diff options
Diffstat (limited to 'tools/eslint/node_modules/estraverse')
| -rw-r--r-- | tools/eslint/node_modules/estraverse/.jshintrc | 16 | ||||
| -rw-r--r-- | tools/eslint/node_modules/estraverse/LICENSE.BSD | 19 | ||||
| -rw-r--r-- | tools/eslint/node_modules/estraverse/README.md | 124 | ||||
| -rw-r--r-- | tools/eslint/node_modules/estraverse/estraverse.js | 839 | ||||
| -rw-r--r-- | tools/eslint/node_modules/estraverse/gulpfile.js | 70 | ||||
| -rw-r--r-- | tools/eslint/node_modules/estraverse/package.json | 62 |
6 files changed, 1130 insertions, 0 deletions
diff --git a/tools/eslint/node_modules/estraverse/.jshintrc b/tools/eslint/node_modules/estraverse/.jshintrc new file mode 100644 index 0000000000..f642dae768 --- /dev/null +++ b/tools/eslint/node_modules/estraverse/.jshintrc @@ -0,0 +1,16 @@ +{ + "curly": true, + "eqeqeq": true, + "immed": true, + "eqnull": true, + "latedef": true, + "noarg": true, + "noempty": true, + "quotmark": "single", + "undef": true, + "unused": true, + "strict": true, + "trailing": true, + + "node": true +} diff --git a/tools/eslint/node_modules/estraverse/LICENSE.BSD b/tools/eslint/node_modules/estraverse/LICENSE.BSD new file mode 100644 index 0000000000..3e580c355a --- /dev/null +++ b/tools/eslint/node_modules/estraverse/LICENSE.BSD @@ -0,0 +1,19 @@ +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY +DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND +ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. diff --git a/tools/eslint/node_modules/estraverse/README.md b/tools/eslint/node_modules/estraverse/README.md new file mode 100644 index 0000000000..4242c51330 --- /dev/null +++ b/tools/eslint/node_modules/estraverse/README.md @@ -0,0 +1,124 @@ +### Estraverse [](http://travis-ci.org/estools/estraverse) + +Estraverse ([estraverse](http://github.com/estools/estraverse)) is +[ECMAScript](http://www.ecma-international.org/publications/standards/Ecma-262.htm) +traversal functions from [esmangle project](http://github.com/estools/esmangle). + +### Documentation + +You can find usage docs at [wiki page](https://github.com/estools/estraverse/wiki/Usage). + +### Example Usage + +The following code will output all variables declared at the root of a file. + +```javascript +estraverse.traverse(ast, { + enter: function (node, parent) { + if (node.type == 'FunctionExpression' || node.type == 'FunctionDeclaration') + return estraverse.VisitorOption.Skip; + }, + leave: function (node, parent) { + if (node.type == 'VariableDeclarator') + console.log(node.id.name); + } +}); +``` + +We can use `this.skip`, `this.remove` and `this.break` functions instead of using Skip, Remove and Break. + +```javascript +estraverse.traverse(ast, { + enter: function (node) { + this.break(); + } +}); +``` + +And estraverse provides `estraverse.replace` function. When returning node from `enter`/`leave`, current node is replaced with it. + +```javascript +result = estraverse.replace(tree, { + enter: function (node) { + // Replace it with replaced. + if (node.type === 'Literal') + return replaced; + } +}); +``` + +By passing `visitor.keys` mapping, we can extend estraverse traversing functionality. + +```javascript +// This tree contains a user-defined `TestExpression` node. +var tree = { + type: 'TestExpression', + + // This 'argument' is the property containing the other **node**. + argument: { + type: 'Literal', + value: 20 + }, + + // This 'extended' is the property not containing the other **node**. + extended: true +}; +estraverse.traverse(tree, { + enter: function (node) { }, + + // Extending the exising traversing rules. + keys: { + // TargetNodeName: [ 'keys', 'containing', 'the', 'other', '**node**' ] + TestExpression: ['argument'] + } +}); +``` + +By passing `visitor.fallback` option, we can control the behavior when encountering unknown nodes. +```javascript +// This tree contains a user-defined `TestExpression` node. +var tree = { + type: 'TestExpression', + + // This 'argument' is the property containing the other **node**. + argument: { + type: 'Literal', + value: 20 + }, + + // This 'extended' is the property not containing the other **node**. + extended: true +}; +estraverse.traverse(tree, { + enter: function (node) { }, + + // Iterating the child **nodes** of unknown nodes. + fallback: 'iteration' +}); +``` + +### License + +Copyright (C) 2012-2013 [Yusuke Suzuki](http://github.com/Constellation) + (twitter: [@Constellation](http://twitter.com/Constellation)) and other contributors. + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY +DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND +ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. diff --git a/tools/eslint/node_modules/estraverse/estraverse.js b/tools/eslint/node_modules/estraverse/estraverse.js new file mode 100644 index 0000000000..abc52ce501 --- /dev/null +++ b/tools/eslint/node_modules/estraverse/estraverse.js @@ -0,0 +1,839 @@ +/* + Copyright (C) 2012-2013 Yusuke Suzuki <utatane.tea@gmail.com> + Copyright (C) 2012 Ariya Hidayat <ariya.hidayat@gmail.com> + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY + DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +/*jslint vars:false, bitwise:true*/ +/*jshint indent:4*/ +/*global exports:true*/ +(function clone(exports) { + 'use strict'; + + var Syntax, + isArray, + VisitorOption, + VisitorKeys, + objectCreate, + objectKeys, + BREAK, + SKIP, + REMOVE; + + function ignoreJSHintError() { } + + isArray = Array.isArray; + if (!isArray) { + isArray = function isArray(array) { + return Object.prototype.toString.call(array) === '[object Array]'; + }; + } + + function deepCopy(obj) { + var ret = {}, key, val; + for (key in obj) { + if (obj.hasOwnProperty(key)) { + val = obj[key]; + if (typeof val === 'object' && val !== null) { + ret[key] = deepCopy(val); + } else { + ret[key] = val; + } + } + } + return ret; + } + + function shallowCopy(obj) { + var ret = {}, key; + for (key in obj) { + if (obj.hasOwnProperty(key)) { + ret[key] = obj[key]; + } + } + return ret; + } + ignoreJSHintError(shallowCopy); + + // based on LLVM libc++ upper_bound / lower_bound + // MIT License + + function upperBound(array, func) { + var diff, len, i, current; + + len = array.length; + i = 0; + + while (len) { + diff = len >>> 1; + current = i + diff; + if (func(array[current])) { + len = diff; + } else { + i = current + 1; + len -= diff + 1; + } + } + return i; + } + + function lowerBound(array, func) { + var diff, len, i, current; + + len = array.length; + i = 0; + + while (len) { + diff = len >>> 1; + current = i + diff; + if (func(array[current])) { + i = current + 1; + len -= diff + 1; + } else { + len = diff; + } + } + return i; + } + ignoreJSHintError(lowerBound); + + objectCreate = Object.create || (function () { + function F() { } + + return function (o) { + F.prototype = o; + return new F(); + }; + })(); + + objectKeys = Object.keys || function (o) { + var keys = [], key; + for (key in o) { + keys.push(key); + } + return keys; + }; + + function extend(to, from) { + var keys = objectKeys(from), key, i, len; + for (i = 0, len = keys.length; i < len; i += 1) { + key = keys[i]; + to[key] = from[key]; + } + return to; + } + + Syntax = { + AssignmentExpression: 'AssignmentExpression', + AssignmentPattern: 'AssignmentPattern', + ArrayExpression: 'ArrayExpression', + ArrayPattern: 'ArrayPattern', + ArrowFunctionExpression: 'ArrowFunctionExpression', + AwaitExpression: 'AwaitExpression', // CAUTION: It's deferred to ES7. + BlockStatement: 'BlockStatement', + BinaryExpression: 'BinaryExpression', + BreakStatement: 'BreakStatement', + CallExpression: 'CallExpression', + CatchClause: 'CatchClause', + ClassBody: 'ClassBody', + ClassDeclaration: 'ClassDeclaration', + ClassExpression: 'ClassExpression', + ComprehensionBlock: 'ComprehensionBlock', // CAUTION: It's deferred to ES7. + ComprehensionExpression: 'ComprehensionExpression', // CAUTION: It's deferred to ES7. + ConditionalExpression: 'ConditionalExpression', + ContinueStatement: 'ContinueStatement', + DebuggerStatement: 'DebuggerStatement', + DirectiveStatement: 'DirectiveStatement', + DoWhileStatement: 'DoWhileStatement', + EmptyStatement: 'EmptyStatement', + ExportAllDeclaration: 'ExportAllDeclaration', + ExportDefaultDeclaration: 'ExportDefaultDeclaration', + ExportNamedDeclaration: 'ExportNamedDeclaration', + ExportSpecifier: 'ExportSpecifier', + ExpressionStatement: 'ExpressionStatement', + ForStatement: 'ForStatement', + ForInStatement: 'ForInStatement', + ForOfStatement: 'ForOfStatement', + FunctionDeclaration: 'FunctionDeclaration', + FunctionExpression: 'FunctionExpression', + GeneratorExpression: 'GeneratorExpression', // CAUTION: It's deferred to ES7. + Identifier: 'Identifier', + IfStatement: 'IfStatement', + ImportDeclaration: 'ImportDeclaration', + ImportDefaultSpecifier: 'ImportDefaultSpecifier', + ImportNamespaceSpecifier: 'ImportNamespaceSpecifier', + ImportSpecifier: 'ImportSpecifier', + Literal: 'Literal', + LabeledStatement: 'LabeledStatement', + LogicalExpression: 'LogicalExpression', + MemberExpression: 'MemberExpression', + MethodDefinition: 'MethodDefinition', + ModuleSpecifier: 'ModuleSpecifier', + NewExpression: 'NewExpression', + ObjectExpression: 'ObjectExpression', + ObjectPattern: 'ObjectPattern', + Program: 'Program', + Property: 'Property', + RestElement: 'RestElement', + ReturnStatement: 'ReturnStatement', + SequenceExpression: 'SequenceExpression', + SpreadElement: 'SpreadElement', + SwitchStatement: 'SwitchStatement', + SwitchCase: 'SwitchCase', + TaggedTemplateExpression: 'TaggedTemplateExpression', + TemplateElement: 'TemplateElement', + TemplateLiteral: 'TemplateLiteral', + ThisExpression: 'ThisExpression', + ThrowStatement: 'ThrowStatement', + TryStatement: 'TryStatement', + UnaryExpression: 'UnaryExpression', + UpdateExpression: 'UpdateExpression', + VariableDeclaration: 'VariableDeclaration', + VariableDeclarator: 'VariableDeclarator', + WhileStatement: 'WhileStatement', + WithStatement: 'WithStatement', + YieldExpression: 'YieldExpression' + }; + + VisitorKeys = { + AssignmentExpression: ['left', 'right'], + AssignmentPattern: ['left', 'right'], + ArrayExpression: ['elements'], + ArrayPattern: ['elements'], + ArrowFunctionExpression: ['params', 'defaults', 'rest', 'body'], + AwaitExpression: ['argument'], // CAUTION: It's deferred to ES7. + BlockStatement: ['body'], + BinaryExpression: ['left', 'right'], + BreakStatement: ['label'], + CallExpression: ['callee', 'arguments'], + CatchClause: ['param', 'body'], + ClassBody: ['body'], + ClassDeclaration: ['id', 'superClass', 'body'], + ClassExpression: ['id', 'superClass', 'body'], + ComprehensionBlock: ['left', 'right'], // CAUTION: It's deferred to ES7. + ComprehensionExpression: ['blocks', 'filter', 'body'], // CAUTION: It's deferred to ES7. + ConditionalExpression: ['test', 'consequent', 'alternate'], + ContinueStatement: ['label'], + DebuggerStatement: [], + DirectiveStatement: [], + DoWhileStatement: ['body', 'test'], + EmptyStatement: [], + ExportAllDeclaration: ['source'], + ExportDefaultDeclaration: ['declaration'], + ExportNamedDeclaration: ['declaration', 'specifiers', 'source'], + ExportSpecifier: ['exported', 'local'], + ExpressionStatement: ['expression'], + ForStatement: ['init', 'test', 'update', 'body'], + ForInStatement: ['left', 'right', 'body'], + ForOfStatement: ['left', 'right', 'body'], + FunctionDeclaration: ['id', 'params', 'defaults', 'rest', 'body'], + FunctionExpression: ['id', 'params', 'defaults', 'rest', 'body'], + GeneratorExpression: ['blocks', 'filter', 'body'], // CAUTION: It's deferred to ES7. + Identifier: [], + IfStatement: ['test', 'consequent', 'alternate'], + ImportDeclaration: ['specifiers', 'source'], + ImportDefaultSpecifier: ['local'], + ImportNamespaceSpecifier: ['local'], + ImportSpecifier: ['imported', 'local'], + Literal: [], + LabeledStatement: ['label', 'body'], + LogicalExpression: ['left', 'right'], + MemberExpression: ['object', 'property'], + MethodDefinition: ['key', 'value'], + ModuleSpecifier: [], + NewExpression: ['callee', 'arguments'], + ObjectExpression: ['properties'], + ObjectPattern: ['properties'], + Program: ['body'], + Property: ['key', 'value'], + RestElement: [ 'argument' ], + ReturnStatement: ['argument'], + SequenceExpression: ['expressions'], + SpreadElement: ['argument'], + SwitchStatement: ['discriminant', 'cases'], + SwitchCase: ['test', 'consequent'], + TaggedTemplateExpression: ['tag', 'quasi'], + TemplateElement: [], + TemplateLiteral: ['quasis', 'expressions'], + ThisExpression: [], + ThrowStatement: ['argument'], + TryStatement: ['block', 'handlers', 'handler', 'guardedHandlers', 'finalizer'], + UnaryExpression: ['argument'], + UpdateExpression: ['argument'], + VariableDeclaration: ['declarations'], + VariableDeclarator: ['id', 'init'], + WhileStatement: ['test', 'body'], + WithStatement: ['object', 'body'], + YieldExpression: ['argument'] + }; + + // unique id + BREAK = {}; + SKIP = {}; + REMOVE = {}; + + VisitorOption = { + Break: BREAK, + Skip: SKIP, + Remove: REMOVE + }; + + function Reference(parent, key) { + this.parent = parent; + this.key = key; + } + + Reference.prototype.replace = function replace(node) { + this.parent[this.key] = node; + }; + + Reference.prototype.remove = function remove() { + if (isArray(this.parent)) { + this.parent.splice(this.key, 1); + return true; + } else { + this.replace(null); + return false; + } + }; + + function Element(node, path, wrap, ref) { + this.node = node; + this.path = path; + this.wrap = wrap; + this.ref = ref; + } + + function Controller() { } + + // API: + // return property path array from root to current node + Controller.prototype.path = function path() { + var i, iz, j, jz, result, element; + + function addToPath(result, path) { + if (isArray(path)) { + for (j = 0, jz = path.length; j < jz; ++j) { + result.push(path[j]); + } + } else { + result.push(path); + } + } + + // root node + if (!this.__current.path) { + return null; + } + + // first node is sentinel, second node is root element + result = []; + for (i = 2, iz = this.__leavelist.length; i < iz; ++i) { + element = this.__leavelist[i]; + addToPath(result, element.path); + } + addToPath(result, this.__current.path); + return result; + }; + + // API: + // return type of current node + Controller.prototype.type = function () { + var node = this.current(); + return node.type || this.__current.wrap; + }; + + // API: + // return array of parent elements + Controller.prototype.parents = function parents() { + var i, iz, result; + + // first node is sentinel + result = []; + for (i = 1, iz = this.__leavelist.length; i < iz; ++i) { + result.push(this.__leavelist[i].node); + } + + return result; + }; + + // API: + // return current node + Controller.prototype.current = function current() { + return this.__current.node; + }; + + Controller.prototype.__execute = function __execute(callback, element) { + var previous, result; + + result = undefined; + + previous = this.__current; + this.__current = element; + this.__state = null; + if (callback) { + result = callback.call(this, element.node, this.__leavelist[this.__leavelist.length - 1].node); + } + this.__current = previous; + + return result; + }; + + // API: + // notify control skip / break + Controller.prototype.notify = function notify(flag) { + this.__state = flag; + }; + + // API: + // skip child nodes of current node + Controller.prototype.skip = function () { + this.notify(SKIP); + }; + + // API: + // break traversals + Controller.prototype['break'] = function () { + this.notify(BREAK); + }; + + // API: + // remove node + Controller.prototype.remove = function () { + this.notify(REMOVE); + }; + + Controller.prototype.__initialize = function(root, visitor) { + this.visitor = visitor; + this.root = root; + this.__worklist = []; + this.__leavelist = []; + this.__current = null; + this.__state = null; + this.__fallback = visitor.fallback === 'iteration'; + this.__keys = VisitorKeys; + if (visitor.keys) { + this.__keys = extend(objectCreate(this.__keys), visitor.keys); + } + }; + + function isNode(node) { + if (node == null) { + return false; + } + return typeof node === 'object' && typeof node.type === 'string'; + } + + function isProperty(nodeType, key) { + return (nodeType === Syntax.ObjectExpression || nodeType === Syntax.ObjectPattern) && 'properties' === key; + } + + Controller.prototype.traverse = function traverse(root, visitor) { + var worklist, + leavelist, + element, + node, + nodeType, + ret, + key, + current, + current2, + candidates, + candidate, + sentinel; + + this.__initialize(root, visitor); + + sentinel = {}; + + // reference + worklist = this.__worklist; + leavelist = this.__leavelist; + + // initialize + worklist.push(new Element(root, null, null, null)); + leavelist.push(new Element(null, null, null, null)); + + while (worklist.length) { + element = worklist.pop(); + + if (element === sentinel) { + element = leavelist.pop(); + + ret = this.__execute(visitor.leave, element); + + if (this.__state === BREAK || ret === BREAK) { + return; + } + continue; + } + + if (element.node) { + + ret = this.__execute(visitor.enter, element); + + if (this.__state === BREAK || ret === BREAK) { + return; + } + + worklist.push(sentinel); + leavelist.push(element); + + if (this.__state === SKIP || ret === SKIP) { + continue; + } + + node = element.node; + nodeType = element.wrap || node.type; + candidates = this.__keys[nodeType]; + if (!candidates) { + if (this.__fallback) { + candidates = objectKeys(node); + } else { + throw new Error('Unknown node type ' + nodeType + '.'); + } + } + + current = candidates.length; + while ((current -= 1) >= 0) { + key = candidates[current]; + candidate = node[key]; + if (!candidate) { + continue; + } + + if (isArray(candidate)) { + current2 = candidate.length; + while ((current2 -= 1) >= 0) { + if (!candidate[current2]) { + continue; + } + if (isProperty(nodeType, candidates[current])) { + element = new Element(candidate[current2], [key, current2], 'Property', null); + } else if (isNode(candidate[current2])) { + element = new Element(candidate[current2], [key, current2], null, null); + } else { + continue; + } + worklist.push(element); + } + } else if (isNode(candidate)) { + worklist.push(new Element(candidate, key, null, null)); + } + } + } + } + }; + + Controller.prototype.replace = function replace(root, visitor) { + function removeElem(element) { + var i, + key, + nextElem, + parent; + + if (element.ref.remove()) { + // When the reference is an element of an array. + key = element.ref.key; + parent = element.ref.parent; + + // If removed from array, then decrease following items' keys. + i = worklist.length; + while (i--) { + nextElem = worklist[i]; + if (nextElem.ref && nextElem.ref.parent === parent) { + if (nextElem.ref.key < key) { + break; + } + --nextElem.ref.key; + } + } + } + } + + var worklist, + leavelist, + node, + nodeType, + target, + element, + current, + current2, + candidates, + candidate, + sentinel, + outer, + key; + + this.__initialize(root, visitor); + + sentinel = {}; + + // reference + worklist = this.__worklist; + leavelist = this.__leavelist; + + // initialize + outer = { + root: root + }; + element = new Element(root, null, null, new Reference(outer, 'root')); + worklist.push(element); + leavelist.push(element); + + while (worklist.length) { + element = worklist.pop(); + + if (element === sentinel) { + element = leavelist.pop(); + + target = this.__execute(visitor.leave, element); + + // node may be replaced with null, + // so distinguish between undefined and null in this place + if (target !== undefined && target !== BREAK && target !== SKIP && target !== REMOVE) { + // replace + element.ref.replace(target); + } + + if (this.__state === REMOVE || target === REMOVE) { + removeElem(element); + } + + if (this.__state === BREAK || target === BREAK) { + return outer.root; + } + continue; + } + + target = this.__execute(visitor.enter, element); + + // node may be replaced with null, + // so distinguish between undefined and null in this place + if (target !== undefined && target !== BREAK && target !== SKIP && target !== REMOVE) { + // replace + element.ref.replace(target); + element.node = target; + } + + if (this.__state === REMOVE || target === REMOVE) { + removeElem(element); + element.node = null; + } + + if (this.__state === BREAK || target === BREAK) { + return outer.root; + } + + // node may be null + node = element.node; + if (!node) { + continue; + } + + worklist.push(sentinel); + leavelist.push(element); + + if (this.__state === SKIP || target === SKIP) { + continue; + } + + nodeType = element.wrap || node.type; + candidates = this.__keys[nodeType]; + if (!candidates) { + if (this.__fallback) { + candidates = objectKeys(node); + } else { + throw new Error('Unknown node type ' + nodeType + '.'); + } + } + + current = candidates.length; + while ((current -= 1) >= 0) { + key = candidates[current]; + candidate = node[key]; + if (!candidate) { + continue; + } + + if (isArray(candidate)) { + current2 = candidate.length; + while ((current2 -= 1) >= 0) { + if (!candidate[current2]) { + continue; + } + if (isProperty(nodeType, candidates[current])) { + element = new Element(candidate[current2], [key, current2], 'Property', new Reference(candidate, current2)); + } else if (isNode(candidate[current2])) { + element = new Element(candidate[current2], [key, current2], null, new Reference(candidate, current2)); + } else { + continue; + } + worklist.push(element); + } + } else if (isNode(candidate)) { + worklist.push(new Element(candidate, key, null, new Reference(node, key))); + } + } + } + + return outer.root; + }; + + function traverse(root, visitor) { + var controller = new Controller(); + return controller.traverse(root, visitor); + } + + function replace(root, visitor) { + var controller = new Controller(); + return controller.replace(root, visitor); + } + + function extendCommentRange(comment, tokens) { + var target; + + target = upperBound(tokens, function search(token) { + return token.range[0] > comment.range[0]; + }); + + comment.extendedRange = [comment.range[0], comment.range[1]]; + + if (target !== tokens.length) { + comment.extendedRange[1] = tokens[target].range[0]; + } + + target -= 1; + if (target >= 0) { + comment.extendedRange[0] = tokens[target].range[1]; + } + + return comment; + } + + function attachComments(tree, providedComments, tokens) { + // At first, we should calculate extended comment ranges. + var comments = [], comment, len, i, cursor; + + if (!tree.range) { + throw new Error('attachComments needs range information'); + } + + // tokens array is empty, we attach comments to tree as 'leadingComments' + if (!tokens.length) { + if (providedComments.length) { + for (i = 0, len = providedComments.length; i < len; i += 1) { + comment = deepCopy(providedComments[i]); + comment.extendedRange = [0, tree.range[0]]; + comments.push(comment); + } + tree.leadingComments = comments; + } + return tree; + } + + for (i = 0, len = providedComments.length; i < len; i += 1) { + comments.push(extendCommentRange(deepCopy(providedComments[i]), tokens)); + } + + // This is based on John Freeman's implementation. + cursor = 0; + traverse(tree, { + enter: function (node) { + var comment; + + while (cursor < comments.length) { + comment = comments[cursor]; + if (comment.extendedRange[1] > node.range[0]) { + break; + } + + if (comment.extendedRange[1] === node.range[0]) { + if (!node.leadingComments) { + node.leadingComments = []; + } + node.leadingComments.push(comment); + comments.splice(cursor, 1); + } else { + cursor += 1; + } + } + + // already out of owned node + if (cursor === comments.length) { + return VisitorOption.Break; + } + + if (comments[cursor].extendedRange[0] > node.range[1]) { + return VisitorOption.Skip; + } + } + }); + + cursor = 0; + traverse(tree, { + leave: function (node) { + var comment; + + while (cursor < comments.length) { + comment = comments[cursor]; + if (node.range[1] < comment.extendedRange[0]) { + break; + } + + if (node.range[1] === comment.extendedRange[0]) { + if (!node.trailingComments) { + node.trailingComments = []; + } + node.trailingComments.push(comment); + comments.splice(cursor, 1); + } else { + cursor += 1; + } + } + + // already out of owned node + if (cursor === comments.length) { + return VisitorOption.Break; + } + + if (comments[cursor].extendedRange[0] > node.range[1]) { + return VisitorOption.Skip; + } + } + }); + + return tree; + } + + exports.version = require('./package.json').version; + exports.Syntax = Syntax; + exports.traverse = traverse; + exports.replace = replace; + exports.attachComments = attachComments; + exports.VisitorKeys = VisitorKeys; + exports.VisitorOption = VisitorOption; + exports.Controller = Controller; + exports.cloneEnvironment = function () { return clone({}); }; + + return exports; +}(exports)); +/* vim: set sw=4 ts=4 et tw=80 : */ diff --git a/tools/eslint/node_modules/estraverse/gulpfile.js b/tools/eslint/node_modules/estraverse/gulpfile.js new file mode 100644 index 0000000000..8772bbcca5 --- /dev/null +++ b/tools/eslint/node_modules/estraverse/gulpfile.js @@ -0,0 +1,70 @@ +/* + Copyright (C) 2014 Yusuke Suzuki <utatane.tea@gmail.com> + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS' + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY + DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +'use strict'; + +var gulp = require('gulp'), + git = require('gulp-git'), + bump = require('gulp-bump'), + filter = require('gulp-filter'), + tagVersion = require('gulp-tag-version'); + +var TEST = [ 'test/*.js' ]; +var POWERED = [ 'powered-test/*.js' ]; +var SOURCE = [ 'src/**/*.js' ]; + +/** + * Bumping version number and tagging the repository with it. + * Please read http://semver.org/ + * + * You can use the commands + * + * gulp patch # makes v0.1.0 -> v0.1.1 + * gulp feature # makes v0.1.1 -> v0.2.0 + * gulp release # makes v0.2.1 -> v1.0.0 + * + * To bump the version numbers accordingly after you did a patch, + * introduced a feature or made a backwards-incompatible release. + */ + +function inc(importance) { + // get all the files to bump version in + return gulp.src(['./package.json']) + // bump the version number in those files + .pipe(bump({type: importance})) + // save it back to filesystem + .pipe(gulp.dest('./')) + // commit the changed version number + .pipe(git.commit('Bumps package version')) + // read only one file to get the version number + .pipe(filter('package.json')) + // **tag it in the repository** + .pipe(tagVersion({ + prefix: '' + })); +} + +gulp.task('patch', [ ], function () { return inc('patch'); }) +gulp.task('minor', [ ], function () { return inc('minor'); }) +gulp.task('major', [ ], function () { return inc('major'); }) diff --git a/tools/eslint/node_modules/estraverse/package.json b/tools/eslint/node_modules/estraverse/package.json new file mode 100644 index 0000000000..73d905f97d --- /dev/null +++ b/tools/eslint/node_modules/estraverse/package.json @@ -0,0 +1,62 @@ +{ + "name": "estraverse", + "description": "ECMAScript JS AST traversal functions", + "homepage": "https://github.com/estools/estraverse", + "main": "estraverse.js", + "version": "2.0.0", + "engines": { + "node": ">=0.10.0" + }, + "maintainers": [ + { + "name": "constellation", + "email": "utatane.tea@gmail.com" + } + ], + "repository": { + "type": "git", + "url": "git+ssh://git@github.com/estools/estraverse.git" + }, + "devDependencies": { + "chai": "^2.1.1", + "coffee-script": "^1.8.0", + "espree": "^1.11.0", + "gulp": "^3.8.10", + "gulp-bump": "^0.2.2", + "gulp-filter": "^2.0.0", + "gulp-git": "^1.0.1", + "gulp-tag-version": "^1.2.1", + "jshint": "^2.5.6", + "mocha": "^2.1.0" + }, + "licenses": [ + { + "type": "BSD", + "url": "http://github.com/estools/estraverse/raw/master/LICENSE.BSD" + } + ], + "scripts": { + "test": "npm run-script lint && npm run-script unit-test", + "lint": "jshint estraverse.js", + "unit-test": "mocha --compilers coffee:coffee-script/register" + }, + "gitHead": "d8bc726f126817cc03c7a4e751528edb19db0ffb", + "bugs": { + "url": "https://github.com/estools/estraverse/issues" + }, + "_id": "estraverse@2.0.0", + "_shasum": "5ae46963243600206674ccb24a09e16674fcdca1", + "_from": "estraverse@>=2.0.0 <3.0.0", + "_npmVersion": "2.0.0-alpha-5", + "_npmUser": { + "name": "constellation", + "email": "utatane.tea@gmail.com" + }, + "dist": { + "shasum": "5ae46963243600206674ccb24a09e16674fcdca1", + "tarball": "http://registry.npmjs.org/estraverse/-/estraverse-2.0.0.tgz" + }, + "directories": {}, + "_resolved": "https://registry.npmjs.org/estraverse/-/estraverse-2.0.0.tgz", + "readme": "ERROR: No README data found!" +} |