зеркало из https://github.com/mozilla/popcorn-js.git
4719 строки
163 KiB
JavaScript
4719 строки
163 KiB
JavaScript
// (C)2002 Douglas Crockford
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// www.JSLint.com
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// Rhino Edition
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// Changes for SpiderMonkey by David Humphrey
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"use strict";
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var JSLINT = (function () {
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var adsafe_id, adsafe_may, adsafe_went, anonname, approved, atrule = {
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media: true,
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'font-face': true,
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page: true
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},
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bang = {
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'<': true,
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'<=': true,
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'==': true,
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'===': true,
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'!==': true,
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'!=': true,
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'>': true,
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'>=': true,
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'+': true,
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'-': true,
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'*': true,
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'/': true,
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'%': true
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},
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banned = {
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'arguments': true,
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callee: true,
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caller: true,
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constructor: true,
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'eval': true,
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prototype: true,
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unwatch: true,
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valueOf: true,
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watch: true
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},
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boolOptions = {
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adsafe: true,
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bitwise: true,
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browser: true,
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cap: true,
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css: true,
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debug: true,
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devel: true,
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eqeqeq: true,
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evil: true,
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forin: true,
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fragment: true,
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immed: true,
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laxbreak: true,
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newcap: true,
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nomen: true,
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on: true,
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onevar: true,
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passfail: true,
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plusplus: true,
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regexp: true,
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rhino: true,
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undef: true,
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safe: true,
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sidebar: true,
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strict: true,
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sub: true,
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white: true,
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widget: true
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},
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browser = {
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addEventListener: false,
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blur: false,
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clearInterval: false,
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clearTimeout: false,
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WebGLFloatArray: true,
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WebGLUnsignedShortArray: true,
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CanvasFloatArray: true,
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CanvasRenderingContext2D: true,
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DOMParser: true,
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close: false,
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closed: false,
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defaultStatus: false,
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document: true,
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window: true,
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Processing: true,
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console: true,
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event: false,
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focus: false,
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frames: false,
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getComputedStyle: false,
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history: false,
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Image: false,
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length: false,
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location: false,
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moveBy: false,
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moveTo: false,
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name: false,
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navigator: false,
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onbeforeunload: true,
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onblur: true,
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onerror: true,
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onfocus: true,
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onload: true,
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onresize: true,
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onunload: true,
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open: false,
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opener: false,
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Option: false,
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parent: false,
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print: false,
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removeEventListener: false,
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resizeBy: false,
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resizeTo: false,
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screen: false,
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scroll: false,
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scrollBy: false,
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scrollTo: false,
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setInterval: false,
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setTimeout: false,
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status: false,
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top: false,
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XMLHttpRequest: false
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},
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cssAttributeData, cssAny, cssColorData = {
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"aliceblue": true,
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"antiquewhite": true,
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"aqua": true,
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"aquamarine": true,
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"azure": true,
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"beige": true,
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"bisque": true,
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"black": true,
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"blanchedalmond": true,
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"blue": true,
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"blueviolet": true,
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"brown": true,
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"burlywood": true,
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"cadetblue": true,
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"chartreuse": true,
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"chocolate": true,
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"coral": true,
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"cornflowerblue": true,
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"cornsilk": true,
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"crimson": true,
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"cyan": true,
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"darkblue": true,
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"darkcyan": true,
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"darkgoldenrod": true,
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"darkgray": true,
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"darkgreen": true,
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"darkkhaki": true,
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"darkmagenta": true,
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"darkolivegreen": true,
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"darkorange": true,
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"darkorchid": true,
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"darkred": true,
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"darksalmon": true,
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"darkseagreen": true,
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"darkslateblue": true,
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"darkslategray": true,
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"darkturquoise": true,
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"darkviolet": true,
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"deeppink": true,
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"deepskyblue": true,
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"dimgray": true,
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"dodgerblue": true,
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"firebrick": true,
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"floralwhite": true,
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"forestgreen": true,
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"fuchsia": true,
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"gainsboro": true,
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"ghostwhite": true,
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"gold": true,
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"goldenrod": true,
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"gray": true,
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"green": true,
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"greenyellow": true,
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"honeydew": true,
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"hotpink": true,
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"indianred": true,
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"indigo": true,
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"ivory": true,
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"khaki": true,
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"lavender": true,
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"lavenderblush": true,
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"lawngreen": true,
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"lemonchiffon": true,
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"lightblue": true,
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"lightcoral": true,
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"lightcyan": true,
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"lightgoldenrodyellow": true,
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"lightgreen": true,
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"lightpink": true,
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"lightsalmon": true,
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"lightseagreen": true,
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"lightskyblue": true,
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"lightslategray": true,
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"lightsteelblue": true,
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"lightyellow": true,
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"lime": true,
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"limegreen": true,
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"linen": true,
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"magenta": true,
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"maroon": true,
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"mediumaquamarine": true,
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"mediumblue": true,
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"mediumorchid": true,
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"mediumpurple": true,
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"mediumseagreen": true,
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"mediumslateblue": true,
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"mediumspringgreen": true,
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"mediumturquoise": true,
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"mediumvioletred": true,
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"midnightblue": true,
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"mintcream": true,
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"mistyrose": true,
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"moccasin": true,
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"navajowhite": true,
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"navy": true,
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"oldlace": true,
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"olive": true,
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"olivedrab": true,
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"orange": true,
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"orangered": true,
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"orchid": true,
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"palegoldenrod": true,
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"palegreen": true,
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"paleturquoise": true,
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"palevioletred": true,
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"papayawhip": true,
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"peachpuff": true,
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"peru": true,
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"pink": true,
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"plum": true,
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"powderblue": true,
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"purple": true,
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"red": true,
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"rosybrown": true,
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"royalblue": true,
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"saddlebrown": true,
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"salmon": true,
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"sandybrown": true,
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"seagreen": true,
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"seashell": true,
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"sienna": true,
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"silver": true,
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"skyblue": true,
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"slateblue": true,
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"slategray": true,
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"snow": true,
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"springgreen": true,
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"steelblue": true,
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"tan": true,
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"teal": true,
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"thistle": true,
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"tomato": true,
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"turquoise": true,
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"violet": true,
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"wheat": true,
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"white": true,
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"whitesmoke": true,
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"yellow": true,
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"yellowgreen": true
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},
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cssBorderStyle, cssBreak, cssLengthData = {
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'%': true,
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'cm': true,
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'em': true,
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'ex': true,
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'in': true,
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'mm': true,
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'pc': true,
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'pt': true,
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'px': true
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},
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cssOverflow, devel = {
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alert: false,
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confirm: false,
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console: false,
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Debug: false,
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opera: false,
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prompt: false
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},
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escapes = {
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'\b': '\\b',
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'\t': '\\t',
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'\n': '\\n',
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'\f': '\\f',
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'\r': '\\r',
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'"': '\\"',
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'/': '\\/',
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'\\': '\\\\'
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},
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funct, functionicity = ['closure', 'exception', 'global', 'label', 'outer', 'unused', 'var'],
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functions, global, htmltag = {
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a: {},
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abbr: {},
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acronym: {},
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address: {},
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applet: {},
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area: {
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empty: true,
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parent: ' map '
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},
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b: {},
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base: {
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empty: true,
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parent: ' head '
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},
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bdo: {},
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big: {},
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blockquote: {},
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body: {
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parent: ' html noframes '
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},
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br: {
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empty: true
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},
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button: {},
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canvas: {
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parent: ' body p div th td '
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},
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caption: {
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parent: ' table '
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},
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center: {},
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cite: {},
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code: {},
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col: {
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empty: true,
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parent: ' table colgroup '
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},
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colgroup: {
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parent: ' table '
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},
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dd: {
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parent: ' dl '
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},
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del: {},
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dfn: {},
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dir: {},
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div: {},
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dl: {},
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dt: {
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parent: ' dl '
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},
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em: {},
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embed: {},
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fieldset: {},
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font: {},
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form: {},
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frame: {
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empty: true,
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parent: ' frameset '
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},
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frameset: {
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parent: ' html frameset '
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},
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h1: {},
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h2: {},
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h3: {},
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h4: {},
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h5: {},
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h6: {},
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head: {
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parent: ' html '
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},
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html: {
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parent: '*'
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},
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hr: {
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empty: true
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},
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i: {},
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iframe: {},
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img: {
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empty: true
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},
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input: {
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empty: true
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},
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ins: {},
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kbd: {},
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label: {},
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legend: {
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parent: ' fieldset '
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},
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li: {
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parent: ' dir menu ol ul '
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},
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link: {
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empty: true,
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parent: ' head '
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},
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map: {},
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menu: {},
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meta: {
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empty: true,
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parent: ' head noframes noscript '
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},
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noframes: {
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parent: ' html body '
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},
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noscript: {
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parent: ' body head noframes '
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},
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object: {},
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ol: {},
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optgroup: {
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parent: ' select '
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},
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option: {
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parent: ' optgroup select '
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},
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p: {},
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param: {
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empty: true,
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parent: ' applet object '
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},
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pre: {},
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q: {},
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samp: {},
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script: {
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empty: true,
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parent: ' body div frame head iframe p pre span '
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},
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select: {},
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small: {},
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span: {},
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strong: {},
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style: {
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parent: ' head ',
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empty: true
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},
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sub: {},
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sup: {},
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table: {},
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tbody: {
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parent: ' table '
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},
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td: {
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parent: ' tr '
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},
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textarea: {},
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tfoot: {
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parent: ' table '
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},
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th: {
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parent: ' tr '
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},
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thead: {
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parent: ' table '
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},
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title: {
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parent: ' head '
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},
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tr: {
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parent: ' table tbody thead tfoot '
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},
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tt: {},
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u: {},
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ul: {},
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'var': {}
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},
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ids, implied, inblock, indent, jsonmode, lines, lookahead, member, membersOnly, nexttoken, noreach, option, predefined, prereg, prevtoken, rhino = {
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defineClass: false,
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deserialize: false,
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gc: false,
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help: false,
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load: false,
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loadClass: false,
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print: false,
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quit: false,
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readFile: false,
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readUrl: false,
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runCommand: false,
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seal: false,
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serialize: false,
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spawn: false,
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sync: false,
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toint32: false,
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version: false
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},
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scope, sidebar = {
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System: false
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},
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src, stack, standard = {
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Array: false,
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Boolean: false,
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Date: false,
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decodeURI: false,
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decodeURIComponent: false,
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encodeURI: false,
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encodeURIComponent: false,
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Error: false,
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'eval': false,
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EvalError: false,
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Function: false,
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hasOwnProperty: false,
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isFinite: false,
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isNaN: false,
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JSON: false,
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Math: false,
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Number: false,
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Object: false,
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parseInt: false,
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parseFloat: false,
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RangeError: false,
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ReferenceError: false,
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RegExp: false,
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String: false,
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SyntaxError: false,
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TypeError: false,
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URIError: false
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},
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standard_member = {
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E: true,
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LN2: true,
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LN10: true,
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LOG2E: true,
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LOG10E: true,
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PI: true,
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SQRT1_2: true,
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SQRT2: true,
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MAX_VALUE: true,
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MIN_VALUE: true,
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NEGATIVE_INFINITY: true,
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POSITIVE_INFINITY: true
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},
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strict_mode, syntax = {},
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tab, token, urls, warnings, widget = {
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alert: true,
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animator: true,
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appleScript: true,
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beep: true,
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bytesToUIString: true,
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Canvas: true,
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chooseColor: true,
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chooseFile: true,
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chooseFolder: true,
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closeWidget: true,
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|
COM: true,
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convertPathToHFS: true,
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convertPathToPlatform: true,
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CustomAnimation: true,
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escape: true,
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FadeAnimation: true,
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filesystem: true,
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Flash: true,
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focusWidget: true,
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form: true,
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FormField: true,
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Frame: true,
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HotKey: true,
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Image: true,
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include: true,
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isApplicationRunning: true,
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iTunes: true,
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konfabulatorVersion: true,
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log: true,
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md5: true,
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MenuItem: true,
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MoveAnimation: true,
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openURL: true,
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play: true,
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Point: true,
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popupMenu: true,
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preferenceGroups: true,
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preferences: true,
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print: true,
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prompt: true,
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random: true,
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Rectangle: true,
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reloadWidget: true,
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ResizeAnimation: true,
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resolvePath: true,
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resumeUpdates: true,
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RotateAnimation: true,
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runCommand: true,
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runCommandInBg: true,
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saveAs: true,
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savePreferences: true,
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screen: true,
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ScrollBar: true,
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showWidgetPreferences: true,
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sleep: true,
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speak: true,
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Style: true,
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suppressUpdates: true,
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system: true,
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tellWidget: true,
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Text: true,
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TextArea: true,
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Timer: true,
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unescape: true,
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updateNow: true,
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URL: true,
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Web: true,
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widget: true,
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Window: true,
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XMLDOM: true,
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XMLHttpRequest: true,
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yahooCheckLogin: true,
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yahooLogin: true,
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yahooLogout: true
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},
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xmode, xquote, ax = /@cc|<\/?|script|\]*s\]|<\s*!|</i,
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cx = /[\u0000-\u001f\u007f-\u009f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/,
|
|
tx = /^\s*([(){}\[.,:;'"~\?\]#@]|==?=?|\/(\*(jslint|members?|global)?|=|\/)?|\*[\/=]?|\+[+=]?|-[\-=]?|%=?|&[&=]?|\|[|=]?|>>?>?=?|<([\/=!]|\!(\[|--)?|<=?)?|\^=?|\!=?=?|[a-zA-Z_$][a-zA-Z0-9_$]*|[0-9]+([xX][0-9a-fA-F]+|\.[0-9]*)?([eE][+\-]?[0-9]+)?)/,
|
|
hx = /^\s*(['"=>\/&#]|<(?:\/|\!(?:--)?)?|[a-zA-Z][a-zA-Z0-9_\-]*|[0-9]+|--)/,
|
|
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,
|
|
ox = /[>&]|<[\/!]?|--/,
|
|
lx = /\*\/|\/\*/,
|
|
ix = /^([a-zA-Z_$][a-zA-Z0-9_$]*)$/,
|
|
jx = /^(?:javascript|jscript|ecmascript|vbscript|mocha|livescript)\s*:/i,
|
|
ux = /&|\+|\u00AD|\.\.|\/\*|%[^;]|base64|url|expression|data|mailto/i,
|
|
sx = /^\s*([{:#%.=,>+\[\]@()"';]|\*=?|\$=|\|=|\^=|~=|[a-zA-Z_][a-zA-Z0-9_\-]*|[0-9]+|<\/|\/\*)/,
|
|
ssx = /^\s*([@#!"'};:\-%.=,+\[\]()*_]|[a-zA-Z][a-zA-Z0-9._\-]*|\/\*?|\d+(?:\.\d+)?|<\/)/,
|
|
qx = /[^a-zA-Z0-9-_\/ ]/,
|
|
dx = /[\[\]\/\\"'*<>.&:(){}+=#]/,
|
|
rx = {
|
|
outer: hx,
|
|
html: hx,
|
|
style: sx,
|
|
styleproperty: ssx
|
|
};
|
|
|
|
function F() {}
|
|
if (typeof Object.create !== 'function') {
|
|
Object.create = function (o) {
|
|
F.prototype = o;
|
|
return new F();
|
|
};
|
|
}
|
|
function is_own(object, name) {
|
|
return Object.prototype.hasOwnProperty.call(object, name);
|
|
}
|
|
|
|
function combine(t, o) {
|
|
var n;
|
|
for (n in o) {
|
|
if (is_own(o, n)) {
|
|
t[n] = o[n];
|
|
}
|
|
}
|
|
}
|
|
String.prototype.entityify = function () {
|
|
return this.replace(/&/g, '&').replace(/</g, '<').replace(/>/g, '>');
|
|
};
|
|
String.prototype.isAlpha = function () {
|
|
return (this >= 'a' && this <= 'z\uffff') || (this >= 'A' && this <= 'Z\uffff');
|
|
};
|
|
String.prototype.isDigit = function () {
|
|
return (this >= '0' && this <= '9');
|
|
};
|
|
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;
|
|
});
|
|
};
|
|
String.prototype.name = function () {
|
|
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 assume() {
|
|
if (!option.safe) {
|
|
if (option.rhino) {
|
|
combine(predefined, rhino);
|
|
}
|
|
if (option.devel) {
|
|
combine(predefined, devel);
|
|
}
|
|
if (option.browser || option.sidebar) {
|
|
combine(predefined, browser);
|
|
}
|
|
if (option.sidebar) {
|
|
combine(predefined, sidebar);
|
|
}
|
|
if (option.widget) {
|
|
combine(predefined, widget);
|
|
}
|
|
}
|
|
}
|
|
|
|
function quit(m, l, ch) {
|
|
throw {
|
|
name: 'JSLintError',
|
|
line: l,
|
|
character: ch,
|
|
message: m + " (" + Math.floor((l / lines.length) * 100) + "% scanned)."
|
|
};
|
|
}
|
|
|
|
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);
|
|
JSLINT.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);
|
|
quit("Stopping, unable to continue.", w.line, w.character);
|
|
}
|
|
|
|
function errorAt(m, l, ch, a, b, c, d) {
|
|
return error(m, {
|
|
line: l,
|
|
from: ch
|
|
},
|
|
a, b, c, d);
|
|
}
|
|
var lex = (function lex() {
|
|
var character, from, line, s;
|
|
|
|
function nextLine() {
|
|
var at;
|
|
if (line >= lines.length) {
|
|
return false;
|
|
}
|
|
character = 1;
|
|
s = lines[line];
|
|
line += 1;
|
|
at = s.search(/ \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);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
function it(type, value) {
|
|
var i, t;
|
|
if (type === '(color)') {
|
|
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 (jx.test(value)) {
|
|
warningAt("Script URL.", line, from);
|
|
}
|
|
}
|
|
if (type === '(identifier)') {
|
|
t.identifier = true;
|
|
if (value === '__iterator__' || value === '__proto__') {
|
|
errorAt("Reserved name '{a}'.", line, from, value);
|
|
} else if (option.nomen && (value.charAt(0) === '_' || value.charAt(value.length - 1) === '_')) {
|
|
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');
|
|
}
|
|
return t;
|
|
}
|
|
return {
|
|
init: function (source) {
|
|
if (typeof source === 'string') {
|
|
lines = source.replace(/\r\n/g, '\n').replace(/\r/g, '\n').split('\n');
|
|
} else {
|
|
lines = source;
|
|
}
|
|
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 xquote:
|
|
case '\\':
|
|
warningAt("Unexpected '{a}'.", line, character, c);
|
|
}
|
|
value += c;
|
|
}
|
|
},
|
|
token: function () {
|
|
var b, c, captures, d, depth, high, i, l, low, q, t;
|
|
|
|
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 = '';
|
|
if (jsonmode && x !== '"') {
|
|
warningAt("Strings must use doublequote.", line, character);
|
|
}
|
|
if (xquote === x || (xmode === 'scriptstring' && !xquote)) {
|
|
return it('(punctuator)', x);
|
|
}
|
|
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;
|
|
for (;;) {
|
|
while (j >= s.length) {
|
|
j = 0;
|
|
if (xmode !== 'html' || !nextLine()) {
|
|
errorAt("Unclosed string.", line, from);
|
|
}
|
|
}
|
|
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 === xquote) {
|
|
warningAt("Bad HTML string", line, character + j);
|
|
} else if (c === '<') {
|
|
if (option.safe && xmode === 'html') {
|
|
warningAt("ADsafe string violation.", line, character + j);
|
|
} else if (s.charAt(j + 1) === '/' && (xmode || option.safe)) {
|
|
warningAt("Expected '<\\/' and instead saw '</'.", line, character);
|
|
} else if (s.charAt(j + 1) === '!' && (xmode || option.safe)) {
|
|
warningAt("Unexpected '<!' in a string.", line, character);
|
|
}
|
|
} else if (c === '\\') {
|
|
if (xmode === 'html') {
|
|
if (option.safe) {
|
|
warningAt("ADsafe string violation.", line, character + j);
|
|
}
|
|
} else if (xmode === 'styleproperty') {
|
|
j += 1;
|
|
character += 1;
|
|
c = s.charAt(j);
|
|
if (c !== x) {
|
|
warningAt("Escapement in style string.", line, character + j);
|
|
}
|
|
} else {
|
|
j += 1;
|
|
character += 1;
|
|
c = s.charAt(j);
|
|
switch (c) {
|
|
case xquote:
|
|
warningAt("Bad HTML string", line, character + j);
|
|
break;
|
|
case '\\':
|
|
case '\'':
|
|
case '"':
|
|
case '/':
|
|
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':
|
|
c = '\v';
|
|
break;
|
|
case 'x':
|
|
if (jsonmode) {
|
|
warningAt("Avoid \\x-.", line, character);
|
|
}
|
|
esc(2);
|
|
break;
|
|
default:
|
|
warningAt("Bad escapement.", line, character);
|
|
}
|
|
}
|
|
}
|
|
r += c;
|
|
character += 1;
|
|
j += 1;
|
|
}
|
|
}
|
|
for (;;) {
|
|
if (!s) {
|
|
return it(nextLine() ? '(endline)' : '(end)', '');
|
|
}
|
|
while (xmode === 'outer') {
|
|
i = s.search(ox);
|
|
if (i === 0) {
|
|
break;
|
|
} else if (i > 0) {
|
|
character += 1;
|
|
s = s.slice(i);
|
|
break;
|
|
} else {
|
|
if (!nextLine()) {
|
|
return it('(end)', '');
|
|
}
|
|
}
|
|
}
|
|
t = match(rx[xmode] || tx);
|
|
if (!t) {
|
|
t = '';
|
|
c = '';
|
|
while (s && s < '!') {
|
|
s = s.substr(1);
|
|
}
|
|
if (s) {
|
|
if (xmode === 'html') {
|
|
return it('(error)', s.charAt(0));
|
|
} else {
|
|
errorAt("Unexpected '{a}'.", line, character, s.substr(0, 1));
|
|
}
|
|
}
|
|
} else {
|
|
if (c.isAlpha() || c === '_' || c === '$') {
|
|
return it('(identifier)', t);
|
|
}
|
|
if (c.isDigit()) {
|
|
if (xmode !== 'style' && !isFinite(Number(t))) {
|
|
warningAt("Bad number '{a}'.", line, character, t);
|
|
}
|
|
if (xmode !== 'style' && xmode !== 'styleproperty' && 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 !== '.' && xmode !== 'styleproperty') {
|
|
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) {
|
|
case '"':
|
|
case "'":
|
|
return string(t);
|
|
case '//':
|
|
if (src || (xmode && xmode !== 'script')) {
|
|
warningAt("Unexpected comment.", line, character);
|
|
} else if (xmode === 'script' && /<\s*\//i.test(s)) {
|
|
warningAt("Unexpected <\/ in comment.", line, character);
|
|
} else if ((option.safe || xmode === 'script') && ax.test(s)) {
|
|
warningAt("Dangerous comment.", line, character);
|
|
}
|
|
s = '';
|
|
token.comment = true;
|
|
break;
|
|
case '/*':
|
|
if (src || (xmode && xmode !== 'script' && xmode !== 'style' && xmode !== 'styleproperty')) {
|
|
warningAt("Unexpected comment.", line, character);
|
|
}
|
|
if (option.safe && ax.test(s)) {
|
|
warningAt("ADsafe comment violation.", line, character);
|
|
}
|
|
for (;;) {
|
|
i = s.search(lx);
|
|
if (i >= 0) {
|
|
break;
|
|
}
|
|
if (!nextLine()) {
|
|
errorAt("Unclosed comment.", line, character);
|
|
} else {
|
|
if (option.safe && ax.test(s)) {
|
|
warningAt("ADsafe comment violation.", line, character);
|
|
}
|
|
}
|
|
}
|
|
character += i + 2;
|
|
if (s.substr(i, 1) === '/') {
|
|
errorAt("Nested comment.", line, character);
|
|
}
|
|
s = s.substr(i + 2);
|
|
token.comment = true;
|
|
break;
|
|
case '/*members':
|
|
case '/*member':
|
|
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;
|
|
case '/':
|
|
if (depth > 0) {
|
|
warningAt("Unescaped '{a}'.", line, from + l, '/');
|
|
}
|
|
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);
|
|
}
|
|
}
|
|
q = false;
|
|
if (c === ']') {
|
|
warningAt("Empty class.", line, from + l - 1);
|
|
q = true;
|
|
}
|
|
klass: do {
|
|
c = s.charAt(l);
|
|
l += 1;
|
|
switch (c) {
|
|
case '[':
|
|
case '^':
|
|
warningAt("Unescaped '{a}'.", line, from + l, c);
|
|
q = true;
|
|
break;
|
|
case '-':
|
|
if (q) {
|
|
q = false;
|
|
} else {
|
|
warningAt("Unescaped '{a}'.", line, from + l, '-');
|
|
q = true;
|
|
}
|
|
break;
|
|
case ']':
|
|
if (!q) {
|
|
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;
|
|
q = true;
|
|
break;
|
|
case '/':
|
|
warningAt("Unescaped '{a}'.", line, from + l - 1, '/');
|
|
q = true;
|
|
break;
|
|
case '<':
|
|
if (xmode === 'script') {
|
|
c = s.charAt(l);
|
|
if (c === '!' || c === '/') {
|
|
warningAt("HTML confusion in regular expression '<{a}'.", line, from + l, c);
|
|
}
|
|
}
|
|
q = true;
|
|
break;
|
|
default:
|
|
q = 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);
|
|
break;
|
|
case '<':
|
|
if (xmode === 'script') {
|
|
c = s.charAt(l);
|
|
if (c === '!' || c === '/') {
|
|
warningAt("HTML confusion in regular expression '<{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);
|
|
case '<!--':
|
|
l = line;
|
|
c = character;
|
|
for (;;) {
|
|
i = s.indexOf('--');
|
|
if (i >= 0) {
|
|
break;
|
|
}
|
|
i = s.indexOf('<!');
|
|
if (i >= 0) {
|
|
errorAt("Nested HTML comment.", line, character + i);
|
|
}
|
|
if (!nextLine()) {
|
|
errorAt("Unclosed HTML comment.", l, c);
|
|
}
|
|
}
|
|
l = s.indexOf('<!');
|
|
if (l >= 0 && l < i) {
|
|
errorAt("Nested HTML comment.", line, character + l);
|
|
}
|
|
character += i;
|
|
if (s[i + 2] !== '>') {
|
|
errorAt("Expected -->.", line, character);
|
|
}
|
|
character += 3;
|
|
s = s.slice(i + 3);
|
|
break;
|
|
case '#':
|
|
if (xmode === 'html' || xmode === 'styleproperty') {
|
|
for (;;) {
|
|
c = s.charAt(0);
|
|
if ((c < '0' || c > '9') && (c < 'a' || c > 'f') && (c < 'A' || c > 'F')) {
|
|
break;
|
|
}
|
|
character += 1;
|
|
s = s.substr(1);
|
|
t += c;
|
|
}
|
|
if (t.length !== 4 && t.length !== 7) {
|
|
warningAt("Bad hex color '{a}'.", line, from + l, t);
|
|
}
|
|
return it('(color)', t);
|
|
}
|
|
return it('(punctuator)', t);
|
|
default:
|
|
if (xmode === 'outer' && c === '&') {
|
|
character += 1;
|
|
s = s.substr(1);
|
|
for (;;) {
|
|
c = s.charAt(0);
|
|
character += 1;
|
|
s = s.substr(1);
|
|
if (c === ';') {
|
|
break;
|
|
}
|
|
if (! ((c >= '0' && c <= '9') || (c >= 'a' && c <= 'z') || c === '#')) {
|
|
errorAt("Bad entity", line, from + l, character);
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
return it('(punctuator)', t);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
};
|
|
}());
|
|
|
|
function addlabel(t, type) {
|
|
if (option.safe && funct['(global)'] && typeof predefined[t] !== 'boolean') {
|
|
warning('ADsafe global: ' + t + '.', token);
|
|
} else if (t === 'hasOwnProperty') {
|
|
warning("'hasOwnProperty' is a really bad name.");
|
|
}
|
|
if (is_own(funct, t) && !funct['(global)']) {
|
|
warning(funct[t] === true ? "'{a}' was used before it was defined." : "'{a}' is already defined.", nexttoken, t);
|
|
}
|
|
funct[t] = type;
|
|
if (funct['(global)']) {
|
|
global[t] = funct;
|
|
if (is_own(implied, t)) {
|
|
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 '/*jslint':
|
|
if (option.safe) {
|
|
warning("ADsafe restriction.");
|
|
}
|
|
obj = option;
|
|
filter = boolOptions;
|
|
break;
|
|
case '/*global':
|
|
if (option.safe) {
|
|
warning("ADsafe restriction.");
|
|
}
|
|
obj = predefined;
|
|
break;
|
|
default:
|
|
}
|
|
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 === '/*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 === '/*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 === '/*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 (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 === '/*jslint') {
|
|
error("Missing option value.", t);
|
|
}
|
|
obj[t.value] = false;
|
|
t = v;
|
|
}
|
|
}
|
|
if (filter) {
|
|
assume();
|
|
}
|
|
}
|
|
|
|
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;
|
|
}
|
|
|
|
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;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
function parse(rbp, initial) {
|
|
var left;
|
|
if (nexttoken.id === '(end)') {
|
|
error("Unexpected early end of program.", token);
|
|
}
|
|
advance();
|
|
if (option.safe && typeof predefined[token.value] === 'boolean' && (nexttoken.id !== '(' && nexttoken.id !== '.')) {
|
|
warning('ADsafe violation.', token);
|
|
}
|
|
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) {
|
|
advance();
|
|
if (token.led) {
|
|
left = token.led(left);
|
|
} else {
|
|
error("Expected an operator and instead saw '{a}'.", token, token.id);
|
|
}
|
|
}
|
|
}
|
|
return left;
|
|
}
|
|
|
|
function adjacent(left, right) {
|
|
left = left || token;
|
|
right = right || nexttoken;
|
|
if (option.white || xmode === 'styleproperty' || xmode === 'style') {
|
|
if (left.character !== right.from && left.line === right.line) {
|
|
warning("Unexpected space after '{a}'.", right, left.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) {
|
|
warning("Missing space after '{a}'.", nexttoken, 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) {
|
|
warning("Missing space after '{a}'.", nexttoken, 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.character !== nexttoken.from && option.white) {
|
|
warning("Unexpected space after '{a}'.", nexttoken, token.value);
|
|
}
|
|
advance(',');
|
|
nonadjacent(token, nexttoken);
|
|
}
|
|
|
|
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 = parse(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 (this.id === 'this' || this.id === 'arguments') {
|
|
if (strict_mode && funct['(global)']) {
|
|
warning("Strict violation.", this);
|
|
} else if (option.safe) {
|
|
warning("ADsafe violation.", 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 (typeof f === 'function') {
|
|
return f(left, this);
|
|
} else {
|
|
this.left = left;
|
|
this.right = parse(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 = parse(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}'.", left, '!');
|
|
}
|
|
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 === 'true' || node.type === 'false' || node.type === 'undefined' || node.type === 'null');
|
|
}
|
|
|
|
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);
|
|
}
|
|
if (option.safe) {
|
|
l = left;
|
|
do {
|
|
if (typeof predefined[l.value] === 'boolean') {
|
|
warning('ADsafe violation.', l);
|
|
}
|
|
l = l.left;
|
|
} while (l);
|
|
}
|
|
if (left) {
|
|
if (left.id === '.' || left.id === '[') {
|
|
if (!left.left || left.left.value === 'arguments') {
|
|
warning('Bad assignment.', that);
|
|
}
|
|
that.right = parse(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 = parse(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 = parse(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)) {
|
|
parse(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;
|
|
}
|
|
|
|
function optionalidentifier() {
|
|
if (nexttoken.reserved) {
|
|
warning("Expected an identifier and instead saw '{a}' (a reserved word).", nexttoken, nexttoken.id);
|
|
}
|
|
if (nexttoken.identifier) {
|
|
advance();
|
|
return token.value;
|
|
}
|
|
}
|
|
|
|
function identifier() {
|
|
var i = optionalidentifier();
|
|
if (i) {
|
|
return i;
|
|
}
|
|
if (token.id === 'function' && nexttoken.id === '(') {
|
|
warning("Missing name in function statement.");
|
|
} 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 === ';') {
|
|
warning("Unnecessary semicolon.", t);
|
|
advance(';');
|
|
return;
|
|
}
|
|
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;
|
|
}
|
|
if (!noindent) {
|
|
indentation();
|
|
}
|
|
if (nexttoken.id === 'new') {
|
|
warning("'new' should not be used as a statement.");
|
|
}
|
|
r = parse(0, true);
|
|
if (!t.block) {
|
|
if (!r || !r.exps) {
|
|
warning("Expected an assignment or function call and instead saw an expression.", token);
|
|
}
|
|
if (nexttoken.id !== ';') {
|
|
warningAt("Missing semicolon.", token.line, token.from + token.value.length);
|
|
} else {
|
|
adjacent(token, nexttoken);
|
|
advance(';');
|
|
nonadjacent(token, nexttoken);
|
|
}
|
|
}
|
|
indent = i;
|
|
scope = s;
|
|
return r;
|
|
}
|
|
|
|
function use_strict() {
|
|
if (nexttoken.value === 'use strict') {
|
|
advance();
|
|
advance(';');
|
|
strict_mode = true;
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
function statements(begin) {
|
|
var a = [],
|
|
f, p;
|
|
if (begin && !use_strict() && option.strict) {
|
|
warning('Missing "use strict" statement.', nexttoken);
|
|
}
|
|
if (option.adsafe) {
|
|
switch (begin) {
|
|
case 'script':
|
|
if (!adsafe_may) {
|
|
if (nexttoken.value !== 'ADSAFE' || peek(0).id !== '.' || (peek(1).value !== 'id' && peek(1).value !== 'go')) {
|
|
error('ADsafe violation: Missing ADSAFE.id or ADSAFE.go.', nexttoken);
|
|
}
|
|
}
|
|
if (nexttoken.value === 'ADSAFE' && peek(0).id === '.' && peek(1).value === 'id') {
|
|
if (adsafe_may) {
|
|
error('ADsafe violation.', nexttoken);
|
|
}
|
|
advance('ADSAFE');
|
|
advance('.');
|
|
advance('id');
|
|
advance('(');
|
|
if (nexttoken.value !== adsafe_id) {
|
|
error('ADsafe violation: id does not match.', nexttoken);
|
|
}
|
|
advance('(string)');
|
|
advance(')');
|
|
advance(';');
|
|
adsafe_may = true;
|
|
}
|
|
break;
|
|
case 'lib':
|
|
if (nexttoken.value === 'ADSAFE') {
|
|
advance('ADSAFE');
|
|
advance('.');
|
|
advance('lib');
|
|
advance('(');
|
|
advance('(string)');
|
|
comma();
|
|
f = parse(0);
|
|
if (f.id !== 'function') {
|
|
error('The second argument to lib must be a function.', f);
|
|
}
|
|
p = f.funct['(params)'];
|
|
p = p && p.join(', ');
|
|
if (p && p !== 'lib') {
|
|
error("Expected '{a}' and instead saw '{b}'.", f, '(lib)', '(' + p + ')');
|
|
}
|
|
advance(')');
|
|
advance(';');
|
|
return a;
|
|
} else {
|
|
error("ADsafe lib violation.");
|
|
}
|
|
}
|
|
}
|
|
while (!nexttoken.reach && nexttoken.id !== '(end)') {
|
|
if (nexttoken.id === ';') {
|
|
warning("Unnecessary semicolon.");
|
|
advance(';');
|
|
} else {
|
|
a.push(statement());
|
|
}
|
|
}
|
|
return a;
|
|
}
|
|
|
|
function block(f) {
|
|
var a, b = inblock,
|
|
old_indent = indent,
|
|
s = scope,
|
|
t;
|
|
inblock = f;
|
|
scope = Object.create(scope);
|
|
nonadjacent(token, nexttoken);
|
|
t = nexttoken;
|
|
if (nexttoken.id === '{') {
|
|
advance('{');
|
|
if (nexttoken.id !== '}' || token.line !== nexttoken.line) {
|
|
indent += option.indent;
|
|
while (!f && nexttoken.from > indent) {
|
|
indent += option.indent;
|
|
}
|
|
if (!f) {
|
|
use_strict();
|
|
}
|
|
a = statements();
|
|
indent -= option.indent;
|
|
indentation();
|
|
}
|
|
advance('}', t);
|
|
indent = old_indent;
|
|
} else {
|
|
warning("Expected '{a}' and instead saw '{b}'.", nexttoken, '{', nexttoken.value);
|
|
noreach = true;
|
|
a = [statement()];
|
|
noreach = false;
|
|
}
|
|
funct['(verb)'] = null;
|
|
scope = s;
|
|
inblock = b;
|
|
return a;
|
|
}
|
|
|
|
function idValue() {
|
|
return this;
|
|
}
|
|
|
|
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);
|
|
}
|
|
}
|
|
|
|
function cssName() {
|
|
if (nexttoken.identifier) {
|
|
advance();
|
|
return true;
|
|
}
|
|
}
|
|
|
|
function cssNumber() {
|
|
if (nexttoken.id === '-') {
|
|
advance('-');
|
|
adjacent();
|
|
nolinebreak();
|
|
}
|
|
if (nexttoken.type === '(number)') {
|
|
advance('(number)');
|
|
return true;
|
|
}
|
|
}
|
|
|
|
function cssString() {
|
|
if (nexttoken.type === '(string)') {
|
|
advance();
|
|
return true;
|
|
}
|
|
}
|
|
|
|
function cssColor() {
|
|
var i, number, value;
|
|
if (nexttoken.identifier) {
|
|
value = nexttoken.value;
|
|
if (value === 'rgb' || value === 'rgba') {
|
|
advance();
|
|
advance('(');
|
|
for (i = 0; i < 3; i += 1) {
|
|
if (i) {
|
|
advance(',');
|
|
}
|
|
number = nexttoken.value;
|
|
if (nexttoken.type !== '(number)' || number < 0) {
|
|
warning("Expected a positive number and instead saw '{a}'", nexttoken, number);
|
|
advance();
|
|
} else {
|
|
advance();
|
|
if (nexttoken.id === '%') {
|
|
advance('%');
|
|
if (number > 100) {
|
|
warning("Expected a percentage and instead saw '{a}'", token, number);
|
|
}
|
|
} else {
|
|
if (number > 255) {
|
|
warning("Expected a small number and instead saw '{a}'", token, number);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (value === 'rgba') {
|
|
advance(',');
|
|
number = +nexttoken.value;
|
|
if (nexttoken.type !== '(number)' || number < 0 || number > 1) {
|
|
warning("Expected a number between 0 and 1 and instead saw '{a}'", nexttoken, number);
|
|
}
|
|
advance();
|
|
if (nexttoken.id === '%') {
|
|
warning("Unexpected '%'.");
|
|
advance('%');
|
|
}
|
|
}
|
|
advance(')');
|
|
return true;
|
|
} else if (cssColorData[nexttoken.value] === true) {
|
|
advance();
|
|
return true;
|
|
}
|
|
} else if (nexttoken.type === '(color)') {
|
|
advance();
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
function cssLength() {
|
|
if (nexttoken.id === '-') {
|
|
advance('-');
|
|
adjacent();
|
|
nolinebreak();
|
|
}
|
|
if (nexttoken.type === '(number)') {
|
|
advance();
|
|
if (nexttoken.type !== '(string)' && cssLengthData[nexttoken.value] === true) {
|
|
adjacent();
|
|
advance();
|
|
} else if (+token.value !== 0) {
|
|
warning("Expected a linear unit and instead saw '{a}'.", nexttoken, nexttoken.value);
|
|
}
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
function cssLineHeight() {
|
|
if (nexttoken.id === '-') {
|
|
advance('-');
|
|
adjacent();
|
|
}
|
|
if (nexttoken.type === '(number)') {
|
|
advance();
|
|
if (nexttoken.type !== '(string)' && cssLengthData[nexttoken.value] === true) {
|
|
adjacent();
|
|
advance();
|
|
}
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
function cssWidth() {
|
|
if (nexttoken.identifier) {
|
|
switch (nexttoken.value) {
|
|
case 'thin':
|
|
case 'medium':
|
|
case 'thick':
|
|
advance();
|
|
return true;
|
|
}
|
|
} else {
|
|
return cssLength();
|
|
}
|
|
}
|
|
|
|
function cssMargin() {
|
|
if (nexttoken.identifier) {
|
|
if (nexttoken.value === 'auto') {
|
|
advance();
|
|
return true;
|
|
}
|
|
} else {
|
|
return cssLength();
|
|
}
|
|
}
|
|
|
|
function cssAttr() {
|
|
if (nexttoken.identifier && nexttoken.value === 'attr') {
|
|
advance();
|
|
advance('(');
|
|
if (!nexttoken.identifier) {
|
|
warning("Expected a name and instead saw '{a}'.", nexttoken, nexttoken.value);
|
|
}
|
|
advance();
|
|
advance(')');
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
function cssCommaList() {
|
|
while (nexttoken.id !== ';') {
|
|
if (!cssName() && !cssString()) {
|
|
warning("Expected a name and instead saw '{a}'.", nexttoken, nexttoken.value);
|
|
}
|
|
if (nexttoken.id !== ',') {
|
|
return true;
|
|
}
|
|
comma();
|
|
}
|
|
}
|
|
|
|
function cssCounter() {
|
|
if (nexttoken.identifier && nexttoken.value === 'counter') {
|
|
advance();
|
|
advance('(');
|
|
if (!nexttoken.identifier) {}
|
|
advance();
|
|
if (nexttoken.id === ',') {
|
|
comma();
|
|
if (nexttoken.type !== '(string)') {
|
|
warning("Expected a string and instead saw '{a}'.", nexttoken, nexttoken.value);
|
|
}
|
|
advance();
|
|
}
|
|
advance(')');
|
|
return true;
|
|
}
|
|
if (nexttoken.identifier && nexttoken.value === 'counters') {
|
|
advance();
|
|
advance('(');
|
|
if (!nexttoken.identifier) {
|
|
warning("Expected a name and instead saw '{a}'.", nexttoken, nexttoken.value);
|
|
}
|
|
advance();
|
|
if (nexttoken.id === ',') {
|
|
comma();
|
|
if (nexttoken.type !== '(string)') {
|
|
warning("Expected a string and instead saw '{a}'.", nexttoken, nexttoken.value);
|
|
}
|
|
advance();
|
|
}
|
|
if (nexttoken.id === ',') {
|
|
comma();
|
|
if (nexttoken.type !== '(string)') {
|
|
warning("Expected a string and instead saw '{a}'.", nexttoken, nexttoken.value);
|
|
}
|
|
advance();
|
|
}
|
|
advance(')');
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
function cssShape() {
|
|
var i;
|
|
if (nexttoken.identifier && nexttoken.value === 'rect') {
|
|
advance();
|
|
advance('(');
|
|
for (i = 0; i < 4; i += 1) {
|
|
if (!cssLength()) {
|
|
warning("Expected a number and instead saw '{a}'.", nexttoken, nexttoken.value);
|
|
break;
|
|
}
|
|
}
|
|
advance(')');
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
function cssUrl() {
|
|
var c, url;
|
|
if (nexttoken.identifier && nexttoken.value === 'url') {
|
|
nexttoken = lex.range('(', ')');
|
|
url = nexttoken.value;
|
|
c = url.charAt(0);
|
|
if (c === '"' || c === '\'') {
|
|
if (url.slice(-1) !== c) {
|
|
warning("Bad url string.");
|
|
} else {
|
|
url = url.slice(1, -1);
|
|
if (url.indexOf(c) >= 0) {
|
|
warning("Bad url string.");
|
|
}
|
|
}
|
|
}
|
|
if (!url) {
|
|
warning("Missing url.");
|
|
}
|
|
advance();
|
|
if (option.safe && ux.test(url)) {
|
|
error("ADsafe URL violation.");
|
|
}
|
|
urls.push(url);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
cssAny = [cssUrl, function () {
|
|
for (;;) {
|
|
if (nexttoken.identifier) {
|
|
switch (nexttoken.value.toLowerCase()) {
|
|
case 'url':
|
|
cssUrl();
|
|
break;
|
|
case 'expression':
|
|
warning("Unexpected expression '{a}'.", nexttoken, nexttoken.value);
|
|
advance();
|
|
break;
|
|
default:
|
|
advance();
|
|
}
|
|
} else {
|
|
if (nexttoken.id === ';' || nexttoken.id === '!' || nexttoken.id === '(end)' || nexttoken.id === '}') {
|
|
return true;
|
|
}
|
|
advance();
|
|
}
|
|
}
|
|
}];
|
|
cssBorderStyle = ['none', 'hidden', 'dotted', 'dashed', 'solid', 'double', 'ridge', 'inset', 'outset'];
|
|
cssBreak = ['auto', 'always', 'avoid', 'left', 'right'];
|
|
cssOverflow = ['auto', 'hidden', 'scroll', 'visible'];
|
|
cssAttributeData = {
|
|
background: [true, 'background-attachment', 'background-color', 'background-image', 'background-position', 'background-repeat'],
|
|
'background-attachment': ['scroll', 'fixed'],
|
|
'background-color': ['transparent', cssColor],
|
|
'background-image': ['none', cssUrl],
|
|
'background-position': [2, [cssLength, 'top', 'bottom', 'left', 'right', 'center']],
|
|
'background-repeat': ['repeat', 'repeat-x', 'repeat-y', 'no-repeat'],
|
|
'border': [true, 'border-color', 'border-style', 'border-width'],
|
|
'border-bottom': [true, 'border-bottom-color', 'border-bottom-style', 'border-bottom-width'],
|
|
'border-bottom-color': cssColor,
|
|
'border-bottom-style': cssBorderStyle,
|
|
'border-bottom-width': cssWidth,
|
|
'border-collapse': ['collapse', 'separate'],
|
|
'border-color': ['transparent', 4, cssColor],
|
|
'border-left': [true, 'border-left-color', 'border-left-style', 'border-left-width'],
|
|
'border-left-color': cssColor,
|
|
'border-left-style': cssBorderStyle,
|
|
'border-left-width': cssWidth,
|
|
'border-right': [true, 'border-right-color', 'border-right-style', 'border-right-width'],
|
|
'border-right-color': cssColor,
|
|
'border-right-style': cssBorderStyle,
|
|
'border-right-width': cssWidth,
|
|
'border-spacing': [2, cssLength],
|
|
'border-style': [4, cssBorderStyle],
|
|
'border-top': [true, 'border-top-color', 'border-top-style', 'border-top-width'],
|
|
'border-top-color': cssColor,
|
|
'border-top-style': cssBorderStyle,
|
|
'border-top-width': cssWidth,
|
|
'border-width': [4, cssWidth],
|
|
bottom: [cssLength, 'auto'],
|
|
'caption-side': ['bottom', 'left', 'right', 'top'],
|
|
clear: ['both', 'left', 'none', 'right'],
|
|
clip: [cssShape, 'auto'],
|
|
color: cssColor,
|
|
content: ['open-quote', 'close-quote', 'no-open-quote', 'no-close-quote', cssString, cssUrl, cssCounter, cssAttr],
|
|
'counter-increment': [cssName, 'none'],
|
|
'counter-reset': [cssName, 'none'],
|
|
cursor: [cssUrl, 'auto', 'crosshair', 'default', 'e-resize', 'help', 'move', 'n-resize', 'ne-resize', 'nw-resize', 'pointer', 's-resize', 'se-resize', 'sw-resize', 'w-resize', 'text', 'wait'],
|
|
direction: ['ltr', 'rtl'],
|
|
display: ['block', 'compact', 'inline', 'inline-block', 'inline-table', 'list-item', 'marker', 'none', 'run-in', 'table', 'table-caption', 'table-cell', 'table-column', 'table-column-group', 'table-footer-group', 'table-header-group', 'table-row', 'table-row-group'],
|
|
'empty-cells': ['show', 'hide'],
|
|
'float': ['left', 'none', 'right'],
|
|
font: ['caption', 'icon', 'menu', 'message-box', 'small-caption', 'status-bar', true, 'font-size', 'font-style', 'font-weight', 'font-family'],
|
|
'font-family': cssCommaList,
|
|
'font-size': ['xx-small', 'x-small', 'small', 'medium', 'large', 'x-large', 'xx-large', 'larger', 'smaller', cssLength],
|
|
'font-size-adjust': ['none', cssNumber],
|
|
'font-stretch': ['normal', 'wider', 'narrower', 'ultra-condensed', 'extra-condensed', 'condensed', 'semi-condensed', 'semi-expanded', 'expanded', 'extra-expanded'],
|
|
'font-style': ['normal', 'italic', 'oblique'],
|
|
'font-variant': ['normal', 'small-caps'],
|
|
'font-weight': ['normal', 'bold', 'bolder', 'lighter', cssNumber],
|
|
height: [cssLength, 'auto'],
|
|
left: [cssLength, 'auto'],
|
|
'letter-spacing': ['normal', cssLength],
|
|
'line-height': ['normal', cssLineHeight],
|
|
'list-style': [true, 'list-style-image', 'list-style-position', 'list-style-type'],
|
|
'list-style-image': ['none', cssUrl],
|
|
'list-style-position': ['inside', 'outside'],
|
|
'list-style-type': ['circle', 'disc', 'square', 'decimal', 'decimal-leading-zero', 'lower-roman', 'upper-roman', 'lower-greek', 'lower-alpha', 'lower-latin', 'upper-alpha', 'upper-latin', 'hebrew', 'katakana', 'hiragana-iroha', 'katakana-oroha', 'none'],
|
|
margin: [4, cssMargin],
|
|
'margin-bottom': cssMargin,
|
|
'margin-left': cssMargin,
|
|
'margin-right': cssMargin,
|
|
'margin-top': cssMargin,
|
|
'marker-offset': [cssLength, 'auto'],
|
|
'max-height': [cssLength, 'none'],
|
|
'max-width': [cssLength, 'none'],
|
|
'min-height': cssLength,
|
|
'min-width': cssLength,
|
|
opacity: cssNumber,
|
|
outline: [true, 'outline-color', 'outline-style', 'outline-width'],
|
|
'outline-color': ['invert', cssColor],
|
|
'outline-style': ['dashed', 'dotted', 'double', 'groove', 'inset', 'none', 'outset', 'ridge', 'solid'],
|
|
'outline-width': cssWidth,
|
|
overflow: cssOverflow,
|
|
'overflow-x': cssOverflow,
|
|
'overflow-y': cssOverflow,
|
|
padding: [4, cssLength],
|
|
'padding-bottom': cssLength,
|
|
'padding-left': cssLength,
|
|
'padding-right': cssLength,
|
|
'padding-top': cssLength,
|
|
'page-break-after': cssBreak,
|
|
'page-break-before': cssBreak,
|
|
position: ['absolute', 'fixed', 'relative', 'static'],
|
|
quotes: [8, cssString],
|
|
right: [cssLength, 'auto'],
|
|
'table-layout': ['auto', 'fixed'],
|
|
'text-align': ['center', 'justify', 'left', 'right'],
|
|
'text-decoration': ['none', 'underline', 'overline', 'line-through', 'blink'],
|
|
'text-indent': cssLength,
|
|
'text-shadow': ['none', 4, [cssColor, cssLength]],
|
|
'text-transform': ['capitalize', 'uppercase', 'lowercase', 'none'],
|
|
top: [cssLength, 'auto'],
|
|
'unicode-bidi': ['normal', 'embed', 'bidi-override'],
|
|
'vertical-align': ['baseline', 'bottom', 'sub', 'super', 'top', 'text-top', 'middle', 'text-bottom', cssLength],
|
|
visibility: ['visible', 'hidden', 'collapse'],
|
|
'white-space': ['normal', 'nowrap', 'pre', 'pre-line', 'pre-wrap', 'inherit'],
|
|
width: [cssLength, 'auto'],
|
|
'word-spacing': ['normal', cssLength],
|
|
'word-wrap': ['break-word', 'normal'],
|
|
'z-index': ['auto', cssNumber]
|
|
};
|
|
|
|
function styleAttribute() {
|
|
var v;
|
|
while (nexttoken.id === '*' || nexttoken.id === '#' || nexttoken.value === '_') {
|
|
if (!option.css) {
|
|
warning("Unexpected '{a}'.", nexttoken, nexttoken.value);
|
|
}
|
|
advance();
|
|
}
|
|
if (nexttoken.id === '-') {
|
|
if (!option.css) {
|
|
warning("Unexpected '{a}'.", nexttoken, nexttoken.value);
|
|
}
|
|
advance('-');
|
|
if (!nexttoken.identifier) {
|
|
warning("Expected a non-standard style attribute and instead saw '{a}'.", nexttoken, nexttoken.value);
|
|
}
|
|
advance();
|
|
return cssAny;
|
|
} else {
|
|
if (!nexttoken.identifier) {
|
|
warning("Excepted a style attribute, and instead saw '{a}'.", nexttoken, nexttoken.value);
|
|
} else {
|
|
if (is_own(cssAttributeData, nexttoken.value)) {
|
|
v = cssAttributeData[nexttoken.value];
|
|
} else {
|
|
v = cssAny;
|
|
if (!option.css) {
|
|
warning("Unrecognized style attribute '{a}'.", nexttoken, nexttoken.value);
|
|
}
|
|
}
|
|
}
|
|
advance();
|
|
return v;
|
|
}
|
|
}
|
|
|
|
function styleValue(v) {
|
|
var i = 0,
|
|
n, once, match, round, start = 0,
|
|
vi;
|
|
switch (typeof v) {
|
|
case 'function':
|
|
return v();
|
|
case 'string':
|
|
if (nexttoken.identifier && nexttoken.value === v) {
|
|
advance();
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
for (;;) {
|
|
if (i >= v.length) {
|
|
return false;
|
|
}
|
|
vi = v[i];
|
|
i += 1;
|
|
if (vi === true) {
|
|
break;
|
|
} else if (typeof vi === 'number') {
|
|
n = vi;
|
|
vi = v[i];
|
|
i += 1;
|
|
} else {
|
|
n = 1;
|
|
}
|
|
match = false;
|
|
while (n > 0) {
|
|
if (styleValue(vi)) {
|
|
match = true;
|
|
n -= 1;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
if (match) {
|
|
return true;
|
|
}
|
|
}
|
|
start = i;
|
|
once = [];
|
|
for (;;) {
|
|
round = false;
|
|
for (i = start; i < v.length; i += 1) {
|
|
if (!once[i]) {
|
|
if (styleValue(cssAttributeData[v[i]])) {
|
|
match = true;
|
|
round = true;
|
|
once[i] = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if (!round) {
|
|
return match;
|
|
}
|
|
}
|
|
}
|
|
|
|
function styleChild() {
|
|
if (nexttoken.id === '(number)') {
|
|
advance();
|
|
if (nexttoken.value === 'n' && nexttoken.identifier) {
|
|
adjacent();
|
|
advance();
|
|
if (nexttoken.id === '+') {
|
|
adjacent();
|
|
advance('+');
|
|
adjacent();
|
|
advance('(number)');
|
|
}
|
|
}
|
|
return;
|
|
} else {
|
|
switch (nexttoken.value) {
|
|
case 'odd':
|
|
case 'even':
|
|
if (nexttoken.identifier) {
|
|
advance();
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
warning("Unexpected token '{a}'.", nexttoken, nexttoken.value);
|
|
}
|
|
|
|
function substyle() {
|
|
var v;
|
|
for (;;) {
|
|
if (nexttoken.id === '}' || nexttoken.id === '(end)' || xquote && nexttoken.id === xquote) {
|
|
return;
|
|
}
|
|
while (nexttoken.id === ';') {
|
|
warning("Misplaced ';'.");
|
|
advance(';');
|
|
}
|
|
v = styleAttribute();
|
|
advance(':');
|
|
if (nexttoken.identifier && nexttoken.value === 'inherit') {
|
|
advance();
|
|
} else {
|
|
if (!styleValue(v)) {
|
|
warning("Unexpected token '{a}'.", nexttoken, nexttoken.value);
|
|
advance();
|
|
}
|
|
}
|
|
if (nexttoken.id === '!') {
|
|
advance('!');
|
|
adjacent();
|
|
if (nexttoken.identifier && nexttoken.value === 'important') {
|
|
advance();
|
|
} else {
|
|
warning("Expected '{a}' and instead saw '{b}'.", nexttoken, 'important', nexttoken.value);
|
|
}
|
|
}
|
|
if (nexttoken.id === '}' || nexttoken.id === xquote) {
|
|
warning("Missing '{a}'.", nexttoken, ';');
|
|
} else {
|
|
advance(';');
|
|
}
|
|
}
|
|
}
|
|
|
|
function styleSelector() {
|
|
if (nexttoken.identifier) {
|
|
if (!is_own(htmltag, nexttoken.value)) {
|
|
warning("Expected a tagName, and instead saw {a}.", nexttoken, nexttoken.value);
|
|
}
|
|
advance();
|
|
} else {
|
|
switch (nexttoken.id) {
|
|
case '>':
|
|
case '+':
|
|
advance();
|
|
styleSelector();
|
|
break;
|
|
case ':':
|
|
advance(':');
|
|
switch (nexttoken.value) {
|
|
case 'active':
|
|
case 'after':
|
|
case 'before':
|
|
case 'checked':
|
|
case 'disabled':
|
|
case 'empty':
|
|
case 'enabled':
|
|
case 'first-child':
|
|
case 'first-letter':
|
|
case 'first-line':
|
|
case 'first-of-type':
|
|
case 'focus':
|
|
case 'hover':
|
|
case 'last-of-type':
|
|
case 'link':
|
|
case 'only-of-type':
|
|
case 'root':
|
|
case 'target':
|
|
case 'visited':
|
|
advance();
|
|
break;
|
|
case 'lang':
|
|
advance();
|
|
advance('(');
|
|
if (!nexttoken.identifier) {
|
|
warning("Expected a lang code, and instead saw :{a}.", nexttoken, nexttoken.value);
|
|
}
|
|
advance(')');
|
|
break;
|
|
case 'nth-child':
|
|
case 'nth-last-child':
|
|
case 'nth-last-of-type':
|
|
case 'nth-of-type':
|
|
advance();
|
|
advance('(');
|
|
styleChild();
|
|
advance(')');
|
|
break;
|
|
case 'not':
|
|
advance();
|
|
advance('(');
|
|
if (nexttoken.id === ':' && peek(0).value === 'not') {
|
|
warning("Nested not.");
|
|
}
|
|
styleSelector();
|
|
advance(')');
|
|
break;
|
|
default:
|
|
warning("Expected a pseudo, and instead saw :{a}.", nexttoken, nexttoken.value);
|
|
}
|
|
break;
|
|
case '#':
|
|
advance('#');
|
|
if (!nexttoken.identifier) {
|
|
warning("Expected an id, and instead saw #{a}.", nexttoken, nexttoken.value);
|
|
}
|
|
advance();
|
|
break;
|
|
case '*':
|
|
advance('*');
|
|
break;
|
|
case '.':
|
|
advance('.');
|
|
if (!nexttoken.identifier) {
|
|
warning("Expected a class, and instead saw #.{a}.", nexttoken, nexttoken.value);
|
|
}
|
|
advance();
|
|
break;
|
|
case '[':
|
|
advance('[');
|
|
if (!nexttoken.identifier) {
|
|
warning("Expected an attribute, and instead saw [{a}].", nexttoken, nexttoken.value);
|
|
}
|
|
advance();
|
|
if (nexttoken.id === '=' || nexttoken.value === '~=' || nexttoken.value === '$=' || nexttoken.value === '|=' || nexttoken.id === '*=' || nexttoken.id === '^=') {
|
|
advance();
|
|
if (nexttoken.type !== '(string)') {
|
|
warning("Expected a string, and instead saw {a}.", nexttoken, nexttoken.value);
|
|
}
|
|
advance();
|
|
}
|
|
advance(']');
|
|
break;
|
|
default:
|
|
error("Expected a CSS selector, and instead saw {a}.", nexttoken, nexttoken.value);
|
|
}
|
|
}
|
|
}
|
|
|
|
function stylePattern() {
|
|
var name;
|
|
if (nexttoken.id === '{') {
|
|
warning("Expected a style pattern, and instead saw '{a}'.", nexttoken, nexttoken.id);
|
|
} else if (nexttoken.id === '@') {
|
|
advance('@');
|
|
name = nexttoken.value;
|
|
if (nexttoken.identifier && atrule[name] === true) {
|
|
advance();
|
|
return name;
|
|
}
|
|
warning("Expected an at-rule, and instead saw @{a}.", nexttoken, name);
|
|
}
|
|
for (;;) {
|
|
styleSelector();
|
|
if (nexttoken.id === '</' || nexttoken.id === '{' || nexttoken.id === '(end)') {
|
|
return '';
|
|
}
|
|
if (nexttoken.id === ',') {
|
|
comma();
|
|
}
|
|
}
|
|
}
|
|
|
|
function styles() {
|
|
var i;
|
|
while (nexttoken.id === '@') {
|
|
i = peek();
|
|
if (i.identifier && i.value === 'import') {
|
|
advance('@');
|
|
advance();
|
|
if (!cssUrl()) {
|
|
warning("Expected '{a}' and instead saw '{b}'.", nexttoken, 'url', nexttoken.value);
|
|
advance();
|
|
}
|
|
advance(';');
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
while (nexttoken.id !== '</' && nexttoken.id !== '(end)') {
|
|
stylePattern();
|
|
xmode = 'styleproperty';
|
|
if (nexttoken.id === ';') {
|
|
advance(';');
|
|
} else {
|
|
advance('{');
|
|
substyle();
|
|
xmode = 'style';
|
|
advance('}');
|
|
}
|
|
}
|
|
}
|
|
|
|
function doBegin(n) {
|
|
if (n !== 'html' && !option.fragment) {
|
|
if (n === 'div' && option.adsafe) {
|
|
error("ADSAFE: Use the fragment option.");
|
|
} else {
|
|
error("Expected '{a}' and instead saw '{b}'.", token, 'html', n);
|
|
}
|
|
}
|
|
if (option.adsafe) {
|
|
if (n === 'html') {
|
|
error("Currently, ADsafe does not operate on whole HTML documents. It operates on <div> fragments and .js files.", token);
|
|
}
|
|
if (option.fragment) {
|
|
if (n !== 'div') {
|
|
error("ADsafe violation: Wrap the widget in a div.", token);
|
|
}
|
|
} else {
|
|
error("Use the fragment option.", token);
|
|
}
|
|
}
|
|
option.browser = true;
|
|
assume();
|
|
}
|
|
|
|
function doAttribute(n, a, v) {
|
|
var u, x;
|
|
if (a === 'id') {
|
|
u = typeof v === 'string' ? v.toUpperCase() : '';
|
|
if (ids[u] === true) {
|
|
warning("Duplicate id='{a}'.", nexttoken, v);
|
|
}
|
|
debugger;
|
|
if (!/^[A-Za-z][A-Za-z0-9._:\-]*$/.test(v)) {
|
|
warning("Bad id: '{a}'.", nexttoken, v);
|
|
} else if (option.adsafe) {
|
|
if (adsafe_id) {
|
|
if (v.slice(0, adsafe_id.length) !== adsafe_id) {
|
|
warning("ADsafe violation: An id must have a '{a}' prefix", nexttoken, adsafe_id);
|
|
} else if (!/^[A-Z]+_[A-Z]+$/.test(v)) {
|
|
warning("ADSAFE violation: bad id.");
|
|
}
|
|
} else {
|
|
adsafe_id = v;
|
|
if (!/^[A-Z]+_$/.test(v)) {
|
|
warning("ADSAFE violation: bad id.");
|
|
}
|
|
}
|
|
}
|
|
x = v.search(dx);
|
|
if (x >= 0) {
|
|
warning("Unexpected character '{a}' in {b}.", token, v.charAt(x), a);
|
|
}
|
|
ids[u] = true;
|
|
} else if (a === 'class' || a === 'type' || a === 'name') {
|
|
x = v.search(qx);
|
|
if (x >= 0) {
|
|
warning("Unexpected character '{a}' in {b}.", token, v.charAt(x), a);
|
|
}
|
|
ids[u] = true;
|
|
} else if (a === 'href' || a === 'background' || a === 'content' || a === 'data' || a.indexOf('src') >= 0 || a.indexOf('url') >= 0) {
|
|
if (option.safe && ux.test(v)) {
|
|
error("ADsafe URL violation.");
|
|
}
|
|
urls.push(v);
|
|
} else if (a === 'for') {
|
|
if (option.adsafe) {
|
|
if (adsafe_id) {
|
|
if (v.slice(0, adsafe_id.length) !== adsafe_id) {
|
|
warning("ADsafe violation: An id must have a '{a}' prefix", nexttoken, adsafe_id);
|
|
} else if (!/^[A-Z]+_[A-Z]+$/.test(v)) {
|
|
warning("ADSAFE violation: bad id.");
|
|
}
|
|
} else {
|
|
warning("ADSAFE violation: bad id.");
|
|
}
|
|
}
|
|
} else if (a === 'name') {
|
|
if (option.adsafe && v.indexOf('_') >= 0) {
|
|
warning("ADsafe name violation.");
|
|
}
|
|
}
|
|
}
|
|
|
|
function doTag(n, a) {
|
|
var i, t = htmltag[n],
|
|
x;
|
|
src = false;
|
|
if (!t) {
|
|
error("Unrecognized tag '<{a}>'.", nexttoken, n === n.toLowerCase() ? n : n + ' (capitalization error)');
|
|
}
|
|
if (stack.length > 0) {
|
|
if (n === 'html') {
|
|
error("Too many <html> tags.", token);
|
|
}
|
|
x = t.parent;
|
|
if (x) {
|
|
if (x.indexOf(' ' + stack[stack.length - 1].name + ' ') < 0) {
|
|
error("A '<{a}>' must be within '<{b}>'.", token, n, x);
|
|
}
|
|
} else if (!option.adsafe && !option.fragment) {
|
|
i = stack.length;
|
|
do {
|
|
if (i <= 0) {
|
|
error("A '<{a}>' must be within '<{b}>'.", token, n, 'body');
|
|
}
|
|
i -= 1;
|
|
} while (stack[i].name !== 'body');
|
|
}
|
|
}
|
|
switch (n) {
|
|
case 'div':
|
|
if (option.adsafe && stack.length === 1 && !adsafe_id) {
|
|
warning("ADSAFE violation: missing ID_.");
|
|
}
|
|
break;
|
|
case 'script':
|
|
xmode = 'script';
|
|
advance('>');
|
|
indent = nexttoken.from;
|
|
if (a.lang) {
|
|
warning("lang is deprecated.", token);
|
|
}
|
|
if (option.adsafe && stack.length !== 1) {
|
|
warning("ADsafe script placement violation.", token);
|
|
}
|
|
if (a.src) {
|
|
if (option.adsafe && (!adsafe_may || !approved[a.src])) {
|
|
warning("ADsafe unapproved script source.", token);
|
|
}
|
|
if (a.type) {
|
|
warning("type is unnecessary.", token);
|
|
}
|
|
} else {
|
|
if (adsafe_went) {
|
|
error("ADsafe script violation.", token);
|
|
}
|
|
statements('script');
|
|
}
|
|
xmode = 'html';
|
|
advance('</');
|
|
if (!nexttoken.identifier && nexttoken.value !== 'script') {
|
|
warning("Expected '{a}' and instead saw '{b}'.", nexttoken, 'script', nexttoken.value);
|
|
}
|
|
advance();
|
|
xmode = 'outer';
|
|
break;
|
|
case 'style':
|
|
xmode = 'style';
|
|
advance('>');
|
|
styles();
|
|
xmode = 'html';
|
|
advance('</');
|
|
if (!nexttoken.identifier && nexttoken.value !== 'style') {
|
|
warning("Expected '{a}' and instead saw '{b}'.", nexttoken, 'style', nexttoken.value);
|
|
}
|
|
advance();
|
|
xmode = 'outer';
|
|
break;
|
|
case 'input':
|
|
switch (a.type) {
|
|
case 'radio':
|
|
case 'checkbox':
|
|
case 'button':
|
|
case 'reset':
|
|
case 'submit':
|
|
break;
|
|
case 'text':
|
|
case 'file':
|
|
case 'password':
|
|
case 'file':
|
|
case 'hidden':
|
|
case 'image':
|
|
if (option.adsafe && a.autocomplete !== 'off') {
|
|
warning("ADsafe autocomplete violation.");
|
|
}
|
|
break;
|
|
default:
|
|
warning("Bad input type.");
|
|
}
|
|
break;
|
|
case 'applet':
|
|
case 'body':
|
|
case 'embed':
|
|
case 'frame':
|
|
case 'frameset':
|
|
case 'head':
|
|
case 'iframe':
|
|
case 'noembed':
|
|
case 'noframes':
|
|
case 'object':
|
|
case 'param':
|
|
if (option.adsafe) {
|
|
warning("ADsafe violation: Disallowed tag: " + n);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
function closetag(n) {
|
|
return '</' + n + '>';
|
|
}
|
|
|
|
function html() {
|
|
var a, attributes, e, n, q, t, v, w = option.white,
|
|
wmode;
|
|
xmode = 'html';
|
|
xquote = '';
|
|
stack = null;
|
|
for (;;) {
|
|
switch (nexttoken.value) {
|
|
case '<':
|
|
xmode = 'html';
|
|
advance('<');
|
|
attributes = {};
|
|
t = nexttoken;
|
|
if (!t.identifier) {
|
|
warning("Bad identifier {a}.", t, t.value);
|
|
}
|
|
n = t.value;
|
|
if (option.cap) {
|
|
n = n.toLowerCase();
|
|
}
|
|
t.name = n;
|
|
advance();
|
|
if (!stack) {
|
|
stack = [];
|
|
doBegin(n);
|
|
}
|
|
v = htmltag[n];
|
|
if (typeof v !== 'object') {
|
|
error("Unrecognized tag '<{a}>'.", t, n);
|
|
}
|
|
e = v.empty;
|
|
t.type = n;
|
|
for (;;) {
|
|
if (nexttoken.id === '/') {
|
|
advance('/');
|
|
if (nexttoken.id !== '>') {
|
|
warning("Expected '{a}' and instead saw '{b}'.", nexttoken, '>', nexttoken.value);
|
|
}
|
|
break;
|
|
}
|
|
if (nexttoken.id && nexttoken.id.substr(0, 1) === '>') {
|
|
break;
|
|
}
|
|
if (!nexttoken.identifier) {
|
|
if (nexttoken.id === '(end)' || nexttoken.id === '(error)') {
|
|
error("Missing '>'.", nexttoken);
|
|
}
|
|
warning("Bad identifier.");
|
|
}
|
|
option.white = true;
|
|
nonadjacent(token, nexttoken);
|
|
a = nexttoken.value;
|
|
option.white = w;
|
|
advance();
|
|
if (!option.cap && a !== a.toLowerCase()) {
|
|
warning("Attribute '{a}' not all lower case.", nexttoken, a);
|
|
}
|
|
a = a.toLowerCase();
|
|
xquote = '';
|
|
if (is_own(attributes, a)) {
|
|
warning("Attribute '{a}' repeated.", nexttoken, a);
|
|
}
|
|
if (a.slice(0, 2) === 'on') {
|
|
if (!option.on) {
|
|
warning("Avoid HTML event handlers.");
|
|
}
|
|
xmode = 'scriptstring';
|
|
advance('=');
|
|
q = nexttoken.id;
|
|
if (q !== '"' && q !== "'") {
|
|
error("Missing quote.");
|
|
}
|
|
xquote = q;
|
|
wmode = option.white;
|
|
option.white = false;
|
|
advance(q);
|
|
statements('on');
|
|
option.white = wmode;
|
|
if (nexttoken.id !== q) {
|
|
error("Missing close quote on script attribute.");
|
|
}
|
|
xmode = 'html';
|
|
xquote = '';
|
|
advance(q);
|
|
v = false;
|
|
} else if (a === 'style') {
|
|
xmode = 'scriptstring';
|
|
advance('=');
|
|
q = nexttoken.id;
|
|
if (q !== '"' && q !== "'") {
|
|
error("Missing quote.");
|
|
}
|
|
xmode = 'styleproperty';
|
|
xquote = q;
|
|
advance(q);
|
|
substyle();
|
|
xmode = 'html';
|
|
xquote = '';
|
|
advance(q);
|
|
v = false;
|
|
} else {
|
|
if (nexttoken.id === '=') {
|
|
advance('=');
|
|
v = nexttoken.value;
|
|
if (!nexttoken.identifier && nexttoken.id !== '"' && nexttoken.id !== '\'' && nexttoken.type !== '(string)' && nexttoken.type !== '(number)' && nexttoken.type !== '(color)') {
|
|
warning("Expected an attribute value and instead saw '{a}'.", token, a);
|
|
}
|
|
advance();
|
|
} else {
|
|
v = true;
|
|
}
|
|
}
|
|
attributes[a] = v;
|
|
doAttribute(n, a, v);
|
|
}
|
|
doTag(n, attributes);
|
|
if (!e) {
|
|
stack.push(t);
|
|
}
|
|
xmode = 'outer';
|
|
advance('>');
|
|
break;
|
|
case '</':
|
|
xmode = 'html';
|
|
advance('</');
|
|
if (!nexttoken.identifier) {
|
|
warning("Bad identifier.");
|
|
}
|
|
n = nexttoken.value;
|
|
if (option.cap) {
|
|
n = n.toLowerCase();
|
|
}
|
|
advance();
|
|
if (!stack) {
|
|
error("Unexpected '{a}'.", nexttoken, closetag(n));
|
|
}
|
|
t = stack.pop();
|
|
if (!t) {
|
|
error("Unexpected '{a}'.", nexttoken, closetag(n));
|
|
}
|
|
if (t.name !== n) {
|
|
error("Expected '{a}' and instead saw '{b}'.", nexttoken, closetag(t.name), closetag(n));
|
|
}
|
|
if (nexttoken.id !== '>') {
|
|
error("Missing '{a}'.", nexttoken, '>');
|
|
}
|
|
xmode = 'outer';
|
|
advance('>');
|
|
break;
|
|
case '<!':
|
|
if (option.safe) {
|
|
warning("ADsafe HTML violation.");
|
|
}
|
|
xmode = 'html';
|
|
for (;;) {
|
|
advance();
|
|
if (nexttoken.id === '>' || nexttoken.id === '(end)') {
|
|
break;
|
|
}
|
|
if (nexttoken.value.indexOf('--') >= 0) {
|
|
warning("Unexpected --.");
|
|
}
|
|
if (nexttoken.value.indexOf('<') >= 0) {
|
|
warning("Unexpected <.");
|
|
}
|
|
if (nexttoken.value.indexOf('>') >= 0) {
|
|
warning("Unexpected >.");
|
|
}
|
|
}
|
|
xmode = 'outer';
|
|
advance('>');
|
|
break;
|
|
case '(end)':
|
|
return;
|
|
default:
|
|
if (nexttoken.id === '(end)') {
|
|
error("Missing '{a}'.", nexttoken, '</' + stack[stack.length - 1].value + '>');
|
|
} else {
|
|
advance();
|
|
}
|
|
}
|
|
if (stack && stack.length === 0 && (option.adsafe || !option.fragment || nexttoken.id === '(end)')) {
|
|
break;
|
|
}
|
|
}
|
|
if (nexttoken.id !== '(end)') {
|
|
error("Unexpected material after the end.");
|
|
}
|
|
}
|
|
type('(number)', idValue);
|
|
type('(string)', idValue);
|
|
syntax['(identifier)'] = {
|
|
type: '(identifier)',
|
|
lbp: 0,
|
|
identifier: true,
|
|
nud: function () {
|
|
var v = this.value,
|
|
s = scope[v],
|
|
f;
|
|
if (typeof s === 'function') {
|
|
s = undefined;
|
|
} else if (typeof s === 'boolean') {
|
|
f = funct;
|
|
funct = functions[0];
|
|
addlabel(v, 'var');
|
|
s = funct;
|
|
funct = f;
|
|
}
|
|
if (funct === s) {
|
|
switch (funct[v]) {
|
|
case 'unused':
|
|
funct[v] = 'var';
|
|
break;
|
|
case 'label':
|
|
warning("'{a}' is a statement label.", token, v);
|
|
break;
|
|
}
|
|
} else if (funct['(global)']) {
|
|
if (option.undef && predefined[v] !== 'boolean') {
|
|
warning("'{a}' is not defined.", token, v);
|
|
}
|
|
note_implied(token);
|
|
} else {
|
|
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 (s === true) {
|
|
funct[v] = true;
|
|
} else if (s === null) {
|
|
warning("'{a}' is not allowed.", token, v);
|
|
note_implied(token);
|
|
} else if (typeof s !== 'object') {
|
|
if (option.undef) {
|
|
warning("'{a}' is not defined.", token, v);
|
|
} else {
|
|
funct[v] = true;
|
|
}
|
|
note_implied(token);
|
|
} else {
|
|
switch (s[v]) {
|
|
case 'function':
|
|
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;
|
|
});
|
|
delim('(endline)');
|
|
delim('(begin)');
|
|
delim('(end)').reach = true;
|
|
delim('</').reach = true;
|
|
delim('<!');
|
|
delim('<!--');
|
|
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');
|
|
reservevar('eval');
|
|
reservevar('false');
|
|
reservevar('Infinity');
|
|
reservevar('NaN');
|
|
reservevar('null');
|
|
reservevar('this');
|
|
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 = parse(10);
|
|
advance(':');
|
|
that['else'] = parse(10);
|
|
return that;
|
|
},
|
|
30);
|
|
infix('||', 'or', 40);
|
|
infix('&&', 'and', 50);
|
|
bitwise('|', 'bitor', 70);
|
|
bitwise('^', 'bitxor', 80);
|
|
bitwise('&', 'bitand', 90);
|
|
relation('==', function (left, right) {
|
|
if (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) {
|
|
if (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 = parse(130);
|
|
if (left && right && left.id === '(string)' && right.id === '(string)') {
|
|
left.value += right.value;
|
|
left.character = right.character;
|
|
if (jx.test(left.value)) {
|
|
warning("JavaScript URL.", left);
|
|
}
|
|
return left;
|
|
}
|
|
that.left = left;
|
|
that.right = right;
|
|
return that;
|
|
},
|
|
130);
|
|
prefix('+', 'num');
|
|
infix('-', 'sub', 130);
|
|
prefix('-', 'neg');
|
|
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 = parse(0);
|
|
if (!p || (p.id !== '.' && p.id !== '[')) {
|
|
warning("Expected '{a}' and instead saw '{b}'.", nexttoken, '.', nexttoken.value);
|
|
}
|
|
this.first = p;
|
|
return this;
|
|
}).exps = true;
|
|
prefix('~', function () {
|
|
if (option.bitwise) {
|
|
warning("Unexpected '{a}'.", this, '~');
|
|
}
|
|
parse(150);
|
|
return this;
|
|
});
|
|
prefix('!', function () {
|
|
this.right = parse(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 = parse(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 'Array':
|
|
if (nexttoken.id !== '(') {
|
|
warning("Use the array literal notation [].", token);
|
|
} else {
|
|
advance('(');
|
|
if (nexttoken.id === ')') {
|
|
warning("Use the array literal notation [].", token);
|
|
} else {
|
|
i = parse(0);
|
|
c.dimension = i;
|
|
if ((i.id === '(number)' && /[.+\-Ee]/.test(i.value)) || (i.id === '-' && !i.right) || i.id === '(string)' || i.id === '[' || i.id === '{' || i.id === 'true' || i.id === 'false' || i.id === 'null' || i.id === 'undefined' || i.id === 'Infinity') {
|
|
warning("Use the array literal notation [].", token);
|
|
}
|
|
if (nexttoken.id !== ')') {
|
|
error("Use the array literal notation [].", token);
|
|
}
|
|
}
|
|
advance(')');
|
|
}
|
|
this.first = c;
|
|
return this;
|
|
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 {
|
|
warning("Weird construction. Delete 'new'.", this);
|
|
}
|
|
adjacent(token, nexttoken);
|
|
if (nexttoken.id !== '(') {
|
|
warning("Missing '()' invoking a constructor.");
|
|
}
|
|
this.first = c;
|
|
return this;
|
|
});
|
|
syntax['new'].exps = true;
|
|
infix('.', function (left, that) {
|
|
adjacent(prevtoken, token);
|
|
var m = identifier();
|
|
if (typeof m === 'string') {
|
|
countMember(m);
|
|
}
|
|
that.left = left;
|
|
that.right = m;
|
|
if (!option.evil && left && left.value === 'document' && (m === 'write' || m === 'writeln')) {
|
|
warning("document.write can be a form of eval.", left);
|
|
} else if (option.adsafe) {
|
|
if (left && left.value === 'ADSAFE') {
|
|
if (m === 'id' || m === 'lib') {
|
|
warning("ADsafe violation.", that);
|
|
} else if (m === 'go') {
|
|
if (xmode !== 'script') {
|
|
warning("ADsafe violation.", that);
|
|
} else if (adsafe_went || nexttoken.id !== '(' || peek(0).id !== '(string)' || peek(0).value !== adsafe_id || peek(1).id !== ',') {
|
|
error("ADsafe violation: go.", that);
|
|
}
|
|
adsafe_went = true;
|
|
adsafe_may = false;
|
|
}
|
|
}
|
|
}
|
|
if (!option.evil && (m === 'eval' || m === 'execScript')) {
|
|
warning('eval is evil.');
|
|
} else if (option.safe) {
|
|
for (;;) {
|
|
if (banned[m] === true) {
|
|
warning("ADsafe restricted word '{a}'.", token, m);
|
|
}
|
|
if (typeof predefined[left.value] !== 'boolean' || nexttoken.id === '(') {
|
|
break;
|
|
}
|
|
if (standard_member[m] === true) {
|
|
if (nexttoken.id === '.') {
|
|
warning("ADsafe violation.", that);
|
|
}
|
|
break;
|
|
}
|
|
if (nexttoken.id !== '.') {
|
|
warning("ADsafe violation.", that);
|
|
break;
|
|
}
|
|
advance('.');
|
|
token.left = that;
|
|
token.right = m;
|
|
that = token;
|
|
m = identifier();
|
|
if (typeof m === 'string') {
|
|
countMember(m);
|
|
}
|
|
}
|
|
}
|
|
return that;
|
|
},
|
|
160, true);
|
|
infix('(', function (left, that) {
|
|
adjacent(prevtoken, token);
|
|
nospace();
|
|
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);
|
|
}
|
|
}
|
|
}
|
|
} else if (left.id === '.') {
|
|
if (option.safe && left.left.value === 'Math' && left.right === 'random') {
|
|
warning("ADsafe violation.", left);
|
|
}
|
|
}
|
|
}
|
|
if (nexttoken.id !== ')') {
|
|
for (;;) {
|
|
p[p.length] = parse(10);
|
|
n += 1;
|
|
if (nexttoken.id !== ',') {
|
|
break;
|
|
}
|
|
comma();
|
|
}
|
|
}
|
|
advance(')');
|
|
if (option.immed && left.id === 'function' && nexttoken.id !== ')') {
|
|
warning("Wrap the entire immediate function invocation in parens.", that);
|
|
}
|
|
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();
|
|
var v = parse(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) {
|
|
nospace();
|
|
var e = parse(0),
|
|
s;
|
|
if (e && e.type === '(string)') {
|
|
if (option.safe && banned[e.value] === true) {
|
|
warning("ADsafe restricted word '{a}'.", that, e.value);
|
|
} else if (!option.evil && (e.value === 'eval' || e.value === 'execScript')) {
|
|
warning("eval is evil.", that);
|
|
} else if (option.safe && (e.value.charAt(0) === '_' || e.value.charAt(0) === '-')) {
|
|
warning("ADsafe restricted subscript '{a}'.", that, e.value);
|
|
}
|
|
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);
|
|
}
|
|
}
|
|
} else if (!e || e.type !== '(number)' || e.value < 0) {
|
|
if (option.safe) {
|
|
warning('ADsafe subscripting.');
|
|
}
|
|
}
|
|
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(parse(10));
|
|
if (nexttoken.id === ',') {
|
|
comma();
|
|
if (nexttoken.id === ']') {
|
|
warning("Extra comma.", token);
|
|
break;
|
|
}
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
if (b) {
|
|
indent -= option.indent;
|
|
indentation();
|
|
}
|
|
advance(']', this);
|
|
return this;
|
|
},
|
|
160);
|
|
(function (x) {
|
|
x.nud = function () {
|
|
var b, i, s, seen = {};
|
|
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();
|
|
}
|
|
i = optionalidentifier(true);
|
|
if (!i) {
|
|
if (nexttoken.id === '(string)') {
|
|
i = nexttoken.value;
|
|
if (ix.test(i)) {
|
|
s = syntax[i];
|
|
}
|
|
advance();
|
|
} else if (nexttoken.id === '(number)') {
|
|
i = nexttoken.value.toString();
|
|
advance();
|
|
} else {
|
|
error("Expected '{a}' and instead saw '{b}'.", nexttoken, '}', nexttoken.value);
|
|
}
|
|
}
|
|
if (seen[i] === true) {
|
|
warning("Duplicate member '{a}'.", nexttoken, i);
|
|
}
|
|
seen[i] = true;
|
|
countMember(i);
|
|
advance(':');
|
|
nonadjacent(token, nexttoken);
|
|
parse(10);
|
|
if (nexttoken.id === ',') {
|
|
comma();
|
|
if (nexttoken.id === ',' || nexttoken.id === '}') {
|
|
warning("Extra comma.", token);
|
|
}
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
if (b) {
|
|
indent -= option.indent;
|
|
indentation();
|
|
}
|
|
advance('}', this);
|
|
return this;
|
|
};
|
|
x.fud = function () {
|
|
error("Expected to see a statement and instead saw a block.", token);
|
|
};
|
|
}(delim('{')));
|
|
|
|
function varstatement(prefix) {
|
|
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 (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 = parse(0);
|
|
name.first = value;
|
|
}
|
|
if (nexttoken.id !== ',') {
|
|
break;
|
|
}
|
|
comma();
|
|
}
|
|
return this;
|
|
}
|
|
stmt('var', varstatement).exps = true;
|
|
|
|
function functionparams() {
|
|
var i, t = nexttoken,
|
|
p = [];
|
|
advance('(');
|
|
nospace();
|
|
if (nexttoken.id === ')') {
|
|
advance(')');
|
|
nospace(prevtoken, token);
|
|
return;
|
|
}
|
|
for (;;) {
|
|
i = identifier();
|
|
p.push(i);
|
|
addlabel(i, 'parameter');
|
|
if (nexttoken.id === ',') {
|
|
comma();
|
|
} else {
|
|
advance(')', t);
|
|
nospace(prevtoken, token);
|
|
return p;
|
|
}
|
|
}
|
|
}
|
|
|
|
function doFunction(i) {
|
|
var s = scope;
|
|
scope = Object.create(s);
|
|
funct = {
|
|
'(name)': i || '"' + anonname + '"',
|
|
'(line)': nexttoken.line,
|
|
'(context)': funct,
|
|
'(breakage)': 0,
|
|
'(loopage)': 0,
|
|
'(scope)': scope
|
|
};
|
|
token.funct = funct;
|
|
functions.push(funct);
|
|
if (i) {
|
|
addlabel(i, 'function');
|
|
}
|
|
funct['(params)'] = functionparams();
|
|
block(false);
|
|
scope = s;
|
|
funct['(last)'] = token.line;
|
|
funct = funct['(context)'];
|
|
}
|
|
blockstmt('function', function () {
|
|
if (inblock) {
|
|
warning("Function statements cannot be placed in blocks. Use a function expression or move the statement to the top of the outer function.", token);
|
|
}
|
|
var i = identifier();
|
|
adjacent(token, nexttoken);
|
|
addlabel(i, 'unused');
|
|
doFunction(i);
|
|
if (nexttoken.id === '(' && nexttoken.line === token.line) {
|
|
error("Function statements 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 (funct['(loopage)'] && nexttoken.id !== '(') {
|
|
warning("Be careful when making functions within a loop. Consider putting the function in a closure.");
|
|
}
|
|
return this;
|
|
});
|
|
blockstmt('if', function () {
|
|
var t = nexttoken;
|
|
advance('(');
|
|
nonadjacent(this, t);
|
|
nospace();
|
|
parse(20);
|
|
if (nexttoken.id === '=') {
|
|
warning("Expected a conditional expression and instead saw an assignment.");
|
|
advance('=');
|
|
parse(20);
|
|
}
|
|
advance(')', t);
|
|
nospace(prevtoken, token);
|
|
block(true);
|
|
if (nexttoken.id === 'else') {
|
|
nonadjacent(token, nexttoken);
|
|
advance('else');
|
|
if (nexttoken.id === 'if' || nexttoken.id === 'switch') {
|
|
statement(true);
|
|
} else {
|
|
block(true);
|
|
}
|
|
}
|
|
return this;
|
|
});
|
|
blockstmt('try', function () {
|
|
var b, e, s;
|
|
if (option.adsafe) {
|
|
warning("ADsafe try violation.", this);
|
|
}
|
|
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();
|
|
parse(20);
|
|
if (nexttoken.id === '=') {
|
|
warning("Expected a conditional expression and instead saw an assignment.");
|
|
advance('=');
|
|
parse(20);
|
|
}
|
|
advance(')', t);
|
|
nospace(prevtoken, token);
|
|
block(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 = parse(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:
|
|
warning("Expected a 'break' statement before 'case'.", token);
|
|
}
|
|
indentation(-option.indent);
|
|
advance('case');
|
|
this.cases.push(parse(20));
|
|
g = true;
|
|
advance(':');
|
|
funct['(verb)'] = 'case';
|
|
break;
|
|
case 'default':
|
|
switch (funct['(verb)']) {
|
|
case 'break':
|
|
case 'continue':
|
|
case 'return':
|
|
case 'throw':
|
|
break;
|
|
default:
|
|
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') {
|
|
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 ':':
|
|
statements();
|
|
break;
|
|
default:
|
|
error("Missing ':' on a case clause.", token);
|
|
}
|
|
} else {
|
|
error("Expected '{a}' and instead saw '{b}'.", nexttoken, 'case', nexttoken.value);
|
|
}
|
|
}
|
|
}
|
|
}).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();
|
|
parse(20);
|
|
if (nexttoken.id === '=') {
|
|
warning("Expected a conditional expression and instead saw an assignment.");
|
|
advance('=');
|
|
parse(20);
|
|
}
|
|
advance(')', t);
|
|
nospace(prevtoken, token);
|
|
funct['(breakage)'] -= 1;
|
|
funct['(loopage)'] -= 1;
|
|
return this;
|
|
});
|
|
x.labelled = true;
|
|
x.exps = true;
|
|
}());
|
|
blockstmt('for', function () {
|
|
var f = option.forin,
|
|
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(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');
|
|
parse(20);
|
|
advance(')', t);
|
|
s = block(true);
|
|
if (!f && (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();
|
|
} else {
|
|
for (;;) {
|
|
parse(0, 'for');
|
|
if (nexttoken.id !== ',') {
|
|
break;
|
|
}
|
|
comma();
|
|
}
|
|
}
|
|
}
|
|
nolinebreak(token);
|
|
advance(';');
|
|
if (nexttoken.id !== ';') {
|
|
parse(20);
|
|
if (nexttoken.id === '=') {
|
|
warning("Expected a conditional expression and instead saw an assignment.");
|
|
advance('=');
|
|
parse(20);
|
|
}
|
|
}
|
|
nolinebreak(token);
|
|
advance(';');
|
|
if (nexttoken.id === ';') {
|
|
error("Expected '{a}' and instead saw '{b}'.", nexttoken, ')', ';');
|
|
}
|
|
if (nexttoken.id !== ')') {
|
|
for (;;) {
|
|
parse(0, 'for');
|
|
if (nexttoken.id !== ',') {
|
|
break;
|
|
}
|
|
comma();
|
|
}
|
|
}
|
|
advance(')', t);
|
|
nospace(prevtoken, token);
|
|
block(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);
|
|
}
|
|
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);
|
|
}
|
|
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 () {
|
|
nolinebreak(this);
|
|
if (nexttoken.id === '(regexp)') {
|
|
warning("Wrap the /regexp/ literal in parens to disambiguate the slash operator.");
|
|
}
|
|
if (nexttoken.id !== ';' && !nexttoken.reach) {
|
|
nonadjacent(token, nexttoken);
|
|
this.first = parse(20);
|
|
}
|
|
reachable('return');
|
|
return this;
|
|
}).exps = true;
|
|
stmt('throw', function () {
|
|
nolinebreak(this);
|
|
nonadjacent(token, nexttoken);
|
|
this.first = parse(20);
|
|
reachable('throw');
|
|
return this;
|
|
}).exps = true;
|
|
reserve('void');
|
|
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');
|
|
|
|
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__') {
|
|
warning("Stupid key '{a}'.", 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);
|
|
}
|
|
}
|
|
var itself = function (s, o) {
|
|
var a, i;
|
|
JSLINT.errors = [];
|
|
predefined = Object.create(standard);
|
|
if (o) {
|
|
a = o.predef;
|
|
if (a instanceof Array) {
|
|
for (i = 0; i < a.length; i += 1) {
|
|
predefined[a[i]] = true;
|
|
}
|
|
}
|
|
if (o.adsafe) {
|
|
o.safe = true;
|
|
}
|
|
if (o.safe) {
|
|
o.browser = false;
|
|
o.css = false;
|
|
o.debug = false;
|
|
o.devel = false;
|
|
o.eqeqeq = true;
|
|
o.evil = false;
|
|
o.forin = false;
|
|
o.nomen = true;
|
|
o.on = false;
|
|
o.rhino = false;
|
|
o.safe = true;
|
|
o.sidebar = false;
|
|
o.strict = true;
|
|
o.sub = false;
|
|
o.undef = true;
|
|
o.widget = false;
|
|
predefined.Date = null;
|
|
predefined['eval'] = null;
|
|
predefined.Function = null;
|
|
predefined.Object = null;
|
|
predefined.ADSAFE = false;
|
|
predefined.lib = false;
|
|
}
|
|
option = o;
|
|
} else {
|
|
option = {};
|
|
}
|
|
option.indent = option.indent || 4;
|
|
option.maxerr = option.maxerr || 50;
|
|
adsafe_id = '';
|
|
adsafe_may = false;
|
|
adsafe_went = false;
|
|
approved = {};
|
|
if (option.approved) {
|
|
for (i = 0; i < option.approved.length; i += 1) {
|
|
approved[option.approved[i]] = option.approved[i];
|
|
}
|
|
} else {
|
|
approved.test = 'test';
|
|
}
|
|
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];
|
|
ids = {};
|
|
urls = [];
|
|
src = false;
|
|
xmode = false;
|
|
stack = null;
|
|
member = {};
|
|
membersOnly = null;
|
|
implied = {};
|
|
inblock = false;
|
|
lookahead = [];
|
|
jsonmode = false;
|
|
warnings = 0;
|
|
lex.init(s);
|
|
prereg = true;
|
|
strict_mode = false;
|
|
prevtoken = token = nexttoken = syntax['(begin)'];
|
|
assume();
|
|
try {
|
|
advance();
|
|
if (nexttoken.value.charAt(0) === '<') {
|
|
html();
|
|
if (option.adsafe && !adsafe_went) {
|
|
warning("ADsafe violation: Missing ADSAFE.go.", this);
|
|
}
|
|
} else {
|
|
switch (nexttoken.id) {
|
|
case '{':
|
|
case '[':
|
|
option.laxbreak = true;
|
|
jsonmode = true;
|
|
jsonValue();
|
|
break;
|
|
case '@':
|
|
case '*':
|
|
case '#':
|
|
case '.':
|
|
case ':':
|
|
xmode = 'style';
|
|
advance();
|
|
if (token.id !== '@' || !nexttoken.identifier || nexttoken.value !== 'charset' || token.line !== 1 || token.from !== 1) {
|
|
error('A css file should begin with @charset "UTF-8";');
|
|
}
|
|
advance();
|
|
if (nexttoken.type !== '(string)' && nexttoken.value !== 'UTF-8') {
|
|
error('A css file should begin with @charset "UTF-8";');
|
|
}
|
|
advance();
|
|
advance(';');
|
|
styles();
|
|
break;
|
|
default:
|
|
if (option.adsafe && option.fragment) {
|
|
error("Expected '{a}' and instead saw '{b}'.", nexttoken, '<div>', nexttoken.value);
|
|
}
|
|
statements('lib');
|
|
}
|
|
}
|
|
advance('(end)');
|
|
} catch(e) {
|
|
if (e) {
|
|
JSLINT.errors.push({
|
|
reason: e.message,
|
|
line: e.line || nexttoken.line,
|
|
character: e.character || nexttoken.from
|
|
},
|
|
null);
|
|
}
|
|
}
|
|
return JSLINT.errors.length === 0;
|
|
};
|
|
|
|
function is_array(o) {
|
|
return Object.prototype.toString.apply(o) === '[object Array]';
|
|
}
|
|
|
|
function to_array(o) {
|
|
var a = [],
|
|
k;
|
|
for (k in o) {
|
|
if (is_own(o, k)) {
|
|
a.push(k);
|
|
}
|
|
}
|
|
return a;
|
|
}
|
|
itself.data = function () {
|
|
var data = {
|
|
functions: []
|
|
},
|
|
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 = to_array(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 (is_array(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('<div><i>' + h + '</i> ');
|
|
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('</div>');
|
|
}
|
|
}
|
|
if (data.errors || data.implieds || data.unused) {
|
|
err = true;
|
|
o.push('<div id=errors><i>Error:</i>');
|
|
if (data.errors) {
|
|
for (i = 0; i < data.errors.length; i += 1) {
|
|
c = data.errors[i];
|
|
if (c) {
|
|
e = c.evidence || '';
|
|
o.push('<p>Problem' + (isFinite(c.line) ? ' at line ' + c.line + ' character ' + c.character : '') + ': ' + c.reason.entityify() + '</p><p class=evidence>' + (e && (e.length > 80 ? e.slice(0, 77) + '...' : e).entityify()) + '</p>');
|
|
}
|
|
}
|
|
}
|
|
if (data.implieds) {
|
|
s = [];
|
|
for (i = 0; i < data.implieds.length; i += 1) {
|
|
s[i] = '<code>' + data.implieds[i].name + '</code> <i>' + data.implieds[i].line + '</i>';
|
|
}
|
|
o.push('<p><i>Implied global:</i> ' + s.join(', ') + '</p>');
|
|
}
|
|
if (data.unused) {
|
|
s = [];
|
|
for (i = 0; i < data.unused.length; i += 1) {
|
|
s[i] = '<code><u>' + data.unused[i].name + '</u></code> <i>' + data.unused[i].line + '</i> <code>' + data.unused[i]['function'] + '</code>';
|
|
}
|
|
o.push('<p><i>Unused variable:</i> ' + s.join(', ') + '</p>');
|
|
}
|
|
if (data.json) {
|
|
o.push('<p>JSON: bad.</p>');
|
|
}
|
|
o.push('</div>');
|
|
}
|
|
if (!option) {
|
|
o.push('<br><div id=functions>');
|
|
if (data.urls) {
|
|
detail("URLs<br>", data.urls, '<br>');
|
|
}
|
|
if (xmode === 'style') {
|
|
o.push('<p>CSS.</p>');
|
|
} else if (data.json && !err) {
|
|
o.push('<p>JSON: good.</p>');
|
|
} else if (data.globals) {
|
|
o.push('<div><i>Global</i> ' + data.globals.sort().join(', ') + '</div>');
|
|
} else {
|
|
o.push('<div><i>No new global variables introduced.</i></div>');
|
|
}
|
|
for (i = 0; i < data.functions.length; i += 1) {
|
|
f = data.functions[i];
|
|
o.push('<br><div class=function><i>' + f.line + '-' + f.last + '</i> ' + (f.name || '') + '(' + (f.param ? f.param.join(', ') : '') + ')</div>');
|
|
detail('<big><b>Unused</b></big>', 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 = to_array(data.member);
|
|
if (a.length) {
|
|
a = a.sort();
|
|
m = '<br><pre id=members>/*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 + '<br>');
|
|
m = ' ';
|
|
l = 1;
|
|
}
|
|
l += n.length + 2;
|
|
if (data.member[k] === 1) {
|
|
n = '<i>' + n + '</i>';
|
|
}
|
|
if (i < a.length - 1) {
|
|
n += ', ';
|
|
}
|
|
m += n;
|
|
}
|
|
o.push(m + '<br>*/</pre>');
|
|
}
|
|
o.push('</div>');
|
|
}
|
|
}
|
|
return o.join('');
|
|
};
|
|
itself.jslint = itself;
|
|
itself.edition = '2010-01-28';
|
|
return itself;
|
|
}());
|
|
(function (a) {
|
|
var e, i;
|
|
// input will come from the env via python
|
|
if (!JSLINT(input, {
|
|
evil: true,
|
|
undef: true,
|
|
eqeqeq: true,
|
|
newcap: false,
|
|
immed: true,
|
|
indent: 2,
|
|
browser: true,
|
|
sub: true
|
|
/*
|
|
bitwise: true,
|
|
eqeqeq: true,
|
|
immed: true,
|
|
newcap: true,
|
|
nomen: true,
|
|
onevar: true,
|
|
plusplus: true,
|
|
regexp: true,
|
|
rhino: true,
|
|
undef: true,
|
|
white: true
|
|
*/
|
|
})) {
|
|
for (i = 0; i < JSLINT.errors.length; i += 1) {
|
|
e = JSLINT.errors[i];
|
|
if (e) {
|
|
print('Lint at line ' + e.line + ' character ' + e.character + ': ' + e.reason);
|
|
print((e.evidence || '').replace(/^\s*(\S*(\s+\S+)*)\s*$/, "$1"));
|
|
print('');
|
|
}
|
|
}
|
|
} else {
|
|
print("jslint: No problems found in " + a[0]);
|
|
}
|
|
}(arguments));
|