From: Dan Vanderkam Date: Sat, 22 Nov 2014 05:16:40 +0000 (-0500) Subject: Lint as part of Travis tests X-Git-Tag: v1.1.0~16^2~1 X-Git-Url: https://adrianiainlam.tk/git/?a=commitdiff_plain;h=46fd90891e949491786930cd562992417efe9614;p=dygraphs.git Lint as part of Travis tests --- diff --git a/.jshintrc b/.jshintrc new file mode 100644 index 0000000..fb5e562 --- /dev/null +++ b/.jshintrc @@ -0,0 +1,8 @@ +{ + "browser": true, + "shadow": true, + "devel": true, + "globals": { + }, + "maxerr": 100000 +} diff --git a/.travis.yml b/.travis.yml index 6e5919d..6eee1d0 100644 --- a/.travis.yml +++ b/.travis.yml @@ -1,3 +1,5 @@ language: node_js node_js: - "0.10" + +script: "make travis" diff --git a/Makefile b/Makefile index 6829ebf..2ab31de 100644 --- a/Makefile +++ b/Makefile @@ -1,8 +1,4 @@ -# Run the generate-combined.sh script. -# This Makefile isn't really necessary, but it serves as a "indicator" -# to new users that they need to do a "build" of sorts. -# -# Dean Wampler March 22, 2010 +# You should run "npm install" before running any commands in this Makefile. all: test generate-combined generate-documentation @@ -41,7 +37,12 @@ clean-combined-test: clean rm dygraph-combined.js.map lint: - @./lint.sh + @./generate-combined.sh ls \ + | grep -v 'polyfills' \ + | xargs ./node_modules/.bin/jshint + +# Commands to run for continuous integration on Travis-CI +travis: test test-combined lint publish: ./generate-combined.sh diff --git a/dashed-canvas.js b/dashed-canvas.js index cec7729..c92a322 100644 --- a/dashed-canvas.js +++ b/dashed-canvas.js @@ -157,7 +157,8 @@ CanvasRenderingContext2D.prototype.installPattern = function(pattern) { } this.restore(); - x1 = x2, y1 = y2; + x1 = x2; + y1 = y2; } } realStroke.call(this); @@ -173,4 +174,4 @@ CanvasRenderingContext2D.prototype.installPattern = function(pattern) { CanvasRenderingContext2D.prototype.uninstallPattern = function() { // This will be replaced by a non-error version when a pattern is installed. throw "Must install a line pattern before uninstalling it."; -} +}; diff --git a/dygraph-canvas.js b/dygraph-canvas.js index 4ebf5bc..fa12934 100644 --- a/dygraph-canvas.js +++ b/dygraph-canvas.js @@ -746,7 +746,7 @@ DygraphCanvasRenderer._fastCanvasProxy = function(context) { _count: function() { return actionCount; } }; -} +}; /** * Draws the shaded regions when "fillGraph" is set. Not to be confused with @@ -803,6 +803,17 @@ DygraphCanvasRenderer._fillPlotter = function(e) { var currBaseline; var prevStepPlot; // for different line drawing modes (line/step) per series + // Helper function to trace a line back along the baseline. + var traceBackPath = function(ctx, baselineX, baselineY, pathBack) { + ctx.lineTo(baselineX, baselineY); + if (stackedGraph) { + for (var i = pathBack.length - 1; i >= 0; i--) { + var pt = pathBack[i]; + ctx.lineTo(pt[0], pt[1]); + } + } + }; + // process sets in reverse order (needed for stacked graphs) for (var setIdx = setCount - 1; setIdx >= 0; setIdx--) { var ctx = e.drawingContext; @@ -846,24 +857,15 @@ DygraphCanvasRenderer._fillPlotter = function(e) { // stores the [x, y] values needed to trace that shape. var pathBack = []; - var traceBackPath = function(baselineX, baselineY) { - ctx.lineTo(baselineX, baselineY); - if (stackedGraph) { - for (var i = pathBack.length - 1; i >= 0; i--) { - var pt = pathBack[i]; - ctx.lineTo(pt[0], pt[1]); - } - } - pathBack = []; - }; - // TODO(danvk): there are a lot of options at play in this loop. // The logic would be much clearer if some (e.g. stackGraph and // stepPlot) were split off into separate sub-plotters. + var point; while (iter.hasNext) { - var point = iter.next(); + point = iter.next(); if (!Dygraph.isOK(point.y) && !stepPlot) { - traceBackPath(prevX, prevYs[1]); + traceBackPath(ctx, prevX, prevYs[1], pathBack); + pathBack = []; prevX = NaN; if (point.y_stacked !== null && !isNaN(point.y_stacked)) { baseline[point.canvasx] = area.h * point.y_stacked + area.y; @@ -937,8 +939,9 @@ DygraphCanvasRenderer._fillPlotter = function(e) { prevX = point.canvasx; } prevStepPlot = stepPlot; - if (newYs) { - traceBackPath(point.canvasx, newYs[1]); + if (newYs && point) { + traceBackPath(ctx, point.canvasx, newYs[1], pathBack); + pathBack = []; } ctx.fill(); } diff --git a/dygraph-interaction-model.js b/dygraph-interaction-model.js index c58f2a5..53e2f44 100644 --- a/dygraph-interaction-model.js +++ b/dygraph-interaction-model.js @@ -49,7 +49,7 @@ Dygraph.Interaction.maybeTreatMouseOpAsClick = function(event, g, context) { context.regionWidth = regionWidth; context.regionHeight = regionHeight; -} +}; /** * Called in response to an interaction model operation that diff --git a/dygraph.js b/dygraph.js index c9130e4..6b6bc0d 100644 --- a/dygraph.js +++ b/dygraph.js @@ -1079,7 +1079,7 @@ Dygraph.prototype.toPercentXCoord = function(x) { var xRange = this.xAxisRange(); var pct; var logscale = this.attributes_.getForAxis("logscale", 'x') ; - if (logscale == true) { // logscale can be null so we test for true explicitly. + if (logscale === true) { // logscale can be null so we test for true explicitly. var logr0 = Dygraph.log10(xRange[0]); var logr1 = Dygraph.log10(xRange[1]); pct = (Dygraph.log10(x) - logr0) / (logr1 - logr0); diff --git a/jshint/CHANGELOG b/jshint/CHANGELOG deleted file mode 100644 index 695f0ad..0000000 --- a/jshint/CHANGELOG +++ /dev/null @@ -1,63 +0,0 @@ -April 16, 2011 - * New edition: 2011-04-16 - - * Unit tests for all options and some core functions - * A number of small typo and message fixes - * JSHint is now a JavaScript/JSON parser only - (ADSafe, HTML, CSS related code was removed) - * JSHint now supports function-scoped options - * JSHint now supports both /*jshint and /*jslint - - * JSHint now supports shebangs (#!) - * Added support for typed array globals - * Allowed the use of variables/functions before definition. - (option 'latedef' to disallow) - * Fixed a bug with 'forin' option - * Fixed Rhino wrapper's CLI options support - * Fixed a bug with JSHint leaking internal variables - * Added option 'expr' to allow ExpressionStatement as valid Program - * Added an option 'prototypejs' to pre-define Prototype globals - * Added XPathResult et al. to the 'browser' option - * Added support for 'undefined' as a function parameter - * Option 'boss' has now precedence over 'eqeqeq' when it comes to '== null' - * Fixed a bug with JSHint parsing getters/setters as function statements - * Added an option 'mootools' to pre-define MooTools globals - * Added an option 'globalstrict' to allow the use of global strict mode - * Added HTMLElement to the browser environment - * Added support for the void operator - * Fixed a bug with 'new Array' - * Added option 'white' to check for trailing whitespaces - -March 01, 2011 - * New edition: 2011-03-02 - - * When library is used from Rhino, you can provide options via command line arguments - - * Added new HTML5 globals to the 'browser' option - * Tolerate == null when boss:true - * Tolerate undefined variables in the typeof and delete - * Tolerate undefined as a formal parameter - * Recognize new Array() as a valid expression - * Added support for explicit case statement fallthroughs (using special comments) - * Added third formal parameter to JSHINT for specifying pre-defined globals - - * New option 'asi' to tolerate the use of automatic semicolon insertion - * New option 'jquery' to assume jQuery environment - * New option 'couch' to assume CouchDB environment - -February 19, 2011 - * New edition: 2011-02-19 - - * Library can act as a Node.js module and a Rhino program - - * Tolerate single statements in if/for/while constructions ('curly' to disallow) - * Tolerate arguments.callee and arguments.caller ('noarg' to disallow) - * Tolerate empty blocks ('noempty' to disallow) - * Tolerate the use of `new` for side-effects ('nonew' to disallow) - * Less strict styling check by default ('white' to revert) - - * New option 'boss' to tolerate assignments inside if/for/while - * New option 'node' to assume Node environment - -January 19, 2011 - * Forked JSLint from the edition 2010-12-16 \ No newline at end of file diff --git a/jshint/Makefile b/jshint/Makefile deleted file mode 100644 index 512ca3b..0000000 --- a/jshint/Makefile +++ /dev/null @@ -1,16 +0,0 @@ -build_dir: - @mkdir -p "build" - -rhino: build_dir - @echo "Building JSHint for Rhino" - @cat "jshint.js" > "build/jshint-rhino.js" && \ - cat "env/rhino.js" >> "build/jshint-rhino.js" && \ - echo "Done" - -test: - @echo "Running all tests" - @expresso tests/*.js - -clean: - @echo "Cleaning" - @rm -f build/*.js && echo "Done" diff --git a/jshint/README.markdown b/jshint/README.markdown deleted file mode 100755 index d8e6713..0000000 --- a/jshint/README.markdown +++ /dev/null @@ -1,71 +0,0 @@ -JSHint, A Static Code Analysis Tool for JavaScript -================================================== - -JSHint is a community-driven tool to detect errors and potential problems in -JavaScript code and to enforce your team's coding conventions. - -**IMPORTANT**: - - * This README is for people who are thinking about contributing to JSHint. For general usage - please refer to [our website](http://jshint.com/). - * If you want to report a bug about the website, please go to the - [jshint/site](https://github.com/jshint/site/) repository. - * If you want to report a bug or contribute to our NPM package, please go to the - [jshint/node-jshint](https://github.com/jshint/node-jshint/) repository. - -Reporting a bug ---------------- - -To report a bug simply create a [new GitHub Issue](https://github.com/jshint/jshint/issues/new) and -describe your problem or suggestion. We welcome all kind of feedback regarding JSHint including but -not limited to: - - * When JSHint doesn't work as expected - * When JSHint complains about valid JavaScript code that works in all browsers - * When you simply want a new option or feature - -Please, before reporting a bug look around to see if there are any open or closed tickets that -cover your issue. And remember the wisdom: pull request > bug report > tweet. - -Submitting patches ------------------- - -The best way to make sure your issue is addressed is to submit a patch. GitHub provides a very -nice interface--pull requests--for that but we accept patches through all mediums: email, issue -comment, tweet with a link to a snippet, etc. - -Before submitting a patch make sure that you comply to our style. We don't have specific style -guide so just look around the code you are changing. - -Also, make sure that you write tests for new features and make sure that all tests pass before -submitting a patch. Patches that break the build will be rejected. - -**FEATURE FREEZE**: Please note that we currently have a feature freeze on new environments and -styling options. The only patches we accept at this time are for bug fixes. - -Tests ------ - -To run tests you will need to install [node.js](http://nodejs.org/) and -expresso. You can install the latter with npm: - - npm install expresso - -After that, running tests is as easy as: - - expresso tests/*.js - -Attribution ------------ - -Maintainer: [Anton Kovalyov](http://anton.kovalyov.net/) ([@valueof](http://twitter.com/valueof)) - -Distinguished Contributors: - - * [Wolfgang Kluge](http://klugesoftware.de/) ([blog](http://gehirnwindung.de/)) - * [Josh Perez](http://www.goatslacker.com/) - -Thank you! ----------- - -We really appreciate all kind of feedback and contributions. Thanks for using and supporing JSHint! \ No newline at end of file diff --git a/jshint/build/jshint-rhino.js b/jshint/build/jshint-rhino.js deleted file mode 100644 index 055d38c..0000000 --- a/jshint/build/jshint-rhino.js +++ /dev/null @@ -1,4389 +0,0 @@ -/*! - * JSHint, by JSHint Community. - * - * 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) - * - * 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 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 2010-12-16 edition of JSLint. - * - */ - -/* - JSHINT is a global function. It takes two parameters. - - 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 - is assumed that each string represents one line. The source can be a - JavaScript text or a JSON text. - - The second parameter is an optional object of options which control the - operation of JSHINT. Most of the options are booleans: They are all - optional and have a default value of false. One of the options, predef, - can be an array of names, which will be used to declare global variables, - or an object whose keys are used as global names, with a boolean value - that determines if they are assignable. - - If it checks out, JSHINT returns true. Otherwise, it returns false. - - If false, you can inspect JSHINT.errors to find out the problems. - JSHINT.errors is an array of objects containing these members: - - { - line : The line (relative to 0) at which the lint was found - character : The character (relative to 0) 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 - JSHINT.errors array. - - You can request a Function Report, which shows all of the functions - and the parameters and vars that they use. This can be used to find - implied global variables and other problems. The report is in HTML and - can be inserted in an HTML . - - var myReport = JSHINT.report(limited); - - If limited is true, then the report will be limited to only errors. - - You can request a data structure which contains JSHint's results. - - 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, - last: NUMBER, - param: [ - STRING - ], - closure: [ - STRING - ], - var: [ - STRING - ], - exception: [ - STRING - ], - outer: [ - STRING - ], - unused: [ - STRING - ], - global: [ - STRING - ], - label: [ - STRING - ] - ], - globals: [ - STRING - ], - member: { - STRING: NUMBER - }, - unuseds: [ - { - name: STRING, - line: NUMBER - } - ], - implieds: [ - { - name: STRING, - line: NUMBER - } - ], - urls: [ - STRING - ], - json: BOOLEAN - } - - Empty arrays will not be included. - -*/ - -/*jshint - evil: true, nomen: false, onevar: false, regexp: false, strict: true, boss: true, - undef: true, maxlen: 100, indent:4 -*/ - -/*members "\b", "\t", "\n", "\f", "\r", "!=", "!==", "\"", "%", "(begin)", - "(breakage)", "(context)", "(error)", "(global)", "(identifier)", "(last)", - "(line)", "(loopage)", "(name)", "(onevar)", "(params)", "(scope)", - "(statement)", "(verb)", "*", "+", "++", "-", "--", "\/", "<", "<=", "==", - "===", ">", ">=", $, $$, $A, $F, $H, $R, $break, $continue, $w, Abstract, Ajax, - __filename, __dirname, ActiveXObject, Array, ArrayBuffer, ArrayBufferView, Audio, - Autocompleter, Assets, Boolean, Builder, Buffer, Browser, COM, CScript, Canvas, - CustomAnimation, Class, Control, Chain, Color, Cookie, Core, DataView, Date, - Debug, Draggable, Draggables, Droppables, Document, DomReady, DOMReady, Drag, - E, Enumerator, Enumerable, Element, Elements, Error, Effect, EvalError, Event, - Events, FadeAnimation, Field, Flash, Float32Array, Float64Array, Form, - FormField, Frame, FormData, Function, Fx, GetObject, Group, Hash, HotKey, - HTMLElement, HTMLAnchorElement, HTMLBaseElement, HTMLBlockquoteElement, - HTMLBodyElement, HTMLBRElement, HTMLButtonElement, HTMLCanvasElement, HTMLDirectoryElement, - HTMLDivElement, HTMLDListElement, HTMLFieldSetElement, - HTMLFontElement, HTMLFormElement, HTMLFrameElement, HTMLFrameSetElement, - HTMLHeadElement, HTMLHeadingElement, HTMLHRElement, HTMLHtmlElement, - HTMLIFrameElement, HTMLImageElement, HTMLInputElement, HTMLIsIndexElement, - HTMLLabelElement, HTMLLayerElement, HTMLLegendElement, HTMLLIElement, - HTMLLinkElement, HTMLMapElement, HTMLMenuElement, HTMLMetaElement, - HTMLModElement, HTMLObjectElement, HTMLOListElement, HTMLOptGroupElement, - HTMLOptionElement, HTMLParagraphElement, HTMLParamElement, HTMLPreElement, - HTMLQuoteElement, HTMLScriptElement, HTMLSelectElement, HTMLStyleElement, - HtmlTable, HTMLTableCaptionElement, HTMLTableCellElement, HTMLTableColElement, - HTMLTableElement, HTMLTableRowElement, HTMLTableSectionElement, - HTMLTextAreaElement, HTMLTitleElement, HTMLUListElement, HTMLVideoElement, - Iframe, IframeShim, Image, Int16Array, Int32Array, Int8Array, - Insertion, InputValidator, JSON, Keyboard, Locale, LN10, LN2, LOG10E, LOG2E, - MAX_VALUE, MIN_VALUE, Mask, Math, MenuItem, MoveAnimation, MooTools, Native, - NEGATIVE_INFINITY, Number, Object, ObjectRange, Option, Options, OverText, PI, - POSITIVE_INFINITY, PeriodicalExecuter, Point, Position, Prototype, RangeError, - Rectangle, ReferenceError, RegExp, ResizeAnimation, Request, RotateAnimation, - SQRT1_2, SQRT2, ScrollBar, ScriptEngine, ScriptEngineBuildVersion, - ScriptEngineMajorVersion, ScriptEngineMinorVersion, Scriptaculous, Scroller, - Slick, Slider, Selector, SharedWorker, String, Style, SyntaxError, Sortable, Sortables, - SortableObserver, Sound, Spinner, System, Swiff, Text, TextArea, Template, - Timer, Tips, Type, TypeError, Toggle, Try, "use strict", unescape, URI, URIError, URL, - VBArray, WSH, WScript, XDomainRequest, Web, Window, XMLDOM, XMLHttpRequest, XPathEvaluator, - XPathException, XPathExpression, XPathNamespace, XPathNSResolver, XPathResult, "\\", a, - addEventListener, address, alert, apply, applicationCache, arguments, arity, - asi, b, bitwise, block, blur, boolOptions, boss, browser, c, call, callee, - caller, cases, charAt, charCodeAt, character, clearInterval, clearTimeout, - close, closed, closure, comment, condition, confirm, console, constructor, - content, couch, create, css, curly, d, data, datalist, dd, debug, decodeURI, - decodeURIComponent, defaultStatus, defineClass, deserialize, devel, document, - dojo, dijit, dojox, define, edition, else, emit, encodeURI, encodeURIComponent, - entityify, eqeqeq, eqnull, errors, es5, escape, esnext, eval, event, evidence, evil, - ex, exception, exec, exps, expr, exports, FileReader, first, floor, focus, - forin, fragment, frames, from, fromCharCode, fud, funcscope, funct, function, functions, - g, gc, getComputedStyle, getRow, getter, GLOBAL, global, globals, globalstrict, - hasOwnProperty, help, history, i, id, identifier, immed, implieds, importPackage, include, - indent, indexOf, init, ins, instanceOf, isAlpha, isApplicationRunning, isArray, - isDigit, isFinite, isNaN, iterator, java, join, jshint, - JSHINT, json, jquery, jQuery, keys, label, labelled, last, lastsemic, laxbreak, - latedef, lbp, led, left, length, line, load, loadClass, localStorage, location, - log, loopfunc, m, match, maxerr, maxlen, member,message, meta, module, moveBy, - moveTo, mootools, multistr, name, navigator, new, newcap, noarg, node, noempty, nomen, - nonew, nonstandard, nud, onbeforeunload, onblur, onerror, onevar, onecase, onfocus, - onload, onresize, onunload, open, openDatabase, openURL, opener, opera, options, outer, param, - parent, parseFloat, parseInt, passfail, plusplus, predef, print, process, prompt, - proto, prototype, prototypejs, provides, push, quit, range, raw, reach, reason, regexp, - readFile, readUrl, regexdash, removeEventListener, replace, report, require, - reserved, resizeBy, resizeTo, resolvePath, resumeUpdates, respond, rhino, right, - runCommand, scroll, screen, scripturl, scrollBy, scrollTo, scrollbar, search, seal, - send, serialize, sessionStorage, setInterval, setTimeout, setter, setterToken, shift, slice, - smarttabs, sort, spawn, split, stack, status, start, strict, sub, substr, supernew, shadow, - supplant, sum, sync, test, toLowerCase, toString, toUpperCase, toint32, token, top, trailing, - type, typeOf, Uint16Array, Uint32Array, Uint8Array, undef, undefs, unused, urls, validthis, - value, valueOf, var, version, WebSocket, white, window, Worker, wsh*/ - -/*global exports: false */ - -// We build the application inside a function so that we produce only a single -// global variable. That function will be invoked immediately, and its return -// value is the JSHINT function itself. - -var JSHINT = (function () { - "use strict"; - - 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 - 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 - 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 - 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. - white : true, // if strict whitespace rules apply - wsh : true // if the Windows Scripting Host environment globals - // should be predefined - }, - - // browser contains a set of global names which are commonly provided by a - // web browser environment. - browser = { - ArrayBuffer : false, - ArrayBufferView : false, - Audio : false, - addEventListener : false, - applicationCache : false, - blur : false, - clearInterval : false, - clearTimeout : false, - close : false, - closed : false, - DataView : 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, - moveBy : false, - moveTo : false, - name : 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, - 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 - }, - - devel = { - alert : false, - confirm : false, - console : false, - Debug : false, - opera : false, - prompt : false - }, - - dojo = { - dojo : false, - dijit : false, - dojox : false, - define : false, - "require" : false - }, - - escapes = { - '\b': '\\b', - '\t': '\\t', - '\n': '\\n', - '\f': '\\f', - '\r': '\\r', - '"' : '\\"', - '/' : '\\/', - '\\': '\\\\' - }, - - 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, - Assets : false, - Browser : false, - Chain : false, - Class : false, - Color : false, - Cookie : false, - Core : false, - Document : false, - DomReady : 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 : false, - 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 - }, - - 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, - Math : false, - Number : false, - Object : false, - parseInt : false, - parseFloat : false, - RangeError : false, - ReferenceError : false, - RegExp : false, - String : false, - SyntaxError : false, - TypeError : false, - URIError : false - }, - - // widely adopted global names that are not part of ECMAScript standard - nonstandard = { - escape : false, - unescape : false - }, - - standard_member = { - E : true, - LN2 : true, - LN10 : true, - LOG2E : true, - LOG10E : true, - MAX_VALUE : true, - MIN_VALUE : true, - NEGATIVE_INFINITY : true, - PI : true, - POSITIVE_INFINITY : true, - SQRT1_2 : true, - SQRT2 : true - }, - - directive, - syntax = {}, - tab, - token, - urls, - useESNextSyntax, - warnings, - - 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*([(){}\[.,:;'"~\?\]#@]|==?=?|\/(\*(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); - } - -// Provide critical ES5 functions to ES3. - - if (typeof Array.isArray !== 'function') { - Array.isArray = function (o) { - return Object.prototype.toString.apply(o) === '[object Array]'; - }; - } - - 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 - - if (typeof String.prototype.entityify !== 'function') { - String.prototype.entityify = function () { - return this - .replace(/&/g, '&') - .replace(//g, '>'); - }; - } - - if (typeof String.prototype.isAlpha !== 'function') { - String.prototype.isAlpha = function () { - return (this >= 'a' && this <= 'z\uffff') || - (this >= 'A' && this <= 'Z\uffff'); - }; - } - - if (typeof String.prototype.isDigit !== 'function') { - String.prototype.isDigit = function () { - return (this >= '0' && this <= '9'); - }; - } - - if (typeof String.prototype.supplant !== 'function') { - String.prototype.supplant = function (o) { - return this.replace(/\{([^{}]*)\}/g, function (a, b) { - var r = o[b]; - return typeof r === 'string' || typeof r === 'number' ? r : a; - }); - }; - } - - if (typeof String.prototype.name !== 'function') { - String.prototype.name = function () { - -// If the string looks like an identifier, then we can return it as is. -// If the string contains no control characters, no quote characters, and no -// backslash characters, then we can simply slap some quotes around it. -// Otherwise we must also replace the offending characters with safe -// sequences. - - if (ix.test(this)) { - return this; - } - if (nx.test(this)) { - return '"' + this.replace(nxg, function (a) { - var c = escapes[a]; - if (c) { - return c; - } - return '\\u' + ('0000' + a.charCodeAt().toString(16)).slice(-4); - }) + '"'; - } - return '"' + this + '"'; - }; - } - - - function combine(t, o) { - var n; - for (n in o) { - if (is_own(o, n)) { - t[n] = o[n]; - } - } - } - - 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); - } - - 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.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, - a: a, - b: b, - c: c, - d: d - }; - w.reason = m.supplant(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) { - var w = 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); - } - - - -// lexical analysis and token construction - - var lex = (function lex() { - var character, from, line, s; - -// Private lex methods - - function nextLine() { - var at, - tw; // trailing whitespace check - - if (line >= lines.length) - return false; - - 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. - if (option.smarttabs) - at = s.search(/ \t/); - else - at = s.search(/ \t|\t /); - - if (at >= 0) - warningAt("Mixed spaces and tabs.", line, at + 1); - - s = s.replace(/\t/g, tab); - at = s.search(cx); - - if (at >= 0) - warningAt("Unsafe character.", line, at); - - if (option.maxlen && option.maxlen < s.length) - warningAt("Line too long.", line, s.length); - - // Check for trailing whitespaces - tw = /\s+$/.test(s); - if (option.trailing && tw && !/^\s+$/.test(s)) { - warningAt("Trailing whitespace.", line, tw); - } - return true; - } - -// Produce a token object. The token inherits from a syntax symbol. - - function it(type, value) { - var i, t; - 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); - if (type === '(string)' || type === '(range)') { - if (!option.scripturl && jx.test(value)) { - warningAt("Script URL.", line, from); - } - } - if (type === '(identifier)') { - t.identifier = true; - if (value === '__proto__' && !option.proto) { - warningAt("The '{a}' property is deprecated.", - line, from, value); - } else if (value === '__iterator__' && !option.iterator) { - warningAt("'{a}' is only available in JavaScript 1.7.", - line, from, value); - } else if (option.nomen && (value.charAt(0) === '_' || - value.charAt(value.length - 1) === '_')) { - if (!option.node || token.id === '.' || - (value !== '__dirname' && value !== '__filename')) { - warningAt("Unexpected {a} in '{b}'.", line, from, "dangling '_'", 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; - } - - // 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] = ''; - - 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; - } - - }, - - - // 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; - - 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; - } - } - - function string(x) { - var c, j, r = '', allowNewLine = false; - - if (jsonmode && x !== '"') { - warningAt("Strings must use doublequote.", - 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); - } - j = 0; -unclosedString: for (;;) { - while (j >= s.length) { - j = 0; - - var cl = line, cf = from; - if (!nextLine()) { - errorAt("Unclosed string.", cl, cf); - break unclosedString; - } - - if (allowNewLine) { - allowNewLine = false; - } else { - warningAt("Unclosed string.", cl, cf); - } - } - c = s.charAt(j); - if (c === x) { - character += 1; - s = s.substr(j + 1); - return it('(string)', r, x); - } - 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); - 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 '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; - default: - warningAt("Bad escapement.", line, character); - } - } - r += c; - character += 1; - j += 1; - } - } - - for (;;) { - if (!s) { - return it(nextLine() ? '(endline)' : '(end)', ''); - } - t = match(tx); - if (!t) { - t = ''; - c = ''; - while (s && s < '!') { - s = s.substr(1); - } - if (s) { - errorAt("Unexpected '{a}'.", line, character, s.substr(0, 1)); - s = ''; - } - } else { - - // identifier - - if (c.isAlpha() || c === '_' || c === '$') { - return it('(identifier)', t); - } - - // number - - if (c.isDigit()) { - if (!isFinite(Number(t))) { - warningAt("Bad number '{a}'.", - line, character, t); - } - if (s.substr(0, 1).isAlpha()) { - warningAt("Missing space after '{a}'.", - line, character, t); - } - if (c === '0') { - d = t.substr(1, 1); - if (d.isDigit()) { - 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) { - - // string - - case '"': - case "'": - return string(t); - - // // comment - - case '//': - s = ''; - token.comment = true; - break; - - // /* comment - - case '/*': - for (;;) { - i = s.search(lx); - if (i >= 0) { - break; - } - if (!nextLine()) { - errorAt("Unclosed comment.", line, character); - } - } - character += i + 2; - if (s.substr(i, 1) === '/') { - errorAt("Nested comment.", line, character); - } - s = s.substr(i + 2); - token.comment = true; - break; - - // /*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 '': - break; - // / - case '/': - if (token.id === '/=') { - 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( -"Unexpected control character in regular expression.", line, from + l); - } 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( -"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( -"Spaces are hard to count. Use {{a}}.", line, from + l, q); - } - break; - case '[': - c = s.charAt(l); - if (c === '^') { - l += 1; - if (option.regexp) { - warningAt("Insecure '{a}'.", - line, from + l, c); - } else 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( -"Unexpected escaped character '{a}' in regular expression.", line, from + l, c); - } - 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( -"Expected a number and instead saw '{a}'.", line, from + l, c); - } - 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( -"'{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); - - // punctuator - - case '#': - return it('(punctuator)', t); - default: - return it('(punctuator)', t); - } - } - } - } - }; - }()); - - - function addlabel(t, type) { - - if (t === 'hasOwnProperty') { - warning("'hasOwnProperty' is a really bad name."); - } - -// Define t in the current function in the current scope. - 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; - 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 b, obj, filter, o = nexttoken.value, t, v; - switch (o) { - case '*/': - error("Unbegun comment."); - break; - case '/*members': - case '/*member': - o = '/*members'; - if (!membersOnly) { - membersOnly = {}; - } - obj = membersOnly; - break; - case '/*jshint': - case '/*jslint': - obj = option; - filter = boolOptions; - break; - case '/*global': - obj = predefined; - break; - default: - error("What?"); - } - t = lex.token(); -loop: for (;;) { - 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); - } - v = lex.token(); - if (v.id === ':') { - v = lex.token(); - if (obj === membersOnly) { - error("Expected '{a}' and instead saw '{b}'.", - t, '*/', ':'); - } - if (t.value === 'indent' && (o === '/*jshint' || o === '/*jslint')) { - b = +v.value; - 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.white = true; - obj.indent = b; - } else if (t.value === 'maxerr' && (o === '/*jshint' || o === '/*jslint')) { - b = +v.value; - 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.maxerr = b; - } else if (t.value === 'maxlen' && (o === '/*jshint' || o === '/*jslint')) { - b = +v.value; - 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.maxlen = 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 (v.value === 'true') { - obj[t.value] = true; - } else if (v.value === 'false') { - obj[t.value] = false; - } else { - error("Bad option value.", v); - } - t = lex.token(); - } else { - if (o === '/*jshint' || o === '/*jslint') { - error("Missing option value.", t); - } - obj[t.value] = false; - t = v; - } - } - 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 ... -// from -// for ( var i = ... - - 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; - } - - - -// 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; - } - - 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); - } - } - - 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 -// is looking for ad hoc lint patterns. We add .fud to Pratt's model, which is -// like .nud except that it is only used on the first token of a statement. -// 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 - -// They are elements of the parsing method called Top Down Operator Precedence. - - function expression(rbp, initial) { - var left, isArray = false; - - 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'; - advance(); - if (isArray && token.id === '(' && nexttoken.id === ')') - warning("Use the array 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 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 nonadjacent(left, right) { - if (option.white) { - left = left || token; - right = right || nexttoken; - 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 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); - } - } - } - - 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.laxbreak) { - 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 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 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 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 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 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); - if ((left && left.id === 'NaN') || (right && right.id === '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 assignop(s, f) { - symbol(s, 20).exps = true; - return infix(s, function (left, that) { - var l; - 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 (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 === syntax['function']) { - warning( -"Expected an identifier in an assignment and instead saw a function invocation.", - token); - } - } - 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 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); - } - - - function suffix(s, f) { - 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 - 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') { - 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; - } - } - - - function statement(noindent) { - var i = indent, r, s = scope, t = nexttoken; - - if (t.id === ";") { - advance(";"); - return; - } - -// Is this a labelled statement? - - if (t.identifier && !t.reserved && peek().id === ':') { - advance(); - advance(':'); - scope = Object.create(s); - addlabel(t.value, 'label'); - if (!nexttoken.labelled) { - 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); - } - nexttoken.label = t.value; - t = nexttoken; - } - -// Parse the statement. - - if (!noindent) { - indentation(); - } - r = expression(0, true); - - // 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."); - } - - 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; - } - - - function statements(startLine) { - var a = [], f, p; - - while (!nexttoken.reach && nexttoken.id !== '(end)') { - if (nexttoken.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; - - 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; - } - - indentation(); - advance(); - if (directive[token.value]) { - warning("Unnecessary directive \"{a}\".", token, token.value); - } - - if (token.value === "use strict") { - option.newcap = true; - option.undef = true; - } - - // there's no directive negation, so always set to true - directive[token.value] = true; - - 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; - - inblock = ordinary; - if (!ordinary || !option.funcscope) scope = Object.create(scope); - nonadjacent(token, nexttoken); - t = nexttoken; - - 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 (option.strict && funct['(context)']['(global)']) { - if (!m["use strict"] && !directive["use strict"]) { - warning("Missing \"use strict\" statement."); - } - } - } - - a = statements(line); - - 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); - - 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."); - } - 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 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); - } - } - - - // Build the syntax table by declaring the syntactic elements of the language. - - type('(number)', 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; - - 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. - if (anonname !== 'typeof' && anonname !== 'delete' && - option.undef && typeof predefined[v] !== 'boolean') { - 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. - - 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 (anonname !== 'typeof' && anonname !== 'delete' && option.undef) { - 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': - case 'parameter': - 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; - }); - - -// 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('NaN'); - 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'); - - 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'); - - 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('--', '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 () { - 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 'Object': - warning("Use the object literal notation {}.", token); - break; - case 'Number': - case 'String': - case 'Boolean': - case 'Math': - case 'JSON': - warning("Do not use {a} as a constructor.", token, 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')) { - 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."); - } - this.first = c; - return this; - }); - syntax['new'].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) { - 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 (left.value !== 'Number' && left.value !== 'String' && - left.value !== 'Boolean' && - left.value !== 'Date') { - 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.", left); - } - if (!option.evil) { - if (left.value === 'eval' || left.value === 'Function' || - left.value === 'execScript') { - warning("eval is evil.", left); - } 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); - } - } - 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 === '(') { - warning( -"Move the invocation into the parens that contain the function.", nexttoken); - } else { - warning( -"Do not wrap function literals in parens unless they are to be immediately invoked.", - this); - } - } - 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.", - e, 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 === ',') { - 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 functionparams() { - var i, t = nexttoken, p = []; - advance('('); - nospace(); - if (nexttoken.id === ')') { - advance(')'); - return; - } - for (;;) { - i = identifier(true); - p.push(i); - addlabel(i, 'parameter'); - if (nexttoken.id === ',') { - comma(); - } else { - advance(')', t); - nospace(prevtoken, token); - return p; - } - } - } - - - function doFunction(i, statement) { - var f, - oldOption = option, - oldScope = scope; - - option = Object.create(option); - scope = Object.create(scope); - - funct = { - '(name)' : i || '"' + anonname + '"', - '(line)' : nexttoken.line, - '(context)' : funct, - '(breakage)' : 0, - '(loopage)' : 0, - '(scope)' : scope, - '(statement)': statement - }; - f = funct; - token.funct = funct; - functions.push(funct); - if (i) { - addlabel(i, 'function'); - } - funct['(params)'] = functionparams(); - - block(false, false, true); - scope = oldScope; - option = oldOption; - funct['(last)'] = token.line; - funct = funct['(context)']; - return f; - } - - - (function (x) { - x.nud = function () { - var b, f, i, j, p, seen = {}, t; - var prop, acc = {}; // Accessor methods - - function saveSetter(name, token) { - if (!acc[name]) { - acc[name] = {}; - } - acc[name].setter = true; - acc[name].setterToken = token; - } - - function saveGetter(name) { - if (!acc[name]) { - acc[name] = {}; - } - acc[name].getter = true; - } - - 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(); - if (!option.loopfunc && funct['(loopage)']) { - warning("Don't make functions within a loop.", t); - } - 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."); - } - if (acc[i] && acc[i].setter) { - warning("Duplicate member '{a}'.", nexttoken, i); - } - saveSetter(i, nexttoken); - seen[i] = false; - t = nexttoken; - adjacent(token, nexttoken); - f = doFunction(); - p = f['(params)']; - if (!p || p.length !== 1 || p[0] !== 'value') { - warning("Expected (value) in set {a} function.", t, i); - } - } else { - i = property_name(); - if (typeof i !== 'string') { - break; - } - advance(':'); - nonadjacent(token, nexttoken); - expression(10); - } - if (seen[i] === true) { - warning("Duplicate member '{a}'.", nexttoken, i); - } - seen[i] = true; - 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 (prop in acc) { - if (acc.hasOwnProperty(prop) && acc[prop].setter && !acc[prop].getter) { - warning("Setter is defined without getter.", acc[prop].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; - - 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 === '=') { - 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; - }; - - 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; - } - this.first = []; - for (;;) { - nonadjacent(token, nexttoken); - id = identifier(); - 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); - } - addlabel(id, 'unused'); - if (prefix) { - break; - } - 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; - - 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'); - doFunction(i, true); - if (nexttoken.id === '(' && nexttoken.line === token.line) { - error( -"Function declarations are not invocable. Wrap the whole function invocation in parens."); - } - 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; - advance('('); - nonadjacent(this, t); - nospace(); - expression(20); - if (nexttoken.id === '=') { - if (!option.boss) - warning("Expected a conditional expression and instead saw an assignment."); - 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, e, s; - - block(false); - if (nexttoken.id === 'catch') { - advance('catch'); - nonadjacent(token, nexttoken); - advance('('); - s = scope; - scope = Object.create(s); - e = nexttoken.value; - if (nexttoken.type !== '(identifier)') { - warning("Expected an identifier and instead saw '{a}'.", - nexttoken, e); - } else { - addlabel(e, 'exception'); - } - advance(); - advance(')'); - block(false); - b = true; - scope = s; - } - 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; - }); - - blockstmt('while', function () { - var t = nexttoken; - funct['(breakage)'] += 1; - funct['(loopage)'] += 1; - advance('('); - nonadjacent(this, t); - nospace(); - expression(20); - if (nexttoken.id === '=') { - if (!option.boss) - warning("Expected a conditional expression and instead saw an assignment."); - advance('='); - expression(20); - } - advance(')', t); - nospace(prevtoken, token); - block(true, true); - funct['(breakage)'] -= 1; - funct['(loopage)'] -= 1; - return this; - }).labelled = true; - - reserve('with'); - - 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)); - 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; - - (function () { - var x = stmt('do', function () { - funct['(breakage)'] += 1; - funct['(loopage)'] += 1; - this.first = block(true); - advance('while'); - var t = nexttoken; - nonadjacent(token, t); - advance('('); - nospace(); - expression(20); - if (nexttoken.id === '=') { - if (!option.boss) - warning("Expected a conditional expression and instead saw an assignment."); - 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; - 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("Expected a conditional expression and instead saw an assignment."); - 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; - - if (funct['(breakage)'] === 0) - warning("Unexpected '{a}'.", nexttoken, this.value); - - 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; - - - stmt('continue', function () { - var v = nexttoken.value; - - if (funct['(breakage)'] === 0) - warning("Unexpected '{a}'.", nexttoken, this.value); - - 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; - - - 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; - - - stmt('throw', function () { - nolinebreak(this); - nonadjacent(token, nexttoken); - this.first = expression(20); - reachable('throw'); - return this; - }).exps = true; - -// Superfluous reserved words - - 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'); - - -// 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; - JSHINT.errors = []; - JSHINT.undefs = []; - predefined = Object.create(standard); - combine(predefined, g || {}); - if (o) { - a = o.predef; - if (a) { - if (Array.isArray(a)) { - for (i = 0; i < a.length; i += 1) { - predefined[a[i]] = true; - } - } else if (typeof a === 'object') { - k = Object.keys(a); - for (i = 0; i < k.length; i += 1) { - predefined[k[i]] = !!a[k[i]]; - } - } - } - option = o; - } else { - option = {}; - } - 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 - }; - functions = [funct]; - urls = []; - stack = null; - member = {}; - membersOnly = null; - implied = {}; - inblock = false; - lookahead = []; - jsonmode = false; - warnings = 0; - lex.init(s); - prereg = true; - directive = {}; - - prevtoken = token = nexttoken = syntax['(begin)']; - assume(); - - // combine the passed globals after we've assumed all our options - combine(predefined, g || {}); - - 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('(end)'); - } 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); - } - } - - for (i = 0; i < JSHINT.undefs.length; i += 1) { - k = JSHINT.undefs[i].slice(0); - scope = k.shift(); - a = k[2]; - - if (typeof scope[a] !== 'string' && typeof funct[a] !== 'string') { - warning.apply(warning, k); - } - } - - return JSHINT.errors.length === 0; - }; - - // Data summary. - itself.data = function () { - - var data = { functions: [], options: option }, fu, globals, implieds = [], f, i, j, - members = [], n, unused = [], v; - 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 (n in f) { - if (is_own(f, n) && n.charAt(0) !== '(') { - v = f[n]; - if (v === 'unction') { - v = 'unused'; - } - if (Array.isArray(fu[v])) { - fu[v].push(n); - if (v === 'unused') { - unused.push({ - name: n, - line: f['(line)'], - 'function': f['(name)'] - }); - } - } - } - } - 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.last = f['(last)']; - data.functions.push(fu); - } - - if (unused.length > 0) { - data.unused = unused; - } - - members = []; - for (n in member) { - if (typeof member[n] === 'number') { - data.member = member; - break; - } - } - - return data; - }; - - itself.report = function (option) { - var data = itself.data(); - - var a = [], c, e, err, f, i, k, l, m = '', n, o = [], s; - - function detail(h, array) { - var b, i, singularity; - if (array) { - o.push('
' + h + ' '); - array = array.sort(); - for (i = 0; i < array.length; i += 1) { - if (array[i] !== singularity) { - singularity = array[i]; - o.push((b ? ', ' : '') + singularity); - b = true; - } - } - o.push('
'); - } - } - - - if (data.errors || data.implieds || data.unused) { - err = true; - o.push('
Error:'); - if (data.errors) { - for (i = 0; i < data.errors.length; i += 1) { - c = data.errors[i]; - if (c) { - e = c.evidence || ''; - o.push('

Problem' + (isFinite(c.line) ? ' at line ' + - c.line + ' character ' + c.character : '') + - ': ' + c.reason.entityify() + - '

' + - (e && (e.length > 80 ? e.slice(0, 77) + '...' : - e).entityify()) + '

'); - } - } - } - - if (data.implieds) { - s = []; - for (i = 0; i < data.implieds.length; i += 1) { - s[i] = '' + data.implieds[i].name + ' ' + - data.implieds[i].line + ''; - } - o.push('

Implied global: ' + s.join(', ') + '

'); - } - - if (data.unused) { - s = []; - for (i = 0; i < data.unused.length; i += 1) { - s[i] = '' + data.unused[i].name + ' ' + - data.unused[i].line + ' ' + - data.unused[i]['function'] + ''; - } - o.push('

Unused variable: ' + s.join(', ') + '

'); - } - if (data.json) { - o.push('

JSON: bad.

'); - } - o.push('
'); - } - - if (!option) { - - o.push('
'); - - if (data.urls) { - detail("URLs
", data.urls, '
'); - } - - if (data.json && !err) { - o.push('

JSON: good.

'); - } else if (data.globals) { - o.push('
Global ' + - data.globals.sort().join(', ') + '
'); - } else { - o.push('
No new global variables introduced.
'); - } - - for (i = 0; i < data.functions.length; i += 1) { - f = data.functions[i]; - - o.push('
' + f.line + '-' + - f.last + ' ' + (f.name || '') + '(' + - (f.param ? f.param.join(', ') : '') + ')
'); - detail('Unused', f.unused); - detail('Closure', f.closure); - detail('Variable', f['var']); - detail('Exception', f.exception); - detail('Outer', f.outer); - detail('Global', f.global); - detail('Label', f.label); - } - - if (data.member) { - a = Object.keys(data.member); - if (a.length) { - a = a.sort(); - m = '
/*members ';
-                    l = 10;
-                    for (i = 0; i < a.length; i += 1) {
-                        k = a[i];
-                        n = k.name();
-                        if (l + n.length > 72) {
-                            o.push(m + '
');
-                            m = '    ';
-                            l = 1;
-                        }
-                        l += n.length + 2;
-                        if (data.member[k] === 1) {
-                            n = '' + n + '';
-                        }
-                        if (i < a.length - 1) {
-                            n += ', ';
-                        }
-                        m += n;
-                    }
-                    o.push(m + '
*/
'); - } - o.push('
'); - } - } - return o.join(''); - }; - - itself.jshint = itself; - itself.edition = '2011-04-16'; - - return itself; -}()); - -// Make JSHINT a Node module, if possible. -if (typeof exports === 'object' && exports) - exports.JSHINT = JSHINT; -/*jshint boss: true, rhino: true */ -/*globals JSHINT*/ - -(function (args) { - var filenames = [], - optstr, // arg1=val1,arg2=val2,... - predef, // global1=override,global2,global3,... - opts = { rhino: true }, - retval = 0; - - args.forEach(function (arg) { - if (arg.indexOf("=") > -1) { - //first time it's the options - if (!optstr) { - optstr = arg; - } else if (!predef) { - predef = arg; - } - } else { - filenames.push(arg); - } - }); - - if (filenames.length === 0) { - print('Usage: jshint.js file.js'); - quit(1); - } - - if (optstr) { - optstr.split(',').forEach(function (arg) { - var o = arg.split('='); - opts[o[0]] = (function (ov) { - switch (ov) { - case 'true': - return true; - case 'false': - return false; - default: - return ov; - } - }(o[1])); - }); - } - - if (predef) { - opts.predef = {}; - predef.split(',').forEach(function (arg) { - var global = arg.split('='); - opts.predef[global[0]] = (function (override) { - return (override === 'false') ? false : true; - }(global[1])); - }); - } - - filenames.forEach(function (name) { - - var input = readFile(name); - - if (!input) { - print('jshint: Couldn\'t open file ' + name); - quit(1); - } - - if (!JSHINT(input, opts)) { - for (var i = 0, err; err = JSHINT.errors[i]; i += 1) { - print(err.reason + ' (' + name + ':' + err.line + ':' + err.character + ')'); - print('> ' + (err.evidence || '').replace(/^\s*(\S*(\s+\S+)*)\s*$/, "$1")); - print(''); - } - retval = 1; - } - }); - - quit(retval); -}(arguments)); diff --git a/jshint/env/jsc.js b/jshint/env/jsc.js deleted file mode 100644 index 94799c9..0000000 --- a/jshint/env/jsc.js +++ /dev/null @@ -1,79 +0,0 @@ -/*jshint boss:true, evil:true */ - -// usage: -// jsc ${env_home}/jsc.js -- ${file} "$(cat ${file})" "{option1:true,option2:false} ${env_home}" -var env_home = ''; -if (arguments.length > 3) { - env_home = arguments[3].toString().replace(/\/env$/, '/'); -} -load(env_home + "jshint.js"); - -if (typeof(JSHINT) === 'undefined') { - print('jshint: Could not load jshint.js, tried "' + env_home + 'jshint.js".'); - quit(); -} - -(function(args){ - var home = args[3], - name = args[0], - input = args[1], - opts = (function(arg){ - var opts = {}; - var item; - - switch (arg) { - case undefined: - case '': - return opts; - default: - arg = arg.split(','); - for (var i = 0, ii = arg.length; i < ii; i++) { - item = arg[i].split(':'); - opts[item[0]] = eval(item[1]); - } - return opts; - } - })(args[2]); - - if (!name) { - print('jshint: No file name was provided.'); - quit(); - } - - if (!input) { - print('jshint: ' + name + ' contents were not provided to jshint.'); - quit(); - } - - if (!JSHINT(input, opts)) { - for (var i = 0, err; err = JSHINT.errors[i]; i++) { - print(err.reason + ' (line: ' + err.line + ', character: ' + err.character + ')'); - print('> ' + (err.evidence || '').replace(/^\s*(\S*(\s+\S+)*)\s*$/, "$1")); - print(''); - } - } - - var data = JSHINT.data(); - if (data.unused !== undefined) { - for (var i = 0, unused; unused = data.unused[i]; i++) { - print('Unused variable "' + unused.name + '" (line: ' + unused.line + ')'); - } - } - - // if (data.globals !== undefined) { - // for (var i = 0, globals; global = data.globals[i]; i++) { - // print('Global variable "' + global + '"'); - // } - // } - - if (data.implieds !== undefined) { - for (var i = 0, implied; implied = data.implieds[i]; i++) { - print('Implied global variable "' + implied.name + '" (line: ' + implied.line + ')'); - } - } - - // print('Errors: ' + JSHINT.errors.length); - // print(JSHINT.report(true)); - - quit(); -})(arguments); diff --git a/jshint/env/jsc.sh b/jshint/env/jsc.sh deleted file mode 100755 index e5baf50..0000000 --- a/jshint/env/jsc.sh +++ /dev/null @@ -1,30 +0,0 @@ -#!/bin/sh -# usage (run from any directory) : -# env/jsc.sh /path/to/script.js -# or with jshint options: -# env/jsc.sh /path/to/script.js "{option1:true,option2:false,option3:25}" - -alias jsc="/System/Library/Frameworks/JavaScriptCore.framework/Versions/A/Resources/jsc" -FILE="${1}" -OPTS="${2}" - -FILE_CONTENT=$(cat "${FILE}") - -if [ -L $BASH_SOURCE ]; then - ENV_HOME="$( cd "$( dirname "$(readlink "$BASH_SOURCE")" )" && pwd )" -else - ENV_HOME="$( cd "$( dirname "$BASH_SOURCE" )" && pwd )" -fi - -LINT_RESULT=$(jsc "${ENV_HOME}"/jsc.js -- "${FILE}" "${FILE_CONTENT}" "${OPTS}" "${ENV_HOME}") - -ERRORS=$(echo ${LINT_RESULT} | egrep [^\s] -c) - -if [[ ${ERRORS} -ne 0 ]]; then - echo "[jshint] Error(s) in ${FILE}:" - printf "%s\n" "${LINT_RESULT}" -else - echo "[jshint] ${FILE} passed!" -fi - -exit $((0 + ${ERRORS})) diff --git a/jshint/env/rhino.js b/jshint/env/rhino.js deleted file mode 100644 index f0529cd..0000000 --- a/jshint/env/rhino.js +++ /dev/null @@ -1,75 +0,0 @@ -/*jshint boss: true, rhino: true */ -/*globals JSHINT*/ - -(function (args) { - var filenames = [], - optstr, // arg1=val1,arg2=val2,... - predef, // global1=override,global2,global3,... - opts = { rhino: true }, - retval = 0; - - args.forEach(function (arg) { - if (arg.indexOf("=") > -1) { - //first time it's the options - if (!optstr) { - optstr = arg; - } else if (!predef) { - predef = arg; - } - } else { - filenames.push(arg); - } - }); - - if (filenames.length === 0) { - print('Usage: jshint.js file.js'); - quit(1); - } - - if (optstr) { - optstr.split(',').forEach(function (arg) { - var o = arg.split('='); - opts[o[0]] = (function (ov) { - switch (ov) { - case 'true': - return true; - case 'false': - return false; - default: - return ov; - } - }(o[1])); - }); - } - - if (predef) { - opts.predef = {}; - predef.split(',').forEach(function (arg) { - var global = arg.split('='); - opts.predef[global[0]] = (function (override) { - return (override === 'false') ? false : true; - }(global[1])); - }); - } - - filenames.forEach(function (name) { - - var input = readFile(name); - - if (!input) { - print('jshint: Couldn\'t open file ' + name); - quit(1); - } - - if (!JSHINT(input, opts)) { - for (var i = 0, err; err = JSHINT.errors[i]; i += 1) { - print(err.reason + ' (' + name + ':' + err.line + ':' + err.character + ')'); - print('> ' + (err.evidence || '').replace(/^\s*(\S*(\s+\S+)*)\s*$/, "$1")); - print(''); - } - retval = 1; - } - }); - - quit(retval); -}(arguments)); diff --git a/jshint/env/wsh.js b/jshint/env/wsh.js deleted file mode 100644 index d9efb6a..0000000 --- a/jshint/env/wsh.js +++ /dev/null @@ -1,181 +0,0 @@ -/*jshint evil: true, shadow: true, wsh: true */ -/*global JSHINT: false */ - -(function() { - function readFile(path, charset) { - try { - var stream = WScript.CreateObject("ADODB.Stream"); - - stream.Charset = charset; - stream.Open(); - stream.LoadFromFile(path); - - var result = stream.ReadText(); - stream.close(); - - return result; - } catch (ex) { - return null; - } - } - - var formatters = { - errors: function(errors, lines) { - for (var i = 0; i < errors.length; i++) { - var error = errors[i]; - - if (!error) continue; - - if (i) lines.push(""); - - lines.push("Line " + error.line + " character " + error.character + ": " + error.reason); - - if (error.evidence) lines.push(" " + error.evidence.replace(/^\s*((?:[\S\s]*\S)?)\s*$/, "$1")); - } - }, - - implieds: function(implieds, lines) { - lines.push("Implied globals:"); - - var globals = {}; - - for (var i = 0; i < implieds.length; i++) { - var item = implieds[i]; - - if (!(item.name in globals)) globals[item.name] = []; - - globals[item.name].push(item.line); - } - - for (var name in globals) { - lines.push(" " + name + ": " + globals[name].join(", ")); - } - }, - - unused: function(unused, lines) { - lines.push("Unused variables:"); - - var func, names = {}; - - for (var i = 0; i < unused.length; i++) { - var item = unused[i]; - - func = item["function"]; - - if (!(func in names)) names[func] = []; - - names[func].push(item.name + " (" + item.line + ")"); - } - - for (func in names) { - lines.push(" " + func + ": " + names[func].join(", ")); - } - } - }; - - var scriptName = WScript.ScriptName; - var scriptPath = WScript.ScriptFullName; - - scriptPath = scriptPath.substr(0, scriptPath.length - scriptName.length); - - // load JSHint if the two scripts have not been concatenated - if (typeof JSHINT === "undefined") { - eval(readFile(scriptPath + "..\\jshint.js", 'utf-8')); - - if (typeof JSHINT === "undefined") { - WScript.StdOut.WriteLine("ERROR: Could not find 'jshint.js'."); - - WScript.Quit(-2); - } - } - - var globals = {}; - var options = {}; - var named = WScript.Arguments.Named; - var unnamed = WScript.Arguments.Unnamed; - - if (unnamed.length !== 1) { - WScript.StdOut.WriteLine(" usage: cscript " + scriptName + " [options]