromFile: true, node: newNode, range: { pos: startPosition, end: endPosition } }); + return this; + }; + ChangeTracker.prototype.replaceNodeRange = function (sourceFile, startNode, endNode, newNode, options) { + if (options === void 0) { options = {}; } + var startPosition = getAdjustedStartPosition(sourceFile, startNode, options, Position.Start); + var endPosition = getAdjustedEndPosition(sourceFile, endNode, options); + this.changes.push({ sourceFile: sourceFile, options: options, useIndentationFromFile: true, node: newNode, range: { pos: startPosition, end: endPosition } }); + return this; + }; + ChangeTracker.prototype.insertNodeAt = function (sourceFile, pos, newNode, options) { + if (options === void 0) { options = {}; } + this.changes.push({ sourceFile: sourceFile, options: options, node: newNode, range: { pos: pos, end: pos } }); + return this; + }; + ChangeTracker.prototype.insertNodeBefore = function (sourceFile, before, newNode, options) { + if (options === void 0) { options = {}; } + var startPosition = getAdjustedStartPosition(sourceFile, before, options, Position.Start); + this.changes.push({ sourceFile: sourceFile, options: options, useIndentationFromFile: true, node: newNode, range: { pos: startPosition, end: startPosition } }); + return this; + }; + ChangeTracker.prototype.insertNodeAfter = function (sourceFile, after, newNode, options) { + if (options === void 0) { options = {}; } + if ((ts.isStatementButNotDeclaration(after)) || + after.kind === 148 /* PropertyDeclaration */ || + after.kind === 147 /* PropertySignature */ || + after.kind === 149 /* MethodSignature */) { + // check if previous statement ends with semicolon + // if not - insert semicolon to preserve the code from changing the meaning due to ASI + if (sourceFile.text.charCodeAt(after.end - 1) !== 59 /* semicolon */) { + this.changes.push({ + sourceFile: sourceFile, + options: {}, + range: { pos: after.end, end: after.end }, + node: ts.createToken(24 /* SemicolonToken */) + }); + } + } + var endPosition = getAdjustedEndPosition(sourceFile, after, options); + this.changes.push({ sourceFile: sourceFile, options: options, useIndentationFromFile: true, node: newNode, range: { pos: endPosition, end: endPosition } }); + return this; + }; + /** + * This function should be used to insert nodes in lists when nodes don't carry separators as the part of the node range, + * i.e. arguments in arguments lists, parameters in parameter lists etc. + * Note that separators are part of the node in statements and class elements. + */ + ChangeTracker.prototype.insertNodeInListAfter = function (sourceFile, after, newNode) { + var containingList = ts.formatting.SmartIndenter.getContainingList(after, sourceFile); + if (!containingList) { + ts.Debug.fail("node is not a list element"); + return this; + } + var index = containingList.indexOf(after); + if (index < 0) { + return this; + } + var end = after.getEnd(); + if (index !== containingList.length - 1) { + // any element except the last one + // use next sibling as an anchor + var nextToken = ts.getTokenAtPosition(sourceFile, after.end); + if (nextToken && isSeparator(after, nextToken)) { + // for list + // a, b, c + // create change for adding 'e' after 'a' as + // - find start of next element after a (it is b) + // - use this start as start and end position in final change + // - build text of change by formatting the text of node + separator + whitespace trivia of b + // in multiline case it will work as + // a, + // b, + // c, + // result - '*' denotes leading trivia that will be inserted after new text (displayed as '#') + // a,* + // ***insertedtext<separator># + // ###b, + // c, + // find line and character of the next element + var lineAndCharOfNextElement = ts.getLineAndCharacterOfPosition(sourceFile, skipWhitespacesAndLineBreaks(sourceFile.text, containingList[index + 1].getFullStart())); + // find line and character of the token that precedes next element (usually it is separator) + var lineAndCharOfNextToken = ts.getLineAndCharacterOfPosition(sourceFile, nextToken.end); + var prefix = void 0; + var startPos = void 0; + if (lineAndCharOfNextToken.line === lineAndCharOfNextElement.line) { + // next element is located on the same line with separator: + // a,$$$$b + // ^ ^ + // | |-next element + // |-separator + // where $$$ is some leading trivia + // for a newly inserted node we'll maintain the same relative position comparing to separator and replace leading trivia with spaces + // a, x,$$$$b + // ^ ^ ^ + // | | |-next element + // | |-new inserted node padded with spaces + // |-separator + startPos = nextToken.end; + prefix = spaces(lineAndCharOfNextElement.character - lineAndCharOfNextToken.character); + } + else { + // next element is located on different line that separator + // let insert position be the beginning of the line that contains next element + startPos = ts.getStartPositionOfLine(lineAndCharOfNextElement.line, sourceFile); + } + this.changes.push({ + sourceFile: sourceFile, + range: { pos: startPos, end: containingList[index + 1].getStart(sourceFile) }, + node: newNode, + useIndentationFromFile: true, + options: { + prefix: prefix, + // write separator and leading trivia of the next element as suffix + suffix: "" + ts.tokenToString(nextToken.kind) + sourceFile.text.substring(nextToken.end, containingList[index + 1].getStart(sourceFile)) + } + }); + } + } + else { + var afterStart = after.getStart(sourceFile); + var afterStartLinePosition = ts.getLineStartPositionForPosition(afterStart, sourceFile); + var separator = void 0; + var multilineList = false; + // insert element after the last element in the list that has more than one item + // pick the element preceding the after element to: + // - pick the separator + // - determine if list is a multiline + if (containingList.length === 1) { + // if list has only one element then we'll format is as multiline if node has comment in trailing trivia, or as singleline otherwise + // i.e. var x = 1 // this is x + // | new element will be inserted at this position + separator = 25 /* CommaToken */; + } + else { + // element has more than one element, pick separator from the list + var tokenBeforeInsertPosition = ts.findPrecedingToken(after.pos, sourceFile); + separator = isSeparator(after, tokenBeforeInsertPosition) ? tokenBeforeInsertPosition.kind : 25 /* CommaToken */; + // determine if list is multiline by checking lines of after element and element that precedes it. + var afterMinusOneStartLinePosition = ts.getLineStartPositionForPosition(containingList[index - 1].getStart(sourceFile), sourceFile); + multilineList = afterMinusOneStartLinePosition !== afterStartLinePosition; + } + if (hasCommentsBeforeLineBreak(sourceFile.text, after.end)) { + // in this case we'll always treat containing list as multiline + multilineList = true; + } + if (multilineList) { + // insert separator immediately following the 'after' node to preserve comments in trailing trivia + this.changes.push({ + sourceFile: sourceFile, + range: { pos: end, end: end }, + node: ts.createToken(separator), + options: {} + }); + // use the same indentation as 'after' item + var indentation = ts.formatting.SmartIndenter.findFirstNonWhitespaceColumn(afterStartLinePosition, afterStart, sourceFile, this.rulesProvider.getFormatOptions()); + // insert element before the line break on the line that contains 'after' element + var insertPos = ts.skipTrivia(sourceFile.text, end, /*stopAfterLineBreak*/ true, /*stopAtComments*/ false); + if (insertPos !== end && ts.isLineBreak(sourceFile.text.charCodeAt(insertPos - 1))) { + insertPos--; + } + this.changes.push({ + sourceFile: sourceFile, + range: { pos: insertPos, end: insertPos }, + node: newNode, + options: { indentation: indentation, prefix: this.newLineCharacter } + }); + } + else { + this.changes.push({ + sourceFile: sourceFile, + range: { pos: end, end: end }, + node: newNode, + options: { prefix: ts.tokenToString(separator) + " " } + }); + } + } + return this; + }; + ChangeTracker.prototype.getChanges = function () { + var _this = this; + var changesPerFile = ts.createFileMap(); + // group changes per file + for (var _i = 0, _a = this.changes; _i < _a.length; _i++) { + var c = _a[_i]; + var changesInFile = changesPerFile.get(c.sourceFile.path); + if (!changesInFile) { + changesPerFile.set(c.sourceFile.path, changesInFile = []); + } + changesInFile.push(c); + } + // convert changes + var fileChangesList = []; + changesPerFile.forEachValue(function (path) { + var changesInFile = changesPerFile.get(path); + var sourceFile = changesInFile[0].sourceFile; + var fileTextChanges = { fileName: sourceFile.fileName, textChanges: [] }; + for (var _i = 0, _a = ChangeTracker.normalize(changesInFile); _i < _a.length; _i++) { + var c = _a[_i]; + fileTextChanges.textChanges.push({ + span: _this.computeSpan(c, sourceFile), + newText: _this.computeNewText(c, sourceFile) + }); + } + fileChangesList.push(fileTextChanges); + }); + return fileChangesList; + }; + ChangeTracker.prototype.computeSpan = function (change, _sourceFile) { + return ts.createTextSpanFromBounds(change.range.pos, change.range.end); + }; + ChangeTracker.prototype.computeNewText = function (change, sourceFile) { + if (!change.node) { + // deletion case + return ""; + } + var options = change.options || {}; + var nonFormattedText = getNonformattedText(change.node, sourceFile, this.newLine); + if (this.validator) { + this.validator(nonFormattedText); + } + var formatOptions = this.rulesProvider.getFormatOptions(); + var pos = change.range.pos; + var posStartsLine = ts.getLineStartPositionForPosition(pos, sourceFile) === pos; + var initialIndentation = change.options.indentation !== undefined + ? change.options.indentation + : change.useIndentationFromFile + ? ts.formatting.SmartIndenter.getIndentation(change.range.pos, sourceFile, formatOptions, posStartsLine || (change.options.prefix === this.newLineCharacter)) + : 0; + var delta = change.options.delta !== undefined + ? change.options.delta + : ts.formatting.SmartIndenter.shouldIndentChildNode(change.node) + ? formatOptions.indentSize + : 0; + var text = applyFormatting(nonFormattedText, sourceFile, initialIndentation, delta, this.rulesProvider); + // strip initial indentation (spaces or tabs) if text will be inserted in the middle of the line + // however keep indentation if it is was forced + text = posStartsLine || change.options.indentation !== undefined ? text : text.replace(/^\s+/, ""); + return (options.prefix || "") + text + (options.suffix || ""); + }; + ChangeTracker.normalize = function (changes) { + // order changes by start position + var normalized = ts.stableSort(changes, function (a, b) { return a.range.pos - b.range.pos; }); + // verify that change intervals do not overlap, except possibly at end points. + for (var i = 0; i < normalized.length - 2; i++) { + ts.Debug.assert(normalized[i].range.end <= normalized[i + 1].range.pos); + } + return normalized; + }; + return ChangeTracker; + }()); + textChanges.ChangeTracker = ChangeTracker; + function getNonformattedText(node, sourceFile, newLine) { + var options = { newLine: newLine, target: sourceFile.languageVersion }; + var writer = new Writer(ts.getNewLineCharacter(options)); + var printer = ts.createPrinter(options, writer); + printer.writeNode(3 /* Unspecified */, node, sourceFile, writer); + return { text: writer.getText(), node: assignPositionsToNode(node) }; + } + textChanges.getNonformattedText = getNonformattedText; + function applyFormatting(nonFormattedText, sourceFile, initialIndentation, delta, rulesProvider) { + var lineMap = ts.computeLineStarts(nonFormattedText.text); + var file = { + text: nonFormattedText.text, + lineMap: lineMap, + getLineAndCharacterOfPosition: function (pos) { return ts.computeLineAndCharacterOfPosition(lineMap, pos); } + }; + var changes = ts.formatting.formatNode(nonFormattedText.node, file, sourceFile.languageVariant, initialIndentation, delta, rulesProvider); + return applyChanges(nonFormattedText.text, changes); + } + textChanges.applyFormatting = applyFormatting; + function applyChanges(text, changes) { + for (var i = changes.length - 1; i >= 0; i--) { + var change = changes[i]; + text = "" + text.substring(0, change.span.start) + change.newText + text.substring(ts.textSpanEnd(change.span)); + } + return text; + } + textChanges.applyChanges = applyChanges; + function isTrivia(s) { + return ts.skipTrivia(s, 0) === s.length; + } + var nullTransformationContext = { + enableEmitNotification: ts.noop, + enableSubstitution: ts.noop, + endLexicalEnvironment: function () { return undefined; }, + getCompilerOptions: ts.notImplemented, + getEmitHost: ts.notImplemented, + getEmitResolver: ts.notImplemented, + hoistFunctionDeclaration: ts.noop, + hoistVariableDeclaration: ts.noop, + isEmitNotificationEnabled: ts.notImplemented, + isSubstitutionEnabled: ts.notImplemented, + onEmitNode: ts.noop, + onSubstituteNode: ts.notImplemented, + readEmitHelpers: ts.notImplemented, + requestEmitHelper: ts.noop, + resumeLexicalEnvironment: ts.noop, + startLexicalEnvironment: ts.noop, + suspendLexicalEnvironment: ts.noop + }; + function assignPositionsToNode(node) { + var visited = ts.visitEachChild(node, assignPositionsToNode, nullTransformationContext, assignPositionsToNodeArray, assignPositionsToNode); + // create proxy node for non synthesized nodes + var newNode = ts.nodeIsSynthesized(visited) + ? visited + : (Proxy.prototype = visited, new Proxy()); + newNode.pos = getPos(node); + newNode.end = getEnd(node); + return newNode; + function Proxy() { } + } + function assignPositionsToNodeArray(nodes, visitor, test, start, count) { + var visited = ts.visitNodes(nodes, visitor, test, start, count); + if (!visited) { + return visited; + } + // clone nodearray if necessary + var nodeArray = visited === nodes ? ts.createNodeArray(visited.slice(0)) : visited; + nodeArray.pos = getPos(nodes); + nodeArray.end = getEnd(nodes); + return nodeArray; + } + var Writer = (function () { + function Writer(newLine) { + var _this = this; + this.lastNonTriviaPosition = 0; + this.writer = ts.createTextWriter(newLine); + this.onEmitNode = function (hint, node, printCallback) { + if (node) { + setPos(node, _this.lastNonTriviaPosition); + } + printCallback(hint, node); + if (node) { + setEnd(node, _this.lastNonTriviaPosition); + } + }; + this.onBeforeEmitNodeArray = function (nodes) { + if (nodes) { + setPos(nodes, _this.lastNonTriviaPosition); + } + }; + this.onAfterEmitNodeArray = function (nodes) { + if (nodes) { + setEnd(nodes, _this.lastNonTriviaPosition); + } + }; + } + Writer.prototype.setLastNonTriviaPosition = function (s, force) { + if (force || !isTrivia(s)) { + this.lastNonTriviaPosition = this.writer.getTextPos(); + var i = 0; + while (ts.isWhiteSpace(s.charCodeAt(s.length - i - 1))) { + i++; + } + // trim trailing whitespaces + this.lastNonTriviaPosition -= i; + } + }; + Writer.prototype.write = function (s) { + this.writer.write(s); + this.setLastNonTriviaPosition(s, /*force*/ false); + }; + Writer.prototype.writeTextOfNode = function (text, node) { + this.writer.writeTextOfNode(text, node); + }; + Writer.prototype.writeLine = function () { + this.writer.writeLine(); + }; + Writer.prototype.increaseIndent = function () { + this.writer.increaseIndent(); + }; + Writer.prototype.decreaseIndent = function () { + this.writer.decreaseIndent(); + }; + Writer.prototype.getText = function () { + return this.writer.getText(); + }; + Writer.prototype.rawWrite = function (s) { + this.writer.rawWrite(s); + this.setLastNonTriviaPosition(s, /*force*/ false); + }; + Writer.prototype.writeLiteral = function (s) { + this.writer.writeLiteral(s); + this.setLastNonTriviaPosition(s, /*force*/ true); + }; + Writer.prototype.getTextPos = function () { + return this.writer.getTextPos(); + }; + Writer.prototype.getLine = function () { + return this.writer.getLine(); + }; + Writer.prototype.getColumn = function () { + return this.writer.getColumn(); + }; + Writer.prototype.getIndent = function () { + return this.writer.getIndent(); + }; + Writer.prototype.isAtStartOfLine = function () { + return this.writer.isAtStartOfLine(); + }; + Writer.prototype.reset = function () { + this.writer.reset(); + this.lastNonTriviaPosition = 0; + }; + return Writer; + }()); + })(textChanges = ts.textChanges || (ts.textChanges = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { var codefix; (function (codefix) { - var codeFixes = ts.createMap(); + var codeFixes = []; function registerCodeFix(action) { ts.forEach(action.errorCodes, function (error) { var fixes = codeFixes[error]; @@ -77142,25 +83670,226 @@ var ts; (function (ts) { var codefix; (function (codefix) { - function getOpenBraceEnd(constructor, sourceFile) { - // First token is the open curly, this is where we want to put the 'super' call. - return constructor.body.getFirstToken(sourceFile).getEnd(); + codefix.registerCodeFix({ + errorCodes: [ts.Diagnostics.Class_0_incorrectly_implements_interface_1.code], + getCodeActions: getActionForClassLikeIncorrectImplementsInterface + }); + function getActionForClassLikeIncorrectImplementsInterface(context) { + var sourceFile = context.sourceFile; + var start = context.span.start; + var token = ts.getTokenAtPosition(sourceFile, start); + var checker = context.program.getTypeChecker(); + var classDeclaration = ts.getContainingClass(token); + if (!classDeclaration) { + return undefined; + } + var openBrace = ts.getOpenBraceOfClassLike(classDeclaration, sourceFile); + var classType = checker.getTypeAtLocation(classDeclaration); + var implementedTypeNodes = ts.getClassImplementsHeritageClauseElements(classDeclaration); + var hasNumericIndexSignature = !!checker.getIndexTypeOfType(classType, 1 /* Number */); + var hasStringIndexSignature = !!checker.getIndexTypeOfType(classType, 0 /* String */); + var result = []; + for (var _i = 0, implementedTypeNodes_2 = implementedTypeNodes; _i < implementedTypeNodes_2.length; _i++) { + var implementedTypeNode = implementedTypeNodes_2[_i]; + // Note that this is ultimately derived from a map indexed by symbol names, + // so duplicates cannot occur. + var implementedType = checker.getTypeAtLocation(implementedTypeNode); + var implementedTypeSymbols = checker.getPropertiesOfType(implementedType); + var nonPrivateMembers = implementedTypeSymbols.filter(function (symbol) { return !(ts.getModifierFlags(symbol.valueDeclaration) & 8 /* Private */); }); + var newNodes = []; + createAndAddMissingIndexSignatureDeclaration(implementedType, 1 /* Number */, hasNumericIndexSignature, newNodes); + createAndAddMissingIndexSignatureDeclaration(implementedType, 0 /* String */, hasStringIndexSignature, newNodes); + newNodes = newNodes.concat(codefix.createMissingMemberNodes(classDeclaration, nonPrivateMembers, checker)); + var message = ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Implement_interface_0), [implementedTypeNode.getText()]); + if (newNodes.length > 0) { + pushAction(result, newNodes, message); + } + } + return result; + function createAndAddMissingIndexSignatureDeclaration(type, kind, hasIndexSigOfKind, newNodes) { + if (hasIndexSigOfKind) { + return; + } + var indexInfoOfKind = checker.getIndexInfoOfType(type, kind); + if (!indexInfoOfKind) { + return; + } + var newIndexSignatureDeclaration = checker.indexInfoToIndexSignatureDeclaration(indexInfoOfKind, kind, classDeclaration); + newNodes.push(newIndexSignatureDeclaration); + } + function pushAction(result, newNodes, description) { + var newAction = { + description: description, + changes: codefix.newNodesToChanges(newNodes, openBrace, context) + }; + result.push(newAction); + } } + })(codefix = ts.codefix || (ts.codefix = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + var codefix; + (function (codefix) { codefix.registerCodeFix({ - errorCodes: [ts.Diagnostics.Constructors_for_derived_classes_must_contain_a_super_call.code], - getCodeActions: function (context) { - var sourceFile = context.sourceFile; - var token = ts.getTokenAtPosition(sourceFile, context.span.start); - if (token.kind !== 122 /* ConstructorKeyword */) { - return undefined; + errorCodes: [ts.Diagnostics.Property_0_does_not_exist_on_type_1.code], + getCodeActions: getActionsForAddMissingMember + }); + function getActionsForAddMissingMember(context) { + var sourceFile = context.sourceFile; + var start = context.span.start; + // This is the identifier of the missing property. eg: + // this.missing = 1; + // ^^^^^^^ + var token = ts.getTokenAtPosition(sourceFile, start); + if (token.kind !== 70 /* Identifier */) { + return undefined; + } + if (!ts.isPropertyAccessExpression(token.parent) || token.parent.expression.kind !== 98 /* ThisKeyword */) { + return undefined; + } + var classMemberDeclaration = ts.getThisContainer(token, /*includeArrowFunctions*/ false); + if (!ts.isClassElement(classMemberDeclaration)) { + return undefined; + } + var classDeclaration = classMemberDeclaration.parent; + if (!classDeclaration || !ts.isClassLike(classDeclaration)) { + return undefined; + } + var isStatic = ts.hasModifier(classMemberDeclaration, 32 /* Static */); + return ts.isInJavaScriptFile(sourceFile) ? getActionsForAddMissingMemberInJavaScriptFile() : getActionsForAddMissingMemberInTypeScriptFile(); + function getActionsForAddMissingMemberInJavaScriptFile() { + var memberName = token.getText(); + if (isStatic) { + if (classDeclaration.kind === 198 /* ClassExpression */) { + return undefined; + } + var className = classDeclaration.name.getText(); + return [{ + description: ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Initialize_static_property_0), [memberName]), + changes: [{ + fileName: sourceFile.fileName, + textChanges: [{ + span: { start: classDeclaration.getEnd(), length: 0 }, + newText: "" + context.newLineCharacter + className + "." + memberName + " = undefined;" + context.newLineCharacter + }] + }] + }]; } - var newPosition = getOpenBraceEnd(token.parent, sourceFile); - return [{ - description: ts.getLocaleSpecificMessage(ts.Diagnostics.Add_missing_super_call), - changes: [{ fileName: sourceFile.fileName, textChanges: [{ newText: "super();", span: { start: newPosition, length: 0 } }] }] + else { + var classConstructor = ts.getFirstConstructorWithBody(classDeclaration); + if (!classConstructor) { + return undefined; + } + return [{ + description: ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Initialize_property_0_in_the_constructor), [memberName]), + changes: [{ + fileName: sourceFile.fileName, + textChanges: [{ + span: { start: classConstructor.body.getEnd() - 1, length: 0 }, + newText: "this." + memberName + " = undefined;" + context.newLineCharacter + }] + }] + }]; + } + } + function getActionsForAddMissingMemberInTypeScriptFile() { + var typeNode; + if (token.parent.parent.kind === 193 /* BinaryExpression */) { + var binaryExpression = token.parent.parent; + var checker = context.program.getTypeChecker(); + var widenedType = checker.getWidenedType(checker.getBaseTypeOfLiteralType(checker.getTypeAtLocation(binaryExpression.right))); + typeNode = checker.typeToTypeNode(widenedType, classDeclaration); + } + typeNode = typeNode || ts.createKeywordTypeNode(118 /* AnyKeyword */); + var openBrace = ts.getOpenBraceOfClassLike(classDeclaration, sourceFile); + var property = ts.createProperty( + /*decorators*/ undefined, + /*modifiers*/ isStatic ? [ts.createToken(114 /* StaticKeyword */)] : undefined, token.getText(sourceFile), + /*questionToken*/ undefined, typeNode, + /*initializer*/ undefined); + var propertyChangeTracker = ts.textChanges.ChangeTracker.fromCodeFixContext(context); + propertyChangeTracker.insertNodeAfter(sourceFile, openBrace, property, { suffix: context.newLineCharacter }); + var actions = [{ + description: ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Add_declaration_for_missing_property_0), [token.getText()]), + changes: propertyChangeTracker.getChanges() }]; + if (!isStatic) { + var stringTypeNode = ts.createKeywordTypeNode(135 /* StringKeyword */); + var indexingParameter = ts.createParameter( + /*decorators*/ undefined, + /*modifiers*/ undefined, + /*dotDotDotToken*/ undefined, "x", + /*questionToken*/ undefined, stringTypeNode, + /*initializer*/ undefined); + var indexSignature = ts.createIndexSignatureDeclaration( + /*decorators*/ undefined, + /*modifiers*/ undefined, [indexingParameter], typeNode); + var indexSignatureChangeTracker = ts.textChanges.ChangeTracker.fromCodeFixContext(context); + indexSignatureChangeTracker.insertNodeAfter(sourceFile, openBrace, indexSignature, { suffix: context.newLineCharacter }); + actions.push({ + description: ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Add_index_signature_for_missing_property_0), [token.getText()]), + changes: indexSignatureChangeTracker.getChanges() + }); + } + return actions; } + } + })(codefix = ts.codefix || (ts.codefix = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + var codefix; + (function (codefix) { + codefix.registerCodeFix({ + errorCodes: [ts.Diagnostics.Non_abstract_class_0_does_not_implement_inherited_abstract_member_1_from_class_2.code], + getCodeActions: getActionForClassLikeMissingAbstractMember + }); + codefix.registerCodeFix({ + errorCodes: [ts.Diagnostics.Non_abstract_class_expression_does_not_implement_inherited_abstract_member_0_from_class_1.code], + getCodeActions: getActionForClassLikeMissingAbstractMember }); + function getActionForClassLikeMissingAbstractMember(context) { + var sourceFile = context.sourceFile; + var start = context.span.start; + // This is the identifier in the case of a class declaration + // or the class keyword token in the case of a class expression. + var token = ts.getTokenAtPosition(sourceFile, start); + var checker = context.program.getTypeChecker(); + if (ts.isClassLike(token.parent)) { + var classDeclaration = token.parent; + var extendsNode = ts.getClassExtendsHeritageClauseElement(classDeclaration); + var instantiatedExtendsType = checker.getTypeAtLocation(extendsNode); + // Note that this is ultimately derived from a map indexed by symbol names, + // so duplicates cannot occur. + var extendsSymbols = checker.getPropertiesOfType(instantiatedExtendsType); + var abstractAndNonPrivateExtendsSymbols = extendsSymbols.filter(symbolPointsToNonPrivateAndAbstractMember); + var newNodes = codefix.createMissingMemberNodes(classDeclaration, abstractAndNonPrivateExtendsSymbols, checker); + var changes = codefix.newNodesToChanges(newNodes, ts.getOpenBraceOfClassLike(classDeclaration, sourceFile), context); + if (changes && changes.length > 0) { + return [{ + description: ts.getLocaleSpecificMessage(ts.Diagnostics.Implement_inherited_abstract_class), + changes: changes + }]; + } + } + return undefined; + } + function symbolPointsToNonPrivateAndAbstractMember(symbol) { + var decls = symbol.getDeclarations(); + ts.Debug.assert(!!(decls && decls.length > 0)); + var flags = ts.getModifierFlags(decls[0]); + return !(flags & 8 /* Private */) && !!(flags & 128 /* Abstract */); + } + })(codefix = ts.codefix || (ts.codefix = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + var codefix; + (function (codefix) { codefix.registerCodeFix({ errorCodes: [ts.Diagnostics.super_must_be_called_before_accessing_this_in_the_constructor_of_a_derived_class.code], getCodeActions: function (context) { @@ -77174,9 +83903,9 @@ var ts; if (!superCall) { return undefined; } - // figure out if the this access is actuall inside the supercall + // figure out if the `this` access is actually inside the supercall // i.e. super(this.a), since in that case we won't suggest a fix - if (superCall.expression && superCall.expression.kind == 179 /* CallExpression */) { + if (superCall.expression && superCall.expression.kind === 180 /* CallExpression */) { var arguments_1 = superCall.expression.arguments; for (var i = 0; i < arguments_1.length; i++) { if (arguments_1[i].expression === token) { @@ -77184,23 +83913,15 @@ var ts; } } } - var newPosition = getOpenBraceEnd(constructor, sourceFile); - var changes = [{ - fileName: sourceFile.fileName, textChanges: [{ - newText: superCall.getText(sourceFile), - span: { start: newPosition, length: 0 } - }, - { - newText: "", - span: { start: superCall.getStart(sourceFile), length: superCall.getWidth(sourceFile) } - }] - }]; + var changeTracker = ts.textChanges.ChangeTracker.fromCodeFixContext(context); + changeTracker.insertNodeAfter(sourceFile, ts.getOpenBrace(constructor, sourceFile), superCall, { suffix: context.newLineCharacter }); + changeTracker.deleteNode(sourceFile, superCall); return [{ description: ts.getLocaleSpecificMessage(ts.Diagnostics.Make_super_call_the_first_statement_in_the_constructor), - changes: changes + changes: changeTracker.getChanges() }]; function findSuperCall(n) { - if (n.kind === 207 /* ExpressionStatement */ && ts.isSuperCall(n.expression)) { + if (n.kind === 209 /* ExpressionStatement */ && ts.isSuperCall(n.expression)) { return n; } if (ts.isFunctionLike(n)) { @@ -77217,6 +83938,265 @@ var ts; (function (ts) { var codefix; (function (codefix) { + codefix.registerCodeFix({ + errorCodes: [ts.Diagnostics.Constructors_for_derived_classes_must_contain_a_super_call.code], + getCodeActions: function (context) { + var sourceFile = context.sourceFile; + var token = ts.getTokenAtPosition(sourceFile, context.span.start); + if (token.kind !== 122 /* ConstructorKeyword */) { + return undefined; + } + var changeTracker = ts.textChanges.ChangeTracker.fromCodeFixContext(context); + var superCall = ts.createStatement(ts.createCall(ts.createSuper(), /*typeArguments*/ undefined, /*argumentsArray*/ ts.emptyArray)); + changeTracker.insertNodeAfter(sourceFile, ts.getOpenBrace(token.parent, sourceFile), superCall, { suffix: context.newLineCharacter }); + return [{ + description: ts.getLocaleSpecificMessage(ts.Diagnostics.Add_missing_super_call), + changes: changeTracker.getChanges() + }]; + } + }); + })(codefix = ts.codefix || (ts.codefix = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + var codefix; + (function (codefix) { + codefix.registerCodeFix({ + errorCodes: [ts.Diagnostics.Cannot_extend_an_interface_0_Did_you_mean_implements.code], + getCodeActions: function (context) { + var sourceFile = context.sourceFile; + var start = context.span.start; + var token = ts.getTokenAtPosition(sourceFile, start); + var classDeclNode = ts.getContainingClass(token); + if (!(token.kind === 70 /* Identifier */ && ts.isClassLike(classDeclNode))) { + return undefined; + } + var heritageClauses = classDeclNode.heritageClauses; + if (!(heritageClauses && heritageClauses.length > 0)) { + return undefined; + } + var extendsToken = heritageClauses[0].getFirstToken(); + if (!(extendsToken && extendsToken.kind === 84 /* ExtendsKeyword */)) { + return undefined; + } + var changeTracker = ts.textChanges.ChangeTracker.fromCodeFixContext(context); + changeTracker.replaceNode(sourceFile, extendsToken, ts.createToken(107 /* ImplementsKeyword */)); + // We replace existing keywords with commas. + for (var i = 1; i < heritageClauses.length; i++) { + var keywordToken = heritageClauses[i].getFirstToken(); + if (keywordToken) { + changeTracker.replaceNode(sourceFile, keywordToken, ts.createToken(25 /* CommaToken */)); + } + } + var result = [{ + description: ts.getLocaleSpecificMessage(ts.Diagnostics.Change_extends_to_implements), + changes: changeTracker.getChanges() + }]; + return result; + } + }); + })(codefix = ts.codefix || (ts.codefix = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + var codefix; + (function (codefix) { + codefix.registerCodeFix({ + errorCodes: [ts.Diagnostics.Cannot_find_name_0_Did_you_mean_the_instance_member_this_0.code], + getCodeActions: function (context) { + var sourceFile = context.sourceFile; + var token = ts.getTokenAtPosition(sourceFile, context.span.start); + if (token.kind !== 70 /* Identifier */) { + return undefined; + } + var changeTracker = ts.textChanges.ChangeTracker.fromCodeFixContext(context); + changeTracker.replaceNode(sourceFile, token, ts.createPropertyAccess(ts.createThis(), token)); + return [{ + description: ts.getLocaleSpecificMessage(ts.Diagnostics.Add_this_to_unresolved_variable), + changes: changeTracker.getChanges() + }]; + } + }); + })(codefix = ts.codefix || (ts.codefix = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + var codefix; + (function (codefix) { + codefix.registerCodeFix({ + errorCodes: [ + ts.Diagnostics._0_is_declared_but_never_used.code, + ts.Diagnostics.Property_0_is_declared_but_never_used.code + ], + getCodeActions: function (context) { + var sourceFile = context.sourceFile; + var start = context.span.start; + var token = ts.getTokenAtPosition(sourceFile, start); + // this handles var ["computed"] = 12; + if (token.kind === 20 /* OpenBracketToken */) { + token = ts.getTokenAtPosition(sourceFile, start + 1); + } + switch (token.kind) { + case 70 /* Identifier */: + switch (token.parent.kind) { + case 225 /* VariableDeclaration */: + switch (token.parent.parent.parent.kind) { + case 213 /* ForStatement */: + var forStatement = token.parent.parent.parent; + var forInitializer = forStatement.initializer; + if (forInitializer.declarations.length === 1) { + return deleteNode(forInitializer); + } + else { + return deleteNodeInList(token.parent); + } + case 215 /* ForOfStatement */: + var forOfStatement = token.parent.parent.parent; + if (forOfStatement.initializer.kind === 226 /* VariableDeclarationList */) { + var forOfInitializer = forOfStatement.initializer; + return replaceNode(forOfInitializer.declarations[0], ts.createObjectLiteral()); + } + break; + case 214 /* ForInStatement */: + // There is no valid fix in the case of: + // for .. in + return undefined; + case 259 /* CatchClause */: + var catchClause = token.parent.parent; + var parameter = catchClause.variableDeclaration.getChildren()[0]; + return deleteNode(parameter); + default: + var variableStatement = token.parent.parent.parent; + if (variableStatement.declarationList.declarations.length === 1) { + return deleteNode(variableStatement); + } + else { + return deleteNodeInList(token.parent); + } + } + // TODO: #14885 + // falls through + case 144 /* TypeParameter */: + var typeParameters = token.parent.parent.typeParameters; + if (typeParameters.length === 1) { + var previousToken = ts.getTokenAtPosition(sourceFile, typeParameters.pos - 1); + if (!previousToken || previousToken.kind !== 26 /* LessThanToken */) { + return deleteRange(typeParameters); + } + var nextToken = ts.getTokenAtPosition(sourceFile, typeParameters.end); + if (!nextToken || nextToken.kind !== 28 /* GreaterThanToken */) { + return deleteRange(typeParameters); + } + return deleteNodeRange(previousToken, nextToken); + } + else { + return deleteNodeInList(token.parent); + } + case 145 /* Parameter */: + var functionDeclaration = token.parent.parent; + if (functionDeclaration.parameters.length === 1) { + return deleteNode(token.parent); + } + else { + return deleteNodeInList(token.parent); + } + // handle case where 'import a = A;' + case 236 /* ImportEqualsDeclaration */: + var importEquals = ts.getAncestor(token, 236 /* ImportEqualsDeclaration */); + return deleteNode(importEquals); + case 241 /* ImportSpecifier */: + var namedImports = token.parent.parent; + if (namedImports.elements.length === 1) { + // Only 1 import and it is unused. So the entire declaration should be removed. + var importSpec = ts.getAncestor(token, 237 /* ImportDeclaration */); + return deleteNode(importSpec); + } + else { + // delete import specifier + return deleteNodeInList(token.parent); + } + // handle case where "import d, * as ns from './file'" + // or "'import {a, b as ns} from './file'" + case 238 /* ImportClause */: + var importClause = token.parent; + if (!importClause.namedBindings) { + var importDecl = ts.getAncestor(importClause, 237 /* ImportDeclaration */); + return deleteNode(importDecl); + } + else { + // import |d,| * as ns from './file' + var start_4 = importClause.name.getStart(sourceFile); + var nextToken = ts.getTokenAtPosition(sourceFile, importClause.name.end); + if (nextToken && nextToken.kind === 25 /* CommaToken */) { + // shift first non-whitespace position after comma to the start position of the node + return deleteRange({ pos: start_4, end: ts.skipTrivia(sourceFile.text, nextToken.end, /*stopAfterLineBreaks*/ false, /*stopAtComments*/ true) }); + } + else { + return deleteNode(importClause.name); + } + } + case 239 /* NamespaceImport */: + var namespaceImport = token.parent; + if (namespaceImport.name === token && !namespaceImport.parent.name) { + var importDecl = ts.getAncestor(namespaceImport, 237 /* ImportDeclaration */); + return deleteNode(importDecl); + } + else { + var previousToken = ts.getTokenAtPosition(sourceFile, namespaceImport.pos - 1); + if (previousToken && previousToken.kind === 25 /* CommaToken */) { + var startPosition = ts.textChanges.getAdjustedStartPosition(sourceFile, previousToken, {}, ts.textChanges.Position.FullStart); + return deleteRange({ pos: startPosition, end: namespaceImport.end }); + } + return deleteRange(namespaceImport); + } + } + break; + case 148 /* PropertyDeclaration */: + case 239 /* NamespaceImport */: + return deleteNode(token.parent); + } + if (ts.isDeclarationName(token)) { + return deleteNode(token.parent); + } + else if (ts.isLiteralComputedPropertyDeclarationName(token)) { + return deleteNode(token.parent.parent); + } + else { + return undefined; + } + function deleteNode(n) { + return makeChange(ts.textChanges.ChangeTracker.fromCodeFixContext(context).deleteNode(sourceFile, n)); + } + function deleteRange(range) { + return makeChange(ts.textChanges.ChangeTracker.fromCodeFixContext(context).deleteRange(sourceFile, range)); + } + function deleteNodeInList(n) { + return makeChange(ts.textChanges.ChangeTracker.fromCodeFixContext(context).deleteNodeInList(sourceFile, n)); + } + function deleteNodeRange(start, end) { + return makeChange(ts.textChanges.ChangeTracker.fromCodeFixContext(context).deleteNodeRange(sourceFile, start, end)); + } + function replaceNode(n, newNode) { + return makeChange(ts.textChanges.ChangeTracker.fromCodeFixContext(context).replaceNode(sourceFile, n, newNode)); + } + function makeChange(changeTracker) { + return [{ + description: ts.formatStringFromArgs(ts.getLocaleSpecificMessage(ts.Diagnostics.Remove_declaration_for_Colon_0), { 0: token.getText() }), + changes: changeTracker.getChanges() + }]; + } + } + }); + })(codefix = ts.codefix || (ts.codefix = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + var codefix; + (function (codefix) { var ModuleSpecifierComparison; (function (ModuleSpecifierComparison) { ModuleSpecifierComparison[ModuleSpecifierComparison["Better"] = 0] = "Better"; @@ -77225,18 +84205,19 @@ var ts; })(ModuleSpecifierComparison || (ModuleSpecifierComparison = {})); var ImportCodeActionMap = (function () { function ImportCodeActionMap() { - this.symbolIdToActionMap = ts.createMap(); + this.symbolIdToActionMap = []; } ImportCodeActionMap.prototype.addAction = function (symbolId, newAction) { if (!newAction) { return; } - if (!this.symbolIdToActionMap[symbolId]) { + var actions = this.symbolIdToActionMap[symbolId]; + if (!actions) { this.symbolIdToActionMap[symbolId] = [newAction]; return; } if (newAction.kind === "CodeChange") { - this.symbolIdToActionMap[symbolId].push(newAction); + actions.push(newAction); return; } var updatedNewImports = []; @@ -77249,12 +84230,13 @@ var ts; } switch (this.compareModuleSpecifiers(existingAction.moduleSpecifier, newAction.moduleSpecifier)) { case ModuleSpecifierComparison.Better: - // the new one is not worth considering if it is a new improt. + // the new one is not worth considering if it is a new import. // However if it is instead a insertion into existing import, the user might want to use // the module specifier even it is worse by our standards. So keep it. if (newAction.kind === "NewImport") { return; } + // falls through case ModuleSpecifierComparison.Equal: // the current one is safe. But it is still possible that the new one is worse // than another existing one. For example, you may have new imports from "./foo/bar" @@ -77280,8 +84262,8 @@ var ts; }; ImportCodeActionMap.prototype.getAllActions = function () { var result = []; - for (var symbolId in this.symbolIdToActionMap) { - result = ts.concatenate(result, this.symbolIdToActionMap[symbolId]); + for (var key in this.symbolIdToActionMap) { + result = ts.concatenate(result, this.symbolIdToActionMap[key]); } return result; }; @@ -77313,7 +84295,11 @@ var ts; return ImportCodeActionMap; }()); codefix.registerCodeFix({ - errorCodes: [ts.Diagnostics.Cannot_find_name_0.code], + errorCodes: [ + ts.Diagnostics.Cannot_find_name_0.code, + ts.Diagnostics.Cannot_find_namespace_0.code, + ts.Diagnostics._0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead.code + ], getCodeActions: function (context) { var sourceFile = context.sourceFile; var checker = context.program.getTypeChecker(); @@ -77323,18 +84309,22 @@ var ts; var name = token.getText(); var symbolIdActionMap = new ImportCodeActionMap(); // this is a module id -> module import declaration map - var cachedImportDeclarations = ts.createMap(); - var cachedNewImportInsertPosition; - var allPotentialModules = checker.getAmbientModules(); + var cachedImportDeclarations = []; + var lastImportDeclaration; + var currentTokenMeaning = ts.getMeaningFromLocation(token); + if (context.errorCode === ts.Diagnostics._0_refers_to_a_UMD_global_but_the_current_file_is_a_module_Consider_adding_an_import_instead.code) { + var symbol = checker.getAliasedSymbol(checker.getSymbolAtLocation(token)); + return getCodeActionForImport(symbol, /*isDefault*/ false, /*isNamespaceImport*/ true); + } + var candidateModules = checker.getAmbientModules(); for (var _i = 0, allSourceFiles_1 = allSourceFiles; _i < allSourceFiles_1.length; _i++) { var otherSourceFile = allSourceFiles_1[_i]; if (otherSourceFile !== sourceFile && ts.isExternalOrCommonJsModule(otherSourceFile)) { - allPotentialModules.push(otherSourceFile.symbol); + candidateModules.push(otherSourceFile.symbol); } } - var currentTokenMeaning = ts.getMeaningFromLocation(token); - for (var _a = 0, allPotentialModules_1 = allPotentialModules; _a < allPotentialModules_1.length; _a++) { - var moduleSymbol = allPotentialModules_1[_a]; + for (var _a = 0, candidateModules_1 = candidateModules; _a < candidateModules_1.length; _a++) { + var moduleSymbol = candidateModules_1[_a]; context.cancellationToken.throwIfCancellationRequested(); // check the default export var defaultExport = checker.tryGetMemberInModuleExports("default", moduleSymbol); @@ -77356,8 +84346,9 @@ var ts; return symbolIdActionMap.getAllActions(); function getImportDeclarations(moduleSymbol) { var moduleSymbolId = getUniqueSymbolId(moduleSymbol); - if (cachedImportDeclarations[moduleSymbolId]) { - return cachedImportDeclarations[moduleSymbolId]; + var cached = cachedImportDeclarations[moduleSymbolId]; + if (cached) { + return cached; } var existingDeclarations = []; for (var _i = 0, _a = sourceFile.imports; _i < _a.length; _i++) { @@ -77372,10 +84363,10 @@ var ts; function getImportDeclaration(moduleSpecifier) { var node = moduleSpecifier; while (node) { - if (node.kind === 235 /* ImportDeclaration */) { + if (node.kind === 237 /* ImportDeclaration */) { return node; } - if (node.kind === 234 /* ImportEqualsDeclaration */) { + if (node.kind === 236 /* ImportEqualsDeclaration */) { return node; } node = node.parent; @@ -77393,7 +84384,7 @@ var ts; var declarations = symbol.getDeclarations(); return declarations ? ts.some(symbol.declarations, function (decl) { return !!(ts.getMeaningFromDeclaration(decl) & meaning); }) : false; } - function getCodeActionForImport(moduleSymbol, isDefault) { + function getCodeActionForImport(moduleSymbol, isDefault, isNamespaceImport) { var existingDeclarations = getImportDeclarations(moduleSymbol); if (existingDeclarations.length > 0) { // With an existing import statement, there are more than one actions the user can do. @@ -77419,11 +84410,11 @@ var ts; var namespaceImportDeclaration; var namedImportDeclaration; var existingModuleSpecifier; - for (var _i = 0, declarations_11 = declarations; _i < declarations_11.length; _i++) { - var declaration = declarations_11[_i]; - if (declaration.kind === 235 /* ImportDeclaration */) { + for (var _i = 0, declarations_14 = declarations; _i < declarations_14.length; _i++) { + var declaration = declarations_14[_i]; + if (declaration.kind === 237 /* ImportDeclaration */) { var namedBindings = declaration.importClause && declaration.importClause.namedBindings; - if (namedBindings && namedBindings.kind === 237 /* NamespaceImport */) { + if (namedBindings && namedBindings.kind === 239 /* NamespaceImport */) { // case: // import * as ns from "foo" namespaceImportDeclaration = declaration; @@ -77447,15 +84438,15 @@ var ts; if (namespaceImportDeclaration) { actions.push(getCodeActionForNamespaceImport(namespaceImportDeclaration)); } - if (namedImportDeclaration && namedImportDeclaration.importClause && + if (!isNamespaceImport && namedImportDeclaration && namedImportDeclaration.importClause && (namedImportDeclaration.importClause.name || namedImportDeclaration.importClause.namedBindings)) { /** * If the existing import declaration already has a named import list, just * insert the identifier into that list. */ - var textChange = getTextChangeForImportClause(namedImportDeclaration.importClause); + var fileTextChanges = getTextChangeForImportClause(namedImportDeclaration.importClause); var moduleSpecifierWithoutQuotes = ts.stripQuotes(namedImportDeclaration.moduleSpecifier.getText()); - actions.push(createCodeAction(ts.Diagnostics.Add_0_to_existing_import_declaration_from_1, [name, moduleSpecifierWithoutQuotes], textChange.newText, textChange.span, sourceFile.fileName, "InsertingIntoExistingImport", moduleSpecifierWithoutQuotes)); + actions.push(createCodeAction(ts.Diagnostics.Add_0_to_existing_import_declaration_from_1, [name, moduleSpecifierWithoutQuotes], fileTextChanges, "InsertingIntoExistingImport", moduleSpecifierWithoutQuotes)); } else { // we need to create a new import statement, but the existing module specifier can be reused. @@ -77463,55 +84454,35 @@ var ts; } return actions; function getModuleSpecifierFromImportEqualsDeclaration(declaration) { - if (declaration.moduleReference && declaration.moduleReference.kind === 245 /* ExternalModuleReference */) { + if (declaration.moduleReference && declaration.moduleReference.kind === 247 /* ExternalModuleReference */) { return declaration.moduleReference.expression.getText(); } return declaration.moduleReference.getText(); } function getTextChangeForImportClause(importClause) { - var newImportText = isDefault ? "default as " + name : name; var importList = importClause.namedBindings; + var newImportSpecifier = ts.createImportSpecifier(/*propertyName*/ undefined, ts.createIdentifier(name)); // case 1: // original text: import default from "module" // change to: import default, { name } from "module" - if (!importList && importClause.name) { - var start = importClause.name.getEnd(); - return { - newText: ", { " + newImportText + " }", - span: { start: start, length: 0 } - }; - } // case 2: // original text: import {} from "module" // change to: import { name } from "module" - if (importList.elements.length === 0) { - var start = importList.getStart(); - return { - newText: "{ " + newImportText + " }", - span: { start: start, length: importList.getEnd() - start } - }; + if (!importList || importList.elements.length === 0) { + var newImportClause = ts.createImportClause(importClause.name, ts.createNamedImports([newImportSpecifier])); + return createChangeTracker().replaceNode(sourceFile, importClause, newImportClause).getChanges(); } - // case 3: - // original text: import { foo, bar } from "module" - // change to: import { foo, bar, name } from "module" - var insertPoint = importList.elements[importList.elements.length - 1].getEnd(); /** * If the import list has one import per line, preserve that. Otherwise, insert on same line as last element * import { * foo * } from "./module"; */ - var startLine = ts.getLineOfLocalPosition(sourceFile, importList.getStart()); - var endLine = ts.getLineOfLocalPosition(sourceFile, importList.getEnd()); - var oneImportPerLine = endLine - startLine > importList.elements.length; - return { - newText: "," + (oneImportPerLine ? context.newLineCharacter : " ") + newImportText, - span: { start: insertPoint, length: 0 } - }; + return createChangeTracker().insertNodeInListAfter(sourceFile, importList.elements[importList.elements.length - 1], newImportSpecifier).getChanges(); } function getCodeActionForNamespaceImport(declaration) { var namespacePrefix; - if (declaration.kind === 235 /* ImportDeclaration */) { + if (declaration.kind === 237 /* ImportDeclaration */) { namespacePrefix = declaration.importClause.namedBindings.name.getText(); } else { @@ -77528,47 +84499,52 @@ var ts; * namespace instead of altering the import declaration. For example, "foo" would * become "ns.foo" */ - return createCodeAction(ts.Diagnostics.Change_0_to_1, [name, namespacePrefix + "." + name], namespacePrefix + ".", { start: token.getStart(), length: 0 }, sourceFile.fileName, "CodeChange"); + return createCodeAction(ts.Diagnostics.Change_0_to_1, [name, namespacePrefix + "." + name], createChangeTracker().replaceNode(sourceFile, token, ts.createPropertyAccess(ts.createIdentifier(namespacePrefix), name)).getChanges(), "CodeChange"); } } function getCodeActionForNewImport(moduleSpecifier) { - if (!cachedNewImportInsertPosition) { + if (!lastImportDeclaration) { // insert after any existing imports - var lastModuleSpecifierEnd = -1; - for (var _i = 0, _a = sourceFile.imports; _i < _a.length; _i++) { - var moduleSpecifier_1 = _a[_i]; - var end = moduleSpecifier_1.getEnd(); - if (!lastModuleSpecifierEnd || end > lastModuleSpecifierEnd) { - lastModuleSpecifierEnd = end; + for (var i = sourceFile.statements.length - 1; i >= 0; i--) { + var statement = sourceFile.statements[i]; + if (statement.kind === 236 /* ImportEqualsDeclaration */ || statement.kind === 237 /* ImportDeclaration */) { + lastImportDeclaration = statement; + break; } } - cachedNewImportInsertPosition = lastModuleSpecifierEnd > 0 ? sourceFile.getLineEndOfPosition(lastModuleSpecifierEnd) : sourceFile.getStart(); } var getCanonicalFileName = ts.createGetCanonicalFileName(useCaseSensitiveFileNames); var moduleSpecifierWithoutQuotes = ts.stripQuotes(moduleSpecifier || getModuleSpecifierForNewImport()); - var importStatementText = isDefault - ? "import " + name + " from \"" + moduleSpecifierWithoutQuotes + "\"" - : "import { " + name + " } from \"" + moduleSpecifierWithoutQuotes + "\""; + var changeTracker = createChangeTracker(); + var importClause = isDefault + ? ts.createImportClause(ts.createIdentifier(name), /*namedBindings*/ undefined) + : isNamespaceImport + ? ts.createImportClause(/*name*/ undefined, ts.createNamespaceImport(ts.createIdentifier(name))) + : ts.createImportClause(/*name*/ undefined, ts.createNamedImports([ts.createImportSpecifier(/*propertyName*/ undefined, ts.createIdentifier(name))])); + var importDecl = ts.createImportDeclaration(/*decorators*/ undefined, /*modifiers*/ undefined, importClause, ts.createLiteral(moduleSpecifierWithoutQuotes)); + if (!lastImportDeclaration) { + changeTracker.insertNodeAt(sourceFile, sourceFile.getStart(), importDecl, { suffix: "" + context.newLineCharacter + context.newLineCharacter }); + } + else { + changeTracker.insertNodeAfter(sourceFile, lastImportDeclaration, importDecl, { suffix: context.newLineCharacter }); + } // if this file doesn't have any import statements, insert an import statement and then insert a new line // between the only import statement and user code. Otherwise just insert the statement because chances // are there are already a new line seperating code and import statements. - var newText = cachedNewImportInsertPosition === sourceFile.getStart() - ? importStatementText + ";" + context.newLineCharacter + context.newLineCharacter - : "" + context.newLineCharacter + importStatementText + ";"; - return createCodeAction(ts.Diagnostics.Import_0_from_1, [name, "\"" + moduleSpecifierWithoutQuotes + "\""], newText, { start: cachedNewImportInsertPosition, length: 0 }, sourceFile.fileName, "NewImport", moduleSpecifierWithoutQuotes); + return createCodeAction(ts.Diagnostics.Import_0_from_1, [name, "\"" + moduleSpecifierWithoutQuotes + "\""], changeTracker.getChanges(), "NewImport", moduleSpecifierWithoutQuotes); function getModuleSpecifierForNewImport() { - var fileName = sourceFile.path; - var moduleFileName = moduleSymbol.valueDeclaration.getSourceFile().path; + var fileName = sourceFile.fileName; + var moduleFileName = moduleSymbol.valueDeclaration.getSourceFile().fileName; var sourceDirectory = ts.getDirectoryPath(fileName); var options = context.program.getCompilerOptions(); return tryGetModuleNameFromAmbientModule() || - tryGetModuleNameFromBaseUrl() || - tryGetModuleNameFromRootDirs() || tryGetModuleNameFromTypeRoots() || tryGetModuleNameAsNodeModule() || + tryGetModuleNameFromBaseUrl() || + tryGetModuleNameFromRootDirs() || ts.removeFileExtension(getRelativePath(moduleFileName, sourceDirectory)); function tryGetModuleNameFromAmbientModule() { - if (moduleSymbol.valueDeclaration.kind !== 261 /* SourceFile */) { + if (moduleSymbol.valueDeclaration.kind !== 264 /* SourceFile */) { return moduleSymbol.name; } } @@ -77576,11 +84552,11 @@ var ts; if (!options.baseUrl) { return undefined; } - var normalizedBaseUrl = ts.toPath(options.baseUrl, ts.getDirectoryPath(options.baseUrl), getCanonicalFileName); - var relativeName = tryRemoveParentDirectoryName(moduleFileName, normalizedBaseUrl); + var relativeName = getRelativePathIfInDirectory(moduleFileName, options.baseUrl); if (!relativeName) { return undefined; } + var relativeNameWithIndex = ts.removeFileExtension(relativeName); relativeName = removeExtensionAndIndexPostFix(relativeName); if (options.paths) { for (var key in options.paths) { @@ -77600,7 +84576,7 @@ var ts; return key.replace("\*", matchedStar); } } - else if (pattern === relativeName) { + else if (pattern === relativeName || pattern === relativeNameWithIndex) { return key; } } @@ -77610,9 +84586,8 @@ var ts; } function tryGetModuleNameFromRootDirs() { if (options.rootDirs) { - var normalizedRootDirs = ts.map(options.rootDirs, function (rootDir) { return ts.toPath(rootDir, /*basePath*/ undefined, getCanonicalFileName); }); - var normalizedTargetPath = getPathRelativeToRootDirs(moduleFileName, normalizedRootDirs); - var normalizedSourcePath = getPathRelativeToRootDirs(sourceDirectory, normalizedRootDirs); + var normalizedTargetPath = getPathRelativeToRootDirs(moduleFileName, options.rootDirs); + var normalizedSourcePath = getPathRelativeToRootDirs(sourceDirectory, options.rootDirs); if (normalizedTargetPath !== undefined) { var relativePath = normalizedSourcePath !== undefined ? getRelativePath(normalizedTargetPath, normalizedSourcePath) : normalizedTargetPath; return ts.removeFileExtension(relativePath); @@ -77676,7 +84651,7 @@ var ts; function getPathRelativeToRootDirs(path, rootDirs) { for (var _i = 0, rootDirs_2 = rootDirs; _i < rootDirs_2.length; _i++) { var rootDir = rootDirs_2[_i]; - var relativeName = tryRemoveParentDirectoryName(path, rootDir); + var relativeName = getRelativePathIfInDirectory(path, rootDir); if (relativeName !== undefined) { return relativeName; } @@ -77690,25 +84665,23 @@ var ts; } return fileName; } + function getRelativePathIfInDirectory(path, directoryPath) { + var relativePath = ts.getRelativePathToDirectoryOrUrl(directoryPath, path, directoryPath, getCanonicalFileName, /*isAbsolutePathAnUrl*/ false); + return ts.isRootedDiskPath(relativePath) || ts.startsWith(relativePath, "..") ? undefined : relativePath; + } function getRelativePath(path, directoryPath) { - var relativePath = ts.getRelativePathToDirectoryOrUrl(directoryPath, path, directoryPath, getCanonicalFileName, false); + var relativePath = ts.getRelativePathToDirectoryOrUrl(directoryPath, path, directoryPath, getCanonicalFileName, /*isAbsolutePathAnUrl*/ false); return ts.moduleHasNonRelativeName(relativePath) ? "./" + relativePath : relativePath; } - function tryRemoveParentDirectoryName(path, parentDirectory) { - var index = path.indexOf(parentDirectory); - if (index === 0) { - return ts.endsWith(parentDirectory, ts.directorySeparator) - ? path.substring(parentDirectory.length) - : path.substring(parentDirectory.length + 1); - } - return undefined; - } } } - function createCodeAction(description, diagnosticArgs, newText, span, fileName, kind, moduleSpecifier) { + function createChangeTracker() { + return ts.textChanges.ChangeTracker.fromCodeFixContext(context); + } + function createCodeAction(description, diagnosticArgs, changes, kind, moduleSpecifier) { return { description: ts.formatMessage.apply(undefined, [undefined, description].concat(diagnosticArgs)), - changes: [{ fileName: fileName, textChanges: [{ newText: newText, span: span }] }], + changes: changes, kind: kind, moduleSpecifier: moduleSpecifier }; @@ -77723,155 +84696,275 @@ var ts; var codefix; (function (codefix) { codefix.registerCodeFix({ - errorCodes: [ - ts.Diagnostics._0_is_declared_but_never_used.code, - ts.Diagnostics.Property_0_is_declared_but_never_used.code - ], - getCodeActions: function (context) { - var sourceFile = context.sourceFile; - var start = context.span.start; - var token = ts.getTokenAtPosition(sourceFile, start); - // this handles var ["computed"] = 12; - if (token.kind === 20 /* OpenBracketToken */) { - token = ts.getTokenAtPosition(sourceFile, start + 1); - } - switch (token.kind) { - case 70 /* Identifier */: - switch (token.parent.kind) { - case 223 /* VariableDeclaration */: - switch (token.parent.parent.parent.kind) { - case 211 /* ForStatement */: - var forStatement = token.parent.parent.parent; - var forInitializer = forStatement.initializer; - if (forInitializer.declarations.length === 1) { - return createCodeFix("", forInitializer.pos, forInitializer.end - forInitializer.pos); - } - else { - return removeSingleItem(forInitializer.declarations, token); - } - case 213 /* ForOfStatement */: - var forOfStatement = token.parent.parent.parent; - if (forOfStatement.initializer.kind === 224 /* VariableDeclarationList */) { - var forOfInitializer = forOfStatement.initializer; - return createCodeFix("{}", forOfInitializer.declarations[0].pos, forOfInitializer.declarations[0].end - forOfInitializer.declarations[0].pos); - } - break; - case 212 /* ForInStatement */: - // There is no valid fix in the case of: - // for .. in - return undefined; - case 256 /* CatchClause */: - var catchClause = token.parent.parent; - var parameter = catchClause.variableDeclaration.getChildren()[0]; - return createCodeFix("", parameter.pos, parameter.end - parameter.pos); - default: - var variableStatement = token.parent.parent.parent; - if (variableStatement.declarationList.declarations.length === 1) { - return createCodeFix("", variableStatement.pos, variableStatement.end - variableStatement.pos); - } - else { - var declarations = variableStatement.declarationList.declarations; - return removeSingleItem(declarations, token); - } - } - case 143 /* TypeParameter */: - var typeParameters = token.parent.parent.typeParameters; - if (typeParameters.length === 1) { - return createCodeFix("", token.parent.pos - 1, token.parent.end - token.parent.pos + 2); - } - else { - return removeSingleItem(typeParameters, token); - } - case 144 /* Parameter */: - var functionDeclaration = token.parent.parent; - if (functionDeclaration.parameters.length === 1) { - return createCodeFix("", token.parent.pos, token.parent.end - token.parent.pos); - } - else { - return removeSingleItem(functionDeclaration.parameters, token); - } - // handle case where 'import a = A;' - case 234 /* ImportEqualsDeclaration */: - var importEquals = findImportDeclaration(token); - return createCodeFix("", importEquals.pos, importEquals.end - importEquals.pos); - case 239 /* ImportSpecifier */: - var namedImports = token.parent.parent; - if (namedImports.elements.length === 1) { - // Only 1 import and it is unused. So the entire declaration should be removed. - var importSpec = findImportDeclaration(token); - return createCodeFix("", importSpec.pos, importSpec.end - importSpec.pos); - } - else { - return removeSingleItem(namedImports.elements, token); - } - // handle case where "import d, * as ns from './file'" - // or "'import {a, b as ns} from './file'" - case 236 /* ImportClause */: - var importClause = token.parent; - if (!importClause.namedBindings) { - var importDecl = findImportDeclaration(importClause); - return createCodeFix("", importDecl.pos, importDecl.end - importDecl.pos); - } - else { - return createCodeFix("", importClause.name.pos, importClause.namedBindings.pos - importClause.name.pos); - } - case 237 /* NamespaceImport */: - var namespaceImport = token.parent; - if (namespaceImport.name == token && !namespaceImport.parent.name) { - var importDecl = findImportDeclaration(namespaceImport); - return createCodeFix("", importDecl.pos, importDecl.end - importDecl.pos); - } - else { - var start_4 = namespaceImport.parent.name.end; - return createCodeFix("", start_4, namespaceImport.parent.namedBindings.end - start_4); - } - } - break; - case 147 /* PropertyDeclaration */: - return createCodeFix("", token.parent.pos, token.parent.end - token.parent.pos); - case 237 /* NamespaceImport */: - return createCodeFix("", token.parent.pos, token.parent.end - token.parent.pos); - } - if (ts.isDeclarationName(token)) { - return createCodeFix("", token.parent.pos, token.parent.end - token.parent.pos); - } - else if (ts.isLiteralComputedPropertyDeclarationName(token)) { - return createCodeFix("", token.parent.parent.pos, token.parent.parent.end - token.parent.parent.pos); - } - else { - return undefined; - } - function findImportDeclaration(token) { - var importDecl = token; - while (importDecl.kind != 235 /* ImportDeclaration */ && importDecl.parent) { - importDecl = importDecl.parent; - } - return importDecl; + errorCodes: getApplicableDiagnosticCodes(), + getCodeActions: getDisableJsDiagnosticsCodeActions + }); + function getApplicableDiagnosticCodes() { + var allDiagnostcs = ts.Diagnostics; + return Object.keys(allDiagnostcs) + .filter(function (d) { return allDiagnostcs[d] && allDiagnostcs[d].category === ts.DiagnosticCategory.Error; }) + .map(function (d) { return allDiagnostcs[d].code; }); + } + function getIgnoreCommentLocationForLocation(sourceFile, position, newLineCharacter) { + var line = ts.getLineAndCharacterOfPosition(sourceFile, position).line; + var lineStartPosition = ts.getStartPositionOfLine(line, sourceFile); + var startPosition = ts.getFirstNonSpaceCharacterPosition(sourceFile.text, lineStartPosition); + // First try to see if we can put the '// @ts-ignore' on the previous line. + // We need to make sure that we are not in the middle of a string literal or a comment. + // We also want to check if the previous line holds a comment for a node on the next line + // if so, we do not want to separate the node from its comment if we can. + if (!ts.isInComment(sourceFile, startPosition) && !ts.isInString(sourceFile, startPosition) && !ts.isInTemplateString(sourceFile, startPosition)) { + var token = ts.getTouchingToken(sourceFile, startPosition); + var tokenLeadingCommnets = ts.getLeadingCommentRangesOfNode(token, sourceFile); + if (!tokenLeadingCommnets || !tokenLeadingCommnets.length || tokenLeadingCommnets[0].pos >= startPosition) { + return { + span: { start: startPosition, length: 0 }, + newText: "// @ts-ignore" + newLineCharacter + }; } - function createCodeFix(newText, start, length) { - return [{ - description: ts.getLocaleSpecificMessage(ts.Diagnostics.Remove_unused_identifiers), - changes: [{ - fileName: sourceFile.fileName, - textChanges: [{ newText: newText, span: { start: start, length: length } }] + } + // If all fails, add an extra new line immediatlly before the error span. + return { + span: { start: position, length: 0 }, + newText: (position === startPosition ? "" : newLineCharacter) + "// @ts-ignore" + newLineCharacter + }; + } + function getDisableJsDiagnosticsCodeActions(context) { + var sourceFile = context.sourceFile, program = context.program, newLineCharacter = context.newLineCharacter, span = context.span; + if (!ts.isInJavaScriptFile(sourceFile) || !ts.isCheckJsEnabledForFile(sourceFile, program.getCompilerOptions())) { + return undefined; + } + return [{ + description: ts.getLocaleSpecificMessage(ts.Diagnostics.Ignore_this_error_message), + changes: [{ + fileName: sourceFile.fileName, + textChanges: [getIgnoreCommentLocationForLocation(sourceFile, span.start, newLineCharacter)] + }] + }, + { + description: ts.getLocaleSpecificMessage(ts.Diagnostics.Disable_checking_for_this_file), + changes: [{ + fileName: sourceFile.fileName, + textChanges: [{ + span: { + start: sourceFile.checkJsDirective ? sourceFile.checkJsDirective.pos : 0, + length: sourceFile.checkJsDirective ? sourceFile.checkJsDirective.end - sourceFile.checkJsDirective.pos : 0 + }, + newText: "// @ts-nocheck" + newLineCharacter }] - }]; + }] + }]; + } + })(codefix = ts.codefix || (ts.codefix = {})); +})(ts || (ts = {})); +/* @internal */ +var ts; +(function (ts) { + var codefix; + (function (codefix) { + function newNodesToChanges(newNodes, insertAfter, context) { + var sourceFile = context.sourceFile; + var changeTracker = ts.textChanges.ChangeTracker.fromCodeFixContext(context); + for (var _i = 0, newNodes_1 = newNodes; _i < newNodes_1.length; _i++) { + var newNode = newNodes_1[_i]; + changeTracker.insertNodeAfter(sourceFile, insertAfter, newNode, { suffix: context.newLineCharacter }); + } + var changes = changeTracker.getChanges(); + if (!ts.some(changes)) { + return changes; + } + ts.Debug.assert(changes.length === 1); + var consolidatedChanges = [{ + fileName: changes[0].fileName, + textChanges: [{ + span: changes[0].textChanges[0].span, + newText: changes[0].textChanges.reduce(function (prev, cur) { return prev + cur.newText; }, "") + }] + }]; + return consolidatedChanges; + } + codefix.newNodesToChanges = newNodesToChanges; + /** + * Finds members of the resolved type that are missing in the class pointed to by class decl + * and generates source code for the missing members. + * @param possiblyMissingSymbols The collection of symbols to filter and then get insertions for. + * @returns Empty string iff there are no member insertions. + */ + function createMissingMemberNodes(classDeclaration, possiblyMissingSymbols, checker) { + var classMembers = classDeclaration.symbol.members; + var missingMembers = possiblyMissingSymbols.filter(function (symbol) { return !classMembers.has(symbol.getName()); }); + var newNodes = []; + for (var _i = 0, missingMembers_1 = missingMembers; _i < missingMembers_1.length; _i++) { + var symbol = missingMembers_1[_i]; + var newNode = createNewNodeForMemberSymbol(symbol, classDeclaration, checker); + if (newNode) { + if (Array.isArray(newNode)) { + newNodes = newNodes.concat(newNode); + } + else { + newNodes.push(newNode); + } } - function removeSingleItem(elements, token) { - if (elements[0] === token.parent) { - return createCodeFix("", token.parent.pos, token.parent.end - token.parent.pos + 1); + } + return newNodes; + } + codefix.createMissingMemberNodes = createMissingMemberNodes; + /** + * @returns Empty string iff there we can't figure out a representation for `symbol` in `enclosingDeclaration`. + */ + function createNewNodeForMemberSymbol(symbol, enclosingDeclaration, checker) { + var declarations = symbol.getDeclarations(); + if (!(declarations && declarations.length)) { + return undefined; + } + var declaration = declarations[0]; + // Clone name to remove leading trivia. + var name = ts.getSynthesizedClone(declaration.name); + var visibilityModifier = createVisibilityModifier(ts.getModifierFlags(declaration)); + var modifiers = visibilityModifier ? ts.createNodeArray([visibilityModifier]) : undefined; + var type = checker.getWidenedType(checker.getTypeOfSymbolAtLocation(symbol, enclosingDeclaration)); + var optional = !!(symbol.flags & 67108864 /* Optional */); + switch (declaration.kind) { + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 147 /* PropertySignature */: + case 148 /* PropertyDeclaration */: + var typeNode = checker.typeToTypeNode(type, enclosingDeclaration); + var property = ts.createProperty( + /*decorators*/ undefined, modifiers, name, optional ? ts.createToken(54 /* QuestionToken */) : undefined, typeNode, + /*initializer*/ undefined); + return property; + case 149 /* MethodSignature */: + case 150 /* MethodDeclaration */: + // The signature for the implementation appears as an entry in `signatures` iff + // there is only one signature. + // If there are overloads and an implementation signature, it appears as an + // extra declaration that isn't a signature for `type`. + // If there is more than one overload but no implementation signature + // (eg: an abstract method or interface declaration), there is a 1-1 + // correspondence of declarations and signatures. + var signatures = checker.getSignaturesOfType(type, 0 /* Call */); + if (!ts.some(signatures)) { + return undefined; + } + if (declarations.length === 1) { + ts.Debug.assert(signatures.length === 1); + var signature = signatures[0]; + return signatureToMethodDeclaration(signature, enclosingDeclaration, createStubbedMethodBody()); + } + var signatureDeclarations = []; + for (var i = 0; i < signatures.length; i++) { + var signature = signatures[i]; + var methodDeclaration = signatureToMethodDeclaration(signature, enclosingDeclaration); + if (methodDeclaration) { + signatureDeclarations.push(methodDeclaration); + } + } + if (declarations.length > signatures.length) { + var signature = checker.getSignatureFromDeclaration(declarations[declarations.length - 1]); + var methodDeclaration = signatureToMethodDeclaration(signature, enclosingDeclaration, createStubbedMethodBody()); + if (methodDeclaration) { + signatureDeclarations.push(methodDeclaration); + } } else { - return createCodeFix("", token.parent.pos - 1, token.parent.end - token.parent.pos + 1); + ts.Debug.assert(declarations.length === signatures.length); + var methodImplementingSignatures = createMethodImplementingSignatures(signatures, name, optional, modifiers); + signatureDeclarations.push(methodImplementingSignatures); } + return signatureDeclarations; + default: + return undefined; + } + function signatureToMethodDeclaration(signature, enclosingDeclaration, body) { + var signatureDeclaration = checker.signatureToSignatureDeclaration(signature, 150 /* MethodDeclaration */, enclosingDeclaration); + if (signatureDeclaration) { + signatureDeclaration.decorators = undefined; + signatureDeclaration.modifiers = modifiers; + signatureDeclaration.name = name; + signatureDeclaration.questionToken = optional ? ts.createToken(54 /* QuestionToken */) : undefined; + signatureDeclaration.body = body; } + return signatureDeclaration; } - }); + } + function createMethodImplementingSignatures(signatures, name, optional, modifiers) { + /** This is *a* signature with the maximal number of arguments, + * such that if there is a "maximal" signature without rest arguments, + * this is one of them. + */ + var maxArgsSignature = signatures[0]; + var minArgumentCount = signatures[0].minArgumentCount; + var someSigHasRestParameter = false; + for (var i = 0; i < signatures.length; i++) { + var sig = signatures[i]; + minArgumentCount = Math.min(sig.minArgumentCount, minArgumentCount); + if (sig.hasRestParameter) { + someSigHasRestParameter = true; + } + if (sig.parameters.length >= maxArgsSignature.parameters.length && (!sig.hasRestParameter || maxArgsSignature.hasRestParameter)) { + maxArgsSignature = sig; + } + } + var maxNonRestArgs = maxArgsSignature.parameters.length - (maxArgsSignature.hasRestParameter ? 1 : 0); + var maxArgsParameterSymbolNames = maxArgsSignature.parameters.map(function (symbol) { return symbol.getName(); }); + var parameters = []; + for (var i = 0; i < maxNonRestArgs; i++) { + var anyType = ts.createKeywordTypeNode(118 /* AnyKeyword */); + var newParameter = ts.createParameter( + /*decorators*/ undefined, + /*modifiers*/ undefined, + /*dotDotDotToken*/ undefined, maxArgsParameterSymbolNames[i], + /*questionToken*/ i >= minArgumentCount ? ts.createToken(54 /* QuestionToken */) : undefined, anyType, + /*initializer*/ undefined); + parameters.push(newParameter); + } + if (someSigHasRestParameter) { + var anyArrayType = ts.createArrayTypeNode(ts.createKeywordTypeNode(118 /* AnyKeyword */)); + var restParameter = ts.createParameter( + /*decorators*/ undefined, + /*modifiers*/ undefined, ts.createToken(23 /* DotDotDotToken */), maxArgsParameterSymbolNames[maxNonRestArgs] || "rest", + /*questionToken*/ maxNonRestArgs >= minArgumentCount ? ts.createToken(54 /* QuestionToken */) : undefined, anyArrayType, + /*initializer*/ undefined); + parameters.push(restParameter); + } + return createStubbedMethod(modifiers, name, optional, + /*typeParameters*/ undefined, parameters, + /*returnType*/ undefined); + } + function createStubbedMethod(modifiers, name, optional, typeParameters, parameters, returnType) { + return ts.createMethodDeclaration( + /*decorators*/ undefined, modifiers, + /*asteriskToken*/ undefined, name, optional ? ts.createToken(54 /* QuestionToken */) : undefined, typeParameters, parameters, returnType, createStubbedMethodBody()); + } + codefix.createStubbedMethod = createStubbedMethod; + function createStubbedMethodBody() { + return ts.createBlock([ts.createThrow(ts.createNew(ts.createIdentifier("Error"), + /*typeArguments*/ undefined, [ts.createLiteral("Method not implemented.")]))], + /*multiline*/ true); + } + function createVisibilityModifier(flags) { + if (flags & 4 /* Public */) { + return ts.createToken(113 /* PublicKeyword */); + } + else if (flags & 16 /* Protected */) { + return ts.createToken(112 /* ProtectedKeyword */); + } + return undefined; + } })(codefix = ts.codefix || (ts.codefix = {})); })(ts || (ts = {})); -///<reference path='superFixes.ts' /> -///<reference path='importFixes.ts' /> -///<reference path='unusedIdentifierFixes.ts' /> +/// <reference path="fixClassIncorrectlyImplementsInterface.ts" /> +/// <reference path="fixAddMissingMember.ts" /> +/// <reference path="fixClassDoesntImplementInheritedAbstractMember.ts" /> +/// <reference path="fixClassSuperMustPrecedeThisAccess.ts" /> +/// <reference path="fixConstructorForDerivedNeedSuperCall.ts" /> +/// <reference path="fixExtendsInterfaceBecomesImplements.ts" /> +/// <reference path="fixForgottenThisPropertyAccess.ts" /> +/// <reference path='unusedIdentifierFixes.ts' /> +/// <reference path='importFixes.ts' /> +/// <reference path='disableJsDiagnostics.ts' /> +/// <reference path='helpers.ts' /> /// <reference path="..\compiler\program.ts"/> /// <reference path="..\compiler\commandLineParser.ts"/> /// <reference path='types.ts' /> @@ -77883,7 +84976,6 @@ var ts; /// <reference path='documentRegistry.ts' /> /// <reference path='findAllReferences.ts' /> /// <reference path='goToDefinition.ts' /> -/// <reference path='goToImplementation.ts' /> /// <reference path='jsDoc.ts' /> /// <reference path='jsTyping.ts' /> /// <reference path='navigateTo.ts' /> @@ -77897,14 +84989,15 @@ var ts; /// <reference path='transpile.ts' /> /// <reference path='formatting\formatting.ts' /> /// <reference path='formatting\smartIndenter.ts' /> -/// <reference path='codefixes\codeFixProvider.ts' /> +/// <reference path='textChanges.ts' /> +/// <reference path='codeFixProvider.ts' /> /// <reference path='codefixes\fixes.ts' /> var ts; (function (ts) { /** The version of the language service API */ ts.servicesVersion = "0.5"; function createNode(kind, pos, end, parent) { - var node = kind >= 141 /* FirstNode */ ? new NodeObject(kind, pos, end) : + var node = kind >= 142 /* FirstNode */ ? new NodeObject(kind, pos, end) : kind === 70 /* Identifier */ ? new IdentifierObject(70 /* Identifier */, pos, end) : new TokenObject(kind, pos, end); node.parent = parent; @@ -77962,11 +85055,11 @@ var ts; return pos; }; NodeObject.prototype.createSyntaxList = function (nodes) { - var list = createNode(292 /* SyntaxList */, nodes.pos, nodes.end, this); + var list = createNode(293 /* SyntaxList */, nodes.pos, nodes.end, this); list._children = []; var pos = nodes.pos; - for (var _i = 0, nodes_7 = nodes; _i < nodes_7.length; _i++) { - var node = nodes_7[_i]; + for (var _i = 0, nodes_9 = nodes; _i < nodes_9.length; _i++) { + var node = nodes_9[_i]; if (pos < node.pos) { pos = this.addSyntheticNodes(list._children, pos, node.pos); } @@ -77981,11 +85074,11 @@ var ts; NodeObject.prototype.createChildren = function (sourceFile) { var _this = this; var children; - if (this.kind >= 141 /* FirstNode */) { + if (this.kind >= 142 /* FirstNode */) { ts.scanner.setText((sourceFile || this.getSourceFile()).text); children = []; var pos_3 = this.pos; - var useJSDocScanner_1 = this.kind >= 278 /* FirstJSDocTagNode */ && this.kind <= 291 /* LastJSDocTagNode */; + var useJSDocScanner_1 = this.kind >= 282 /* FirstJSDocTagNode */ && this.kind <= 292 /* LastJSDocTagNode */; var processNode = function (node) { var isJSDocTagNode = ts.isJSDocTag(node); if (!isJSDocTagNode && pos_3 < node.pos) { @@ -78042,8 +85135,10 @@ var ts; if (!children.length) { return undefined; } - var child = children[0]; - return child.kind < 141 /* FirstNode */ ? child : child.getFirstToken(sourceFile); + var child = ts.find(children, function (kid) { return kid.kind < 266 /* FirstJSDocNode */ || kid.kind > 292 /* LastJSDocNode */; }); + return child.kind < 142 /* FirstNode */ ? + child : + child.getFirstToken(sourceFile); }; NodeObject.prototype.getLastToken = function (sourceFile) { var children = this.getChildren(sourceFile); @@ -78051,7 +85146,10 @@ var ts; if (!child) { return undefined; } - return child.kind < 141 /* FirstNode */ ? child : child.getLastToken(sourceFile); + return child.kind < 142 /* FirstNode */ ? child : child.getLastToken(sourceFile); + }; + NodeObject.prototype.forEachChild = function (cbNode, cbNodeArray) { + return ts.forEachChild(this, cbNode, cbNodeArray); }; return NodeObject; }()); @@ -78105,6 +85203,9 @@ var ts; TokenOrIdentifierObject.prototype.getLastToken = function () { return undefined; }; + TokenOrIdentifierObject.prototype.forEachChild = function () { + return undefined; + }; return TokenOrIdentifierObject; }()); var SymbolObject = (function () { @@ -78127,6 +85228,12 @@ var ts; } return this.documentationComment; }; + SymbolObject.prototype.getJsDocTags = function () { + if (this.tags === undefined) { + this.tags = ts.JsDoc.getJsDocTagsFromDeclarations(this.declarations); + } + return this.tags; + }; return SymbolObject; }()); var TokenObject = (function (_super) { @@ -78210,6 +85317,12 @@ var ts; } return this.documentationComment; }; + SignatureObject.prototype.getJsDocTags = function () { + if (this.jsDocTags === undefined) { + this.jsDocTags = this.declaration ? ts.JsDoc.getJsDocTagsFromDeclarations([this.declaration]) : []; + } + return this.jsDocTags; + }; return SignatureObject; }()); var SourceFileObject = (function (_super) { @@ -78250,17 +85363,21 @@ var ts; return this.namedDeclarations; }; SourceFileObject.prototype.computeNamedDeclarations = function () { - var result = ts.createMap(); + var result = ts.createMultiMap(); ts.forEachChild(this, visit); return result; function addDeclaration(declaration) { var name = getDeclarationName(declaration); if (name) { - ts.multiMapAdd(result, name, declaration); + result.add(name, declaration); } } function getDeclarations(name) { - return result[name] || (result[name] = []); + var declarations = result.get(name); + if (!declarations) { + result.set(name, declarations = []); + } + return declarations; } function getDeclarationName(declaration) { if (declaration.name) { @@ -78268,9 +85385,9 @@ var ts; if (result_7 !== undefined) { return result_7; } - if (declaration.name.kind === 142 /* ComputedPropertyName */) { + if (declaration.name.kind === 143 /* ComputedPropertyName */) { var expr = declaration.name.expression; - if (expr.kind === 177 /* PropertyAccessExpression */) { + if (expr.kind === 178 /* PropertyAccessExpression */) { return expr.name.text; } return getTextOfIdentifierOrLiteral(expr); @@ -78290,10 +85407,10 @@ var ts; } function visit(node) { switch (node.kind) { - case 225 /* FunctionDeclaration */: - case 184 /* FunctionExpression */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: + case 227 /* FunctionDeclaration */: + case 185 /* FunctionExpression */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: var functionDeclaration = node; var declarationName = getDeclarationName(functionDeclaration); if (declarationName) { @@ -78310,35 +85427,35 @@ var ts; else { declarations.push(functionDeclaration); } - ts.forEachChild(node, visit); } + ts.forEachChild(node, visit); break; - case 226 /* ClassDeclaration */: - case 197 /* ClassExpression */: - case 227 /* InterfaceDeclaration */: - case 228 /* TypeAliasDeclaration */: - case 229 /* EnumDeclaration */: - case 230 /* ModuleDeclaration */: - case 234 /* ImportEqualsDeclaration */: - case 243 /* ExportSpecifier */: - case 239 /* ImportSpecifier */: - case 234 /* ImportEqualsDeclaration */: - case 236 /* ImportClause */: - case 237 /* NamespaceImport */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 161 /* TypeLiteral */: + case 228 /* ClassDeclaration */: + case 198 /* ClassExpression */: + case 229 /* InterfaceDeclaration */: + case 230 /* TypeAliasDeclaration */: + case 231 /* EnumDeclaration */: + case 232 /* ModuleDeclaration */: + case 236 /* ImportEqualsDeclaration */: + case 245 /* ExportSpecifier */: + case 241 /* ImportSpecifier */: + case 236 /* ImportEqualsDeclaration */: + case 238 /* ImportClause */: + case 239 /* NamespaceImport */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 162 /* TypeLiteral */: addDeclaration(node); ts.forEachChild(node, visit); break; - case 144 /* Parameter */: + case 145 /* Parameter */: // Only consider parameter properties if (!ts.hasModifier(node, 92 /* ParameterPropertyModifier */)) { break; } - // fall through - case 223 /* VariableDeclaration */: - case 174 /* BindingElement */: { + // falls through + case 225 /* VariableDeclaration */: + case 175 /* BindingElement */: { var decl = node; if (ts.isBindingPattern(decl.name)) { ts.forEachChild(decl.name, visit); @@ -78347,19 +85464,20 @@ var ts; if (decl.initializer) visit(decl.initializer); } - case 260 /* EnumMember */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + // falls through + case 263 /* EnumMember */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: addDeclaration(node); break; - case 241 /* ExportDeclaration */: + case 243 /* ExportDeclaration */: // Handle named exports case e.g.: // export {a, b as B} from "mod"; if (node.exportClause) { ts.forEach(node.exportClause.elements, visit); } break; - case 235 /* ImportDeclaration */: + case 237 /* ImportDeclaration */: var importClause = node.importClause; if (importClause) { // Handle default import case e.g.: @@ -78371,7 +85489,7 @@ var ts; // import * as NS from "mod"; // import {a, b as B} from "mod"; if (importClause.namedBindings) { - if (importClause.namedBindings.kind === 237 /* NamespaceImport */) { + if (importClause.namedBindings.kind === 239 /* NamespaceImport */) { addDeclaration(importClause.namedBindings); } else { @@ -78620,6 +85738,36 @@ var ts; }; return CancellationTokenObject; }()); + /* @internal */ + /** A cancellation that throttles calls to the host */ + var ThrottledCancellationToken = (function () { + function ThrottledCancellationToken(hostCancellationToken, throttleWaitMilliseconds) { + if (throttleWaitMilliseconds === void 0) { throttleWaitMilliseconds = 20; } + this.hostCancellationToken = hostCancellationToken; + this.throttleWaitMilliseconds = throttleWaitMilliseconds; + // Store when we last tried to cancel. Checking cancellation can be expensive (as we have + // to marshall over to the host layer). So we only bother actually checking once enough + // time has passed. + this.lastCancellationCheckTime = 0; + } + ThrottledCancellationToken.prototype.isCancellationRequested = function () { + var time = ts.timestamp(); + var duration = Math.abs(time - this.lastCancellationCheckTime); + if (duration >= this.throttleWaitMilliseconds) { + // Check no more than once every throttle wait milliseconds + this.lastCancellationCheckTime = time; + return this.hostCancellationToken.isCancellationRequested(); + } + return false; + }; + ThrottledCancellationToken.prototype.throwIfCancellationRequested = function () { + if (this.isCancellationRequested()) { + throw new ts.OperationCanceledException(); + } + }; + return ThrottledCancellationToken; + }()); + ts.ThrottledCancellationToken = ThrottledCancellationToken; function createLanguageService(host, documentRegistry) { if (documentRegistry === void 0) { documentRegistry = ts.createDocumentRegistry(host.useCaseSensitiveFileNames && host.useCaseSensitiveFileNames(), host.getCurrentDirectory()); } var syntaxTreeCache = new SyntaxTreeCache(host); @@ -78801,6 +85949,7 @@ var ts; ts.Debug.assert(hostFileInformation.scriptKind === oldSourceFile.scriptKind, "Registered script kind (" + oldSourceFile.scriptKind + ") should match new script kind (" + hostFileInformation.scriptKind + ") for file: " + path); return documentRegistry.updateDocumentWithKey(fileName, path, newSettings, documentRegistryBucketKey, hostFileInformation.scriptSnapshot, hostFileInformation.version, hostFileInformation.scriptKind); } + // We didn't already have the file. Fall through and acquire it from the registry. } // Could not find this file in the old program, create a new SourceFile for it. return documentRegistry.acquireDocumentWithKey(fileName, path, newSettings, documentRegistryBucketKey, hostFileInformation.scriptSnapshot, hostFileInformation.version, hostFileInformation.scriptKind); @@ -78901,10 +86050,10 @@ var ts; // Try getting just type at this position and show switch (node.kind) { case 70 /* Identifier */: - case 177 /* PropertyAccessExpression */: - case 141 /* QualifiedName */: + case 178 /* PropertyAccessExpression */: + case 142 /* QualifiedName */: case 98 /* ThisKeyword */: - case 167 /* ThisType */: + case 168 /* ThisType */: case 96 /* SuperKeyword */: // For the identifiers/this/super etc get the type at position var type = typeChecker.getTypeAtLocation(node); @@ -78914,7 +86063,8 @@ var ts; kindModifiers: ts.ScriptElementKindModifier.none, textSpan: ts.createTextSpan(node.getStart(), node.getWidth()), displayParts: ts.typeToDisplayParts(typeChecker, type, ts.getContainerNode(node)), - documentation: type.symbol ? type.symbol.getDocumentationComment() : undefined + documentation: type.symbol ? type.symbol.getDocumentationComment() : undefined, + tags: type.symbol ? type.symbol.getJsDocTags() : undefined }; } } @@ -78926,7 +86076,8 @@ var ts; kindModifiers: ts.SymbolDisplay.getSymbolModifiers(symbol), textSpan: ts.createTextSpan(node.getStart(), node.getWidth()), displayParts: displayPartsDocumentationsAndKind.displayParts, - documentation: displayPartsDocumentationsAndKind.documentation + documentation: displayPartsDocumentationsAndKind.documentation, + tags: displayPartsDocumentationsAndKind.tags }; } /// Goto definition @@ -78934,22 +86085,23 @@ var ts; synchronizeHostData(); return ts.GoToDefinition.getDefinitionAtPosition(program, getValidSourceFile(fileName), position); } - /// Goto implementation - function getImplementationAtPosition(fileName, position) { - synchronizeHostData(); - return ts.GoToImplementation.getImplementationAtPosition(program.getTypeChecker(), cancellationToken, program.getSourceFiles(), ts.getTouchingPropertyName(getValidSourceFile(fileName), position)); - } function getTypeDefinitionAtPosition(fileName, position) { synchronizeHostData(); return ts.GoToDefinition.getTypeDefinitionAtPosition(program.getTypeChecker(), getValidSourceFile(fileName), position); } + /// Goto implementation + function getImplementationAtPosition(fileName, position) { + synchronizeHostData(); + return ts.FindAllReferences.getImplementationsAtPosition(program.getTypeChecker(), cancellationToken, program.getSourceFiles(), getValidSourceFile(fileName), position); + } + /// References and Occurrences function getOccurrencesAtPosition(fileName, position) { var results = getOccurrencesAtPositionCore(fileName, position); if (results) { - var sourceFile_2 = getCanonicalFileName(ts.normalizeSlashes(fileName)); + var sourceFile_1 = getCanonicalFileName(ts.normalizeSlashes(fileName)); // Get occurrences only supports reporting occurrences for the file queried. So // filter down to that list. - results = ts.filter(results, function (r) { return getCanonicalFileName(ts.normalizeSlashes(r.fileName)) === sourceFile_2; }); + results = ts.filter(results, function (r) { return getCanonicalFileName(ts.normalizeSlashes(r.fileName)) === sourceFile_1; }); } return results; } @@ -78959,9 +86111,7 @@ var ts; var sourceFile = getValidSourceFile(fileName); return ts.DocumentHighlights.getDocumentHighlights(program.getTypeChecker(), cancellationToken, sourceFile, position, sourceFilesToSearch); } - /// References and Occurrences function getOccurrencesAtPositionCore(fileName, position) { - synchronizeHostData(); return convertDocumentHighlights(getDocumentHighlights(fileName, position, [fileName])); function convertDocumentHighlights(documentHighlights) { if (!documentHighlights) { @@ -78976,7 +86126,8 @@ var ts; fileName: entry.fileName, textSpan: highlightSpan.textSpan, isWriteAccess: highlightSpan.kind === ts.HighlightSpanKind.writtenReference, - isDefinition: false + isDefinition: false, + isInString: highlightSpan.isInString, }); } } @@ -78984,21 +86135,18 @@ var ts; } } function findRenameLocations(fileName, position, findInStrings, findInComments) { - var referencedSymbols = findReferencedSymbols(fileName, position, findInStrings, findInComments); - return ts.FindAllReferences.convertReferences(referencedSymbols); + return getReferences(fileName, position, { findInStrings: findInStrings, findInComments: findInComments, isForRename: true }); } function getReferencesAtPosition(fileName, position) { - var referencedSymbols = findReferencedSymbols(fileName, position, /*findInStrings*/ false, /*findInComments*/ false); - return ts.FindAllReferences.convertReferences(referencedSymbols); + return getReferences(fileName, position); } - function findReferences(fileName, position) { - var referencedSymbols = findReferencedSymbols(fileName, position, /*findInStrings*/ false, /*findInComments*/ false); - // Only include referenced symbols that have a valid definition. - return ts.filter(referencedSymbols, function (rs) { return !!rs.definition; }); + function getReferences(fileName, position, options) { + synchronizeHostData(); + return ts.FindAllReferences.findReferencedEntries(program.getTypeChecker(), cancellationToken, program.getSourceFiles(), getValidSourceFile(fileName), position, options); } - function findReferencedSymbols(fileName, position, findInStrings, findInComments) { + function findReferences(fileName, position) { synchronizeHostData(); - return ts.FindAllReferences.findReferencedSymbols(program.getTypeChecker(), cancellationToken, program.getSourceFiles(), getValidSourceFile(fileName), position, findInStrings, findInComments); + return ts.FindAllReferences.findReferencedSymbols(program.getTypeChecker(), cancellationToken, program.getSourceFiles(), getValidSourceFile(fileName), position); } /// NavigateTo function getNavigateToItems(searchValue, maxResultCount, fileName, excludeDtsFiles) { @@ -79017,7 +86165,8 @@ var ts; text: data }); } - var emitOutput = program.emit(sourceFile, writeFile, cancellationToken, emitOnlyDtsFiles); + var customTransformers = host.getCustomTransformers && host.getCustomTransformers(); + var emitOutput = program.emit(sourceFile, writeFile, cancellationToken, emitOnlyDtsFiles, customTransformers); return { outputFiles: outputFiles, emitSkipped: emitOutput.emitSkipped @@ -79047,15 +86196,15 @@ var ts; return; } switch (node.kind) { - case 177 /* PropertyAccessExpression */: - case 141 /* QualifiedName */: + case 178 /* PropertyAccessExpression */: + case 142 /* QualifiedName */: case 9 /* StringLiteral */: case 85 /* FalseKeyword */: case 100 /* TrueKeyword */: case 94 /* NullKeyword */: case 96 /* SuperKeyword */: case 98 /* ThisKeyword */: - case 167 /* ThisType */: + case 168 /* ThisType */: case 70 /* Identifier */: break; // Cant create the text span @@ -79072,7 +86221,7 @@ var ts; // If this is name of a module declarations, check if this is right side of dotted module name // If parent of the module declaration which is parent of this node is module declaration and its body is the module declaration that this node is name of // Then this name is name from dotted module - if (nodeForStartPos.parent.parent.kind === 230 /* ModuleDeclaration */ && + if (nodeForStartPos.parent.parent.kind === 232 /* ModuleDeclaration */ && nodeForStartPos.parent.parent.body === nodeForStartPos.parent) { // Use parent module declarations name for start pos nodeForStartPos = nodeForStartPos.parent.parent.name; @@ -79095,10 +86244,10 @@ var ts; return ts.BreakpointResolver.spanInSourceFileAtLocation(sourceFile, position); } function getNavigationBarItems(fileName) { - return ts.NavigationBar.getNavigationBarItems(syntaxTreeCache.getCurrentSourceFile(fileName)); + return ts.NavigationBar.getNavigationBarItems(syntaxTreeCache.getCurrentSourceFile(fileName), cancellationToken); } function getNavigationTree(fileName) { - return ts.NavigationBar.getNavigationTree(syntaxTreeCache.getCurrentSourceFile(fileName)); + return ts.NavigationBar.getNavigationTree(syntaxTreeCache.getCurrentSourceFile(fileName), cancellationToken); } function isTsOrTsxFile(fileName) { var kind = ts.getScriptKind(fileName, host); @@ -79131,7 +86280,7 @@ var ts; function getOutliningSpans(fileName) { // doesn't use compiler - no need to synchronize with host var sourceFile = syntaxTreeCache.getCurrentSourceFile(fileName); - return ts.OutliningElementsCollector.collectElements(sourceFile); + return ts.OutliningElementsCollector.collectElements(sourceFile, cancellationToken); } function getBraceMatchingAtPosition(fileName, position) { var sourceFile = syntaxTreeCache.getCurrentSourceFile(fileName); @@ -79209,13 +86358,13 @@ var ts; } return []; } - function getCodeFixesAtPosition(fileName, start, end, errorCodes) { + function getCodeFixesAtPosition(fileName, start, end, errorCodes, formatOptions) { synchronizeHostData(); var sourceFile = getValidSourceFile(fileName); var span = { start: start, length: end - start }; var newLineChar = ts.getNewLineOrDefaultFromHost(host); var allFixes = []; - ts.forEach(errorCodes, function (error) { + ts.forEach(ts.deduplicate(errorCodes), function (error) { cancellationToken.throwIfCancellationRequested(); var context = { errorCode: error, @@ -79224,7 +86373,8 @@ var ts; program: program, newLineCharacter: newLineChar, host: host, - cancellationToken: cancellationToken + cancellationToken: cancellationToken, + rulesProvider: getRuleProvider(formatOptions) }; var fixes = ts.codefix.getFixes(context); if (fixes) { @@ -79248,7 +86398,7 @@ var ts; } var sourceFile = syntaxTreeCache.getCurrentSourceFile(fileName); // Check if in a context where we don't want to perform any insertion - if (ts.isInString(sourceFile, position) || ts.isInComment(sourceFile, position)) { + if (ts.isInString(sourceFile, position)) { return false; } if (ts.isInsideJsxElementOrAttribute(sourceFile, position)) { @@ -79304,7 +86454,7 @@ var ts; continue; } var descriptor = undefined; - for (var i = 0, n = descriptors.length; i < n; i++) { + for (var i = 0; i < descriptors.length; i++) { if (matchArray[i + firstDescriptorCaptureIndex]) { descriptor = descriptors[i]; } @@ -79435,6 +86585,7 @@ var ts; } ts.createLanguageService = createLanguageService; /* @internal */ + /** Names in the name table are escaped, so an identifier `__foo` will have a name table entry `___foo`. */ function getNameTable(sourceFile) { if (!sourceFile.nameTable) { initializeNameTable(sourceFile); @@ -79449,7 +86600,7 @@ var ts; function walk(node) { switch (node.kind) { case 70 /* Identifier */: - nameTable[node.text] = nameTable[node.text] === undefined ? node.pos : -1; + setNameTable(node.text, node); break; case 9 /* StringLiteral */: case 8 /* NumericLiteral */: @@ -79458,10 +86609,10 @@ var ts; // then we want 'something' to be in the name table. Similarly, if we have // "a['propname']" then we want to store "propname" in the name table. if (ts.isDeclarationName(node) || - node.parent.kind === 245 /* ExternalModuleReference */ || + node.parent.kind === 247 /* ExternalModuleReference */ || isArgumentOfElementAccessExpression(node) || ts.isLiteralComputedPropertyDeclarationName(node)) { - nameTable[node.text] = nameTable[node.text] === undefined ? node.pos : -1; + setNameTable(node.text, node); } break; default: @@ -79474,18 +86625,79 @@ var ts; } } } + function setNameTable(text, node) { + nameTable.set(text, nameTable.get(text) === undefined ? node.pos : -1); + } + } + function isObjectLiteralElement(node) { + switch (node.kind) { + case 252 /* JsxAttribute */: + case 254 /* JsxSpreadAttribute */: + case 260 /* PropertyAssignment */: + case 261 /* ShorthandPropertyAssignment */: + case 150 /* MethodDeclaration */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + return true; + } + return false; + } + /** + * Returns the containing object literal property declaration given a possible name node, e.g. "a" in x = { "a": 1 } + */ + /* @internal */ + function getContainingObjectLiteralElement(node) { + switch (node.kind) { + case 9 /* StringLiteral */: + case 8 /* NumericLiteral */: + if (node.parent.kind === 143 /* ComputedPropertyName */) { + return isObjectLiteralElement(node.parent.parent) ? node.parent.parent : undefined; + } + // falls through + case 70 /* Identifier */: + return isObjectLiteralElement(node.parent) && + (node.parent.parent.kind === 177 /* ObjectLiteralExpression */ || node.parent.parent.kind === 253 /* JsxAttributes */) && + node.parent.name === node ? node.parent : undefined; + } + return undefined; + } + ts.getContainingObjectLiteralElement = getContainingObjectLiteralElement; + /* @internal */ + function getPropertySymbolsFromContextualType(typeChecker, node) { + var objectLiteral = node.parent; + var contextualType = typeChecker.getContextualType(objectLiteral); + var name = ts.getTextOfPropertyName(node.name); + if (name && contextualType) { + var result_8 = []; + var symbol = contextualType.getProperty(name); + if (contextualType.flags & 65536 /* Union */) { + ts.forEach(contextualType.types, function (t) { + var symbol = t.getProperty(name); + if (symbol) { + result_8.push(symbol); + } + }); + return result_8; + } + if (symbol) { + result_8.push(symbol); + return result_8; + } + } + return undefined; } + ts.getPropertySymbolsFromContextualType = getPropertySymbolsFromContextualType; function isArgumentOfElementAccessExpression(node) { return node && node.parent && - node.parent.kind === 178 /* ElementAccessExpression */ && + node.parent.kind === 179 /* ElementAccessExpression */ && node.parent.argumentExpression === node; } /** - * Get the path of the default library files (lib.d.ts) as distributed with the typescript - * node package. - * The functionality is not supported if the ts module is consumed outside of a node module. - */ + * Get the path of the default library files (lib.d.ts) as distributed with the typescript + * node package. + * The functionality is not supported if the ts module is consumed outside of a node module. + */ function getDefaultLibFilePath(options) { // Check __dirname is defined and that we are on a node.js system. if (typeof __dirname !== "undefined") { @@ -79494,10 +86706,7 @@ var ts; throw new Error("getDefaultLibFilePath is only supported when consumed as a node module. "); } ts.getDefaultLibFilePath = getDefaultLibFilePath; - function initializeServices() { - ts.objectAllocator = getServicesObjectAllocator(); - } - initializeServices(); + ts.objectAllocator = getServicesObjectAllocator(); })(ts || (ts = {})); // Copyright (c) Microsoft. All rights reserved. Licensed under the Apache License, Version 2.0. // See LICENSE.txt in the project root for complete license information. @@ -79562,113 +86771,114 @@ var ts; function spanInNode(node) { if (node) { switch (node.kind) { - case 205 /* VariableStatement */: + case 207 /* VariableStatement */: // Span on first variable declaration return spanInVariableDeclaration(node.declarationList.declarations[0]); - case 223 /* VariableDeclaration */: - case 147 /* PropertyDeclaration */: - case 146 /* PropertySignature */: + case 225 /* VariableDeclaration */: + case 148 /* PropertyDeclaration */: + case 147 /* PropertySignature */: return spanInVariableDeclaration(node); - case 144 /* Parameter */: + case 145 /* Parameter */: return spanInParameterDeclaration(node); - case 225 /* FunctionDeclaration */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 150 /* Constructor */: - case 184 /* FunctionExpression */: - case 185 /* ArrowFunction */: + case 227 /* FunctionDeclaration */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 151 /* Constructor */: + case 185 /* FunctionExpression */: + case 186 /* ArrowFunction */: return spanInFunctionDeclaration(node); - case 204 /* Block */: + case 206 /* Block */: if (ts.isFunctionBlock(node)) { return spanInFunctionBlock(node); } - // Fall through - case 231 /* ModuleBlock */: + // falls through + case 233 /* ModuleBlock */: return spanInBlock(node); - case 256 /* CatchClause */: + case 259 /* CatchClause */: return spanInBlock(node.block); - case 207 /* ExpressionStatement */: + case 209 /* ExpressionStatement */: // span on the expression return textSpan(node.expression); - case 216 /* ReturnStatement */: + case 218 /* ReturnStatement */: // span on return keyword and expression if present return textSpan(node.getChildAt(0), node.expression); - case 210 /* WhileStatement */: + case 212 /* WhileStatement */: // Span on while(...) return textSpanEndingAtNextToken(node, node.expression); - case 209 /* DoStatement */: + case 211 /* DoStatement */: // span in statement of the do statement return spanInNode(node.statement); - case 222 /* DebuggerStatement */: + case 224 /* DebuggerStatement */: // span on debugger keyword return textSpan(node.getChildAt(0)); - case 208 /* IfStatement */: + case 210 /* IfStatement */: // set on if(..) span return textSpanEndingAtNextToken(node, node.expression); - case 219 /* LabeledStatement */: + case 221 /* LabeledStatement */: // span in statement return spanInNode(node.statement); - case 215 /* BreakStatement */: - case 214 /* ContinueStatement */: + case 217 /* BreakStatement */: + case 216 /* ContinueStatement */: // On break or continue keyword and label if present return textSpan(node.getChildAt(0), node.label); - case 211 /* ForStatement */: + case 213 /* ForStatement */: return spanInForStatement(node); - case 212 /* ForInStatement */: + case 214 /* ForInStatement */: // span of for (a in ...) return textSpanEndingAtNextToken(node, node.expression); - case 213 /* ForOfStatement */: + case 215 /* ForOfStatement */: // span in initializer return spanInInitializerOfForLike(node); - case 218 /* SwitchStatement */: + case 220 /* SwitchStatement */: // span on switch(...) return textSpanEndingAtNextToken(node, node.expression); - case 253 /* CaseClause */: - case 254 /* DefaultClause */: + case 256 /* CaseClause */: + case 257 /* DefaultClause */: // span in first statement of the clause return spanInNode(node.statements[0]); - case 221 /* TryStatement */: + case 223 /* TryStatement */: // span in try block return spanInBlock(node.tryBlock); - case 220 /* ThrowStatement */: + case 222 /* ThrowStatement */: // span in throw ... return textSpan(node, node.expression); - case 240 /* ExportAssignment */: + case 242 /* ExportAssignment */: // span on export = id return textSpan(node, node.expression); - case 234 /* ImportEqualsDeclaration */: + case 236 /* ImportEqualsDeclaration */: // import statement without including semicolon return textSpan(node, node.moduleReference); - case 235 /* ImportDeclaration */: + case 237 /* ImportDeclaration */: // import statement without including semicolon return textSpan(node, node.moduleSpecifier); - case 241 /* ExportDeclaration */: + case 243 /* ExportDeclaration */: // import statement without including semicolon return textSpan(node, node.moduleSpecifier); - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: // span on complete module if it is instantiated if (ts.getModuleInstanceState(node) !== 1 /* Instantiated */) { return undefined; } - case 226 /* ClassDeclaration */: - case 229 /* EnumDeclaration */: - case 260 /* EnumMember */: - case 174 /* BindingElement */: + // falls through + case 228 /* ClassDeclaration */: + case 231 /* EnumDeclaration */: + case 263 /* EnumMember */: + case 175 /* BindingElement */: // span on complete node return textSpan(node); - case 217 /* WithStatement */: + case 219 /* WithStatement */: // span in statement return spanInNode(node.statement); - case 145 /* Decorator */: + case 146 /* Decorator */: return spanInNodeArray(node.parent.decorators); - case 172 /* ObjectBindingPattern */: - case 173 /* ArrayBindingPattern */: + case 173 /* ObjectBindingPattern */: + case 174 /* ArrayBindingPattern */: return spanInBindingPattern(node); // No breakpoint in interface, type alias - case 227 /* InterfaceDeclaration */: - case 228 /* TypeAliasDeclaration */: + case 229 /* InterfaceDeclaration */: + case 230 /* TypeAliasDeclaration */: return undefined; // Tokens: case 24 /* SemicolonToken */: @@ -79698,7 +86908,7 @@ var ts; case 73 /* CatchKeyword */: case 86 /* FinallyKeyword */: return spanInNextNode(node); - case 140 /* OfKeyword */: + case 141 /* OfKeyword */: return spanInOfKeyword(node); default: // Destructuring pattern in destructuring assignment @@ -79711,13 +86921,13 @@ var ts; // a or ...c or d: x from // [a, b, ...c] or { a, b } or { d: x } from destructuring pattern if ((node.kind === 70 /* Identifier */ || - node.kind == 196 /* SpreadElement */ || - node.kind === 257 /* PropertyAssignment */ || - node.kind === 258 /* ShorthandPropertyAssignment */) && + node.kind === 197 /* SpreadElement */ || + node.kind === 260 /* PropertyAssignment */ || + node.kind === 261 /* ShorthandPropertyAssignment */) && ts.isArrayLiteralOrObjectLiteralDestructuringPattern(node.parent)) { return textSpan(node); } - if (node.kind === 192 /* BinaryExpression */) { + if (node.kind === 193 /* BinaryExpression */) { var binaryExpression = node; // Set breakpoint in destructuring pattern if its destructuring assignment // [a, b, c] or {a, b, c} of @@ -79740,22 +86950,22 @@ var ts; } if (ts.isPartOfExpression(node)) { switch (node.parent.kind) { - case 209 /* DoStatement */: + case 211 /* DoStatement */: // Set span as if on while keyword return spanInPreviousNode(node); - case 145 /* Decorator */: + case 146 /* Decorator */: // Set breakpoint on the decorator emit return spanInNode(node.parent); - case 211 /* ForStatement */: - case 213 /* ForOfStatement */: + case 213 /* ForStatement */: + case 215 /* ForOfStatement */: return textSpan(node); - case 192 /* BinaryExpression */: + case 193 /* BinaryExpression */: if (node.parent.operatorToken.kind === 25 /* CommaToken */) { // If this is a comma expression, the breakpoint is possible in this expression return textSpan(node); } break; - case 185 /* ArrowFunction */: + case 186 /* ArrowFunction */: if (node.parent.body === node) { // If this is body of arrow function, it is allowed to have the breakpoint return textSpan(node); @@ -79764,13 +86974,13 @@ var ts; } } // If this is name of property assignment, set breakpoint in the initializer - if (node.parent.kind === 257 /* PropertyAssignment */ && + if (node.parent.kind === 260 /* PropertyAssignment */ && node.parent.name === node && !ts.isArrayLiteralOrObjectLiteralDestructuringPattern(node.parent.parent)) { return spanInNode(node.parent.initializer); } // Breakpoint in type assertion goes to its operand - if (node.parent.kind === 182 /* TypeAssertionExpression */ && node.parent.type === node) { + if (node.parent.kind === 183 /* TypeAssertionExpression */ && node.parent.type === node) { return spanInNextNode(node.parent.type); } // return type of function go to previous token @@ -79778,8 +86988,8 @@ var ts; return spanInPreviousNode(node); } // initializer of variable/parameter declaration go to previous node - if ((node.parent.kind === 223 /* VariableDeclaration */ || - node.parent.kind === 144 /* Parameter */)) { + if ((node.parent.kind === 225 /* VariableDeclaration */ || + node.parent.kind === 145 /* Parameter */)) { var paramOrVarDecl = node.parent; if (paramOrVarDecl.initializer === node || paramOrVarDecl.type === node || @@ -79787,7 +86997,7 @@ var ts; return spanInPreviousNode(node); } } - if (node.parent.kind === 192 /* BinaryExpression */) { + if (node.parent.kind === 193 /* BinaryExpression */) { var binaryExpression = node.parent; if (ts.isArrayLiteralOrObjectLiteralDestructuringPattern(binaryExpression.left) && (binaryExpression.right === node || @@ -79801,8 +87011,8 @@ var ts; } } function textSpanFromVariableDeclaration(variableDeclaration) { - var declarations = variableDeclaration.parent.declarations; - if (declarations && declarations[0] === variableDeclaration) { + if (variableDeclaration.parent.kind === 226 /* VariableDeclarationList */ && + variableDeclaration.parent.declarations[0] === variableDeclaration) { // First declaration - include let keyword return textSpan(ts.findPrecedingToken(variableDeclaration.pos, sourceFile, variableDeclaration.parent), variableDeclaration); } @@ -79813,7 +87023,7 @@ var ts; } function spanInVariableDeclaration(variableDeclaration) { // If declaration of for in statement, just set the span in parent - if (variableDeclaration.parent.parent.kind === 212 /* ForInStatement */) { + if (variableDeclaration.parent.parent.kind === 214 /* ForInStatement */) { return spanInNode(variableDeclaration.parent.parent); } // If this is a destructuring pattern, set breakpoint in binding pattern @@ -79824,11 +87034,11 @@ var ts; // or its declaration from 'for of' if (variableDeclaration.initializer || ts.hasModifier(variableDeclaration, 1 /* Export */) || - variableDeclaration.parent.parent.kind === 213 /* ForOfStatement */) { + variableDeclaration.parent.parent.kind === 215 /* ForOfStatement */) { return textSpanFromVariableDeclaration(variableDeclaration); } - var declarations = variableDeclaration.parent.declarations; - if (declarations && declarations[0] !== variableDeclaration) { + if (variableDeclaration.parent.kind === 226 /* VariableDeclarationList */ && + variableDeclaration.parent.declarations[0] !== variableDeclaration) { // If we cannot set breakpoint on this declaration, set it on previous one // Because the variable declaration may be binding pattern and // we would like to set breakpoint in last binding element if that's the case, @@ -79864,7 +87074,7 @@ var ts; } function canFunctionHaveSpanInWholeDeclaration(functionDeclaration) { return ts.hasModifier(functionDeclaration, 1 /* Export */) || - (functionDeclaration.parent.kind === 226 /* ClassDeclaration */ && functionDeclaration.kind !== 150 /* Constructor */); + (functionDeclaration.parent.kind === 228 /* ClassDeclaration */ && functionDeclaration.kind !== 151 /* Constructor */); } function spanInFunctionDeclaration(functionDeclaration) { // No breakpoints in the function signature @@ -79887,25 +87097,26 @@ var ts; } function spanInBlock(block) { switch (block.parent.kind) { - case 230 /* ModuleDeclaration */: + case 232 /* ModuleDeclaration */: if (ts.getModuleInstanceState(block.parent) !== 1 /* Instantiated */) { return undefined; } + // falls through // Set on parent if on same line otherwise on first statement - case 210 /* WhileStatement */: - case 208 /* IfStatement */: - case 212 /* ForInStatement */: + case 212 /* WhileStatement */: + case 210 /* IfStatement */: + case 214 /* ForInStatement */: return spanInNodeIfStartsOnSameLine(block.parent, block.statements[0]); // Set span on previous token if it starts on same line otherwise on the first statement of the block - case 211 /* ForStatement */: - case 213 /* ForOfStatement */: + case 213 /* ForStatement */: + case 215 /* ForOfStatement */: return spanInNodeIfStartsOnSameLine(ts.findPrecedingToken(block.pos, sourceFile, block.parent), block.statements[0]); } // Default action is to set on first statement return spanInNode(block.statements[0]); } function spanInInitializerOfForLike(forLikeStatement) { - if (forLikeStatement.initializer.kind === 224 /* VariableDeclarationList */) { + if (forLikeStatement.initializer.kind === 226 /* VariableDeclarationList */) { // Declaration list - set breakpoint in first declaration var variableDeclarationList = forLikeStatement.initializer; if (variableDeclarationList.declarations.length > 0) { @@ -79930,23 +87141,23 @@ var ts; } function spanInBindingPattern(bindingPattern) { // Set breakpoint in first binding element - var firstBindingElement = ts.forEach(bindingPattern.elements, function (element) { return element.kind !== 198 /* OmittedExpression */ ? element : undefined; }); + var firstBindingElement = ts.forEach(bindingPattern.elements, function (element) { return element.kind !== 199 /* OmittedExpression */ ? element : undefined; }); if (firstBindingElement) { return spanInNode(firstBindingElement); } // Empty binding pattern of binding element, set breakpoint on binding element - if (bindingPattern.parent.kind === 174 /* BindingElement */) { + if (bindingPattern.parent.kind === 175 /* BindingElement */) { return textSpan(bindingPattern.parent); } // Variable declaration is used as the span return textSpanFromVariableDeclaration(bindingPattern.parent); } function spanInArrayLiteralOrObjectLiteralDestructuringPattern(node) { - ts.Debug.assert(node.kind !== 173 /* ArrayBindingPattern */ && node.kind !== 172 /* ObjectBindingPattern */); - var elements = node.kind === 175 /* ArrayLiteralExpression */ ? + ts.Debug.assert(node.kind !== 174 /* ArrayBindingPattern */ && node.kind !== 173 /* ObjectBindingPattern */); + var elements = node.kind === 176 /* ArrayLiteralExpression */ ? node.elements : node.properties; - var firstBindingElement = ts.forEach(elements, function (element) { return element.kind !== 198 /* OmittedExpression */ ? element : undefined; }); + var firstBindingElement = ts.forEach(elements, function (element) { return element.kind !== 199 /* OmittedExpression */ ? element : undefined; }); if (firstBindingElement) { return spanInNode(firstBindingElement); } @@ -79954,18 +87165,18 @@ var ts; // just nested element in another destructuring assignment // set breakpoint on assignment when parent is destructuring assignment // Otherwise set breakpoint for this element - return textSpan(node.parent.kind === 192 /* BinaryExpression */ ? node.parent : node); + return textSpan(node.parent.kind === 193 /* BinaryExpression */ ? node.parent : node); } // Tokens: function spanInOpenBraceToken(node) { switch (node.parent.kind) { - case 229 /* EnumDeclaration */: + case 231 /* EnumDeclaration */: var enumDeclaration = node.parent; return spanInNodeIfStartsOnSameLine(ts.findPrecedingToken(node.pos, sourceFile, node.parent), enumDeclaration.members.length ? enumDeclaration.members[0] : enumDeclaration.getLastToken(sourceFile)); - case 226 /* ClassDeclaration */: + case 228 /* ClassDeclaration */: var classDeclaration = node.parent; return spanInNodeIfStartsOnSameLine(ts.findPrecedingToken(node.pos, sourceFile, node.parent), classDeclaration.members.length ? classDeclaration.members[0] : classDeclaration.getLastToken(sourceFile)); - case 232 /* CaseBlock */: + case 234 /* CaseBlock */: return spanInNodeIfStartsOnSameLine(node.parent.parent, node.parent.clauses[0]); } // Default to parent node @@ -79973,24 +87184,25 @@ var ts; } function spanInCloseBraceToken(node) { switch (node.parent.kind) { - case 231 /* ModuleBlock */: + case 233 /* ModuleBlock */: // If this is not an instantiated module block, no bp span if (ts.getModuleInstanceState(node.parent.parent) !== 1 /* Instantiated */) { return undefined; } - case 229 /* EnumDeclaration */: - case 226 /* ClassDeclaration */: + // falls through + case 231 /* EnumDeclaration */: + case 228 /* ClassDeclaration */: // Span on close brace token return textSpan(node); - case 204 /* Block */: + case 206 /* Block */: if (ts.isFunctionBlock(node.parent)) { // Span on close brace token return textSpan(node); } - // fall through - case 256 /* CatchClause */: + // falls through + case 259 /* CatchClause */: return spanInNode(ts.lastOrUndefined(node.parent.statements)); - case 232 /* CaseBlock */: + case 234 /* CaseBlock */: // breakpoint in last statement of the last clause var caseBlock = node.parent; var lastClause = ts.lastOrUndefined(caseBlock.clauses); @@ -79998,7 +87210,7 @@ var ts; return spanInNode(ts.lastOrUndefined(lastClause.statements)); } return undefined; - case 172 /* ObjectBindingPattern */: + case 173 /* ObjectBindingPattern */: // Breakpoint in last binding element or binding pattern if it contains no elements var bindingPattern = node.parent; return spanInNode(ts.lastOrUndefined(bindingPattern.elements) || bindingPattern); @@ -80014,7 +87226,7 @@ var ts; } function spanInCloseBracketToken(node) { switch (node.parent.kind) { - case 173 /* ArrayBindingPattern */: + case 174 /* ArrayBindingPattern */: // Breakpoint in last binding element or binding pattern if it contains no elements var bindingPattern = node.parent; return textSpan(ts.lastOrUndefined(bindingPattern.elements) || bindingPattern); @@ -80029,12 +87241,12 @@ var ts; } } function spanInOpenParenToken(node) { - if (node.parent.kind === 209 /* DoStatement */ || - node.parent.kind === 179 /* CallExpression */ || - node.parent.kind === 180 /* NewExpression */) { + if (node.parent.kind === 211 /* DoStatement */ || + node.parent.kind === 180 /* CallExpression */ || + node.parent.kind === 181 /* NewExpression */) { return spanInPreviousNode(node); } - if (node.parent.kind === 183 /* ParenthesizedExpression */) { + if (node.parent.kind === 184 /* ParenthesizedExpression */) { return spanInNextNode(node); } // Default to parent node @@ -80043,21 +87255,21 @@ var ts; function spanInCloseParenToken(node) { // Is this close paren token of parameter list, set span in previous token switch (node.parent.kind) { - case 184 /* FunctionExpression */: - case 225 /* FunctionDeclaration */: - case 185 /* ArrowFunction */: - case 149 /* MethodDeclaration */: - case 148 /* MethodSignature */: - case 151 /* GetAccessor */: - case 152 /* SetAccessor */: - case 150 /* Constructor */: - case 210 /* WhileStatement */: - case 209 /* DoStatement */: - case 211 /* ForStatement */: - case 213 /* ForOfStatement */: - case 179 /* CallExpression */: - case 180 /* NewExpression */: - case 183 /* ParenthesizedExpression */: + case 185 /* FunctionExpression */: + case 227 /* FunctionDeclaration */: + case 186 /* ArrowFunction */: + case 150 /* MethodDeclaration */: + case 149 /* MethodSignature */: + case 152 /* GetAccessor */: + case 153 /* SetAccessor */: + case 151 /* Constructor */: + case 212 /* WhileStatement */: + case 211 /* DoStatement */: + case 213 /* ForStatement */: + case 215 /* ForOfStatement */: + case 180 /* CallExpression */: + case 181 /* NewExpression */: + case 184 /* ParenthesizedExpression */: return spanInPreviousNode(node); // Default to parent node default: @@ -80067,20 +87279,20 @@ var ts; function spanInColonToken(node) { // Is this : specifying return annotation of the function declaration if (ts.isFunctionLike(node.parent) || - node.parent.kind === 257 /* PropertyAssignment */ || - node.parent.kind === 144 /* Parameter */) { + node.parent.kind === 260 /* PropertyAssignment */ || + node.parent.kind === 145 /* Parameter */) { return spanInPreviousNode(node); } return spanInNode(node.parent); } function spanInGreaterThanOrLessThanToken(node) { - if (node.parent.kind === 182 /* TypeAssertionExpression */) { + if (node.parent.kind === 183 /* TypeAssertionExpression */) { return spanInNextNode(node); } return spanInNode(node.parent); } function spanInWhileKeyword(node) { - if (node.parent.kind === 209 /* DoStatement */) { + if (node.parent.kind === 211 /* DoStatement */) { // Set span on while expression return textSpanEndingAtNextToken(node, node.parent.expression); } @@ -80088,7 +87300,7 @@ var ts; return spanInNode(node.parent); } function spanInOfKeyword(node) { - if (node.parent.kind === 213 /* ForOfStatement */) { + if (node.parent.kind === 215 /* ForOfStatement */) { // Set using next token return spanInNextNode(node); } @@ -80100,6 +87312,26 @@ var ts; BreakpointResolver.spanInSourceFileAtLocation = spanInSourceFileAtLocation; })(BreakpointResolver = ts.BreakpointResolver || (ts.BreakpointResolver = {})); })(ts || (ts = {})); +/// <reference path="..\compiler\transformer.ts"/> +/// <reference path="transpile.ts"/> +var ts; +(function (ts) { + /** + * Transform one or more nodes using the supplied transformers. + * @param source A single `Node` or an array of `Node` objects. + * @param transformers An array of `TransformerFactory` callbacks used to process the transformation. + * @param compilerOptions Optional compiler options. + */ + function transform(source, transformers, compilerOptions) { + var diagnostics = []; + compilerOptions = ts.fixupCompilerOptions(compilerOptions, diagnostics); + var nodes = ts.isArray(source) ? source : [source]; + var result = ts.transformNodes(/*resolver*/ undefined, /*emitHost*/ undefined, compilerOptions, nodes, transformers, /*allowDtsFiles*/ true); + result.diagnostics = ts.concatenate(result.diagnostics, diagnostics); + return result; + } + ts.transform = transform; +})(ts || (ts = {})); // // Copyright (c) Microsoft Corporation. All rights reserved. // @@ -80141,8 +87373,7 @@ var ts; ScriptSnapshotShimAdapter.prototype.getChangeRange = function (oldSnapshot) { var oldSnapshotShim = oldSnapshot; var encoded = this.scriptSnapshotShim.getChangeRange(oldSnapshotShim.scriptSnapshotShim); - // TODO: should this be '==='? - if (encoded == null) { + if (encoded === null) { return null; } var decoded = JSON.parse(encoded); @@ -80215,11 +87446,13 @@ var ts; }; LanguageServiceShimHostAdapter.prototype.getCompilationSettings = function () { var settingsJson = this.shimHost.getCompilationSettings(); - // TODO: should this be '==='? - if (settingsJson == null || settingsJson == "") { + if (settingsJson === null || settingsJson === "") { throw Error("LanguageServiceShimHostAdapter.getCompilationSettings: empty compilationSettings"); } - return JSON.parse(settingsJson); + var compilerOptions = JSON.parse(settingsJson); + // permit language service to handle all files (filtering should be performed on the host side) + compilerOptions.allowNonTsExtensions = true; + return compilerOptions; }; LanguageServiceShimHostAdapter.prototype.getScriptFileNames = function () { var encoded = this.shimHost.getScriptFileNames(); @@ -80242,7 +87475,7 @@ var ts; }; LanguageServiceShimHostAdapter.prototype.getLocalizedDiagnosticMessages = function () { var diagnosticMessagesJson = this.shimHost.getLocalizedDiagnosticMessages(); - if (diagnosticMessagesJson == null || diagnosticMessagesJson == "") { + if (diagnosticMessagesJson === null || diagnosticMessagesJson === "") { return null; } try { @@ -80255,7 +87488,7 @@ var ts; }; LanguageServiceShimHostAdapter.prototype.getCancellationToken = function () { var hostCancellationToken = this.shimHost.getCancellationToken(); - return new ThrottledCancellationToken(hostCancellationToken); + return new ts.ThrottledCancellationToken(hostCancellationToken); }; LanguageServiceShimHostAdapter.prototype.getCurrentDirectory = function () { return this.shimHost.getCurrentDirectory(); @@ -80279,27 +87512,6 @@ var ts; return LanguageServiceShimHostAdapter; }()); ts.LanguageServiceShimHostAdapter = LanguageServiceShimHostAdapter; - /** A cancellation that throttles calls to the host */ - var ThrottledCancellationToken = (function () { - function ThrottledCancellationToken(hostCancellationToken) { - this.hostCancellationToken = hostCancellationToken; - // Store when we last tried to cancel. Checking cancellation can be expensive (as we have - // to marshall over to the host layer). So we only bother actually checking once enough - // time has passed. - this.lastCancellationCheckTime = 0; - } - ThrottledCancellationToken.prototype.isCancellationRequested = function () { - var time = ts.timestamp(); - var duration = Math.abs(time - this.lastCancellationCheckTime); - if (duration > 10) { - // Check no more than once every 10 ms. - this.lastCancellationCheckTime = time; - return this.hostCancellationToken.isCancellationRequested(); - } - return false; - }; - return ThrottledCancellationToken; - }()); var CoreServicesShimHostAdapter = (function () { function CoreServicesShimHostAdapter(shimHost) { var _this = this; @@ -80727,12 +87939,6 @@ var ts; var compilerOptions = JSON.parse(compilerOptionsJson); var result = ts.resolveModuleName(moduleName, ts.normalizeSlashes(fileName), compilerOptions, _this.host); var resolvedFileName = result.resolvedModule ? result.resolvedModule.resolvedFileName : undefined; - if (resolvedFileName && !compilerOptions.allowJs && ts.fileExtensionIs(resolvedFileName, ".js")) { - return { - resolvedFileName: undefined, - failedLookupLocations: [] - }; - } return { resolvedFileName: resolvedFileName, failedLookupLocations: result.failedLookupLocations @@ -80877,7 +88083,7 @@ var ts; this._shims.push(shim); }; TypeScriptServicesFactory.prototype.unregisterShim = function (shim) { - for (var i = 0, n = this._shims.length; i < n; i++) { + for (var i = 0; i < this._shims.length; i++) { if (this._shims[i] === shim) { delete this._shims[i]; return; @@ -80906,4 +88112,4 @@ var TypeScript; // 'toolsVersion' gets consumed by the managed side, so it's not unused. // TODO: it should be moved into a namespace though. /* @internal */ -var toolsVersion = "2.2"; +var toolsVersion = "2.3"; |