diff options
Diffstat (limited to 'tools/node_modules/babel-eslint/node_modules/@babel/traverse/lib/path/modification.js')
| -rw-r--r-- | tools/node_modules/babel-eslint/node_modules/@babel/traverse/lib/path/modification.js | 216 |
1 files changed, 216 insertions, 0 deletions
diff --git a/tools/node_modules/babel-eslint/node_modules/@babel/traverse/lib/path/modification.js b/tools/node_modules/babel-eslint/node_modules/@babel/traverse/lib/path/modification.js new file mode 100644 index 0000000000..5f09e17c6b --- /dev/null +++ b/tools/node_modules/babel-eslint/node_modules/@babel/traverse/lib/path/modification.js @@ -0,0 +1,216 @@ +"use strict"; + +exports.__esModule = true; +exports.insertBefore = insertBefore; +exports._containerInsert = _containerInsert; +exports._containerInsertBefore = _containerInsertBefore; +exports._containerInsertAfter = _containerInsertAfter; +exports.insertAfter = insertAfter; +exports.updateSiblingKeys = updateSiblingKeys; +exports._verifyNodeList = _verifyNodeList; +exports.unshiftContainer = unshiftContainer; +exports.pushContainer = pushContainer; +exports.hoist = hoist; + +var _cache = require("../cache"); + +var _hoister = _interopRequireDefault(require("./lib/hoister")); + +var _index = _interopRequireDefault(require("./index")); + +var t = _interopRequireWildcard(require("@babel/types")); + +function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } } + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +function insertBefore(nodes) { + this._assertUnremoved(); + + nodes = this._verifyNodeList(nodes); + + if (this.parentPath.isExpressionStatement() || this.parentPath.isLabeledStatement() || this.parentPath.isExportDeclaration()) { + return this.parentPath.insertBefore(nodes); + } else if (this.isNodeType("Expression") && this.listKey !== "params" && this.listKey !== "arguments" || this.parentPath.isForStatement() && this.key === "init") { + if (this.node) nodes.push(this.node); + return this.replaceExpressionWithStatements(nodes); + } else if (Array.isArray(this.container)) { + return this._containerInsertBefore(nodes); + } else if (this.isStatementOrBlock()) { + var shouldInsertCurrentNode = this.node && (!this.isExpressionStatement() || this.node.expression != null); + this.replaceWith(t.blockStatement(shouldInsertCurrentNode ? [this.node] : [])); + return this.unshiftContainer("body", nodes); + } else { + throw new Error("We don't know what to do with this node type. " + "We were previously a Statement but we can't fit in here?"); + } +} + +function _containerInsert(from, nodes) { + var _container; + + this.updateSiblingKeys(from, nodes.length); + var paths = []; + + (_container = this.container).splice.apply(_container, [from, 0].concat(nodes)); + + for (var i = 0; i < nodes.length; i++) { + var to = from + i; + var path = this.getSibling("" + to); + paths.push(path); + + if (this.context && this.context.queue) { + path.pushContext(this.context); + } + } + + var contexts = this._getQueueContexts(); + + for (var _i = 0; _i < paths.length; _i++) { + var _path = paths[_i]; + + _path.setScope(); + + _path.debug("Inserted."); + + for (var _iterator = contexts, _isArray = Array.isArray(_iterator), _i2 = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) { + var _ref; + + if (_isArray) { + if (_i2 >= _iterator.length) break; + _ref = _iterator[_i2++]; + } else { + _i2 = _iterator.next(); + if (_i2.done) break; + _ref = _i2.value; + } + + var _context = _ref; + + _context.maybeQueue(_path, true); + } + } + + return paths; +} + +function _containerInsertBefore(nodes) { + return this._containerInsert(this.key, nodes); +} + +function _containerInsertAfter(nodes) { + return this._containerInsert(this.key + 1, nodes); +} + +function insertAfter(nodes) { + this._assertUnremoved(); + + nodes = this._verifyNodeList(nodes); + + if (this.parentPath.isExpressionStatement() || this.parentPath.isLabeledStatement() || this.parentPath.isExportDeclaration()) { + return this.parentPath.insertAfter(nodes); + } else if (this.isNodeType("Expression") || this.parentPath.isForStatement() && this.key === "init") { + if (this.node) { + var temp = this.scope.generateDeclaredUidIdentifier(); + nodes.unshift(t.expressionStatement(t.assignmentExpression("=", temp, this.node))); + nodes.push(t.expressionStatement(temp)); + } + + return this.replaceExpressionWithStatements(nodes); + } else if (Array.isArray(this.container)) { + return this._containerInsertAfter(nodes); + } else if (this.isStatementOrBlock()) { + var shouldInsertCurrentNode = this.node && (!this.isExpressionStatement() || this.node.expression != null); + this.replaceWith(t.blockStatement(shouldInsertCurrentNode ? [this.node] : [])); + return this.pushContainer("body", nodes); + } else { + throw new Error("We don't know what to do with this node type. " + "We were previously a Statement but we can't fit in here?"); + } +} + +function updateSiblingKeys(fromIndex, incrementBy) { + if (!this.parent) return; + + var paths = _cache.path.get(this.parent); + + for (var i = 0; i < paths.length; i++) { + var path = paths[i]; + + if (path.key >= fromIndex) { + path.key += incrementBy; + } + } +} + +function _verifyNodeList(nodes) { + if (!nodes) { + return []; + } + + if (nodes.constructor !== Array) { + nodes = [nodes]; + } + + for (var i = 0; i < nodes.length; i++) { + var node = nodes[i]; + var msg = void 0; + + if (!node) { + msg = "has falsy node"; + } else if (typeof node !== "object") { + msg = "contains a non-object node"; + } else if (!node.type) { + msg = "without a type"; + } else if (node instanceof _index.default) { + msg = "has a NodePath when it expected a raw object"; + } + + if (msg) { + var type = Array.isArray(node) ? "array" : typeof node; + throw new Error("Node list " + msg + " with the index of " + i + " and type of " + type); + } + } + + return nodes; +} + +function unshiftContainer(listKey, nodes) { + this._assertUnremoved(); + + nodes = this._verifyNodeList(nodes); + + var path = _index.default.get({ + parentPath: this, + parent: this.node, + container: this.node[listKey], + listKey: listKey, + key: 0 + }); + + return path.insertBefore(nodes); +} + +function pushContainer(listKey, nodes) { + this._assertUnremoved(); + + nodes = this._verifyNodeList(nodes); + var container = this.node[listKey]; + + var path = _index.default.get({ + parentPath: this, + parent: this.node, + container: container, + listKey: listKey, + key: container.length + }); + + return path.replaceWithMultiple(nodes); +} + +function hoist(scope) { + if (scope === void 0) { + scope = this.scope; + } + + var hoister = new _hoister.default(this, scope); + return hoister.run(); +}
\ No newline at end of file |