From 502b1af13837f14e4c1d2e95ed277e283d6c5197 Mon Sep 17 00:00:00 2001 From: nightwing Date: Tue, 23 Oct 2012 09:31:45 +0400 Subject: [PATCH 1/3] update jshint and csslint --- lib/ace/mode/css/csslint.js | 441 +- lib/ace/mode/javascript/jshint.js | 8572 +++++++++++++++-------------- tool/update_deps.js | 2 +- 3 files changed, 4398 insertions(+), 4617 deletions(-) diff --git a/lib/ace/mode/css/csslint.js b/lib/ace/mode/css/csslint.js index c90bef22..4f38daef 100644 --- a/lib/ace/mode/css/csslint.js +++ b/lib/ace/mode/css/csslint.js @@ -22,7 +22,7 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ -/* Build time: 14-May-2012 10:24:48 */ +/* Build time: 12-September-2012 01:46:26 */ /*! Parser-Lib @@ -47,7 +47,7 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ -/* Version v0.1.7, Build time: 4-May-2012 03:57:04 */ +/* Version v0.1.9, Build time: 23-July-2012 10:52:31 */ var parserlib = {}; (function(){ @@ -957,7 +957,7 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ -/* Version v0.1.7, Build time: 4-May-2012 03:57:04 */ +/* Version v0.1.9, Build time: 23-July-2012 10:52:31 */ (function(){ var EventTarget = parserlib.util.EventTarget, TokenStreamBase = parserlib.util.TokenStreamBase, @@ -2741,7 +2741,7 @@ Parser.prototype = function(){ var tokenStream = this._tokenStream, values = [], - //valueParts = [], + //valueParts = [], value = null, operator = null; @@ -3025,9 +3025,15 @@ Parser.prototype = function(){ var tokenStream = this._tokenStream, token, tt, - name; + name, + prefix = ""; tokenStream.mustMatch(Tokens.KEYFRAMES_SYM); + token = tokenStream.token(); + if (/^@\-([^\-]+)\-/.test(token.value)) { + prefix = RegExp.$1; + } + this._readWhitespace(); name = this._keyframe_name(); @@ -3037,8 +3043,9 @@ Parser.prototype = function(){ this.fire({ type: "startkeyframes", name: name, - line: name.line, - col: name.col + prefix: prefix, + line: token.startLine, + col: token.startCol }); this._readWhitespace(); @@ -3054,8 +3061,9 @@ Parser.prototype = function(){ this.fire({ type: "endkeyframes", name: name, - line: name.line, - col: name.col + prefix: prefix, + line: token.startLine, + col: token.startCol }); this._readWhitespace(); @@ -3837,6 +3845,7 @@ var Properties = { "pitch" : 1, "pitch-range" : 1, "play-during" : 1, + "pointer-events" : "auto | none | visiblePainted | visibleFill | visibleStroke | visible | painted | fill | stroke | all | inherit", "position" : "static | relative | absolute | fixed | inherit", "presentation-level" : 1, "punctuation-trim" : 1, @@ -5581,7 +5590,7 @@ var Tokens = [ //{ name: "ATKEYWORD"}, //CSS3 animations - { name: "KEYFRAMES_SYM", text: [ "@keyframes", "@-webkit-keyframes", "@-moz-keyframes", "@-ms-keyframes" ] }, + { name: "KEYFRAMES_SYM", text: [ "@keyframes", "@-webkit-keyframes", "@-moz-keyframes", "@-o-keyframes" ] }, //important symbol { name: "IMPORTANT_SYM"}, @@ -6333,7 +6342,7 @@ var CSSLint = (function(){ formatters = [], api = new parserlib.util.EventTarget(); - api.version = "0.9.8"; + api.version = "0.9.9"; //------------------------------------------------------------------------- // Rule Management @@ -6367,6 +6376,23 @@ var CSSLint = (function(){ return a.id > b.id ? 1 : 0; }); }; + + /** + * Returns a ruleset configuration object with all current rules. + * @return A ruleset object. + * @method getRuleset + */ + api.getRuleset = function() { + var ruleset = {}, + i = 0, + len = rules.length; + + while (i < len){ + ruleset[rules[i++].id] = 1; //by default, everything is a warning + } + + return ruleset; + }; //------------------------------------------------------------------------- // Formatters @@ -6447,13 +6473,11 @@ var CSSLint = (function(){ parser = new parserlib.css.Parser({ starHack: true, ieFilters: true, underscoreHack: true, strict: false }); + // normalize line endings lines = text.replace(/\n\r?/g, "$split$").split('$split$'); if (!ruleset){ - ruleset = {}; - while (i < len){ - ruleset[rules[i++].id] = 1; //by default, everything is a warning - } + ruleset = this.getRuleset(); } reporter = new Reporter(lines, ruleset); @@ -6802,36 +6826,42 @@ CSSLint.addRule({ "padding-bottom": 1, "padding-top": 1 }, - properties; + properties, + boxSizing = false; function startRule(){ properties = {}; + boxSizing = false; } function endRule(){ - var prop; - if (properties.height){ - for (prop in heightProperties){ - if (heightProperties.hasOwnProperty(prop) && properties[prop]){ - - //special case for padding - if (!(prop == "padding" && properties[prop].value.parts.length === 2 && properties[prop].value.parts[0].value === 0)){ - reporter.report("Using height with " + prop + " can sometimes make elements larger than you expect.", properties[prop].line, properties[prop].col, rule); + var prop, value; + + if (!boxSizing) { + if (properties.height){ + for (prop in heightProperties){ + if (heightProperties.hasOwnProperty(prop) && properties[prop]){ + value = properties[prop].value; + //special case for padding + if (!(prop == "padding" && value.parts.length === 2 && value.parts[0].value === 0)){ + reporter.report("Using height with " + prop + " can sometimes make elements larger than you expect.", properties[prop].line, properties[prop].col, rule); + } } } } - } - if (properties.width){ - for (prop in widthProperties){ - if (widthProperties.hasOwnProperty(prop) && properties[prop]){ - - if (!(prop == "padding" && properties[prop].value.parts.length === 2 && properties[prop].value.parts[1].value === 0)){ - reporter.report("Using width with " + prop + " can sometimes make elements larger than you expect.", properties[prop].line, properties[prop].col, rule); + if (properties.width){ + for (prop in widthProperties){ + if (widthProperties.hasOwnProperty(prop) && properties[prop]){ + value = properties[prop].value; + + if (!(prop == "padding" && value.parts.length === 2 && value.parts[1].value === 0)){ + reporter.report("Using width with " + prop + " can sometimes make elements larger than you expect.", properties[prop].line, properties[prop].col, rule); + } } } - } - } + } + } } parser.addListener("startrule", startRule); @@ -6848,8 +6878,10 @@ CSSLint.addRule({ properties[name] = { line: event.property.line, col: event.property.col, value: event.value }; } } else { - if (name == "width" || name == "height"){ + if (/^(width|height)/i.test(name) && /^(length|percentage)/.test(event.value.parts[0].type)){ properties[name] = 1; + } else if (name == "box-sizing") { + boxSizing = true; } } @@ -6914,20 +6946,21 @@ CSSLint.addRule({ prefixed, i, len, + inKeyFrame = false, arrayPush = Array.prototype.push, applyTo = []; // See http://peter.sh/experiments/vendor-prefixed-css-property-overview/ for details compatiblePrefixes = { - "animation" : "webkit moz ms", - "animation-delay" : "webkit moz ms", - "animation-direction" : "webkit moz ms", - "animation-duration" : "webkit moz ms", - "animation-fill-mode" : "webkit moz ms", - "animation-iteration-count" : "webkit moz ms", - "animation-name" : "webkit moz ms", - "animation-play-state" : "webkit moz ms", - "animation-timing-function" : "webkit moz ms", + "animation" : "webkit moz", + "animation-delay" : "webkit moz", + "animation-direction" : "webkit moz", + "animation-duration" : "webkit moz", + "animation-fill-mode" : "webkit moz", + "animation-iteration-count" : "webkit moz", + "animation-name" : "webkit moz", + "animation-play-state" : "webkit moz", + "animation-timing-function" : "webkit moz", "appearance" : "webkit moz", "border-end" : "webkit moz", "border-end-color" : "webkit moz", @@ -6967,11 +7000,11 @@ CSSLint.addRule({ "text-size-adjust" : "webkit ms", "transform" : "webkit moz ms o", "transform-origin" : "webkit moz ms o", - "transition" : "webkit moz o ms", - "transition-delay" : "webkit moz o ms", - "transition-duration" : "webkit moz o ms", - "transition-property" : "webkit moz o ms", - "transition-timing-function" : "webkit moz o ms", + "transition" : "webkit moz o", + "transition-delay" : "webkit moz o", + "transition-duration" : "webkit moz o", + "transition-property" : "webkit moz o", + "transition-timing-function" : "webkit moz o", "user-modify" : "webkit moz", "user-select" : "webkit moz ms", "word-break" : "epub ms", @@ -6990,14 +7023,28 @@ CSSLint.addRule({ arrayPush.apply(applyTo, variations); } } + parser.addListener("startrule", function () { properties = []; }); + parser.addListener("startkeyframes", function (event) { + inKeyFrame = event.prefix || true; + }); + + parser.addListener("endkeyframes", function (event) { + inKeyFrame = false; + }); + parser.addListener("property", function (event) { var name = event.property; if (CSSLint.Util.indexOf(applyTo, name.text) > -1) { - properties.push(name); + + // e.g., -moz-transform is okay to be alone in @-moz-keyframes + if (!inKeyFrame || typeof inKeyFrame != "string" || + name.text.indexOf("-" + inKeyFrame + "-") !== 0) { + properties.push(name); + } } }); @@ -7676,308 +7723,20 @@ CSSLint.addRule({ //rule information id: "known-properties", name: "Require use of known properties", - desc: "Properties should be known (listed in CSS specification) or be a vendor-prefixed property.", + desc: "Properties should be known (listed in CSS3 specification) or be a vendor-prefixed property.", browsers: "All", //initialization init: function(parser, reporter){ - var rule = this, - properties = { - - "alignment-adjust": 1, - "alignment-baseline": 1, - "animation": 1, - "animation-delay": 1, - "animation-direction": 1, - "animation-duration": 1, - "animation-fill-mode": 1, - "animation-iteration-count": 1, - "animation-name": 1, - "animation-play-state": 1, - "animation-timing-function": 1, - "appearance": 1, - "azimuth": 1, - "backface-visibility": 1, - "background": 1, - "background-attachment": 1, - "background-break": 1, - "background-clip": 1, - "background-color": 1, - "background-image": 1, - "background-origin": 1, - "background-position": 1, - "background-repeat": 1, - "background-size": 1, - "baseline-shift": 1, - "binding": 1, - "bleed": 1, - "bookmark-label": 1, - "bookmark-level": 1, - "bookmark-state": 1, - "bookmark-target": 1, - "border": 1, - "border-bottom": 1, - "border-bottom-color": 1, - "border-bottom-left-radius": 1, - "border-bottom-right-radius": 1, - "border-bottom-style": 1, - "border-bottom-width": 1, - "border-collapse": 1, - "border-color": 1, - "border-image": 1, - "border-image-outset": 1, - "border-image-repeat": 1, - "border-image-slice": 1, - "border-image-source": 1, - "border-image-width": 1, - "border-left": 1, - "border-left-color": 1, - "border-left-style": 1, - "border-left-width": 1, - "border-radius": 1, - "border-right": 1, - "border-right-color": 1, - "border-right-style": 1, - "border-right-width": 1, - "border-spacing": 1, - "border-style": 1, - "border-top": 1, - "border-top-color": 1, - "border-top-left-radius": 1, - "border-top-right-radius": 1, - "border-top-style": 1, - "border-top-width": 1, - "border-width": 1, - "bottom": 1, - "box-align": 1, - "box-decoration-break": 1, - "box-direction": 1, - "box-flex": 1, - "box-flex-group": 1, - "box-lines": 1, - "box-ordinal-group": 1, - "box-orient": 1, - "box-pack": 1, - "box-shadow": 1, - "box-sizing": 1, - "break-after": 1, - "break-before": 1, - "break-inside": 1, - "caption-side": 1, - "clear": 1, - "clip": 1, - "color": 1, - "color-profile": 1, - "column-count": 1, - "column-fill": 1, - "column-gap": 1, - "column-rule": 1, - "column-rule-color": 1, - "column-rule-style": 1, - "column-rule-width": 1, - "column-span": 1, - "column-width": 1, - "columns": 1, - "content": 1, - "counter-increment": 1, - "counter-reset": 1, - "crop": 1, - "cue": 1, - "cue-after": 1, - "cue-before": 1, - "cursor": 1, - "direction": 1, - "display": 1, - "dominant-baseline": 1, - "drop-initial-after-adjust": 1, - "drop-initial-after-align": 1, - "drop-initial-before-adjust": 1, - "drop-initial-before-align": 1, - "drop-initial-size": 1, - "drop-initial-value": 1, - "elevation": 1, - "empty-cells": 1, - "fit": 1, - "fit-position": 1, - "float": 1, - "float-offset": 1, - "font": 1, - "font-family": 1, - "font-size": 1, - "font-size-adjust": 1, - "font-stretch": 1, - "font-style": 1, - "font-variant": 1, - "font-weight": 1, - "grid-columns": 1, - "grid-rows": 1, - "hanging-punctuation": 1, - "height": 1, - "hyphenate-after": 1, - "hyphenate-before": 1, - "hyphenate-character": 1, - "hyphenate-lines": 1, - "hyphenate-resource": 1, - "hyphens": 1, - "icon": 1, - "image-orientation": 1, - "image-rendering": 1, - "image-resolution": 1, - "inline-box-align": 1, - "left": 1, - "letter-spacing": 1, - "line-height": 1, - "line-stacking": 1, - "line-stacking-ruby": 1, - "line-stacking-shift": 1, - "line-stacking-strategy": 1, - "list-style": 1, - "list-style-image": 1, - "list-style-position": 1, - "list-style-type": 1, - "margin": 1, - "margin-bottom": 1, - "margin-left": 1, - "margin-right": 1, - "margin-top": 1, - "mark": 1, - "mark-after": 1, - "mark-before": 1, - "marks": 1, - "marquee-direction": 1, - "marquee-play-count": 1, - "marquee-speed": 1, - "marquee-style": 1, - "max-height": 1, - "max-width": 1, - "min-height": 1, - "min-width": 1, - "move-to": 1, - "nav-down": 1, - "nav-index": 1, - "nav-left": 1, - "nav-right": 1, - "nav-up": 1, - "opacity": 1, - "orphans": 1, - "outline": 1, - "outline-color": 1, - "outline-offset": 1, - "outline-style": 1, - "outline-width": 1, - "overflow": 1, - "overflow-style": 1, - "overflow-x": 1, - "overflow-y": 1, - "padding": 1, - "padding-bottom": 1, - "padding-left": 1, - "padding-right": 1, - "padding-top": 1, - "page": 1, - "page-break-after": 1, - "page-break-before": 1, - "page-break-inside": 1, - "page-policy": 1, - "pause": 1, - "pause-after": 1, - "pause-before": 1, - "perspective": 1, - "perspective-origin": 1, - "phonemes": 1, - "pitch": 1, - "pitch-range": 1, - "play-during": 1, - "position": 1, - "presentation-level": 1, - "punctuation-trim": 1, - "quotes": 1, - "rendering-intent": 1, - "resize": 1, - "rest": 1, - "rest-after": 1, - "rest-before": 1, - "richness": 1, - "right": 1, - "rotation": 1, - "rotation-point": 1, - "ruby-align": 1, - "ruby-overhang": 1, - "ruby-position": 1, - "ruby-span": 1, - "size": 1, - "speak": 1, - "speak-header": 1, - "speak-numeral": 1, - "speak-punctuation": 1, - "speech-rate": 1, - "stress": 1, - "string-set": 1, - "table-layout": 1, - "target": 1, - "target-name": 1, - "target-new": 1, - "target-position": 1, - "text-align": 1, - "text-align-last": 1, - "text-decoration": 1, - "text-emphasis": 1, - "text-height": 1, - "text-indent": 1, - "text-justify": 1, - "text-outline": 1, - "text-shadow": 1, - "text-transform": 1, - "text-wrap": 1, - "top": 1, - "transform": 1, - "transform-origin": 1, - "transform-style": 1, - "transition": 1, - "transition-delay": 1, - "transition-duration": 1, - "transition-property": 1, - "transition-timing-function": 1, - "unicode-bidi": 1, - "user-modify": 1, - "user-select": 1, - "vertical-align": 1, - "visibility": 1, - "voice-balance": 1, - "voice-duration": 1, - "voice-family": 1, - "voice-pitch": 1, - "voice-pitch-range": 1, - "voice-rate": 1, - "voice-stress": 1, - "voice-volume": 1, - "volume": 1, - "white-space": 1, - "white-space-collapse": 1, - "widows": 1, - "width": 1, - "word-break": 1, - "word-spacing": 1, - "word-wrap": 1, - "z-index": 1, - - //IE - "filter": 1, - "zoom": 1, - - //@font-face - "src": 1 - }; + var rule = this; parser.addListener("property", function(event){ var name = event.property.text.toLowerCase(); + // the check is handled entirely by the parser-lib (https://github.com/nzakas/parser-lib) if (event.invalid) { reporter.report(event.invalid.message, event.line, event.col, rule); } - //if (!properties[name] && name.charAt(0) != "-"){ - // reporter.error("Unknown property '" + event.property + "'.", event.line, event.col, rule); - //} }); } @@ -8757,4 +8516,4 @@ CSSLint.addRule({ exports.CSSLint = CSSLint; -}); \ No newline at end of file +}); diff --git a/lib/ace/mode/javascript/jshint.js b/lib/ace/mode/javascript/jshint.js index 97ee04d2..78159266 100644 --- a/lib/ace/mode/javascript/jshint.js +++ b/lib/ace/mode/javascript/jshint.js @@ -2,41 +2,39 @@ define(function(require, exports, module) { /*! * JSHint, by JSHint Community. * - * Licensed under the same slightly modified MIT license that JSLint is. - * It stops evil-doers everywhere. + * This file (and this file only) is licensed under the same slightly modified + * MIT license that JSLint is. It stops evil-doers everywhere. * * JSHint is a derivative work of JSLint: * - * Copyright (c) 2002 Douglas Crockford (www.JSLint.com) + * Copyright (c) 2002 Douglas Crockford (www.JSLint.com) * - * Permission is hereby granted, free of charge, to any person obtaining - * a copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom - * the Software is furnished to do so, subject to the following conditions: + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom + * the Software is furnished to do so, subject to the following conditions: * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. * - * The Software shall be used for Good, not Evil. + * The Software shall be used for Good, not Evil. * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * JSHint was forked from the 2010-12-16 edition of JSLint. + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. * */ /* JSHINT is a global function. It takes two parameters. - var myResult = JSHINT(source, option); + var myResult = JSHINT(source, option); The first parameter is either a string or an array of strings. If it is a string, it will be split on '\n' or '\r'. If it is an array of strings, it @@ -56,15 +54,15 @@ define(function(require, exports, module) { JSHINT.errors is an array of objects containing these members: { - line : The line (relative to 1) at which the lint was found - character : The character (relative to 1) at which the lint was found - reason : The problem - evidence : The text line in which the problem occurred - raw : The raw message before the details were inserted - a : The first detail - b : The second detail - c : The third detail - d : The fourth detail + line : The line (relative to 1) at which the lint was found + character : The character (relative to 1) at which the lint was found + reason : The problem + evidence : The text line in which the problem occurred + raw : The raw message before the details were inserted + a : The first detail + b : The second detail + c : The third detail + d : The fourth detail } If a fatal error was found, a null will be the last element of the @@ -72,72 +70,72 @@ define(function(require, exports, module) { You can request a data structure which contains JSHint's results. - var myData = JSHINT.data(); + var myData = JSHINT.data(); It returns a structure with this form: { - errors: [ - { - line: NUMBER, - character: NUMBER, - reason: STRING, - evidence: STRING - } - ], - functions: [ - name: STRING, - line: NUMBER, - character: NUMBER, - last: NUMBER, - lastcharacter: NUMBER, - param: [ - STRING - ], - closure: [ - STRING - ], - var: [ - STRING - ], - exception: [ - STRING - ], - outer: [ - STRING - ], - unused: [ - STRING - ], - global: [ - STRING - ], - label: [ - STRING - ] - ], - globals: [ - STRING - ], - member: { - STRING: NUMBER - }, - unused: [ - { - name: STRING, - line: NUMBER - } - ], - implieds: [ - { - name: STRING, - line: NUMBER - } - ], - urls: [ - STRING - ], - json: BOOLEAN + errors: [ + { + line: NUMBER, + character: NUMBER, + reason: STRING, + evidence: STRING + } + ], + functions: [ + name: STRING, + line: NUMBER, + character: NUMBER, + last: NUMBER, + lastcharacter: NUMBER, + param: [ + STRING + ], + closure: [ + STRING + ], + var: [ + STRING + ], + exception: [ + STRING + ], + outer: [ + STRING + ], + unused: [ + STRING + ], + global: [ + STRING + ], + label: [ + STRING + ] + ], + globals: [ + STRING + ], + member: { + STRING: NUMBER + }, + unused: [ + { + name: STRING, + line: NUMBER + } + ], + implieds: [ + { + name: STRING, + line: NUMBER + } + ], + urls: [ + STRING + ], + json: BOOLEAN } Empty arrays will not be included. @@ -222,7 +220,7 @@ define(function(require, exports, module) { Uint32Array, Uint8Array, undef, undefs, unused, urls, validthis, value, valueOf, var, vars, version, verifyMaxParametersPerFunction, verifyMaxStatementsPerFunction, verifyMaxComplexityPerFunction, verifyMaxNestedBlockDepthPerFunction, WebSocket, withstmt, white, - window, windows, Worker, worker, wsh*/ + window, windows, Worker, worker, wsh, yui, YUI, Y, YUI_config*/ /*global exports: false */ @@ -231,1888 +229,1907 @@ define(function(require, exports, module) { // value is the JSHINT function itself. var JSHINT = (function () { - "use strict"; + "use strict"; - var anonname, // The guessed name for anonymous functions. + var anonname, // The guessed name for anonymous functions. // These are operators that should not be used with the ! operator. - bang = { - "<" : true, - "<=" : true, - "==" : true, - "===": true, - "!==": true, - "!=" : true, - ">" : true, - ">=" : true, - "+" : true, - "-" : true, - "*" : true, - "/" : true, - "%" : true - }, - - // These are the JSHint boolean options. - boolOptions = { - asi : true, // if automatic semicolon insertion should be tolerated - bitwise : true, // if bitwise operators should not be allowed - boss : true, // if advanced usage of assignments should be allowed - browser : true, // if the standard browser globals should be predefined - camelcase : true, // if identifiers should be required in camel case - couch : true, // if CouchDB globals should be predefined - curly : true, // if curly braces around all blocks should be required - debug : true, // if debugger statements should be allowed - devel : true, // if logging globals should be predefined (console, - // alert, etc.) - dojo : true, // if Dojo Toolkit globals should be predefined - eqeqeq : true, // if === should be required - eqnull : true, // if == null comparisons should be tolerated - es5 : true, // if ES5 syntax should be allowed - esnext : true, // if es.next specific syntax should be allowed - evil : true, // if eval should be allowed - expr : true, // if ExpressionStatement should be allowed as Programs - forin : true, // if for in statements must filter - funcscope : true, // if only function scope should be used for scope tests - globalstrict: true, // if global "use strict"; should be allowed (also - // enables 'strict') - immed : true, // if immediate invocations must be wrapped in parens - iterator : true, // if the `__iterator__` property should be allowed - jquery : true, // if jQuery globals should be predefined - lastsemic : true, // if semicolons may be ommitted for the trailing - // statements inside of a one-line blocks. - latedef : true, // if the use before definition should not be tolerated - laxbreak : true, // if line breaks should not be checked - laxcomma : true, // if line breaks should not be checked around commas - loopfunc : true, // if functions should be allowed to be defined within - // loops - mootools : true, // if MooTools globals should be predefined - multistr : true, // allow multiline strings - newcap : true, // if constructor names must be capitalized - noarg : true, // if arguments.caller and arguments.callee should be - // disallowed - node : true, // if the Node.js environment globals should be - // predefined - noempty : true, // if empty blocks should be disallowed - nonew : true, // if using `new` for side-effects should be disallowed - nonstandard : true, // if non-standard (but widely adopted) globals should - // be predefined - nomen : true, // if names should be checked - onevar : true, // if only one var statement per function should be - // allowed - onecase : true, // if one case switch statements should be allowed - passfail : true, // if the scan should stop on first error - plusplus : true, // if increment/decrement should not be allowed - proto : true, // if the `__proto__` property should be allowed - prototypejs : true, // if Prototype and Scriptaculous globals should be - // predefined - regexdash : true, // if unescaped first/last dash (-) inside brackets - // should be tolerated - regexp : true, // if the . should not be allowed in regexp literals - rhino : true, // if the Rhino environment globals should be predefined - undef : true, // if variables should be declared before used - unused : true, // if variables should be always used - scripturl : true, // if script-targeted URLs should be tolerated - shadow : true, // if variable shadowing should be tolerated - smarttabs : true, // if smarttabs should be tolerated - // (http://www.emacswiki.org/emacs/SmartTabs) - strict : true, // require the "use strict"; pragma - sub : true, // if all forms of subscript notation are tolerated - supernew : true, // if `new function () { ... };` and `new Object;` - // should be tolerated - trailing : true, // if trailing whitespace rules apply - validthis : true, // if 'this' inside a non-constructor function is valid. - // This is a function scoped option only. - withstmt : true, // if with statements should be allowed - white : true, // if strict whitespace rules apply - worker : true, // if Web Worker script symbols should be allowed - wsh : true // if the Windows Scripting Host environment globals - // should be predefined - }, - - // These are the JSHint options that can take any value - // (we use this object to detect invalid options) - valOptions = { - maxlen : false, - indent : false, - maxerr : false, - predef : false, - quotmark : false, //'single'|'double'|true - scope : false, - maxstatements: false, // {int} max statements per function - maxdepth : false, // {int} max nested block depth per function - maxparams : false, // {int} max params per function - maxcomplexity: false // {int} max cyclomatic complexity per function - }, - - // These are JSHint boolean options which are shared with JSLint - // where the definition in JSHint is opposite JSLint - invertedOptions = { - bitwise : true, - forin : true, - newcap : true, - nomen : true, - plusplus : true, - regexp : true, - undef : true, - white : true, - - // Inverted and renamed, use JSHint name here - eqeqeq : true, - onevar : true - }, - - // These are JSHint boolean options which are shared with JSLint - // where the name has been changed but the effect is unchanged - renamedOptions = { - eqeq : "eqeqeq", - vars : "onevar", - windows : "wsh" - }, - - - // browser contains a set of global names which are commonly provided by a - // web browser environment. - browser = { - ArrayBuffer : false, - ArrayBufferView : false, - Audio : false, - Blob : false, - addEventListener : false, - applicationCache : false, - atob : false, - blur : false, - btoa : false, - clearInterval : false, - clearTimeout : false, - close : false, - closed : false, - DataView : false, - DOMParser : false, - defaultStatus : false, - document : false, - event : false, - FileReader : false, - Float32Array : false, - Float64Array : false, - FormData : false, - focus : false, - frames : false, - getComputedStyle : false, - HTMLElement : false, - HTMLAnchorElement : false, - HTMLBaseElement : false, - HTMLBlockquoteElement : false, - HTMLBodyElement : false, - HTMLBRElement : false, - HTMLButtonElement : false, - HTMLCanvasElement : false, - HTMLDirectoryElement : false, - HTMLDivElement : false, - HTMLDListElement : false, - HTMLFieldSetElement : false, - HTMLFontElement : false, - HTMLFormElement : false, - HTMLFrameElement : false, - HTMLFrameSetElement : false, - HTMLHeadElement : false, - HTMLHeadingElement : false, - HTMLHRElement : false, - HTMLHtmlElement : false, - HTMLIFrameElement : false, - HTMLImageElement : false, - HTMLInputElement : false, - HTMLIsIndexElement : false, - HTMLLabelElement : false, - HTMLLayerElement : false, - HTMLLegendElement : false, - HTMLLIElement : false, - HTMLLinkElement : false, - HTMLMapElement : false, - HTMLMenuElement : false, - HTMLMetaElement : false, - HTMLModElement : false, - HTMLObjectElement : false, - HTMLOListElement : false, - HTMLOptGroupElement : false, - HTMLOptionElement : false, - HTMLParagraphElement : false, - HTMLParamElement : false, - HTMLPreElement : false, - HTMLQuoteElement : false, - HTMLScriptElement : false, - HTMLSelectElement : false, - HTMLStyleElement : false, - HTMLTableCaptionElement : false, - HTMLTableCellElement : false, - HTMLTableColElement : false, - HTMLTableElement : false, - HTMLTableRowElement : false, - HTMLTableSectionElement : false, - HTMLTextAreaElement : false, - HTMLTitleElement : false, - HTMLUListElement : false, - HTMLVideoElement : false, - history : false, - Int16Array : false, - Int32Array : false, - Int8Array : false, - Image : false, - length : false, - localStorage : false, - location : false, - MessageChannel : false, - MessageEvent : false, - MessagePort : false, - moveBy : false, - moveTo : false, - MutationObserver : false, - name : false, - Node : false, - NodeFilter : false, - navigator : false, - onbeforeunload : true, - onblur : true, - onerror : true, - onfocus : true, - onload : true, - onresize : true, - onunload : true, - open : false, - openDatabase : false, - opener : false, - Option : false, - parent : false, - print : false, - removeEventListener : false, - resizeBy : false, - resizeTo : false, - screen : false, - scroll : false, - scrollBy : false, - scrollTo : false, - sessionStorage : false, - setInterval : false, - setTimeout : false, - SharedWorker : false, - status : false, - top : false, - Uint16Array : false, - Uint32Array : false, - Uint8Array : false, - WebSocket : false, - window : false, - Worker : false, - XMLHttpRequest : false, - XMLSerializer : false, - XPathEvaluator : false, - XPathException : false, - XPathExpression : false, - XPathNamespace : false, - XPathNSResolver : false, - XPathResult : false - }, - - couch = { - "require" : false, - respond : false, - getRow : false, - emit : false, - send : false, - start : false, - sum : false, - log : false, - exports : false, - module : false, - provides : false - }, - - declared, // Globals that were declared using /*global ... */ syntax. - - devel = { - alert : false, - confirm : false, - console : false, - Debug : false, - opera : false, - prompt : false - }, - - dojo = { - dojo : false, - dijit : false, - dojox : false, - define : false, - "require" : false - }, - - funct, // The current function - - functionicity = [ - "closure", "exception", "global", "label", - "outer", "unused", "var" - ], - - functions, // All of the functions - - global, // The global scope - implied, // Implied globals - inblock, - indent, - jsonmode, - - jquery = { - "$" : false, - jQuery : false - }, - - lines, - lookahead, - member, - membersOnly, - - mootools = { - "$" : false, - "$$" : false, - Asset : false, - Browser : false, - Chain : false, - Class : false, - Color : false, - Cookie : false, - Core : false, - Document : false, - DomReady : false, - DOMEvent : false, - DOMReady : false, - Drag : false, - Element : false, - Elements : false, - Event : false, - Events : false, - Fx : false, - Group : false, - Hash : false, - HtmlTable : false, - Iframe : false, - IframeShim : false, - InputValidator : false, - instanceOf : false, - Keyboard : false, - Locale : false, - Mask : false, - MooTools : false, - Native : false, - Options : false, - OverText : false, - Request : false, - Scroller : false, - Slick : false, - Slider : false, - Sortables : false, - Spinner : false, - Swiff : false, - Tips : false, - Type : false, - typeOf : false, - URI : false, - Window : false - }, - - nexttoken, - - node = { - __filename : false, - __dirname : false, - Buffer : false, - console : false, - exports : true, // In Node it is ok to exports = module.exports = foo(); - GLOBAL : false, - global : false, - module : false, - process : false, - require : false, - setTimeout : false, - clearTimeout : false, - setInterval : false, - clearInterval : false - }, - - noreach, - option, - predefined, // Global variables defined by option - prereg, - prevtoken, - - prototypejs = { - "$" : false, - "$$" : false, - "$A" : false, - "$F" : false, - "$H" : false, - "$R" : false, - "$break" : false, - "$continue" : false, - "$w" : false, - Abstract : false, - Ajax : false, - Class : false, - Enumerable : false, - Element : false, - Event : false, - Field : false, - Form : false, - Hash : false, - Insertion : false, - ObjectRange : false, - PeriodicalExecuter: false, - Position : false, - Prototype : false, - Selector : false, - Template : false, - Toggle : false, - Try : false, - Autocompleter : false, - Builder : false, - Control : false, - Draggable : false, - Draggables : false, - Droppables : false, - Effect : false, - Sortable : false, - SortableObserver : false, - Sound : false, - Scriptaculous : false - }, - - quotmark, - - rhino = { - defineClass : false, - deserialize : false, - gc : false, - help : false, - importPackage: false, - "java" : false, - load : false, - loadClass : false, - print : false, - quit : false, - readFile : false, - readUrl : false, - runCommand : false, - seal : false, - serialize : false, - spawn : false, - sync : false, - toint32 : false, - version : false - }, - - scope, // The current scope - stack, - - // standard contains the global names that are provided by the - // ECMAScript standard. - standard = { - Array : false, - Boolean : false, - Date : false, - decodeURI : false, - decodeURIComponent : false, - encodeURI : false, - encodeURIComponent : false, - Error : false, - "eval" : false, - EvalError : false, - Function : false, - hasOwnProperty : false, - isFinite : false, - isNaN : false, - JSON : false, - Map : false, - Math : false, - NaN : false, - Number : false, - Object : false, - parseInt : false, - parseFloat : false, - RangeError : false, - ReferenceError : false, - RegExp : false, - Set : false, - String : false, - SyntaxError : false, - TypeError : false, - URIError : false, - WeakMap : false - }, - - // widely adopted global names that are not part of ECMAScript standard - nonstandard = { - escape : false, - unescape : false - }, - - directive, - syntax = {}, - tab, - token, - unuseds, - urls, - useESNextSyntax, - warnings, - - worker = { - importScripts : true, - postMessage : true, - self : true - }, - - wsh = { - ActiveXObject : true, - Enumerator : true, - GetObject : true, - ScriptEngine : true, - ScriptEngineBuildVersion : true, - ScriptEngineMajorVersion : true, - ScriptEngineMinorVersion : true, - VBArray : true, - WSH : true, - WScript : true, - XDomainRequest : true - }; - - // Regular expressions. Some of these are stupidly long. - var ax, cx, tx, nx, nxg, lx, ix, jx, ft; - (function () { - /*jshint maxlen:300 */ - - // unsafe comment or string - ax = /@cc|<\/?|script|\]\s*\]|<\s*!|</i; - - // unsafe characters that are silently deleted by one or more browsers - cx = /[\u0000-\u001f\u007f-\u009f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/; - - // token - tx = /^\s*([(){}\[.,:;'"~\?\]#@]|==?=?|\/=(?!(\S*\/[gim]?))|\/(\*(jshint|jslint|members?|global)?|\/)?|\*[\/=]?|\+(?:=|\++)?|-(?:=|-+)?|%=?|&[&=]?|\|[|=]?|>>?>?=?|<([\/=!]|\!(\[|--)?|<=?)?|\^=?|\!=?=?|[a-zA-Z_$][a-zA-Z0-9_$]*|[0-9]+([xX][0-9a-fA-F]+|\.[0-9]*)?([eE][+\-]?[0-9]+)?)/; - - // characters in strings that need escapement - nx = /[\u0000-\u001f&<"\/\\\u007f-\u009f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/; - nxg = /[\u0000-\u001f&<"\/\\\u007f-\u009f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g; - - // star slash - lx = /\*\//; - - // identifier - ix = /^([a-zA-Z_$][a-zA-Z0-9_$]*)$/; - - // javascript url - jx = /^(?:javascript|jscript|ecmascript|vbscript|mocha|livescript)\s*:/i; - - // catches /* falls through */ comments - ft = /^\s*\/\*\s*falls\sthrough\s*\*\/\s*$/; - }()); - - function F() {} // Used by Object.create - - function is_own(object, name) { - // The object.hasOwnProperty method fails when the property under consideration - // is named 'hasOwnProperty'. So we have to use this more convoluted form. - return Object.prototype.hasOwnProperty.call(object, name); - } - - function checkOption(name, t) { - if (valOptions[name] === undefined && boolOptions[name] === undefined) { - warning("Bad option: '" + name + "'.", t); - } - } - - function isString(obj) { - return Object.prototype.toString.call(obj) === "[object String]"; - } - - // Provide critical ES5 functions to ES3. - - if (typeof Array.isArray !== "function") { - Array.isArray = function (o) { - return Object.prototype.toString.apply(o) === "[object Array]"; - }; - } - - if (!Array.prototype.forEach) { - Array.prototype.forEach = function (fn, scope) { - var len = this.length; - - for (var i = 0; i < len; i++) { - fn.call(scope || this, this[i], i, this); - } - }; - } - - if (!Array.prototype.indexOf) { - Array.prototype.indexOf = function (searchElement /*, fromIndex */ ) { - if (this === null || this === undefined) { - throw new TypeError(); - } - - var t = new Object(this); - var len = t.length >>> 0; - - if (len === 0) { - return -1; - } - - var n = 0; - if (arguments.length > 0) { - n = Number(arguments[1]); - if (n != n) { // shortcut for verifying if it's NaN - n = 0; - } else if (n !== 0 && n != Infinity && n != -Infinity) { - n = (n > 0 || -1) * Math.floor(Math.abs(n)); - } - } - - if (n >= len) { - return -1; - } - - var k = n >= 0 ? n : Math.max(len - Math.abs(n), 0); - for (; k < len; k++) { - if (k in t && t[k] === searchElement) { - return k; - } - } - - return -1; - }; - } - - if (typeof Object.create !== "function") { - Object.create = function (o) { - F.prototype = o; - return new F(); - }; - } - - if (typeof Object.keys !== "function") { - Object.keys = function (o) { - var a = [], k; - for (k in o) { - if (is_own(o, k)) { - a.push(k); - } - } - return a; - }; - } - - // Non standard methods - - function isAlpha(str) { - return (str >= "a" && str <= "z\uffff") || - (str >= "A" && str <= "Z\uffff"); - } - - function isDigit(str) { - return (str >= "0" && str <= "9"); - } - - function isIdentifier(token, value) { - if (!token) - return false; - - if (!token.identifier || token.value !== value) - return false; - - return true; - } - - function supplant(str, data) { - return str.replace(/\{([^{}]*)\}/g, function (a, b) { - var r = data[b]; - return typeof r === "string" || typeof r === "number" ? r : a; - }); - } - - function combine(t, o) { - var n; - for (n in o) { - if (is_own(o, n) && !is_own(JSHINT.blacklist, n)) { - t[n] = o[n]; - } - } - } - - function updatePredefined() { - Object.keys(JSHINT.blacklist).forEach(function (key) { - delete predefined[key]; - }); - } - - function assume() { - if (option.couch) { - combine(predefined, couch); - } - - if (option.rhino) { - combine(predefined, rhino); - } - - if (option.prototypejs) { - combine(predefined, prototypejs); - } - - if (option.node) { - combine(predefined, node); - option.globalstrict = true; - } - - if (option.devel) { - combine(predefined, devel); - } - - if (option.dojo) { - combine(predefined, dojo); - } - - if (option.browser) { - combine(predefined, browser); - } - - if (option.nonstandard) { - combine(predefined, nonstandard); - } - - if (option.jquery) { - combine(predefined, jquery); - } - - if (option.mootools) { - combine(predefined, mootools); - } - - if (option.worker) { - combine(predefined, worker); - } - - if (option.wsh) { - combine(predefined, wsh); - } - - if (option.esnext) { - useESNextSyntax(); - } - - if (option.globalstrict && option.strict !== false) { - option.strict = true; - } - } - - - // Produce an error warning. - function quit(message, line, chr) { - var percentage = Math.floor((line / lines.length) * 100); - - throw { - name: "JSHintError", - line: line, - character: chr, - message: message + " (" + percentage + "% scanned).", - raw: message - }; - } - - function isundef(scope, m, t, a) { - return JSHINT.undefs.push([scope, m, t, a]); - } - - function warning(m, t, a, b, c, d) { - var ch, l, w; - t = t || nexttoken; - if (t.id === "(end)") { // `~ - t = token; - } - l = t.line || 0; - ch = t.from || 0; - w = { - id: "(error)", - raw: m, - evidence: lines[l - 1] || "", - line: l, - character: ch, - scope: JSHINT.scope, - a: a, - b: b, - c: c, - d: d - }; - w.reason = supplant(m, w); - JSHINT.errors.push(w); - if (option.passfail) { - quit("Stopping. ", l, ch); - } - warnings += 1; - if (warnings >= option.maxerr) { - quit("Too many errors.", l, ch); - } - return w; - } - - function warningAt(m, l, ch, a, b, c, d) { - return warning(m, { - line: l, - from: ch - }, a, b, c, d); - } - - function error(m, t, a, b, c, d) { - warning(m, t, a, b, c, d); - } - - function errorAt(m, l, ch, a, b, c, d) { - return error(m, { - line: l, - from: ch - }, a, b, c, d); - } - - // Tracking of "internal" scripts, like eval containing a static string - function addInternalSrc(elem, src) { - var i; - i = { - id: "(internal)", - elem: elem, - value: src - }; - JSHINT.internals.push(i); - return i; - } + bang = { + "<" : true, + "<=" : true, + "==" : true, + "===": true, + "!==": true, + "!=" : true, + ">" : true, + ">=" : true, + "+" : true, + "-" : true, + "*" : true, + "/" : true, + "%" : true + }, + + // These are the JSHint boolean options. + boolOptions = { + asi : true, // if automatic semicolon insertion should be tolerated + bitwise : true, // if bitwise operators should not be allowed + boss : true, // if advanced usage of assignments should be allowed + browser : true, // if the standard browser globals should be predefined + camelcase : true, // if identifiers should be required in camel case + couch : true, // if CouchDB globals should be predefined + curly : true, // if curly braces around all blocks should be required + debug : true, // if debugger statements should be allowed + devel : true, // if logging globals should be predefined (console, + // alert, etc.) + dojo : true, // if Dojo Toolkit globals should be predefined + eqeqeq : true, // if === should be required + eqnull : true, // if == null comparisons should be tolerated + es5 : true, // if ES5 syntax should be allowed + esnext : true, // if es.next specific syntax should be allowed + evil : true, // if eval should be allowed + expr : true, // if ExpressionStatement should be allowed as Programs + forin : true, // if for in statements must filter + funcscope : true, // if only function scope should be used for scope tests + globalstrict: true, // if global "use strict"; should be allowed (also + // enables 'strict') + immed : true, // if immediate invocations must be wrapped in parens + iterator : true, // if the `__iterator__` property should be allowed + jquery : true, // if jQuery globals should be predefined + lastsemic : true, // if semicolons may be ommitted for the trailing + // statements inside of a one-line blocks. + latedef : true, // if the use before definition should not be tolerated + laxbreak : true, // if line breaks should not be checked + laxcomma : true, // if line breaks should not be checked around commas + loopfunc : true, // if functions should be allowed to be defined within + // loops + mootools : true, // if MooTools globals should be predefined + multistr : true, // allow multiline strings + newcap : true, // if constructor names must be capitalized + noarg : true, // if arguments.caller and arguments.callee should be + // disallowed + node : true, // if the Node.js environment globals should be + // predefined + noempty : true, // if empty blocks should be disallowed + nonew : true, // if using `new` for side-effects should be disallowed + nonstandard : true, // if non-standard (but widely adopted) globals should + // be predefined + nomen : true, // if names should be checked + onevar : true, // if only one var statement per function should be + // allowed + onecase : true, // if one case switch statements should be allowed + passfail : true, // if the scan should stop on first error + plusplus : true, // if increment/decrement should not be allowed + proto : true, // if the `__proto__` property should be allowed + prototypejs : true, // if Prototype and Scriptaculous globals should be + // predefined + regexdash : true, // if unescaped first/last dash (-) inside brackets + // should be tolerated + regexp : true, // if the . should not be allowed in regexp literals + rhino : true, // if the Rhino environment globals should be predefined + undef : true, // if variables should be declared before used + unused : true, // if variables should be always used + scripturl : true, // if script-targeted URLs should be tolerated + shadow : true, // if variable shadowing should be tolerated + smarttabs : true, // if smarttabs should be tolerated + // (http://www.emacswiki.org/emacs/SmartTabs) + strict : true, // require the "use strict"; pragma + sub : true, // if all forms of subscript notation are tolerated + supernew : true, // if `new function () { ... };` and `new Object;` + // should be tolerated + trailing : true, // if trailing whitespace rules apply + validthis : true, // if 'this' inside a non-constructor function is valid. + // This is a function scoped option only. + withstmt : true, // if with statements should be allowed + white : true, // if strict whitespace rules apply + worker : true, // if Web Worker script symbols should be allowed + wsh : true, // if the Windows Scripting Host environment globals + // should be predefined + yui : true // YUI variables should be predefined + }, + + // These are the JSHint options that can take any value + // (we use this object to detect invalid options) + valOptions = { + maxlen : false, + indent : false, + maxerr : false, + predef : false, + quotmark : false, //'single'|'double'|true + scope : false, + maxstatements: false, // {int} max statements per function + maxdepth : false, // {int} max nested block depth per function + maxparams : false, // {int} max params per function + maxcomplexity: false // {int} max cyclomatic complexity per function + }, + + // These are JSHint boolean options which are shared with JSLint + // where the definition in JSHint is opposite JSLint + invertedOptions = { + bitwise : true, + forin : true, + newcap : true, + nomen : true, + plusplus : true, + regexp : true, + undef : true, + white : true, + + // Inverted and renamed, use JSHint name here + eqeqeq : true, + onevar : true + }, + + // These are JSHint boolean options which are shared with JSLint + // where the name has been changed but the effect is unchanged + renamedOptions = { + eqeq : "eqeqeq", + vars : "onevar", + windows : "wsh" + }, + + + // browser contains a set of global names which are commonly provided by a + // web browser environment. + browser = { + ArrayBuffer : false, + ArrayBufferView : false, + Audio : false, + Blob : false, + addEventListener : false, + applicationCache : false, + atob : false, + blur : false, + btoa : false, + clearInterval : false, + clearTimeout : false, + close : false, + closed : false, + DataView : false, + DOMParser : false, + defaultStatus : false, + document : false, + event : false, + FileReader : false, + Float32Array : false, + Float64Array : false, + FormData : false, + focus : false, + frames : false, + getComputedStyle : false, + HTMLElement : false, + HTMLAnchorElement : false, + HTMLBaseElement : false, + HTMLBlockquoteElement : false, + HTMLBodyElement : false, + HTMLBRElement : false, + HTMLButtonElement : false, + HTMLCanvasElement : false, + HTMLDirectoryElement : false, + HTMLDivElement : false, + HTMLDListElement : false, + HTMLFieldSetElement : false, + HTMLFontElement : false, + HTMLFormElement : false, + HTMLFrameElement : false, + HTMLFrameSetElement : false, + HTMLHeadElement : false, + HTMLHeadingElement : false, + HTMLHRElement : false, + HTMLHtmlElement : false, + HTMLIFrameElement : false, + HTMLImageElement : false, + HTMLInputElement : false, + HTMLIsIndexElement : false, + HTMLLabelElement : false, + HTMLLayerElement : false, + HTMLLegendElement : false, + HTMLLIElement : false, + HTMLLinkElement : false, + HTMLMapElement : false, + HTMLMenuElement : false, + HTMLMetaElement : false, + HTMLModElement : false, + HTMLObjectElement : false, + HTMLOListElement : false, + HTMLOptGroupElement : false, + HTMLOptionElement : false, + HTMLParagraphElement : false, + HTMLParamElement : false, + HTMLPreElement : false, + HTMLQuoteElement : false, + HTMLScriptElement : false, + HTMLSelectElement : false, + HTMLStyleElement : false, + HTMLTableCaptionElement : false, + HTMLTableCellElement : false, + HTMLTableColElement : false, + HTMLTableElement : false, + HTMLTableRowElement : false, + HTMLTableSectionElement : false, + HTMLTextAreaElement : false, + HTMLTitleElement : false, + HTMLUListElement : false, + HTMLVideoElement : false, + history : false, + Int16Array : false, + Int32Array : false, + Int8Array : false, + Image : false, + length : false, + localStorage : false, + location : false, + MessageChannel : false, + MessageEvent : false, + MessagePort : false, + moveBy : false, + moveTo : false, + MutationObserver : false, + name : false, + Node : false, + NodeFilter : false, + navigator : false, + onbeforeunload : true, + onblur : true, + onerror : true, + onfocus : true, + onload : true, + onresize : true, + onunload : true, + open : false, + openDatabase : false, + opener : false, + Option : false, + parent : false, + print : false, + removeEventListener : false, + resizeBy : false, + resizeTo : false, + screen : false, + scroll : false, + scrollBy : false, + scrollTo : false, + sessionStorage : false, + setInterval : false, + setTimeout : false, + SharedWorker : false, + status : false, + top : false, + Uint16Array : false, + Uint32Array : false, + Uint8Array : false, + WebSocket : false, + window : false, + Worker : false, + XMLHttpRequest : false, + XMLSerializer : false, + XPathEvaluator : false, + XPathException : false, + XPathExpression : false, + XPathNamespace : false, + XPathNSResolver : false, + XPathResult : false + }, + + couch = { + "require" : false, + respond : false, + getRow : false, + emit : false, + send : false, + start : false, + sum : false, + log : false, + exports : false, + module : false, + provides : false + }, + + declared, // Globals that were declared using /*global ... */ syntax. + + devel = { + alert : false, + confirm : false, + console : false, + Debug : false, + opera : false, + prompt : false + }, + + dojo = { + dojo : false, + dijit : false, + dojox : false, + define : false, + "require" : false + }, + + funct, // The current function + + functionicity = [ + "closure", "exception", "global", "label", + "outer", "unused", "var" + ], + + functions, // All of the functions + + global, // The global scope + implied, // Implied globals + inblock, + indent, + jsonmode, + + jquery = { + "$" : false, + jQuery : false + }, + + lines, + lookahead, + member, + membersOnly, + + mootools = { + "$" : false, + "$$" : false, + Asset : false, + Browser : false, + Chain : false, + Class : false, + Color : false, + Cookie : false, + Core : false, + Document : false, + DomReady : false, + DOMEvent : false, + DOMReady : false, + Drag : false, + Element : false, + Elements : false, + Event : false, + Events : false, + Fx : false, + Group : false, + Hash : false, + HtmlTable : false, + Iframe : false, + IframeShim : false, + InputValidator : false, + instanceOf : false, + Keyboard : false, + Locale : false, + Mask : false, + MooTools : false, + Native : false, + Options : false, + OverText : false, + Request : false, + Scroller : false, + Slick : false, + Slider : false, + Sortables : false, + Spinner : false, + Swiff : false, + Tips : false, + Type : false, + typeOf : false, + URI : false, + Window : false + }, + + nexttoken, + + node = { + __filename : false, + __dirname : false, + Buffer : false, + console : false, + exports : true, // In Node it is ok to exports = module.exports = foo(); + GLOBAL : false, + global : false, + module : false, + process : false, + require : false, + setTimeout : false, + clearTimeout : false, + setInterval : false, + clearInterval : false + }, + + noreach, + option, + predefined, // Global variables defined by option + prereg, + prevtoken, + + prototypejs = { + "$" : false, + "$$" : false, + "$A" : false, + "$F" : false, + "$H" : false, + "$R" : false, + "$break" : false, + "$continue" : false, + "$w" : false, + Abstract : false, + Ajax : false, + Class : false, + Enumerable : false, + Element : false, + Event : false, + Field : false, + Form : false, + Hash : false, + Insertion : false, + ObjectRange : false, + PeriodicalExecuter: false, + Position : false, + Prototype : false, + Selector : false, + Template : false, + Toggle : false, + Try : false, + Autocompleter : false, + Builder : false, + Control : false, + Draggable : false, + Draggables : false, + Droppables : false, + Effect : false, + Sortable : false, + SortableObserver : false, + Sound : false, + Scriptaculous : false + }, + + quotmark, + + rhino = { + defineClass : false, + deserialize : false, + gc : false, + help : false, + importPackage: false, + "java" : false, + load : false, + loadClass : false, + print : false, + quit : false, + readFile : false, + readUrl : false, + runCommand : false, + seal : false, + serialize : false, + spawn : false, + sync : false, + toint32 : false, + version : false + }, + + scope, // The current scope + stack, + + // standard contains the global names that are provided by the + // ECMAScript standard. + standard = { + Array : false, + Boolean : false, + Date : false, + decodeURI : false, + decodeURIComponent : false, + encodeURI : false, + encodeURIComponent : false, + Error : false, + "eval" : false, + EvalError : false, + Function : false, + hasOwnProperty : false, + isFinite : false, + isNaN : false, + JSON : false, + Map : false, + Math : false, + NaN : false, + Number : false, + Object : false, + parseInt : false, + parseFloat : false, + RangeError : false, + ReferenceError : false, + RegExp : false, + Set : false, + String : false, + SyntaxError : false, + TypeError : false, + URIError : false, + WeakMap : false + }, + + // widely adopted global names that are not part of ECMAScript standard + nonstandard = { + escape : false, + unescape : false + }, + + directive, + syntax = {}, + tab, + token, + unuseds, + urls, + useESNextSyntax, + warnings, + + worker = { + importScripts : true, + postMessage : true, + self : true + }, + + wsh = { + ActiveXObject : true, + Enumerator : true, + GetObject : true, + ScriptEngine : true, + ScriptEngineBuildVersion : true, + ScriptEngineMajorVersion : true, + ScriptEngineMinorVersion : true, + VBArray : true, + WSH : true, + WScript : true, + XDomainRequest : true + }, + + yui = { + YUI : false, + Y : false, + YUI_config : false + }; + // Regular expressions. Some of these are stupidly long. + var ax, cx, tx, nx, nxg, lx, ix, jx, ft; + (function () { + /*jshint maxlen:300 */ + + // unsafe comment or string + ax = /@cc|<\/?|script|\]\s*\]|<\s*!|</i; + + // unsafe characters that are silently deleted by one or more browsers + cx = /[\u0000-\u001f\u007f-\u009f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/; + + // token + tx = /^\s*([(){}\[.,:;'"~\?\]#@]|==?=?|\/=(?!(\S*\/[gim]?))|\/(\*(jshint|jslint|members?|global)?|\/)?|\*[\/=]?|\+(?:=|\++)?|-(?:=|-+)?|%=?|&[&=]?|\|[|=]?|>>?>?=?|<([\/=!]|\!(\[|--)?|<=?)?|\^=?|\!=?=?|[a-zA-Z_$][a-zA-Z0-9_$]*|[0-9]+([xX][0-9a-fA-F]+|\.[0-9]*)?([eE][+\-]?[0-9]+)?)/; + + // characters in strings that need escapement + nx = /[\u0000-\u001f&<"\/\\\u007f-\u009f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/; + nxg = /[\u0000-\u001f&<"\/\\\u007f-\u009f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g; + + // star slash + lx = /\*\//; + + // identifier + ix = /^([a-zA-Z_$][a-zA-Z0-9_$]*)$/; + + // javascript url + jx = /^(?:javascript|jscript|ecmascript|vbscript|mocha|livescript)\s*:/i; + + // catches /* falls through */ comments + ft = /^\s*\/\*\s*falls\sthrough\s*\*\/\s*$/; + }()); + + function F() {} // Used by Object.create + + function is_own(object, name) { + // The object.hasOwnProperty method fails when the property under consideration + // is named 'hasOwnProperty'. So we have to use this more convoluted form. + return Object.prototype.hasOwnProperty.call(object, name); + } + + function checkOption(name, t) { + if (valOptions[name] === undefined && boolOptions[name] === undefined) { + warning("Bad option: '" + name + "'.", t); + } + } + + function isString(obj) { + return Object.prototype.toString.call(obj) === "[object String]"; + } + + // Provide critical ES5 functions to ES3. + + if (typeof Array.isArray !== "function") { + Array.isArray = function (o) { + return Object.prototype.toString.apply(o) === "[object Array]"; + }; + } + + if (!Array.prototype.forEach) { + Array.prototype.forEach = function (fn, scope) { + var len = this.length; + + for (var i = 0; i < len; i++) { + fn.call(scope || this, this[i], i, this); + } + }; + } + + if (!Array.prototype.indexOf) { + Array.prototype.indexOf = function (searchElement /*, fromIndex */ ) { + if (this === null || this === undefined) { + throw new TypeError(); + } + + var t = new Object(this); + var len = t.length >>> 0; + + if (len === 0) { + return -1; + } + + var n = 0; + if (arguments.length > 0) { + n = Number(arguments[1]); + if (n != n) { // shortcut for verifying if it's NaN + n = 0; + } else if (n !== 0 && n != Infinity && n != -Infinity) { + n = (n > 0 || -1) * Math.floor(Math.abs(n)); + } + } + + if (n >= len) { + return -1; + } + + var k = n >= 0 ? n : Math.max(len - Math.abs(n), 0); + for (; k < len; k++) { + if (k in t && t[k] === searchElement) { + return k; + } + } + + return -1; + }; + } + + if (typeof Object.create !== "function") { + Object.create = function (o) { + F.prototype = o; + return new F(); + }; + } + + if (typeof Object.keys !== "function") { + Object.keys = function (o) { + var a = [], k; + for (k in o) { + if (is_own(o, k)) { + a.push(k); + } + } + return a; + }; + } + + // Non standard methods + + function isAlpha(str) { + return (str >= "a" && str <= "z\uffff") || + (str >= "A" && str <= "Z\uffff"); + } + + function isDigit(str) { + return (str >= "0" && str <= "9"); + } + + function isIdentifier(token, value) { + if (!token) + return false; + + if (!token.identifier || token.value !== value) + return false; + + return true; + } + + function supplant(str, data) { + return str.replace(/\{([^{}]*)\}/g, function (a, b) { + var r = data[b]; + return typeof r === "string" || typeof r === "number" ? r : a; + }); + } + + function combine(t, o) { + var n; + for (n in o) { + if (is_own(o, n) && !is_own(JSHINT.blacklist, n)) { + t[n] = o[n]; + } + } + } + + function updatePredefined() { + Object.keys(JSHINT.blacklist).forEach(function (key) { + delete predefined[key]; + }); + } + + function assume() { + if (option.couch) { + combine(predefined, couch); + } + + if (option.rhino) { + combine(predefined, rhino); + } + + if (option.prototypejs) { + combine(predefined, prototypejs); + } + + if (option.node) { + combine(predefined, node); + option.globalstrict = true; + } + + if (option.devel) { + combine(predefined, devel); + } + + if (option.dojo) { + combine(predefined, dojo); + } + + if (option.browser) { + combine(predefined, browser); + } + + if (option.nonstandard) { + combine(predefined, nonstandard); + } + + if (option.jquery) { + combine(predefined, jquery); + } + + if (option.mootools) { + combine(predefined, mootools); + } + + if (option.worker) { + combine(predefined, worker); + } + + if (option.wsh) { + combine(predefined, wsh); + } + + if (option.esnext) { + useESNextSyntax(); + } + + if (option.globalstrict && option.strict !== false) { + option.strict = true; + } + + if (option.yui) { + combine(predefined, yui); + } + } + + + // Produce an error warning. + function quit(message, line, chr) { + var percentage = Math.floor((line / lines.length) * 100); + + throw { + name: "JSHintError", + line: line, + character: chr, + message: message + " (" + percentage + "% scanned).", + raw: message + }; + } + + function isundef(scope, m, t, a) { + return JSHINT.undefs.push([scope, m, t, a]); + } + + function warning(m, t, a, b, c, d) { + var ch, l, w; + t = t || nexttoken; + if (t.id === "(end)") { // `~ + t = token; + } + l = t.line || 0; + ch = t.from || 0; + w = { + id: "(error)", + raw: m, + evidence: lines[l - 1] || "", + line: l, + character: ch, + scope: JSHINT.scope, + a: a, + b: b, + c: c, + d: d + }; + w.reason = supplant(m, w); + JSHINT.errors.push(w); + if (option.passfail) { + quit("Stopping. ", l, ch); + } + warnings += 1; + if (warnings >= option.maxerr) { + quit("Too many errors.", l, ch); + } + return w; + } + + function warningAt(m, l, ch, a, b, c, d) { + return warning(m, { + line: l, + from: ch + }, a, b, c, d); + } + + function error(m, t, a, b, c, d) { + warning(m, t, a, b, c, d); + } + + function errorAt(m, l, ch, a, b, c, d) { + return error(m, { + line: l, + from: ch + }, a, b, c, d); + } + + // Tracking of "internal" scripts, like eval containing a static string + function addInternalSrc(elem, src) { + var i; + i = { + id: "(internal)", + elem: elem, + value: src + }; + JSHINT.internals.push(i); + return i; + } // lexical analysis and token construction - var lex = (function lex() { - var character, from, line, s; + var lex = (function lex() { + var character, from, line, s; // Private lex methods - function nextLine() { - var at, - tw; // trailing whitespace check + function nextLine() { + var at, + match, + tw; // trailing whitespace check - if (line >= lines.length) - return false; + if (line >= lines.length) + return false; - character = 1; - s = lines[line]; - line += 1; + character = 1; + s = lines[line]; + line += 1; - // If smarttabs option is used check for spaces followed by tabs only. - // Otherwise check for any occurence of mixed tabs and spaces. - // Tabs and one space followed by block comment is allowed. - if (option.smarttabs) - at = s.search(/ \t/); - else - at = s.search(/ \t|\t [^\*]/); + // If smarttabs option is used check for spaces followed by tabs only. + // Otherwise check for any occurence of mixed tabs and spaces. + // Tabs and one space followed by block comment is allowed. + if (option.smarttabs) { + // negative look-behind for "//" + match = s.match(/(\/\/)? \t/); + at = match && !match[1] ? 0 : -1; + } else { + at = s.search(/ \t|\t [^\*]/); + } - if (at >= 0) - warningAt("Mixed spaces and tabs.", line, at + 1); + if (at >= 0) + warningAt("Mixed spaces and tabs.", line, at + 1); - s = s.replace(/\t/g, tab); - at = s.search(cx); + s = s.replace(/\t/g, tab); + at = s.search(cx); - if (at >= 0) - warningAt("Unsafe character.", line, at); + if (at >= 0) + warningAt("Unsafe character.", line, at); - if (option.maxlen && option.maxlen < s.length) - warningAt("Line too long.", line, s.length); + if (option.maxlen && option.maxlen < s.length) + warningAt("Line too long.", line, s.length); - // Check for trailing whitespaces - tw = option.trailing && s.match(/^(.*?)\s+$/); - if (tw && !/^\s+$/.test(s)) { - warningAt("Trailing whitespace.", line, tw[1].length + 1); - } - return true; - } + // Check for trailing whitespaces + tw = option.trailing && s.match(/^(.*?)\s+$/); + if (tw && !/^\s+$/.test(s)) { + warningAt("Trailing whitespace.", line, tw[1].length + 1); + } + return true; + } -// Produce a token object. The token inherits from a syntax symbol. +// Produce a token object. The token inherits from a syntax symbol. - function it(type, value) { - var i, t; + function it(type, value) { + var i, t; - function checkName(name) { - if (!option.proto && name === "__proto__") { - warningAt("The '{a}' property is deprecated.", line, from, name); - return; - } + function checkName(name) { + if (!option.proto && name === "__proto__") { + warningAt("The '{a}' property is deprecated.", line, from, name); + return; + } - if (!option.iterator && name === "__iterator__") { - warningAt("'{a}' is only available in JavaScript 1.7.", line, from, name); - return; - } + if (!option.iterator && name === "__iterator__") { + warningAt("'{a}' is only available in JavaScript 1.7.", line, from, name); + return; + } - // Check for dangling underscores unless we're in Node - // environment and this identifier represents built-in - // Node globals with underscores. + // Check for dangling underscores unless we're in Node + // environment and this identifier represents built-in + // Node globals with underscores. - var hasDangling = /^(_+.*|.*_+)$/.test(name); + var hasDangling = /^(_+.*|.*_+)$/.test(name); - if (option.nomen && hasDangling && name !== "_") { - if (option.node && token.id !== "." && /^(__dirname|__filename)$/.test(name)) - return; + if (option.nomen && hasDangling && name !== "_") { + if (option.node && token.id !== "." && /^(__dirname|__filename)$/.test(name)) + return; - warningAt("Unexpected {a} in '{b}'.", line, from, "dangling '_'", name); - return; - } + warningAt("Unexpected {a} in '{b}'.", line, from, "dangling '_'", name); + return; + } - // Check for non-camelcase names. Names like MY_VAR and - // _myVar are okay though. + // Check for non-camelcase names. Names like MY_VAR and + // _myVar are okay though. - if (option.camelcase) { - if (name.replace(/^_+/, "").indexOf("_") > -1 && !name.match(/^[A-Z0-9_]*$/)) { - warningAt("Identifier '{a}' is not in camel case.", line, from, value); - } - } - } + if (option.camelcase) { + if (name.replace(/^_+/, "").indexOf("_") > -1 && !name.match(/^[A-Z0-9_]*$/)) { + warningAt("Identifier '{a}' is not in camel case.", line, from, value); + } + } + } - if (type === "(color)" || type === "(range)") { - t = {type: type}; - } else if (type === "(punctuator)" || - (type === "(identifier)" && is_own(syntax, value))) { - t = syntax[value] || syntax["(error)"]; - } else { - t = syntax[type]; - } + if (type === "(color)" || type === "(range)") { + t = {type: type}; + } else if (type === "(punctuator)" || + (type === "(identifier)" && is_own(syntax, value))) { + t = syntax[value] || syntax["(error)"]; + } else { + t = syntax[type]; + } - t = Object.create(t); + t = Object.create(t); - if (type === "(string)" || type === "(range)") { - if (!option.scripturl && jx.test(value)) { - warningAt("Script URL.", line, from); - } - } + if (type === "(string)" || type === "(range)") { + if (!option.scripturl && jx.test(value)) { + warningAt("Script URL.", line, from); + } + } - if (type === "(identifier)") { - t.identifier = true; - checkName(value); - } + if (type === "(identifier)") { + t.identifier = true; + checkName(value); + } - t.value = value; - t.line = line; - t.character = character; - t.from = from; - i = t.id; - if (i !== "(endline)") { - prereg = i && - (("(,=:[!&|?{};".indexOf(i.charAt(i.length - 1)) >= 0) || - i === "return" || - i === "case"); - } - return t; - } + t.value = value; + t.line = line; + t.character = character; + t.from = from; + i = t.id; + if (i !== "(endline)") { + prereg = i && + (("(,=:[!&|?{};".indexOf(i.charAt(i.length - 1)) >= 0) || + i === "return" || + i === "case"); + } + return t; + } - // Public lex methods - return { - init: function (source) { - if (typeof source === "string") { - lines = source - .replace(/\r\n/g, "\n") - .replace(/\r/g, "\n") - .split("\n"); - } else { - lines = source; - } + // Public lex methods + return { + init: function (source) { + if (typeof source === "string") { + lines = source + .replace(/\r\n/g, "\n") + .replace(/\r/g, "\n") + .split("\n"); + } else { + lines = source; + } - // If the first line is a shebang (#!), make it a blank and move on. - // Shebangs are used by Node scripts. - if (lines[0] && lines[0].substr(0, 2) === "#!") - lines[0] = ""; + // If the first line is a shebang (#!), make it a blank and move on. + // Shebangs are used by Node scripts. + if (lines[0] && lines[0].substr(0, 2) === "#!") + lines[0] = ""; - line = 0; - nextLine(); - from = 1; - }, + line = 0; + nextLine(); + from = 1; + }, - range: function (begin, end) { - var c, value = ""; - from = character; - if (s.charAt(0) !== begin) { - errorAt("Expected '{a}' and instead saw '{b}'.", - line, character, begin, s.charAt(0)); - } - for (;;) { - s = s.slice(1); - character += 1; - c = s.charAt(0); - switch (c) { - case "": - errorAt("Missing '{a}'.", line, character, c); - break; - case end: - s = s.slice(1); - character += 1; - return it("(range)", value); - case "\\": - warningAt("Unexpected '{a}'.", line, character, c); - } - value += c; - } + range: function (begin, end) { + var c, value = ""; + from = character; + if (s.charAt(0) !== begin) { + errorAt("Expected '{a}' and instead saw '{b}'.", + line, character, begin, s.charAt(0)); + } + for (;;) { + s = s.slice(1); + character += 1; + c = s.charAt(0); + switch (c) { + case "": + errorAt("Missing '{a}'.", line, character, c); + break; + case end: + s = s.slice(1); + character += 1; + return it("(range)", value); + case "\\": + warningAt("Unexpected '{a}'.", line, character, c); + } + value += c; + } - }, + }, - // token -- this is called by advance to get the next token - token: function () { - var b, c, captures, d, depth, high, i, l, low, q, t, isLiteral, isInRange, n; + // token -- this is called by advance to get the next token + token: function () { + var b, c, captures, d, depth, high, i, l, low, q, t, isLiteral, isInRange, n; - function match(x) { - var r = x.exec(s), r1; + function match(x) { + var r = x.exec(s), r1; - if (r) { - l = r[0].length; - r1 = r[1]; - c = r1.charAt(0); - s = s.substr(l); - from = character + l - r1.length; - character += l; - return r1; - } - } + if (r) { + l = r[0].length; + r1 = r[1]; + c = r1.charAt(0); + s = s.substr(l); + from = character + l - r1.length; + character += l; + return r1; + } + } - function string(x) { - var c, j, r = "", allowNewLine = false; + function string(x) { + var c, j, r = "", allowNewLine = false; - if (jsonmode && x !== "\"") { - warningAt("Strings must use doublequote.", - line, character); - } + if (jsonmode && x !== "\"") { + warningAt("Strings must use doublequote.", + line, character); + } - if (option.quotmark) { - if (option.quotmark === "single" && x !== "'") { - warningAt("Strings must use singlequote.", - line, character); - } else if (option.quotmark === "double" && x !== "\"") { - warningAt("Strings must use doublequote.", - line, character); - } else if (option.quotmark === true) { - quotmark = quotmark || x; - if (quotmark !== x) { - warningAt("Mixed double and single quotes.", - line, character); - } - } - } + if (option.quotmark) { + if (option.quotmark === "single" && x !== "'") { + warningAt("Strings must use singlequote.", + line, character); + } else if (option.quotmark === "double" && x !== "\"") { + warningAt("Strings must use doublequote.", + line, character); + } else if (option.quotmark === true) { + quotmark = quotmark || x; + if (quotmark !== x) { + warningAt("Mixed double and single quotes.", + line, character); + } + } + } - function esc(n) { - var i = parseInt(s.substr(j + 1, n), 16); - j += n; - if (i >= 32 && i <= 126 && - i !== 34 && i !== 92 && i !== 39) { - warningAt("Unnecessary escapement.", line, character); - } - character += n; - c = String.fromCharCode(i); - } + function esc(n) { + var i = parseInt(s.substr(j + 1, n), 16); + j += n; + if (i >= 32 && i <= 126 && + i !== 34 && i !== 92 && i !== 39) { + warningAt("Unnecessary escapement.", line, character); + } + character += n; + c = String.fromCharCode(i); + } - j = 0; -unclosedString: for (;;) { - while (j >= s.length) { - j = 0; + j = 0; - var cl = line, cf = from; - if (!nextLine()) { - errorAt("Unclosed string.", cl, cf); - break unclosedString; - } +unclosedString: + for (;;) { + while (j >= s.length) { + j = 0; - if (allowNewLine) { - allowNewLine = false; - } else { - warningAt("Unclosed string.", cl, cf); - } - } + var cl = line, cf = from; + if (!nextLine()) { + errorAt("Unclosed string.", cl, cf); + break unclosedString; + } - c = s.charAt(j); - if (c === x) { - character += 1; - s = s.substr(j + 1); - return it("(string)", r, x); - } + if (allowNewLine) { + allowNewLine = false; + } else { + warningAt("Unclosed string.", cl, cf); + } + } - if (c < " ") { - if (c === "\n" || c === "\r") { - break; - } - warningAt("Control character in string: {a}.", - line, character + j, s.slice(0, j)); - } else if (c === "\\") { - j += 1; - character += 1; - c = s.charAt(j); - n = s.charAt(j + 1); - switch (c) { - case "\\": - case "\"": - case "/": - break; - case "\'": - if (jsonmode) { - warningAt("Avoid \\'.", line, character); - } - break; - case "b": - c = "\b"; - break; - case "f": - c = "\f"; - break; - case "n": - c = "\n"; - break; - case "r": - c = "\r"; - break; - case "t": - c = "\t"; - break; - case "0": - c = "\0"; - // Octal literals fail in strict mode - // check if the number is between 00 and 07 - // where 'n' is the token next to 'c' - if (n >= 0 && n <= 7 && directive["use strict"]) { - warningAt( - "Octal literals are not allowed in strict mode.", - line, character); - } - break; - case "u": - esc(4); - break; - case "v": - if (jsonmode) { - warningAt("Avoid \\v.", line, character); - } - c = "\v"; - break; - case "x": - if (jsonmode) { - warningAt("Avoid \\x-.", line, character); - } - esc(2); - break; - case "": - // last character is escape character - // always allow new line if escaped, but show - // warning if option is not set - allowNewLine = true; - if (option.multistr) { - if (jsonmode) { - warningAt("Avoid EOL escapement.", line, character); - } - c = ""; - character -= 1; - break; - } - warningAt("Bad escapement of EOL. Use option multistr if needed.", - line, character); - break; - case "!": - if (s.charAt(j - 2) === "<") - break; - /*falls through*/ - default: - warningAt("Bad escapement.", line, character); - } - } - r += c; - character += 1; - j += 1; - } - } + c = s.charAt(j); + if (c === x) { + character += 1; + s = s.substr(j + 1); + return it("(string)", r, x); + } - for (;;) { - if (!s) { - return it(nextLine() ? "(endline)" : "(end)", ""); - } + if (c < " ") { + if (c === "\n" || c === "\r") { + break; + } + warningAt("Control character in string: {a}.", + line, character + j, s.slice(0, j)); + } else if (c === "\\") { + j += 1; + character += 1; + c = s.charAt(j); + n = s.charAt(j + 1); + switch (c) { + case "\\": + case "\"": + case "/": + break; + case "\'": + if (jsonmode) { + warningAt("Avoid \\'.", line, character); + } + break; + case "b": + c = "\b"; + break; + case "f": + c = "\f"; + break; + case "n": + c = "\n"; + break; + case "r": + c = "\r"; + break; + case "t": + c = "\t"; + break; + case "0": + c = "\0"; + // Octal literals fail in strict mode + // check if the number is between 00 and 07 + // where 'n' is the token next to 'c' + if (n >= 0 && n <= 7 && directive["use strict"]) { + warningAt( + "Octal literals are not allowed in strict mode.", + line, character); + } + break; + case "u": + esc(4); + break; + case "v": + if (jsonmode) { + warningAt("Avoid \\v.", line, character); + } + c = "\v"; + break; + case "x": + if (jsonmode) { + warningAt("Avoid \\x-.", line, character); + } + esc(2); + break; + case "": + // last character is escape character + // always allow new line if escaped, but show + // warning if option is not set + allowNewLine = true; + if (option.multistr) { + if (jsonmode) { + warningAt("Avoid EOL escapement.", line, character); + } + c = ""; + character -= 1; + break; + } + warningAt("Bad escapement of EOL. Use option multistr if needed.", + line, character); + break; + case "!": + if (s.charAt(j - 2) === "<") + break; + /*falls through*/ + default: + warningAt("Bad escapement.", line, character); + } + } + r += c; + character += 1; + j += 1; + } + } - t = match(tx); + for (;;) { + if (!s) { + return it(nextLine() ? "(endline)" : "(end)", ""); + } - if (!t) { - t = ""; - c = ""; - while (s && s < "!") { - s = s.substr(1); - } - if (s) { - errorAt("Unexpected '{a}'.", line, character, s.substr(0, 1)); - s = ""; - } - } else { + t = match(tx); - // identifier + if (!t) { + t = ""; + c = ""; + while (s && s < "!") { + s = s.substr(1); + } + if (s) { + errorAt("Unexpected '{a}'.", line, character, s.substr(0, 1)); + s = ""; + } + } else { - if (isAlpha(c) || c === "_" || c === "$") { - return it("(identifier)", t); - } + // identifier - // number + if (isAlpha(c) || c === "_" || c === "$") { + return it("(identifier)", t); + } - if (isDigit(c)) { - if (!isFinite(Number(t))) { - warningAt("Bad number '{a}'.", - line, character, t); - } - if (isAlpha(s.substr(0, 1))) { - warningAt("Missing space after '{a}'.", - line, character, t); - } - if (c === "0") { - d = t.substr(1, 1); - if (isDigit(d)) { - if (token.id !== ".") { - warningAt("Don't use extra leading zeros '{a}'.", - line, character, t); - } - } else if (jsonmode && (d === "x" || d === "X")) { - warningAt("Avoid 0x-. '{a}'.", - line, character, t); - } - } - if (t.substr(t.length - 1) === ".") { - warningAt( + // number + + if (isDigit(c)) { + if (!isFinite(Number(t))) { + warningAt("Bad number '{a}'.", + line, character, t); + } + if (isAlpha(s.substr(0, 1))) { + warningAt("Missing space after '{a}'.", + line, character, t); + } + if (c === "0") { + d = t.substr(1, 1); + if (isDigit(d)) { + if (token.id !== ".") { + warningAt("Don't use extra leading zeros '{a}'.", + line, character, t); + } + } else if (jsonmode && (d === "x" || d === "X")) { + warningAt("Avoid 0x-. '{a}'.", + line, character, t); + } + } + if (t.substr(t.length - 1) === ".") { + warningAt( "A trailing decimal point can be confused with a dot '{a}'.", line, character, t); - } - return it("(number)", t); - } - switch (t) { + } + return it("(number)", t); + } + switch (t) { - // string + // string - case "\"": - case "'": - return string(t); + case "\"": + case "'": + return string(t); - // // comment + // // comment - case "//": - s = ""; - token.comment = true; - break; + case "//": + s = ""; + token.comment = true; + break; - // /* comment + // /* comment - case "/*": - for (;;) { - i = s.search(lx); - if (i >= 0) { - break; - } - if (!nextLine()) { - errorAt("Unclosed comment.", line, character); - } - } - s = s.substr(i + 2); - token.comment = true; - break; + case "/*": + for (;;) { + i = s.search(lx); + if (i >= 0) { + break; + } + if (!nextLine()) { + errorAt("Unclosed comment.", line, character); + } + } + s = s.substr(i + 2); + token.comment = true; + break; - // /*members /*jshint /*global + // /*members /*jshint /*global - case "/*members": - case "/*member": - case "/*jshint": - case "/*jslint": - case "/*global": - case "*/": - return { - value: t, - type: "special", - line: line, - character: character, - from: from - }; + case "/*members": + case "/*member": + case "/*jshint": + case "/*jslint": + case "/*global": + case "*/": + return { + value: t, + type: "special", + line: line, + character: character, + from: from + }; - case "": - break; - // / - case "/": - if (s.charAt(0) === "=") { - errorAt("A regular expression literal can be confused with '/='.", - line, from); - } + case "": + break; + // / + case "/": + if (s.charAt(0) === "=") { + errorAt("A regular expression literal can be confused with '/='.", + line, from); + } - if (prereg) { - depth = 0; - captures = 0; - l = 0; - for (;;) { - b = true; - c = s.charAt(l); - l += 1; - switch (c) { - case "": - errorAt("Unclosed regular expression.", line, from); - return quit("Stopping.", line, from); - case "/": - if (depth > 0) { - warningAt("{a} unterminated regular expression " + - "group(s).", line, from + l, depth); - } - c = s.substr(0, l - 1); - q = { - g: true, - i: true, - m: true - }; - while (q[s.charAt(l)] === true) { - q[s.charAt(l)] = false; - l += 1; - } - character += l; - s = s.substr(l); - q = s.charAt(0); - if (q === "/" || q === "*") { - errorAt("Confusing regular expression.", - line, from); - } - return it("(regexp)", c); - case "\\": - c = s.charAt(l); - if (c < " ") { - warningAt( + if (prereg) { + depth = 0; + captures = 0; + l = 0; + for (;;) { + b = true; + c = s.charAt(l); + l += 1; + switch (c) { + case "": + errorAt("Unclosed regular expression.", line, from); + return quit("Stopping.", line, from); + case "/": + if (depth > 0) { + warningAt("{a} unterminated regular expression " + + "group(s).", line, from + l, depth); + } + c = s.substr(0, l - 1); + q = { + g: true, + i: true, + m: true + }; + while (q[s.charAt(l)] === true) { + q[s.charAt(l)] = false; + l += 1; + } + character += l; + s = s.substr(l); + q = s.charAt(0); + if (q === "/" || q === "*") { + errorAt("Confusing regular expression.", + line, from); + } + return it("(regexp)", c); + case "\\": + c = s.charAt(l); + if (c < " ") { + warningAt( "Unexpected control character in regular expression.", line, from + l); - } else if (c === "<") { - warningAt( + } else if (c === "<") { + warningAt( "Unexpected escaped character '{a}' in regular expression.", line, from + l, c); - } - l += 1; - break; - case "(": - depth += 1; - b = false; - if (s.charAt(l) === "?") { - l += 1; - switch (s.charAt(l)) { - case ":": - case "=": - case "!": - l += 1; - break; - default: - warningAt( + } + l += 1; + break; + case "(": + depth += 1; + b = false; + if (s.charAt(l) === "?") { + l += 1; + switch (s.charAt(l)) { + case ":": + case "=": + case "!": + l += 1; + break; + default: + warningAt( "Expected '{a}' and instead saw '{b}'.", line, from + l, ":", s.charAt(l)); - } - } else { - captures += 1; - } - break; - case "|": - b = false; - break; - case ")": - if (depth === 0) { - warningAt("Unescaped '{a}'.", - line, from + l, ")"); - } else { - depth -= 1; - } - break; - case " ": - q = 1; - while (s.charAt(l) === " ") { - l += 1; - q += 1; - } - if (q > 1) { - warningAt( + } + } else { + captures += 1; + } + break; + case "|": + b = false; + break; + case ")": + if (depth === 0) { + warningAt("Unescaped '{a}'.", + line, from + l, ")"); + } else { + depth -= 1; + } + break; + case " ": + q = 1; + while (s.charAt(l) === " ") { + l += 1; + q += 1; + } + if (q > 1) { + warningAt( "Spaces are hard to count. Use {{a}}.", line, from + l, q); - } - break; - case "[": - c = s.charAt(l); - if (c === "^") { - l += 1; - if (s.charAt(l) === "]") { - errorAt("Unescaped '{a}'.", - line, from + l, "^"); - } - } - if (c === "]") { - warningAt("Empty class.", line, - from + l - 1); - } - isLiteral = false; - isInRange = false; -klass: do { - c = s.charAt(l); - l += 1; - switch (c) { - case "[": - case "^": - warningAt("Unescaped '{a}'.", - line, from + l, c); - if (isInRange) { - isInRange = false; - } else { - isLiteral = true; - } - break; - case "-": - if (isLiteral && !isInRange) { - isLiteral = false; - isInRange = true; - } else if (isInRange) { - isInRange = false; - } else if (s.charAt(l) === "]") { - isInRange = true; - } else { - if (option.regexdash !== (l === 2 || (l === 3 && - s.charAt(1) === "^"))) { - warningAt("Unescaped '{a}'.", - line, from + l - 1, "-"); - } - isLiteral = true; - } - break; - case "]": - if (isInRange && !option.regexdash) { - warningAt("Unescaped '{a}'.", - line, from + l - 1, "-"); - } - break klass; - case "\\": - c = s.charAt(l); - if (c < " ") { - warningAt( + } + break; + case "[": + c = s.charAt(l); + if (c === "^") { + l += 1; + if (s.charAt(l) === "]") { + errorAt("Unescaped '{a}'.", + line, from + l, "^"); + } + } + if (c === "]") { + warningAt("Empty class.", line, + from + l - 1); + } + isLiteral = false; + isInRange = false; +klass: + do { + c = s.charAt(l); + l += 1; + switch (c) { + case "[": + case "^": + warningAt("Unescaped '{a}'.", + line, from + l, c); + if (isInRange) { + isInRange = false; + } else { + isLiteral = true; + } + break; + case "-": + if (isLiteral && !isInRange) { + isLiteral = false; + isInRange = true; + } else if (isInRange) { + isInRange = false; + } else if (s.charAt(l) === "]") { + isInRange = true; + } else { + if (option.regexdash !== (l === 2 || (l === 3 && + s.charAt(1) === "^"))) { + warningAt("Unescaped '{a}'.", + line, from + l - 1, "-"); + } + isLiteral = true; + } + break; + case "]": + if (isInRange && !option.regexdash) { + warningAt("Unescaped '{a}'.", + line, from + l - 1, "-"); + } + break klass; + case "\\": + c = s.charAt(l); + if (c < " ") { + warningAt( "Unexpected control character in regular expression.", line, from + l); - } else if (c === "<") { - warningAt( + } else if (c === "<") { + warningAt( "Unexpected escaped character '{a}' in regular expression.", line, from + l, c); - } - l += 1; + } + l += 1; - // \w, \s and \d are never part of a character range - if (/[wsd]/i.test(c)) { - if (isInRange) { - warningAt("Unescaped '{a}'.", - line, from + l, "-"); - isInRange = false; - } - isLiteral = false; - } else if (isInRange) { - isInRange = false; - } else { - isLiteral = true; - } - break; - case "/": - warningAt("Unescaped '{a}'.", - line, from + l - 1, "/"); + // \w, \s and \d are never part of a character range + if (/[wsd]/i.test(c)) { + if (isInRange) { + warningAt("Unescaped '{a}'.", + line, from + l, "-"); + isInRange = false; + } + isLiteral = false; + } else if (isInRange) { + isInRange = false; + } else { + isLiteral = true; + } + break; + case "/": + warningAt("Unescaped '{a}'.", + line, from + l - 1, "/"); - if (isInRange) { - isInRange = false; - } else { - isLiteral = true; - } - break; - case "<": - if (isInRange) { - isInRange = false; - } else { - isLiteral = true; - } - break; - default: - if (isInRange) { - isInRange = false; - } else { - isLiteral = true; - } - } - } while (c); - break; - case ".": - if (option.regexp) { - warningAt("Insecure '{a}'.", line, - from + l, c); - } - break; - case "]": - case "?": - case "{": - case "}": - case "+": - case "*": - warningAt("Unescaped '{a}'.", line, - from + l, c); - } - if (b) { - switch (s.charAt(l)) { - case "?": - case "+": - case "*": - l += 1; - if (s.charAt(l) === "?") { - l += 1; - } - break; - case "{": - l += 1; - c = s.charAt(l); - if (c < "0" || c > "9") { - warningAt( + if (isInRange) { + isInRange = false; + } else { + isLiteral = true; + } + break; + case "<": + if (isInRange) { + isInRange = false; + } else { + isLiteral = true; + } + break; + default: + if (isInRange) { + isInRange = false; + } else { + isLiteral = true; + } + } + } while (c); + break; + case ".": + if (option.regexp) { + warningAt("Insecure '{a}'.", line, + from + l, c); + } + break; + case "]": + case "?": + case "{": + case "}": + case "+": + case "*": + warningAt("Unescaped '{a}'.", line, + from + l, c); + } + if (b) { + switch (s.charAt(l)) { + case "?": + case "+": + case "*": + l += 1; + if (s.charAt(l) === "?") { + l += 1; + } + break; + case "{": + l += 1; + c = s.charAt(l); + if (c < "0" || c > "9") { + warningAt( "Expected a number and instead saw '{a}'.", line, from + l, c); - break; // No reason to continue checking numbers. - } - l += 1; - low = +c; - for (;;) { - c = s.charAt(l); - if (c < "0" || c > "9") { - break; - } - l += 1; - low = +c + (low * 10); - } - high = low; - if (c === ",") { - l += 1; - high = Infinity; - c = s.charAt(l); - if (c >= "0" && c <= "9") { - l += 1; - high = +c; - for (;;) { - c = s.charAt(l); - if (c < "0" || c > "9") { - break; - } - l += 1; - high = +c + (high * 10); - } - } - } - if (s.charAt(l) !== "}") { - warningAt( + break; // No reason to continue checking numbers. + } + l += 1; + low = +c; + for (;;) { + c = s.charAt(l); + if (c < "0" || c > "9") { + break; + } + l += 1; + low = +c + (low * 10); + } + high = low; + if (c === ",") { + l += 1; + high = Infinity; + c = s.charAt(l); + if (c >= "0" && c <= "9") { + l += 1; + high = +c; + for (;;) { + c = s.charAt(l); + if (c < "0" || c > "9") { + break; + } + l += 1; + high = +c + (high * 10); + } + } + } + if (s.charAt(l) !== "}") { + warningAt( "Expected '{a}' and instead saw '{b}'.", line, from + l, "}", c); - } else { - l += 1; - } - if (s.charAt(l) === "?") { - l += 1; - } - if (low > high) { - warningAt( + } else { + l += 1; + } + if (s.charAt(l) === "?") { + l += 1; + } + if (low > high) { + warningAt( "'{a}' should not be greater than '{b}'.", line, from + l, low, high); - } - } - } - } - c = s.substr(0, l - 1); - character += l; - s = s.substr(l); - return it("(regexp)", c); - } - return it("(punctuator)", t); + } + } + } + } + c = s.substr(0, l - 1); + character += l; + s = s.substr(l); + return it("(regexp)", c); + } + return it("(punctuator)", t); - // punctuator + // punctuator - case "#": - return it("(punctuator)", t); - default: - return it("(punctuator)", t); - } - } - } - } - }; - }()); + case "#": + return it("(punctuator)", t); + default: + return it("(punctuator)", t); + } + } + } + } + }; + }()); - function addlabel(t, type, token) { - if (t === "hasOwnProperty") { - warning("'hasOwnProperty' is a really bad name."); - } + function addlabel(t, type, token) { + if (t === "hasOwnProperty") { + warning("'hasOwnProperty' is a really bad name."); + } - // Define t in the current function in the current scope. - if (type === "exception") { - if (is_own(funct["(context)"], t)) { - if (funct[t] !== true && !option.node) { - warning("Value of '{a}' may be overwritten in IE.", nexttoken, t); - } - } - } + // Define t in the current function in the current scope. + if (type === "exception") { + if (is_own(funct["(context)"], t)) { + if (funct[t] !== true && !option.node) { + warning("Value of '{a}' may be overwritten in IE.", nexttoken, t); + } + } + } - if (is_own(funct, t) && !funct["(global)"]) { - if (funct[t] === true) { - if (option.latedef) - warning("'{a}' was used before it was defined.", nexttoken, t); - } else { - if (!option.shadow && type !== "exception") { - warning("'{a}' is already defined.", nexttoken, t); - } - } - } + if (is_own(funct, t) && !funct["(global)"]) { + if (funct[t] === true) { + if (option.latedef) + warning("'{a}' was used before it was defined.", nexttoken, t); + } else { + if (!option.shadow && type !== "exception") { + warning("'{a}' is already defined.", nexttoken, t); + } + } + } - funct[t] = type; + funct[t] = type; - if (token) { - funct["(tokens)"][t] = token; - } + if (token) { + funct["(tokens)"][t] = token; + } - if (funct["(global)"]) { - global[t] = funct; - if (is_own(implied, t)) { - if (option.latedef) - warning("'{a}' was used before it was defined.", nexttoken, t); - delete implied[t]; - } - } else { - scope[t] = funct; - } - } + if (funct["(global)"]) { + global[t] = funct; + if (is_own(implied, t)) { + if (option.latedef) + warning("'{a}' was used before it was defined.", nexttoken, t); + delete implied[t]; + } + } else { + scope[t] = funct; + } + } - function doOption() { - var nt = nexttoken; - var o = nt.value; - var quotmarkValue = option.quotmark; - var predef = {}; - var b, obj, filter, t, tn, v, minus; + function doOption() { + var nt = nexttoken; + var o = nt.value; + var quotmarkValue = option.quotmark; + var predef = {}; + var b, obj, filter, t, tn, v, minus; - switch (o) { - case "*/": - error("Unbegun comment."); - break; - case "/*members": - case "/*member": - o = "/*members"; - if (!membersOnly) { - membersOnly = {}; - } - obj = membersOnly; - option.quotmark = false; - break; - case "/*jshint": - case "/*jslint": - obj = option; - filter = boolOptions; - break; - case "/*global": - obj = predef; - break; - default: - error("What?"); - } + switch (o) { + case "*/": + error("Unbegun comment."); + break; + case "/*members": + case "/*member": + o = "/*members"; + if (!membersOnly) { + membersOnly = {}; + } + obj = membersOnly; + option.quotmark = false; + break; + case "/*jshint": + case "/*jslint": + obj = option; + filter = boolOptions; + break; + case "/*global": + obj = predef; + break; + default: + error("What?"); + } - t = lex.token(); -loop: for (;;) { - minus = false; - for (;;) { - if (t.type === "special" && t.value === "*/") { - break loop; - } - if (t.id !== "(endline)" && t.id !== ",") { - break; - } - t = lex.token(); - } + t = lex.token(); - if (o === "/*global" && t.value === "-") { - minus = true; - t = lex.token(); - } +loop: + for (;;) { + minus = false; + for (;;) { + if (t.type === "special" && t.value === "*/") { + break loop; + } + if (t.id !== "(endline)" && t.id !== ",") { + break; + } + t = lex.token(); + } - if (t.type !== "(string)" && t.type !== "(identifier)" && o !== "/*members") { - error("Bad option.", t); - } + if (o === "/*global" && t.value === "-") { + minus = true; + t = lex.token(); + } - v = lex.token(); - if (v.id === ":") { - v = lex.token(); + if (t.type !== "(string)" && t.type !== "(identifier)" && o !== "/*members") { + error("Bad option.", t); + } - if (obj === membersOnly) { - error("Expected '{a}' and instead saw '{b}'.", t, "*/", ":"); - } + v = lex.token(); + if (v.id === ":") { + v = lex.token(); - if (o === "/*jshint") { - checkOption(t.value, t); - } + if (obj === membersOnly) { + error("Expected '{a}' and instead saw '{b}'.", t, "*/", ":"); + } - var numericVals = [ - "maxstatements", - "maxparams", - "maxdepth", - "maxcomplexity", - "maxerr", - "maxlen", - "indent" - ]; + if (o === "/*jshint") { + checkOption(t.value, t); + } - if (numericVals.indexOf(t.value) > -1 && (o === "/*jshint" || o === "/*jslint")) { - b = +v.value; + var numericVals = [ + "maxstatements", + "maxparams", + "maxdepth", + "maxcomplexity", + "maxerr", + "maxlen", + "indent" + ]; - if (typeof b !== "number" || !isFinite(b) || b <= 0 || Math.floor(b) !== b) { - error("Expected a small integer and instead saw '{a}'.", v, v.value); - } + if (numericVals.indexOf(t.value) > -1 && (o === "/*jshint" || o === "/*jslint")) { + b = +v.value; - if (t.value === "indent") - obj.white = true; + if (typeof b !== "number" || !isFinite(b) || b <= 0 || Math.floor(b) !== b) { + error("Expected a small integer and instead saw '{a}'.", v, v.value); + } - obj[t.value] = b; - } else if (t.value === "validthis") { - if (funct["(global)"]) { - error("Option 'validthis' can't be used in a global scope."); - } else { - if (v.value === "true" || v.value === "false") - obj[t.value] = v.value === "true"; - else - error("Bad option value.", v); - } - } else if (t.value === "quotmark" && (o === "/*jshint")) { - switch (v.value) { - case "true": - obj.quotmark = true; - break; - case "false": - obj.quotmark = false; - break; - case "double": - case "single": - obj.quotmark = v.value; - break; - default: - error("Bad option value.", v); - } - } else if (v.value === "true" || v.value === "false") { - if (o === "/*jslint") { - tn = renamedOptions[t.value] || t.value; - obj[tn] = v.value === "true"; - if (invertedOptions[tn] !== undefined) { - obj[tn] = !obj[tn]; - } - } else { - obj[t.value] = v.value === "true"; - } + if (t.value === "indent") + obj.white = true; - if (t.value === "newcap") - obj["(explicitNewcap)"] = true; - } else { - error("Bad option value.", v); - } - t = lex.token(); - } else { - if (o === "/*jshint" || o === "/*jslint") { - error("Missing option value.", t); - } + obj[t.value] = b; + } else if (t.value === "validthis") { + if (funct["(global)"]) { + error("Option 'validthis' can't be used in a global scope."); + } else { + if (v.value === "true" || v.value === "false") + obj[t.value] = v.value === "true"; + else + error("Bad option value.", v); + } + } else if (t.value === "quotmark" && (o === "/*jshint")) { + switch (v.value) { + case "true": + obj.quotmark = true; + break; + case "false": + obj.quotmark = false; + break; + case "double": + case "single": + obj.quotmark = v.value; + break; + default: + error("Bad option value.", v); + } + } else if (v.value === "true" || v.value === "false") { + if (o === "/*jslint") { + tn = renamedOptions[t.value] || t.value; + obj[tn] = v.value === "true"; + if (invertedOptions[tn] !== undefined) { + obj[tn] = !obj[tn]; + } + } else { + obj[t.value] = v.value === "true"; + } - obj[t.value] = false; + if (t.value === "newcap") + obj["(explicitNewcap)"] = true; + } else { + error("Bad option value.", v); + } + t = lex.token(); + } else { + if (o === "/*jshint" || o === "/*jslint") { + error("Missing option value.", t); + } - if (o === "/*global" && minus === true) { - JSHINT.blacklist[t.value] = t.value; - updatePredefined(); - } + obj[t.value] = false; - t = v; - } - } + if (o === "/*global" && minus === true) { + JSHINT.blacklist[t.value] = t.value; + updatePredefined(); + } - if (o === "/*members") { - option.quotmark = quotmarkValue; - } + t = v; + } + } - combine(predefined, predef); + if (o === "/*members") { + option.quotmark = quotmarkValue; + } - for (var key in predef) { - if (is_own(predef, key)) { - declared[key] = nt; - } - } + combine(predefined, predef); - if (filter) { - assume(); - } - } + for (var key in predef) { + if (is_own(predef, key)) { + declared[key] = nt; + } + } + + if (filter) { + assume(); + } + } // We need a peek function. If it has an argument, it peeks that much farther // ahead. It is used to distinguish -// for ( var i in ... +// for ( var i in ... // from -// for ( var i = ... +// for ( var i = ... - function peek(p) { - var i = p || 0, j = 0, t; + function peek(p) { + var i = p || 0, j = 0, t; - while (j <= i) { - t = lookahead[j]; - if (!t) { - t = lookahead[j] = lex.token(); - } - j += 1; - } - return t; - } + while (j <= i) { + t = lookahead[j]; + if (!t) { + t = lookahead[j] = lex.token(); + } + j += 1; + } + return t; + } // Produce the next token. It looks for programming errors. - function advance(id, t) { - switch (token.id) { - case "(number)": - if (nexttoken.id === ".") { - warning("A dot following a number can be confused with a decimal point.", token); - } - break; - case "-": - if (nexttoken.id === "-" || nexttoken.id === "--") { - warning("Confusing minusses."); - } - break; - case "+": - if (nexttoken.id === "+" || nexttoken.id === "++") { - warning("Confusing plusses."); - } - break; - } + function advance(id, t) { + switch (token.id) { + case "(number)": + if (nexttoken.id === ".") { + warning("A dot following a number can be confused with a decimal point.", token); + } + break; + case "-": + if (nexttoken.id === "-" || nexttoken.id === "--") { + warning("Confusing minusses."); + } + break; + case "+": + if (nexttoken.id === "+" || nexttoken.id === "++") { + warning("Confusing plusses."); + } + break; + } - if (token.type === "(string)" || token.identifier) { - anonname = token.value; - } + if (token.type === "(string)" || token.identifier) { + anonname = token.value; + } - if (id && nexttoken.id !== id) { - if (t) { - if (nexttoken.id === "(end)") { - warning("Unmatched '{a}'.", t, t.id); - } else { - warning("Expected '{a}' to match '{b}' from line {c} and instead saw '{d}'.", - nexttoken, id, t.id, t.line, nexttoken.value); - } - } else if (nexttoken.type !== "(identifier)" || - nexttoken.value !== id) { - warning("Expected '{a}' and instead saw '{b}'.", - nexttoken, id, nexttoken.value); - } - } + if (id && nexttoken.id !== id) { + if (t) { + if (nexttoken.id === "(end)") { + warning("Unmatched '{a}'.", t, t.id); + } else { + warning("Expected '{a}' to match '{b}' from line {c} and instead saw '{d}'.", + nexttoken, id, t.id, t.line, nexttoken.value); + } + } else if (nexttoken.type !== "(identifier)" || + nexttoken.value !== id) { + warning("Expected '{a}' and instead saw '{b}'.", + nexttoken, id, nexttoken.value); + } + } - prevtoken = token; - token = nexttoken; - for (;;) { - nexttoken = lookahead.shift() || lex.token(); - if (nexttoken.id === "(end)" || nexttoken.id === "(error)") { - return; - } - if (nexttoken.type === "special") { - doOption(); - } else { - if (nexttoken.id !== "(endline)") { - break; - } - } - } - } + prevtoken = token; + token = nexttoken; + for (;;) { + nexttoken = lookahead.shift() || lex.token(); + if (nexttoken.id === "(end)" || nexttoken.id === "(error)") { + return; + } + if (nexttoken.type === "special") { + doOption(); + } else { + if (nexttoken.id !== "(endline)") { + break; + } + } + } + } // This is the heart of JSHINT, the Pratt parser. In addition to parsing, it @@ -2121,2696 +2138,2701 @@ loop: for (;;) { // Having .fud makes it much easier to define statement-oriented languages like // JavaScript. I retained Pratt's nomenclature. -// .nud Null denotation -// .fud First null denotation -// .led Left denotation -// lbp Left binding power -// rbp Right binding power +// .nud Null denotation +// .fud First null denotation +// .led Left denotation +// lbp Left binding power +// rbp Right binding power // They are elements of the parsing method called Top Down Operator Precedence. - function expression(rbp, initial) { - var left, isArray = false, isObject = false; + function expression(rbp, initial) { + var left, isArray = false, isObject = false; - if (nexttoken.id === "(end)") - error("Unexpected early end of program.", token); + if (nexttoken.id === "(end)") + error("Unexpected early end of program.", token); - advance(); - if (initial) { - anonname = "anonymous"; - funct["(verb)"] = token.value; - } - if (initial === true && token.fud) { - left = token.fud(); - } else { - if (token.nud) { - left = token.nud(); - } else { - if (nexttoken.type === "(number)" && token.id === ".") { - warning("A leading decimal point can be confused with a dot: '.{a}'.", - token, nexttoken.value); - advance(); - return token; - } else { - error("Expected an identifier and instead saw '{a}'.", - token, token.id); - } - } - while (rbp < nexttoken.lbp) { - isArray = token.value === "Array"; - isObject = token.value === "Object"; + advance(); + if (initial) { + anonname = "anonymous"; + funct["(verb)"] = token.value; + } + if (initial === true && token.fud) { + left = token.fud(); + } else { + if (token.nud) { + left = token.nud(); + } else { + if (nexttoken.type === "(number)" && token.id === ".") { + warning("A leading decimal point can be confused with a dot: '.{a}'.", + token, nexttoken.value); + advance(); + return token; + } else { + error("Expected an identifier and instead saw '{a}'.", + token, token.id); + } + } + while (rbp < nexttoken.lbp) { + isArray = token.value === "Array"; + isObject = token.value === "Object"; - // #527, new Foo.Array(), Foo.Array(), new Foo.Object(), Foo.Object() - // Line breaks in IfStatement heads exist to satisfy the checkJSHint - // "Line too long." error. - if (left && (left.value || (left.first && left.first.value))) { - // If the left.value is not "new", or the left.first.value is a "." - // then safely assume that this is not "new Array()" and possibly - // not "new Object()"... - if (left.value !== "new" || - (left.first && left.first.value && left.first.value === ".")) { - isArray = false; - // ...In the case of Object, if the left.value and token.value - // are not equal, then safely assume that this not "new Object()" - if (left.value !== token.value) { - isObject = false; - } - } - } + // #527, new Foo.Array(), Foo.Array(), new Foo.Object(), Foo.Object() + // Line breaks in IfStatement heads exist to satisfy the checkJSHint + // "Line too long." error. + if (left && (left.value || (left.first && left.first.value))) { + // If the left.value is not "new", or the left.first.value is a "." + // then safely assume that this is not "new Array()" and possibly + // not "new Object()"... + if (left.value !== "new" || + (left.first && left.first.value && left.first.value === ".")) { + isArray = false; + // ...In the case of Object, if the left.value and token.value + // are not equal, then safely assume that this not "new Object()" + if (left.value !== token.value) { + isObject = false; + } + } + } - advance(); - if (isArray && token.id === "(" && nexttoken.id === ")") - warning("Use the array literal notation [].", token); - if (isObject && token.id === "(" && nexttoken.id === ")") - warning("Use the object literal notation {}.", token); - if (token.led) { - left = token.led(left); - } else { - error("Expected an operator and instead saw '{a}'.", - token, token.id); - } - } - } - return left; - } + advance(); + if (isArray && token.id === "(" && nexttoken.id === ")") + warning("Use the array literal notation [].", token); + if (isObject && token.id === "(" && nexttoken.id === ")") + warning("Use the object literal notation {}.", token); + if (token.led) { + left = token.led(left); + } else { + error("Expected an operator and instead saw '{a}'.", + token, token.id); + } + } + } + return left; + } // Functions for conformance of style. - function adjacent(left, right) { - left = left || token; - right = right || nexttoken; - if (option.white) { - if (left.character !== right.from && left.line === right.line) { - left.from += (left.character - left.from); - warning("Unexpected space after '{a}'.", left, left.value); - } - } - } + function adjacent(left, right) { + left = left || token; + right = right || nexttoken; + if (option.white) { + if (left.character !== right.from && left.line === right.line) { + left.from += (left.character - left.from); + warning("Unexpected space after '{a}'.", left, left.value); + } + } + } - function nobreak(left, right) { - left = left || token; - right = right || nexttoken; - if (option.white && (left.character !== right.from || left.line !== right.line)) { - warning("Unexpected space before '{a}'.", right, right.value); - } - } + function nobreak(left, right) { + left = left || token; + right = right || nexttoken; + if (option.white && (left.character !== right.from || left.line !== right.line)) { + warning("Unexpected space before '{a}'.", right, right.value); + } + } - function nospace(left, right) { - left = left || token; - right = right || nexttoken; - if (option.white && !left.comment) { - if (left.line === right.line) { - adjacent(left, right); - } - } - } + function nospace(left, right) { + left = left || token; + right = right || nexttoken; + if (option.white && !left.comment) { + if (left.line === right.line) { + adjacent(left, right); + } + } + } - function nonadjacent(left, right) { - if (option.white) { - left = left || token; - right = right || nexttoken; - if (left.value === ";" && right.value === ";") { - return; - } - if (left.line === right.line && left.character === right.from) { - left.from += (left.character - left.from); - warning("Missing space after '{a}'.", - left, left.value); - } - } - } + function nonadjacent(left, right) { + if (option.white) { + left = left || token; + right = right || nexttoken; + if (left.value === ";" && right.value === ";") { + return; + } + if (left.line === right.line && left.character === right.from) { + left.from += (left.character - left.from); + warning("Missing space after '{a}'.", + left, left.value); + } + } + } - function nobreaknonadjacent(left, right) { - left = left || token; - right = right || nexttoken; - if (!option.laxbreak && left.line !== right.line) { - warning("Bad line breaking before '{a}'.", right, right.id); - } else if (option.white) { - left = left || token; - right = right || nexttoken; - if (left.character === right.from) { - left.from += (left.character - left.from); - warning("Missing space after '{a}'.", - left, left.value); - } - } - } + function nobreaknonadjacent(left, right) { + left = left || token; + right = right || nexttoken; + if (!option.laxbreak && left.line !== right.line) { + warning("Bad line breaking before '{a}'.", right, right.id); + } else if (option.white) { + left = left || token; + right = right || nexttoken; + if (left.character === right.from) { + left.from += (left.character - left.from); + warning("Missing space after '{a}'.", + left, left.value); + } + } + } - function indentation(bias) { - var i; - if (option.white && nexttoken.id !== "(end)") { - i = indent + (bias || 0); - if (nexttoken.from !== i) { - warning( + function indentation(bias) { + var i; + if (option.white && nexttoken.id !== "(end)") { + i = indent + (bias || 0); + if (nexttoken.from !== i) { + warning( "Expected '{a}' to have an indentation at {b} instead at {c}.", - nexttoken, nexttoken.value, i, nexttoken.from); - } - } - } + nexttoken, nexttoken.value, i, nexttoken.from); + } + } + } - function nolinebreak(t) { - t = t || token; - if (t.line !== nexttoken.line) { - warning("Line breaking error '{a}'.", t, t.value); - } - } + function nolinebreak(t) { + t = t || token; + if (t.line !== nexttoken.line) { + warning("Line breaking error '{a}'.", t, t.value); + } + } - function comma() { - if (token.line !== nexttoken.line) { - if (!option.laxcomma) { - if (comma.first) { - warning("Comma warnings can be turned off with 'laxcomma'"); - comma.first = false; - } - warning("Bad line breaking before '{a}'.", token, nexttoken.id); - } - } else if (!token.comment && token.character !== nexttoken.from && option.white) { - token.from += (token.character - token.from); - warning("Unexpected space after '{a}'.", token, token.value); - } - advance(","); - nonadjacent(token, nexttoken); - } + function comma() { + if (token.line !== nexttoken.line) { + if (!option.laxcomma) { + if (comma.first) { + warning("Comma warnings can be turned off with 'laxcomma'"); + comma.first = false; + } + warning("Bad line breaking before '{a}'.", token, nexttoken.id); + } + } else if (!token.comment && token.character !== nexttoken.from && option.white) { + token.from += (token.character - token.from); + warning("Unexpected space after '{a}'.", token, token.value); + } + advance(","); + nonadjacent(token, nexttoken); + } // Functional constructors for making the symbols that will be inherited by // tokens. - function symbol(s, p) { - var x = syntax[s]; - if (!x || typeof x !== "object") { - syntax[s] = x = { - id: s, - lbp: p, - value: s - }; - } - return x; - } + function symbol(s, p) { + var x = syntax[s]; + if (!x || typeof x !== "object") { + syntax[s] = x = { + id: s, + lbp: p, + value: s + }; + } + return x; + } - function delim(s) { - return symbol(s, 0); - } + function delim(s) { + return symbol(s, 0); + } - function stmt(s, f) { - var x = delim(s); - x.identifier = x.reserved = true; - x.fud = f; - return x; - } + function stmt(s, f) { + var x = delim(s); + x.identifier = x.reserved = true; + x.fud = f; + return x; + } - function blockstmt(s, f) { - var x = stmt(s, f); - x.block = true; - return x; - } + function blockstmt(s, f) { + var x = stmt(s, f); + x.block = true; + return x; + } - function reserveName(x) { - var c = x.id.charAt(0); - if ((c >= "a" && c <= "z") || (c >= "A" && c <= "Z")) { - x.identifier = x.reserved = true; - } - return x; - } + function reserveName(x) { + var c = x.id.charAt(0); + if ((c >= "a" && c <= "z") || (c >= "A" && c <= "Z")) { + x.identifier = x.reserved = true; + } + return x; + } - function prefix(s, f) { - var x = symbol(s, 150); - reserveName(x); - x.nud = (typeof f === "function") ? f : function () { - this.right = expression(150); - this.arity = "unary"; - if (this.id === "++" || this.id === "--") { - if (option.plusplus) { - warning("Unexpected use of '{a}'.", this, this.id); - } else if ((!this.right.identifier || this.right.reserved) && - this.right.id !== "." && this.right.id !== "[") { - warning("Bad operand.", this); - } - } - return this; - }; - return x; - } + function prefix(s, f) { + var x = symbol(s, 150); + reserveName(x); + x.nud = (typeof f === "function") ? f : function () { + this.right = expression(150); + this.arity = "unary"; + if (this.id === "++" || this.id === "--") { + if (option.plusplus) { + warning("Unexpected use of '{a}'.", this, this.id); + } else if ((!this.right.identifier || this.right.reserved) && + this.right.id !== "." && this.right.id !== "[") { + warning("Bad operand.", this); + } + } + return this; + }; + return x; + } - function type(s, f) { - var x = delim(s); - x.type = s; - x.nud = f; - return x; - } + function type(s, f) { + var x = delim(s); + x.type = s; + x.nud = f; + return x; + } - function reserve(s, f) { - var x = type(s, f); - x.identifier = x.reserved = true; - return x; - } + function reserve(s, f) { + var x = type(s, f); + x.identifier = x.reserved = true; + return x; + } - function reservevar(s, v) { - return reserve(s, function () { - if (typeof v === "function") { - v(this); - } - return this; - }); - } + function reservevar(s, v) { + return reserve(s, function () { + if (typeof v === "function") { + v(this); + } + return this; + }); + } - function infix(s, f, p, w) { - var x = symbol(s, p); - reserveName(x); - x.led = function (left) { - if (!w) { - nobreaknonadjacent(prevtoken, token); - nonadjacent(token, nexttoken); - } - if (s === "in" && left.id === "!") { - warning("Confusing use of '{a}'.", left, "!"); - } - if (typeof f === "function") { - return f(left, this); - } else { - this.left = left; - this.right = expression(p); - return this; - } - }; - return x; - } + function infix(s, f, p, w) { + var x = symbol(s, p); + reserveName(x); + x.led = function (left) { + if (!w) { + nobreaknonadjacent(prevtoken, token); + nonadjacent(token, nexttoken); + } + if (s === "in" && left.id === "!") { + warning("Confusing use of '{a}'.", left, "!"); + } + if (typeof f === "function") { + return f(left, this); + } else { + this.left = left; + this.right = expression(p); + return this; + } + }; + return x; + } - function relation(s, f) { - var x = symbol(s, 100); - x.led = function (left) { - nobreaknonadjacent(prevtoken, token); - nonadjacent(token, nexttoken); - var right = expression(100); + function relation(s, f) { + var x = symbol(s, 100); + x.led = function (left) { + nobreaknonadjacent(prevtoken, token); + nonadjacent(token, nexttoken); + var right = expression(100); - if (isIdentifier(left, "NaN") || isIdentifier(right, "NaN")) { - warning("Use the isNaN function to compare with NaN.", this); - } else if (f) { - f.apply(this, [left, right]); - } - if (left.id === "!") { - warning("Confusing use of '{a}'.", left, "!"); - } - if (right.id === "!") { - warning("Confusing use of '{a}'.", right, "!"); - } - this.left = left; - this.right = right; - return this; - }; - return x; - } + if (isIdentifier(left, "NaN") || isIdentifier(right, "NaN")) { + warning("Use the isNaN function to compare with NaN.", this); + } else if (f) { + f.apply(this, [left, right]); + } + if (left.id === "!") { + warning("Confusing use of '{a}'.", left, "!"); + } + if (right.id === "!") { + warning("Confusing use of '{a}'.", right, "!"); + } + this.left = left; + this.right = right; + return this; + }; + return x; + } - function isPoorRelation(node) { - return node && - ((node.type === "(number)" && +node.value === 0) || - (node.type === "(string)" && node.value === "") || - (node.type === "null" && !option.eqnull) || - node.type === "true" || - node.type === "false" || - node.type === "undefined"); - } + function isPoorRelation(node) { + return node && + ((node.type === "(number)" && +node.value === 0) || + (node.type === "(string)" && node.value === "") || + (node.type === "null" && !option.eqnull) || + node.type === "true" || + node.type === "false" || + node.type === "undefined"); + } - function assignop(s) { - symbol(s, 20).exps = true; + function assignop(s) { + symbol(s, 20).exps = true; - return infix(s, function (left, that) { - that.left = left; + return infix(s, function (left, that) { + that.left = left; - if (predefined[left.value] === false && - scope[left.value]["(global)"] === true) { - warning("Read only.", left); - } else if (left["function"]) { - warning("'{a}' is a function.", left, left.value); - } + if (predefined[left.value] === false && + scope[left.value]["(global)"] === true) { + warning("Read only.", left); + } else if (left["function"]) { + warning("'{a}' is a function.", left, left.value); + } - if (left) { - if (option.esnext && funct[left.value] === "const") { - warning("Attempting to override '{a}' which is a constant", left, left.value); - } + if (left) { + if (option.esnext && funct[left.value] === "const") { + warning("Attempting to override '{a}' which is a constant", left, left.value); + } - if (left.id === "." || left.id === "[") { - if (!left.left || left.left.value === "arguments") { - warning("Bad assignment.", that); - } - that.right = expression(19); - return that; - } else if (left.identifier && !left.reserved) { - if (funct[left.value] === "exception") { - warning("Do not assign to the exception parameter.", left); - } - that.right = expression(19); - return that; - } + if (left.id === "." || left.id === "[") { + if (!left.left || left.left.value === "arguments") { + warning("Bad assignment.", that); + } + that.right = expression(19); + return that; + } else if (left.identifier && !left.reserved) { + if (funct[left.value] === "exception") { + warning("Do not assign to the exception parameter.", left); + } + that.right = expression(19); + return that; + } - if (left === syntax["function"]) { - warning( + if (left === syntax["function"]) { + warning( "Expected an identifier in an assignment and instead saw a function invocation.", - token); - } - } + token); + } + } - error("Bad assignment.", that); - }, 20); - } + error("Bad assignment.", that); + }, 20); + } - function bitwise(s, f, p) { - var x = symbol(s, p); - reserveName(x); - x.led = (typeof f === "function") ? f : function (left) { - if (option.bitwise) { - warning("Unexpected use of '{a}'.", this, this.id); - } - this.left = left; - this.right = expression(p); - return this; - }; - return x; - } + function bitwise(s, f, p) { + var x = symbol(s, p); + reserveName(x); + x.led = (typeof f === "function") ? f : function (left) { + if (option.bitwise) { + warning("Unexpected use of '{a}'.", this, this.id); + } + this.left = left; + this.right = expression(p); + return this; + }; + return x; + } - function bitwiseassignop(s) { - symbol(s, 20).exps = true; - return infix(s, function (left, that) { - if (option.bitwise) { - warning("Unexpected use of '{a}'.", that, that.id); - } - nonadjacent(prevtoken, token); - nonadjacent(token, nexttoken); - if (left) { - if (left.id === "." || left.id === "[" || - (left.identifier && !left.reserved)) { - expression(19); - return that; - } - if (left === syntax["function"]) { - warning( + function bitwiseassignop(s) { + symbol(s, 20).exps = true; + return infix(s, function (left, that) { + if (option.bitwise) { + warning("Unexpected use of '{a}'.", that, that.id); + } + nonadjacent(prevtoken, token); + nonadjacent(token, nexttoken); + if (left) { + if (left.id === "." || left.id === "[" || + (left.identifier && !left.reserved)) { + expression(19); + return that; + } + if (left === syntax["function"]) { + warning( "Expected an identifier in an assignment, and instead saw a function invocation.", - token); - } - return that; - } - error("Bad assignment.", that); - }, 20); - } + token); + } + return that; + } + error("Bad assignment.", that); + }, 20); + } - function suffix(s) { - var x = symbol(s, 150); - x.led = function (left) { - if (option.plusplus) { - warning("Unexpected use of '{a}'.", this, this.id); - } else if ((!left.identifier || left.reserved) && - left.id !== "." && left.id !== "[") { - warning("Bad operand.", this); - } - this.left = left; - return this; - }; - return x; - } + function suffix(s) { + var x = symbol(s, 150); + x.led = function (left) { + if (option.plusplus) { + warning("Unexpected use of '{a}'.", this, this.id); + } else if ((!left.identifier || left.reserved) && + left.id !== "." && left.id !== "[") { + warning("Bad operand.", this); + } + this.left = left; + return this; + }; + return x; + } - // fnparam means that this identifier is being defined as a function - // argument (see identifier()) - function optionalidentifier(fnparam) { - if (nexttoken.identifier) { - advance(); - if (token.reserved && !option.es5) { - // `undefined` as a function param is a common pattern to protect - // against the case when somebody does `undefined = true` and - // help with minification. More info: https://gist.github.com/315916 - if (!fnparam || token.value !== "undefined") { - warning("Expected an identifier and instead saw '{a}' (a reserved word).", - token, token.id); - } - } - return token.value; - } - } + // fnparam means that this identifier is being defined as a function + // argument (see identifier()) + function optionalidentifier(fnparam) { + if (nexttoken.identifier) { + advance(); + if (token.reserved && !option.es5) { + // `undefined` as a function param is a common pattern to protect + // against the case when somebody does `undefined = true` and + // help with minification. More info: https://gist.github.com/315916 + if (!fnparam || token.value !== "undefined") { + warning("Expected an identifier and instead saw '{a}' (a reserved word).", + token, token.id); + } + } + return token.value; + } + } - // fnparam means that this identifier is being defined as a function - // argument - function identifier(fnparam) { - var i = optionalidentifier(fnparam); - if (i) { - return i; - } - if (token.id === "function" && nexttoken.id === "(") { - warning("Missing name in function declaration."); - } else { - error("Expected an identifier and instead saw '{a}'.", - nexttoken, nexttoken.value); - } - } + // fnparam means that this identifier is being defined as a function + // argument + function identifier(fnparam) { + var i = optionalidentifier(fnparam); + if (i) { + return i; + } + if (token.id === "function" && nexttoken.id === "(") { + warning("Missing name in function declaration."); + } else { + error("Expected an identifier and instead saw '{a}'.", + nexttoken, nexttoken.value); + } + } - function reachable(s) { - var i = 0, t; - if (nexttoken.id !== ";" || noreach) { - return; - } - for (;;) { - t = peek(i); - if (t.reach) { - return; - } - if (t.id !== "(endline)") { - if (t.id === "function") { - if (!option.latedef) { - break; - } - warning( + function reachable(s) { + var i = 0, t; + if (nexttoken.id !== ";" || noreach) { + return; + } + for (;;) { + t = peek(i); + if (t.reach) { + return; + } + if (t.id !== "(endline)") { + if (t.id === "function") { + if (!option.latedef) { + break; + } + warning( "Inner functions should be listed at the top of the outer function.", t); - break; - } - warning("Unreachable '{a}' after '{b}'.", t, t.value, s); - break; - } - i += 1; - } - } + break; + } + warning("Unreachable '{a}' after '{b}'.", t, t.value, s); + break; + } + i += 1; + } + } - function statement(noindent) { - var i = indent, r, s = scope, t = nexttoken; + function statement(noindent) { + var i = indent, r, s = scope, t = nexttoken; - if (t.id === ";") { - advance(";"); - return; - } + if (t.id === ";") { + advance(";"); + return; + } - // Is this a labelled statement? + // Is this a labelled statement? - if (t.identifier && !t.reserved && peek().id === ":") { - advance(); - advance(":"); - scope = Object.create(s); - addlabel(t.value, "label"); + if (t.identifier && !t.reserved && peek().id === ":") { + advance(); + advance(":"); + scope = Object.create(s); + addlabel(t.value, "label"); - if (!nexttoken.labelled && nexttoken.value !== "{") { - warning("Label '{a}' on {b} statement.", nexttoken, t.value, nexttoken.value); - } + if (!nexttoken.labelled && nexttoken.value !== "{") { + warning("Label '{a}' on {b} statement.", nexttoken, t.value, nexttoken.value); + } - if (jx.test(t.value + ":")) { - warning("Label '{a}' looks like a javascript url.", t, t.value); - } + if (jx.test(t.value + ":")) { + warning("Label '{a}' looks like a javascript url.", t, t.value); + } - nexttoken.label = t.value; - t = nexttoken; - } + nexttoken.label = t.value; + t = nexttoken; + } - // Is it a lonely block? + // Is it a lonely block? - if (t.id === "{") { - block(true, true); - return; - } + if (t.id === "{") { + block(true, true); + return; + } - // Parse the statement. + // Parse the statement. - if (!noindent) { - indentation(); - } - r = expression(0, true); + if (!noindent) { + indentation(); + } + r = expression(0, true); - // Look for the final semicolon. + // Look for the final semicolon. - if (!t.block) { - if (!option.expr && (!r || !r.exps)) { - warning("Expected an assignment or function call and instead saw an expression.", - token); - } else if (option.nonew && r.id === "(" && r.left.id === "new") { - warning("Do not use 'new' for side effects.", t); - } + if (!t.block) { + if (!option.expr && (!r || !r.exps)) { + warning("Expected an assignment or function call and instead saw an expression.", + token); + } else if (option.nonew && r.id === "(" && r.left.id === "new") { + warning("Do not use 'new' for side effects.", t); + } - if (nexttoken.id === ",") { - return comma(); - } + if (nexttoken.id === ",") { + return comma(); + } - if (nexttoken.id !== ";") { - if (!option.asi) { - // If this is the last statement in a block that ends on - // the same line *and* option lastsemic is on, ignore the warning. - // Otherwise, complain about missing semicolon. - if (!option.lastsemic || nexttoken.id !== "}" || - nexttoken.line !== token.line) { - warningAt("Missing semicolon.", token.line, token.character); - } - } - } else { - adjacent(token, nexttoken); - advance(";"); - nonadjacent(token, nexttoken); - } - } + if (nexttoken.id !== ";") { + if (!option.asi) { + // If this is the last statement in a block that ends on + // the same line *and* option lastsemic is on, ignore the warning. + // Otherwise, complain about missing semicolon. + if (!option.lastsemic || nexttoken.id !== "}" || + nexttoken.line !== token.line) { + warningAt("Missing semicolon.", token.line, token.character); + } + } + } else { + adjacent(token, nexttoken); + advance(";"); + nonadjacent(token, nexttoken); + } + } // Restore the indentation. - indent = i; - scope = s; - return r; - } + indent = i; + scope = s; + return r; + } - function statements(startLine) { - var a = [], p; + function statements(startLine) { + var a = [], p; - while (!nexttoken.reach && nexttoken.id !== "(end)") { - if (nexttoken.id === ";") { - p = peek(); - if (!p || p.id !== "(") { - warning("Unnecessary semicolon."); - } - advance(";"); - } else { - a.push(statement(startLine === nexttoken.line)); - } - } - return a; - } + while (!nexttoken.reach && nexttoken.id !== "(end)") { + if (nexttoken.id === ";") { + p = peek(); + if (!p || p.id !== "(") { + warning("Unnecessary semicolon."); + } + advance(";"); + } else { + a.push(statement(startLine === nexttoken.line)); + } + } + return a; + } - /* - * read all directives - * recognizes a simple form of asi, but always - * warns, if it is used - */ - function directives() { - var i, p, pn; + /* + * read all directives + * recognizes a simple form of asi, but always + * warns, if it is used + */ + function directives() { + var i, p, pn; - for (;;) { - if (nexttoken.id === "(string)") { - p = peek(0); - if (p.id === "(endline)") { - i = 1; - do { - pn = peek(i); - i = i + 1; - } while (pn.id === "(endline)"); + for (;;) { + if (nexttoken.id === "(string)") { + p = peek(0); + if (p.id === "(endline)") { + i = 1; + do { + pn = peek(i); + i = i + 1; + } while (pn.id === "(endline)"); - if (pn.id !== ";") { - if (pn.id !== "(string)" && pn.id !== "(number)" && - pn.id !== "(regexp)" && pn.identifier !== true && - pn.id !== "}") { - break; - } - warning("Missing semicolon.", nexttoken); - } else { - p = pn; - } - } else if (p.id === "}") { - // directive with no other statements, warn about missing semicolon - warning("Missing semicolon.", p); - } else if (p.id !== ";") { - break; - } + if (pn.id !== ";") { + if (pn.id !== "(string)" && pn.id !== "(number)" && + pn.id !== "(regexp)" && pn.identifier !== true && + pn.id !== "}") { + break; + } + warning("Missing semicolon.", nexttoken); + } else { + p = pn; + } + } else if (p.id === "}") { + // directive with no other statements, warn about missing semicolon + warning("Missing semicolon.", p); + } else if (p.id !== ";") { + break; + } - indentation(); - advance(); - if (directive[token.value]) { - warning("Unnecessary directive \"{a}\".", token, token.value); - } + indentation(); + advance(); + if (directive[token.value]) { + warning("Unnecessary directive \"{a}\".", token, token.value); + } - if (token.value === "use strict") { - if (!option["(explicitNewcap)"]) - option.newcap = true; - option.undef = true; - } + if (token.value === "use strict") { + if (!option["(explicitNewcap)"]) + option.newcap = true; + option.undef = true; + } - // there's no directive negation, so always set to true - directive[token.value] = true; + // there's no directive negation, so always set to true + directive[token.value] = true; - if (p.id === ";") { - advance(";"); - } - continue; - } - break; - } - } + if (p.id === ";") { + advance(";"); + } + continue; + } + break; + } + } - /* - * Parses a single block. A block is a sequence of statements wrapped in - * braces. - * - * ordinary - true for everything but function bodies and try blocks. - * stmt - true if block can be a single statement (e.g. in if/for/while). - * isfunc - true if block is a function body - */ - function block(ordinary, stmt, isfunc) { - var a, - b = inblock, - old_indent = indent, - m, - s = scope, - t, - line, - d; + /* + * Parses a single block. A block is a sequence of statements wrapped in + * braces. + * + * ordinary - true for everything but function bodies and try blocks. + * stmt - true if block can be a single statement (e.g. in if/for/while). + * isfunc - true if block is a function body + */ + function block(ordinary, stmt, isfunc) { + var a, + b = inblock, + old_indent = indent, + m, + s = scope, + t, + line, + d; - inblock = ordinary; + inblock = ordinary; - if (!ordinary || !option.funcscope) - scope = Object.create(scope); + if (!ordinary || !option.funcscope) + scope = Object.create(scope); - nonadjacent(token, nexttoken); - t = nexttoken; + nonadjacent(token, nexttoken); + t = nexttoken; - var metrics = funct["(metrics)"]; - metrics.nestedBlockDepth += 1; - metrics.verifyMaxNestedBlockDepthPerFunction(); + var metrics = funct["(metrics)"]; + metrics.nestedBlockDepth += 1; + metrics.verifyMaxNestedBlockDepthPerFunction(); - if (nexttoken.id === "{") { - advance("{"); - line = token.line; - if (nexttoken.id !== "}") { - indent += option.indent; - while (!ordinary && nexttoken.from > indent) { - indent += option.indent; - } + if (nexttoken.id === "{") { + advance("{"); + line = token.line; + if (nexttoken.id !== "}") { + indent += option.indent; + while (!ordinary && nexttoken.from > indent) { + indent += option.indent; + } - if (isfunc) { - m = {}; - for (d in directive) { - if (is_own(directive, d)) { - m[d] = directive[d]; - } - } - directives(); + if (isfunc) { + m = {}; + for (d in directive) { + if (is_own(directive, d)) { + m[d] = directive[d]; + } + } + directives(); - if (option.strict && funct["(context)"]["(global)"]) { - if (!m["use strict"] && !directive["use strict"]) { - warning("Missing \"use strict\" statement."); - } - } - } + if (option.strict && funct["(context)"]["(global)"]) { + if (!m["use strict"] && !directive["use strict"]) { + warning("Missing \"use strict\" statement."); + } + } + } - a = statements(line); + a = statements(line); - metrics.statementCount += a.length; + metrics.statementCount += a.length; - if (isfunc) { - directive = m; - } + if (isfunc) { + directive = m; + } - indent -= option.indent; - if (line !== nexttoken.line) { - indentation(); - } - } else if (line !== nexttoken.line) { - indentation(); - } - advance("}", t); - indent = old_indent; - } else if (!ordinary) { - error("Expected '{a}' and instead saw '{b}'.", - nexttoken, "{", nexttoken.value); - } else { - if (!stmt || option.curly) - warning("Expected '{a}' and instead saw '{b}'.", - nexttoken, "{", nexttoken.value); + indent -= option.indent; + if (line !== nexttoken.line) { + indentation(); + } + } else if (line !== nexttoken.line) { + indentation(); + } + advance("}", t); + indent = old_indent; + } else if (!ordinary) { + error("Expected '{a}' and instead saw '{b}'.", + nexttoken, "{", nexttoken.value); + } else { + if (!stmt || option.curly) + warning("Expected '{a}' and instead saw '{b}'.", + nexttoken, "{", nexttoken.value); - noreach = true; - indent += option.indent; - // test indentation only if statement is in new line - a = [statement(nexttoken.line === token.line)]; - indent -= option.indent; - noreach = false; - } - funct["(verb)"] = null; - if (!ordinary || !option.funcscope) scope = s; - inblock = b; - if (ordinary && option.noempty && (!a || a.length === 0)) { - warning("Empty block."); - } - metrics.nestedBlockDepth -= 1; - return a; - } + noreach = true; + indent += option.indent; + // test indentation only if statement is in new line + a = [statement(nexttoken.line === token.line)]; + indent -= option.indent; + noreach = false; + } + funct["(verb)"] = null; + if (!ordinary || !option.funcscope) scope = s; + inblock = b; + if (ordinary && option.noempty && (!a || a.length === 0)) { + warning("Empty block."); + } + metrics.nestedBlockDepth -= 1; + return a; + } - function countMember(m) { - if (membersOnly && typeof membersOnly[m] !== "boolean") { - warning("Unexpected /*member '{a}'.", token, m); - } - if (typeof member[m] === "number") { - member[m] += 1; - } else { - member[m] = 1; - } - } + function countMember(m) { + if (membersOnly && typeof membersOnly[m] !== "boolean") { + warning("Unexpected /*member '{a}'.", token, m); + } + if (typeof member[m] === "number") { + member[m] += 1; + } else { + member[m] = 1; + } + } - function note_implied(token) { - var name = token.value, line = token.line, a = implied[name]; - if (typeof a === "function") { - a = false; - } + function note_implied(token) { + var name = token.value, line = token.line, a = implied[name]; + if (typeof a === "function") { + a = false; + } - if (!a) { - a = [line]; - implied[name] = a; - } else if (a[a.length - 1] !== line) { - a.push(line); - } - } + if (!a) { + a = [line]; + implied[name] = a; + } else if (a[a.length - 1] !== line) { + a.push(line); + } + } - // Build the syntax table by declaring the syntactic elements of the language. + // Build the syntax table by declaring the syntactic elements of the language. - type("(number)", function () { - return this; - }); + type("(number)", function () { + return this; + }); - type("(string)", function () { - return this; - }); + type("(string)", function () { + return this; + }); - syntax["(identifier)"] = { - type: "(identifier)", - lbp: 0, - identifier: true, - nud: function () { - var v = this.value, - s = scope[v], - f; + syntax["(identifier)"] = { + type: "(identifier)", + lbp: 0, + identifier: true, + nud: function () { + var v = this.value, + s = scope[v], + f; - if (typeof s === "function") { - // Protection against accidental inheritance. - s = undefined; - } else if (typeof s === "boolean") { - f = funct; - funct = functions[0]; - addlabel(v, "var"); - s = funct; - funct = f; - } + if (typeof s === "function") { + // Protection against accidental inheritance. + s = undefined; + } else if (typeof s === "boolean") { + f = funct; + funct = functions[0]; + addlabel(v, "var"); + s = funct; + funct = f; + } - // The name is in scope and defined in the current function. - if (funct === s) { - // Change 'unused' to 'var', and reject labels. - switch (funct[v]) { - case "unused": - funct[v] = "var"; - break; - case "unction": - funct[v] = "function"; - this["function"] = true; - break; - case "function": - this["function"] = true; - break; - case "label": - warning("'{a}' is a statement label.", token, v); - break; - } - } else if (funct["(global)"]) { - // The name is not defined in the function. If we are in the global - // scope, then we have an undefined variable. - // - // Operators typeof and delete do not raise runtime errors even if - // the base object of a reference is null so no need to display warning - // if we're inside of typeof or delete. + // The name is in scope and defined in the current function. + if (funct === s) { + // Change 'unused' to 'var', and reject labels. + switch (funct[v]) { + case "unused": + funct[v] = "var"; + break; + case "unction": + funct[v] = "function"; + this["function"] = true; + break; + case "function": + this["function"] = true; + break; + case "label": + warning("'{a}' is a statement label.", token, v); + break; + } + } else if (funct["(global)"]) { + // The name is not defined in the function. If we are in the global + // scope, then we have an undefined variable. + // + // Operators typeof and delete do not raise runtime errors even if + // the base object of a reference is null so no need to display warning + // if we're inside of typeof or delete. - if (option.undef && typeof predefined[v] !== "boolean") { - // Attempting to subscript a null reference will throw an - // error, even within the typeof and delete operators - if (!(anonname === "typeof" || anonname === "delete") || - (nexttoken && (nexttoken.value === "." || nexttoken.value === "["))) { + if (option.undef && typeof predefined[v] !== "boolean") { + // Attempting to subscript a null reference will throw an + // error, even within the typeof and delete operators + if (!(anonname === "typeof" || anonname === "delete") || + (nexttoken && (nexttoken.value === "." || nexttoken.value === "["))) { - isundef(funct, "'{a}' is not defined.", token, v); - } - } + isundef(funct, "'{a}' is not defined.", token, v); + } + } - note_implied(token); - } else { - // If the name is already defined in the current - // function, but not as outer, then there is a scope error. + note_implied(token); + } else { + // If the name is already defined in the current + // function, but not as outer, then there is a scope error. - switch (funct[v]) { - case "closure": - case "function": - case "var": - case "unused": - warning("'{a}' used out of scope.", token, v); - break; - case "label": - warning("'{a}' is a statement label.", token, v); - break; - case "outer": - case "global": - break; - default: - // If the name is defined in an outer function, make an outer entry, - // and if it was unused, make it var. - if (s === true) { - funct[v] = true; - } else if (s === null) { - warning("'{a}' is not allowed.", token, v); - note_implied(token); - } else if (typeof s !== "object") { - // Operators typeof and delete do not raise runtime errors even - // if the base object of a reference is null so no need to - // display warning if we're inside of typeof or delete. - if (option.undef) { - // Attempting to subscript a null reference will throw an - // error, even within the typeof and delete operators - if (!(anonname === "typeof" || anonname === "delete") || - (nexttoken && - (nexttoken.value === "." || nexttoken.value === "["))) { + switch (funct[v]) { + case "closure": + case "function": + case "var": + case "unused": + warning("'{a}' used out of scope.", token, v); + break; + case "label": + warning("'{a}' is a statement label.", token, v); + break; + case "outer": + case "global": + break; + default: + // If the name is defined in an outer function, make an outer entry, + // and if it was unused, make it var. + if (s === true) { + funct[v] = true; + } else if (s === null) { + warning("'{a}' is not allowed.", token, v); + note_implied(token); + } else if (typeof s !== "object") { + // Operators typeof and delete do not raise runtime errors even + // if the base object of a reference is null so no need to + // display warning if we're inside of typeof or delete. + if (option.undef) { + // Attempting to subscript a null reference will throw an + // error, even within the typeof and delete operators + if (!(anonname === "typeof" || anonname === "delete") || + (nexttoken && + (nexttoken.value === "." || nexttoken.value === "["))) { - isundef(funct, "'{a}' is not defined.", token, v); - } - } - funct[v] = true; - note_implied(token); - } else { - switch (s[v]) { - case "function": - case "unction": - this["function"] = true; - s[v] = "closure"; - funct[v] = s["(global)"] ? "global" : "outer"; - break; - case "var": - case "unused": - s[v] = "closure"; - funct[v] = s["(global)"] ? "global" : "outer"; - break; - case "closure": - funct[v] = s["(global)"] ? "global" : "outer"; - break; - case "label": - warning("'{a}' is a statement label.", token, v); - } - } - } - } - return this; - }, - led: function () { - error("Expected an operator and instead saw '{a}'.", - nexttoken, nexttoken.value); - } - }; + isundef(funct, "'{a}' is not defined.", token, v); + } + } + funct[v] = true; + note_implied(token); + } else { + switch (s[v]) { + case "function": + case "unction": + this["function"] = true; + s[v] = "closure"; + funct[v] = s["(global)"] ? "global" : "outer"; + break; + case "var": + case "unused": + s[v] = "closure"; + funct[v] = s["(global)"] ? "global" : "outer"; + break; + case "closure": + funct[v] = s["(global)"] ? "global" : "outer"; + break; + case "label": + warning("'{a}' is a statement label.", token, v); + } + } + } + } + return this; + }, + led: function () { + error("Expected an operator and instead saw '{a}'.", + nexttoken, nexttoken.value); + } + }; - type("(regexp)", function () { - return this; - }); + type("(regexp)", function () { + return this; + }); // ECMAScript parser - delim("(endline)"); - delim("(begin)"); - delim("(end)").reach = true; - delim(""); - delim("(error)").reach = true; - delim("}").reach = true; - delim(")"); - delim("]"); - delim("\"").reach = true; - delim("'").reach = true; - delim(";"); - delim(":").reach = true; - delim(","); - delim("#"); - delim("@"); - reserve("else"); - reserve("case").reach = true; - reserve("catch"); - reserve("default").reach = true; - reserve("finally"); - reservevar("arguments", function (x) { - if (directive["use strict"] && funct["(global)"]) { - warning("Strict violation.", x); - } - }); - reservevar("eval"); - reservevar("false"); - reservevar("Infinity"); - reservevar("null"); - reservevar("this", function (x) { - if (directive["use strict"] && !option.validthis && ((funct["(statement)"] && - funct["(name)"].charAt(0) > "Z") || funct["(global)"])) { - warning("Possible strict violation.", x); - } - }); - reservevar("true"); - reservevar("undefined"); - assignop("=", "assign", 20); - assignop("+=", "assignadd", 20); - assignop("-=", "assignsub", 20); - assignop("*=", "assignmult", 20); - assignop("/=", "assigndiv", 20).nud = function () { - error("A regular expression literal can be confused with '/='."); - }; - assignop("%=", "assignmod", 20); - bitwiseassignop("&=", "assignbitand", 20); - bitwiseassignop("|=", "assignbitor", 20); - bitwiseassignop("^=", "assignbitxor", 20); - bitwiseassignop("<<=", "assignshiftleft", 20); - bitwiseassignop(">>=", "assignshiftright", 20); - bitwiseassignop(">>>=", "assignshiftrightunsigned", 20); - infix("?", function (left, that) { - that.left = left; - that.right = expression(10); - advance(":"); - that["else"] = expression(10); - return that; - }, 30); + delim("(endline)"); + delim("(begin)"); + delim("(end)").reach = true; + delim(""); + delim("(error)").reach = true; + delim("}").reach = true; + delim(")"); + delim("]"); + delim("\"").reach = true; + delim("'").reach = true; + delim(";"); + delim(":").reach = true; + delim(","); + delim("#"); + delim("@"); + reserve("else"); + reserve("case").reach = true; + reserve("catch"); + reserve("default").reach = true; + reserve("finally"); + reservevar("arguments", function (x) { + if (directive["use strict"] && funct["(global)"]) { + warning("Strict violation.", x); + } + }); + reservevar("eval"); + reservevar("false"); + reservevar("Infinity"); + reservevar("null"); + reservevar("this", function (x) { + if (directive["use strict"] && !option.validthis && ((funct["(statement)"] && + funct["(name)"].charAt(0) > "Z") || funct["(global)"])) { + warning("Possible strict violation.", x); + } + }); + reservevar("true"); + reservevar("undefined"); + assignop("=", "assign", 20); + assignop("+=", "assignadd", 20); + assignop("-=", "assignsub", 20); + assignop("*=", "assignmult", 20); + assignop("/=", "assigndiv", 20).nud = function () { + error("A regular expression literal can be confused with '/='."); + }; + assignop("%=", "assignmod", 20); + bitwiseassignop("&=", "assignbitand", 20); + bitwiseassignop("|=", "assignbitor", 20); + bitwiseassignop("^=", "assignbitxor", 20); + bitwiseassignop("<<=", "assignshiftleft", 20); + bitwiseassignop(">>=", "assignshiftright", 20); + bitwiseassignop(">>>=", "assignshiftrightunsigned", 20); + infix("?", function (left, that) { + that.left = left; + that.right = expression(10); + advance(":"); + that["else"] = expression(10); + return that; + }, 30); - infix("||", "or", 40); - infix("&&", "and", 50); - bitwise("|", "bitor", 70); - bitwise("^", "bitxor", 80); - bitwise("&", "bitand", 90); - relation("==", function (left, right) { - var eqnull = option.eqnull && (left.value === "null" || right.value === "null"); + infix("||", "or", 40); + infix("&&", "and", 50); + bitwise("|", "bitor", 70); + bitwise("^", "bitxor", 80); + bitwise("&", "bitand", 90); + relation("==", function (left, right) { + var eqnull = option.eqnull && (left.value === "null" || right.value === "null"); - if (!eqnull && option.eqeqeq) - warning("Expected '{a}' and instead saw '{b}'.", this, "===", "=="); - else if (isPoorRelation(left)) - warning("Use '{a}' to compare with '{b}'.", this, "===", left.value); - else if (isPoorRelation(right)) - warning("Use '{a}' to compare with '{b}'.", this, "===", right.value); + if (!eqnull && option.eqeqeq) + warning("Expected '{a}' and instead saw '{b}'.", this, "===", "=="); + else if (isPoorRelation(left)) + warning("Use '{a}' to compare with '{b}'.", this, "===", left.value); + else if (isPoorRelation(right)) + warning("Use '{a}' to compare with '{b}'.", this, "===", right.value); - return this; - }); - relation("==="); - relation("!=", function (left, right) { - var eqnull = option.eqnull && - (left.value === "null" || right.value === "null"); + return this; + }); + relation("==="); + relation("!=", function (left, right) { + var eqnull = option.eqnull && + (left.value === "null" || right.value === "null"); - if (!eqnull && option.eqeqeq) { - warning("Expected '{a}' and instead saw '{b}'.", - this, "!==", "!="); - } else if (isPoorRelation(left)) { - warning("Use '{a}' to compare with '{b}'.", - this, "!==", left.value); - } else if (isPoorRelation(right)) { - warning("Use '{a}' to compare with '{b}'.", - this, "!==", right.value); - } - return this; - }); - relation("!=="); - relation("<"); - relation(">"); - relation("<="); - relation(">="); - bitwise("<<", "shiftleft", 120); - bitwise(">>", "shiftright", 120); - bitwise(">>>", "shiftrightunsigned", 120); - infix("in", "in", 120); - infix("instanceof", "instanceof", 120); - infix("+", function (left, that) { - var right = expression(130); - if (left && right && left.id === "(string)" && right.id === "(string)") { - left.value += right.value; - left.character = right.character; - if (!option.scripturl && jx.test(left.value)) { - warning("JavaScript URL.", left); - } - return left; - } - that.left = left; - that.right = right; - return that; - }, 130); - prefix("+", "num"); - prefix("+++", function () { - warning("Confusing pluses."); - this.right = expression(150); - this.arity = "unary"; - return this; - }); - infix("+++", function (left) { - warning("Confusing pluses."); - this.left = left; - this.right = expression(130); - return this; - }, 130); - infix("-", "sub", 130); - prefix("-", "neg"); - prefix("---", function () { - warning("Confusing minuses."); - this.right = expression(150); - this.arity = "unary"; - return this; - }); - infix("---", function (left) { - warning("Confusing minuses."); - this.left = left; - this.right = expression(130); - return this; - }, 130); - infix("*", "mult", 140); - infix("/", "div", 140); - infix("%", "mod", 140); + if (!eqnull && option.eqeqeq) { + warning("Expected '{a}' and instead saw '{b}'.", + this, "!==", "!="); + } else if (isPoorRelation(left)) { + warning("Use '{a}' to compare with '{b}'.", + this, "!==", left.value); + } else if (isPoorRelation(right)) { + warning("Use '{a}' to compare with '{b}'.", + this, "!==", right.value); + } + return this; + }); + relation("!=="); + relation("<"); + relation(">"); + relation("<="); + relation(">="); + bitwise("<<", "shiftleft", 120); + bitwise(">>", "shiftright", 120); + bitwise(">>>", "shiftrightunsigned", 120); + infix("in", "in", 120); + infix("instanceof", "instanceof", 120); + infix("+", function (left, that) { + var right = expression(130); + if (left && right && left.id === "(string)" && right.id === "(string)") { + left.value += right.value; + left.character = right.character; + if (!option.scripturl && jx.test(left.value)) { + warning("JavaScript URL.", left); + } + return left; + } + that.left = left; + that.right = right; + return that; + }, 130); + prefix("+", "num"); + prefix("+++", function () { + warning("Confusing pluses."); + this.right = expression(150); + this.arity = "unary"; + return this; + }); + infix("+++", function (left) { + warning("Confusing pluses."); + this.left = left; + this.right = expression(130); + return this; + }, 130); + infix("-", "sub", 130); + prefix("-", "neg"); + prefix("---", function () { + warning("Confusing minuses."); + this.right = expression(150); + this.arity = "unary"; + return this; + }); + infix("---", function (left) { + warning("Confusing minuses."); + this.left = left; + this.right = expression(130); + return this; + }, 130); + infix("*", "mult", 140); + infix("/", "div", 140); + infix("%", "mod", 140); - suffix("++", "postinc"); - prefix("++", "preinc"); - syntax["++"].exps = true; + suffix("++", "postinc"); + prefix("++", "preinc"); + syntax["++"].exps = true; - suffix("--", "postdec"); - prefix("--", "predec"); - syntax["--"].exps = true; - prefix("delete", function () { - var p = expression(0); - if (!p || (p.id !== "." && p.id !== "[")) { - warning("Variables should not be deleted."); - } - this.first = p; - return this; - }).exps = true; + suffix("--", "postdec"); + prefix("--", "predec"); + syntax["--"].exps = true; + prefix("delete", function () { + var p = expression(0); + if (!p || (p.id !== "." && p.id !== "[")) { + warning("Variables should not be deleted."); + } + this.first = p; + return this; + }).exps = true; - prefix("~", function () { - if (option.bitwise) { - warning("Unexpected '{a}'.", this, "~"); - } - expression(150); - return this; - }); + prefix("~", function () { + if (option.bitwise) { + warning("Unexpected '{a}'.", this, "~"); + } + expression(150); + return this; + }); - prefix("!", function () { - this.right = expression(150); - this.arity = "unary"; - if (bang[this.right.id] === true) { - warning("Confusing use of '{a}'.", this, "!"); - } - return this; - }); - prefix("typeof", "typeof"); - prefix("new", function () { - var c = expression(155), i; - if (c && c.id !== "function") { - if (c.identifier) { - c["new"] = true; - switch (c.value) { - case "Number": - case "String": - case "Boolean": - case "Math": - case "JSON": - warning("Do not use {a} as a constructor.", prevtoken, c.value); - break; - case "Function": - if (!option.evil) { - warning("The Function constructor is eval."); - } - break; - case "Date": - case "RegExp": - break; - default: - if (c.id !== "function") { - i = c.value.substr(0, 1); - if (option.newcap && (i < "A" || i > "Z") && !is_own(global, c.value)) { - warning("A constructor name should start with an uppercase letter.", - token); - } - } - } - } else { - if (c.id !== "." && c.id !== "[" && c.id !== "(") { - warning("Bad constructor.", token); - } - } - } else { - if (!option.supernew) - warning("Weird construction. Delete 'new'.", this); - } - adjacent(token, nexttoken); - if (nexttoken.id !== "(" && !option.supernew) { - warning("Missing '()' invoking a constructor.", - token, token.value); - } - this.first = c; - return this; - }); - syntax["new"].exps = true; + prefix("!", function () { + this.right = expression(150); + this.arity = "unary"; + if (bang[this.right.id] === true) { + warning("Confusing use of '{a}'.", this, "!"); + } + return this; + }); + prefix("typeof", "typeof"); + prefix("new", function () { + var c = expression(155), i; + if (c && c.id !== "function") { + if (c.identifier) { + c["new"] = true; + switch (c.value) { + case "Number": + case "String": + case "Boolean": + case "Math": + case "JSON": + warning("Do not use {a} as a constructor.", prevtoken, c.value); + break; + case "Function": + if (!option.evil) { + warning("The Function constructor is eval."); + } + break; + case "Date": + case "RegExp": + break; + default: + if (c.id !== "function") { + i = c.value.substr(0, 1); + if (option.newcap && (i < "A" || i > "Z") && !is_own(global, c.value)) { + warning("A constructor name should start with an uppercase letter.", + token); + } + } + } + } else { + if (c.id !== "." && c.id !== "[" && c.id !== "(") { + warning("Bad constructor.", token); + } + } + } else { + if (!option.supernew) + warning("Weird construction. Delete 'new'.", this); + } + adjacent(token, nexttoken); + if (nexttoken.id !== "(" && !option.supernew) { + warning("Missing '()' invoking a constructor.", + token, token.value); + } + this.first = c; + return this; + }); + syntax["new"].exps = true; - prefix("void").exps = true; + prefix("void").exps = true; - infix(".", function (left, that) { - adjacent(prevtoken, token); - nobreak(); - var m = identifier(); - if (typeof m === "string") { - countMember(m); - } - that.left = left; - that.right = m; - if (left && left.value === "arguments" && (m === "callee" || m === "caller")) { - if (option.noarg) - warning("Avoid arguments.{a}.", left, m); - else if (directive["use strict"]) - error("Strict violation."); - } else if (!option.evil && left && left.value === "document" && - (m === "write" || m === "writeln")) { - warning("document.write can be a form of eval.", left); - } - if (!option.evil && (m === "eval" || m === "execScript")) { - warning("eval is evil."); - } - return that; - }, 160, true); + infix(".", function (left, that) { + adjacent(prevtoken, token); + nobreak(); + var m = identifier(); + if (typeof m === "string") { + countMember(m); + } + that.left = left; + that.right = m; + if (left && left.value === "arguments" && (m === "callee" || m === "caller")) { + if (option.noarg) + warning("Avoid arguments.{a}.", left, m); + else if (directive["use strict"]) + error("Strict violation."); + } else if (!option.evil && left && left.value === "document" && + (m === "write" || m === "writeln")) { + warning("document.write can be a form of eval.", left); + } + if (!option.evil && (m === "eval" || m === "execScript")) { + warning("eval is evil."); + } + return that; + }, 160, true); - infix("(", function (left, that) { - if (prevtoken.id !== "}" && prevtoken.id !== ")") { - nobreak(prevtoken, token); - } - nospace(); - if (option.immed && !left.immed && left.id === "function") { - warning("Wrap an immediate function invocation in parentheses " + - "to assist the reader in understanding that the expression " + - "is the result of a function, and not the function itself."); - } - var n = 0, - p = []; - if (left) { - if (left.type === "(identifier)") { - if (left.value.match(/^[A-Z]([A-Z0-9_$]*[a-z][A-Za-z0-9_$]*)?$/)) { - if ("Number String Boolean Date Object".indexOf(left.value) === -1) { - if (left.value === "Math") { - warning("Math is not a function.", left); - } else if (option.newcap) { - warning("Missing 'new' prefix when invoking a constructor.", left); - } - } - } - } - } - if (nexttoken.id !== ")") { - for (;;) { - p[p.length] = expression(10); - n += 1; - if (nexttoken.id !== ",") { - break; - } - comma(); - } - } - advance(")"); - nospace(prevtoken, token); - if (typeof left === "object") { - if (left.value === "parseInt" && n === 1) { - warning("Missing radix parameter.", token); - } - if (!option.evil) { - if (left.value === "eval" || left.value === "Function" || - left.value === "execScript") { - warning("eval is evil.", left); + infix("(", function (left, that) { + if (prevtoken.id !== "}" && prevtoken.id !== ")") { + nobreak(prevtoken, token); + } + nospace(); + if (option.immed && !left.immed && left.id === "function") { + warning("Wrap an immediate function invocation in parentheses " + + "to assist the reader in understanding that the expression " + + "is the result of a function, and not the function itself."); + } + var n = 0, + p = []; + if (left) { + if (left.type === "(identifier)") { + if (left.value.match(/^[A-Z]([A-Z0-9_$]*[a-z][A-Za-z0-9_$]*)?$/)) { + if ("Number String Boolean Date Object".indexOf(left.value) === -1) { + if (left.value === "Math") { + warning("Math is not a function.", left); + } else if (option.newcap) { + warning("Missing 'new' prefix when invoking a constructor.", left); + } + } + } + } + } + if (nexttoken.id !== ")") { + for (;;) { + p[p.length] = expression(10); + n += 1; + if (nexttoken.id !== ",") { + break; + } + comma(); + } + } + advance(")"); + nospace(prevtoken, token); + if (typeof left === "object") { + if (left.value === "parseInt" && n === 1) { + warning("Missing radix parameter.", token); + } + if (!option.evil) { + if (left.value === "eval" || left.value === "Function" || + left.value === "execScript") { + warning("eval is evil.", left); - if (p[0] && [0].id === "(string)") { - addInternalSrc(left, p[0].value); - } - } else if (p[0] && p[0].id === "(string)" && - (left.value === "setTimeout" || - left.value === "setInterval")) { - warning( - "Implied eval is evil. Pass a function instead of a string.", left); - addInternalSrc(left, p[0].value); + if (p[0] && [0].id === "(string)") { + addInternalSrc(left, p[0].value); + } + } else if (p[0] && p[0].id === "(string)" && + (left.value === "setTimeout" || + left.value === "setInterval")) { + warning( + "Implied eval is evil. Pass a function instead of a string.", left); + addInternalSrc(left, p[0].value); - // window.setTimeout/setInterval - } else if (p[0] && p[0].id === "(string)" && - left.value === "." && - left.left.value === "window" && - (left.right === "setTimeout" || - left.right === "setInterval")) { - warning( - "Implied eval is evil. Pass a function instead of a string.", left); - addInternalSrc(left, p[0].value); - } - } - if (!left.identifier && left.id !== "." && left.id !== "[" && - left.id !== "(" && left.id !== "&&" && left.id !== "||" && - left.id !== "?") { - warning("Bad invocation.", left); - } - } - that.left = left; - return that; - }, 155, true).exps = true; + // window.setTimeout/setInterval + } else if (p[0] && p[0].id === "(string)" && + left.value === "." && + left.left.value === "window" && + (left.right === "setTimeout" || + left.right === "setInterval")) { + warning( + "Implied eval is evil. Pass a function instead of a string.", left); + addInternalSrc(left, p[0].value); + } + } + if (!left.identifier && left.id !== "." && left.id !== "[" && + left.id !== "(" && left.id !== "&&" && left.id !== "||" && + left.id !== "?") { + warning("Bad invocation.", left); + } + } + that.left = left; + return that; + }, 155, true).exps = true; - prefix("(", function () { - nospace(); - if (nexttoken.id === "function") { - nexttoken.immed = true; - } - var v = expression(0); - advance(")", this); - nospace(prevtoken, token); - if (option.immed && v.id === "function") { - if (nexttoken.id !== "(" && - (nexttoken.id !== "." || (peek().value !== "call" && peek().value !== "apply"))) { - warning( + prefix("(", function () { + nospace(); + if (nexttoken.id === "function") { + nexttoken.immed = true; + } + var v = expression(0); + advance(")", this); + nospace(prevtoken, token); + if (option.immed && v.id === "function") { + if (nexttoken.id !== "(" && + (nexttoken.id !== "." || (peek().value !== "call" && peek().value !== "apply"))) { + warning( "Do not wrap function literals in parens unless they are to be immediately invoked.", - this); - } - } + this); + } + } - return v; - }); + return v; + }); - infix("[", function (left, that) { - nobreak(prevtoken, token); - nospace(); - var e = expression(0), s; - if (e && e.type === "(string)") { - if (!option.evil && (e.value === "eval" || e.value === "execScript")) { - warning("eval is evil.", that); - } - countMember(e.value); - if (!option.sub && ix.test(e.value)) { - s = syntax[e.value]; - if (!s || !s.reserved) { - warning("['{a}'] is better written in dot notation.", - prevtoken, e.value); - } - } - } - advance("]", that); - nospace(prevtoken, token); - that.left = left; - that.right = e; - return that; - }, 160, true); + infix("[", function (left, that) { + nobreak(prevtoken, token); + nospace(); + var e = expression(0), s; + if (e && e.type === "(string)") { + if (!option.evil && (e.value === "eval" || e.value === "execScript")) { + warning("eval is evil.", that); + } + countMember(e.value); + if (!option.sub && ix.test(e.value)) { + s = syntax[e.value]; + if (!s || !s.reserved) { + warning("['{a}'] is better written in dot notation.", + prevtoken, e.value); + } + } + } + advance("]", that); + nospace(prevtoken, token); + that.left = left; + that.right = e; + return that; + }, 160, true); - prefix("[", function () { - var b = token.line !== nexttoken.line; - this.first = []; - if (b) { - indent += option.indent; - if (nexttoken.from === indent + option.indent) { - indent += option.indent; - } - } - while (nexttoken.id !== "(end)") { - while (nexttoken.id === ",") { - if (!option.es5) - warning("Extra comma."); - advance(","); - } - if (nexttoken.id === "]") { - break; - } - if (b && token.line !== nexttoken.line) { - indentation(); - } - this.first.push(expression(10)); - if (nexttoken.id === ",") { - comma(); - if (nexttoken.id === "]" && !option.es5) { - warning("Extra comma.", token); - break; - } - } else { - break; - } - } - if (b) { - indent -= option.indent; - indentation(); - } - advance("]", this); - return this; - }, 160); + prefix("[", function () { + var b = token.line !== nexttoken.line; + this.first = []; + if (b) { + indent += option.indent; + if (nexttoken.from === indent + option.indent) { + indent += option.indent; + } + } + while (nexttoken.id !== "(end)") { + while (nexttoken.id === ",") { + if (!option.es5) + warning("Extra comma."); + advance(","); + } + if (nexttoken.id === "]") { + break; + } + if (b && token.line !== nexttoken.line) { + indentation(); + } + this.first.push(expression(10)); + if (nexttoken.id === ",") { + comma(); + if (nexttoken.id === "]" && !option.es5) { + warning("Extra comma.", token); + break; + } + } else { + break; + } + } + if (b) { + indent -= option.indent; + indentation(); + } + advance("]", this); + return this; + }, 160); - function property_name() { - var id = optionalidentifier(true); - if (!id) { - if (nexttoken.id === "(string)") { - id = nexttoken.value; - advance(); - } else if (nexttoken.id === "(number)") { - id = nexttoken.value.toString(); - advance(); - } - } - return id; - } + function property_name() { + var id = optionalidentifier(true); + if (!id) { + if (nexttoken.id === "(string)") { + id = nexttoken.value; + advance(); + } else if (nexttoken.id === "(number)") { + id = nexttoken.value.toString(); + advance(); + } + } + return id; + } - function functionparams() { - var next = nexttoken; - var params = []; - var ident; + function functionparams() { + var next = nexttoken; + var params = []; + var ident; - advance("("); - nospace(); + advance("("); + nospace(); - if (nexttoken.id === ")") { - advance(")"); - return; - } + if (nexttoken.id === ")") { + advance(")"); + return; + } - for (;;) { - ident = identifier(true); - params.push(ident); - addlabel(ident, "unused", token); - if (nexttoken.id === ",") { - comma(); - } else { - advance(")", next); - nospace(prevtoken, token); - return params; - } - } - } + for (;;) { + ident = identifier(true); + params.push(ident); + addlabel(ident, "unused", token); + if (nexttoken.id === ",") { + comma(); + } else { + advance(")", next); + nospace(prevtoken, token); + return params; + } + } + } - function doFunction(name, statement) { - var f; - var oldOption = option; - var oldScope = scope; + function doFunction(name, statement) { + var f; + var oldOption = option; + var oldScope = scope; - option = Object.create(option); - scope = Object.create(scope); + option = Object.create(option); + scope = Object.create(scope); - funct = { - "(name)" : name || "\"" + anonname + "\"", - "(line)" : nexttoken.line, - "(character)": nexttoken.character, - "(context)" : funct, - "(breakage)" : 0, - "(loopage)" : 0, - "(metrics)" : createMetrics(nexttoken), - "(scope)" : scope, - "(statement)": statement, - "(tokens)" : {} - }; + funct = { + "(name)" : name || "\"" + anonname + "\"", + "(line)" : nexttoken.line, + "(character)": nexttoken.character, + "(context)" : funct, + "(breakage)" : 0, + "(loopage)" : 0, + "(metrics)" : createMetrics(nexttoken), + "(scope)" : scope, + "(statement)": statement, + "(tokens)" : {} + }; - f = funct; - token.funct = funct; + f = funct; + token.funct = funct; - functions.push(funct); + functions.push(funct); - if (name) { - addlabel(name, "function"); - } + if (name) { + addlabel(name, "function"); + } - funct["(params)"] = functionparams(); - funct["(metrics)"].verifyMaxParametersPerFunction(funct["(params)"]); + funct["(params)"] = functionparams(); + funct["(metrics)"].verifyMaxParametersPerFunction(funct["(params)"]); - block(false, false, true); + block(false, false, true); - funct["(metrics)"].verifyMaxStatementsPerFunction(); - funct["(metrics)"].verifyMaxComplexityPerFunction(); + funct["(metrics)"].verifyMaxStatementsPerFunction(); + funct["(metrics)"].verifyMaxComplexityPerFunction(); - scope = oldScope; - option = oldOption; - funct["(last)"] = token.line; - funct["(lastcharacter)"] = token.character; - funct = funct["(context)"]; + scope = oldScope; + option = oldOption; + funct["(last)"] = token.line; + funct["(lastcharacter)"] = token.character; + funct = funct["(context)"]; - return f; - } + return f; + } - function createMetrics(functionStartToken) { - return { - statementCount: 0, - nestedBlockDepth: -1, - ComplexityCount: 1, - verifyMaxStatementsPerFunction: function () { - if (option.maxstatements && - this.statementCount > option.maxstatements) { - var message = "Too many statements per function (" + this.statementCount + ")."; - warning(message, functionStartToken); - } - }, + function createMetrics(functionStartToken) { + return { + statementCount: 0, + nestedBlockDepth: -1, + ComplexityCount: 1, + verifyMaxStatementsPerFunction: function () { + if (option.maxstatements && + this.statementCount > option.maxstatements) { + var message = "Too many statements per function (" + this.statementCount + ")."; + warning(message, functionStartToken); + } + }, - verifyMaxParametersPerFunction: function (parameters) { - if (option.maxparams && - parameters.length > option.maxparams) { - var message = "Too many parameters per function (" + parameters.length + ")."; - warning(message, functionStartToken); - } - }, + verifyMaxParametersPerFunction: function (params) { + params = params || []; - verifyMaxNestedBlockDepthPerFunction: function () { - if (option.maxdepth && - this.nestedBlockDepth > 0 && - this.nestedBlockDepth === option.maxdepth + 1) { - var message = "Blocks are nested too deeply (" + this.nestedBlockDepth + ")."; - warning(message); - } - }, + if (option.maxparams && params.length > option.maxparams) { + var message = "Too many parameters per function (" + params.length + ")."; + warning(message, functionStartToken); + } + }, - verifyMaxComplexityPerFunction: function () { - var max = option.maxcomplexity; - var cc = this.ComplexityCount; - if (max && cc > max) { - var message = "Cyclomatic complexity is too high per function (" + cc + ")."; - warning(message, functionStartToken); - } - } - }; - } + verifyMaxNestedBlockDepthPerFunction: function () { + if (option.maxdepth && + this.nestedBlockDepth > 0 && + this.nestedBlockDepth === option.maxdepth + 1) { + var message = "Blocks are nested too deeply (" + this.nestedBlockDepth + ")."; + warning(message); + } + }, - function increaseComplexityCount() { - funct["(metrics)"].ComplexityCount += 1; - } + verifyMaxComplexityPerFunction: function () { + var max = option.maxcomplexity; + var cc = this.ComplexityCount; + if (max && cc > max) { + var message = "Cyclomatic complexity is too high per function (" + cc + ")."; + warning(message, functionStartToken); + } + } + }; + } + + function increaseComplexityCount() { + funct["(metrics)"].ComplexityCount += 1; + } - (function (x) { - x.nud = function () { - var b, f, i, p, t; - var props = {}; // All properties, including accessors + (function (x) { + x.nud = function () { + var b, f, i, p, t; + var props = {}; // All properties, including accessors - function saveProperty(name, token) { - if (props[name] && is_own(props, name)) - warning("Duplicate member '{a}'.", nexttoken, i); - else - props[name] = {}; + function saveProperty(name, token) { + if (props[name] && is_own(props, name)) + warning("Duplicate member '{a}'.", nexttoken, i); + else + props[name] = {}; - props[name].basic = true; - props[name].basicToken = token; - } + props[name].basic = true; + props[name].basicToken = token; + } - function saveSetter(name, token) { - if (props[name] && is_own(props, name)) { - if (props[name].basic || props[name].setter) - warning("Duplicate member '{a}'.", nexttoken, i); - } else { - props[name] = {}; - } + function saveSetter(name, token) { + if (props[name] && is_own(props, name)) { + if (props[name].basic || props[name].setter) + warning("Duplicate member '{a}'.", nexttoken, i); + } else { + props[name] = {}; + } - props[name].setter = true; - props[name].setterToken = token; - } + props[name].setter = true; + props[name].setterToken = token; + } - function saveGetter(name) { - if (props[name] && is_own(props, name)) { - if (props[name].basic || props[name].getter) - warning("Duplicate member '{a}'.", nexttoken, i); - } else { - props[name] = {}; - } + function saveGetter(name) { + if (props[name] && is_own(props, name)) { + if (props[name].basic || props[name].getter) + warning("Duplicate member '{a}'.", nexttoken, i); + } else { + props[name] = {}; + } - props[name].getter = true; - props[name].getterToken = token; - } + props[name].getter = true; + props[name].getterToken = token; + } - b = token.line !== nexttoken.line; - if (b) { - indent += option.indent; - if (nexttoken.from === indent + option.indent) { - indent += option.indent; - } - } - for (;;) { - if (nexttoken.id === "}") { - break; - } - if (b) { - indentation(); - } - if (nexttoken.value === "get" && peek().id !== ":") { - advance("get"); - if (!option.es5) { - error("get/set are ES5 features."); - } - i = property_name(); - if (!i) { - error("Missing property name."); - } - saveGetter(i); - t = nexttoken; - adjacent(token, nexttoken); - f = doFunction(); - p = f["(params)"]; - if (p) { - warning("Unexpected parameter '{a}' in get {b} function.", t, p[0], i); - } - adjacent(token, nexttoken); - } else if (nexttoken.value === "set" && peek().id !== ":") { - advance("set"); - if (!option.es5) { - error("get/set are ES5 features."); - } - i = property_name(); - if (!i) { - error("Missing property name."); - } - saveSetter(i, nexttoken); - t = nexttoken; - adjacent(token, nexttoken); - f = doFunction(); - p = f["(params)"]; - if (!p || p.length !== 1) { - warning("Expected a single parameter in set {a} function.", t, i); - } - } else { - i = property_name(); - saveProperty(i, nexttoken); - if (typeof i !== "string") { - break; - } - advance(":"); - nonadjacent(token, nexttoken); - expression(10); - } + b = token.line !== nexttoken.line; + if (b) { + indent += option.indent; + if (nexttoken.from === indent + option.indent) { + indent += option.indent; + } + } + for (;;) { + if (nexttoken.id === "}") { + break; + } + if (b) { + indentation(); + } + if (nexttoken.value === "get" && peek().id !== ":") { + advance("get"); + if (!option.es5) { + error("get/set are ES5 features."); + } + i = property_name(); + if (!i) { + error("Missing property name."); + } + saveGetter(i); + t = nexttoken; + adjacent(token, nexttoken); + f = doFunction(); + p = f["(params)"]; + if (p) { + warning("Unexpected parameter '{a}' in get {b} function.", t, p[0], i); + } + adjacent(token, nexttoken); + } else if (nexttoken.value === "set" && peek().id !== ":") { + advance("set"); + if (!option.es5) { + error("get/set are ES5 features."); + } + i = property_name(); + if (!i) { + error("Missing property name."); + } + saveSetter(i, nexttoken); + t = nexttoken; + adjacent(token, nexttoken); + f = doFunction(); + p = f["(params)"]; + if (!p || p.length !== 1) { + warning("Expected a single parameter in set {a} function.", t, i); + } + } else { + i = property_name(); + saveProperty(i, nexttoken); + if (typeof i !== "string") { + break; + } + advance(":"); + nonadjacent(token, nexttoken); + expression(10); + } - countMember(i); - if (nexttoken.id === ",") { - comma(); - if (nexttoken.id === ",") { - warning("Extra comma.", token); - } else if (nexttoken.id === "}" && !option.es5) { - warning("Extra comma.", token); - } - } else { - break; - } - } - if (b) { - indent -= option.indent; - indentation(); - } - advance("}", this); + countMember(i); + if (nexttoken.id === ",") { + comma(); + if (nexttoken.id === ",") { + warning("Extra comma.", token); + } else if (nexttoken.id === "}" && !option.es5) { + warning("Extra comma.", token); + } + } else { + break; + } + } + if (b) { + indent -= option.indent; + indentation(); + } + advance("}", this); - // Check for lonely setters if in the ES5 mode. - if (option.es5) { - for (var name in props) { - if (is_own(props, name) && props[name].setter && !props[name].getter) { - warning("Setter is defined without getter.", props[name].setterToken); - } - } - } - return this; - }; - x.fud = function () { - error("Expected to see a statement and instead saw a block.", token); - }; - }(delim("{"))); + // Check for lonely setters if in the ES5 mode. + if (option.es5) { + for (var name in props) { + if (is_own(props, name) && props[name].setter && !props[name].getter) { + warning("Setter is defined without getter.", props[name].setterToken); + } + } + } + return this; + }; + x.fud = function () { + error("Expected to see a statement and instead saw a block.", token); + }; + }(delim("{"))); // This Function is called when esnext option is set to true // it adds the `const` statement to JSHINT - useESNextSyntax = function () { - var conststatement = stmt("const", function (prefix) { - var id, name, value; + useESNextSyntax = function () { + var conststatement = stmt("const", function (prefix) { + var id, name, value; - this.first = []; - for (;;) { - nonadjacent(token, nexttoken); - id = identifier(); - if (funct[id] === "const") { - warning("const '" + id + "' has already been declared"); - } - if (funct["(global)"] && predefined[id] === false) { - warning("Redefinition of '{a}'.", token, id); - } - addlabel(id, "const"); - if (prefix) { - break; - } - name = token; - this.first.push(token); + this.first = []; + for (;;) { + nonadjacent(token, nexttoken); + id = identifier(); + if (funct[id] === "const") { + warning("const '" + id + "' has already been declared"); + } + if (funct["(global)"] && predefined[id] === false) { + warning("Redefinition of '{a}'.", token, id); + } + addlabel(id, "const"); + if (prefix) { + break; + } + name = token; + this.first.push(token); - if (nexttoken.id !== "=") { - warning("const " + - "'{a}' is initialized to 'undefined'.", token, id); - } + if (nexttoken.id !== "=") { + warning("const " + + "'{a}' is initialized to 'undefined'.", token, id); + } - if (nexttoken.id === "=") { - nonadjacent(token, nexttoken); - advance("="); - nonadjacent(token, nexttoken); - if (nexttoken.id === "undefined") { - warning("It is not necessary to initialize " + - "'{a}' to 'undefined'.", token, id); - } - if (peek(0).id === "=" && nexttoken.identifier) { - error("Constant {a} was not declared correctly.", - nexttoken, nexttoken.value); - } - value = expression(0); - name.first = value; - } + if (nexttoken.id === "=") { + nonadjacent(token, nexttoken); + advance("="); + nonadjacent(token, nexttoken); + if (nexttoken.id === "undefined") { + warning("It is not necessary to initialize " + + "'{a}' to 'undefined'.", token, id); + } + if (peek(0).id === "=" && nexttoken.identifier) { + error("Constant {a} was not declared correctly.", + nexttoken, nexttoken.value); + } + value = expression(0); + name.first = value; + } - if (nexttoken.id !== ",") { - break; - } - comma(); - } - return this; - }); - conststatement.exps = true; - }; + if (nexttoken.id !== ",") { + break; + } + comma(); + } + return this; + }); + conststatement.exps = true; + }; - var varstatement = stmt("var", function (prefix) { - // JavaScript does not have block scope. It only has function scope. So, - // declaring a variable in a block can have unexpected consequences. - var id, name, value; + var varstatement = stmt("var", function (prefix) { + // JavaScript does not have block scope. It only has function scope. So, + // declaring a variable in a block can have unexpected consequences. + var id, name, value; - if (funct["(onevar)"] && option.onevar) { - warning("Too many var statements."); - } else if (!funct["(global)"]) { - funct["(onevar)"] = true; - } + if (funct["(onevar)"] && option.onevar) { + warning("Too many var statements."); + } else if (!funct["(global)"]) { + funct["(onevar)"] = true; + } - this.first = []; + this.first = []; - for (;;) { - nonadjacent(token, nexttoken); - id = identifier(); + for (;;) { + nonadjacent(token, nexttoken); + id = identifier(); - if (option.esnext && funct[id] === "const") { - warning("const '" + id + "' has already been declared"); - } + if (option.esnext && funct[id] === "const") { + warning("const '" + id + "' has already been declared"); + } - if (funct["(global)"] && predefined[id] === false) { - warning("Redefinition of '{a}'.", token, id); - } + if (funct["(global)"] && predefined[id] === false) { + warning("Redefinition of '{a}'.", token, id); + } - addlabel(id, "unused", token); + addlabel(id, "unused", token); - if (prefix) { - break; - } + if (prefix) { + break; + } - name = token; - this.first.push(token); + name = token; + this.first.push(token); - if (nexttoken.id === "=") { - nonadjacent(token, nexttoken); - advance("="); - nonadjacent(token, nexttoken); - if (nexttoken.id === "undefined") { - warning("It is not necessary to initialize '{a}' to 'undefined'.", token, id); - } - if (peek(0).id === "=" && nexttoken.identifier) { - error("Variable {a} was not declared correctly.", - nexttoken, nexttoken.value); - } - value = expression(0); - name.first = value; - } - if (nexttoken.id !== ",") { - break; - } - comma(); - } - return this; - }); - varstatement.exps = true; + if (nexttoken.id === "=") { + nonadjacent(token, nexttoken); + advance("="); + nonadjacent(token, nexttoken); + if (nexttoken.id === "undefined") { + warning("It is not necessary to initialize '{a}' to 'undefined'.", token, id); + } + if (peek(0).id === "=" && nexttoken.identifier) { + error("Variable {a} was not declared correctly.", + nexttoken, nexttoken.value); + } + value = expression(0); + name.first = value; + } + if (nexttoken.id !== ",") { + break; + } + comma(); + } + return this; + }); + varstatement.exps = true; - blockstmt("function", function () { - if (inblock) { - warning("Function declarations should not be placed in blocks. " + - "Use a function expression or move the statement to the top of " + - "the outer function.", token); + blockstmt("function", function () { + if (inblock) { + warning("Function declarations should not be placed in blocks. " + + "Use a function expression or move the statement to the top of " + + "the outer function.", token); - } - var i = identifier(); - if (option.esnext && funct[i] === "const") { - warning("const '" + i + "' has already been declared"); - } - adjacent(token, nexttoken); - addlabel(i, "unction", token); + } + var i = identifier(); + if (option.esnext && funct[i] === "const") { + warning("const '" + i + "' has already been declared"); + } + adjacent(token, nexttoken); + addlabel(i, "unction", token); - doFunction(i, { statement: true }); - if (nexttoken.id === "(" && nexttoken.line === token.line) { - error( + doFunction(i, { statement: true }); + if (nexttoken.id === "(" && nexttoken.line === token.line) { + error( "Function declarations are not invocable. Wrap the whole function invocation in parens."); - } - return this; - }); + } + return this; + }); - prefix("function", function () { - var i = optionalidentifier(); - if (i) { - adjacent(token, nexttoken); - } else { - nonadjacent(token, nexttoken); - } - doFunction(i); - if (!option.loopfunc && funct["(loopage)"]) { - warning("Don't make functions within a loop."); - } - return this; - }); + prefix("function", function () { + var i = optionalidentifier(); + if (i) { + adjacent(token, nexttoken); + } else { + nonadjacent(token, nexttoken); + } + doFunction(i); + if (!option.loopfunc && funct["(loopage)"]) { + warning("Don't make functions within a loop."); + } + return this; + }); - blockstmt("if", function () { - var t = nexttoken; - increaseComplexityCount(); - advance("("); - nonadjacent(this, t); - nospace(); - expression(20); - if (nexttoken.id === "=") { - if (!option.boss) - warning("Assignment in conditional expression"); - advance("="); - expression(20); - } - advance(")", t); - nospace(prevtoken, token); - block(true, true); - if (nexttoken.id === "else") { - nonadjacent(token, nexttoken); - advance("else"); - if (nexttoken.id === "if" || nexttoken.id === "switch") { - statement(true); - } else { - block(true, true); - } - } - return this; - }); + blockstmt("if", function () { + var t = nexttoken; + increaseComplexityCount(); + advance("("); + nonadjacent(this, t); + nospace(); + expression(20); + if (nexttoken.id === "=") { + if (!option.boss) + warning("Assignment in conditional expression"); + advance("="); + expression(20); + } + advance(")", t); + nospace(prevtoken, token); + block(true, true); + if (nexttoken.id === "else") { + nonadjacent(token, nexttoken); + advance("else"); + if (nexttoken.id === "if" || nexttoken.id === "switch") { + statement(true); + } else { + block(true, true); + } + } + return this; + }); - blockstmt("try", function () { - var b; + blockstmt("try", function () { + var b; - function doCatch() { - var oldScope = scope; - var e; + function doCatch() { + var oldScope = scope; + var e; - advance("catch"); - nonadjacent(token, nexttoken); - advance("("); + advance("catch"); + nonadjacent(token, nexttoken); + advance("("); - scope = Object.create(oldScope); + scope = Object.create(oldScope); - e = nexttoken.value; - if (nexttoken.type !== "(identifier)") { - e = null; - warning("Expected an identifier and instead saw '{a}'.", nexttoken, e); - } + e = nexttoken.value; + if (nexttoken.type !== "(identifier)") { + e = null; + warning("Expected an identifier and instead saw '{a}'.", nexttoken, e); + } - advance(); - advance(")"); + advance(); + advance(")"); - funct = { - "(name)" : "(catch)", - "(line)" : nexttoken.line, - "(character)": nexttoken.character, - "(context)" : funct, - "(breakage)" : funct["(breakage)"], - "(loopage)" : funct["(loopage)"], - "(scope)" : scope, - "(statement)": false, - "(metrics)" : createMetrics(nexttoken), - "(catch)" : true, - "(tokens)" : {} - }; + funct = { + "(name)" : "(catch)", + "(line)" : nexttoken.line, + "(character)": nexttoken.character, + "(context)" : funct, + "(breakage)" : funct["(breakage)"], + "(loopage)" : funct["(loopage)"], + "(scope)" : scope, + "(statement)": false, + "(metrics)" : createMetrics(nexttoken), + "(catch)" : true, + "(tokens)" : {} + }; - if (e) { - addlabel(e, "exception"); - } + if (e) { + addlabel(e, "exception"); + } - token.funct = funct; - functions.push(funct); + token.funct = funct; + functions.push(funct); - block(false); + block(false); - scope = oldScope; + scope = oldScope; - funct["(last)"] = token.line; - funct["(lastcharacter)"] = token.character; - funct = funct["(context)"]; - } + funct["(last)"] = token.line; + funct["(lastcharacter)"] = token.character; + funct = funct["(context)"]; + } - block(false); + block(false); - if (nexttoken.id === "catch") { - increaseComplexityCount(); - doCatch(); - b = true; - } + if (nexttoken.id === "catch") { + increaseComplexityCount(); + doCatch(); + b = true; + } - if (nexttoken.id === "finally") { - advance("finally"); - block(false); - return; - } else if (!b) { - error("Expected '{a}' and instead saw '{b}'.", - nexttoken, "catch", nexttoken.value); - } + if (nexttoken.id === "finally") { + advance("finally"); + block(false); + return; + } else if (!b) { + error("Expected '{a}' and instead saw '{b}'.", + nexttoken, "catch", nexttoken.value); + } - return this; - }); + return this; + }); - blockstmt("while", function () { - var t = nexttoken; - funct["(breakage)"] += 1; - funct["(loopage)"] += 1; - increaseComplexityCount(); - advance("("); - nonadjacent(this, t); - nospace(); - expression(20); - if (nexttoken.id === "=") { - if (!option.boss) - warning("Assignment in conditional expression"); - advance("="); - expression(20); - } - advance(")", t); - nospace(prevtoken, token); - block(true, true); - funct["(breakage)"] -= 1; - funct["(loopage)"] -= 1; - return this; - }).labelled = true; + blockstmt("while", function () { + var t = nexttoken; + funct["(breakage)"] += 1; + funct["(loopage)"] += 1; + increaseComplexityCount(); + advance("("); + nonadjacent(this, t); + nospace(); + expression(20); + if (nexttoken.id === "=") { + if (!option.boss) + warning("Assignment in conditional expression"); + advance("="); + expression(20); + } + advance(")", t); + nospace(prevtoken, token); + block(true, true); + funct["(breakage)"] -= 1; + funct["(loopage)"] -= 1; + return this; + }).labelled = true; - blockstmt("with", function () { - var t = nexttoken; - if (directive["use strict"]) { - error("'with' is not allowed in strict mode.", token); - } else if (!option.withstmt) { - warning("Don't use 'with'.", token); - } + blockstmt("with", function () { + var t = nexttoken; + if (directive["use strict"]) { + error("'with' is not allowed in strict mode.", token); + } else if (!option.withstmt) { + warning("Don't use 'with'.", token); + } - advance("("); - nonadjacent(this, t); - nospace(); - expression(0); - advance(")", t); - nospace(prevtoken, token); - block(true, true); + advance("("); + nonadjacent(this, t); + nospace(); + expression(0); + advance(")", t); + nospace(prevtoken, token); + block(true, true); - return this; - }); + return this; + }); - blockstmt("switch", function () { - var t = nexttoken, - g = false; - funct["(breakage)"] += 1; - advance("("); - nonadjacent(this, t); - nospace(); - this.condition = expression(20); - advance(")", t); - nospace(prevtoken, token); - nonadjacent(token, nexttoken); - t = nexttoken; - advance("{"); - nonadjacent(token, nexttoken); - indent += option.indent; - this.cases = []; - for (;;) { - switch (nexttoken.id) { - case "case": - switch (funct["(verb)"]) { - case "break": - case "case": - case "continue": - case "return": - case "switch": - case "throw": - break; - default: - // You can tell JSHint that you don't use break intentionally by - // adding a comment /* falls through */ on a line just before - // the next `case`. - if (!ft.test(lines[nexttoken.line - 2])) { - warning( - "Expected a 'break' statement before 'case'.", - token); - } - } - indentation(-option.indent); - advance("case"); - this.cases.push(expression(20)); - increaseComplexityCount(); - g = true; - advance(":"); - funct["(verb)"] = "case"; - break; - case "default": - switch (funct["(verb)"]) { - case "break": - case "continue": - case "return": - case "throw": - break; - default: - if (!ft.test(lines[nexttoken.line - 2])) { - warning( - "Expected a 'break' statement before 'default'.", - token); - } - } - indentation(-option.indent); - advance("default"); - g = true; - advance(":"); - break; - case "}": - indent -= option.indent; - indentation(); - advance("}", t); - if (this.cases.length === 1 || this.condition.id === "true" || - this.condition.id === "false") { - if (!option.onecase) - warning("This 'switch' should be an 'if'.", this); - } - funct["(breakage)"] -= 1; - funct["(verb)"] = undefined; - return; - case "(end)": - error("Missing '{a}'.", nexttoken, "}"); - return; - default: - if (g) { - switch (token.id) { - case ",": - error("Each value should have its own case label."); - return; - case ":": - g = false; - statements(); - break; - default: - error("Missing ':' on a case clause.", token); - return; - } - } else { - if (token.id === ":") { - advance(":"); - error("Unexpected '{a}'.", token, ":"); - statements(); - } else { - error("Expected '{a}' and instead saw '{b}'.", - nexttoken, "case", nexttoken.value); - return; - } - } - } - } - }).labelled = true; + blockstmt("switch", function () { + var t = nexttoken, + g = false; + funct["(breakage)"] += 1; + advance("("); + nonadjacent(this, t); + nospace(); + this.condition = expression(20); + advance(")", t); + nospace(prevtoken, token); + nonadjacent(token, nexttoken); + t = nexttoken; + advance("{"); + nonadjacent(token, nexttoken); + indent += option.indent; + this.cases = []; + for (;;) { + switch (nexttoken.id) { + case "case": + switch (funct["(verb)"]) { + case "break": + case "case": + case "continue": + case "return": + case "switch": + case "throw": + break; + default: + // You can tell JSHint that you don't use break intentionally by + // adding a comment /* falls through */ on a line just before + // the next `case`. + if (!ft.test(lines[nexttoken.line - 2])) { + warning( + "Expected a 'break' statement before 'case'.", + token); + } + } + indentation(-option.indent); + advance("case"); + this.cases.push(expression(20)); + increaseComplexityCount(); + g = true; + advance(":"); + funct["(verb)"] = "case"; + break; + case "default": + switch (funct["(verb)"]) { + case "break": + case "continue": + case "return": + case "throw": + break; + default: + if (!ft.test(lines[nexttoken.line - 2])) { + warning( + "Expected a 'break' statement before 'default'.", + token); + } + } + indentation(-option.indent); + advance("default"); + g = true; + advance(":"); + break; + case "}": + indent -= option.indent; + indentation(); + advance("}", t); + if (this.cases.length === 1 || this.condition.id === "true" || + this.condition.id === "false") { + if (!option.onecase) + warning("This 'switch' should be an 'if'.", this); + } + funct["(breakage)"] -= 1; + funct["(verb)"] = undefined; + return; + case "(end)": + error("Missing '{a}'.", nexttoken, "}"); + return; + default: + if (g) { + switch (token.id) { + case ",": + error("Each value should have its own case label."); + return; + case ":": + g = false; + statements(); + break; + default: + error("Missing ':' on a case clause.", token); + return; + } + } else { + if (token.id === ":") { + advance(":"); + error("Unexpected '{a}'.", token, ":"); + statements(); + } else { + error("Expected '{a}' and instead saw '{b}'.", + nexttoken, "case", nexttoken.value); + return; + } + } + } + } + }).labelled = true; - stmt("debugger", function () { - if (!option.debug) { - warning("All 'debugger' statements should be removed."); - } - return this; - }).exps = true; + stmt("debugger", function () { + if (!option.debug) { + warning("All 'debugger' statements should be removed."); + } + return this; + }).exps = true; - (function () { - var x = stmt("do", function () { - funct["(breakage)"] += 1; - funct["(loopage)"] += 1; - increaseComplexityCount(); + (function () { + var x = stmt("do", function () { + funct["(breakage)"] += 1; + funct["(loopage)"] += 1; + increaseComplexityCount(); - this.first = block(true); - advance("while"); - var t = nexttoken; - nonadjacent(token, t); - advance("("); - nospace(); - expression(20); - if (nexttoken.id === "=") { - if (!option.boss) - warning("Assignment in conditional expression"); - advance("="); - expression(20); - } - advance(")", t); - nospace(prevtoken, token); - funct["(breakage)"] -= 1; - funct["(loopage)"] -= 1; - return this; - }); - x.labelled = true; - x.exps = true; - }()); + this.first = block(true); + advance("while"); + var t = nexttoken; + nonadjacent(token, t); + advance("("); + nospace(); + expression(20); + if (nexttoken.id === "=") { + if (!option.boss) + warning("Assignment in conditional expression"); + advance("="); + expression(20); + } + advance(")", t); + nospace(prevtoken, token); + funct["(breakage)"] -= 1; + funct["(loopage)"] -= 1; + return this; + }); + x.labelled = true; + x.exps = true; + }()); - blockstmt("for", function () { - var s, t = nexttoken; - funct["(breakage)"] += 1; - funct["(loopage)"] += 1; - increaseComplexityCount(); - advance("("); - nonadjacent(this, t); - nospace(); - if (peek(nexttoken.id === "var" ? 1 : 0).id === "in") { - if (nexttoken.id === "var") { - advance("var"); - varstatement.fud.call(varstatement, true); - } else { - switch (funct[nexttoken.value]) { - case "unused": - funct[nexttoken.value] = "var"; - break; - case "var": - break; - default: - warning("Bad for in variable '{a}'.", - nexttoken, nexttoken.value); - } - advance(); - } - advance("in"); - expression(20); - advance(")", t); - s = block(true, true); - if (option.forin && s && (s.length > 1 || typeof s[0] !== "object" || - s[0].value !== "if")) { - warning("The body of a for in should be wrapped in an if statement to filter " + - "unwanted properties from the prototype.", this); - } - funct["(breakage)"] -= 1; - funct["(loopage)"] -= 1; - return this; - } else { - if (nexttoken.id !== ";") { - if (nexttoken.id === "var") { - advance("var"); - varstatement.fud.call(varstatement); - } else { - for (;;) { - expression(0, "for"); - if (nexttoken.id !== ",") { - break; - } - comma(); - } - } - } - nolinebreak(token); - advance(";"); - if (nexttoken.id !== ";") { - expression(20); - if (nexttoken.id === "=") { - if (!option.boss) - warning("Assignment in conditional expression"); - advance("="); - expression(20); - } - } - nolinebreak(token); - advance(";"); - if (nexttoken.id === ";") { - error("Expected '{a}' and instead saw '{b}'.", - nexttoken, ")", ";"); - } - if (nexttoken.id !== ")") { - for (;;) { - expression(0, "for"); - if (nexttoken.id !== ",") { - break; - } - comma(); - } - } - advance(")", t); - nospace(prevtoken, token); - block(true, true); - funct["(breakage)"] -= 1; - funct["(loopage)"] -= 1; - return this; - } - }).labelled = true; + blockstmt("for", function () { + var s, t = nexttoken; + funct["(breakage)"] += 1; + funct["(loopage)"] += 1; + increaseComplexityCount(); + advance("("); + nonadjacent(this, t); + nospace(); + if (peek(nexttoken.id === "var" ? 1 : 0).id === "in") { + if (nexttoken.id === "var") { + advance("var"); + varstatement.fud.call(varstatement, true); + } else { + switch (funct[nexttoken.value]) { + case "unused": + funct[nexttoken.value] = "var"; + break; + case "var": + break; + default: + warning("Bad for in variable '{a}'.", + nexttoken, nexttoken.value); + } + advance(); + } + advance("in"); + expression(20); + advance(")", t); + s = block(true, true); + if (option.forin && s && (s.length > 1 || typeof s[0] !== "object" || + s[0].value !== "if")) { + warning("The body of a for in should be wrapped in an if statement to filter " + + "unwanted properties from the prototype.", this); + } + funct["(breakage)"] -= 1; + funct["(loopage)"] -= 1; + return this; + } else { + if (nexttoken.id !== ";") { + if (nexttoken.id === "var") { + advance("var"); + varstatement.fud.call(varstatement); + } else { + for (;;) { + expression(0, "for"); + if (nexttoken.id !== ",") { + break; + } + comma(); + } + } + } + nolinebreak(token); + advance(";"); + if (nexttoken.id !== ";") { + expression(20); + if (nexttoken.id === "=") { + if (!option.boss) + warning("Assignment in conditional expression"); + advance("="); + expression(20); + } + } + nolinebreak(token); + advance(";"); + if (nexttoken.id === ";") { + error("Expected '{a}' and instead saw '{b}'.", + nexttoken, ")", ";"); + } + if (nexttoken.id !== ")") { + for (;;) { + expression(0, "for"); + if (nexttoken.id !== ",") { + break; + } + comma(); + } + } + advance(")", t); + nospace(prevtoken, token); + block(true, true); + funct["(breakage)"] -= 1; + funct["(loopage)"] -= 1; + return this; + } + }).labelled = true; - stmt("break", function () { - var v = nexttoken.value; + stmt("break", function () { + var v = nexttoken.value; - if (funct["(breakage)"] === 0) - warning("Unexpected '{a}'.", nexttoken, this.value); + if (funct["(breakage)"] === 0) + warning("Unexpected '{a}'.", nexttoken, this.value); - if (!option.asi) - nolinebreak(this); + if (!option.asi) + nolinebreak(this); - if (nexttoken.id !== ";") { - if (token.line === nexttoken.line) { - if (funct[v] !== "label") { - warning("'{a}' is not a statement label.", nexttoken, v); - } else if (scope[v] !== funct) { - warning("'{a}' is out of scope.", nexttoken, v); - } - this.first = nexttoken; - advance(); - } - } - reachable("break"); - return this; - }).exps = true; + if (nexttoken.id !== ";") { + if (token.line === nexttoken.line) { + if (funct[v] !== "label") { + warning("'{a}' is not a statement label.", nexttoken, v); + } else if (scope[v] !== funct) { + warning("'{a}' is out of scope.", nexttoken, v); + } + this.first = nexttoken; + advance(); + } + } + reachable("break"); + return this; + }).exps = true; - stmt("continue", function () { - var v = nexttoken.value; + stmt("continue", function () { + var v = nexttoken.value; - if (funct["(breakage)"] === 0) - warning("Unexpected '{a}'.", nexttoken, this.value); + if (funct["(breakage)"] === 0) + warning("Unexpected '{a}'.", nexttoken, this.value); - if (!option.asi) - nolinebreak(this); + if (!option.asi) + nolinebreak(this); - if (nexttoken.id !== ";") { - if (token.line === nexttoken.line) { - if (funct[v] !== "label") { - warning("'{a}' is not a statement label.", nexttoken, v); - } else if (scope[v] !== funct) { - warning("'{a}' is out of scope.", nexttoken, v); - } - this.first = nexttoken; - advance(); - } - } else if (!funct["(loopage)"]) { - warning("Unexpected '{a}'.", nexttoken, this.value); - } - reachable("continue"); - return this; - }).exps = true; + if (nexttoken.id !== ";") { + if (token.line === nexttoken.line) { + if (funct[v] !== "label") { + warning("'{a}' is not a statement label.", nexttoken, v); + } else if (scope[v] !== funct) { + warning("'{a}' is out of scope.", nexttoken, v); + } + this.first = nexttoken; + advance(); + } + } else if (!funct["(loopage)"]) { + warning("Unexpected '{a}'.", nexttoken, this.value); + } + reachable("continue"); + return this; + }).exps = true; - stmt("return", function () { - if (this.line === nexttoken.line) { - if (nexttoken.id === "(regexp)") - warning("Wrap the /regexp/ literal in parens to disambiguate the slash operator."); + stmt("return", function () { + if (this.line === nexttoken.line) { + if (nexttoken.id === "(regexp)") + warning("Wrap the /regexp/ literal in parens to disambiguate the slash operator."); - if (nexttoken.id !== ";" && !nexttoken.reach) { - nonadjacent(token, nexttoken); - if (peek().value === "=" && !option.boss) { - warningAt("Did you mean to return a conditional instead of an assignment?", - token.line, token.character + 1); - } - this.first = expression(0); - } - } else if (!option.asi) { - nolinebreak(this); // always warn (Line breaking error) - } - reachable("return"); - return this; - }).exps = true; + if (nexttoken.id !== ";" && !nexttoken.reach) { + nonadjacent(token, nexttoken); + if (peek().value === "=" && !option.boss) { + warningAt("Did you mean to return a conditional instead of an assignment?", + token.line, token.character + 1); + } + this.first = expression(0); + } + } else if (!option.asi) { + nolinebreak(this); // always warn (Line breaking error) + } + reachable("return"); + return this; + }).exps = true; - stmt("throw", function () { - nolinebreak(this); - nonadjacent(token, nexttoken); - this.first = expression(20); - reachable("throw"); - return this; - }).exps = true; + stmt("throw", function () { + nolinebreak(this); + nonadjacent(token, nexttoken); + this.first = expression(20); + reachable("throw"); + return this; + }).exps = true; -// Superfluous reserved words +// Superfluous reserved words - reserve("class"); - reserve("const"); - reserve("enum"); - reserve("export"); - reserve("extends"); - reserve("import"); - reserve("super"); + reserve("class"); + reserve("const"); + reserve("enum"); + reserve("export"); + reserve("extends"); + reserve("import"); + reserve("super"); - reserve("let"); - reserve("yield"); - reserve("implements"); - reserve("interface"); - reserve("package"); - reserve("private"); - reserve("protected"); - reserve("public"); - reserve("static"); + reserve("let"); + reserve("yield"); + reserve("implements"); + reserve("interface"); + reserve("package"); + reserve("private"); + reserve("protected"); + reserve("public"); + reserve("static"); // Parse JSON - function jsonValue() { - - function jsonObject() { - var o = {}, t = nexttoken; - advance("{"); - if (nexttoken.id !== "}") { - for (;;) { - if (nexttoken.id === "(end)") { - error("Missing '}' to match '{' from line {a}.", - nexttoken, t.line); - } else if (nexttoken.id === "}") { - warning("Unexpected comma.", token); - break; - } else if (nexttoken.id === ",") { - error("Unexpected comma.", nexttoken); - } else if (nexttoken.id !== "(string)") { - warning("Expected a string and instead saw {a}.", - nexttoken, nexttoken.value); - } - if (o[nexttoken.value] === true) { - warning("Duplicate key '{a}'.", - nexttoken, nexttoken.value); - } else if ((nexttoken.value === "__proto__" && - !option.proto) || (nexttoken.value === "__iterator__" && - !option.iterator)) { - warning("The '{a}' key may produce unexpected results.", - nexttoken, nexttoken.value); - } else { - o[nexttoken.value] = true; - } - advance(); - advance(":"); - jsonValue(); - if (nexttoken.id !== ",") { - break; - } - advance(","); - } - } - advance("}"); - } - - function jsonArray() { - var t = nexttoken; - advance("["); - if (nexttoken.id !== "]") { - for (;;) { - if (nexttoken.id === "(end)") { - error("Missing ']' to match '[' from line {a}.", - nexttoken, t.line); - } else if (nexttoken.id === "]") { - warning("Unexpected comma.", token); - break; - } else if (nexttoken.id === ",") { - error("Unexpected comma.", nexttoken); - } - jsonValue(); - if (nexttoken.id !== ",") { - break; - } - advance(","); - } - } - advance("]"); - } - - switch (nexttoken.id) { - case "{": - jsonObject(); - break; - case "[": - jsonArray(); - break; - case "true": - case "false": - case "null": - case "(number)": - case "(string)": - advance(); - break; - case "-": - advance("-"); - if (token.character !== nexttoken.from) { - warning("Unexpected space after '-'.", token); - } - adjacent(token, nexttoken); - advance("(number)"); - break; - default: - error("Expected a JSON value.", nexttoken); - } - } - - - // The actual JSHINT function itself. - var itself = function (s, o, g) { - var a, i, k, x; - var optionKeys; - var newOptionObj = {}; - - if (o && o.scope) { - JSHINT.scope = o.scope; - } else { - JSHINT.errors = []; - JSHINT.undefs = []; - JSHINT.internals = []; - JSHINT.blacklist = {}; - JSHINT.scope = "(main)"; - } - - predefined = Object.create(standard); - declared = Object.create(null); - combine(predefined, g || {}); - - if (o) { - a = o.predef; - if (a) { - if (!Array.isArray(a) && typeof a === "object") { - a = Object.keys(a); - } - a.forEach(function (item) { - var slice; - if (item[0] === "-") { - slice = item.slice(1); - JSHINT.blacklist[slice] = slice; - } else { - predefined[item] = true; - } - }); - } - optionKeys = Object.keys(o); - for (x = 0; x < optionKeys.length; x++) { - newOptionObj[optionKeys[x]] = o[optionKeys[x]]; - - if (optionKeys[x] === "newcap" && o[optionKeys[x]] === false) - newOptionObj["(explicitNewcap)"] = true; - } - } - - option = newOptionObj; - - option.indent = option.indent || 4; - option.maxerr = option.maxerr || 50; - - tab = ""; - for (i = 0; i < option.indent; i += 1) { - tab += " "; - } - indent = 1; - global = Object.create(predefined); - scope = global; - funct = { - "(global)": true, - "(name)": "(global)", - "(scope)": scope, - "(breakage)": 0, - "(loopage)": 0, - "(tokens)": {}, - "(metrics)": createMetrics(nexttoken) - }; - functions = [funct]; - urls = []; - stack = null; - member = {}; - membersOnly = null; - implied = {}; - inblock = false; - lookahead = []; - jsonmode = false; - warnings = 0; - lines = []; - unuseds = []; - - if (!isString(s) && !Array.isArray(s)) { - errorAt("Input is neither a string nor an array of strings.", 0); - return false; - } - - if (isString(s) && /^\s*$/g.test(s)) { - errorAt("Input is an empty string.", 0); - return false; - } - - if (s.length === 0) { - errorAt("Input is an empty array.", 0); - return false; - } - - lex.init(s); - - prereg = true; - directive = {}; - - prevtoken = token = nexttoken = syntax["(begin)"]; - - // Check options - for (var name in o) { - if (is_own(o, name)) { - checkOption(name, token); - } - } - - assume(); - - // combine the passed globals after we've assumed all our options - combine(predefined, g || {}); - - //reset values - comma.first = true; - quotmark = undefined; - - try { - advance(); - switch (nexttoken.id) { - case "{": - case "[": - option.laxbreak = true; - jsonmode = true; - jsonValue(); - break; - default: - directives(); - if (directive["use strict"] && !option.globalstrict) { - warning("Use the function form of \"use strict\".", prevtoken); - } - - statements(); - } - advance((nexttoken && nexttoken.value !== ".") ? "(end)" : undefined); - - var markDefined = function (name, context) { - do { - if (typeof context[name] === "string") { - // JSHINT marks unused variables as 'unused' and - // unused function declaration as 'unction'. This - // code changes such instances back 'var' and - // 'closure' so that the code in JSHINT.data() - // doesn't think they're unused. - - if (context[name] === "unused") - context[name] = "var"; - else if (context[name] === "unction") - context[name] = "closure"; - - return true; - } - - context = context["(context)"]; - } while (context); - - return false; - }; - - var clearImplied = function (name, line) { - if (!implied[name]) - return; - - var newImplied = []; - for (var i = 0; i < implied[name].length; i += 1) { - if (implied[name][i] !== line) - newImplied.push(implied[name][i]); - } - - if (newImplied.length === 0) - delete implied[name]; - else - implied[name] = newImplied; - }; - - var warnUnused = function (name, token) { - var line = token.line; - var chr = token.character; - - if (option.unused) - warningAt("'{a}' is defined but never used.", line, chr, name); - - unuseds.push({ - name: name, - line: line, - character: chr - }); - }; - - var checkUnused = function (func, key) { - var type = func[key]; - var token = func["(tokens)"][key]; - - if (key.charAt(0) === "(") - return; - - if (type !== "unused" && type !== "unction") - return; - - // Params are checked separately from other variables. - if (func["(params)"] && func["(params)"].indexOf(key) !== -1) - return; - - warnUnused(key, token); - }; - - // Check queued 'x is not defined' instances to see if they're still undefined. - for (i = 0; i < JSHINT.undefs.length; i += 1) { - k = JSHINT.undefs[i].slice(0); - - if (markDefined(k[2].value, k[0])) { - clearImplied(k[2].value, k[2].line); - } else { - warning.apply(warning, k.slice(1)); - } - } - - functions.forEach(function (func) { - for (var key in func) { - if (is_own(func, key)) { - checkUnused(func, key); - } - } - - if (!func["(params)"]) - return; - - var params = func["(params)"].slice(); - var param = params.pop(); - var type; - - while (param) { - type = func[param]; - - // 'undefined' is a special case for (function (window, undefined) { ... })(); - // patterns. - - if (param === "undefined") - return; - - if (type !== "unused" && type !== "unction") - return; - - warnUnused(param, func["(tokens)"][param]); - param = params.pop(); - } - }); - - for (var key in declared) { - if (is_own(declared, key) && !is_own(global, key)) { - warnUnused(key, declared[key]); - } - } - } catch (e) { - if (e) { - var nt = nexttoken || {}; - JSHINT.errors.push({ - raw : e.raw, - reason : e.message, - line : e.line || nt.line, - character : e.character || nt.from - }, null); - } - } - - // Loop over the listed "internals", and check them as well. - - if (JSHINT.scope === "(main)") { - o = o || {}; - - for (i = 0; i < JSHINT.internals.length; i += 1) { - k = JSHINT.internals[i]; - o.scope = k.elem; - itself(k.value, o, g); - } - } - - return JSHINT.errors.length === 0; - }; - - // Data summary. - itself.data = function () { - var data = { - functions: [], - options: option - }; - var implieds = []; - var members = []; - var fu, f, i, j, n, globals; - - if (itself.errors.length) { - data.errors = itself.errors; - } - - if (jsonmode) { - data.json = true; - } - - for (n in implied) { - if (is_own(implied, n)) { - implieds.push({ - name: n, - line: implied[n] - }); - } - } - - if (implieds.length > 0) { - data.implieds = implieds; - } - - if (urls.length > 0) { - data.urls = urls; - } - - globals = Object.keys(scope); - if (globals.length > 0) { - data.globals = globals; - } - - for (i = 1; i < functions.length; i += 1) { - f = functions[i]; - fu = {}; - - for (j = 0; j < functionicity.length; j += 1) { - fu[functionicity[j]] = []; - } - - for (j = 0; j < functionicity.length; j += 1) { - if (fu[functionicity[j]].length === 0) { - delete fu[functionicity[j]]; - } - } - - fu.name = f["(name)"]; - fu.param = f["(params)"]; - fu.line = f["(line)"]; - fu.character = f["(character)"]; - fu.last = f["(last)"]; - fu.lastcharacter = f["(lastcharacter)"]; - data.functions.push(fu); - } - - if (unuseds.length > 0) { - data.unused = unuseds; - } - - members = []; - for (n in member) { - if (typeof member[n] === "number") { - data.member = member; - break; - } - } - - return data; - }; - - itself.jshint = itself; - - return itself; + function jsonValue() { + + function jsonObject() { + var o = {}, t = nexttoken; + advance("{"); + if (nexttoken.id !== "}") { + for (;;) { + if (nexttoken.id === "(end)") { + error("Missing '}' to match '{' from line {a}.", + nexttoken, t.line); + } else if (nexttoken.id === "}") { + warning("Unexpected comma.", token); + break; + } else if (nexttoken.id === ",") { + error("Unexpected comma.", nexttoken); + } else if (nexttoken.id !== "(string)") { + warning("Expected a string and instead saw {a}.", + nexttoken, nexttoken.value); + } + if (o[nexttoken.value] === true) { + warning("Duplicate key '{a}'.", + nexttoken, nexttoken.value); + } else if ((nexttoken.value === "__proto__" && + !option.proto) || (nexttoken.value === "__iterator__" && + !option.iterator)) { + warning("The '{a}' key may produce unexpected results.", + nexttoken, nexttoken.value); + } else { + o[nexttoken.value] = true; + } + advance(); + advance(":"); + jsonValue(); + if (nexttoken.id !== ",") { + break; + } + advance(","); + } + } + advance("}"); + } + + function jsonArray() { + var t = nexttoken; + advance("["); + if (nexttoken.id !== "]") { + for (;;) { + if (nexttoken.id === "(end)") { + error("Missing ']' to match '[' from line {a}.", + nexttoken, t.line); + } else if (nexttoken.id === "]") { + warning("Unexpected comma.", token); + break; + } else if (nexttoken.id === ",") { + error("Unexpected comma.", nexttoken); + } + jsonValue(); + if (nexttoken.id !== ",") { + break; + } + advance(","); + } + } + advance("]"); + } + + switch (nexttoken.id) { + case "{": + jsonObject(); + break; + case "[": + jsonArray(); + break; + case "true": + case "false": + case "null": + case "(number)": + case "(string)": + advance(); + break; + case "-": + advance("-"); + if (token.character !== nexttoken.from) { + warning("Unexpected space after '-'.", token); + } + adjacent(token, nexttoken); + advance("(number)"); + break; + default: + error("Expected a JSON value.", nexttoken); + } + } + + + // The actual JSHINT function itself. + var itself = function (s, o, g) { + var a, i, k, x; + var optionKeys; + var newOptionObj = {}; + + if (o && o.scope) { + JSHINT.scope = o.scope; + } else { + JSHINT.errors = []; + JSHINT.undefs = []; + JSHINT.internals = []; + JSHINT.blacklist = {}; + JSHINT.scope = "(main)"; + } + + predefined = Object.create(standard); + declared = Object.create(null); + combine(predefined, g || {}); + + if (o) { + a = o.predef; + if (a) { + if (!Array.isArray(a) && typeof a === "object") { + a = Object.keys(a); + } + a.forEach(function (item) { + var slice; + if (item[0] === "-") { + slice = item.slice(1); + JSHINT.blacklist[slice] = slice; + } else { + predefined[item] = true; + } + }); + } + + optionKeys = Object.keys(o); + for (x = 0; x < optionKeys.length; x++) { + newOptionObj[optionKeys[x]] = o[optionKeys[x]]; + + if (optionKeys[x] === "newcap" && o[optionKeys[x]] === false) + newOptionObj["(explicitNewcap)"] = true; + + if (optionKeys[x] === "indent") + newOptionObj.white = true; + } + } + + option = newOptionObj; + + option.indent = option.indent || 4; + option.maxerr = option.maxerr || 50; + + tab = ""; + for (i = 0; i < option.indent; i += 1) { + tab += " "; + } + indent = 1; + global = Object.create(predefined); + scope = global; + funct = { + "(global)": true, + "(name)": "(global)", + "(scope)": scope, + "(breakage)": 0, + "(loopage)": 0, + "(tokens)": {}, + "(metrics)": createMetrics(nexttoken) + }; + functions = [funct]; + urls = []; + stack = null; + member = {}; + membersOnly = null; + implied = {}; + inblock = false; + lookahead = []; + jsonmode = false; + warnings = 0; + lines = []; + unuseds = []; + + if (!isString(s) && !Array.isArray(s)) { + errorAt("Input is neither a string nor an array of strings.", 0); + return false; + } + + if (isString(s) && /^\s*$/g.test(s)) { + errorAt("Input is an empty string.", 0); + return false; + } + + if (s.length === 0) { + errorAt("Input is an empty array.", 0); + return false; + } + + lex.init(s); + + prereg = true; + directive = {}; + + prevtoken = token = nexttoken = syntax["(begin)"]; + + // Check options + for (var name in o) { + if (is_own(o, name)) { + checkOption(name, token); + } + } + + assume(); + + // combine the passed globals after we've assumed all our options + combine(predefined, g || {}); + + //reset values + comma.first = true; + quotmark = undefined; + + try { + advance(); + switch (nexttoken.id) { + case "{": + case "[": + option.laxbreak = true; + jsonmode = true; + jsonValue(); + break; + default: + directives(); + if (directive["use strict"] && !option.globalstrict) { + warning("Use the function form of \"use strict\".", prevtoken); + } + + statements(); + } + advance((nexttoken && nexttoken.value !== ".") ? "(end)" : undefined); + + var markDefined = function (name, context) { + do { + if (typeof context[name] === "string") { + // JSHINT marks unused variables as 'unused' and + // unused function declaration as 'unction'. This + // code changes such instances back 'var' and + // 'closure' so that the code in JSHINT.data() + // doesn't think they're unused. + + if (context[name] === "unused") + context[name] = "var"; + else if (context[name] === "unction") + context[name] = "closure"; + + return true; + } + + context = context["(context)"]; + } while (context); + + return false; + }; + + var clearImplied = function (name, line) { + if (!implied[name]) + return; + + var newImplied = []; + for (var i = 0; i < implied[name].length; i += 1) { + if (implied[name][i] !== line) + newImplied.push(implied[name][i]); + } + + if (newImplied.length === 0) + delete implied[name]; + else + implied[name] = newImplied; + }; + + var warnUnused = function (name, token) { + var line = token.line; + var chr = token.character; + + if (option.unused) + warningAt("'{a}' is defined but never used.", line, chr, name); + + unuseds.push({ + name: name, + line: line, + character: chr + }); + }; + + var checkUnused = function (func, key) { + var type = func[key]; + var token = func["(tokens)"][key]; + + if (key.charAt(0) === "(") + return; + + if (type !== "unused" && type !== "unction") + return; + + // Params are checked separately from other variables. + if (func["(params)"] && func["(params)"].indexOf(key) !== -1) + return; + + warnUnused(key, token); + }; + + // Check queued 'x is not defined' instances to see if they're still undefined. + for (i = 0; i < JSHINT.undefs.length; i += 1) { + k = JSHINT.undefs[i].slice(0); + + if (markDefined(k[2].value, k[0])) { + clearImplied(k[2].value, k[2].line); + } else { + warning.apply(warning, k.slice(1)); + } + } + + functions.forEach(function (func) { + for (var key in func) { + if (is_own(func, key)) { + checkUnused(func, key); + } + } + + if (!func["(params)"]) + return; + + var params = func["(params)"].slice(); + var param = params.pop(); + var type; + + while (param) { + type = func[param]; + + // 'undefined' is a special case for (function (window, undefined) { ... })(); + // patterns. + + if (param === "undefined") + return; + + if (type !== "unused" && type !== "unction") + return; + + warnUnused(param, func["(tokens)"][param]); + param = params.pop(); + } + }); + + for (var key in declared) { + if (is_own(declared, key) && !is_own(global, key)) { + warnUnused(key, declared[key]); + } + } + } catch (e) { + if (e) { + var nt = nexttoken || {}; + JSHINT.errors.push({ + raw : e.raw, + reason : e.message, + line : e.line || nt.line, + character : e.character || nt.from + }, null); + } + } + + // Loop over the listed "internals", and check them as well. + + if (JSHINT.scope === "(main)") { + o = o || {}; + + for (i = 0; i < JSHINT.internals.length; i += 1) { + k = JSHINT.internals[i]; + o.scope = k.elem; + itself(k.value, o, g); + } + } + + return JSHINT.errors.length === 0; + }; + + // Data summary. + itself.data = function () { + var data = { + functions: [], + options: option + }; + var implieds = []; + var members = []; + var fu, f, i, j, n, globals; + + if (itself.errors.length) { + data.errors = itself.errors; + } + + if (jsonmode) { + data.json = true; + } + + for (n in implied) { + if (is_own(implied, n)) { + implieds.push({ + name: n, + line: implied[n] + }); + } + } + + if (implieds.length > 0) { + data.implieds = implieds; + } + + if (urls.length > 0) { + data.urls = urls; + } + + globals = Object.keys(scope); + if (globals.length > 0) { + data.globals = globals; + } + + for (i = 1; i < functions.length; i += 1) { + f = functions[i]; + fu = {}; + + for (j = 0; j < functionicity.length; j += 1) { + fu[functionicity[j]] = []; + } + + for (j = 0; j < functionicity.length; j += 1) { + if (fu[functionicity[j]].length === 0) { + delete fu[functionicity[j]]; + } + } + + fu.name = f["(name)"]; + fu.param = f["(params)"]; + fu.line = f["(line)"]; + fu.character = f["(character)"]; + fu.last = f["(last)"]; + fu.lastcharacter = f["(lastcharacter)"]; + data.functions.push(fu); + } + + if (unuseds.length > 0) { + data.unused = unuseds; + } + + members = []; + for (n in member) { + if (typeof member[n] === "number") { + data.member = member; + break; + } + } + + return data; + }; + + itself.jshint = itself; + + return itself; }()); // Make JSHINT a Node module, if possible. if (typeof exports === "object" && exports) { - exports.JSHINT = JSHINT; + exports.JSHINT = JSHINT; } }); \ No newline at end of file diff --git a/tool/update_deps.js b/tool/update_deps.js index 6d74040c..0f868dbc 100644 --- a/tool/update_deps.js +++ b/tool/update_deps.js @@ -7,7 +7,7 @@ var rootDir = __dirname + "/../lib/ace/" var deps = [{ path: "mode/javascript/jshint.js", - url: "https://raw.github.com/jshint/jshint/master/jshint.js", + url: "https://raw.github.com/jshint/jshint/master/src/stable/jshint.js", needsFixup: true, postProcess: function(t) { return t.replace( From 89b65c3968bf6be8b9203038a04e3e2ad5739ef2 Mon Sep 17 00:00:00 2001 From: nightwing Date: Tue, 23 Oct 2012 09:22:27 +0400 Subject: [PATCH 2/3] tweak info warning list to match cloud9 --- lib/ace/mode/css_worker.js | 2 +- lib/ace/mode/javascript_worker.js | 3 ++- 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/lib/ace/mode/css_worker.js b/lib/ace/mode/css_worker.js index cdbe057c..09802cad 100644 --- a/lib/ace/mode/css_worker.js +++ b/lib/ace/mode/css_worker.js @@ -40,7 +40,7 @@ var Worker = exports.Worker = function(sender) { Mirror.call(this, sender); this.setTimeout(400); this.ruleset = null; - this.setDisabledRules(""); + this.setDisabledRules("ids"); this.setInfoRules("adjoining-classes|qualified-headings|zero-units|gradients|import|outline-none"); }; diff --git a/lib/ace/mode/javascript_worker.js b/lib/ace/mode/javascript_worker.js index 27baa09f..8d3a060c 100644 --- a/lib/ace/mode/javascript_worker.js +++ b/lib/ace/mode/javascript_worker.js @@ -62,7 +62,8 @@ var infoRe = startRegex([ "Unexpected space", "Missing radix parameter.", "A leading decimal point can", - "\\['\\{a\\}'\\] is better written in dot notation." + "\\['{a}'\\] is better written in dot notation.", + "'{a}' used out of scope" ]); var JavaScriptWorker = exports.JavaScriptWorker = function(sender) { From 2928bd1ef3aa9fc7c77dc50eef92b69e66513ad5 Mon Sep 17 00:00:00 2001 From: nightwing Date: Tue, 23 Oct 2012 09:17:46 +0400 Subject: [PATCH 3/3] enable workers in demo since firefox bug was fixed --- demo/kitchen-sink/demo.js | 4 ---- 1 file changed, 4 deletions(-) diff --git a/demo/kitchen-sink/demo.js b/demo/kitchen-sink/demo.js index 9db36c18..9eb0e2e7 100644 --- a/demo/kitchen-sink/demo.js +++ b/demo/kitchen-sink/demo.js @@ -54,10 +54,6 @@ var Renderer = require("ace/virtual_renderer").VirtualRenderer; var Editor = require("ace/editor").Editor; var MultiSelect = require("ace/multi_select").MultiSelect; -// workers do not work for file: -/* if (location.protocol == "file:") - EditSession.prototype.$useWorker = false; */ - var doclist = require("./doclist"); var modelist = require("./modelist"); var layout = require("./layout");