From c77b9d63d2eb4a58711bff76bd3a2118df92706c Mon Sep 17 00:00:00 2001 From: Sven Slootweg Date: Fri, 24 Apr 2015 00:44:15 +0200 Subject: [PATCH] Don't log "connection reset" errors --- app.coffee | 5 + public/js/bundle.js | 17518 +++++++++++++++++++++--------------------- 2 files changed, 8764 insertions(+), 8759 deletions(-) diff --git a/app.coffee b/app.coffee index a87729c..d9e1d10 100644 --- a/app.coffee +++ b/app.coffee @@ -6,6 +6,11 @@ domain = require "domain" app = express() reportError = (err, type = "error", sync = false) -> + if err.code == "ECONNRESET" + # We're not interested in these for now, they're just aborted requests. + # TODO: Investigate whether there may also be other scenarios where an ECONNRESET is raised. + return + errorPayload = {} Object.getOwnPropertyNames(err).forEach (key) -> diff --git a/public/js/bundle.js b/public/js/bundle.js index 8ff9301..9f47148 100644 --- a/public/js/bundle.js +++ b/public/js/bundle.js @@ -54,11 +54,11 @@ __webpack_require__(4); - $ = __webpack_require__(6); + $ = __webpack_require__(8); autosize = __webpack_require__(7); - marked = __webpack_require__(8); + marked = __webpack_require__(6); scrollFloat = __webpack_require__(5); @@ -86,7 +86,7 @@ var $, data_object, filePicked, prettyUnits, reinitializeUploader, triggerError, updateUploadProgress, uploadDone; - $ = __webpack_require__(6); + $ = __webpack_require__(8); prettyUnits = __webpack_require__(9); @@ -252,7 +252,7 @@ var $, castBoolean, updateEmbedCode; - $ = __webpack_require__(6); + $ = __webpack_require__(8); castBoolean = function(value) { if (value === true) { @@ -289,7 +289,7 @@ var $; - $ = __webpack_require__(6); + $ = __webpack_require__(8); __webpack_require__(11); @@ -414,7 +414,7 @@ var $; - $ = __webpack_require__(6); + $ = __webpack_require__(8); $(function() { $(".popup").hide(); @@ -438,7 +438,7 @@ var $; - $ = __webpack_require__(6); + $ = __webpack_require__(8); module.exports = function(jqueryObj) { return jqueryObj.each(function() { @@ -493,10679 +493,10679 @@ /* 6 */ /***/ function(module, exports, __webpack_require__) { - var __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;/*! - * jQuery JavaScript Library v2.1.3 - * http://jquery.com/ - * - * Includes Sizzle.js - * http://sizzlejs.com/ - * - * Copyright 2005, 2014 jQuery Foundation, Inc. and other contributors - * Released under the MIT license - * http://jquery.org/license - * - * Date: 2014-12-18T15:11Z + /* WEBPACK VAR INJECTION */(function(global) {/** + * marked - a markdown parser + * Copyright (c) 2011-2014, Christopher Jeffrey. (MIT Licensed) + * https://github.com/chjj/marked */ - (function( global, factory ) { + ;(function() { - if ( typeof module === "object" && typeof module.exports === "object" ) { - // For CommonJS and CommonJS-like environments where a proper `window` - // is present, execute the factory and get jQuery. - // For environments that do not have a `window` with a `document` - // (such as Node.js), expose a factory as module.exports. - // This accentuates the need for the creation of a real `window`. - // e.g. var jQuery = require("jquery")(window); - // See ticket #14549 for more info. - module.exports = global.document ? - factory( global, true ) : - function( w ) { - if ( !w.document ) { - throw new Error( "jQuery requires a window with a document" ); - } - return factory( w ); - }; - } else { - factory( global ); - } + /** + * Block-Level Grammar + */ - // Pass this if window is not defined yet - }(typeof window !== "undefined" ? window : this, function( window, noGlobal ) { + var block = { + newline: /^\n+/, + code: /^( {4}[^\n]+\n*)+/, + fences: noop, + hr: /^( *[-*_]){3,} *(?:\n+|$)/, + heading: /^ *(#{1,6}) *([^\n]+?) *#* *(?:\n+|$)/, + nptable: noop, + lheading: /^([^\n]+)\n *(=|-){2,} *(?:\n+|$)/, + blockquote: /^( *>[^\n]+(\n(?!def)[^\n]+)*\n*)+/, + list: /^( *)(bull) [\s\S]+?(?:hr|def|\n{2,}(?! )(?!\1bull )\n*|\s*$)/, + html: /^ *(?:comment *(?:\n|\s*$)|closed *(?:\n{2,}|\s*$)|closing *(?:\n{2,}|\s*$))/, + def: /^ *\[([^\]]+)\]: *]+)>?(?: +["(]([^\n]+)[")])? *(?:\n+|$)/, + table: noop, + paragraph: /^((?:[^\n]+\n?(?!hr|heading|lheading|blockquote|tag|def))+)\n*/, + text: /^[^\n]+/ + }; - // Support: Firefox 18+ - // Can't be in strict mode, several libs including ASP.NET trace - // the stack via arguments.caller.callee and Firefox dies if - // you try to trace through "use strict" call chains. (#13335) - // + block.bullet = /(?:[*+-]|\d+\.)/; + block.item = /^( *)(bull) [^\n]*(?:\n(?!\1bull )[^\n]*)*/; + block.item = replace(block.item, 'gm') + (/bull/g, block.bullet) + (); - var arr = []; + block.list = replace(block.list) + (/bull/g, block.bullet) + ('hr', '\\n+(?=\\1?(?:[-*_] *){3,}(?:\\n+|$))') + ('def', '\\n+(?=' + block.def.source + ')') + (); - var slice = arr.slice; + block.blockquote = replace(block.blockquote) + ('def', block.def) + (); - var concat = arr.concat; + block._tag = '(?!(?:' + + 'a|em|strong|small|s|cite|q|dfn|abbr|data|time|code' + + '|var|samp|kbd|sub|sup|i|b|u|mark|ruby|rt|rp|bdi|bdo' + + '|span|br|wbr|ins|del|img)\\b)\\w+(?!:/|[^\\w\\s@]*@)\\b'; - var push = arr.push; + block.html = replace(block.html) + ('comment', //) + ('closed', /<(tag)[\s\S]+?<\/\1>/) + ('closing', /])*?>/) + (/tag/g, block._tag) + (); - var indexOf = arr.indexOf; + block.paragraph = replace(block.paragraph) + ('hr', block.hr) + ('heading', block.heading) + ('lheading', block.lheading) + ('blockquote', block.blockquote) + ('tag', '<' + block._tag) + ('def', block.def) + (); - var class2type = {}; + /** + * Normal Block Grammar + */ - var toString = class2type.toString; + block.normal = merge({}, block); - var hasOwn = class2type.hasOwnProperty; + /** + * GFM Block Grammar + */ - var support = {}; + block.gfm = merge({}, block.normal, { + fences: /^ *(`{3,}|~{3,}) *(\S+)? *\n([\s\S]+?)\s*\1 *(?:\n+|$)/, + paragraph: /^/ + }); + block.gfm.paragraph = replace(block.paragraph) + ('(?!', '(?!' + + block.gfm.fences.source.replace('\\1', '\\2') + '|' + + block.list.source.replace('\\1', '\\3') + '|') + (); + /** + * GFM + Tables Block Grammar + */ - var - // Use the correct document accordingly with window argument (sandbox) - document = window.document, + block.tables = merge({}, block.gfm, { + nptable: /^ *(\S.*\|.*)\n *([-:]+ *\|[-| :]*)\n((?:.*\|.*(?:\n|$))*)\n*/, + table: /^ *\|(.+)\n *\|( *[-:]+[-| :]*)\n((?: *\|.*(?:\n|$))*)\n*/ + }); - version = "2.1.3", + /** + * Block Lexer + */ - // Define a local copy of jQuery - jQuery = function( selector, context ) { - // The jQuery object is actually just the init constructor 'enhanced' - // Need init if jQuery is called (just allow error to be thrown if not included) - return new jQuery.fn.init( selector, context ); - }, + function Lexer(options) { + this.tokens = []; + this.tokens.links = {}; + this.options = options || marked.defaults; + this.rules = block.normal; - // Support: Android<4.1 - // Make sure we trim BOM and NBSP - rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, + if (this.options.gfm) { + if (this.options.tables) { + this.rules = block.tables; + } else { + this.rules = block.gfm; + } + } + } - // Matches dashed string for camelizing - rmsPrefix = /^-ms-/, - rdashAlpha = /-([\da-z])/gi, + /** + * Expose Block Rules + */ - // Used by jQuery.camelCase as callback to replace() - fcamelCase = function( all, letter ) { - return letter.toUpperCase(); - }; + Lexer.rules = block; - jQuery.fn = jQuery.prototype = { - // The current version of jQuery being used - jquery: version, + /** + * Static Lex Method + */ - constructor: jQuery, + Lexer.lex = function(src, options) { + var lexer = new Lexer(options); + return lexer.lex(src); + }; - // Start with an empty selector - selector: "", + /** + * Preprocessing + */ - // The default length of a jQuery object is 0 - length: 0, + Lexer.prototype.lex = function(src) { + src = src + .replace(/\r\n|\r/g, '\n') + .replace(/\t/g, ' ') + .replace(/\u00a0/g, ' ') + .replace(/\u2424/g, '\n'); - toArray: function() { - return slice.call( this ); - }, + return this.token(src, true); + }; - // Get the Nth element in the matched element set OR - // Get the whole matched element set as a clean array - get: function( num ) { - return num != null ? + /** + * Lexing + */ - // Return just the one element from the set - ( num < 0 ? this[ num + this.length ] : this[ num ] ) : + Lexer.prototype.token = function(src, top, bq) { + var src = src.replace(/^ +$/gm, '') + , next + , loose + , cap + , bull + , b + , item + , space + , i + , l; - // Return all the elements in a clean array - slice.call( this ); - }, + while (src) { + // newline + if (cap = this.rules.newline.exec(src)) { + src = src.substring(cap[0].length); + if (cap[0].length > 1) { + this.tokens.push({ + type: 'space' + }); + } + } - // Take an array of elements and push it onto the stack - // (returning the new matched element set) - pushStack: function( elems ) { + // code + if (cap = this.rules.code.exec(src)) { + src = src.substring(cap[0].length); + cap = cap[0].replace(/^ {4}/gm, ''); + this.tokens.push({ + type: 'code', + text: !this.options.pedantic + ? cap.replace(/\n+$/, '') + : cap + }); + continue; + } - // Build a new jQuery matched element set - var ret = jQuery.merge( this.constructor(), elems ); + // fences (gfm) + if (cap = this.rules.fences.exec(src)) { + src = src.substring(cap[0].length); + this.tokens.push({ + type: 'code', + lang: cap[2], + text: cap[3] + }); + continue; + } - // Add the old object onto the stack (as a reference) - ret.prevObject = this; - ret.context = this.context; - - // Return the newly-formed element set - return ret; - }, - - // Execute a callback for every element in the matched set. - // (You can seed the arguments with an array of args, but this is - // only used internally.) - each: function( callback, args ) { - return jQuery.each( this, callback, args ); - }, + // heading + if (cap = this.rules.heading.exec(src)) { + src = src.substring(cap[0].length); + this.tokens.push({ + type: 'heading', + depth: cap[1].length, + text: cap[2] + }); + continue; + } - map: function( callback ) { - return this.pushStack( jQuery.map(this, function( elem, i ) { - return callback.call( elem, i, elem ); - })); - }, + // table no leading pipe (gfm) + if (top && (cap = this.rules.nptable.exec(src))) { + src = src.substring(cap[0].length); - slice: function() { - return this.pushStack( slice.apply( this, arguments ) ); - }, + item = { + type: 'table', + header: cap[1].replace(/^ *| *\| *$/g, '').split(/ *\| */), + align: cap[2].replace(/^ *|\| *$/g, '').split(/ *\| */), + cells: cap[3].replace(/\n$/, '').split('\n') + }; - first: function() { - return this.eq( 0 ); - }, + for (i = 0; i < item.align.length; i++) { + if (/^ *-+: *$/.test(item.align[i])) { + item.align[i] = 'right'; + } else if (/^ *:-+: *$/.test(item.align[i])) { + item.align[i] = 'center'; + } else if (/^ *:-+ *$/.test(item.align[i])) { + item.align[i] = 'left'; + } else { + item.align[i] = null; + } + } - last: function() { - return this.eq( -1 ); - }, + for (i = 0; i < item.cells.length; i++) { + item.cells[i] = item.cells[i].split(/ *\| */); + } - eq: function( i ) { - var len = this.length, - j = +i + ( i < 0 ? len : 0 ); - return this.pushStack( j >= 0 && j < len ? [ this[j] ] : [] ); - }, + this.tokens.push(item); - end: function() { - return this.prevObject || this.constructor(null); - }, + continue; + } - // For internal use only. - // Behaves like an Array's method, not like a jQuery method. - push: push, - sort: arr.sort, - splice: arr.splice - }; + // lheading + if (cap = this.rules.lheading.exec(src)) { + src = src.substring(cap[0].length); + this.tokens.push({ + type: 'heading', + depth: cap[2] === '=' ? 1 : 2, + text: cap[1] + }); + continue; + } - jQuery.extend = jQuery.fn.extend = function() { - var options, name, src, copy, copyIsArray, clone, - target = arguments[0] || {}, - i = 1, - length = arguments.length, - deep = false; + // hr + if (cap = this.rules.hr.exec(src)) { + src = src.substring(cap[0].length); + this.tokens.push({ + type: 'hr' + }); + continue; + } - // Handle a deep copy situation - if ( typeof target === "boolean" ) { - deep = target; + // blockquote + if (cap = this.rules.blockquote.exec(src)) { + src = src.substring(cap[0].length); - // Skip the boolean and the target - target = arguments[ i ] || {}; - i++; - } + this.tokens.push({ + type: 'blockquote_start' + }); - // Handle case when target is a string or something (possible in deep copy) - if ( typeof target !== "object" && !jQuery.isFunction(target) ) { - target = {}; - } + cap = cap[0].replace(/^ *> ?/gm, ''); - // Extend jQuery itself if only one argument is passed - if ( i === length ) { - target = this; - i--; - } + // Pass `top` to keep the current + // "toplevel" state. This is exactly + // how markdown.pl works. + this.token(cap, top, true); - for ( ; i < length; i++ ) { - // Only deal with non-null/undefined values - if ( (options = arguments[ i ]) != null ) { - // Extend the base object - for ( name in options ) { - src = target[ name ]; - copy = options[ name ]; + this.tokens.push({ + type: 'blockquote_end' + }); - // Prevent never-ending loop - if ( target === copy ) { - continue; - } + continue; + } - // Recurse if we're merging plain objects or arrays - if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) { - if ( copyIsArray ) { - copyIsArray = false; - clone = src && jQuery.isArray(src) ? src : []; + // list + if (cap = this.rules.list.exec(src)) { + src = src.substring(cap[0].length); + bull = cap[2]; - } else { - clone = src && jQuery.isPlainObject(src) ? src : {}; - } + this.tokens.push({ + type: 'list_start', + ordered: bull.length > 1 + }); - // Never move original objects, clone them - target[ name ] = jQuery.extend( deep, clone, copy ); + // Get each top-level item. + cap = cap[0].match(this.rules.item); - // Don't bring in undefined values - } else if ( copy !== undefined ) { - target[ name ] = copy; - } - } - } - } + next = false; + l = cap.length; + i = 0; - // Return the modified object - return target; - }; + for (; i < l; i++) { + item = cap[i]; - jQuery.extend({ - // Unique for each copy of jQuery on the page - expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ), + // Remove the list item's bullet + // so it is seen as the next token. + space = item.length; + item = item.replace(/^ *([*+-]|\d+\.) +/, ''); - // Assume jQuery is ready without the ready module - isReady: true, + // Outdent whatever the + // list item contains. Hacky. + if (~item.indexOf('\n ')) { + space -= item.length; + item = !this.options.pedantic + ? item.replace(new RegExp('^ {1,' + space + '}', 'gm'), '') + : item.replace(/^ {1,4}/gm, ''); + } - error: function( msg ) { - throw new Error( msg ); - }, + // Determine whether the next list item belongs here. + // Backpedal if it does not belong in this list. + if (this.options.smartLists && i !== l - 1) { + b = block.bullet.exec(cap[i + 1])[0]; + if (bull !== b && !(bull.length > 1 && b.length > 1)) { + src = cap.slice(i + 1).join('\n') + src; + i = l - 1; + } + } - noop: function() {}, + // Determine whether item is loose or not. + // Use: /(^|\n)(?! )[^\n]+\n\n(?!\s*$)/ + // for discount behavior. + loose = next || /\n\n(?!\s*$)/.test(item); + if (i !== l - 1) { + next = item.charAt(item.length - 1) === '\n'; + if (!loose) loose = next; + } - isFunction: function( obj ) { - return jQuery.type(obj) === "function"; - }, + this.tokens.push({ + type: loose + ? 'loose_item_start' + : 'list_item_start' + }); - isArray: Array.isArray, + // Recurse. + this.token(item, false, bq); - isWindow: function( obj ) { - return obj != null && obj === obj.window; - }, + this.tokens.push({ + type: 'list_item_end' + }); + } - isNumeric: function( obj ) { - // parseFloat NaNs numeric-cast false positives (null|true|false|"") - // ...but misinterprets leading-number strings, particularly hex literals ("0x...") - // subtraction forces infinities to NaN - // adding 1 corrects loss of precision from parseFloat (#15100) - return !jQuery.isArray( obj ) && (obj - parseFloat( obj ) + 1) >= 0; - }, + this.tokens.push({ + type: 'list_end' + }); - isPlainObject: function( obj ) { - // Not plain objects: - // - Any object or value whose internal [[Class]] property is not "[object Object]" - // - DOM nodes - // - window - if ( jQuery.type( obj ) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) { - return false; - } + continue; + } - if ( obj.constructor && - !hasOwn.call( obj.constructor.prototype, "isPrototypeOf" ) ) { - return false; - } + // html + if (cap = this.rules.html.exec(src)) { + src = src.substring(cap[0].length); + this.tokens.push({ + type: this.options.sanitize + ? 'paragraph' + : 'html', + pre: cap[1] === 'pre' || cap[1] === 'script' || cap[1] === 'style', + text: cap[0] + }); + continue; + } - // If the function hasn't returned already, we're confident that - // |obj| is a plain object, created by {} or constructed with new Object - return true; - }, + // def + if ((!bq && top) && (cap = this.rules.def.exec(src))) { + src = src.substring(cap[0].length); + this.tokens.links[cap[1].toLowerCase()] = { + href: cap[2], + title: cap[3] + }; + continue; + } - isEmptyObject: function( obj ) { - var name; - for ( name in obj ) { - return false; - } - return true; - }, + // table (gfm) + if (top && (cap = this.rules.table.exec(src))) { + src = src.substring(cap[0].length); - type: function( obj ) { - if ( obj == null ) { - return obj + ""; - } - // Support: Android<4.0, iOS<6 (functionish RegExp) - return typeof obj === "object" || typeof obj === "function" ? - class2type[ toString.call(obj) ] || "object" : - typeof obj; - }, + item = { + type: 'table', + header: cap[1].replace(/^ *| *\| *$/g, '').split(/ *\| */), + align: cap[2].replace(/^ *|\| *$/g, '').split(/ *\| */), + cells: cap[3].replace(/(?: *\| *)?\n$/, '').split('\n') + }; - // Evaluates a script in a global context - globalEval: function( code ) { - var script, - indirect = eval; + for (i = 0; i < item.align.length; i++) { + if (/^ *-+: *$/.test(item.align[i])) { + item.align[i] = 'right'; + } else if (/^ *:-+: *$/.test(item.align[i])) { + item.align[i] = 'center'; + } else if (/^ *:-+ *$/.test(item.align[i])) { + item.align[i] = 'left'; + } else { + item.align[i] = null; + } + } - code = jQuery.trim( code ); + for (i = 0; i < item.cells.length; i++) { + item.cells[i] = item.cells[i] + .replace(/^ *\| *| *\| *$/g, '') + .split(/ *\| */); + } - if ( code ) { - // If the code includes a valid, prologue position - // strict mode pragma, execute code by injecting a - // script tag into the document. - if ( code.indexOf("use strict") === 1 ) { - script = document.createElement("script"); - script.text = code; - document.head.appendChild( script ).parentNode.removeChild( script ); - } else { - // Otherwise, avoid the DOM node creation, insertion - // and removal by using an indirect global eval - indirect( code ); - } - } - }, + this.tokens.push(item); - // Convert dashed to camelCase; used by the css and data modules - // Support: IE9-11+ - // Microsoft forgot to hump their vendor prefix (#9572) - camelCase: function( string ) { - return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); - }, + continue; + } - nodeName: function( elem, name ) { - return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); - }, + // top-level paragraph + if (top && (cap = this.rules.paragraph.exec(src))) { + src = src.substring(cap[0].length); + this.tokens.push({ + type: 'paragraph', + text: cap[1].charAt(cap[1].length - 1) === '\n' + ? cap[1].slice(0, -1) + : cap[1] + }); + continue; + } - // args is for internal usage only - each: function( obj, callback, args ) { - var value, - i = 0, - length = obj.length, - isArray = isArraylike( obj ); + // text + if (cap = this.rules.text.exec(src)) { + // Top-level should never reach here. + src = src.substring(cap[0].length); + this.tokens.push({ + type: 'text', + text: cap[0] + }); + continue; + } - if ( args ) { - if ( isArray ) { - for ( ; i < length; i++ ) { - value = callback.apply( obj[ i ], args ); + if (src) { + throw new + Error('Infinite loop on byte: ' + src.charCodeAt(0)); + } + } - if ( value === false ) { - break; - } - } - } else { - for ( i in obj ) { - value = callback.apply( obj[ i ], args ); + return this.tokens; + }; - if ( value === false ) { - break; - } - } - } + /** + * Inline-Level Grammar + */ - // A special, fast, case for the most common use of each - } else { - if ( isArray ) { - for ( ; i < length; i++ ) { - value = callback.call( obj[ i ], i, obj[ i ] ); + var inline = { + escape: /^\\([\\`*{}\[\]()#+\-.!_>])/, + autolink: /^<([^ >]+(@|:\/)[^ >]+)>/, + url: noop, + tag: /^|^<\/?\w+(?:"[^"]*"|'[^']*'|[^'">])*?>/, + link: /^!?\[(inside)\]\(href\)/, + reflink: /^!?\[(inside)\]\s*\[([^\]]*)\]/, + nolink: /^!?\[((?:\[[^\]]*\]|[^\[\]])*)\]/, + strong: /^__([\s\S]+?)__(?!_)|^\*\*([\s\S]+?)\*\*(?!\*)/, + em: /^\b_((?:__|[\s\S])+?)_\b|^\*((?:\*\*|[\s\S])+?)\*(?!\*)/, + code: /^(`+)\s*([\s\S]*?[^`])\s*\1(?!`)/, + br: /^ {2,}\n(?!\s*$)/, + del: noop, + text: /^[\s\S]+?(?=[\\?(?:\s+['"]([\s\S]*?)['"])?\s*/; - if ( value === false ) { - break; - } - } - } - } + inline.link = replace(inline.link) + ('inside', inline._inside) + ('href', inline._href) + (); - return obj; - }, + inline.reflink = replace(inline.reflink) + ('inside', inline._inside) + (); - // Support: Android<4.1 - trim: function( text ) { - return text == null ? - "" : - ( text + "" ).replace( rtrim, "" ); - }, + /** + * Normal Inline Grammar + */ - // results is for internal usage only - makeArray: function( arr, results ) { - var ret = results || []; + inline.normal = merge({}, inline); - if ( arr != null ) { - if ( isArraylike( Object(arr) ) ) { - jQuery.merge( ret, - typeof arr === "string" ? - [ arr ] : arr - ); - } else { - push.call( ret, arr ); - } - } + /** + * Pedantic Inline Grammar + */ - return ret; - }, + inline.pedantic = merge({}, inline.normal, { + strong: /^__(?=\S)([\s\S]*?\S)__(?!_)|^\*\*(?=\S)([\s\S]*?\S)\*\*(?!\*)/, + em: /^_(?=\S)([\s\S]*?\S)_(?!_)|^\*(?=\S)([\s\S]*?\S)\*(?!\*)/ + }); - inArray: function( elem, arr, i ) { - return arr == null ? -1 : indexOf.call( arr, elem, i ); - }, + /** + * GFM Inline Grammar + */ - merge: function( first, second ) { - var len = +second.length, - j = 0, - i = first.length; + inline.gfm = merge({}, inline.normal, { + escape: replace(inline.escape)('])', '~|])')(), + url: /^(https?:\/\/[^\s<]+[^<.,:;"')\]\s])/, + del: /^~~(?=\S)([\s\S]*?\S)~~/, + text: replace(inline.text) + (']|', '~]|') + ('|', '|https?://|') + () + }); - for ( ; j < len; j++ ) { - first[ i++ ] = second[ j ]; - } + /** + * GFM + Line Breaks Inline Grammar + */ - first.length = i; + inline.breaks = merge({}, inline.gfm, { + br: replace(inline.br)('{2,}', '*')(), + text: replace(inline.gfm.text)('{2,}', '*')() + }); - return first; - }, + /** + * Inline Lexer & Compiler + */ - grep: function( elems, callback, invert ) { - var callbackInverse, - matches = [], - i = 0, - length = elems.length, - callbackExpect = !invert; + function InlineLexer(links, options) { + this.options = options || marked.defaults; + this.links = links; + this.rules = inline.normal; + this.renderer = this.options.renderer || new Renderer; + this.renderer.options = this.options; - // Go through the array, only saving the items - // that pass the validator function - for ( ; i < length; i++ ) { - callbackInverse = !callback( elems[ i ], i ); - if ( callbackInverse !== callbackExpect ) { - matches.push( elems[ i ] ); - } - } + if (!this.links) { + throw new + Error('Tokens array requires a `links` property.'); + } - return matches; - }, + if (this.options.gfm) { + if (this.options.breaks) { + this.rules = inline.breaks; + } else { + this.rules = inline.gfm; + } + } else if (this.options.pedantic) { + this.rules = inline.pedantic; + } + } - // arg is for internal usage only - map: function( elems, callback, arg ) { - var value, - i = 0, - length = elems.length, - isArray = isArraylike( elems ), - ret = []; + /** + * Expose Inline Rules + */ - // Go through the array, translating each of the items to their new values - if ( isArray ) { - for ( ; i < length; i++ ) { - value = callback( elems[ i ], i, arg ); + InlineLexer.rules = inline; - if ( value != null ) { - ret.push( value ); - } - } + /** + * Static Lexing/Compiling Method + */ - // Go through every key on the object, - } else { - for ( i in elems ) { - value = callback( elems[ i ], i, arg ); + InlineLexer.output = function(src, links, options) { + var inline = new InlineLexer(links, options); + return inline.output(src); + }; - if ( value != null ) { - ret.push( value ); - } - } - } + /** + * Lexing/Compiling + */ - // Flatten any nested arrays - return concat.apply( [], ret ); - }, + InlineLexer.prototype.output = function(src) { + var out = '' + , link + , text + , href + , cap; - // A global GUID counter for objects - guid: 1, + while (src) { + // escape + if (cap = this.rules.escape.exec(src)) { + src = src.substring(cap[0].length); + out += cap[1]; + continue; + } - // Bind a function to a context, optionally partially applying any - // arguments. - proxy: function( fn, context ) { - var tmp, args, proxy; + // autolink + if (cap = this.rules.autolink.exec(src)) { + src = src.substring(cap[0].length); + if (cap[2] === '@') { + text = cap[1].charAt(6) === ':' + ? this.mangle(cap[1].substring(7)) + : this.mangle(cap[1]); + href = this.mangle('mailto:') + text; + } else { + text = escape(cap[1]); + href = text; + } + out += this.renderer.link(href, null, text); + continue; + } - if ( typeof context === "string" ) { - tmp = fn[ context ]; - context = fn; - fn = tmp; - } + // url (gfm) + if (!this.inLink && (cap = this.rules.url.exec(src))) { + src = src.substring(cap[0].length); + text = escape(cap[1]); + href = text; + out += this.renderer.link(href, null, text); + continue; + } - // Quick check to determine if target is callable, in the spec - // this throws a TypeError, but we will just return undefined. - if ( !jQuery.isFunction( fn ) ) { - return undefined; - } + // tag + if (cap = this.rules.tag.exec(src)) { + if (!this.inLink && /^/i.test(cap[0])) { + this.inLink = false; + } + src = src.substring(cap[0].length); + out += this.options.sanitize + ? escape(cap[0]) + : cap[0]; + continue; + } - // Simulated bind - args = slice.call( arguments, 2 ); - proxy = function() { - return fn.apply( context || this, args.concat( slice.call( arguments ) ) ); - }; + // link + if (cap = this.rules.link.exec(src)) { + src = src.substring(cap[0].length); + this.inLink = true; + out += this.outputLink(cap, { + href: cap[2], + title: cap[3] + }); + this.inLink = false; + continue; + } - // Set the guid of unique handler to the same of original handler, so it can be removed - proxy.guid = fn.guid = fn.guid || jQuery.guid++; + // reflink, nolink + if ((cap = this.rules.reflink.exec(src)) + || (cap = this.rules.nolink.exec(src))) { + src = src.substring(cap[0].length); + link = (cap[2] || cap[1]).replace(/\s+/g, ' '); + link = this.links[link.toLowerCase()]; + if (!link || !link.href) { + out += cap[0].charAt(0); + src = cap[0].substring(1) + src; + continue; + } + this.inLink = true; + out += this.outputLink(cap, link); + this.inLink = false; + continue; + } - return proxy; - }, + // strong + if (cap = this.rules.strong.exec(src)) { + src = src.substring(cap[0].length); + out += this.renderer.strong(this.output(cap[2] || cap[1])); + continue; + } - now: Date.now, + // em + if (cap = this.rules.em.exec(src)) { + src = src.substring(cap[0].length); + out += this.renderer.em(this.output(cap[2] || cap[1])); + continue; + } - // jQuery.support is not used in Core but other projects attach their - // properties to it so it needs to exist. - support: support - }); + // code + if (cap = this.rules.code.exec(src)) { + src = src.substring(cap[0].length); + out += this.renderer.codespan(escape(cap[2], true)); + continue; + } - // Populate the class2type map - jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) { - class2type[ "[object " + name + "]" ] = name.toLowerCase(); - }); + // br + if (cap = this.rules.br.exec(src)) { + src = src.substring(cap[0].length); + out += this.renderer.br(); + continue; + } - function isArraylike( obj ) { - var length = obj.length, - type = jQuery.type( obj ); + // del (gfm) + if (cap = this.rules.del.exec(src)) { + src = src.substring(cap[0].length); + out += this.renderer.del(this.output(cap[1])); + continue; + } - if ( type === "function" || jQuery.isWindow( obj ) ) { - return false; - } + // text + if (cap = this.rules.text.exec(src)) { + src = src.substring(cap[0].length); + out += escape(this.smartypants(cap[0])); + continue; + } - if ( obj.nodeType === 1 && length ) { - return true; - } + if (src) { + throw new + Error('Infinite loop on byte: ' + src.charCodeAt(0)); + } + } - return type === "array" || length === 0 || - typeof length === "number" && length > 0 && ( length - 1 ) in obj; - } - var Sizzle = - /*! - * Sizzle CSS Selector Engine v2.2.0-pre - * http://sizzlejs.com/ - * - * Copyright 2008, 2014 jQuery Foundation, Inc. and other contributors - * Released under the MIT license - * http://jquery.org/license - * - * Date: 2014-12-16 + return out; + }; + + /** + * Compile Link */ - (function( window ) { - var i, - support, - Expr, - getText, - isXML, - tokenize, - compile, - select, - outermostContext, - sortInput, - hasDuplicate, + InlineLexer.prototype.outputLink = function(cap, link) { + var href = escape(link.href) + , title = link.title ? escape(link.title) : null; - // Local document vars - setDocument, - document, - docElem, - documentIsHTML, - rbuggyQSA, - rbuggyMatches, - matches, - contains, + return cap[0].charAt(0) !== '!' + ? this.renderer.link(href, title, this.output(cap[1])) + : this.renderer.image(href, title, escape(cap[1])); + }; - // Instance-specific data - expando = "sizzle" + 1 * new Date(), - preferredDoc = window.document, - dirruns = 0, - done = 0, - classCache = createCache(), - tokenCache = createCache(), - compilerCache = createCache(), - sortOrder = function( a, b ) { - if ( a === b ) { - hasDuplicate = true; - } - return 0; - }, + /** + * Smartypants Transformations + */ - // General-purpose constants - MAX_NEGATIVE = 1 << 31, + InlineLexer.prototype.smartypants = function(text) { + if (!this.options.smartypants) return text; + return text + // em-dashes + .replace(/--/g, '\u2014') + // opening singles + .replace(/(^|[-\u2014/(\[{"\s])'/g, '$1\u2018') + // closing singles & apostrophes + .replace(/'/g, '\u2019') + // opening doubles + .replace(/(^|[-\u2014/(\[{\u2018\s])"/g, '$1\u201c') + // closing doubles + .replace(/"/g, '\u201d') + // ellipses + .replace(/\.{3}/g, '\u2026'); + }; - // Instance methods - hasOwn = ({}).hasOwnProperty, - arr = [], - pop = arr.pop, - push_native = arr.push, - push = arr.push, - slice = arr.slice, - // Use a stripped-down indexOf as it's faster than native - // http://jsperf.com/thor-indexof-vs-for/5 - indexOf = function( list, elem ) { - var i = 0, - len = list.length; - for ( ; i < len; i++ ) { - if ( list[i] === elem ) { - return i; - } - } - return -1; - }, + /** + * Mangle Links + */ - booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped", + InlineLexer.prototype.mangle = function(text) { + var out = '' + , l = text.length + , i = 0 + , ch; - // Regular expressions + for (; i < l; i++) { + ch = text.charCodeAt(i); + if (Math.random() > 0.5) { + ch = 'x' + ch.toString(16); + } + out += '&#' + ch + ';'; + } - // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace - whitespace = "[\\x20\\t\\r\\n\\f]", - // http://www.w3.org/TR/css3-syntax/#characters - characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+", + return out; + }; - // Loosely modeled on CSS identifier characters - // An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors - // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier - identifier = characterEncoding.replace( "w", "w#" ), + /** + * Renderer + */ - // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors - attributes = "\\[" + whitespace + "*(" + characterEncoding + ")(?:" + whitespace + - // Operator (capture 2) - "*([*^$|!~]?=)" + whitespace + - // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]" - "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace + - "*\\]", + function Renderer(options) { + this.options = options || {}; + } - pseudos = ":(" + characterEncoding + ")(?:\\((" + - // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments: - // 1. quoted (capture 3; capture 4 or capture 5) - "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" + - // 2. simple (capture 6) - "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" + - // 3. anything else (capture 2) - ".*" + - ")\\)|)", + Renderer.prototype.code = function(code, lang, escaped) { + if (this.options.highlight) { + var out = this.options.highlight(code, lang); + if (out != null && out !== code) { + escaped = true; + code = out; + } + } - // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter - rwhitespace = new RegExp( whitespace + "+", "g" ), - rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), + if (!lang) { + return '
'
+	      + (escaped ? code : escape(code, true))
+	      + '\n
'; + } - rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), - rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ), + return '
'
+	    + (escaped ? code : escape(code, true))
+	    + '\n
\n'; + }; - rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g" ), + Renderer.prototype.blockquote = function(quote) { + return '
\n' + quote + '
\n'; + }; - rpseudo = new RegExp( pseudos ), - ridentifier = new RegExp( "^" + identifier + "$" ), + Renderer.prototype.html = function(html) { + return html; + }; - matchExpr = { - "ID": new RegExp( "^#(" + characterEncoding + ")" ), - "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ), - "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ), - "ATTR": new RegExp( "^" + attributes ), - "PSEUDO": new RegExp( "^" + pseudos ), - "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace + - "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace + - "*(\\d+)|))" + whitespace + "*\\)|)", "i" ), - "bool": new RegExp( "^(?:" + booleans + ")$", "i" ), - // For use in libraries implementing .is() - // We use this for POS matching in `select` - "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + - whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" ) - }, + Renderer.prototype.heading = function(text, level, raw) { + return '' + + text + + '\n'; + }; - rinputs = /^(?:input|select|textarea|button)$/i, - rheader = /^h\d$/i, + Renderer.prototype.hr = function() { + return this.options.xhtml ? '
\n' : '
\n'; + }; - rnative = /^[^{]+\{\s*\[native \w/, + Renderer.prototype.list = function(body, ordered) { + var type = ordered ? 'ol' : 'ul'; + return '<' + type + '>\n' + body + '\n'; + }; - // Easily-parseable/retrievable ID or TAG or CLASS selectors - rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/, + Renderer.prototype.listitem = function(text) { + return '
  • ' + text + '
  • \n'; + }; - rsibling = /[+~]/, - rescape = /'|\\/g, + Renderer.prototype.paragraph = function(text) { + return '

    ' + text + '

    \n'; + }; - // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters - runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ), - funescape = function( _, escaped, escapedWhitespace ) { - var high = "0x" + escaped - 0x10000; - // NaN means non-codepoint - // Support: Firefox<24 - // Workaround erroneous numeric interpretation of +"0x" - return high !== high || escapedWhitespace ? - escaped : - high < 0 ? - // BMP codepoint - String.fromCharCode( high + 0x10000 ) : - // Supplemental Plane codepoint (surrogate pair) - String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); - }, + Renderer.prototype.table = function(header, body) { + return '\n' + + '\n' + + header + + '\n' + + '\n' + + body + + '\n' + + '
    \n'; + }; - // Used for iframes - // See setDocument() - // Removing the function wrapper causes a "Permission Denied" - // error in IE - unloadHandler = function() { - setDocument(); - }; + Renderer.prototype.tablerow = function(content) { + return '\n' + content + '\n'; + }; - // Optimize for push.apply( _, NodeList ) - try { - push.apply( - (arr = slice.call( preferredDoc.childNodes )), - preferredDoc.childNodes - ); - // Support: Android<4.0 - // Detect silently failing push.apply - arr[ preferredDoc.childNodes.length ].nodeType; - } catch ( e ) { - push = { apply: arr.length ? + Renderer.prototype.tablecell = function(content, flags) { + var type = flags.header ? 'th' : 'td'; + var tag = flags.align + ? '<' + type + ' style="text-align:' + flags.align + '">' + : '<' + type + '>'; + return tag + content + '\n'; + }; - // Leverage slice if possible - function( target, els ) { - push_native.apply( target, slice.call(els) ); - } : + // span level renderer + Renderer.prototype.strong = function(text) { + return '' + text + ''; + }; - // Support: IE<9 - // Otherwise append directly - function( target, els ) { - var j = target.length, - i = 0; - // Can't trust NodeList.length - while ( (target[j++] = els[i++]) ) {} - target.length = j - 1; - } - }; - } + Renderer.prototype.em = function(text) { + return '' + text + ''; + }; - function Sizzle( selector, context, results, seed ) { - var match, elem, m, nodeType, - // QSA vars - i, groups, old, nid, newContext, newSelector; + Renderer.prototype.codespan = function(text) { + return '' + text + ''; + }; - if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) { - setDocument( context ); - } + Renderer.prototype.br = function() { + return this.options.xhtml ? '
    ' : '
    '; + }; - context = context || document; - results = results || []; - nodeType = context.nodeType; + Renderer.prototype.del = function(text) { + return '' + text + ''; + }; - if ( typeof selector !== "string" || !selector || - nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) { + Renderer.prototype.link = function(href, title, text) { + if (this.options.sanitize) { + try { + var prot = decodeURIComponent(unescape(href)) + .replace(/[^\w:]/g, '') + .toLowerCase(); + } catch (e) { + return ''; + } + if (prot.indexOf('javascript:') === 0 || prot.indexOf('vbscript:') === 0) { + return ''; + } + } + var out = '
    '; + return out; + }; - return results; - } + Renderer.prototype.image = function(href, title, text) { + var out = '' + text + '' : '>'; + return out; + }; - if ( !seed && documentIsHTML ) { + /** + * Parsing & Compiling + */ - // Try to shortcut find operations when possible (e.g., not under DocumentFragment) - if ( nodeType !== 11 && (match = rquickExpr.exec( selector )) ) { - // Speed-up: Sizzle("#ID") - if ( (m = match[1]) ) { - if ( nodeType === 9 ) { - elem = context.getElementById( m ); - // Check parentNode to catch when Blackberry 4.6 returns - // nodes that are no longer in the document (jQuery #6963) - if ( elem && elem.parentNode ) { - // Handle the case where IE, Opera, and Webkit return items - // by name instead of ID - if ( elem.id === m ) { - results.push( elem ); - return results; - } - } else { - return results; - } - } else { - // Context is not a document - if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) && - contains( context, elem ) && elem.id === m ) { - results.push( elem ); - return results; - } - } + function Parser(options) { + this.tokens = []; + this.token = null; + this.options = options || marked.defaults; + this.options.renderer = this.options.renderer || new Renderer; + this.renderer = this.options.renderer; + this.renderer.options = this.options; + } - // Speed-up: Sizzle("TAG") - } else if ( match[2] ) { - push.apply( results, context.getElementsByTagName( selector ) ); - return results; + /** + * Static Parse Method + */ - // Speed-up: Sizzle(".CLASS") - } else if ( (m = match[3]) && support.getElementsByClassName ) { - push.apply( results, context.getElementsByClassName( m ) ); - return results; - } - } + Parser.parse = function(src, options, renderer) { + var parser = new Parser(options, renderer); + return parser.parse(src); + }; - // QSA path - if ( support.qsa && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) { - nid = old = expando; - newContext = context; - newSelector = nodeType !== 1 && selector; + /** + * Parse Loop + */ - // qSA works strangely on Element-rooted queries - // We can work around this by specifying an extra ID on the root - // and working up from there (Thanks to Andrew Dupont for the technique) - // IE 8 doesn't work on object elements - if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) { - groups = tokenize( selector ); + Parser.prototype.parse = function(src) { + this.inline = new InlineLexer(src.links, this.options, this.renderer); + this.tokens = src.reverse(); - if ( (old = context.getAttribute("id")) ) { - nid = old.replace( rescape, "\\$&" ); - } else { - context.setAttribute( "id", nid ); - } - nid = "[id='" + nid + "'] "; + var out = ''; + while (this.next()) { + out += this.tok(); + } - i = groups.length; - while ( i-- ) { - groups[i] = nid + toSelector( groups[i] ); - } - newContext = rsibling.test( selector ) && testContext( context.parentNode ) || context; - newSelector = groups.join(","); - } + return out; + }; - if ( newSelector ) { - try { - push.apply( results, - newContext.querySelectorAll( newSelector ) - ); - return results; - } catch(qsaError) { - } finally { - if ( !old ) { - context.removeAttribute("id"); - } - } - } - } - } + /** + * Next Token + */ - // All others - return select( selector.replace( rtrim, "$1" ), context, results, seed ); - } + Parser.prototype.next = function() { + return this.token = this.tokens.pop(); + }; /** - * Create key-value caches of limited size - * @returns {Function(string, Object)} Returns the Object data after storing it on itself with - * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength) - * deleting the oldest entry + * Preview Next Token */ - function createCache() { - var keys = []; - function cache( key, value ) { - // Use (key + " ") to avoid collision with native prototype properties (see Issue #157) - if ( keys.push( key + " " ) > Expr.cacheLength ) { - // Only keep the most recent entries - delete cache[ keys.shift() ]; - } - return (cache[ key + " " ] = value); - } - return cache; - } + Parser.prototype.peek = function() { + return this.tokens[this.tokens.length - 1] || 0; + }; /** - * Mark a function for special use by Sizzle - * @param {Function} fn The function to mark + * Parse Text Tokens */ - function markFunction( fn ) { - fn[ expando ] = true; - return fn; - } + + Parser.prototype.parseText = function() { + var body = this.token.text; + + while (this.peek().type === 'text') { + body += '\n' + this.next().text; + } + + return this.inline.output(body); + }; /** - * Support testing using an element - * @param {Function} fn Passed the created div and expects a boolean result + * Parse Current Token */ - function assert( fn ) { - var div = document.createElement("div"); - try { - return !!fn( div ); - } catch (e) { - return false; - } finally { - // Remove from its parent by default - if ( div.parentNode ) { - div.parentNode.removeChild( div ); - } - // release memory in IE - div = null; - } - } + Parser.prototype.tok = function() { + switch (this.token.type) { + case 'space': { + return ''; + } + case 'hr': { + return this.renderer.hr(); + } + case 'heading': { + return this.renderer.heading( + this.inline.output(this.token.text), + this.token.depth, + this.token.text); + } + case 'code': { + return this.renderer.code(this.token.text, + this.token.lang, + this.token.escaped); + } + case 'table': { + var header = '' + , body = '' + , i + , row + , cell + , flags + , j; - /** - * Adds the same handler for all of the specified attrs - * @param {String} attrs Pipe-separated list of attributes - * @param {Function} handler The method that will be applied - */ - function addHandle( attrs, handler ) { - var arr = attrs.split("|"), - i = attrs.length; + // header + cell = ''; + for (i = 0; i < this.token.header.length; i++) { + flags = { header: true, align: this.token.align[i] }; + cell += this.renderer.tablecell( + this.inline.output(this.token.header[i]), + { header: true, align: this.token.align[i] } + ); + } + header += this.renderer.tablerow(cell); - while ( i-- ) { - Expr.attrHandle[ arr[i] ] = handler; - } - } + for (i = 0; i < this.token.cells.length; i++) { + row = this.token.cells[i]; - /** - * Checks document order of two siblings - * @param {Element} a - * @param {Element} b - * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b - */ - function siblingCheck( a, b ) { - var cur = b && a, - diff = cur && a.nodeType === 1 && b.nodeType === 1 && - ( ~b.sourceIndex || MAX_NEGATIVE ) - - ( ~a.sourceIndex || MAX_NEGATIVE ); + cell = ''; + for (j = 0; j < row.length; j++) { + cell += this.renderer.tablecell( + this.inline.output(row[j]), + { header: false, align: this.token.align[j] } + ); + } - // Use IE sourceIndex if available on both nodes - if ( diff ) { - return diff; - } + body += this.renderer.tablerow(cell); + } + return this.renderer.table(header, body); + } + case 'blockquote_start': { + var body = ''; - // Check if b follows a - if ( cur ) { - while ( (cur = cur.nextSibling) ) { - if ( cur === b ) { - return -1; - } - } - } + while (this.next().type !== 'blockquote_end') { + body += this.tok(); + } - return a ? 1 : -1; - } + return this.renderer.blockquote(body); + } + case 'list_start': { + var body = '' + , ordered = this.token.ordered; - /** - * Returns a function to use in pseudos for input types - * @param {String} type - */ - function createInputPseudo( type ) { - return function( elem ) { - var name = elem.nodeName.toLowerCase(); - return name === "input" && elem.type === type; - }; - } + while (this.next().type !== 'list_end') { + body += this.tok(); + } - /** - * Returns a function to use in pseudos for buttons - * @param {String} type - */ - function createButtonPseudo( type ) { - return function( elem ) { - var name = elem.nodeName.toLowerCase(); - return (name === "input" || name === "button") && elem.type === type; - }; - } + return this.renderer.list(body, ordered); + } + case 'list_item_start': { + var body = ''; + + while (this.next().type !== 'list_item_end') { + body += this.token.type === 'text' + ? this.parseText() + : this.tok(); + } + + return this.renderer.listitem(body); + } + case 'loose_item_start': { + var body = ''; + + while (this.next().type !== 'list_item_end') { + body += this.tok(); + } + + return this.renderer.listitem(body); + } + case 'html': { + var html = !this.token.pre && !this.options.pedantic + ? this.inline.output(this.token.text) + : this.token.text; + return this.renderer.html(html); + } + case 'paragraph': { + return this.renderer.paragraph(this.inline.output(this.token.text)); + } + case 'text': { + return this.renderer.paragraph(this.parseText()); + } + } + }; /** - * Returns a function to use in pseudos for positionals - * @param {Function} fn + * Helpers */ - function createPositionalPseudo( fn ) { - return markFunction(function( argument ) { - argument = +argument; - return markFunction(function( seed, matches ) { - var j, - matchIndexes = fn( [], seed.length, argument ), - i = matchIndexes.length; - // Match elements found at the specified indexes - while ( i-- ) { - if ( seed[ (j = matchIndexes[i]) ] ) { - seed[j] = !(matches[j] = seed[j]); - } - } - }); - }); + function escape(html, encode) { + return html + .replace(!encode ? /&(?!#?\w+;)/g : /&/g, '&') + .replace(//g, '>') + .replace(/"/g, '"') + .replace(/'/g, '''); } - /** - * Checks a node for validity as a Sizzle context - * @param {Element|Object=} context - * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value - */ - function testContext( context ) { - return context && typeof context.getElementsByTagName !== "undefined" && context; + function unescape(html) { + return html.replace(/&([#\w]+);/g, function(_, n) { + n = n.toLowerCase(); + if (n === 'colon') return ':'; + if (n.charAt(0) === '#') { + return n.charAt(1) === 'x' + ? String.fromCharCode(parseInt(n.substring(2), 16)) + : String.fromCharCode(+n.substring(1)); + } + return ''; + }); } - // Expose support vars for convenience - support = Sizzle.support = {}; + function replace(regex, opt) { + regex = regex.source; + opt = opt || ''; + return function self(name, val) { + if (!name) return new RegExp(regex, opt); + val = val.source || val; + val = val.replace(/(^|[^\[])\^/g, '$1'); + regex = regex.replace(name, val); + return self; + }; + } + + function noop() {} + noop.exec = noop; + + function merge(obj) { + var i = 1 + , target + , key; + + for (; i < arguments.length; i++) { + target = arguments[i]; + for (key in target) { + if (Object.prototype.hasOwnProperty.call(target, key)) { + obj[key] = target[key]; + } + } + } + + return obj; + } - /** - * Detects XML nodes - * @param {Element|Object} elem An element or a document - * @returns {Boolean} True iff elem is a non-HTML XML node - */ - isXML = Sizzle.isXML = function( elem ) { - // documentElement is verified for cases where it doesn't yet exist - // (such as loading iframes in IE - #4833) - var documentElement = elem && (elem.ownerDocument || elem).documentElement; - return documentElement ? documentElement.nodeName !== "HTML" : false; - }; /** - * Sets document-related variables once based on the current document - * @param {Element|Object} [doc] An element or document object to use to set the document - * @returns {Object} Returns the current document + * Marked */ - setDocument = Sizzle.setDocument = function( node ) { - var hasCompare, parent, - doc = node ? node.ownerDocument || node : preferredDoc; - // If no document and documentElement is available, return - if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) { - return document; - } + function marked(src, opt, callback) { + if (callback || typeof opt === 'function') { + if (!callback) { + callback = opt; + opt = null; + } - // Set our document - document = doc; - docElem = doc.documentElement; - parent = doc.defaultView; + opt = merge({}, marked.defaults, opt || {}); - // Support: IE>8 - // If iframe document is assigned to "document" variable and if iframe has been reloaded, - // IE will throw "permission denied" error when accessing "document" variable, see jQuery #13936 - // IE6-8 do not support the defaultView property so parent will be undefined - if ( parent && parent !== parent.top ) { - // IE11 does not have attachEvent, so all must suffer - if ( parent.addEventListener ) { - parent.addEventListener( "unload", unloadHandler, false ); - } else if ( parent.attachEvent ) { - parent.attachEvent( "onunload", unloadHandler ); - } - } + var highlight = opt.highlight + , tokens + , pending + , i = 0; - /* Support tests - ---------------------------------------------------------------------- */ - documentIsHTML = !isXML( doc ); + try { + tokens = Lexer.lex(src, opt) + } catch (e) { + return callback(e); + } - /* Attributes - ---------------------------------------------------------------------- */ + pending = tokens.length; - // Support: IE<8 - // Verify that getAttribute really returns attributes and not properties - // (excepting IE8 booleans) - support.attributes = assert(function( div ) { - div.className = "i"; - return !div.getAttribute("className"); - }); + var done = function(err) { + if (err) { + opt.highlight = highlight; + return callback(err); + } - /* getElement(s)By* - ---------------------------------------------------------------------- */ + var out; - // Check if getElementsByTagName("*") returns only elements - support.getElementsByTagName = assert(function( div ) { - div.appendChild( doc.createComment("") ); - return !div.getElementsByTagName("*").length; - }); + try { + out = Parser.parse(tokens, opt); + } catch (e) { + err = e; + } - // Support: IE<9 - support.getElementsByClassName = rnative.test( doc.getElementsByClassName ); + opt.highlight = highlight; - // Support: IE<10 - // Check if getElementById returns elements by name - // The broken getElementById methods don't pick up programatically-set names, - // so use a roundabout getElementsByName test - support.getById = assert(function( div ) { - docElem.appendChild( div ).id = expando; - return !doc.getElementsByName || !doc.getElementsByName( expando ).length; - }); + return err + ? callback(err) + : callback(null, out); + }; - // ID find and filter - if ( support.getById ) { - Expr.find["ID"] = function( id, context ) { - if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { - var m = context.getElementById( id ); - // Check parentNode to catch when Blackberry 4.6 returns - // nodes that are no longer in the document #6963 - return m && m.parentNode ? [ m ] : []; - } - }; - Expr.filter["ID"] = function( id ) { - var attrId = id.replace( runescape, funescape ); - return function( elem ) { - return elem.getAttribute("id") === attrId; - }; - }; - } else { - // Support: IE6/7 - // getElementById is not reliable as a find shortcut - delete Expr.find["ID"]; + if (!highlight || highlight.length < 3) { + return done(); + } - Expr.filter["ID"] = function( id ) { - var attrId = id.replace( runescape, funescape ); - return function( elem ) { - var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id"); - return node && node.value === attrId; - }; - }; - } + delete opt.highlight; - // Tag - Expr.find["TAG"] = support.getElementsByTagName ? - function( tag, context ) { - if ( typeof context.getElementsByTagName !== "undefined" ) { - return context.getElementsByTagName( tag ); + if (!pending) return done(); - // DocumentFragment nodes don't have gEBTN - } else if ( support.qsa ) { - return context.querySelectorAll( tag ); - } - } : + for (; i < tokens.length; i++) { + (function(token) { + if (token.type !== 'code') { + return --pending || done(); + } + return highlight(token.text, token.lang, function(err, code) { + if (err) return done(err); + if (code == null || code === token.text) { + return --pending || done(); + } + token.text = code; + token.escaped = true; + --pending || done(); + }); + })(tokens[i]); + } - function( tag, context ) { - var elem, - tmp = [], - i = 0, - // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too - results = context.getElementsByTagName( tag ); + return; + } + try { + if (opt) opt = merge({}, marked.defaults, opt); + return Parser.parse(Lexer.lex(src, opt), opt); + } catch (e) { + e.message += '\nPlease report this to https://github.com/chjj/marked.'; + if ((opt || marked.defaults).silent) { + return '

    An error occured:

    '
    +	        + escape(e.message + '', true)
    +	        + '
    '; + } + throw e; + } + } - // Filter out possible comments - if ( tag === "*" ) { - while ( (elem = results[i++]) ) { - if ( elem.nodeType === 1 ) { - tmp.push( elem ); - } - } + /** + * Options + */ - return tmp; - } - return results; - }; + marked.options = + marked.setOptions = function(opt) { + merge(marked.defaults, opt); + return marked; + }; - // Class - Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) { - if ( documentIsHTML ) { - return context.getElementsByClassName( className ); - } - }; + marked.defaults = { + gfm: true, + tables: true, + breaks: false, + pedantic: false, + sanitize: false, + smartLists: false, + silent: false, + highlight: null, + langPrefix: 'lang-', + smartypants: false, + headerPrefix: '', + renderer: new Renderer, + xhtml: false + }; - /* QSA/matchesSelector - ---------------------------------------------------------------------- */ + /** + * Expose + */ - // QSA and matchesSelector support + marked.Parser = Parser; + marked.parser = Parser.parse; - // matchesSelector(:active) reports false when true (IE9/Opera 11.5) - rbuggyMatches = []; + marked.Renderer = Renderer; - // qSa(:focus) reports false when true (Chrome 21) - // We allow this because of a bug in IE8/9 that throws an error - // whenever `document.activeElement` is accessed on an iframe - // So, we allow :focus to pass through QSA all the time to avoid the IE error - // See http://bugs.jquery.com/ticket/13378 - rbuggyQSA = []; + marked.Lexer = Lexer; + marked.lexer = Lexer.lex; - if ( (support.qsa = rnative.test( doc.querySelectorAll )) ) { - // Build QSA regex - // Regex strategy adopted from Diego Perini - assert(function( div ) { - // Select is set to empty string on purpose - // This is to test IE's treatment of not explicitly - // setting a boolean content attribute, - // since its presence should be enough - // http://bugs.jquery.com/ticket/12359 - docElem.appendChild( div ).innerHTML = "
    " + - ""; + marked.InlineLexer = InlineLexer; + marked.inlineLexer = InlineLexer.output; - // Support: IE8, Opera 11-12.16 - // Nothing should be selected when empty strings follow ^= or $= or *= - // The test attribute must be unknown in Opera but "safe" for WinRT - // http://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section - if ( div.querySelectorAll("[msallowcapture^='']").length ) { - rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" ); - } + marked.parse = marked; - // Support: IE8 - // Boolean attributes and "value" are not treated correctly - if ( !div.querySelectorAll("[selected]").length ) { - rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" ); - } + if (true) { + module.exports = marked; + } else if (typeof define === 'function' && define.amd) { + define(function() { return marked; }); + } else { + this.marked = marked; + } - // Support: Chrome<29, Android<4.2+, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.7+ - if ( !div.querySelectorAll( "[id~=" + expando + "-]" ).length ) { - rbuggyQSA.push("~="); - } - - // Webkit/Opera - :checked should return selected option elements - // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked - // IE8 throws error here and will not see later tests - if ( !div.querySelectorAll(":checked").length ) { - rbuggyQSA.push(":checked"); - } - - // Support: Safari 8+, iOS 8+ - // https://bugs.webkit.org/show_bug.cgi?id=136851 - // In-page `selector#id sibing-combinator selector` fails - if ( !div.querySelectorAll( "a#" + expando + "+*" ).length ) { - rbuggyQSA.push(".#.+[+~]"); - } - }); - - assert(function( div ) { - // Support: Windows 8 Native Apps - // The type and name attributes are restricted during .innerHTML assignment - var input = doc.createElement("input"); - input.setAttribute( "type", "hidden" ); - div.appendChild( input ).setAttribute( "name", "D" ); - - // Support: IE8 - // Enforce case-sensitivity of name attribute - if ( div.querySelectorAll("[name=d]").length ) { - rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" ); - } - - // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) - // IE8 throws error here and will not see later tests - if ( !div.querySelectorAll(":enabled").length ) { - rbuggyQSA.push( ":enabled", ":disabled" ); - } - - // Opera 10-11 does not throw on post-comma invalid pseudos - div.querySelectorAll("*,:x"); - rbuggyQSA.push(",.*:"); - }); - } + }).call(function() { + return this || (typeof window !== 'undefined' ? window : global); + }()); - if ( (support.matchesSelector = rnative.test( (matches = docElem.matches || - docElem.webkitMatchesSelector || - docElem.mozMatchesSelector || - docElem.oMatchesSelector || - docElem.msMatchesSelector) )) ) { + /* WEBPACK VAR INJECTION */}.call(exports, (function() { return this; }()))) - assert(function( div ) { - // Check to see if it's possible to do matchesSelector - // on a disconnected node (IE 9) - support.disconnectedMatch = matches.call( div, "div" ); +/***/ }, +/* 7 */ +/***/ function(module, exports, __webpack_require__) { - // This should fail with an exception - // Gecko does not error, returns false instead - matches.call( div, "[s!='']:x" ); - rbuggyMatches.push( "!=", pseudos ); - }); + var __WEBPACK_AMD_DEFINE_FACTORY__, __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;/*! + Autosize 3.0.0 + license: MIT + http://www.jacklmoore.com/autosize + */ + (function (global, factory) { + if (true) { + !(__WEBPACK_AMD_DEFINE_ARRAY__ = [exports, module], __WEBPACK_AMD_DEFINE_FACTORY__ = (factory), __WEBPACK_AMD_DEFINE_RESULT__ = (typeof __WEBPACK_AMD_DEFINE_FACTORY__ === 'function' ? (__WEBPACK_AMD_DEFINE_FACTORY__.apply(exports, __WEBPACK_AMD_DEFINE_ARRAY__)) : __WEBPACK_AMD_DEFINE_FACTORY__), __WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__)); + } else if (typeof exports !== 'undefined' && typeof module !== 'undefined') { + factory(exports, module); + } else { + var mod = { + exports: {} + }; + factory(mod.exports, mod); + global.autosize = mod.exports; } + })(this, function (exports, module) { + 'use strict'; - rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") ); - rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") ); + function assign(ta) { + if (!ta || !ta.nodeName || ta.nodeName !== 'TEXTAREA' || ta.hasAttribute('data-autosize-on')) { + return; + }var maxHeight; + var heightOffset; - /* Contains - ---------------------------------------------------------------------- */ - hasCompare = rnative.test( docElem.compareDocumentPosition ); + function init() { + var style = window.getComputedStyle(ta, null); - // Element contains another - // Purposefully does not implement inclusive descendent - // As in, an element does not contain itself - contains = hasCompare || rnative.test( docElem.contains ) ? - function( a, b ) { - var adown = a.nodeType === 9 ? a.documentElement : a, - bup = b && b.parentNode; - return a === bup || !!( bup && bup.nodeType === 1 && ( - adown.contains ? - adown.contains( bup ) : - a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16 - )); - } : - function( a, b ) { - if ( b ) { - while ( (b = b.parentNode) ) { - if ( b === a ) { - return true; - } - } + if (style.resize === 'vertical') { + ta.style.resize = 'none'; + } else if (style.resize === 'both') { + ta.style.resize = 'horizontal'; } - return false; - }; - /* Sorting - ---------------------------------------------------------------------- */ + // Chrome/Safari-specific fix: + // When the textarea y-over is hidden, Chrome/Safari doesn't reflow the text to account for the space + // made available by removing the scrollbar. This workaround will cause the text to reflow. + var width = ta.style.width; + ta.style.width = '0px'; + // Force reflow: + /* jshint ignore:start */ + ta.offsetWidth; + /* jshint ignore:end */ + ta.style.width = width; - // Document order sorting - sortOrder = hasCompare ? - function( a, b ) { + maxHeight = style.maxHeight !== 'none' ? parseFloat(style.maxHeight) : false; - // Flag for duplicate removal - if ( a === b ) { - hasDuplicate = true; - return 0; - } + if (style.boxSizing === 'content-box') { + heightOffset = -(parseFloat(style.paddingTop) + parseFloat(style.paddingBottom)); + } else { + heightOffset = parseFloat(style.borderTopWidth) + parseFloat(style.borderBottomWidth); + } - // Sort on method existence if only one input has compareDocumentPosition - var compare = !a.compareDocumentPosition - !b.compareDocumentPosition; - if ( compare ) { - return compare; + update(); } - // Calculate position if both inputs belong to the same document - compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ? - a.compareDocumentPosition( b ) : + function update() { + var startHeight = ta.style.height; + var htmlTop = document.documentElement.scrollTop; + var bodyTop = document.body.scrollTop; - // Otherwise we know they are disconnected - 1; + ta.style.height = 'auto'; - // Disconnected nodes - if ( compare & 1 || - (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) { + var endHeight = ta.scrollHeight + heightOffset; - // Choose the first element that is related to our preferred document - if ( a === doc || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) { - return -1; - } - if ( b === doc || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) { - return 1; + if (maxHeight !== false && maxHeight < endHeight) { + endHeight = maxHeight; + if (ta.style.overflowY !== 'scroll') { + ta.style.overflowY = 'scroll'; + } + } else if (ta.style.overflowY !== 'hidden') { + ta.style.overflowY = 'hidden'; } - // Maintain original order - return sortInput ? - ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : - 0; - } + ta.style.height = endHeight + 'px'; - return compare & 4 ? -1 : 1; - } : - function( a, b ) { - // Exit early if the nodes are identical - if ( a === b ) { - hasDuplicate = true; - return 0; - } + // prevents scroll-position jumping + document.documentElement.scrollTop = htmlTop; + document.body.scrollTop = bodyTop; - var cur, - i = 0, - aup = a.parentNode, - bup = b.parentNode, - ap = [ a ], - bp = [ b ]; + if (startHeight !== ta.style.height) { + var evt = document.createEvent('Event'); + evt.initEvent('autosize:resized', true, false); + ta.dispatchEvent(evt); + } + } - // Parentless nodes are either documents or disconnected - if ( !aup || !bup ) { - return a === doc ? -1 : - b === doc ? 1 : - aup ? -1 : - bup ? 1 : - sortInput ? - ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : - 0; + ta.addEventListener('autosize:destroy', (function (style) { + window.removeEventListener('resize', update); + ta.removeEventListener('input', update); + ta.removeEventListener('keyup', update); + ta.removeAttribute('data-autosize-on'); + ta.removeEventListener('autosize:destroy'); - // If the nodes are siblings, we can do a quick check - } else if ( aup === bup ) { - return siblingCheck( a, b ); - } + Object.keys(style).forEach(function (key) { + ta.style[key] = style[key]; + }); + }).bind(ta, { + height: ta.style.height, + overflowY: ta.style.overflowY, + resize: ta.style.resize + })); - // Otherwise we need full lists of their ancestors for comparison - cur = a; - while ( (cur = cur.parentNode) ) { - ap.unshift( cur ); - } - cur = b; - while ( (cur = cur.parentNode) ) { - bp.unshift( cur ); + // IE9 does not fire onpropertychange or oninput for deletions, + // so binding to onkeyup to catch most of those events. + // There is no way that I know of to detect something like 'cut' in IE9. + if ('onpropertychange' in ta && 'oninput' in ta) { + ta.addEventListener('keyup', update); } - // Walk down the tree looking for a discrepancy - while ( ap[i] === bp[i] ) { - i++; - } + window.addEventListener('resize', update); + ta.addEventListener('input', update); + ta.addEventListener('autosize:update', update); + ta.setAttribute('data-autosize-on', true); + ta.style.overflowY = 'hidden'; + init(); + } - return i ? - // Do a sibling check if the nodes have a common ancestor - siblingCheck( ap[i], bp[i] ) : - - // Otherwise nodes in our document sort first - ap[i] === preferredDoc ? -1 : - bp[i] === preferredDoc ? 1 : - 0; - }; - - return doc; - }; - - Sizzle.matches = function( expr, elements ) { - return Sizzle( expr, null, null, elements ); - }; - - Sizzle.matchesSelector = function( elem, expr ) { - // Set document vars if needed - if ( ( elem.ownerDocument || elem ) !== document ) { - setDocument( elem ); + function destroy(ta) { + if (!ta || !ta.nodeName || ta.nodeName !== 'TEXTAREA') { + return; + }var evt = document.createEvent('Event'); + evt.initEvent('autosize:destroy', true, false); + ta.dispatchEvent(evt); } - // Make sure that attribute selectors are quoted - expr = expr.replace( rattributeQuotes, "='$1']" ); - - if ( support.matchesSelector && documentIsHTML && - ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) && - ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) { + function update(ta) { + if (!(ta && ta.nodeName && ta.nodeName === 'TEXTAREA')) { + return; + }var evt = document.createEvent('Event'); + evt.initEvent('autosize:update', true, false); + ta.dispatchEvent(evt); + } - try { - var ret = matches.call( elem, expr ); + var autosize; - // IE 9's matchesSelector returns false on disconnected nodes - if ( ret || support.disconnectedMatch || - // As well, disconnected nodes are said to be in a document - // fragment in IE 9 - elem.document && elem.document.nodeType !== 11 ) { - return ret; + // Do nothing in IE8 or lower + if (typeof window.getComputedStyle !== 'function') { + autosize = function (el) { + return el; + }; + autosize.destroy = function (el) { + return el; + }; + autosize.update = function (el) { + return el; + }; + } else { + autosize = function (el) { + if (el && el.length) { + Array.prototype.forEach.call(el, assign); + } else if (el && el.nodeName) { + assign(el); } - } catch (e) {} + return el; + }; + autosize.destroy = function (el) { + if (el && el.length) { + Array.prototype.forEach.call(el, destroy); + } else if (el && el.nodeName) { + destroy(el); + } + return el; + }; + autosize.update = function (el) { + if (el && el.length) { + Array.prototype.forEach.call(el, update); + } else if (el && el.nodeName) { + update(el); + } + return el; + }; } - return Sizzle( expr, document, null, [ elem ] ).length > 0; - }; + module.exports = autosize; + }); - Sizzle.contains = function( context, elem ) { - // Set document vars if needed - if ( ( context.ownerDocument || context ) !== document ) { - setDocument( context ); - } - return contains( context, elem ); - }; +/***/ }, +/* 8 */ +/***/ function(module, exports, __webpack_require__) { - Sizzle.attr = function( elem, name ) { - // Set document vars if needed - if ( ( elem.ownerDocument || elem ) !== document ) { - setDocument( elem ); - } + var __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;/*! + * jQuery JavaScript Library v2.1.3 + * http://jquery.com/ + * + * Includes Sizzle.js + * http://sizzlejs.com/ + * + * Copyright 2005, 2014 jQuery Foundation, Inc. and other contributors + * Released under the MIT license + * http://jquery.org/license + * + * Date: 2014-12-18T15:11Z + */ - var fn = Expr.attrHandle[ name.toLowerCase() ], - // Don't get fooled by Object.prototype properties (jQuery #13807) - val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ? - fn( elem, name, !documentIsHTML ) : - undefined; + (function( global, factory ) { - return val !== undefined ? - val : - support.attributes || !documentIsHTML ? - elem.getAttribute( name ) : - (val = elem.getAttributeNode(name)) && val.specified ? - val.value : - null; - }; + if ( typeof module === "object" && typeof module.exports === "object" ) { + // For CommonJS and CommonJS-like environments where a proper `window` + // is present, execute the factory and get jQuery. + // For environments that do not have a `window` with a `document` + // (such as Node.js), expose a factory as module.exports. + // This accentuates the need for the creation of a real `window`. + // e.g. var jQuery = require("jquery")(window); + // See ticket #14549 for more info. + module.exports = global.document ? + factory( global, true ) : + function( w ) { + if ( !w.document ) { + throw new Error( "jQuery requires a window with a document" ); + } + return factory( w ); + }; + } else { + factory( global ); + } - Sizzle.error = function( msg ) { - throw new Error( "Syntax error, unrecognized expression: " + msg ); - }; + // Pass this if window is not defined yet + }(typeof window !== "undefined" ? window : this, function( window, noGlobal ) { - /** - * Document sorting and removing duplicates - * @param {ArrayLike} results - */ - Sizzle.uniqueSort = function( results ) { - var elem, - duplicates = [], - j = 0, - i = 0; + // Support: Firefox 18+ + // Can't be in strict mode, several libs including ASP.NET trace + // the stack via arguments.caller.callee and Firefox dies if + // you try to trace through "use strict" call chains. (#13335) + // - // Unless we *know* we can detect duplicates, assume their presence - hasDuplicate = !support.detectDuplicates; - sortInput = !support.sortStable && results.slice( 0 ); - results.sort( sortOrder ); + var arr = []; - if ( hasDuplicate ) { - while ( (elem = results[i++]) ) { - if ( elem === results[ i ] ) { - j = duplicates.push( i ); - } - } - while ( j-- ) { - results.splice( duplicates[ j ], 1 ); - } - } + var slice = arr.slice; - // Clear input after sorting to release objects - // See https://github.com/jquery/sizzle/pull/225 - sortInput = null; + var concat = arr.concat; - return results; - }; + var push = arr.push; - /** - * Utility function for retrieving the text value of an array of DOM nodes - * @param {Array|Element} elem - */ - getText = Sizzle.getText = function( elem ) { - var node, - ret = "", - i = 0, - nodeType = elem.nodeType; + var indexOf = arr.indexOf; - if ( !nodeType ) { - // If no nodeType, this is expected to be an array - while ( (node = elem[i++]) ) { - // Do not traverse comment nodes - ret += getText( node ); - } - } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { - // Use textContent for elements - // innerText usage removed for consistency of new lines (jQuery #11153) - if ( typeof elem.textContent === "string" ) { - return elem.textContent; - } else { - // Traverse its children - for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { - ret += getText( elem ); - } - } - } else if ( nodeType === 3 || nodeType === 4 ) { - return elem.nodeValue; - } - // Do not include comment or processing instruction nodes + var class2type = {}; - return ret; - }; + var toString = class2type.toString; - Expr = Sizzle.selectors = { + var hasOwn = class2type.hasOwnProperty; - // Can be adjusted by the user - cacheLength: 50, + var support = {}; - createPseudo: markFunction, - match: matchExpr, - attrHandle: {}, + var + // Use the correct document accordingly with window argument (sandbox) + document = window.document, - find: {}, + version = "2.1.3", - relative: { - ">": { dir: "parentNode", first: true }, - " ": { dir: "parentNode" }, - "+": { dir: "previousSibling", first: true }, - "~": { dir: "previousSibling" } + // Define a local copy of jQuery + jQuery = function( selector, context ) { + // The jQuery object is actually just the init constructor 'enhanced' + // Need init if jQuery is called (just allow error to be thrown if not included) + return new jQuery.fn.init( selector, context ); }, - preFilter: { - "ATTR": function( match ) { - match[1] = match[1].replace( runescape, funescape ); + // Support: Android<4.1 + // Make sure we trim BOM and NBSP + rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, - // Move the given value to match[3] whether quoted or unquoted - match[3] = ( match[3] || match[4] || match[5] || "" ).replace( runescape, funescape ); + // Matches dashed string for camelizing + rmsPrefix = /^-ms-/, + rdashAlpha = /-([\da-z])/gi, - if ( match[2] === "~=" ) { - match[3] = " " + match[3] + " "; - } + // Used by jQuery.camelCase as callback to replace() + fcamelCase = function( all, letter ) { + return letter.toUpperCase(); + }; - return match.slice( 0, 4 ); - }, + jQuery.fn = jQuery.prototype = { + // The current version of jQuery being used + jquery: version, - "CHILD": function( match ) { - /* matches from matchExpr["CHILD"] - 1 type (only|nth|...) - 2 what (child|of-type) - 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...) - 4 xn-component of xn+y argument ([+-]?\d*n|) - 5 sign of xn-component - 6 x of xn-component - 7 sign of y-component - 8 y of y-component - */ - match[1] = match[1].toLowerCase(); + constructor: jQuery, - if ( match[1].slice( 0, 3 ) === "nth" ) { - // nth-* requires argument - if ( !match[3] ) { - Sizzle.error( match[0] ); - } + // Start with an empty selector + selector: "", - // numeric x and y parameters for Expr.filter.CHILD - // remember that false/true cast respectively to 0/1 - match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) ); - match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" ); + // The default length of a jQuery object is 0 + length: 0, - // other types prohibit arguments - } else if ( match[3] ) { - Sizzle.error( match[0] ); - } + toArray: function() { + return slice.call( this ); + }, - return match; - }, + // Get the Nth element in the matched element set OR + // Get the whole matched element set as a clean array + get: function( num ) { + return num != null ? - "PSEUDO": function( match ) { - var excess, - unquoted = !match[6] && match[2]; + // Return just the one element from the set + ( num < 0 ? this[ num + this.length ] : this[ num ] ) : - if ( matchExpr["CHILD"].test( match[0] ) ) { - return null; - } + // Return all the elements in a clean array + slice.call( this ); + }, - // Accept quoted arguments as-is - if ( match[3] ) { - match[2] = match[4] || match[5] || ""; + // Take an array of elements and push it onto the stack + // (returning the new matched element set) + pushStack: function( elems ) { - // Strip excess characters from unquoted arguments - } else if ( unquoted && rpseudo.test( unquoted ) && - // Get excess from tokenize (recursively) - (excess = tokenize( unquoted, true )) && - // advance to the next closing parenthesis - (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) { + // Build a new jQuery matched element set + var ret = jQuery.merge( this.constructor(), elems ); - // excess is a negative index - match[0] = match[0].slice( 0, excess ); - match[2] = unquoted.slice( 0, excess ); - } + // Add the old object onto the stack (as a reference) + ret.prevObject = this; + ret.context = this.context; - // Return only captures needed by the pseudo filter method (type and argument) - return match.slice( 0, 3 ); - } + // Return the newly-formed element set + return ret; }, - filter: { - - "TAG": function( nodeNameSelector ) { - var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase(); - return nodeNameSelector === "*" ? - function() { return true; } : - function( elem ) { - return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; - }; - }, + // Execute a callback for every element in the matched set. + // (You can seed the arguments with an array of args, but this is + // only used internally.) + each: function( callback, args ) { + return jQuery.each( this, callback, args ); + }, - "CLASS": function( className ) { - var pattern = classCache[ className + " " ]; + map: function( callback ) { + return this.pushStack( jQuery.map(this, function( elem, i ) { + return callback.call( elem, i, elem ); + })); + }, - return pattern || - (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) && - classCache( className, function( elem ) { - return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && elem.getAttribute("class") || "" ); - }); - }, + slice: function() { + return this.pushStack( slice.apply( this, arguments ) ); + }, - "ATTR": function( name, operator, check ) { - return function( elem ) { - var result = Sizzle.attr( elem, name ); + first: function() { + return this.eq( 0 ); + }, - if ( result == null ) { - return operator === "!="; - } - if ( !operator ) { - return true; - } + last: function() { + return this.eq( -1 ); + }, - result += ""; + eq: function( i ) { + var len = this.length, + j = +i + ( i < 0 ? len : 0 ); + return this.pushStack( j >= 0 && j < len ? [ this[j] ] : [] ); + }, - return operator === "=" ? result === check : - operator === "!=" ? result !== check : - operator === "^=" ? check && result.indexOf( check ) === 0 : - operator === "*=" ? check && result.indexOf( check ) > -1 : - operator === "$=" ? check && result.slice( -check.length ) === check : - operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 : - operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" : - false; - }; - }, + end: function() { + return this.prevObject || this.constructor(null); + }, - "CHILD": function( type, what, argument, first, last ) { - var simple = type.slice( 0, 3 ) !== "nth", - forward = type.slice( -4 ) !== "last", - ofType = what === "of-type"; + // For internal use only. + // Behaves like an Array's method, not like a jQuery method. + push: push, + sort: arr.sort, + splice: arr.splice + }; - return first === 1 && last === 0 ? + jQuery.extend = jQuery.fn.extend = function() { + var options, name, src, copy, copyIsArray, clone, + target = arguments[0] || {}, + i = 1, + length = arguments.length, + deep = false; - // Shortcut for :nth-*(n) - function( elem ) { - return !!elem.parentNode; - } : + // Handle a deep copy situation + if ( typeof target === "boolean" ) { + deep = target; - function( elem, context, xml ) { - var cache, outerCache, node, diff, nodeIndex, start, - dir = simple !== forward ? "nextSibling" : "previousSibling", - parent = elem.parentNode, - name = ofType && elem.nodeName.toLowerCase(), - useCache = !xml && !ofType; + // Skip the boolean and the target + target = arguments[ i ] || {}; + i++; + } - if ( parent ) { + // Handle case when target is a string or something (possible in deep copy) + if ( typeof target !== "object" && !jQuery.isFunction(target) ) { + target = {}; + } - // :(first|last|only)-(child|of-type) - if ( simple ) { - while ( dir ) { - node = elem; - while ( (node = node[ dir ]) ) { - if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) { - return false; - } - } - // Reverse direction for :only-* (if we haven't yet done so) - start = dir = type === "only" && !start && "nextSibling"; - } - return true; - } + // Extend jQuery itself if only one argument is passed + if ( i === length ) { + target = this; + i--; + } - start = [ forward ? parent.firstChild : parent.lastChild ]; + for ( ; i < length; i++ ) { + // Only deal with non-null/undefined values + if ( (options = arguments[ i ]) != null ) { + // Extend the base object + for ( name in options ) { + src = target[ name ]; + copy = options[ name ]; - // non-xml :nth-child(...) stores cache data on `parent` - if ( forward && useCache ) { - // Seek `elem` from a previously-cached index - outerCache = parent[ expando ] || (parent[ expando ] = {}); - cache = outerCache[ type ] || []; - nodeIndex = cache[0] === dirruns && cache[1]; - diff = cache[0] === dirruns && cache[2]; - node = nodeIndex && parent.childNodes[ nodeIndex ]; + // Prevent never-ending loop + if ( target === copy ) { + continue; + } - while ( (node = ++nodeIndex && node && node[ dir ] || + // Recurse if we're merging plain objects or arrays + if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) { + if ( copyIsArray ) { + copyIsArray = false; + clone = src && jQuery.isArray(src) ? src : []; - // Fallback to seeking `elem` from the start - (diff = nodeIndex = 0) || start.pop()) ) { + } else { + clone = src && jQuery.isPlainObject(src) ? src : {}; + } - // When found, cache indexes on `parent` and break - if ( node.nodeType === 1 && ++diff && node === elem ) { - outerCache[ type ] = [ dirruns, nodeIndex, diff ]; - break; - } - } + // Never move original objects, clone them + target[ name ] = jQuery.extend( deep, clone, copy ); - // Use previously-cached element index if available - } else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) { - diff = cache[1]; + // Don't bring in undefined values + } else if ( copy !== undefined ) { + target[ name ] = copy; + } + } + } + } - // xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...) - } else { - // Use the same loop as above to seek `elem` from the start - while ( (node = ++nodeIndex && node && node[ dir ] || - (diff = nodeIndex = 0) || start.pop()) ) { + // Return the modified object + return target; + }; - if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) { - // Cache the index of each encountered element - if ( useCache ) { - (node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ]; - } + jQuery.extend({ + // Unique for each copy of jQuery on the page + expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ), - if ( node === elem ) { - break; - } - } - } - } + // Assume jQuery is ready without the ready module + isReady: true, - // Incorporate the offset, then check against cycle size - diff -= last; - return diff === first || ( diff % first === 0 && diff / first >= 0 ); - } - }; - }, + error: function( msg ) { + throw new Error( msg ); + }, - "PSEUDO": function( pseudo, argument ) { - // pseudo-class names are case-insensitive - // http://www.w3.org/TR/selectors/#pseudo-classes - // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters - // Remember that setFilters inherits from pseudos - var args, - fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] || - Sizzle.error( "unsupported pseudo: " + pseudo ); + noop: function() {}, - // The user may use createPseudo to indicate that - // arguments are needed to create the filter function - // just as Sizzle does - if ( fn[ expando ] ) { - return fn( argument ); - } + isFunction: function( obj ) { + return jQuery.type(obj) === "function"; + }, - // But maintain support for old signatures - if ( fn.length > 1 ) { - args = [ pseudo, pseudo, "", argument ]; - return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ? - markFunction(function( seed, matches ) { - var idx, - matched = fn( seed, argument ), - i = matched.length; - while ( i-- ) { - idx = indexOf( seed, matched[i] ); - seed[ idx ] = !( matches[ idx ] = matched[i] ); - } - }) : - function( elem ) { - return fn( elem, 0, args ); - }; - } + isArray: Array.isArray, - return fn; - } + isWindow: function( obj ) { + return obj != null && obj === obj.window; }, - pseudos: { - // Potentially complex pseudos - "not": markFunction(function( selector ) { - // Trim the selector passed to compile - // to avoid treating leading and trailing - // spaces as combinators - var input = [], - results = [], - matcher = compile( selector.replace( rtrim, "$1" ) ); + isNumeric: function( obj ) { + // parseFloat NaNs numeric-cast false positives (null|true|false|"") + // ...but misinterprets leading-number strings, particularly hex literals ("0x...") + // subtraction forces infinities to NaN + // adding 1 corrects loss of precision from parseFloat (#15100) + return !jQuery.isArray( obj ) && (obj - parseFloat( obj ) + 1) >= 0; + }, - return matcher[ expando ] ? - markFunction(function( seed, matches, context, xml ) { - var elem, - unmatched = matcher( seed, null, xml, [] ), - i = seed.length; + isPlainObject: function( obj ) { + // Not plain objects: + // - Any object or value whose internal [[Class]] property is not "[object Object]" + // - DOM nodes + // - window + if ( jQuery.type( obj ) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) { + return false; + } - // Match elements unmatched by `matcher` - while ( i-- ) { - if ( (elem = unmatched[i]) ) { - seed[i] = !(matches[i] = elem); - } - } - }) : - function( elem, context, xml ) { - input[0] = elem; - matcher( input, null, xml, results ); - // Don't keep the element (issue #299) - input[0] = null; - return !results.pop(); - }; - }), + if ( obj.constructor && + !hasOwn.call( obj.constructor.prototype, "isPrototypeOf" ) ) { + return false; + } - "has": markFunction(function( selector ) { - return function( elem ) { - return Sizzle( selector, elem ).length > 0; - }; - }), + // If the function hasn't returned already, we're confident that + // |obj| is a plain object, created by {} or constructed with new Object + return true; + }, - "contains": markFunction(function( text ) { - text = text.replace( runescape, funescape ); - return function( elem ) { - return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1; - }; - }), + isEmptyObject: function( obj ) { + var name; + for ( name in obj ) { + return false; + } + return true; + }, - // "Whether an element is represented by a :lang() selector - // is based solely on the element's language value - // being equal to the identifier C, - // or beginning with the identifier C immediately followed by "-". - // The matching of C against the element's language value is performed case-insensitively. - // The identifier C does not have to be a valid language name." - // http://www.w3.org/TR/selectors/#lang-pseudo - "lang": markFunction( function( lang ) { - // lang value must be a valid identifier - if ( !ridentifier.test(lang || "") ) { - Sizzle.error( "unsupported lang: " + lang ); - } - lang = lang.replace( runescape, funescape ).toLowerCase(); - return function( elem ) { - var elemLang; - do { - if ( (elemLang = documentIsHTML ? - elem.lang : - elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) { + type: function( obj ) { + if ( obj == null ) { + return obj + ""; + } + // Support: Android<4.0, iOS<6 (functionish RegExp) + return typeof obj === "object" || typeof obj === "function" ? + class2type[ toString.call(obj) ] || "object" : + typeof obj; + }, - elemLang = elemLang.toLowerCase(); - return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0; - } - } while ( (elem = elem.parentNode) && elem.nodeType === 1 ); - return false; - }; - }), + // Evaluates a script in a global context + globalEval: function( code ) { + var script, + indirect = eval; - // Miscellaneous - "target": function( elem ) { - var hash = window.location && window.location.hash; - return hash && hash.slice( 1 ) === elem.id; - }, + code = jQuery.trim( code ); - "root": function( elem ) { - return elem === docElem; - }, + if ( code ) { + // If the code includes a valid, prologue position + // strict mode pragma, execute code by injecting a + // script tag into the document. + if ( code.indexOf("use strict") === 1 ) { + script = document.createElement("script"); + script.text = code; + document.head.appendChild( script ).parentNode.removeChild( script ); + } else { + // Otherwise, avoid the DOM node creation, insertion + // and removal by using an indirect global eval + indirect( code ); + } + } + }, - "focus": function( elem ) { - return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex); - }, + // Convert dashed to camelCase; used by the css and data modules + // Support: IE9-11+ + // Microsoft forgot to hump their vendor prefix (#9572) + camelCase: function( string ) { + return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); + }, - // Boolean properties - "enabled": function( elem ) { - return elem.disabled === false; - }, + nodeName: function( elem, name ) { + return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); + }, - "disabled": function( elem ) { - return elem.disabled === true; - }, + // args is for internal usage only + each: function( obj, callback, args ) { + var value, + i = 0, + length = obj.length, + isArray = isArraylike( obj ); - "checked": function( elem ) { - // In CSS3, :checked should return both checked and selected elements - // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked - var nodeName = elem.nodeName.toLowerCase(); - return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected); - }, + if ( args ) { + if ( isArray ) { + for ( ; i < length; i++ ) { + value = callback.apply( obj[ i ], args ); - "selected": function( elem ) { - // Accessing this property makes selected-by-default - // options in Safari work properly - if ( elem.parentNode ) { - elem.parentNode.selectedIndex; - } - - return elem.selected === true; - }, + if ( value === false ) { + break; + } + } + } else { + for ( i in obj ) { + value = callback.apply( obj[ i ], args ); - // Contents - "empty": function( elem ) { - // http://www.w3.org/TR/selectors/#empty-pseudo - // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5), - // but not by others (comment: 8; processing instruction: 7; etc.) - // nodeType < 6 works because attributes (2) do not appear as children - for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { - if ( elem.nodeType < 6 ) { - return false; + if ( value === false ) { + break; + } } } - return true; - }, - "parent": function( elem ) { - return !Expr.pseudos["empty"]( elem ); - }, + // A special, fast, case for the most common use of each + } else { + if ( isArray ) { + for ( ; i < length; i++ ) { + value = callback.call( obj[ i ], i, obj[ i ] ); - // Element/input types - "header": function( elem ) { - return rheader.test( elem.nodeName ); - }, + if ( value === false ) { + break; + } + } + } else { + for ( i in obj ) { + value = callback.call( obj[ i ], i, obj[ i ] ); - "input": function( elem ) { - return rinputs.test( elem.nodeName ); - }, + if ( value === false ) { + break; + } + } + } + } - "button": function( elem ) { - var name = elem.nodeName.toLowerCase(); - return name === "input" && elem.type === "button" || name === "button"; - }, + return obj; + }, - "text": function( elem ) { - var attr; - return elem.nodeName.toLowerCase() === "input" && - elem.type === "text" && + // Support: Android<4.1 + trim: function( text ) { + return text == null ? + "" : + ( text + "" ).replace( rtrim, "" ); + }, - // Support: IE<8 - // New HTML5 attribute values (e.g., "search") appear with elem.type === "text" - ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" ); - }, + // results is for internal usage only + makeArray: function( arr, results ) { + var ret = results || []; - // Position-in-collection - "first": createPositionalPseudo(function() { - return [ 0 ]; - }), + if ( arr != null ) { + if ( isArraylike( Object(arr) ) ) { + jQuery.merge( ret, + typeof arr === "string" ? + [ arr ] : arr + ); + } else { + push.call( ret, arr ); + } + } - "last": createPositionalPseudo(function( matchIndexes, length ) { - return [ length - 1 ]; - }), + return ret; + }, - "eq": createPositionalPseudo(function( matchIndexes, length, argument ) { - return [ argument < 0 ? argument + length : argument ]; - }), + inArray: function( elem, arr, i ) { + return arr == null ? -1 : indexOf.call( arr, elem, i ); + }, - "even": createPositionalPseudo(function( matchIndexes, length ) { - var i = 0; - for ( ; i < length; i += 2 ) { - matchIndexes.push( i ); - } - return matchIndexes; - }), + merge: function( first, second ) { + var len = +second.length, + j = 0, + i = first.length; - "odd": createPositionalPseudo(function( matchIndexes, length ) { - var i = 1; - for ( ; i < length; i += 2 ) { - matchIndexes.push( i ); - } - return matchIndexes; - }), + for ( ; j < len; j++ ) { + first[ i++ ] = second[ j ]; + } - "lt": createPositionalPseudo(function( matchIndexes, length, argument ) { - var i = argument < 0 ? argument + length : argument; - for ( ; --i >= 0; ) { - matchIndexes.push( i ); - } - return matchIndexes; - }), + first.length = i; - "gt": createPositionalPseudo(function( matchIndexes, length, argument ) { - var i = argument < 0 ? argument + length : argument; - for ( ; ++i < length; ) { - matchIndexes.push( i ); - } - return matchIndexes; - }) - } - }; + return first; + }, - Expr.pseudos["nth"] = Expr.pseudos["eq"]; + grep: function( elems, callback, invert ) { + var callbackInverse, + matches = [], + i = 0, + length = elems.length, + callbackExpect = !invert; - // Add button/input type pseudos - for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) { - Expr.pseudos[ i ] = createInputPseudo( i ); - } - for ( i in { submit: true, reset: true } ) { - Expr.pseudos[ i ] = createButtonPseudo( i ); - } + // Go through the array, only saving the items + // that pass the validator function + for ( ; i < length; i++ ) { + callbackInverse = !callback( elems[ i ], i ); + if ( callbackInverse !== callbackExpect ) { + matches.push( elems[ i ] ); + } + } - // Easy API for creating new setFilters - function setFilters() {} - setFilters.prototype = Expr.filters = Expr.pseudos; - Expr.setFilters = new setFilters(); + return matches; + }, - tokenize = Sizzle.tokenize = function( selector, parseOnly ) { - var matched, match, tokens, type, - soFar, groups, preFilters, - cached = tokenCache[ selector + " " ]; + // arg is for internal usage only + map: function( elems, callback, arg ) { + var value, + i = 0, + length = elems.length, + isArray = isArraylike( elems ), + ret = []; - if ( cached ) { - return parseOnly ? 0 : cached.slice( 0 ); - } + // Go through the array, translating each of the items to their new values + if ( isArray ) { + for ( ; i < length; i++ ) { + value = callback( elems[ i ], i, arg ); - soFar = selector; - groups = []; - preFilters = Expr.preFilter; + if ( value != null ) { + ret.push( value ); + } + } - while ( soFar ) { + // Go through every key on the object, + } else { + for ( i in elems ) { + value = callback( elems[ i ], i, arg ); - // Comma and first run - if ( !matched || (match = rcomma.exec( soFar )) ) { - if ( match ) { - // Don't consume trailing commas as valid - soFar = soFar.slice( match[0].length ) || soFar; + if ( value != null ) { + ret.push( value ); + } } - groups.push( (tokens = []) ); } - matched = false; + // Flatten any nested arrays + return concat.apply( [], ret ); + }, - // Combinators - if ( (match = rcombinators.exec( soFar )) ) { - matched = match.shift(); - tokens.push({ - value: matched, - // Cast descendant combinators to space - type: match[0].replace( rtrim, " " ) - }); - soFar = soFar.slice( matched.length ); - } + // A global GUID counter for objects + guid: 1, - // Filters - for ( type in Expr.filter ) { - if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] || - (match = preFilters[ type ]( match ))) ) { - matched = match.shift(); - tokens.push({ - value: matched, - type: type, - matches: match - }); - soFar = soFar.slice( matched.length ); - } + // Bind a function to a context, optionally partially applying any + // arguments. + proxy: function( fn, context ) { + var tmp, args, proxy; + + if ( typeof context === "string" ) { + tmp = fn[ context ]; + context = fn; + fn = tmp; } - if ( !matched ) { - break; + // Quick check to determine if target is callable, in the spec + // this throws a TypeError, but we will just return undefined. + if ( !jQuery.isFunction( fn ) ) { + return undefined; } - } - // Return the length of the invalid excess - // if we're just parsing - // Otherwise, throw an error or return tokens - return parseOnly ? - soFar.length : - soFar ? - Sizzle.error( selector ) : - // Cache the tokens - tokenCache( selector, groups ).slice( 0 ); - }; - - function toSelector( tokens ) { - var i = 0, - len = tokens.length, - selector = ""; - for ( ; i < len; i++ ) { - selector += tokens[i].value; - } - return selector; - } - - function addCombinator( matcher, combinator, base ) { - var dir = combinator.dir, - checkNonElements = base && dir === "parentNode", - doneName = done++; + // Simulated bind + args = slice.call( arguments, 2 ); + proxy = function() { + return fn.apply( context || this, args.concat( slice.call( arguments ) ) ); + }; - return combinator.first ? - // Check against closest ancestor/preceding element - function( elem, context, xml ) { - while ( (elem = elem[ dir ]) ) { - if ( elem.nodeType === 1 || checkNonElements ) { - return matcher( elem, context, xml ); - } - } - } : + // Set the guid of unique handler to the same of original handler, so it can be removed + proxy.guid = fn.guid = fn.guid || jQuery.guid++; - // Check against all ancestor/preceding elements - function( elem, context, xml ) { - var oldCache, outerCache, - newCache = [ dirruns, doneName ]; + return proxy; + }, - // We can't set arbitrary data on XML nodes, so they don't benefit from dir caching - if ( xml ) { - while ( (elem = elem[ dir ]) ) { - if ( elem.nodeType === 1 || checkNonElements ) { - if ( matcher( elem, context, xml ) ) { - return true; - } - } - } - } else { - while ( (elem = elem[ dir ]) ) { - if ( elem.nodeType === 1 || checkNonElements ) { - outerCache = elem[ expando ] || (elem[ expando ] = {}); - if ( (oldCache = outerCache[ dir ]) && - oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) { + now: Date.now, - // Assign to newCache so results back-propagate to previous elements - return (newCache[ 2 ] = oldCache[ 2 ]); - } else { - // Reuse newcache so results back-propagate to previous elements - outerCache[ dir ] = newCache; + // jQuery.support is not used in Core but other projects attach their + // properties to it so it needs to exist. + support: support + }); - // A match means we're done; a fail means we have to keep checking - if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) { - return true; - } - } - } - } - } - }; - } + // Populate the class2type map + jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) { + class2type[ "[object " + name + "]" ] = name.toLowerCase(); + }); - function elementMatcher( matchers ) { - return matchers.length > 1 ? - function( elem, context, xml ) { - var i = matchers.length; - while ( i-- ) { - if ( !matchers[i]( elem, context, xml ) ) { - return false; - } - } - return true; - } : - matchers[0]; - } + function isArraylike( obj ) { + var length = obj.length, + type = jQuery.type( obj ); - function multipleContexts( selector, contexts, results ) { - var i = 0, - len = contexts.length; - for ( ; i < len; i++ ) { - Sizzle( selector, contexts[i], results ); + if ( type === "function" || jQuery.isWindow( obj ) ) { + return false; } - return results; - } - - function condense( unmatched, map, filter, context, xml ) { - var elem, - newUnmatched = [], - i = 0, - len = unmatched.length, - mapped = map != null; - for ( ; i < len; i++ ) { - if ( (elem = unmatched[i]) ) { - if ( !filter || filter( elem, context, xml ) ) { - newUnmatched.push( elem ); - if ( mapped ) { - map.push( i ); - } - } - } + if ( obj.nodeType === 1 && length ) { + return true; } - return newUnmatched; + return type === "array" || length === 0 || + typeof length === "number" && length > 0 && ( length - 1 ) in obj; } + var Sizzle = + /*! + * Sizzle CSS Selector Engine v2.2.0-pre + * http://sizzlejs.com/ + * + * Copyright 2008, 2014 jQuery Foundation, Inc. and other contributors + * Released under the MIT license + * http://jquery.org/license + * + * Date: 2014-12-16 + */ + (function( window ) { - function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) { - if ( postFilter && !postFilter[ expando ] ) { - postFilter = setMatcher( postFilter ); - } - if ( postFinder && !postFinder[ expando ] ) { - postFinder = setMatcher( postFinder, postSelector ); - } - return markFunction(function( seed, results, context, xml ) { - var temp, i, elem, - preMap = [], - postMap = [], - preexisting = results.length, - - // Get initial elements from seed or context - elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ), - - // Prefilter to get matcher input, preserving a map for seed-results synchronization - matcherIn = preFilter && ( seed || !selector ) ? - condense( elems, preMap, preFilter, context, xml ) : - elems, - - matcherOut = matcher ? - // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results, - postFinder || ( seed ? preFilter : preexisting || postFilter ) ? - - // ...intermediate processing is necessary - [] : + var i, + support, + Expr, + getText, + isXML, + tokenize, + compile, + select, + outermostContext, + sortInput, + hasDuplicate, - // ...otherwise use results directly - results : - matcherIn; + // Local document vars + setDocument, + document, + docElem, + documentIsHTML, + rbuggyQSA, + rbuggyMatches, + matches, + contains, - // Find primary matches - if ( matcher ) { - matcher( matcherIn, matcherOut, context, xml ); + // Instance-specific data + expando = "sizzle" + 1 * new Date(), + preferredDoc = window.document, + dirruns = 0, + done = 0, + classCache = createCache(), + tokenCache = createCache(), + compilerCache = createCache(), + sortOrder = function( a, b ) { + if ( a === b ) { + hasDuplicate = true; } + return 0; + }, - // Apply postFilter - if ( postFilter ) { - temp = condense( matcherOut, postMap ); - postFilter( temp, [], context, xml ); + // General-purpose constants + MAX_NEGATIVE = 1 << 31, - // Un-match failing elements by moving them back to matcherIn - i = temp.length; - while ( i-- ) { - if ( (elem = temp[i]) ) { - matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem); - } + // Instance methods + hasOwn = ({}).hasOwnProperty, + arr = [], + pop = arr.pop, + push_native = arr.push, + push = arr.push, + slice = arr.slice, + // Use a stripped-down indexOf as it's faster than native + // http://jsperf.com/thor-indexof-vs-for/5 + indexOf = function( list, elem ) { + var i = 0, + len = list.length; + for ( ; i < len; i++ ) { + if ( list[i] === elem ) { + return i; } } + return -1; + }, - if ( seed ) { - if ( postFinder || preFilter ) { - if ( postFinder ) { - // Get the final matcherOut by condensing this intermediate into postFinder contexts - temp = []; - i = matcherOut.length; - while ( i-- ) { - if ( (elem = matcherOut[i]) ) { - // Restore matcherIn since elem is not yet a final match - temp.push( (matcherIn[i] = elem) ); - } - } - postFinder( null, (matcherOut = []), temp, xml ); - } + booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped", - // Move matched elements from seed to results to keep them synchronized - i = matcherOut.length; - while ( i-- ) { - if ( (elem = matcherOut[i]) && - (temp = postFinder ? indexOf( seed, elem ) : preMap[i]) > -1 ) { + // Regular expressions - seed[temp] = !(results[temp] = elem); - } - } - } - - // Add elements to results, through postFinder if defined - } else { - matcherOut = condense( - matcherOut === results ? - matcherOut.splice( preexisting, matcherOut.length ) : - matcherOut - ); - if ( postFinder ) { - postFinder( null, results, matcherOut, xml ); - } else { - push.apply( results, matcherOut ); - } - } - }); - } + // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace + whitespace = "[\\x20\\t\\r\\n\\f]", + // http://www.w3.org/TR/css3-syntax/#characters + characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+", - function matcherFromTokens( tokens ) { - var checkContext, matcher, j, - len = tokens.length, - leadingRelative = Expr.relative[ tokens[0].type ], - implicitRelative = leadingRelative || Expr.relative[" "], - i = leadingRelative ? 1 : 0, + // Loosely modeled on CSS identifier characters + // An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors + // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier + identifier = characterEncoding.replace( "w", "w#" ), - // The foundational matcher ensures that elements are reachable from top-level context(s) - matchContext = addCombinator( function( elem ) { - return elem === checkContext; - }, implicitRelative, true ), - matchAnyContext = addCombinator( function( elem ) { - return indexOf( checkContext, elem ) > -1; - }, implicitRelative, true ), - matchers = [ function( elem, context, xml ) { - var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( - (checkContext = context).nodeType ? - matchContext( elem, context, xml ) : - matchAnyContext( elem, context, xml ) ); - // Avoid hanging onto element (issue #299) - checkContext = null; - return ret; - } ]; + // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors + attributes = "\\[" + whitespace + "*(" + characterEncoding + ")(?:" + whitespace + + // Operator (capture 2) + "*([*^$|!~]?=)" + whitespace + + // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]" + "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace + + "*\\]", - for ( ; i < len; i++ ) { - if ( (matcher = Expr.relative[ tokens[i].type ]) ) { - matchers = [ addCombinator(elementMatcher( matchers ), matcher) ]; - } else { - matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches ); + pseudos = ":(" + characterEncoding + ")(?:\\((" + + // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments: + // 1. quoted (capture 3; capture 4 or capture 5) + "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" + + // 2. simple (capture 6) + "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" + + // 3. anything else (capture 2) + ".*" + + ")\\)|)", - // Return special upon seeing a positional matcher - if ( matcher[ expando ] ) { - // Find the next relative operator (if any) for proper handling - j = ++i; - for ( ; j < len; j++ ) { - if ( Expr.relative[ tokens[j].type ] ) { - break; - } - } - return setMatcher( - i > 1 && elementMatcher( matchers ), - i > 1 && toSelector( - // If the preceding token was a descendant combinator, insert an implicit any-element `*` - tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" }) - ).replace( rtrim, "$1" ), - matcher, - i < j && matcherFromTokens( tokens.slice( i, j ) ), - j < len && matcherFromTokens( (tokens = tokens.slice( j )) ), - j < len && toSelector( tokens ) - ); - } - matchers.push( matcher ); - } - } + // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter + rwhitespace = new RegExp( whitespace + "+", "g" ), + rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), - return elementMatcher( matchers ); - } + rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), + rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ), - function matcherFromGroupMatchers( elementMatchers, setMatchers ) { - var bySet = setMatchers.length > 0, - byElement = elementMatchers.length > 0, - superMatcher = function( seed, context, xml, results, outermost ) { - var elem, j, matcher, - matchedCount = 0, - i = "0", - unmatched = seed && [], - setMatched = [], - contextBackup = outermostContext, - // We must always have either seed elements or outermost context - elems = seed || byElement && Expr.find["TAG"]( "*", outermost ), - // Use integer dirruns iff this is the outermost matcher - dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1), - len = elems.length; + rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g" ), - if ( outermost ) { - outermostContext = context !== document && context; - } + rpseudo = new RegExp( pseudos ), + ridentifier = new RegExp( "^" + identifier + "$" ), - // Add elements passing elementMatchers directly to results - // Keep `i` a string if there are no elements so `matchedCount` will be "00" below - // Support: IE<9, Safari - // Tolerate NodeList properties (IE: "length"; Safari: ) matching elements by id - for ( ; i !== len && (elem = elems[i]) != null; i++ ) { - if ( byElement && elem ) { - j = 0; - while ( (matcher = elementMatchers[j++]) ) { - if ( matcher( elem, context, xml ) ) { - results.push( elem ); - break; - } - } - if ( outermost ) { - dirruns = dirrunsUnique; - } - } + matchExpr = { + "ID": new RegExp( "^#(" + characterEncoding + ")" ), + "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ), + "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ), + "ATTR": new RegExp( "^" + attributes ), + "PSEUDO": new RegExp( "^" + pseudos ), + "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace + + "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace + + "*(\\d+)|))" + whitespace + "*\\)|)", "i" ), + "bool": new RegExp( "^(?:" + booleans + ")$", "i" ), + // For use in libraries implementing .is() + // We use this for POS matching in `select` + "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + + whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" ) + }, - // Track unmatched elements for set filters - if ( bySet ) { - // They will have gone through all possible matchers - if ( (elem = !matcher && elem) ) { - matchedCount--; - } + rinputs = /^(?:input|select|textarea|button)$/i, + rheader = /^h\d$/i, - // Lengthen the array for every element, matched or not - if ( seed ) { - unmatched.push( elem ); - } - } - } + rnative = /^[^{]+\{\s*\[native \w/, - // Apply set filters to unmatched elements - matchedCount += i; - if ( bySet && i !== matchedCount ) { - j = 0; - while ( (matcher = setMatchers[j++]) ) { - matcher( unmatched, setMatched, context, xml ); - } + // Easily-parseable/retrievable ID or TAG or CLASS selectors + rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/, - if ( seed ) { - // Reintegrate element matches to eliminate the need for sorting - if ( matchedCount > 0 ) { - while ( i-- ) { - if ( !(unmatched[i] || setMatched[i]) ) { - setMatched[i] = pop.call( results ); - } - } - } + rsibling = /[+~]/, + rescape = /'|\\/g, - // Discard index placeholder values to get only actual matches - setMatched = condense( setMatched ); - } + // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters + runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ), + funescape = function( _, escaped, escapedWhitespace ) { + var high = "0x" + escaped - 0x10000; + // NaN means non-codepoint + // Support: Firefox<24 + // Workaround erroneous numeric interpretation of +"0x" + return high !== high || escapedWhitespace ? + escaped : + high < 0 ? + // BMP codepoint + String.fromCharCode( high + 0x10000 ) : + // Supplemental Plane codepoint (surrogate pair) + String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); + }, - // Add matches to results - push.apply( results, setMatched ); + // Used for iframes + // See setDocument() + // Removing the function wrapper causes a "Permission Denied" + // error in IE + unloadHandler = function() { + setDocument(); + }; - // Seedless set matches succeeding multiple successful matchers stipulate sorting - if ( outermost && !seed && setMatched.length > 0 && - ( matchedCount + setMatchers.length ) > 1 ) { + // Optimize for push.apply( _, NodeList ) + try { + push.apply( + (arr = slice.call( preferredDoc.childNodes )), + preferredDoc.childNodes + ); + // Support: Android<4.0 + // Detect silently failing push.apply + arr[ preferredDoc.childNodes.length ].nodeType; + } catch ( e ) { + push = { apply: arr.length ? - Sizzle.uniqueSort( results ); - } - } + // Leverage slice if possible + function( target, els ) { + push_native.apply( target, slice.call(els) ); + } : - // Override manipulation of globals by nested matchers - if ( outermost ) { - dirruns = dirrunsUnique; - outermostContext = contextBackup; - } + // Support: IE<9 + // Otherwise append directly + function( target, els ) { + var j = target.length, + i = 0; + // Can't trust NodeList.length + while ( (target[j++] = els[i++]) ) {} + target.length = j - 1; + } + }; + } - return unmatched; - }; - - return bySet ? - markFunction( superMatcher ) : - superMatcher; - } + function Sizzle( selector, context, results, seed ) { + var match, elem, m, nodeType, + // QSA vars + i, groups, old, nid, newContext, newSelector; - compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) { - var i, - setMatchers = [], - elementMatchers = [], - cached = compilerCache[ selector + " " ]; + if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) { + setDocument( context ); + } - if ( !cached ) { - // Generate a function of recursive functions that can be used to check each element - if ( !match ) { - match = tokenize( selector ); - } - i = match.length; - while ( i-- ) { - cached = matcherFromTokens( match[i] ); - if ( cached[ expando ] ) { - setMatchers.push( cached ); - } else { - elementMatchers.push( cached ); - } - } + context = context || document; + results = results || []; + nodeType = context.nodeType; - // Cache the compiled function - cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) ); + if ( typeof selector !== "string" || !selector || + nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) { - // Save selector and tokenization - cached.selector = selector; + return results; } - return cached; - }; - - /** - * A low-level selection function that works with Sizzle's compiled - * selector functions - * @param {String|Function} selector A selector or a pre-compiled - * selector function built with Sizzle.compile - * @param {Element} context - * @param {Array} [results] - * @param {Array} [seed] A set of elements to match against - */ - select = Sizzle.select = function( selector, context, results, seed ) { - var i, tokens, token, type, find, - compiled = typeof selector === "function" && selector, - match = !seed && tokenize( (selector = compiled.selector || selector) ); - - results = results || []; - // Try to minimize operations if there is no seed and only one group - if ( match.length === 1 ) { + if ( !seed && documentIsHTML ) { - // Take a shortcut and set the context if the root selector is an ID - tokens = match[0] = match[0].slice( 0 ); - if ( tokens.length > 2 && (token = tokens[0]).type === "ID" && - support.getById && context.nodeType === 9 && documentIsHTML && - Expr.relative[ tokens[1].type ] ) { + // Try to shortcut find operations when possible (e.g., not under DocumentFragment) + if ( nodeType !== 11 && (match = rquickExpr.exec( selector )) ) { + // Speed-up: Sizzle("#ID") + if ( (m = match[1]) ) { + if ( nodeType === 9 ) { + elem = context.getElementById( m ); + // Check parentNode to catch when Blackberry 4.6 returns + // nodes that are no longer in the document (jQuery #6963) + if ( elem && elem.parentNode ) { + // Handle the case where IE, Opera, and Webkit return items + // by name instead of ID + if ( elem.id === m ) { + results.push( elem ); + return results; + } + } else { + return results; + } + } else { + // Context is not a document + if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) && + contains( context, elem ) && elem.id === m ) { + results.push( elem ); + return results; + } + } - context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0]; - if ( !context ) { + // Speed-up: Sizzle("TAG") + } else if ( match[2] ) { + push.apply( results, context.getElementsByTagName( selector ) ); return results; - // Precompiled matchers will still verify ancestry, so step up a level - } else if ( compiled ) { - context = context.parentNode; + // Speed-up: Sizzle(".CLASS") + } else if ( (m = match[3]) && support.getElementsByClassName ) { + push.apply( results, context.getElementsByClassName( m ) ); + return results; } - - selector = selector.slice( tokens.shift().value.length ); } - // Fetch a seed set for right-to-left matching - i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length; - while ( i-- ) { - token = tokens[i]; + // QSA path + if ( support.qsa && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) { + nid = old = expando; + newContext = context; + newSelector = nodeType !== 1 && selector; - // Abort if we hit a combinator - if ( Expr.relative[ (type = token.type) ] ) { - break; + // qSA works strangely on Element-rooted queries + // We can work around this by specifying an extra ID on the root + // and working up from there (Thanks to Andrew Dupont for the technique) + // IE 8 doesn't work on object elements + if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) { + groups = tokenize( selector ); + + if ( (old = context.getAttribute("id")) ) { + nid = old.replace( rescape, "\\$&" ); + } else { + context.setAttribute( "id", nid ); + } + nid = "[id='" + nid + "'] "; + + i = groups.length; + while ( i-- ) { + groups[i] = nid + toSelector( groups[i] ); + } + newContext = rsibling.test( selector ) && testContext( context.parentNode ) || context; + newSelector = groups.join(","); } - if ( (find = Expr.find[ type ]) ) { - // Search, expanding context for leading sibling combinators - if ( (seed = find( - token.matches[0].replace( runescape, funescape ), - rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context - )) ) { - // If seed is empty or no tokens remain, we can return early - tokens.splice( i, 1 ); - selector = seed.length && toSelector( tokens ); - if ( !selector ) { - push.apply( results, seed ); - return results; + if ( newSelector ) { + try { + push.apply( results, + newContext.querySelectorAll( newSelector ) + ); + return results; + } catch(qsaError) { + } finally { + if ( !old ) { + context.removeAttribute("id"); } - - break; } } } } - // Compile and execute a filtering function if one is not provided - // Provide `match` to avoid retokenization if we modified the selector above - ( compiled || compile( selector, match ) )( - seed, - context, - !documentIsHTML, - results, - rsibling.test( selector ) && testContext( context.parentNode ) || context - ); - return results; - }; - - // One-time assignments + // All others + return select( selector.replace( rtrim, "$1" ), context, results, seed ); + } - // Sort stability - support.sortStable = expando.split("").sort( sortOrder ).join("") === expando; + /** + * Create key-value caches of limited size + * @returns {Function(string, Object)} Returns the Object data after storing it on itself with + * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength) + * deleting the oldest entry + */ + function createCache() { + var keys = []; - // Support: Chrome 14-35+ - // Always assume duplicates if they aren't passed to the comparison function - support.detectDuplicates = !!hasDuplicate; + function cache( key, value ) { + // Use (key + " ") to avoid collision with native prototype properties (see Issue #157) + if ( keys.push( key + " " ) > Expr.cacheLength ) { + // Only keep the most recent entries + delete cache[ keys.shift() ]; + } + return (cache[ key + " " ] = value); + } + return cache; + } - // Initialize against the default document - setDocument(); + /** + * Mark a function for special use by Sizzle + * @param {Function} fn The function to mark + */ + function markFunction( fn ) { + fn[ expando ] = true; + return fn; + } - // Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27) - // Detached nodes confoundingly follow *each other* - support.sortDetached = assert(function( div1 ) { - // Should return 1, but returns 4 (following) - return div1.compareDocumentPosition( document.createElement("div") ) & 1; - }); + /** + * Support testing using an element + * @param {Function} fn Passed the created div and expects a boolean result + */ + function assert( fn ) { + var div = document.createElement("div"); - // Support: IE<8 - // Prevent attribute/property "interpolation" - // http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx - if ( !assert(function( div ) { - div.innerHTML = ""; - return div.firstChild.getAttribute("href") === "#" ; - }) ) { - addHandle( "type|href|height|width", function( elem, name, isXML ) { - if ( !isXML ) { - return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 ); + try { + return !!fn( div ); + } catch (e) { + return false; + } finally { + // Remove from its parent by default + if ( div.parentNode ) { + div.parentNode.removeChild( div ); } - }); + // release memory in IE + div = null; + } } - // Support: IE<9 - // Use defaultValue in place of getAttribute("value") - if ( !support.attributes || !assert(function( div ) { - div.innerHTML = ""; - div.firstChild.setAttribute( "value", "" ); - return div.firstChild.getAttribute( "value" ) === ""; - }) ) { - addHandle( "value", function( elem, name, isXML ) { - if ( !isXML && elem.nodeName.toLowerCase() === "input" ) { - return elem.defaultValue; - } - }); - } + /** + * Adds the same handler for all of the specified attrs + * @param {String} attrs Pipe-separated list of attributes + * @param {Function} handler The method that will be applied + */ + function addHandle( attrs, handler ) { + var arr = attrs.split("|"), + i = attrs.length; - // Support: IE<9 - // Use getAttributeNode to fetch booleans when getAttribute lies - if ( !assert(function( div ) { - return div.getAttribute("disabled") == null; - }) ) { - addHandle( booleans, function( elem, name, isXML ) { - var val; - if ( !isXML ) { - return elem[ name ] === true ? name.toLowerCase() : - (val = elem.getAttributeNode( name )) && val.specified ? - val.value : - null; - } - }); + while ( i-- ) { + Expr.attrHandle[ arr[i] ] = handler; + } } - return Sizzle; - - })( window ); + /** + * Checks document order of two siblings + * @param {Element} a + * @param {Element} b + * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b + */ + function siblingCheck( a, b ) { + var cur = b && a, + diff = cur && a.nodeType === 1 && b.nodeType === 1 && + ( ~b.sourceIndex || MAX_NEGATIVE ) - + ( ~a.sourceIndex || MAX_NEGATIVE ); + // Use IE sourceIndex if available on both nodes + if ( diff ) { + return diff; + } + // Check if b follows a + if ( cur ) { + while ( (cur = cur.nextSibling) ) { + if ( cur === b ) { + return -1; + } + } + } - jQuery.find = Sizzle; - jQuery.expr = Sizzle.selectors; - jQuery.expr[":"] = jQuery.expr.pseudos; - jQuery.unique = Sizzle.uniqueSort; - jQuery.text = Sizzle.getText; - jQuery.isXMLDoc = Sizzle.isXML; - jQuery.contains = Sizzle.contains; + return a ? 1 : -1; + } + /** + * Returns a function to use in pseudos for input types + * @param {String} type + */ + function createInputPseudo( type ) { + return function( elem ) { + var name = elem.nodeName.toLowerCase(); + return name === "input" && elem.type === type; + }; + } + /** + * Returns a function to use in pseudos for buttons + * @param {String} type + */ + function createButtonPseudo( type ) { + return function( elem ) { + var name = elem.nodeName.toLowerCase(); + return (name === "input" || name === "button") && elem.type === type; + }; + } - var rneedsContext = jQuery.expr.match.needsContext; + /** + * Returns a function to use in pseudos for positionals + * @param {Function} fn + */ + function createPositionalPseudo( fn ) { + return markFunction(function( argument ) { + argument = +argument; + return markFunction(function( seed, matches ) { + var j, + matchIndexes = fn( [], seed.length, argument ), + i = matchIndexes.length; - var rsingleTag = (/^<(\w+)\s*\/?>(?:<\/\1>|)$/); + // Match elements found at the specified indexes + while ( i-- ) { + if ( seed[ (j = matchIndexes[i]) ] ) { + seed[j] = !(matches[j] = seed[j]); + } + } + }); + }); + } + /** + * Checks a node for validity as a Sizzle context + * @param {Element|Object=} context + * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value + */ + function testContext( context ) { + return context && typeof context.getElementsByTagName !== "undefined" && context; + } + // Expose support vars for convenience + support = Sizzle.support = {}; - var risSimple = /^.[^:#\[\.,]*$/; + /** + * Detects XML nodes + * @param {Element|Object} elem An element or a document + * @returns {Boolean} True iff elem is a non-HTML XML node + */ + isXML = Sizzle.isXML = function( elem ) { + // documentElement is verified for cases where it doesn't yet exist + // (such as loading iframes in IE - #4833) + var documentElement = elem && (elem.ownerDocument || elem).documentElement; + return documentElement ? documentElement.nodeName !== "HTML" : false; + }; - // Implement the identical functionality for filter and not - function winnow( elements, qualifier, not ) { - if ( jQuery.isFunction( qualifier ) ) { - return jQuery.grep( elements, function( elem, i ) { - /* jshint -W018 */ - return !!qualifier.call( elem, i, elem ) !== not; - }); + /** + * Sets document-related variables once based on the current document + * @param {Element|Object} [doc] An element or document object to use to set the document + * @returns {Object} Returns the current document + */ + setDocument = Sizzle.setDocument = function( node ) { + var hasCompare, parent, + doc = node ? node.ownerDocument || node : preferredDoc; + // If no document and documentElement is available, return + if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) { + return document; } - if ( qualifier.nodeType ) { - return jQuery.grep( elements, function( elem ) { - return ( elem === qualifier ) !== not; - }); + // Set our document + document = doc; + docElem = doc.documentElement; + parent = doc.defaultView; + // Support: IE>8 + // If iframe document is assigned to "document" variable and if iframe has been reloaded, + // IE will throw "permission denied" error when accessing "document" variable, see jQuery #13936 + // IE6-8 do not support the defaultView property so parent will be undefined + if ( parent && parent !== parent.top ) { + // IE11 does not have attachEvent, so all must suffer + if ( parent.addEventListener ) { + parent.addEventListener( "unload", unloadHandler, false ); + } else if ( parent.attachEvent ) { + parent.attachEvent( "onunload", unloadHandler ); + } } - if ( typeof qualifier === "string" ) { - if ( risSimple.test( qualifier ) ) { - return jQuery.filter( qualifier, elements, not ); - } + /* Support tests + ---------------------------------------------------------------------- */ + documentIsHTML = !isXML( doc ); - qualifier = jQuery.filter( qualifier, elements ); - } + /* Attributes + ---------------------------------------------------------------------- */ - return jQuery.grep( elements, function( elem ) { - return ( indexOf.call( qualifier, elem ) >= 0 ) !== not; + // Support: IE<8 + // Verify that getAttribute really returns attributes and not properties + // (excepting IE8 booleans) + support.attributes = assert(function( div ) { + div.className = "i"; + return !div.getAttribute("className"); }); - } - jQuery.filter = function( expr, elems, not ) { - var elem = elems[ 0 ]; - - if ( not ) { - expr = ":not(" + expr + ")"; - } + /* getElement(s)By* + ---------------------------------------------------------------------- */ - return elems.length === 1 && elem.nodeType === 1 ? - jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] : - jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) { - return elem.nodeType === 1; - })); - }; + // Check if getElementsByTagName("*") returns only elements + support.getElementsByTagName = assert(function( div ) { + div.appendChild( doc.createComment("") ); + return !div.getElementsByTagName("*").length; + }); - jQuery.fn.extend({ - find: function( selector ) { - var i, - len = this.length, - ret = [], - self = this; + // Support: IE<9 + support.getElementsByClassName = rnative.test( doc.getElementsByClassName ); - if ( typeof selector !== "string" ) { - return this.pushStack( jQuery( selector ).filter(function() { - for ( i = 0; i < len; i++ ) { - if ( jQuery.contains( self[ i ], this ) ) { - return true; - } - } - }) ); - } + // Support: IE<10 + // Check if getElementById returns elements by name + // The broken getElementById methods don't pick up programatically-set names, + // so use a roundabout getElementsByName test + support.getById = assert(function( div ) { + docElem.appendChild( div ).id = expando; + return !doc.getElementsByName || !doc.getElementsByName( expando ).length; + }); - for ( i = 0; i < len; i++ ) { - jQuery.find( selector, self[ i ], ret ); - } + // ID find and filter + if ( support.getById ) { + Expr.find["ID"] = function( id, context ) { + if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { + var m = context.getElementById( id ); + // Check parentNode to catch when Blackberry 4.6 returns + // nodes that are no longer in the document #6963 + return m && m.parentNode ? [ m ] : []; + } + }; + Expr.filter["ID"] = function( id ) { + var attrId = id.replace( runescape, funescape ); + return function( elem ) { + return elem.getAttribute("id") === attrId; + }; + }; + } else { + // Support: IE6/7 + // getElementById is not reliable as a find shortcut + delete Expr.find["ID"]; - // Needed because $( selector, context ) becomes $( context ).find( selector ) - ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret ); - ret.selector = this.selector ? this.selector + " " + selector : selector; - return ret; - }, - filter: function( selector ) { - return this.pushStack( winnow(this, selector || [], false) ); - }, - not: function( selector ) { - return this.pushStack( winnow(this, selector || [], true) ); - }, - is: function( selector ) { - return !!winnow( - this, - - // If this is a positional/relative selector, check membership in the returned set - // so $("p:first").is("p:last") won't return true for a doc with two "p". - typeof selector === "string" && rneedsContext.test( selector ) ? - jQuery( selector ) : - selector || [], - false - ).length; + Expr.filter["ID"] = function( id ) { + var attrId = id.replace( runescape, funescape ); + return function( elem ) { + var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id"); + return node && node.value === attrId; + }; + }; } - }); - - - // Initialize a jQuery object - - - // A central reference to the root jQuery(document) - var rootjQuery, - // A simple way to check for HTML strings - // Prioritize #id over to avoid XSS via location.hash (#9521) - // Strict HTML recognition (#11290: must start with <) - rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/, + // Tag + Expr.find["TAG"] = support.getElementsByTagName ? + function( tag, context ) { + if ( typeof context.getElementsByTagName !== "undefined" ) { + return context.getElementsByTagName( tag ); - init = jQuery.fn.init = function( selector, context ) { - var match, elem; + // DocumentFragment nodes don't have gEBTN + } else if ( support.qsa ) { + return context.querySelectorAll( tag ); + } + } : - // HANDLE: $(""), $(null), $(undefined), $(false) - if ( !selector ) { - return this; - } + function( tag, context ) { + var elem, + tmp = [], + i = 0, + // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too + results = context.getElementsByTagName( tag ); - // Handle HTML strings - if ( typeof selector === "string" ) { - if ( selector[0] === "<" && selector[ selector.length - 1 ] === ">" && selector.length >= 3 ) { - // Assume that strings that start and end with <> are HTML and skip the regex check - match = [ null, selector, null ]; + // Filter out possible comments + if ( tag === "*" ) { + while ( (elem = results[i++]) ) { + if ( elem.nodeType === 1 ) { + tmp.push( elem ); + } + } - } else { - match = rquickExpr.exec( selector ); + return tmp; } + return results; + }; - // Match html or make sure no context is specified for #id - if ( match && (match[1] || !context) ) { + // Class + Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) { + if ( documentIsHTML ) { + return context.getElementsByClassName( className ); + } + }; - // HANDLE: $(html) -> $(array) - if ( match[1] ) { - context = context instanceof jQuery ? context[0] : context; + /* QSA/matchesSelector + ---------------------------------------------------------------------- */ - // Option to run scripts is true for back-compat - // Intentionally let the error be thrown if parseHTML is not present - jQuery.merge( this, jQuery.parseHTML( - match[1], - context && context.nodeType ? context.ownerDocument || context : document, - true - ) ); + // QSA and matchesSelector support - // HANDLE: $(html, props) - if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) { - for ( match in context ) { - // Properties of context are called as methods if possible - if ( jQuery.isFunction( this[ match ] ) ) { - this[ match ]( context[ match ] ); + // matchesSelector(:active) reports false when true (IE9/Opera 11.5) + rbuggyMatches = []; - // ...and otherwise set as attributes - } else { - this.attr( match, context[ match ] ); - } - } - } + // qSa(:focus) reports false when true (Chrome 21) + // We allow this because of a bug in IE8/9 that throws an error + // whenever `document.activeElement` is accessed on an iframe + // So, we allow :focus to pass through QSA all the time to avoid the IE error + // See http://bugs.jquery.com/ticket/13378 + rbuggyQSA = []; - return this; + if ( (support.qsa = rnative.test( doc.querySelectorAll )) ) { + // Build QSA regex + // Regex strategy adopted from Diego Perini + assert(function( div ) { + // Select is set to empty string on purpose + // This is to test IE's treatment of not explicitly + // setting a boolean content attribute, + // since its presence should be enough + // http://bugs.jquery.com/ticket/12359 + docElem.appendChild( div ).innerHTML = "" + + ""; - // HANDLE: $(#id) - } else { - elem = document.getElementById( match[2] ); + // Support: IE8, Opera 11-12.16 + // Nothing should be selected when empty strings follow ^= or $= or *= + // The test attribute must be unknown in Opera but "safe" for WinRT + // http://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section + if ( div.querySelectorAll("[msallowcapture^='']").length ) { + rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" ); + } - // Support: Blackberry 4.6 - // gEBID returns nodes no longer in the document (#6963) - if ( elem && elem.parentNode ) { - // Inject the element directly into the jQuery object - this.length = 1; - this[0] = elem; - } + // Support: IE8 + // Boolean attributes and "value" are not treated correctly + if ( !div.querySelectorAll("[selected]").length ) { + rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" ); + } - this.context = document; - this.selector = selector; - return this; - } + // Support: Chrome<29, Android<4.2+, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.7+ + if ( !div.querySelectorAll( "[id~=" + expando + "-]" ).length ) { + rbuggyQSA.push("~="); + } - // HANDLE: $(expr, $(...)) - } else if ( !context || context.jquery ) { - return ( context || rootjQuery ).find( selector ); + // Webkit/Opera - :checked should return selected option elements + // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked + // IE8 throws error here and will not see later tests + if ( !div.querySelectorAll(":checked").length ) { + rbuggyQSA.push(":checked"); + } - // HANDLE: $(expr, context) - // (which is just equivalent to: $(context).find(expr) - } else { - return this.constructor( context ).find( selector ); + // Support: Safari 8+, iOS 8+ + // https://bugs.webkit.org/show_bug.cgi?id=136851 + // In-page `selector#id sibing-combinator selector` fails + if ( !div.querySelectorAll( "a#" + expando + "+*" ).length ) { + rbuggyQSA.push(".#.+[+~]"); } + }); - // HANDLE: $(DOMElement) - } else if ( selector.nodeType ) { - this.context = this[0] = selector; - this.length = 1; - return this; + assert(function( div ) { + // Support: Windows 8 Native Apps + // The type and name attributes are restricted during .innerHTML assignment + var input = doc.createElement("input"); + input.setAttribute( "type", "hidden" ); + div.appendChild( input ).setAttribute( "name", "D" ); - // HANDLE: $(function) - // Shortcut for document ready - } else if ( jQuery.isFunction( selector ) ) { - return typeof rootjQuery.ready !== "undefined" ? - rootjQuery.ready( selector ) : - // Execute immediately if ready is not present - selector( jQuery ); - } + // Support: IE8 + // Enforce case-sensitivity of name attribute + if ( div.querySelectorAll("[name=d]").length ) { + rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" ); + } - if ( selector.selector !== undefined ) { - this.selector = selector.selector; - this.context = selector.context; - } + // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) + // IE8 throws error here and will not see later tests + if ( !div.querySelectorAll(":enabled").length ) { + rbuggyQSA.push( ":enabled", ":disabled" ); + } - return jQuery.makeArray( selector, this ); - }; + // Opera 10-11 does not throw on post-comma invalid pseudos + div.querySelectorAll("*,:x"); + rbuggyQSA.push(",.*:"); + }); + } - // Give the init function the jQuery prototype for later instantiation - init.prototype = jQuery.fn; + if ( (support.matchesSelector = rnative.test( (matches = docElem.matches || + docElem.webkitMatchesSelector || + docElem.mozMatchesSelector || + docElem.oMatchesSelector || + docElem.msMatchesSelector) )) ) { - // Initialize central reference - rootjQuery = jQuery( document ); + assert(function( div ) { + // Check to see if it's possible to do matchesSelector + // on a disconnected node (IE 9) + support.disconnectedMatch = matches.call( div, "div" ); + // This should fail with an exception + // Gecko does not error, returns false instead + matches.call( div, "[s!='']:x" ); + rbuggyMatches.push( "!=", pseudos ); + }); + } - var rparentsprev = /^(?:parents|prev(?:Until|All))/, - // Methods guaranteed to produce a unique set when starting from a unique set - guaranteedUnique = { - children: true, - contents: true, - next: true, - prev: true - }; + rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") ); + rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") ); - jQuery.extend({ - dir: function( elem, dir, until ) { - var matched = [], - truncate = until !== undefined; + /* Contains + ---------------------------------------------------------------------- */ + hasCompare = rnative.test( docElem.compareDocumentPosition ); - while ( (elem = elem[ dir ]) && elem.nodeType !== 9 ) { - if ( elem.nodeType === 1 ) { - if ( truncate && jQuery( elem ).is( until ) ) { - break; + // Element contains another + // Purposefully does not implement inclusive descendent + // As in, an element does not contain itself + contains = hasCompare || rnative.test( docElem.contains ) ? + function( a, b ) { + var adown = a.nodeType === 9 ? a.documentElement : a, + bup = b && b.parentNode; + return a === bup || !!( bup && bup.nodeType === 1 && ( + adown.contains ? + adown.contains( bup ) : + a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16 + )); + } : + function( a, b ) { + if ( b ) { + while ( (b = b.parentNode) ) { + if ( b === a ) { + return true; + } } - matched.push( elem ); } - } - return matched; - }, + return false; + }; - sibling: function( n, elem ) { - var matched = []; + /* Sorting + ---------------------------------------------------------------------- */ - for ( ; n; n = n.nextSibling ) { - if ( n.nodeType === 1 && n !== elem ) { - matched.push( n ); - } + // Document order sorting + sortOrder = hasCompare ? + function( a, b ) { + + // Flag for duplicate removal + if ( a === b ) { + hasDuplicate = true; + return 0; } - return matched; - } - }); + // Sort on method existence if only one input has compareDocumentPosition + var compare = !a.compareDocumentPosition - !b.compareDocumentPosition; + if ( compare ) { + return compare; + } - jQuery.fn.extend({ - has: function( target ) { - var targets = jQuery( target, this ), - l = targets.length; + // Calculate position if both inputs belong to the same document + compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ? + a.compareDocumentPosition( b ) : - return this.filter(function() { - var i = 0; - for ( ; i < l; i++ ) { - if ( jQuery.contains( this, targets[i] ) ) { - return true; - } - } - }); - }, + // Otherwise we know they are disconnected + 1; - closest: function( selectors, context ) { - var cur, - i = 0, - l = this.length, - matched = [], - pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ? - jQuery( selectors, context || this.context ) : - 0; + // Disconnected nodes + if ( compare & 1 || + (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) { - for ( ; i < l; i++ ) { - for ( cur = this[i]; cur && cur !== context; cur = cur.parentNode ) { - // Always skip document fragments - if ( cur.nodeType < 11 && (pos ? - pos.index(cur) > -1 : + // Choose the first element that is related to our preferred document + if ( a === doc || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) { + return -1; + } + if ( b === doc || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) { + return 1; + } - // Don't pass non-elements to Sizzle - cur.nodeType === 1 && - jQuery.find.matchesSelector(cur, selectors)) ) { + // Maintain original order + return sortInput ? + ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : + 0; + } - matched.push( cur ); - break; - } - } + return compare & 4 ? -1 : 1; + } : + function( a, b ) { + // Exit early if the nodes are identical + if ( a === b ) { + hasDuplicate = true; + return 0; } - return this.pushStack( matched.length > 1 ? jQuery.unique( matched ) : matched ); - }, + var cur, + i = 0, + aup = a.parentNode, + bup = b.parentNode, + ap = [ a ], + bp = [ b ]; - // Determine the position of an element within the set - index: function( elem ) { + // Parentless nodes are either documents or disconnected + if ( !aup || !bup ) { + return a === doc ? -1 : + b === doc ? 1 : + aup ? -1 : + bup ? 1 : + sortInput ? + ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : + 0; - // No argument, return index in parent - if ( !elem ) { - return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1; + // If the nodes are siblings, we can do a quick check + } else if ( aup === bup ) { + return siblingCheck( a, b ); } - // Index in selector - if ( typeof elem === "string" ) { - return indexOf.call( jQuery( elem ), this[ 0 ] ); + // Otherwise we need full lists of their ancestors for comparison + cur = a; + while ( (cur = cur.parentNode) ) { + ap.unshift( cur ); + } + cur = b; + while ( (cur = cur.parentNode) ) { + bp.unshift( cur ); } - // Locate the position of the desired element - return indexOf.call( this, + // Walk down the tree looking for a discrepancy + while ( ap[i] === bp[i] ) { + i++; + } - // If it receives a jQuery object, the first element is used - elem.jquery ? elem[ 0 ] : elem - ); - }, + return i ? + // Do a sibling check if the nodes have a common ancestor + siblingCheck( ap[i], bp[i] ) : - add: function( selector, context ) { - return this.pushStack( - jQuery.unique( - jQuery.merge( this.get(), jQuery( selector, context ) ) - ) - ); - }, + // Otherwise nodes in our document sort first + ap[i] === preferredDoc ? -1 : + bp[i] === preferredDoc ? 1 : + 0; + }; - addBack: function( selector ) { - return this.add( selector == null ? - this.prevObject : this.prevObject.filter(selector) - ); - } - }); + return doc; + }; - function sibling( cur, dir ) { - while ( (cur = cur[dir]) && cur.nodeType !== 1 ) {} - return cur; - } + Sizzle.matches = function( expr, elements ) { + return Sizzle( expr, null, null, elements ); + }; - jQuery.each({ - parent: function( elem ) { - var parent = elem.parentNode; - return parent && parent.nodeType !== 11 ? parent : null; - }, - parents: function( elem ) { - return jQuery.dir( elem, "parentNode" ); - }, - parentsUntil: function( elem, i, until ) { - return jQuery.dir( elem, "parentNode", until ); - }, - next: function( elem ) { - return sibling( elem, "nextSibling" ); - }, - prev: function( elem ) { - return sibling( elem, "previousSibling" ); - }, - nextAll: function( elem ) { - return jQuery.dir( elem, "nextSibling" ); - }, - prevAll: function( elem ) { - return jQuery.dir( elem, "previousSibling" ); - }, - nextUntil: function( elem, i, until ) { - return jQuery.dir( elem, "nextSibling", until ); - }, - prevUntil: function( elem, i, until ) { - return jQuery.dir( elem, "previousSibling", until ); - }, - siblings: function( elem ) { - return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem ); - }, - children: function( elem ) { - return jQuery.sibling( elem.firstChild ); - }, - contents: function( elem ) { - return elem.contentDocument || jQuery.merge( [], elem.childNodes ); + Sizzle.matchesSelector = function( elem, expr ) { + // Set document vars if needed + if ( ( elem.ownerDocument || elem ) !== document ) { + setDocument( elem ); } - }, function( name, fn ) { - jQuery.fn[ name ] = function( until, selector ) { - var matched = jQuery.map( this, fn, until ); - - if ( name.slice( -5 ) !== "Until" ) { - selector = until; - } - if ( selector && typeof selector === "string" ) { - matched = jQuery.filter( selector, matched ); - } + // Make sure that attribute selectors are quoted + expr = expr.replace( rattributeQuotes, "='$1']" ); - if ( this.length > 1 ) { - // Remove duplicates - if ( !guaranteedUnique[ name ] ) { - jQuery.unique( matched ); - } + if ( support.matchesSelector && documentIsHTML && + ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) && + ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) { - // Reverse order for parents* and prev-derivatives - if ( rparentsprev.test( name ) ) { - matched.reverse(); - } - } + try { + var ret = matches.call( elem, expr ); - return this.pushStack( matched ); - }; - }); - var rnotwhite = (/\S+/g); + // IE 9's matchesSelector returns false on disconnected nodes + if ( ret || support.disconnectedMatch || + // As well, disconnected nodes are said to be in a document + // fragment in IE 9 + elem.document && elem.document.nodeType !== 11 ) { + return ret; + } + } catch (e) {} + } + return Sizzle( expr, document, null, [ elem ] ).length > 0; + }; + Sizzle.contains = function( context, elem ) { + // Set document vars if needed + if ( ( context.ownerDocument || context ) !== document ) { + setDocument( context ); + } + return contains( context, elem ); + }; - // String to Object options format cache - var optionsCache = {}; + Sizzle.attr = function( elem, name ) { + // Set document vars if needed + if ( ( elem.ownerDocument || elem ) !== document ) { + setDocument( elem ); + } - // Convert String-formatted options into Object-formatted ones and store in cache - function createOptions( options ) { - var object = optionsCache[ options ] = {}; - jQuery.each( options.match( rnotwhite ) || [], function( _, flag ) { - object[ flag ] = true; - }); - return object; - } + var fn = Expr.attrHandle[ name.toLowerCase() ], + // Don't get fooled by Object.prototype properties (jQuery #13807) + val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ? + fn( elem, name, !documentIsHTML ) : + undefined; - /* - * Create a callback list using the following parameters: - * - * options: an optional list of space-separated options that will change how - * the callback list behaves or a more traditional option object - * - * By default a callback list will act like an event callback list and can be - * "fired" multiple times. - * - * Possible options: - * - * once: will ensure the callback list can only be fired once (like a Deferred) - * - * memory: will keep track of previous values and will call any callback added - * after the list has been fired right away with the latest "memorized" - * values (like a Deferred) - * - * unique: will ensure a callback can only be added once (no duplicate in the list) - * - * stopOnFalse: interrupt callings when a callback returns false - * + return val !== undefined ? + val : + support.attributes || !documentIsHTML ? + elem.getAttribute( name ) : + (val = elem.getAttributeNode(name)) && val.specified ? + val.value : + null; + }; + + Sizzle.error = function( msg ) { + throw new Error( "Syntax error, unrecognized expression: " + msg ); + }; + + /** + * Document sorting and removing duplicates + * @param {ArrayLike} results */ - jQuery.Callbacks = function( options ) { + Sizzle.uniqueSort = function( results ) { + var elem, + duplicates = [], + j = 0, + i = 0; - // Convert options from String-formatted to Object-formatted if needed - // (we check in cache first) - options = typeof options === "string" ? - ( optionsCache[ options ] || createOptions( options ) ) : - jQuery.extend( {}, options ); + // Unless we *know* we can detect duplicates, assume their presence + hasDuplicate = !support.detectDuplicates; + sortInput = !support.sortStable && results.slice( 0 ); + results.sort( sortOrder ); - var // Last fire value (for non-forgettable lists) - memory, - // Flag to know if list was already fired - fired, - // Flag to know if list is currently firing - firing, - // First callback to fire (used internally by add and fireWith) - firingStart, - // End of the loop when firing - firingLength, - // Index of currently firing callback (modified by remove if needed) - firingIndex, - // Actual callback list - list = [], - // Stack of fire calls for repeatable lists - stack = !options.once && [], - // Fire callbacks - fire = function( data ) { - memory = options.memory && data; - fired = true; - firingIndex = firingStart || 0; - firingStart = 0; - firingLength = list.length; - firing = true; - for ( ; list && firingIndex < firingLength; firingIndex++ ) { - if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) { - memory = false; // To prevent further calls using add - break; - } - } - firing = false; - if ( list ) { - if ( stack ) { - if ( stack.length ) { - fire( stack.shift() ); - } - } else if ( memory ) { - list = []; - } else { - self.disable(); - } + if ( hasDuplicate ) { + while ( (elem = results[i++]) ) { + if ( elem === results[ i ] ) { + j = duplicates.push( i ); } - }, - // Actual Callbacks object - self = { - // Add a callback or a collection of callbacks to the list - add: function() { - if ( list ) { - // First, we save the current length - var start = list.length; - (function add( args ) { - jQuery.each( args, function( _, arg ) { - var type = jQuery.type( arg ); - if ( type === "function" ) { - if ( !options.unique || !self.has( arg ) ) { - list.push( arg ); - } - } else if ( arg && arg.length && type !== "string" ) { - // Inspect recursively - add( arg ); - } - }); - })( arguments ); - // Do we need to add the callbacks to the - // current firing batch? - if ( firing ) { - firingLength = list.length; - // With memory, if we're not firing then - // we should call right away - } else if ( memory ) { - firingStart = start; - fire( memory ); - } - } - return this; - }, - // Remove a callback from the list - remove: function() { - if ( list ) { - jQuery.each( arguments, function( _, arg ) { - var index; - while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) { - list.splice( index, 1 ); - // Handle firing indexes - if ( firing ) { - if ( index <= firingLength ) { - firingLength--; - } - if ( index <= firingIndex ) { - firingIndex--; - } - } - } - }); - } - return this; - }, - // Check if a given callback is in the list. - // If no argument is given, return whether or not list has callbacks attached. - has: function( fn ) { - return fn ? jQuery.inArray( fn, list ) > -1 : !!( list && list.length ); - }, - // Remove all callbacks from the list - empty: function() { - list = []; - firingLength = 0; - return this; - }, - // Have the list do nothing anymore - disable: function() { - list = stack = memory = undefined; - return this; - }, - // Is it disabled? - disabled: function() { - return !list; - }, - // Lock the list in its current state - lock: function() { - stack = undefined; - if ( !memory ) { - self.disable(); - } - return this; - }, - // Is it locked? - locked: function() { - return !stack; - }, - // Call all callbacks with the given context and arguments - fireWith: function( context, args ) { - if ( list && ( !fired || stack ) ) { - args = args || []; - args = [ context, args.slice ? args.slice() : args ]; - if ( firing ) { - stack.push( args ); - } else { - fire( args ); - } - } - return this; - }, - // Call all the callbacks with the given arguments - fire: function() { - self.fireWith( this, arguments ); - return this; - }, - // To know if the callbacks have already been called at least once - fired: function() { - return !!fired; + } + while ( j-- ) { + results.splice( duplicates[ j ], 1 ); + } + } + + // Clear input after sorting to release objects + // See https://github.com/jquery/sizzle/pull/225 + sortInput = null; + + return results; + }; + + /** + * Utility function for retrieving the text value of an array of DOM nodes + * @param {Array|Element} elem + */ + getText = Sizzle.getText = function( elem ) { + var node, + ret = "", + i = 0, + nodeType = elem.nodeType; + + if ( !nodeType ) { + // If no nodeType, this is expected to be an array + while ( (node = elem[i++]) ) { + // Do not traverse comment nodes + ret += getText( node ); + } + } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { + // Use textContent for elements + // innerText usage removed for consistency of new lines (jQuery #11153) + if ( typeof elem.textContent === "string" ) { + return elem.textContent; + } else { + // Traverse its children + for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { + ret += getText( elem ); } - }; + } + } else if ( nodeType === 3 || nodeType === 4 ) { + return elem.nodeValue; + } + // Do not include comment or processing instruction nodes - return self; + return ret; }; + Expr = Sizzle.selectors = { - jQuery.extend({ + // Can be adjusted by the user + cacheLength: 50, - Deferred: function( func ) { - var tuples = [ - // action, add listener, listener list, final state - [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ], - [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ], - [ "notify", "progress", jQuery.Callbacks("memory") ] - ], - state = "pending", - promise = { - state: function() { - return state; - }, - always: function() { - deferred.done( arguments ).fail( arguments ); - return this; - }, - then: function( /* fnDone, fnFail, fnProgress */ ) { - var fns = arguments; - return jQuery.Deferred(function( newDefer ) { - jQuery.each( tuples, function( i, tuple ) { - var fn = jQuery.isFunction( fns[ i ] ) && fns[ i ]; - // deferred[ done | fail | progress ] for forwarding actions to newDefer - deferred[ tuple[1] ](function() { - var returned = fn && fn.apply( this, arguments ); - if ( returned && jQuery.isFunction( returned.promise ) ) { - returned.promise() - .done( newDefer.resolve ) - .fail( newDefer.reject ) - .progress( newDefer.notify ); - } else { - newDefer[ tuple[ 0 ] + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments ); - } - }); - }); - fns = null; - }).promise(); - }, - // Get a promise for this deferred - // If obj is provided, the promise aspect is added to the object - promise: function( obj ) { - return obj != null ? jQuery.extend( obj, promise ) : promise; - } - }, - deferred = {}; + createPseudo: markFunction, + + match: matchExpr, + + attrHandle: {}, - // Keep pipe for back-compat - promise.pipe = promise.then; + find: {}, - // Add list-specific methods - jQuery.each( tuples, function( i, tuple ) { - var list = tuple[ 2 ], - stateString = tuple[ 3 ]; + relative: { + ">": { dir: "parentNode", first: true }, + " ": { dir: "parentNode" }, + "+": { dir: "previousSibling", first: true }, + "~": { dir: "previousSibling" } + }, - // promise[ done | fail | progress ] = list.add - promise[ tuple[1] ] = list.add; + preFilter: { + "ATTR": function( match ) { + match[1] = match[1].replace( runescape, funescape ); - // Handle state - if ( stateString ) { - list.add(function() { - // state = [ resolved | rejected ] - state = stateString; + // Move the given value to match[3] whether quoted or unquoted + match[3] = ( match[3] || match[4] || match[5] || "" ).replace( runescape, funescape ); - // [ reject_list | resolve_list ].disable; progress_list.lock - }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock ); + if ( match[2] === "~=" ) { + match[3] = " " + match[3] + " "; } - // deferred[ resolve | reject | notify ] - deferred[ tuple[0] ] = function() { - deferred[ tuple[0] + "With" ]( this === deferred ? promise : this, arguments ); - return this; - }; - deferred[ tuple[0] + "With" ] = list.fireWith; - }); + return match.slice( 0, 4 ); + }, - // Make the deferred a promise - promise.promise( deferred ); + "CHILD": function( match ) { + /* matches from matchExpr["CHILD"] + 1 type (only|nth|...) + 2 what (child|of-type) + 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...) + 4 xn-component of xn+y argument ([+-]?\d*n|) + 5 sign of xn-component + 6 x of xn-component + 7 sign of y-component + 8 y of y-component + */ + match[1] = match[1].toLowerCase(); - // Call given func if any - if ( func ) { - func.call( deferred, deferred ); - } + if ( match[1].slice( 0, 3 ) === "nth" ) { + // nth-* requires argument + if ( !match[3] ) { + Sizzle.error( match[0] ); + } - // All done! - return deferred; - }, + // numeric x and y parameters for Expr.filter.CHILD + // remember that false/true cast respectively to 0/1 + match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) ); + match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" ); - // Deferred helper - when: function( subordinate /* , ..., subordinateN */ ) { - var i = 0, - resolveValues = slice.call( arguments ), - length = resolveValues.length, + // other types prohibit arguments + } else if ( match[3] ) { + Sizzle.error( match[0] ); + } - // the count of uncompleted subordinates - remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0, + return match; + }, - // the master Deferred. If resolveValues consist of only a single Deferred, just use that. - deferred = remaining === 1 ? subordinate : jQuery.Deferred(), + "PSEUDO": function( match ) { + var excess, + unquoted = !match[6] && match[2]; - // Update function for both resolve and progress values - updateFunc = function( i, contexts, values ) { - return function( value ) { - contexts[ i ] = this; - values[ i ] = arguments.length > 1 ? slice.call( arguments ) : value; - if ( values === progressValues ) { - deferred.notifyWith( contexts, values ); - } else if ( !( --remaining ) ) { - deferred.resolveWith( contexts, values ); - } - }; - }, + if ( matchExpr["CHILD"].test( match[0] ) ) { + return null; + } - progressValues, progressContexts, resolveContexts; + // Accept quoted arguments as-is + if ( match[3] ) { + match[2] = match[4] || match[5] || ""; - // Add listeners to Deferred subordinates; treat others as resolved - if ( length > 1 ) { - progressValues = new Array( length ); - progressContexts = new Array( length ); - resolveContexts = new Array( length ); - for ( ; i < length; i++ ) { - if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) { - resolveValues[ i ].promise() - .done( updateFunc( i, resolveContexts, resolveValues ) ) - .fail( deferred.reject ) - .progress( updateFunc( i, progressContexts, progressValues ) ); - } else { - --remaining; - } + // Strip excess characters from unquoted arguments + } else if ( unquoted && rpseudo.test( unquoted ) && + // Get excess from tokenize (recursively) + (excess = tokenize( unquoted, true )) && + // advance to the next closing parenthesis + (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) { + + // excess is a negative index + match[0] = match[0].slice( 0, excess ); + match[2] = unquoted.slice( 0, excess ); } - } - // If we're not waiting on anything, resolve the master - if ( !remaining ) { - deferred.resolveWith( resolveContexts, resolveValues ); + // Return only captures needed by the pseudo filter method (type and argument) + return match.slice( 0, 3 ); } + }, - return deferred.promise(); - } - }); - + filter: { - // The deferred used on DOM ready - var readyList; + "TAG": function( nodeNameSelector ) { + var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase(); + return nodeNameSelector === "*" ? + function() { return true; } : + function( elem ) { + return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; + }; + }, - jQuery.fn.ready = function( fn ) { - // Add the callback - jQuery.ready.promise().done( fn ); + "CLASS": function( className ) { + var pattern = classCache[ className + " " ]; - return this; - }; + return pattern || + (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) && + classCache( className, function( elem ) { + return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && elem.getAttribute("class") || "" ); + }); + }, - jQuery.extend({ - // Is the DOM ready to be used? Set to true once it occurs. - isReady: false, + "ATTR": function( name, operator, check ) { + return function( elem ) { + var result = Sizzle.attr( elem, name ); - // A counter to track how many items to wait for before - // the ready event fires. See #6781 - readyWait: 1, + if ( result == null ) { + return operator === "!="; + } + if ( !operator ) { + return true; + } - // Hold (or release) the ready event - holdReady: function( hold ) { - if ( hold ) { - jQuery.readyWait++; - } else { - jQuery.ready( true ); - } - }, + result += ""; - // Handle when the DOM is ready - ready: function( wait ) { + return operator === "=" ? result === check : + operator === "!=" ? result !== check : + operator === "^=" ? check && result.indexOf( check ) === 0 : + operator === "*=" ? check && result.indexOf( check ) > -1 : + operator === "$=" ? check && result.slice( -check.length ) === check : + operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 : + operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" : + false; + }; + }, - // Abort if there are pending holds or we're already ready - if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) { - return; - } + "CHILD": function( type, what, argument, first, last ) { + var simple = type.slice( 0, 3 ) !== "nth", + forward = type.slice( -4 ) !== "last", + ofType = what === "of-type"; - // Remember that the DOM is ready - jQuery.isReady = true; + return first === 1 && last === 0 ? - // If a normal DOM Ready event fired, decrement, and wait if need be - if ( wait !== true && --jQuery.readyWait > 0 ) { - return; - } + // Shortcut for :nth-*(n) + function( elem ) { + return !!elem.parentNode; + } : - // If there are functions bound, to execute - readyList.resolveWith( document, [ jQuery ] ); + function( elem, context, xml ) { + var cache, outerCache, node, diff, nodeIndex, start, + dir = simple !== forward ? "nextSibling" : "previousSibling", + parent = elem.parentNode, + name = ofType && elem.nodeName.toLowerCase(), + useCache = !xml && !ofType; - // Trigger any bound ready events - if ( jQuery.fn.triggerHandler ) { - jQuery( document ).triggerHandler( "ready" ); - jQuery( document ).off( "ready" ); - } - } - }); + if ( parent ) { - /** - * The ready event handler and self cleanup method - */ - function completed() { - document.removeEventListener( "DOMContentLoaded", completed, false ); - window.removeEventListener( "load", completed, false ); - jQuery.ready(); - } + // :(first|last|only)-(child|of-type) + if ( simple ) { + while ( dir ) { + node = elem; + while ( (node = node[ dir ]) ) { + if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) { + return false; + } + } + // Reverse direction for :only-* (if we haven't yet done so) + start = dir = type === "only" && !start && "nextSibling"; + } + return true; + } - jQuery.ready.promise = function( obj ) { - if ( !readyList ) { + start = [ forward ? parent.firstChild : parent.lastChild ]; - readyList = jQuery.Deferred(); + // non-xml :nth-child(...) stores cache data on `parent` + if ( forward && useCache ) { + // Seek `elem` from a previously-cached index + outerCache = parent[ expando ] || (parent[ expando ] = {}); + cache = outerCache[ type ] || []; + nodeIndex = cache[0] === dirruns && cache[1]; + diff = cache[0] === dirruns && cache[2]; + node = nodeIndex && parent.childNodes[ nodeIndex ]; - // Catch cases where $(document).ready() is called after the browser event has already occurred. - // We once tried to use readyState "interactive" here, but it caused issues like the one - // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15 - if ( document.readyState === "complete" ) { - // Handle it asynchronously to allow scripts the opportunity to delay ready - setTimeout( jQuery.ready ); + while ( (node = ++nodeIndex && node && node[ dir ] || - } else { + // Fallback to seeking `elem` from the start + (diff = nodeIndex = 0) || start.pop()) ) { - // Use the handy event callback - document.addEventListener( "DOMContentLoaded", completed, false ); + // When found, cache indexes on `parent` and break + if ( node.nodeType === 1 && ++diff && node === elem ) { + outerCache[ type ] = [ dirruns, nodeIndex, diff ]; + break; + } + } - // A fallback to window.onload, that will always work - window.addEventListener( "load", completed, false ); - } - } - return readyList.promise( obj ); - }; + // Use previously-cached element index if available + } else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) { + diff = cache[1]; - // Kick off the DOM ready check even if the user does not - jQuery.ready.promise(); + // xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...) + } else { + // Use the same loop as above to seek `elem` from the start + while ( (node = ++nodeIndex && node && node[ dir ] || + (diff = nodeIndex = 0) || start.pop()) ) { + if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) { + // Cache the index of each encountered element + if ( useCache ) { + (node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ]; + } + if ( node === elem ) { + break; + } + } + } + } + // Incorporate the offset, then check against cycle size + diff -= last; + return diff === first || ( diff % first === 0 && diff / first >= 0 ); + } + }; + }, - // Multifunctional method to get and set values of a collection - // The value/s can optionally be executed if it's a function - var access = jQuery.access = function( elems, fn, key, value, chainable, emptyGet, raw ) { - var i = 0, - len = elems.length, - bulk = key == null; + "PSEUDO": function( pseudo, argument ) { + // pseudo-class names are case-insensitive + // http://www.w3.org/TR/selectors/#pseudo-classes + // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters + // Remember that setFilters inherits from pseudos + var args, + fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] || + Sizzle.error( "unsupported pseudo: " + pseudo ); - // Sets many values - if ( jQuery.type( key ) === "object" ) { - chainable = true; - for ( i in key ) { - jQuery.access( elems, fn, i, key[i], true, emptyGet, raw ); - } + // The user may use createPseudo to indicate that + // arguments are needed to create the filter function + // just as Sizzle does + if ( fn[ expando ] ) { + return fn( argument ); + } - // Sets one value - } else if ( value !== undefined ) { - chainable = true; + // But maintain support for old signatures + if ( fn.length > 1 ) { + args = [ pseudo, pseudo, "", argument ]; + return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ? + markFunction(function( seed, matches ) { + var idx, + matched = fn( seed, argument ), + i = matched.length; + while ( i-- ) { + idx = indexOf( seed, matched[i] ); + seed[ idx ] = !( matches[ idx ] = matched[i] ); + } + }) : + function( elem ) { + return fn( elem, 0, args ); + }; + } - if ( !jQuery.isFunction( value ) ) { - raw = true; + return fn; } + }, - if ( bulk ) { - // Bulk operations run against the entire set - if ( raw ) { - fn.call( elems, value ); - fn = null; + pseudos: { + // Potentially complex pseudos + "not": markFunction(function( selector ) { + // Trim the selector passed to compile + // to avoid treating leading and trailing + // spaces as combinators + var input = [], + results = [], + matcher = compile( selector.replace( rtrim, "$1" ) ); - // ...except when executing function values - } else { - bulk = fn; - fn = function( elem, key, value ) { - return bulk.call( jQuery( elem ), value ); - }; - } - } + return matcher[ expando ] ? + markFunction(function( seed, matches, context, xml ) { + var elem, + unmatched = matcher( seed, null, xml, [] ), + i = seed.length; - if ( fn ) { - for ( ; i < len; i++ ) { - fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) ); - } - } - } + // Match elements unmatched by `matcher` + while ( i-- ) { + if ( (elem = unmatched[i]) ) { + seed[i] = !(matches[i] = elem); + } + } + }) : + function( elem, context, xml ) { + input[0] = elem; + matcher( input, null, xml, results ); + // Don't keep the element (issue #299) + input[0] = null; + return !results.pop(); + }; + }), - return chainable ? - elems : + "has": markFunction(function( selector ) { + return function( elem ) { + return Sizzle( selector, elem ).length > 0; + }; + }), - // Gets - bulk ? - fn.call( elems ) : - len ? fn( elems[0], key ) : emptyGet; - }; + "contains": markFunction(function( text ) { + text = text.replace( runescape, funescape ); + return function( elem ) { + return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1; + }; + }), + // "Whether an element is represented by a :lang() selector + // is based solely on the element's language value + // being equal to the identifier C, + // or beginning with the identifier C immediately followed by "-". + // The matching of C against the element's language value is performed case-insensitively. + // The identifier C does not have to be a valid language name." + // http://www.w3.org/TR/selectors/#lang-pseudo + "lang": markFunction( function( lang ) { + // lang value must be a valid identifier + if ( !ridentifier.test(lang || "") ) { + Sizzle.error( "unsupported lang: " + lang ); + } + lang = lang.replace( runescape, funescape ).toLowerCase(); + return function( elem ) { + var elemLang; + do { + if ( (elemLang = documentIsHTML ? + elem.lang : + elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) { - /** - * Determines whether an object can have data - */ - jQuery.acceptData = function( owner ) { - // Accepts only: - // - Node - // - Node.ELEMENT_NODE - // - Node.DOCUMENT_NODE - // - Object - // - Any - /* jshint -W018 */ - return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType ); - }; + elemLang = elemLang.toLowerCase(); + return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0; + } + } while ( (elem = elem.parentNode) && elem.nodeType === 1 ); + return false; + }; + }), + // Miscellaneous + "target": function( elem ) { + var hash = window.location && window.location.hash; + return hash && hash.slice( 1 ) === elem.id; + }, - function Data() { - // Support: Android<4, - // Old WebKit does not have Object.preventExtensions/freeze method, - // return new empty object instead with no [[set]] accessor - Object.defineProperty( this.cache = {}, 0, { - get: function() { - return {}; - } - }); + "root": function( elem ) { + return elem === docElem; + }, - this.expando = jQuery.expando + Data.uid++; - } + "focus": function( elem ) { + return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex); + }, - Data.uid = 1; - Data.accepts = jQuery.acceptData; + // Boolean properties + "enabled": function( elem ) { + return elem.disabled === false; + }, - Data.prototype = { - key: function( owner ) { - // We can accept data for non-element nodes in modern browsers, - // but we should not, see #8335. - // Always return the key for a frozen object. - if ( !Data.accepts( owner ) ) { - return 0; - } + "disabled": function( elem ) { + return elem.disabled === true; + }, - var descriptor = {}, - // Check if the owner object already has a cache key - unlock = owner[ this.expando ]; + "checked": function( elem ) { + // In CSS3, :checked should return both checked and selected elements + // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked + var nodeName = elem.nodeName.toLowerCase(); + return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected); + }, - // If not, create one - if ( !unlock ) { - unlock = Data.uid++; + "selected": function( elem ) { + // Accessing this property makes selected-by-default + // options in Safari work properly + if ( elem.parentNode ) { + elem.parentNode.selectedIndex; + } - // Secure it in a non-enumerable, non-writable property - try { - descriptor[ this.expando ] = { value: unlock }; - Object.defineProperties( owner, descriptor ); + return elem.selected === true; + }, - // Support: Android<4 - // Fallback to a less secure definition - } catch ( e ) { - descriptor[ this.expando ] = unlock; - jQuery.extend( owner, descriptor ); + // Contents + "empty": function( elem ) { + // http://www.w3.org/TR/selectors/#empty-pseudo + // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5), + // but not by others (comment: 8; processing instruction: 7; etc.) + // nodeType < 6 works because attributes (2) do not appear as children + for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { + if ( elem.nodeType < 6 ) { + return false; + } } - } + return true; + }, - // Ensure the cache object - if ( !this.cache[ unlock ] ) { - this.cache[ unlock ] = {}; - } + "parent": function( elem ) { + return !Expr.pseudos["empty"]( elem ); + }, - return unlock; - }, - set: function( owner, data, value ) { - var prop, - // There may be an unlock assigned to this node, - // if there is no entry for this "owner", create one inline - // and set the unlock as though an owner entry had always existed - unlock = this.key( owner ), - cache = this.cache[ unlock ]; + // Element/input types + "header": function( elem ) { + return rheader.test( elem.nodeName ); + }, - // Handle: [ owner, key, value ] args - if ( typeof data === "string" ) { - cache[ data ] = value; + "input": function( elem ) { + return rinputs.test( elem.nodeName ); + }, - // Handle: [ owner, { properties } ] args - } else { - // Fresh assignments by object are shallow copied - if ( jQuery.isEmptyObject( cache ) ) { - jQuery.extend( this.cache[ unlock ], data ); - // Otherwise, copy the properties one-by-one to the cache object - } else { - for ( prop in data ) { - cache[ prop ] = data[ prop ]; - } - } - } - return cache; - }, - get: function( owner, key ) { - // Either a valid cache is found, or will be created. - // New caches will be created and the unlock returned, - // allowing direct access to the newly created - // empty data object. A valid owner object must be provided. - var cache = this.cache[ this.key( owner ) ]; + "button": function( elem ) { + var name = elem.nodeName.toLowerCase(); + return name === "input" && elem.type === "button" || name === "button"; + }, - return key === undefined ? - cache : cache[ key ]; - }, - access: function( owner, key, value ) { - var stored; - // In cases where either: - // - // 1. No key was specified - // 2. A string key was specified, but no value provided - // - // Take the "read" path and allow the get method to determine - // which value to return, respectively either: - // - // 1. The entire cache object - // 2. The data stored at the key - // - if ( key === undefined || - ((key && typeof key === "string") && value === undefined) ) { + "text": function( elem ) { + var attr; + return elem.nodeName.toLowerCase() === "input" && + elem.type === "text" && - stored = this.get( owner, key ); + // Support: IE<8 + // New HTML5 attribute values (e.g., "search") appear with elem.type === "text" + ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" ); + }, - return stored !== undefined ? - stored : this.get( owner, jQuery.camelCase(key) ); - } + // Position-in-collection + "first": createPositionalPseudo(function() { + return [ 0 ]; + }), - // [*]When the key is not a string, or both a key and value - // are specified, set or extend (existing objects) with either: - // - // 1. An object of properties - // 2. A key and value - // - this.set( owner, key, value ); + "last": createPositionalPseudo(function( matchIndexes, length ) { + return [ length - 1 ]; + }), - // Since the "set" path can have two possible entry points - // return the expected data based on which path was taken[*] - return value !== undefined ? value : key; - }, - remove: function( owner, key ) { - var i, name, camel, - unlock = this.key( owner ), - cache = this.cache[ unlock ]; + "eq": createPositionalPseudo(function( matchIndexes, length, argument ) { + return [ argument < 0 ? argument + length : argument ]; + }), - if ( key === undefined ) { - this.cache[ unlock ] = {}; + "even": createPositionalPseudo(function( matchIndexes, length ) { + var i = 0; + for ( ; i < length; i += 2 ) { + matchIndexes.push( i ); + } + return matchIndexes; + }), - } else { - // Support array or space separated string of keys - if ( jQuery.isArray( key ) ) { - // If "name" is an array of keys... - // When data is initially created, via ("key", "val") signature, - // keys will be converted to camelCase. - // Since there is no way to tell _how_ a key was added, remove - // both plain key and camelCase key. #12786 - // This will only penalize the array argument path. - name = key.concat( key.map( jQuery.camelCase ) ); - } else { - camel = jQuery.camelCase( key ); - // Try the string as a key before any manipulation - if ( key in cache ) { - name = [ key, camel ]; - } else { - // If a key with the spaces exists, use it. - // Otherwise, create an array by matching non-whitespace - name = camel; - name = name in cache ? - [ name ] : ( name.match( rnotwhite ) || [] ); - } + "odd": createPositionalPseudo(function( matchIndexes, length ) { + var i = 1; + for ( ; i < length; i += 2 ) { + matchIndexes.push( i ); } + return matchIndexes; + }), - i = name.length; - while ( i-- ) { - delete cache[ name[ i ] ]; + "lt": createPositionalPseudo(function( matchIndexes, length, argument ) { + var i = argument < 0 ? argument + length : argument; + for ( ; --i >= 0; ) { + matchIndexes.push( i ); } - } - }, - hasData: function( owner ) { - return !jQuery.isEmptyObject( - this.cache[ owner[ this.expando ] ] || {} - ); - }, - discard: function( owner ) { - if ( owner[ this.expando ] ) { - delete this.cache[ owner[ this.expando ] ]; - } + return matchIndexes; + }), + + "gt": createPositionalPseudo(function( matchIndexes, length, argument ) { + var i = argument < 0 ? argument + length : argument; + for ( ; ++i < length; ) { + matchIndexes.push( i ); + } + return matchIndexes; + }) } }; - var data_priv = new Data(); - var data_user = new Data(); + Expr.pseudos["nth"] = Expr.pseudos["eq"]; + + // Add button/input type pseudos + for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) { + Expr.pseudos[ i ] = createInputPseudo( i ); + } + for ( i in { submit: true, reset: true } ) { + Expr.pseudos[ i ] = createButtonPseudo( i ); + } + // Easy API for creating new setFilters + function setFilters() {} + setFilters.prototype = Expr.filters = Expr.pseudos; + Expr.setFilters = new setFilters(); + tokenize = Sizzle.tokenize = function( selector, parseOnly ) { + var matched, match, tokens, type, + soFar, groups, preFilters, + cached = tokenCache[ selector + " " ]; - // Implementation Summary - // - // 1. Enforce API surface and semantic compatibility with 1.9.x branch - // 2. Improve the module's maintainability by reducing the storage - // paths to a single mechanism. - // 3. Use the same single mechanism to support "private" and "user" data. - // 4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData) - // 5. Avoid exposing implementation details on user objects (eg. expando properties) - // 6. Provide a clear path for implementation upgrade to WeakMap in 2014 + if ( cached ) { + return parseOnly ? 0 : cached.slice( 0 ); + } - var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/, - rmultiDash = /([A-Z])/g; + soFar = selector; + groups = []; + preFilters = Expr.preFilter; + + while ( soFar ) { + + // Comma and first run + if ( !matched || (match = rcomma.exec( soFar )) ) { + if ( match ) { + // Don't consume trailing commas as valid + soFar = soFar.slice( match[0].length ) || soFar; + } + groups.push( (tokens = []) ); + } - function dataAttr( elem, key, data ) { - var name; + matched = false; - // If nothing was found internally, try to fetch any - // data from the HTML5 data-* attribute - if ( data === undefined && elem.nodeType === 1 ) { - name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase(); - data = elem.getAttribute( name ); + // Combinators + if ( (match = rcombinators.exec( soFar )) ) { + matched = match.shift(); + tokens.push({ + value: matched, + // Cast descendant combinators to space + type: match[0].replace( rtrim, " " ) + }); + soFar = soFar.slice( matched.length ); + } - if ( typeof data === "string" ) { - try { - data = data === "true" ? true : - data === "false" ? false : - data === "null" ? null : - // Only convert to a number if it doesn't change the string - +data + "" === data ? +data : - rbrace.test( data ) ? jQuery.parseJSON( data ) : - data; - } catch( e ) {} + // Filters + for ( type in Expr.filter ) { + if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] || + (match = preFilters[ type ]( match ))) ) { + matched = match.shift(); + tokens.push({ + value: matched, + type: type, + matches: match + }); + soFar = soFar.slice( matched.length ); + } + } - // Make sure we set the data so it isn't changed later - data_user.set( elem, key, data ); - } else { - data = undefined; + if ( !matched ) { + break; } } - return data; - } - - jQuery.extend({ - hasData: function( elem ) { - return data_user.hasData( elem ) || data_priv.hasData( elem ); - }, - data: function( elem, name, data ) { - return data_user.access( elem, name, data ); - }, + // Return the length of the invalid excess + // if we're just parsing + // Otherwise, throw an error or return tokens + return parseOnly ? + soFar.length : + soFar ? + Sizzle.error( selector ) : + // Cache the tokens + tokenCache( selector, groups ).slice( 0 ); + }; - removeData: function( elem, name ) { - data_user.remove( elem, name ); - }, + function toSelector( tokens ) { + var i = 0, + len = tokens.length, + selector = ""; + for ( ; i < len; i++ ) { + selector += tokens[i].value; + } + return selector; + } - // TODO: Now that all calls to _data and _removeData have been replaced - // with direct calls to data_priv methods, these can be deprecated. - _data: function( elem, name, data ) { - return data_priv.access( elem, name, data ); - }, + function addCombinator( matcher, combinator, base ) { + var dir = combinator.dir, + checkNonElements = base && dir === "parentNode", + doneName = done++; - _removeData: function( elem, name ) { - data_priv.remove( elem, name ); - } - }); + return combinator.first ? + // Check against closest ancestor/preceding element + function( elem, context, xml ) { + while ( (elem = elem[ dir ]) ) { + if ( elem.nodeType === 1 || checkNonElements ) { + return matcher( elem, context, xml ); + } + } + } : - jQuery.fn.extend({ - data: function( key, value ) { - var i, name, data, - elem = this[ 0 ], - attrs = elem && elem.attributes; + // Check against all ancestor/preceding elements + function( elem, context, xml ) { + var oldCache, outerCache, + newCache = [ dirruns, doneName ]; - // Gets all values - if ( key === undefined ) { - if ( this.length ) { - data = data_user.get( elem ); + // We can't set arbitrary data on XML nodes, so they don't benefit from dir caching + if ( xml ) { + while ( (elem = elem[ dir ]) ) { + if ( elem.nodeType === 1 || checkNonElements ) { + if ( matcher( elem, context, xml ) ) { + return true; + } + } + } + } else { + while ( (elem = elem[ dir ]) ) { + if ( elem.nodeType === 1 || checkNonElements ) { + outerCache = elem[ expando ] || (elem[ expando ] = {}); + if ( (oldCache = outerCache[ dir ]) && + oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) { - if ( elem.nodeType === 1 && !data_priv.get( elem, "hasDataAttrs" ) ) { - i = attrs.length; - while ( i-- ) { + // Assign to newCache so results back-propagate to previous elements + return (newCache[ 2 ] = oldCache[ 2 ]); + } else { + // Reuse newcache so results back-propagate to previous elements + outerCache[ dir ] = newCache; - // Support: IE11+ - // The attrs elements can be null (#14894) - if ( attrs[ i ] ) { - name = attrs[ i ].name; - if ( name.indexOf( "data-" ) === 0 ) { - name = jQuery.camelCase( name.slice(5) ); - dataAttr( elem, name, data[ name ] ); + // A match means we're done; a fail means we have to keep checking + if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) { + return true; } } } - data_priv.set( elem, "hasDataAttrs", true ); } } + }; + } - return data; - } - - // Sets multiple values - if ( typeof key === "object" ) { - return this.each(function() { - data_user.set( this, key ); - }); - } - - return access( this, function( value ) { - var data, - camelKey = jQuery.camelCase( key ); - - // The calling jQuery object (element matches) is not empty - // (and therefore has an element appears at this[ 0 ]) and the - // `value` parameter was not undefined. An empty jQuery object - // will result in `undefined` for elem = this[ 0 ] which will - // throw an exception if an attempt to read a data cache is made. - if ( elem && value === undefined ) { - // Attempt to get data from the cache - // with the key as-is - data = data_user.get( elem, key ); - if ( data !== undefined ) { - return data; + function elementMatcher( matchers ) { + return matchers.length > 1 ? + function( elem, context, xml ) { + var i = matchers.length; + while ( i-- ) { + if ( !matchers[i]( elem, context, xml ) ) { + return false; } + } + return true; + } : + matchers[0]; + } - // Attempt to get data from the cache - // with the key camelized - data = data_user.get( elem, camelKey ); - if ( data !== undefined ) { - return data; - } + function multipleContexts( selector, contexts, results ) { + var i = 0, + len = contexts.length; + for ( ; i < len; i++ ) { + Sizzle( selector, contexts[i], results ); + } + return results; + } - // Attempt to "discover" the data in - // HTML5 custom data-* attrs - data = dataAttr( elem, camelKey, undefined ); - if ( data !== undefined ) { - return data; - } + function condense( unmatched, map, filter, context, xml ) { + var elem, + newUnmatched = [], + i = 0, + len = unmatched.length, + mapped = map != null; - // We tried really hard, but the data doesn't exist. - return; + for ( ; i < len; i++ ) { + if ( (elem = unmatched[i]) ) { + if ( !filter || filter( elem, context, xml ) ) { + newUnmatched.push( elem ); + if ( mapped ) { + map.push( i ); + } } + } + } - // Set the data... - this.each(function() { - // First, attempt to store a copy or reference of any - // data that might've been store with a camelCased key. - var data = data_user.get( this, camelKey ); + return newUnmatched; + } - // For HTML5 data-* attribute interop, we have to - // store property names with dashes in a camelCase form. - // This might not apply to all properties...* - data_user.set( this, camelKey, value ); + function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) { + if ( postFilter && !postFilter[ expando ] ) { + postFilter = setMatcher( postFilter ); + } + if ( postFinder && !postFinder[ expando ] ) { + postFinder = setMatcher( postFinder, postSelector ); + } + return markFunction(function( seed, results, context, xml ) { + var temp, i, elem, + preMap = [], + postMap = [], + preexisting = results.length, + + // Get initial elements from seed or context + elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ), - // *... In the case of properties that might _actually_ - // have dashes, we need to also store a copy of that - // unchanged property. - if ( key.indexOf("-") !== -1 && data !== undefined ) { - data_user.set( this, key, value ); - } - }); - }, null, value, arguments.length > 1, null, true ); - }, + // Prefilter to get matcher input, preserving a map for seed-results synchronization + matcherIn = preFilter && ( seed || !selector ) ? + condense( elems, preMap, preFilter, context, xml ) : + elems, - removeData: function( key ) { - return this.each(function() { - data_user.remove( this, key ); - }); - } - }); + matcherOut = matcher ? + // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results, + postFinder || ( seed ? preFilter : preexisting || postFilter ) ? + // ...intermediate processing is necessary + [] : - jQuery.extend({ - queue: function( elem, type, data ) { - var queue; + // ...otherwise use results directly + results : + matcherIn; - if ( elem ) { - type = ( type || "fx" ) + "queue"; - queue = data_priv.get( elem, type ); + // Find primary matches + if ( matcher ) { + matcher( matcherIn, matcherOut, context, xml ); + } - // Speed up dequeue by getting out quickly if this is just a lookup - if ( data ) { - if ( !queue || jQuery.isArray( data ) ) { - queue = data_priv.access( elem, type, jQuery.makeArray(data) ); - } else { - queue.push( data ); + // Apply postFilter + if ( postFilter ) { + temp = condense( matcherOut, postMap ); + postFilter( temp, [], context, xml ); + + // Un-match failing elements by moving them back to matcherIn + i = temp.length; + while ( i-- ) { + if ( (elem = temp[i]) ) { + matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem); } } - return queue || []; } - }, - - dequeue: function( elem, type ) { - type = type || "fx"; - - var queue = jQuery.queue( elem, type ), - startLength = queue.length, - fn = queue.shift(), - hooks = jQuery._queueHooks( elem, type ), - next = function() { - jQuery.dequeue( elem, type ); - }; - // If the fx queue is dequeued, always remove the progress sentinel - if ( fn === "inprogress" ) { - fn = queue.shift(); - startLength--; - } + if ( seed ) { + if ( postFinder || preFilter ) { + if ( postFinder ) { + // Get the final matcherOut by condensing this intermediate into postFinder contexts + temp = []; + i = matcherOut.length; + while ( i-- ) { + if ( (elem = matcherOut[i]) ) { + // Restore matcherIn since elem is not yet a final match + temp.push( (matcherIn[i] = elem) ); + } + } + postFinder( null, (matcherOut = []), temp, xml ); + } - if ( fn ) { + // Move matched elements from seed to results to keep them synchronized + i = matcherOut.length; + while ( i-- ) { + if ( (elem = matcherOut[i]) && + (temp = postFinder ? indexOf( seed, elem ) : preMap[i]) > -1 ) { - // Add a progress sentinel to prevent the fx queue from being - // automatically dequeued - if ( type === "fx" ) { - queue.unshift( "inprogress" ); + seed[temp] = !(results[temp] = elem); + } + } } - // Clear up the last queue stop function - delete hooks.stop; - fn.call( elem, next, hooks ); + // Add elements to results, through postFinder if defined + } else { + matcherOut = condense( + matcherOut === results ? + matcherOut.splice( preexisting, matcherOut.length ) : + matcherOut + ); + if ( postFinder ) { + postFinder( null, results, matcherOut, xml ); + } else { + push.apply( results, matcherOut ); + } } + }); + } - if ( !startLength && hooks ) { - hooks.empty.fire(); - } - }, + function matcherFromTokens( tokens ) { + var checkContext, matcher, j, + len = tokens.length, + leadingRelative = Expr.relative[ tokens[0].type ], + implicitRelative = leadingRelative || Expr.relative[" "], + i = leadingRelative ? 1 : 0, - // Not public - generate a queueHooks object, or return the current one - _queueHooks: function( elem, type ) { - var key = type + "queueHooks"; - return data_priv.get( elem, key ) || data_priv.access( elem, key, { - empty: jQuery.Callbacks("once memory").add(function() { - data_priv.remove( elem, [ type + "queue", key ] ); - }) - }); - } - }); + // The foundational matcher ensures that elements are reachable from top-level context(s) + matchContext = addCombinator( function( elem ) { + return elem === checkContext; + }, implicitRelative, true ), + matchAnyContext = addCombinator( function( elem ) { + return indexOf( checkContext, elem ) > -1; + }, implicitRelative, true ), + matchers = [ function( elem, context, xml ) { + var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( + (checkContext = context).nodeType ? + matchContext( elem, context, xml ) : + matchAnyContext( elem, context, xml ) ); + // Avoid hanging onto element (issue #299) + checkContext = null; + return ret; + } ]; - jQuery.fn.extend({ - queue: function( type, data ) { - var setter = 2; + for ( ; i < len; i++ ) { + if ( (matcher = Expr.relative[ tokens[i].type ]) ) { + matchers = [ addCombinator(elementMatcher( matchers ), matcher) ]; + } else { + matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches ); - if ( typeof type !== "string" ) { - data = type; - type = "fx"; - setter--; + // Return special upon seeing a positional matcher + if ( matcher[ expando ] ) { + // Find the next relative operator (if any) for proper handling + j = ++i; + for ( ; j < len; j++ ) { + if ( Expr.relative[ tokens[j].type ] ) { + break; + } + } + return setMatcher( + i > 1 && elementMatcher( matchers ), + i > 1 && toSelector( + // If the preceding token was a descendant combinator, insert an implicit any-element `*` + tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" }) + ).replace( rtrim, "$1" ), + matcher, + i < j && matcherFromTokens( tokens.slice( i, j ) ), + j < len && matcherFromTokens( (tokens = tokens.slice( j )) ), + j < len && toSelector( tokens ) + ); + } + matchers.push( matcher ); } + } - if ( arguments.length < setter ) { - return jQuery.queue( this[0], type ); - } + return elementMatcher( matchers ); + } - return data === undefined ? - this : - this.each(function() { - var queue = jQuery.queue( this, type, data ); + function matcherFromGroupMatchers( elementMatchers, setMatchers ) { + var bySet = setMatchers.length > 0, + byElement = elementMatchers.length > 0, + superMatcher = function( seed, context, xml, results, outermost ) { + var elem, j, matcher, + matchedCount = 0, + i = "0", + unmatched = seed && [], + setMatched = [], + contextBackup = outermostContext, + // We must always have either seed elements or outermost context + elems = seed || byElement && Expr.find["TAG"]( "*", outermost ), + // Use integer dirruns iff this is the outermost matcher + dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1), + len = elems.length; - // Ensure a hooks for this queue - jQuery._queueHooks( this, type ); + if ( outermost ) { + outermostContext = context !== document && context; + } - if ( type === "fx" && queue[0] !== "inprogress" ) { - jQuery.dequeue( this, type ); - } - }); - }, - dequeue: function( type ) { - return this.each(function() { - jQuery.dequeue( this, type ); - }); - }, - clearQueue: function( type ) { - return this.queue( type || "fx", [] ); - }, - // Get a promise resolved when queues of a certain type - // are emptied (fx is the type by default) - promise: function( type, obj ) { - var tmp, - count = 1, - defer = jQuery.Deferred(), - elements = this, - i = this.length, - resolve = function() { - if ( !( --count ) ) { - defer.resolveWith( elements, [ elements ] ); + // Add elements passing elementMatchers directly to results + // Keep `i` a string if there are no elements so `matchedCount` will be "00" below + // Support: IE<9, Safari + // Tolerate NodeList properties (IE: "length"; Safari: ) matching elements by id + for ( ; i !== len && (elem = elems[i]) != null; i++ ) { + if ( byElement && elem ) { + j = 0; + while ( (matcher = elementMatchers[j++]) ) { + if ( matcher( elem, context, xml ) ) { + results.push( elem ); + break; + } + } + if ( outermost ) { + dirruns = dirrunsUnique; + } } - }; - if ( typeof type !== "string" ) { - obj = type; - type = undefined; - } - type = type || "fx"; + // Track unmatched elements for set filters + if ( bySet ) { + // They will have gone through all possible matchers + if ( (elem = !matcher && elem) ) { + matchedCount--; + } - while ( i-- ) { - tmp = data_priv.get( elements[ i ], type + "queueHooks" ); - if ( tmp && tmp.empty ) { - count++; - tmp.empty.add( resolve ); + // Lengthen the array for every element, matched or not + if ( seed ) { + unmatched.push( elem ); + } + } } - } - resolve(); - return defer.promise( obj ); - } - }); - var pnum = (/[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/).source; - var cssExpand = [ "Top", "Right", "Bottom", "Left" ]; + // Apply set filters to unmatched elements + matchedCount += i; + if ( bySet && i !== matchedCount ) { + j = 0; + while ( (matcher = setMatchers[j++]) ) { + matcher( unmatched, setMatched, context, xml ); + } - var isHidden = function( elem, el ) { - // isHidden might be called from jQuery#filter function; - // in that case, element will be second argument - elem = el || elem; - return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem ); - }; + if ( seed ) { + // Reintegrate element matches to eliminate the need for sorting + if ( matchedCount > 0 ) { + while ( i-- ) { + if ( !(unmatched[i] || setMatched[i]) ) { + setMatched[i] = pop.call( results ); + } + } + } - var rcheckableType = (/^(?:checkbox|radio)$/i); + // Discard index placeholder values to get only actual matches + setMatched = condense( setMatched ); + } + // Add matches to results + push.apply( results, setMatched ); + // Seedless set matches succeeding multiple successful matchers stipulate sorting + if ( outermost && !seed && setMatched.length > 0 && + ( matchedCount + setMatchers.length ) > 1 ) { - (function() { - var fragment = document.createDocumentFragment(), - div = fragment.appendChild( document.createElement( "div" ) ), - input = document.createElement( "input" ); + Sizzle.uniqueSort( results ); + } + } - // Support: Safari<=5.1 - // Check state lost if the name is set (#11217) - // Support: Windows Web Apps (WWA) - // `name` and `type` must use .setAttribute for WWA (#14901) - input.setAttribute( "type", "radio" ); - input.setAttribute( "checked", "checked" ); - input.setAttribute( "name", "t" ); + // Override manipulation of globals by nested matchers + if ( outermost ) { + dirruns = dirrunsUnique; + outermostContext = contextBackup; + } - div.appendChild( input ); + return unmatched; + }; - // Support: Safari<=5.1, Android<4.2 - // Older WebKit doesn't clone checked state correctly in fragments - support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked; + return bySet ? + markFunction( superMatcher ) : + superMatcher; + } - // Support: IE<=11+ - // Make sure textarea (and checkbox) defaultValue is properly cloned - div.innerHTML = ""; - support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue; - })(); - var strundefined = typeof undefined; + compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) { + var i, + setMatchers = [], + elementMatchers = [], + cached = compilerCache[ selector + " " ]; + if ( !cached ) { + // Generate a function of recursive functions that can be used to check each element + if ( !match ) { + match = tokenize( selector ); + } + i = match.length; + while ( i-- ) { + cached = matcherFromTokens( match[i] ); + if ( cached[ expando ] ) { + setMatchers.push( cached ); + } else { + elementMatchers.push( cached ); + } + } + // Cache the compiled function + cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) ); - support.focusinBubbles = "onfocusin" in window; + // Save selector and tokenization + cached.selector = selector; + } + return cached; + }; + /** + * A low-level selection function that works with Sizzle's compiled + * selector functions + * @param {String|Function} selector A selector or a pre-compiled + * selector function built with Sizzle.compile + * @param {Element} context + * @param {Array} [results] + * @param {Array} [seed] A set of elements to match against + */ + select = Sizzle.select = function( selector, context, results, seed ) { + var i, tokens, token, type, find, + compiled = typeof selector === "function" && selector, + match = !seed && tokenize( (selector = compiled.selector || selector) ); - var - rkeyEvent = /^key/, - rmouseEvent = /^(?:mouse|pointer|contextmenu)|click/, - rfocusMorph = /^(?:focusinfocus|focusoutblur)$/, - rtypenamespace = /^([^.]*)(?:\.(.+)|)$/; + results = results || []; - function returnTrue() { - return true; - } + // Try to minimize operations if there is no seed and only one group + if ( match.length === 1 ) { - function returnFalse() { - return false; - } + // Take a shortcut and set the context if the root selector is an ID + tokens = match[0] = match[0].slice( 0 ); + if ( tokens.length > 2 && (token = tokens[0]).type === "ID" && + support.getById && context.nodeType === 9 && documentIsHTML && + Expr.relative[ tokens[1].type ] ) { - function safeActiveElement() { - try { - return document.activeElement; - } catch ( err ) { } - } + context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0]; + if ( !context ) { + return results; - /* - * Helper functions for managing events -- not part of the public interface. - * Props to Dean Edwards' addEvent library for many of the ideas. - */ - jQuery.event = { + // Precompiled matchers will still verify ancestry, so step up a level + } else if ( compiled ) { + context = context.parentNode; + } - global: {}, + selector = selector.slice( tokens.shift().value.length ); + } - add: function( elem, types, handler, data, selector ) { + // Fetch a seed set for right-to-left matching + i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length; + while ( i-- ) { + token = tokens[i]; - var handleObjIn, eventHandle, tmp, - events, t, handleObj, - special, handlers, type, namespaces, origType, - elemData = data_priv.get( elem ); + // Abort if we hit a combinator + if ( Expr.relative[ (type = token.type) ] ) { + break; + } + if ( (find = Expr.find[ type ]) ) { + // Search, expanding context for leading sibling combinators + if ( (seed = find( + token.matches[0].replace( runescape, funescape ), + rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context + )) ) { - // Don't attach events to noData or text/comment nodes (but allow plain objects) - if ( !elemData ) { - return; - } + // If seed is empty or no tokens remain, we can return early + tokens.splice( i, 1 ); + selector = seed.length && toSelector( tokens ); + if ( !selector ) { + push.apply( results, seed ); + return results; + } - // Caller can pass in an object of custom data in lieu of the handler - if ( handler.handler ) { - handleObjIn = handler; - handler = handleObjIn.handler; - selector = handleObjIn.selector; + break; + } + } } + } - // Make sure that the handler has a unique ID, used to find/remove it later - if ( !handler.guid ) { - handler.guid = jQuery.guid++; - } + // Compile and execute a filtering function if one is not provided + // Provide `match` to avoid retokenization if we modified the selector above + ( compiled || compile( selector, match ) )( + seed, + context, + !documentIsHTML, + results, + rsibling.test( selector ) && testContext( context.parentNode ) || context + ); + return results; + }; - // Init the element's event structure and main handler, if this is the first - if ( !(events = elemData.events) ) { - events = elemData.events = {}; - } - if ( !(eventHandle = elemData.handle) ) { - eventHandle = elemData.handle = function( e ) { - // Discard the second event of a jQuery.event.trigger() and - // when an event is called after a page has unloaded - return typeof jQuery !== strundefined && jQuery.event.triggered !== e.type ? - jQuery.event.dispatch.apply( elem, arguments ) : undefined; - }; - } + // One-time assignments - // Handle multiple events separated by a space - types = ( types || "" ).match( rnotwhite ) || [ "" ]; - t = types.length; - while ( t-- ) { - tmp = rtypenamespace.exec( types[t] ) || []; - type = origType = tmp[1]; - namespaces = ( tmp[2] || "" ).split( "." ).sort(); + // Sort stability + support.sortStable = expando.split("").sort( sortOrder ).join("") === expando; - // There *must* be a type, no attaching namespace-only handlers - if ( !type ) { - continue; - } + // Support: Chrome 14-35+ + // Always assume duplicates if they aren't passed to the comparison function + support.detectDuplicates = !!hasDuplicate; - // If event changes its type, use the special event handlers for the changed type - special = jQuery.event.special[ type ] || {}; + // Initialize against the default document + setDocument(); - // If selector defined, determine special event api type, otherwise given type - type = ( selector ? special.delegateType : special.bindType ) || type; + // Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27) + // Detached nodes confoundingly follow *each other* + support.sortDetached = assert(function( div1 ) { + // Should return 1, but returns 4 (following) + return div1.compareDocumentPosition( document.createElement("div") ) & 1; + }); - // Update special based on newly reset type - special = jQuery.event.special[ type ] || {}; + // Support: IE<8 + // Prevent attribute/property "interpolation" + // http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx + if ( !assert(function( div ) { + div.innerHTML = ""; + return div.firstChild.getAttribute("href") === "#" ; + }) ) { + addHandle( "type|href|height|width", function( elem, name, isXML ) { + if ( !isXML ) { + return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 ); + } + }); + } - // handleObj is passed to all event handlers - handleObj = jQuery.extend({ - type: type, - origType: origType, - data: data, - handler: handler, - guid: handler.guid, - selector: selector, - needsContext: selector && jQuery.expr.match.needsContext.test( selector ), - namespace: namespaces.join(".") - }, handleObjIn ); + // Support: IE<9 + // Use defaultValue in place of getAttribute("value") + if ( !support.attributes || !assert(function( div ) { + div.innerHTML = ""; + div.firstChild.setAttribute( "value", "" ); + return div.firstChild.getAttribute( "value" ) === ""; + }) ) { + addHandle( "value", function( elem, name, isXML ) { + if ( !isXML && elem.nodeName.toLowerCase() === "input" ) { + return elem.defaultValue; + } + }); + } - // Init the event handler queue if we're the first - if ( !(handlers = events[ type ]) ) { - handlers = events[ type ] = []; - handlers.delegateCount = 0; + // Support: IE<9 + // Use getAttributeNode to fetch booleans when getAttribute lies + if ( !assert(function( div ) { + return div.getAttribute("disabled") == null; + }) ) { + addHandle( booleans, function( elem, name, isXML ) { + var val; + if ( !isXML ) { + return elem[ name ] === true ? name.toLowerCase() : + (val = elem.getAttributeNode( name )) && val.specified ? + val.value : + null; + } + }); + } - // Only use addEventListener if the special events handler returns false - if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) { - if ( elem.addEventListener ) { - elem.addEventListener( type, eventHandle, false ); - } - } - } + return Sizzle; - if ( special.add ) { - special.add.call( elem, handleObj ); + })( window ); - if ( !handleObj.handler.guid ) { - handleObj.handler.guid = handler.guid; - } - } - // Add to the element's handler list, delegates in front - if ( selector ) { - handlers.splice( handlers.delegateCount++, 0, handleObj ); - } else { - handlers.push( handleObj ); - } - // Keep track of which events have ever been used, for event optimization - jQuery.event.global[ type ] = true; - } + jQuery.find = Sizzle; + jQuery.expr = Sizzle.selectors; + jQuery.expr[":"] = jQuery.expr.pseudos; + jQuery.unique = Sizzle.uniqueSort; + jQuery.text = Sizzle.getText; + jQuery.isXMLDoc = Sizzle.isXML; + jQuery.contains = Sizzle.contains; - }, - // Detach an event or set of events from an element - remove: function( elem, types, handler, selector, mappedTypes ) { - var j, origCount, tmp, - events, t, handleObj, - special, handlers, type, namespaces, origType, - elemData = data_priv.hasData( elem ) && data_priv.get( elem ); + var rneedsContext = jQuery.expr.match.needsContext; - if ( !elemData || !(events = elemData.events) ) { - return; - } + var rsingleTag = (/^<(\w+)\s*\/?>(?:<\/\1>|)$/); - // Once for each type.namespace in types; type may be omitted - types = ( types || "" ).match( rnotwhite ) || [ "" ]; - t = types.length; - while ( t-- ) { - tmp = rtypenamespace.exec( types[t] ) || []; - type = origType = tmp[1]; - namespaces = ( tmp[2] || "" ).split( "." ).sort(); - // Unbind all events (on this namespace, if provided) for the element - if ( !type ) { - for ( type in events ) { - jQuery.event.remove( elem, type + types[ t ], handler, selector, true ); - } - continue; - } - special = jQuery.event.special[ type ] || {}; - type = ( selector ? special.delegateType : special.bindType ) || type; - handlers = events[ type ] || []; - tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ); + var risSimple = /^.[^:#\[\.,]*$/; - // Remove matching events - origCount = j = handlers.length; - while ( j-- ) { - handleObj = handlers[ j ]; + // Implement the identical functionality for filter and not + function winnow( elements, qualifier, not ) { + if ( jQuery.isFunction( qualifier ) ) { + return jQuery.grep( elements, function( elem, i ) { + /* jshint -W018 */ + return !!qualifier.call( elem, i, elem ) !== not; + }); - if ( ( mappedTypes || origType === handleObj.origType ) && - ( !handler || handler.guid === handleObj.guid ) && - ( !tmp || tmp.test( handleObj.namespace ) ) && - ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) { - handlers.splice( j, 1 ); + } - if ( handleObj.selector ) { - handlers.delegateCount--; - } - if ( special.remove ) { - special.remove.call( elem, handleObj ); - } - } - } + if ( qualifier.nodeType ) { + return jQuery.grep( elements, function( elem ) { + return ( elem === qualifier ) !== not; + }); - // Remove generic event handler if we removed something and no more handlers exist - // (avoids potential for endless recursion during removal of special event handlers) - if ( origCount && !handlers.length ) { - if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) { - jQuery.removeEvent( elem, type, elemData.handle ); - } + } - delete events[ type ]; - } + if ( typeof qualifier === "string" ) { + if ( risSimple.test( qualifier ) ) { + return jQuery.filter( qualifier, elements, not ); } - // Remove the expando if it's no longer used - if ( jQuery.isEmptyObject( events ) ) { - delete elemData.handle; - data_priv.remove( elem, "events" ); - } - }, + qualifier = jQuery.filter( qualifier, elements ); + } - trigger: function( event, data, elem, onlyHandlers ) { + return jQuery.grep( elements, function( elem ) { + return ( indexOf.call( qualifier, elem ) >= 0 ) !== not; + }); + } - var i, cur, tmp, bubbleType, ontype, handle, special, - eventPath = [ elem || document ], - type = hasOwn.call( event, "type" ) ? event.type : event, - namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : []; + jQuery.filter = function( expr, elems, not ) { + var elem = elems[ 0 ]; - cur = tmp = elem = elem || document; + if ( not ) { + expr = ":not(" + expr + ")"; + } - // Don't do events on text and comment nodes - if ( elem.nodeType === 3 || elem.nodeType === 8 ) { - return; - } + return elems.length === 1 && elem.nodeType === 1 ? + jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] : + jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) { + return elem.nodeType === 1; + })); + }; - // focus/blur morphs to focusin/out; ensure we're not firing them right now - if ( rfocusMorph.test( type + jQuery.event.triggered ) ) { - return; - } + jQuery.fn.extend({ + find: function( selector ) { + var i, + len = this.length, + ret = [], + self = this; - if ( type.indexOf(".") >= 0 ) { - // Namespaced trigger; create a regexp to match event type in handle() - namespaces = type.split("."); - type = namespaces.shift(); - namespaces.sort(); + if ( typeof selector !== "string" ) { + return this.pushStack( jQuery( selector ).filter(function() { + for ( i = 0; i < len; i++ ) { + if ( jQuery.contains( self[ i ], this ) ) { + return true; + } + } + }) ); } - ontype = type.indexOf(":") < 0 && "on" + type; - // Caller can pass in a jQuery.Event object, Object, or just an event type string - event = event[ jQuery.expando ] ? - event : - new jQuery.Event( type, typeof event === "object" && event ); + for ( i = 0; i < len; i++ ) { + jQuery.find( selector, self[ i ], ret ); + } - // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true) - event.isTrigger = onlyHandlers ? 2 : 3; - event.namespace = namespaces.join("."); - event.namespace_re = event.namespace ? - new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) : - null; + // Needed because $( selector, context ) becomes $( context ).find( selector ) + ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret ); + ret.selector = this.selector ? this.selector + " " + selector : selector; + return ret; + }, + filter: function( selector ) { + return this.pushStack( winnow(this, selector || [], false) ); + }, + not: function( selector ) { + return this.pushStack( winnow(this, selector || [], true) ); + }, + is: function( selector ) { + return !!winnow( + this, - // Clean up the event in case it is being reused - event.result = undefined; - if ( !event.target ) { - event.target = elem; - } + // If this is a positional/relative selector, check membership in the returned set + // so $("p:first").is("p:last") won't return true for a doc with two "p". + typeof selector === "string" && rneedsContext.test( selector ) ? + jQuery( selector ) : + selector || [], + false + ).length; + } + }); - // Clone any incoming data and prepend the event, creating the handler arg list - data = data == null ? - [ event ] : - jQuery.makeArray( data, [ event ] ); - // Allow special events to draw outside the lines - special = jQuery.event.special[ type ] || {}; - if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) { - return; - } + // Initialize a jQuery object - // Determine event propagation path in advance, per W3C events spec (#9951) - // Bubble up to document, then to window; watch for a global ownerDocument var (#9724) - if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) { - bubbleType = special.delegateType || type; - if ( !rfocusMorph.test( bubbleType + type ) ) { - cur = cur.parentNode; - } - for ( ; cur; cur = cur.parentNode ) { - eventPath.push( cur ); - tmp = cur; - } + // A central reference to the root jQuery(document) + var rootjQuery, - // Only add window if we got to document (e.g., not plain obj or detached DOM) - if ( tmp === (elem.ownerDocument || document) ) { - eventPath.push( tmp.defaultView || tmp.parentWindow || window ); - } - } + // A simple way to check for HTML strings + // Prioritize #id over to avoid XSS via location.hash (#9521) + // Strict HTML recognition (#11290: must start with <) + rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/, - // Fire handlers on the event path - i = 0; - while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) { + init = jQuery.fn.init = function( selector, context ) { + var match, elem; - event.type = i > 1 ? - bubbleType : - special.bindType || type; + // HANDLE: $(""), $(null), $(undefined), $(false) + if ( !selector ) { + return this; + } - // jQuery handler - handle = ( data_priv.get( cur, "events" ) || {} )[ event.type ] && data_priv.get( cur, "handle" ); - if ( handle ) { - handle.apply( cur, data ); - } + // Handle HTML strings + if ( typeof selector === "string" ) { + if ( selector[0] === "<" && selector[ selector.length - 1 ] === ">" && selector.length >= 3 ) { + // Assume that strings that start and end with <> are HTML and skip the regex check + match = [ null, selector, null ]; - // Native handler - handle = ontype && cur[ ontype ]; - if ( handle && handle.apply && jQuery.acceptData( cur ) ) { - event.result = handle.apply( cur, data ); - if ( event.result === false ) { - event.preventDefault(); - } + } else { + match = rquickExpr.exec( selector ); } - } - event.type = type; - // If nobody prevented the default action, do it now - if ( !onlyHandlers && !event.isDefaultPrevented() ) { + // Match html or make sure no context is specified for #id + if ( match && (match[1] || !context) ) { - if ( (!special._default || special._default.apply( eventPath.pop(), data ) === false) && - jQuery.acceptData( elem ) ) { + // HANDLE: $(html) -> $(array) + if ( match[1] ) { + context = context instanceof jQuery ? context[0] : context; - // Call a native DOM method on the target with the same name name as the event. - // Don't do default actions on window, that's where global variables be (#6170) - if ( ontype && jQuery.isFunction( elem[ type ] ) && !jQuery.isWindow( elem ) ) { + // Option to run scripts is true for back-compat + // Intentionally let the error be thrown if parseHTML is not present + jQuery.merge( this, jQuery.parseHTML( + match[1], + context && context.nodeType ? context.ownerDocument || context : document, + true + ) ); - // Don't re-trigger an onFOO event when we call its FOO() method - tmp = elem[ ontype ]; + // HANDLE: $(html, props) + if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) { + for ( match in context ) { + // Properties of context are called as methods if possible + if ( jQuery.isFunction( this[ match ] ) ) { + this[ match ]( context[ match ] ); - if ( tmp ) { - elem[ ontype ] = null; + // ...and otherwise set as attributes + } else { + this.attr( match, context[ match ] ); + } + } } - // Prevent re-triggering of the same event, since we already bubbled it above - jQuery.event.triggered = type; - elem[ type ](); - jQuery.event.triggered = undefined; + return this; - if ( tmp ) { - elem[ ontype ] = tmp; + // HANDLE: $(#id) + } else { + elem = document.getElementById( match[2] ); + + // Support: Blackberry 4.6 + // gEBID returns nodes no longer in the document (#6963) + if ( elem && elem.parentNode ) { + // Inject the element directly into the jQuery object + this.length = 1; + this[0] = elem; } - } - } - } - return event.result; - }, + this.context = document; + this.selector = selector; + return this; + } - dispatch: function( event ) { + // HANDLE: $(expr, $(...)) + } else if ( !context || context.jquery ) { + return ( context || rootjQuery ).find( selector ); - // Make a writable jQuery.Event from the native event object - event = jQuery.event.fix( event ); + // HANDLE: $(expr, context) + // (which is just equivalent to: $(context).find(expr) + } else { + return this.constructor( context ).find( selector ); + } - var i, j, ret, matched, handleObj, - handlerQueue = [], - args = slice.call( arguments ), - handlers = ( data_priv.get( this, "events" ) || {} )[ event.type ] || [], - special = jQuery.event.special[ event.type ] || {}; + // HANDLE: $(DOMElement) + } else if ( selector.nodeType ) { + this.context = this[0] = selector; + this.length = 1; + return this; - // Use the fix-ed jQuery.Event rather than the (read-only) native event - args[0] = event; - event.delegateTarget = this; + // HANDLE: $(function) + // Shortcut for document ready + } else if ( jQuery.isFunction( selector ) ) { + return typeof rootjQuery.ready !== "undefined" ? + rootjQuery.ready( selector ) : + // Execute immediately if ready is not present + selector( jQuery ); + } - // Call the preDispatch hook for the mapped type, and let it bail if desired - if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) { - return; + if ( selector.selector !== undefined ) { + this.selector = selector.selector; + this.context = selector.context; } - // Determine handlers - handlerQueue = jQuery.event.handlers.call( this, event, handlers ); + return jQuery.makeArray( selector, this ); + }; - // Run delegates first; they may want to stop propagation beneath us - i = 0; - while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) { - event.currentTarget = matched.elem; + // Give the init function the jQuery prototype for later instantiation + init.prototype = jQuery.fn; - j = 0; - while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) { + // Initialize central reference + rootjQuery = jQuery( document ); - // Triggered event must either 1) have no namespace, or 2) have namespace(s) - // a subset or equal to those in the bound event (both can have no namespace). - if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) { - event.handleObj = handleObj; - event.data = handleObj.data; + var rparentsprev = /^(?:parents|prev(?:Until|All))/, + // Methods guaranteed to produce a unique set when starting from a unique set + guaranteedUnique = { + children: true, + contents: true, + next: true, + prev: true + }; - ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler ) - .apply( matched.elem, args ); + jQuery.extend({ + dir: function( elem, dir, until ) { + var matched = [], + truncate = until !== undefined; - if ( ret !== undefined ) { - if ( (event.result = ret) === false ) { - event.preventDefault(); - event.stopPropagation(); - } - } + while ( (elem = elem[ dir ]) && elem.nodeType !== 9 ) { + if ( elem.nodeType === 1 ) { + if ( truncate && jQuery( elem ).is( until ) ) { + break; } + matched.push( elem ); } } + return matched; + }, - // Call the postDispatch hook for the mapped type - if ( special.postDispatch ) { - special.postDispatch.call( this, event ); + sibling: function( n, elem ) { + var matched = []; + + for ( ; n; n = n.nextSibling ) { + if ( n.nodeType === 1 && n !== elem ) { + matched.push( n ); + } } - return event.result; - }, + return matched; + } + }); - handlers: function( event, handlers ) { - var i, matches, sel, handleObj, - handlerQueue = [], - delegateCount = handlers.delegateCount, - cur = event.target; + jQuery.fn.extend({ + has: function( target ) { + var targets = jQuery( target, this ), + l = targets.length; - // Find delegate handlers - // Black-hole SVG instance trees (#13180) - // Avoid non-left-click bubbling in Firefox (#3861) - if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) { + return this.filter(function() { + var i = 0; + for ( ; i < l; i++ ) { + if ( jQuery.contains( this, targets[i] ) ) { + return true; + } + } + }); + }, - for ( ; cur !== this; cur = cur.parentNode || this ) { + closest: function( selectors, context ) { + var cur, + i = 0, + l = this.length, + matched = [], + pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ? + jQuery( selectors, context || this.context ) : + 0; - // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764) - if ( cur.disabled !== true || event.type !== "click" ) { - matches = []; - for ( i = 0; i < delegateCount; i++ ) { - handleObj = handlers[ i ]; + for ( ; i < l; i++ ) { + for ( cur = this[i]; cur && cur !== context; cur = cur.parentNode ) { + // Always skip document fragments + if ( cur.nodeType < 11 && (pos ? + pos.index(cur) > -1 : - // Don't conflict with Object.prototype properties (#13203) - sel = handleObj.selector + " "; + // Don't pass non-elements to Sizzle + cur.nodeType === 1 && + jQuery.find.matchesSelector(cur, selectors)) ) { - if ( matches[ sel ] === undefined ) { - matches[ sel ] = handleObj.needsContext ? - jQuery( sel, this ).index( cur ) >= 0 : - jQuery.find( sel, this, null, [ cur ] ).length; - } - if ( matches[ sel ] ) { - matches.push( handleObj ); - } - } - if ( matches.length ) { - handlerQueue.push({ elem: cur, handlers: matches }); - } + matched.push( cur ); + break; } } } - // Add the remaining (directly-bound) handlers - if ( delegateCount < handlers.length ) { - handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) }); - } - - return handlerQueue; + return this.pushStack( matched.length > 1 ? jQuery.unique( matched ) : matched ); }, - // Includes some event props shared by KeyEvent and MouseEvent - props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "), + // Determine the position of an element within the set + index: function( elem ) { - fixHooks: {}, + // No argument, return index in parent + if ( !elem ) { + return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1; + } - keyHooks: { - props: "char charCode key keyCode".split(" "), - filter: function( event, original ) { + // Index in selector + if ( typeof elem === "string" ) { + return indexOf.call( jQuery( elem ), this[ 0 ] ); + } - // Add which for key events - if ( event.which == null ) { - event.which = original.charCode != null ? original.charCode : original.keyCode; - } + // Locate the position of the desired element + return indexOf.call( this, - return event; - } + // If it receives a jQuery object, the first element is used + elem.jquery ? elem[ 0 ] : elem + ); }, - mouseHooks: { - props: "button buttons clientX clientY offsetX offsetY pageX pageY screenX screenY toElement".split(" "), - filter: function( event, original ) { - var eventDoc, doc, body, - button = original.button; + add: function( selector, context ) { + return this.pushStack( + jQuery.unique( + jQuery.merge( this.get(), jQuery( selector, context ) ) + ) + ); + }, - // Calculate pageX/Y if missing and clientX/Y available - if ( event.pageX == null && original.clientX != null ) { - eventDoc = event.target.ownerDocument || document; - doc = eventDoc.documentElement; - body = eventDoc.body; + addBack: function( selector ) { + return this.add( selector == null ? + this.prevObject : this.prevObject.filter(selector) + ); + } + }); - event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 ); - event.pageY = original.clientY + ( doc && doc.scrollTop || body && body.scrollTop || 0 ) - ( doc && doc.clientTop || body && body.clientTop || 0 ); - } + function sibling( cur, dir ) { + while ( (cur = cur[dir]) && cur.nodeType !== 1 ) {} + return cur; + } - // Add which for click: 1 === left; 2 === middle; 3 === right - // Note: button is not normalized, so don't use it - if ( !event.which && button !== undefined ) { - event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) ); - } + jQuery.each({ + parent: function( elem ) { + var parent = elem.parentNode; + return parent && parent.nodeType !== 11 ? parent : null; + }, + parents: function( elem ) { + return jQuery.dir( elem, "parentNode" ); + }, + parentsUntil: function( elem, i, until ) { + return jQuery.dir( elem, "parentNode", until ); + }, + next: function( elem ) { + return sibling( elem, "nextSibling" ); + }, + prev: function( elem ) { + return sibling( elem, "previousSibling" ); + }, + nextAll: function( elem ) { + return jQuery.dir( elem, "nextSibling" ); + }, + prevAll: function( elem ) { + return jQuery.dir( elem, "previousSibling" ); + }, + nextUntil: function( elem, i, until ) { + return jQuery.dir( elem, "nextSibling", until ); + }, + prevUntil: function( elem, i, until ) { + return jQuery.dir( elem, "previousSibling", until ); + }, + siblings: function( elem ) { + return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem ); + }, + children: function( elem ) { + return jQuery.sibling( elem.firstChild ); + }, + contents: function( elem ) { + return elem.contentDocument || jQuery.merge( [], elem.childNodes ); + } + }, function( name, fn ) { + jQuery.fn[ name ] = function( until, selector ) { + var matched = jQuery.map( this, fn, until ); - return event; + if ( name.slice( -5 ) !== "Until" ) { + selector = until; } - }, - fix: function( event ) { - if ( event[ jQuery.expando ] ) { - return event; + if ( selector && typeof selector === "string" ) { + matched = jQuery.filter( selector, matched ); } - // Create a writable copy of the event object and normalize some properties - var i, prop, copy, - type = event.type, - originalEvent = event, - fixHook = this.fixHooks[ type ]; + if ( this.length > 1 ) { + // Remove duplicates + if ( !guaranteedUnique[ name ] ) { + jQuery.unique( matched ); + } - if ( !fixHook ) { - this.fixHooks[ type ] = fixHook = - rmouseEvent.test( type ) ? this.mouseHooks : - rkeyEvent.test( type ) ? this.keyHooks : - {}; + // Reverse order for parents* and prev-derivatives + if ( rparentsprev.test( name ) ) { + matched.reverse(); + } } - copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props; - event = new jQuery.Event( originalEvent ); + return this.pushStack( matched ); + }; + }); + var rnotwhite = (/\S+/g); - i = copy.length; - while ( i-- ) { - prop = copy[ i ]; - event[ prop ] = originalEvent[ prop ]; - } - // Support: Cordova 2.5 (WebKit) (#13255) - // All events should have a target; Cordova deviceready doesn't - if ( !event.target ) { - event.target = document; - } - // Support: Safari 6.0+, Chrome<28 - // Target should not be a text node (#504, #13143) - if ( event.target.nodeType === 3 ) { - event.target = event.target.parentNode; - } + // String to Object options format cache + var optionsCache = {}; - return fixHook.filter ? fixHook.filter( event, originalEvent ) : event; - }, + // Convert String-formatted options into Object-formatted ones and store in cache + function createOptions( options ) { + var object = optionsCache[ options ] = {}; + jQuery.each( options.match( rnotwhite ) || [], function( _, flag ) { + object[ flag ] = true; + }); + return object; + } - special: { - load: { - // Prevent triggered image.load events from bubbling to window.load - noBubble: true + /* + * Create a callback list using the following parameters: + * + * options: an optional list of space-separated options that will change how + * the callback list behaves or a more traditional option object + * + * By default a callback list will act like an event callback list and can be + * "fired" multiple times. + * + * Possible options: + * + * once: will ensure the callback list can only be fired once (like a Deferred) + * + * memory: will keep track of previous values and will call any callback added + * after the list has been fired right away with the latest "memorized" + * values (like a Deferred) + * + * unique: will ensure a callback can only be added once (no duplicate in the list) + * + * stopOnFalse: interrupt callings when a callback returns false + * + */ + jQuery.Callbacks = function( options ) { + + // Convert options from String-formatted to Object-formatted if needed + // (we check in cache first) + options = typeof options === "string" ? + ( optionsCache[ options ] || createOptions( options ) ) : + jQuery.extend( {}, options ); + + var // Last fire value (for non-forgettable lists) + memory, + // Flag to know if list was already fired + fired, + // Flag to know if list is currently firing + firing, + // First callback to fire (used internally by add and fireWith) + firingStart, + // End of the loop when firing + firingLength, + // Index of currently firing callback (modified by remove if needed) + firingIndex, + // Actual callback list + list = [], + // Stack of fire calls for repeatable lists + stack = !options.once && [], + // Fire callbacks + fire = function( data ) { + memory = options.memory && data; + fired = true; + firingIndex = firingStart || 0; + firingStart = 0; + firingLength = list.length; + firing = true; + for ( ; list && firingIndex < firingLength; firingIndex++ ) { + if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) { + memory = false; // To prevent further calls using add + break; + } + } + firing = false; + if ( list ) { + if ( stack ) { + if ( stack.length ) { + fire( stack.shift() ); + } + } else if ( memory ) { + list = []; + } else { + self.disable(); + } + } }, - focus: { - // Fire native event if possible so blur/focus sequence is correct - trigger: function() { - if ( this !== safeActiveElement() && this.focus ) { - this.focus(); - return false; + // Actual Callbacks object + self = { + // Add a callback or a collection of callbacks to the list + add: function() { + if ( list ) { + // First, we save the current length + var start = list.length; + (function add( args ) { + jQuery.each( args, function( _, arg ) { + var type = jQuery.type( arg ); + if ( type === "function" ) { + if ( !options.unique || !self.has( arg ) ) { + list.push( arg ); + } + } else if ( arg && arg.length && type !== "string" ) { + // Inspect recursively + add( arg ); + } + }); + })( arguments ); + // Do we need to add the callbacks to the + // current firing batch? + if ( firing ) { + firingLength = list.length; + // With memory, if we're not firing then + // we should call right away + } else if ( memory ) { + firingStart = start; + fire( memory ); + } } + return this; }, - delegateType: "focusin" - }, - blur: { - trigger: function() { - if ( this === safeActiveElement() && this.blur ) { - this.blur(); - return false; + // Remove a callback from the list + remove: function() { + if ( list ) { + jQuery.each( arguments, function( _, arg ) { + var index; + while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) { + list.splice( index, 1 ); + // Handle firing indexes + if ( firing ) { + if ( index <= firingLength ) { + firingLength--; + } + if ( index <= firingIndex ) { + firingIndex--; + } + } + } + }); } + return this; }, - delegateType: "focusout" - }, - click: { - // For checkbox, fire native event so checked state will be right - trigger: function() { - if ( this.type === "checkbox" && this.click && jQuery.nodeName( this, "input" ) ) { - this.click(); - return false; + // Check if a given callback is in the list. + // If no argument is given, return whether or not list has callbacks attached. + has: function( fn ) { + return fn ? jQuery.inArray( fn, list ) > -1 : !!( list && list.length ); + }, + // Remove all callbacks from the list + empty: function() { + list = []; + firingLength = 0; + return this; + }, + // Have the list do nothing anymore + disable: function() { + list = stack = memory = undefined; + return this; + }, + // Is it disabled? + disabled: function() { + return !list; + }, + // Lock the list in its current state + lock: function() { + stack = undefined; + if ( !memory ) { + self.disable(); } + return this; }, - - // For cross-browser consistency, don't fire native .click() on links - _default: function( event ) { - return jQuery.nodeName( event.target, "a" ); - } - }, - - beforeunload: { - postDispatch: function( event ) { - - // Support: Firefox 20+ - // Firefox doesn't alert if the returnValue field is not set. - if ( event.result !== undefined && event.originalEvent ) { - event.originalEvent.returnValue = event.result; + // Is it locked? + locked: function() { + return !stack; + }, + // Call all callbacks with the given context and arguments + fireWith: function( context, args ) { + if ( list && ( !fired || stack ) ) { + args = args || []; + args = [ context, args.slice ? args.slice() : args ]; + if ( firing ) { + stack.push( args ); + } else { + fire( args ); + } } + return this; + }, + // Call all the callbacks with the given arguments + fire: function() { + self.fireWith( this, arguments ); + return this; + }, + // To know if the callbacks have already been called at least once + fired: function() { + return !!fired; } - } - }, - - simulate: function( type, elem, event, bubble ) { - // Piggyback on a donor event to simulate a different one. - // Fake originalEvent to avoid donor's stopPropagation, but if the - // simulated event prevents default then we do the same on the donor. - var e = jQuery.extend( - new jQuery.Event(), - event, - { - type: type, - isSimulated: true, - originalEvent: {} - } - ); - if ( bubble ) { - jQuery.event.trigger( e, null, elem ); - } else { - jQuery.event.dispatch.call( elem, e ); - } - if ( e.isDefaultPrevented() ) { - event.preventDefault(); - } - } - }; + }; - jQuery.removeEvent = function( elem, type, handle ) { - if ( elem.removeEventListener ) { - elem.removeEventListener( type, handle, false ); - } + return self; }; - jQuery.Event = function( src, props ) { - // Allow instantiation without the 'new' keyword - if ( !(this instanceof jQuery.Event) ) { - return new jQuery.Event( src, props ); - } - // Event object - if ( src && src.type ) { - this.originalEvent = src; - this.type = src.type; + jQuery.extend({ - // Events bubbling up the document may have been marked as prevented - // by a handler lower down the tree; reflect the correct value. - this.isDefaultPrevented = src.defaultPrevented || - src.defaultPrevented === undefined && - // Support: Android<4.0 - src.returnValue === false ? - returnTrue : - returnFalse; + Deferred: function( func ) { + var tuples = [ + // action, add listener, listener list, final state + [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ], + [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ], + [ "notify", "progress", jQuery.Callbacks("memory") ] + ], + state = "pending", + promise = { + state: function() { + return state; + }, + always: function() { + deferred.done( arguments ).fail( arguments ); + return this; + }, + then: function( /* fnDone, fnFail, fnProgress */ ) { + var fns = arguments; + return jQuery.Deferred(function( newDefer ) { + jQuery.each( tuples, function( i, tuple ) { + var fn = jQuery.isFunction( fns[ i ] ) && fns[ i ]; + // deferred[ done | fail | progress ] for forwarding actions to newDefer + deferred[ tuple[1] ](function() { + var returned = fn && fn.apply( this, arguments ); + if ( returned && jQuery.isFunction( returned.promise ) ) { + returned.promise() + .done( newDefer.resolve ) + .fail( newDefer.reject ) + .progress( newDefer.notify ); + } else { + newDefer[ tuple[ 0 ] + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments ); + } + }); + }); + fns = null; + }).promise(); + }, + // Get a promise for this deferred + // If obj is provided, the promise aspect is added to the object + promise: function( obj ) { + return obj != null ? jQuery.extend( obj, promise ) : promise; + } + }, + deferred = {}; - // Event type - } else { - this.type = src; - } + // Keep pipe for back-compat + promise.pipe = promise.then; - // Put explicitly provided properties onto the event object - if ( props ) { - jQuery.extend( this, props ); - } + // Add list-specific methods + jQuery.each( tuples, function( i, tuple ) { + var list = tuple[ 2 ], + stateString = tuple[ 3 ]; - // Create a timestamp if incoming event doesn't have one - this.timeStamp = src && src.timeStamp || jQuery.now(); + // promise[ done | fail | progress ] = list.add + promise[ tuple[1] ] = list.add; - // Mark it as fixed - this[ jQuery.expando ] = true; - }; + // Handle state + if ( stateString ) { + list.add(function() { + // state = [ resolved | rejected ] + state = stateString; - // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding - // http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html - jQuery.Event.prototype = { - isDefaultPrevented: returnFalse, - isPropagationStopped: returnFalse, - isImmediatePropagationStopped: returnFalse, + // [ reject_list | resolve_list ].disable; progress_list.lock + }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock ); + } - preventDefault: function() { - var e = this.originalEvent; + // deferred[ resolve | reject | notify ] + deferred[ tuple[0] ] = function() { + deferred[ tuple[0] + "With" ]( this === deferred ? promise : this, arguments ); + return this; + }; + deferred[ tuple[0] + "With" ] = list.fireWith; + }); - this.isDefaultPrevented = returnTrue; + // Make the deferred a promise + promise.promise( deferred ); - if ( e && e.preventDefault ) { - e.preventDefault(); + // Call given func if any + if ( func ) { + func.call( deferred, deferred ); } - }, - stopPropagation: function() { - var e = this.originalEvent; - - this.isPropagationStopped = returnTrue; - if ( e && e.stopPropagation ) { - e.stopPropagation(); - } + // All done! + return deferred; }, - stopImmediatePropagation: function() { - var e = this.originalEvent; - - this.isImmediatePropagationStopped = returnTrue; - - if ( e && e.stopImmediatePropagation ) { - e.stopImmediatePropagation(); - } - - this.stopPropagation(); - } - }; - - // Create mouseenter/leave events using mouseover/out and event-time checks - // Support: Chrome 15+ - jQuery.each({ - mouseenter: "mouseover", - mouseleave: "mouseout", - pointerenter: "pointerover", - pointerleave: "pointerout" - }, function( orig, fix ) { - jQuery.event.special[ orig ] = { - delegateType: fix, - bindType: fix, - - handle: function( event ) { - var ret, - target = this, - related = event.relatedTarget, - handleObj = event.handleObj; - - // For mousenter/leave call the handler if related is outside the target. - // NB: No relatedTarget if the mouse left/entered the browser window - if ( !related || (related !== target && !jQuery.contains( target, related )) ) { - event.type = handleObj.origType; - ret = handleObj.handler.apply( this, arguments ); - event.type = fix; - } - return ret; - } - }; - }); - // Support: Firefox, Chrome, Safari - // Create "bubbling" focus and blur events - if ( !support.focusinBubbles ) { - jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) { + // Deferred helper + when: function( subordinate /* , ..., subordinateN */ ) { + var i = 0, + resolveValues = slice.call( arguments ), + length = resolveValues.length, - // Attach a single capturing handler on the document while someone wants focusin/focusout - var handler = function( event ) { - jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true ); - }; + // the count of uncompleted subordinates + remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0, - jQuery.event.special[ fix ] = { - setup: function() { - var doc = this.ownerDocument || this, - attaches = data_priv.access( doc, fix ); + // the master Deferred. If resolveValues consist of only a single Deferred, just use that. + deferred = remaining === 1 ? subordinate : jQuery.Deferred(), - if ( !attaches ) { - doc.addEventListener( orig, handler, true ); - } - data_priv.access( doc, fix, ( attaches || 0 ) + 1 ); + // Update function for both resolve and progress values + updateFunc = function( i, contexts, values ) { + return function( value ) { + contexts[ i ] = this; + values[ i ] = arguments.length > 1 ? slice.call( arguments ) : value; + if ( values === progressValues ) { + deferred.notifyWith( contexts, values ); + } else if ( !( --remaining ) ) { + deferred.resolveWith( contexts, values ); + } + }; }, - teardown: function() { - var doc = this.ownerDocument || this, - attaches = data_priv.access( doc, fix ) - 1; - if ( !attaches ) { - doc.removeEventListener( orig, handler, true ); - data_priv.remove( doc, fix ); + progressValues, progressContexts, resolveContexts; + // Add listeners to Deferred subordinates; treat others as resolved + if ( length > 1 ) { + progressValues = new Array( length ); + progressContexts = new Array( length ); + resolveContexts = new Array( length ); + for ( ; i < length; i++ ) { + if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) { + resolveValues[ i ].promise() + .done( updateFunc( i, resolveContexts, resolveValues ) ) + .fail( deferred.reject ) + .progress( updateFunc( i, progressContexts, progressValues ) ); } else { - data_priv.access( doc, fix, attaches ); + --remaining; } - } - }; - }); - } - - jQuery.fn.extend({ - - on: function( types, selector, data, fn, /*INTERNAL*/ one ) { - var origFn, type; - - // Types can be a map of types/handlers - if ( typeof types === "object" ) { - // ( types-Object, selector, data ) - if ( typeof selector !== "string" ) { - // ( types-Object, data ) - data = data || selector; - selector = undefined; - } - for ( type in types ) { - this.on( type, selector, data, types[ type ], one ); - } - return this; - } - - if ( data == null && fn == null ) { - // ( types, fn ) - fn = selector; - data = selector = undefined; - } else if ( fn == null ) { - if ( typeof selector === "string" ) { - // ( types, selector, fn ) - fn = data; - data = undefined; - } else { - // ( types, data, fn ) - fn = data; - data = selector; - selector = undefined; - } - } - if ( fn === false ) { - fn = returnFalse; - } else if ( !fn ) { - return this; - } - - if ( one === 1 ) { - origFn = fn; - fn = function( event ) { - // Can use an empty set, since event contains the info - jQuery().off( event ); - return origFn.apply( this, arguments ); - }; - // Use same guid so caller can remove using origFn - fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ ); - } - return this.each( function() { - jQuery.event.add( this, types, fn, data, selector ); - }); - }, - one: function( types, selector, data, fn ) { - return this.on( types, selector, data, fn, 1 ); - }, - off: function( types, selector, fn ) { - var handleObj, type; - if ( types && types.preventDefault && types.handleObj ) { - // ( event ) dispatched jQuery.Event - handleObj = types.handleObj; - jQuery( types.delegateTarget ).off( - handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType, - handleObj.selector, - handleObj.handler - ); - return this; - } - if ( typeof types === "object" ) { - // ( types-object [, selector] ) - for ( type in types ) { - this.off( type, selector, types[ type ] ); - } - return this; - } - if ( selector === false || typeof selector === "function" ) { - // ( types [, fn] ) - fn = selector; - selector = undefined; - } - if ( fn === false ) { - fn = returnFalse; + } } - return this.each(function() { - jQuery.event.remove( this, types, fn, selector ); - }); - }, - trigger: function( type, data ) { - return this.each(function() { - jQuery.event.trigger( type, data, this ); - }); - }, - triggerHandler: function( type, data ) { - var elem = this[0]; - if ( elem ) { - return jQuery.event.trigger( type, data, elem, true ); + // If we're not waiting on anything, resolve the master + if ( !remaining ) { + deferred.resolveWith( resolveContexts, resolveValues ); } + + return deferred.promise(); } }); - var - rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi, - rtagName = /<([\w:]+)/, - rhtml = /<|&#?\w+;/, - rnoInnerhtml = /<(?:script|style|link)/i, - // checked="checked" or checked - rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i, - rscriptType = /^$|\/(?:java|ecma)script/i, - rscriptTypeMasked = /^true\/(.*)/, - rcleanScript = /^\s*\s*$/g, + // The deferred used on DOM ready + var readyList; - // We have to close these tags to support XHTML (#13200) - wrapMap = { + jQuery.fn.ready = function( fn ) { + // Add the callback + jQuery.ready.promise().done( fn ); - // Support: IE9 - option: [ 1, "" ], + return this; + }; - thead: [ 1, "", "
    " ], - col: [ 2, "", "
    " ], - tr: [ 2, "", "
    " ], - td: [ 3, "", "
    " ], + jQuery.extend({ + // Is the DOM ready to be used? Set to true once it occurs. + isReady: false, - _default: [ 0, "", "" ] - }; + // A counter to track how many items to wait for before + // the ready event fires. See #6781 + readyWait: 1, - // Support: IE9 - wrapMap.optgroup = wrapMap.option; + // Hold (or release) the ready event + holdReady: function( hold ) { + if ( hold ) { + jQuery.readyWait++; + } else { + jQuery.ready( true ); + } + }, - wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; - wrapMap.th = wrapMap.td; + // Handle when the DOM is ready + ready: function( wait ) { - // Support: 1.x compatibility - // Manipulating tables requires a tbody - function manipulationTarget( elem, content ) { - return jQuery.nodeName( elem, "table" ) && - jQuery.nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ? + // Abort if there are pending holds or we're already ready + if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) { + return; + } - elem.getElementsByTagName("tbody")[0] || - elem.appendChild( elem.ownerDocument.createElement("tbody") ) : - elem; - } + // Remember that the DOM is ready + jQuery.isReady = true; - // Replace/restore the type attribute of script elements for safe DOM manipulation - function disableScript( elem ) { - elem.type = (elem.getAttribute("type") !== null) + "/" + elem.type; - return elem; - } - function restoreScript( elem ) { - var match = rscriptTypeMasked.exec( elem.type ); + // If a normal DOM Ready event fired, decrement, and wait if need be + if ( wait !== true && --jQuery.readyWait > 0 ) { + return; + } - if ( match ) { - elem.type = match[ 1 ]; - } else { - elem.removeAttribute("type"); + // If there are functions bound, to execute + readyList.resolveWith( document, [ jQuery ] ); + + // Trigger any bound ready events + if ( jQuery.fn.triggerHandler ) { + jQuery( document ).triggerHandler( "ready" ); + jQuery( document ).off( "ready" ); + } } + }); - return elem; + /** + * The ready event handler and self cleanup method + */ + function completed() { + document.removeEventListener( "DOMContentLoaded", completed, false ); + window.removeEventListener( "load", completed, false ); + jQuery.ready(); } - // Mark scripts as having already been evaluated - function setGlobalEval( elems, refElements ) { - var i = 0, - l = elems.length; + jQuery.ready.promise = function( obj ) { + if ( !readyList ) { - for ( ; i < l; i++ ) { - data_priv.set( - elems[ i ], "globalEval", !refElements || data_priv.get( refElements[ i ], "globalEval" ) - ); - } - } + readyList = jQuery.Deferred(); - function cloneCopyEvent( src, dest ) { - var i, l, type, pdataOld, pdataCur, udataOld, udataCur, events; + // Catch cases where $(document).ready() is called after the browser event has already occurred. + // We once tried to use readyState "interactive" here, but it caused issues like the one + // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15 + if ( document.readyState === "complete" ) { + // Handle it asynchronously to allow scripts the opportunity to delay ready + setTimeout( jQuery.ready ); - if ( dest.nodeType !== 1 ) { - return; + } else { + + // Use the handy event callback + document.addEventListener( "DOMContentLoaded", completed, false ); + + // A fallback to window.onload, that will always work + window.addEventListener( "load", completed, false ); + } } + return readyList.promise( obj ); + }; - // 1. Copy private data: events, handlers, etc. - if ( data_priv.hasData( src ) ) { - pdataOld = data_priv.access( src ); - pdataCur = data_priv.set( dest, pdataOld ); - events = pdataOld.events; + // Kick off the DOM ready check even if the user does not + jQuery.ready.promise(); - if ( events ) { - delete pdataCur.handle; - pdataCur.events = {}; - for ( type in events ) { - for ( i = 0, l = events[ type ].length; i < l; i++ ) { - jQuery.event.add( dest, type, events[ type ][ i ] ); - } - } + + + // Multifunctional method to get and set values of a collection + // The value/s can optionally be executed if it's a function + var access = jQuery.access = function( elems, fn, key, value, chainable, emptyGet, raw ) { + var i = 0, + len = elems.length, + bulk = key == null; + + // Sets many values + if ( jQuery.type( key ) === "object" ) { + chainable = true; + for ( i in key ) { + jQuery.access( elems, fn, i, key[i], true, emptyGet, raw ); } - } - // 2. Copy user data - if ( data_user.hasData( src ) ) { - udataOld = data_user.access( src ); - udataCur = jQuery.extend( {}, udataOld ); + // Sets one value + } else if ( value !== undefined ) { + chainable = true; - data_user.set( dest, udataCur ); + if ( !jQuery.isFunction( value ) ) { + raw = true; + } + + if ( bulk ) { + // Bulk operations run against the entire set + if ( raw ) { + fn.call( elems, value ); + fn = null; + + // ...except when executing function values + } else { + bulk = fn; + fn = function( elem, key, value ) { + return bulk.call( jQuery( elem ), value ); + }; + } + } + + if ( fn ) { + for ( ; i < len; i++ ) { + fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) ); + } + } } - } - function getAll( context, tag ) { - var ret = context.getElementsByTagName ? context.getElementsByTagName( tag || "*" ) : - context.querySelectorAll ? context.querySelectorAll( tag || "*" ) : - []; + return chainable ? + elems : - return tag === undefined || tag && jQuery.nodeName( context, tag ) ? - jQuery.merge( [ context ], ret ) : - ret; - } + // Gets + bulk ? + fn.call( elems ) : + len ? fn( elems[0], key ) : emptyGet; + }; - // Fix IE bugs, see support tests - function fixInput( src, dest ) { - var nodeName = dest.nodeName.toLowerCase(); - // Fails to persist the checked state of a cloned checkbox or radio button. - if ( nodeName === "input" && rcheckableType.test( src.type ) ) { - dest.checked = src.checked; + /** + * Determines whether an object can have data + */ + jQuery.acceptData = function( owner ) { + // Accepts only: + // - Node + // - Node.ELEMENT_NODE + // - Node.DOCUMENT_NODE + // - Object + // - Any + /* jshint -W018 */ + return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType ); + }; - // Fails to return the selected option to the default selected state when cloning options - } else if ( nodeName === "input" || nodeName === "textarea" ) { - dest.defaultValue = src.defaultValue; - } + + function Data() { + // Support: Android<4, + // Old WebKit does not have Object.preventExtensions/freeze method, + // return new empty object instead with no [[set]] accessor + Object.defineProperty( this.cache = {}, 0, { + get: function() { + return {}; + } + }); + + this.expando = jQuery.expando + Data.uid++; } - jQuery.extend({ - clone: function( elem, dataAndEvents, deepDataAndEvents ) { - var i, l, srcElements, destElements, - clone = elem.cloneNode( true ), - inPage = jQuery.contains( elem.ownerDocument, elem ); + Data.uid = 1; + Data.accepts = jQuery.acceptData; - // Fix IE cloning issues - if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) && - !jQuery.isXMLDoc( elem ) ) { + Data.prototype = { + key: function( owner ) { + // We can accept data for non-element nodes in modern browsers, + // but we should not, see #8335. + // Always return the key for a frozen object. + if ( !Data.accepts( owner ) ) { + return 0; + } - // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2 - destElements = getAll( clone ); - srcElements = getAll( elem ); + var descriptor = {}, + // Check if the owner object already has a cache key + unlock = owner[ this.expando ]; - for ( i = 0, l = srcElements.length; i < l; i++ ) { - fixInput( srcElements[ i ], destElements[ i ] ); + // If not, create one + if ( !unlock ) { + unlock = Data.uid++; + + // Secure it in a non-enumerable, non-writable property + try { + descriptor[ this.expando ] = { value: unlock }; + Object.defineProperties( owner, descriptor ); + + // Support: Android<4 + // Fallback to a less secure definition + } catch ( e ) { + descriptor[ this.expando ] = unlock; + jQuery.extend( owner, descriptor ); } } - // Copy the events from the original to the clone - if ( dataAndEvents ) { - if ( deepDataAndEvents ) { - srcElements = srcElements || getAll( elem ); - destElements = destElements || getAll( clone ); + // Ensure the cache object + if ( !this.cache[ unlock ] ) { + this.cache[ unlock ] = {}; + } - for ( i = 0, l = srcElements.length; i < l; i++ ) { - cloneCopyEvent( srcElements[ i ], destElements[ i ] ); - } + return unlock; + }, + set: function( owner, data, value ) { + var prop, + // There may be an unlock assigned to this node, + // if there is no entry for this "owner", create one inline + // and set the unlock as though an owner entry had always existed + unlock = this.key( owner ), + cache = this.cache[ unlock ]; + + // Handle: [ owner, key, value ] args + if ( typeof data === "string" ) { + cache[ data ] = value; + + // Handle: [ owner, { properties } ] args + } else { + // Fresh assignments by object are shallow copied + if ( jQuery.isEmptyObject( cache ) ) { + jQuery.extend( this.cache[ unlock ], data ); + // Otherwise, copy the properties one-by-one to the cache object } else { - cloneCopyEvent( elem, clone ); + for ( prop in data ) { + cache[ prop ] = data[ prop ]; + } } } + return cache; + }, + get: function( owner, key ) { + // Either a valid cache is found, or will be created. + // New caches will be created and the unlock returned, + // allowing direct access to the newly created + // empty data object. A valid owner object must be provided. + var cache = this.cache[ this.key( owner ) ]; - // Preserve script evaluation history - destElements = getAll( clone, "script" ); - if ( destElements.length > 0 ) { - setGlobalEval( destElements, !inPage && getAll( elem, "script" ) ); - } - - // Return the cloned set - return clone; + return key === undefined ? + cache : cache[ key ]; }, + access: function( owner, key, value ) { + var stored; + // In cases where either: + // + // 1. No key was specified + // 2. A string key was specified, but no value provided + // + // Take the "read" path and allow the get method to determine + // which value to return, respectively either: + // + // 1. The entire cache object + // 2. The data stored at the key + // + if ( key === undefined || + ((key && typeof key === "string") && value === undefined) ) { - buildFragment: function( elems, context, scripts, selection ) { - var elem, tmp, tag, wrap, contains, j, - fragment = context.createDocumentFragment(), - nodes = [], - i = 0, - l = elems.length; + stored = this.get( owner, key ); - for ( ; i < l; i++ ) { - elem = elems[ i ]; + return stored !== undefined ? + stored : this.get( owner, jQuery.camelCase(key) ); + } - if ( elem || elem === 0 ) { + // [*]When the key is not a string, or both a key and value + // are specified, set or extend (existing objects) with either: + // + // 1. An object of properties + // 2. A key and value + // + this.set( owner, key, value ); - // Add nodes directly - if ( jQuery.type( elem ) === "object" ) { - // Support: QtWebKit, PhantomJS - // push.apply(_, arraylike) throws on ancient WebKit - jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem ); + // Since the "set" path can have two possible entry points + // return the expected data based on which path was taken[*] + return value !== undefined ? value : key; + }, + remove: function( owner, key ) { + var i, name, camel, + unlock = this.key( owner ), + cache = this.cache[ unlock ]; - // Convert non-html into a text node - } else if ( !rhtml.test( elem ) ) { - nodes.push( context.createTextNode( elem ) ); + if ( key === undefined ) { + this.cache[ unlock ] = {}; - // Convert html into DOM nodes + } else { + // Support array or space separated string of keys + if ( jQuery.isArray( key ) ) { + // If "name" is an array of keys... + // When data is initially created, via ("key", "val") signature, + // keys will be converted to camelCase. + // Since there is no way to tell _how_ a key was added, remove + // both plain key and camelCase key. #12786 + // This will only penalize the array argument path. + name = key.concat( key.map( jQuery.camelCase ) ); + } else { + camel = jQuery.camelCase( key ); + // Try the string as a key before any manipulation + if ( key in cache ) { + name = [ key, camel ]; } else { - tmp = tmp || fragment.appendChild( context.createElement("div") ); + // If a key with the spaces exists, use it. + // Otherwise, create an array by matching non-whitespace + name = camel; + name = name in cache ? + [ name ] : ( name.match( rnotwhite ) || [] ); + } + } - // Deserialize a standard representation - tag = ( rtagName.exec( elem ) || [ "", "" ] )[ 1 ].toLowerCase(); - wrap = wrapMap[ tag ] || wrapMap._default; - tmp.innerHTML = wrap[ 1 ] + elem.replace( rxhtmlTag, "<$1>" ) + wrap[ 2 ]; + i = name.length; + while ( i-- ) { + delete cache[ name[ i ] ]; + } + } + }, + hasData: function( owner ) { + return !jQuery.isEmptyObject( + this.cache[ owner[ this.expando ] ] || {} + ); + }, + discard: function( owner ) { + if ( owner[ this.expando ] ) { + delete this.cache[ owner[ this.expando ] ]; + } + } + }; + var data_priv = new Data(); - // Descend through wrappers to the right content - j = wrap[ 0 ]; - while ( j-- ) { - tmp = tmp.lastChild; - } + var data_user = new Data(); - // Support: QtWebKit, PhantomJS - // push.apply(_, arraylike) throws on ancient WebKit - jQuery.merge( nodes, tmp.childNodes ); - // Remember the top-level container - tmp = fragment.firstChild; - // Ensure the created nodes are orphaned (#12392) - tmp.textContent = ""; - } - } - } + // Implementation Summary + // + // 1. Enforce API surface and semantic compatibility with 1.9.x branch + // 2. Improve the module's maintainability by reducing the storage + // paths to a single mechanism. + // 3. Use the same single mechanism to support "private" and "user" data. + // 4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData) + // 5. Avoid exposing implementation details on user objects (eg. expando properties) + // 6. Provide a clear path for implementation upgrade to WeakMap in 2014 - // Remove wrapper from fragment - fragment.textContent = ""; + var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/, + rmultiDash = /([A-Z])/g; - i = 0; - while ( (elem = nodes[ i++ ]) ) { + function dataAttr( elem, key, data ) { + var name; - // #4087 - If origin and destination elements are the same, and this is - // that element, do not do anything - if ( selection && jQuery.inArray( elem, selection ) !== -1 ) { - continue; - } + // If nothing was found internally, try to fetch any + // data from the HTML5 data-* attribute + if ( data === undefined && elem.nodeType === 1 ) { + name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase(); + data = elem.getAttribute( name ); - contains = jQuery.contains( elem.ownerDocument, elem ); + if ( typeof data === "string" ) { + try { + data = data === "true" ? true : + data === "false" ? false : + data === "null" ? null : + // Only convert to a number if it doesn't change the string + +data + "" === data ? +data : + rbrace.test( data ) ? jQuery.parseJSON( data ) : + data; + } catch( e ) {} + + // Make sure we set the data so it isn't changed later + data_user.set( elem, key, data ); + } else { + data = undefined; + } + } + return data; + } - // Append to fragment - tmp = getAll( fragment.appendChild( elem ), "script" ); + jQuery.extend({ + hasData: function( elem ) { + return data_user.hasData( elem ) || data_priv.hasData( elem ); + }, - // Preserve script evaluation history - if ( contains ) { - setGlobalEval( tmp ); - } + data: function( elem, name, data ) { + return data_user.access( elem, name, data ); + }, - // Capture executables - if ( scripts ) { - j = 0; - while ( (elem = tmp[ j++ ]) ) { - if ( rscriptType.test( elem.type || "" ) ) { - scripts.push( elem ); - } - } - } - } + removeData: function( elem, name ) { + data_user.remove( elem, name ); + }, - return fragment; + // TODO: Now that all calls to _data and _removeData have been replaced + // with direct calls to data_priv methods, these can be deprecated. + _data: function( elem, name, data ) { + return data_priv.access( elem, name, data ); }, - cleanData: function( elems ) { - var data, elem, type, key, - special = jQuery.event.special, - i = 0; + _removeData: function( elem, name ) { + data_priv.remove( elem, name ); + } + }); - for ( ; (elem = elems[ i ]) !== undefined; i++ ) { - if ( jQuery.acceptData( elem ) ) { - key = elem[ data_priv.expando ]; + jQuery.fn.extend({ + data: function( key, value ) { + var i, name, data, + elem = this[ 0 ], + attrs = elem && elem.attributes; - if ( key && (data = data_priv.cache[ key ]) ) { - if ( data.events ) { - for ( type in data.events ) { - if ( special[ type ] ) { - jQuery.event.remove( elem, type ); + // Gets all values + if ( key === undefined ) { + if ( this.length ) { + data = data_user.get( elem ); - // This is a shortcut to avoid jQuery.event.remove's overhead - } else { - jQuery.removeEvent( elem, type, data.handle ); + if ( elem.nodeType === 1 && !data_priv.get( elem, "hasDataAttrs" ) ) { + i = attrs.length; + while ( i-- ) { + + // Support: IE11+ + // The attrs elements can be null (#14894) + if ( attrs[ i ] ) { + name = attrs[ i ].name; + if ( name.indexOf( "data-" ) === 0 ) { + name = jQuery.camelCase( name.slice(5) ); + dataAttr( elem, name, data[ name ] ); } } } - if ( data_priv.cache[ key ] ) { - // Discard any remaining `private` data - delete data_priv.cache[ key ]; - } + data_priv.set( elem, "hasDataAttrs", true ); } } - // Discard any remaining `user` data - delete data_user.cache[ elem[ data_user.expando ] ]; + + return data; + } + + // Sets multiple values + if ( typeof key === "object" ) { + return this.each(function() { + data_user.set( this, key ); + }); } - } - }); - jQuery.fn.extend({ - text: function( value ) { return access( this, function( value ) { - return value === undefined ? - jQuery.text( this ) : - this.empty().each(function() { - if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { - this.textContent = value; - } - }); - }, null, value, arguments.length ); - }, + var data, + camelKey = jQuery.camelCase( key ); - append: function() { - return this.domManip( arguments, function( elem ) { - if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { - var target = manipulationTarget( this, elem ); - target.appendChild( elem ); - } - }); - }, + // The calling jQuery object (element matches) is not empty + // (and therefore has an element appears at this[ 0 ]) and the + // `value` parameter was not undefined. An empty jQuery object + // will result in `undefined` for elem = this[ 0 ] which will + // throw an exception if an attempt to read a data cache is made. + if ( elem && value === undefined ) { + // Attempt to get data from the cache + // with the key as-is + data = data_user.get( elem, key ); + if ( data !== undefined ) { + return data; + } - prepend: function() { - return this.domManip( arguments, function( elem ) { - if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { - var target = manipulationTarget( this, elem ); - target.insertBefore( elem, target.firstChild ); - } - }); - }, + // Attempt to get data from the cache + // with the key camelized + data = data_user.get( elem, camelKey ); + if ( data !== undefined ) { + return data; + } - before: function() { - return this.domManip( arguments, function( elem ) { - if ( this.parentNode ) { - this.parentNode.insertBefore( elem, this ); - } - }); - }, + // Attempt to "discover" the data in + // HTML5 custom data-* attrs + data = dataAttr( elem, camelKey, undefined ); + if ( data !== undefined ) { + return data; + } - after: function() { - return this.domManip( arguments, function( elem ) { - if ( this.parentNode ) { - this.parentNode.insertBefore( elem, this.nextSibling ); + // We tried really hard, but the data doesn't exist. + return; } - }); - }, - remove: function( selector, keepData /* Internal Use Only */ ) { - var elem, - elems = selector ? jQuery.filter( selector, this ) : this, - i = 0; + // Set the data... + this.each(function() { + // First, attempt to store a copy or reference of any + // data that might've been store with a camelCased key. + var data = data_user.get( this, camelKey ); - for ( ; (elem = elems[i]) != null; i++ ) { - if ( !keepData && elem.nodeType === 1 ) { - jQuery.cleanData( getAll( elem ) ); - } + // For HTML5 data-* attribute interop, we have to + // store property names with dashes in a camelCase form. + // This might not apply to all properties...* + data_user.set( this, camelKey, value ); - if ( elem.parentNode ) { - if ( keepData && jQuery.contains( elem.ownerDocument, elem ) ) { - setGlobalEval( getAll( elem, "script" ) ); + // *... In the case of properties that might _actually_ + // have dashes, we need to also store a copy of that + // unchanged property. + if ( key.indexOf("-") !== -1 && data !== undefined ) { + data_user.set( this, key, value ); } - elem.parentNode.removeChild( elem ); - } - } - - return this; + }); + }, null, value, arguments.length > 1, null, true ); }, - empty: function() { - var elem, - i = 0; + removeData: function( key ) { + return this.each(function() { + data_user.remove( this, key ); + }); + } + }); - for ( ; (elem = this[i]) != null; i++ ) { - if ( elem.nodeType === 1 ) { - // Prevent memory leaks - jQuery.cleanData( getAll( elem, false ) ); + jQuery.extend({ + queue: function( elem, type, data ) { + var queue; - // Remove any remaining nodes - elem.textContent = ""; + if ( elem ) { + type = ( type || "fx" ) + "queue"; + queue = data_priv.get( elem, type ); + + // Speed up dequeue by getting out quickly if this is just a lookup + if ( data ) { + if ( !queue || jQuery.isArray( data ) ) { + queue = data_priv.access( elem, type, jQuery.makeArray(data) ); + } else { + queue.push( data ); + } } + return queue || []; } - - return this; }, - clone: function( dataAndEvents, deepDataAndEvents ) { - dataAndEvents = dataAndEvents == null ? false : dataAndEvents; - deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents; + dequeue: function( elem, type ) { + type = type || "fx"; - return this.map(function() { - return jQuery.clone( this, dataAndEvents, deepDataAndEvents ); - }); - }, + var queue = jQuery.queue( elem, type ), + startLength = queue.length, + fn = queue.shift(), + hooks = jQuery._queueHooks( elem, type ), + next = function() { + jQuery.dequeue( elem, type ); + }; - html: function( value ) { - return access( this, function( value ) { - var elem = this[ 0 ] || {}, - i = 0, - l = this.length; + // If the fx queue is dequeued, always remove the progress sentinel + if ( fn === "inprogress" ) { + fn = queue.shift(); + startLength--; + } - if ( value === undefined && elem.nodeType === 1 ) { - return elem.innerHTML; + if ( fn ) { + + // Add a progress sentinel to prevent the fx queue from being + // automatically dequeued + if ( type === "fx" ) { + queue.unshift( "inprogress" ); } - // See if we can take a shortcut and just use innerHTML - if ( typeof value === "string" && !rnoInnerhtml.test( value ) && - !wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) { + // Clear up the last queue stop function + delete hooks.stop; + fn.call( elem, next, hooks ); + } - value = value.replace( rxhtmlTag, "<$1>" ); + if ( !startLength && hooks ) { + hooks.empty.fire(); + } + }, - try { - for ( ; i < l; i++ ) { - elem = this[ i ] || {}; + // Not public - generate a queueHooks object, or return the current one + _queueHooks: function( elem, type ) { + var key = type + "queueHooks"; + return data_priv.get( elem, key ) || data_priv.access( elem, key, { + empty: jQuery.Callbacks("once memory").add(function() { + data_priv.remove( elem, [ type + "queue", key ] ); + }) + }); + } + }); - // Remove element nodes and prevent memory leaks - if ( elem.nodeType === 1 ) { - jQuery.cleanData( getAll( elem, false ) ); - elem.innerHTML = value; - } - } + jQuery.fn.extend({ + queue: function( type, data ) { + var setter = 2; - elem = 0; + if ( typeof type !== "string" ) { + data = type; + type = "fx"; + setter--; + } - // If using innerHTML throws an exception, use the fallback method - } catch( e ) {} - } + if ( arguments.length < setter ) { + return jQuery.queue( this[0], type ); + } - if ( elem ) { - this.empty().append( value ); - } - }, null, value, arguments.length ); - }, + return data === undefined ? + this : + this.each(function() { + var queue = jQuery.queue( this, type, data ); - replaceWith: function() { - var arg = arguments[ 0 ]; + // Ensure a hooks for this queue + jQuery._queueHooks( this, type ); - // Make the changes, replacing each context element with the new content - this.domManip( arguments, function( elem ) { - arg = this.parentNode; + if ( type === "fx" && queue[0] !== "inprogress" ) { + jQuery.dequeue( this, type ); + } + }); + }, + dequeue: function( type ) { + return this.each(function() { + jQuery.dequeue( this, type ); + }); + }, + clearQueue: function( type ) { + return this.queue( type || "fx", [] ); + }, + // Get a promise resolved when queues of a certain type + // are emptied (fx is the type by default) + promise: function( type, obj ) { + var tmp, + count = 1, + defer = jQuery.Deferred(), + elements = this, + i = this.length, + resolve = function() { + if ( !( --count ) ) { + defer.resolveWith( elements, [ elements ] ); + } + }; - jQuery.cleanData( getAll( this ) ); + if ( typeof type !== "string" ) { + obj = type; + type = undefined; + } + type = type || "fx"; - if ( arg ) { - arg.replaceChild( elem, this ); + while ( i-- ) { + tmp = data_priv.get( elements[ i ], type + "queueHooks" ); + if ( tmp && tmp.empty ) { + count++; + tmp.empty.add( resolve ); } - }); + } + resolve(); + return defer.promise( obj ); + } + }); + var pnum = (/[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/).source; - // Force removal if there was no new content (e.g., from empty arguments) - return arg && (arg.length || arg.nodeType) ? this : this.remove(); - }, + var cssExpand = [ "Top", "Right", "Bottom", "Left" ]; - detach: function( selector ) { - return this.remove( selector, true ); - }, + var isHidden = function( elem, el ) { + // isHidden might be called from jQuery#filter function; + // in that case, element will be second argument + elem = el || elem; + return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem ); + }; - domManip: function( args, callback ) { + var rcheckableType = (/^(?:checkbox|radio)$/i); - // Flatten any nested arrays - args = concat.apply( [], args ); - var fragment, first, scripts, hasScripts, node, doc, - i = 0, - l = this.length, - set = this, - iNoClone = l - 1, - value = args[ 0 ], - isFunction = jQuery.isFunction( value ); - // We can't cloneNode fragments that contain checked, in WebKit - if ( isFunction || - ( l > 1 && typeof value === "string" && - !support.checkClone && rchecked.test( value ) ) ) { - return this.each(function( index ) { - var self = set.eq( index ); - if ( isFunction ) { - args[ 0 ] = value.call( this, index, self.html() ); - } - self.domManip( args, callback ); - }); - } + (function() { + var fragment = document.createDocumentFragment(), + div = fragment.appendChild( document.createElement( "div" ) ), + input = document.createElement( "input" ); - if ( l ) { - fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, this ); - first = fragment.firstChild; + // Support: Safari<=5.1 + // Check state lost if the name is set (#11217) + // Support: Windows Web Apps (WWA) + // `name` and `type` must use .setAttribute for WWA (#14901) + input.setAttribute( "type", "radio" ); + input.setAttribute( "checked", "checked" ); + input.setAttribute( "name", "t" ); - if ( fragment.childNodes.length === 1 ) { - fragment = first; - } + div.appendChild( input ); - if ( first ) { - scripts = jQuery.map( getAll( fragment, "script" ), disableScript ); - hasScripts = scripts.length; + // Support: Safari<=5.1, Android<4.2 + // Older WebKit doesn't clone checked state correctly in fragments + support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked; - // Use the original fragment for the last item instead of the first because it can end up - // being emptied incorrectly in certain situations (#8070). - for ( ; i < l; i++ ) { - node = fragment; + // Support: IE<=11+ + // Make sure textarea (and checkbox) defaultValue is properly cloned + div.innerHTML = ""; + support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue; + })(); + var strundefined = typeof undefined; - if ( i !== iNoClone ) { - node = jQuery.clone( node, true, true ); - // Keep references to cloned scripts for later restoration - if ( hasScripts ) { - // Support: QtWebKit - // jQuery.merge because push.apply(_, arraylike) throws - jQuery.merge( scripts, getAll( node, "script" ) ); - } - } - callback.call( this[ i ], node, i ); - } + support.focusinBubbles = "onfocusin" in window; - if ( hasScripts ) { - doc = scripts[ scripts.length - 1 ].ownerDocument; - // Reenable scripts - jQuery.map( scripts, restoreScript ); + var + rkeyEvent = /^key/, + rmouseEvent = /^(?:mouse|pointer|contextmenu)|click/, + rfocusMorph = /^(?:focusinfocus|focusoutblur)$/, + rtypenamespace = /^([^.]*)(?:\.(.+)|)$/; - // Evaluate executable scripts on first document insertion - for ( i = 0; i < hasScripts; i++ ) { - node = scripts[ i ]; - if ( rscriptType.test( node.type || "" ) && - !data_priv.access( node, "globalEval" ) && jQuery.contains( doc, node ) ) { + function returnTrue() { + return true; + } - if ( node.src ) { - // Optional AJAX dependency, but won't run scripts if not present - if ( jQuery._evalUrl ) { - jQuery._evalUrl( node.src ); - } - } else { - jQuery.globalEval( node.textContent.replace( rcleanScript, "" ) ); - } - } - } - } - } - } + function returnFalse() { + return false; + } - return this; - } - }); + function safeActiveElement() { + try { + return document.activeElement; + } catch ( err ) { } + } - jQuery.each({ - appendTo: "append", - prependTo: "prepend", - insertBefore: "before", - insertAfter: "after", - replaceAll: "replaceWith" - }, function( name, original ) { - jQuery.fn[ name ] = function( selector ) { - var elems, - ret = [], - insert = jQuery( selector ), - last = insert.length - 1, - i = 0; + /* + * Helper functions for managing events -- not part of the public interface. + * Props to Dean Edwards' addEvent library for many of the ideas. + */ + jQuery.event = { - for ( ; i <= last; i++ ) { - elems = i === last ? this : this.clone( true ); - jQuery( insert[ i ] )[ original ]( elems ); + global: {}, + + add: function( elem, types, handler, data, selector ) { - // Support: QtWebKit - // .get() because push.apply(_, arraylike) throws - push.apply( ret, elems.get() ); + var handleObjIn, eventHandle, tmp, + events, t, handleObj, + special, handlers, type, namespaces, origType, + elemData = data_priv.get( elem ); + + // Don't attach events to noData or text/comment nodes (but allow plain objects) + if ( !elemData ) { + return; } - return this.pushStack( ret ); - }; - }); + // Caller can pass in an object of custom data in lieu of the handler + if ( handler.handler ) { + handleObjIn = handler; + handler = handleObjIn.handler; + selector = handleObjIn.selector; + } + // Make sure that the handler has a unique ID, used to find/remove it later + if ( !handler.guid ) { + handler.guid = jQuery.guid++; + } - var iframe, - elemdisplay = {}; + // Init the element's event structure and main handler, if this is the first + if ( !(events = elemData.events) ) { + events = elemData.events = {}; + } + if ( !(eventHandle = elemData.handle) ) { + eventHandle = elemData.handle = function( e ) { + // Discard the second event of a jQuery.event.trigger() and + // when an event is called after a page has unloaded + return typeof jQuery !== strundefined && jQuery.event.triggered !== e.type ? + jQuery.event.dispatch.apply( elem, arguments ) : undefined; + }; + } - /** - * Retrieve the actual display of a element - * @param {String} name nodeName of the element - * @param {Object} doc Document object - */ - // Called only from within defaultDisplay - function actualDisplay( name, doc ) { - var style, - elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ), + // Handle multiple events separated by a space + types = ( types || "" ).match( rnotwhite ) || [ "" ]; + t = types.length; + while ( t-- ) { + tmp = rtypenamespace.exec( types[t] ) || []; + type = origType = tmp[1]; + namespaces = ( tmp[2] || "" ).split( "." ).sort(); - // getDefaultComputedStyle might be reliably used only on attached element - display = window.getDefaultComputedStyle && ( style = window.getDefaultComputedStyle( elem[ 0 ] ) ) ? + // There *must* be a type, no attaching namespace-only handlers + if ( !type ) { + continue; + } - // Use of this method is a temporary fix (more like optimization) until something better comes along, - // since it was removed from specification and supported only in FF - style.display : jQuery.css( elem[ 0 ], "display" ); + // If event changes its type, use the special event handlers for the changed type + special = jQuery.event.special[ type ] || {}; - // We don't have any data stored on the element, - // so use "detach" method as fast way to get rid of the element - elem.detach(); + // If selector defined, determine special event api type, otherwise given type + type = ( selector ? special.delegateType : special.bindType ) || type; - return display; - } + // Update special based on newly reset type + special = jQuery.event.special[ type ] || {}; - /** - * Try to determine the default display value of an element - * @param {String} nodeName - */ - function defaultDisplay( nodeName ) { - var doc = document, - display = elemdisplay[ nodeName ]; + // handleObj is passed to all event handlers + handleObj = jQuery.extend({ + type: type, + origType: origType, + data: data, + handler: handler, + guid: handler.guid, + selector: selector, + needsContext: selector && jQuery.expr.match.needsContext.test( selector ), + namespace: namespaces.join(".") + }, handleObjIn ); - if ( !display ) { - display = actualDisplay( nodeName, doc ); + // Init the event handler queue if we're the first + if ( !(handlers = events[ type ]) ) { + handlers = events[ type ] = []; + handlers.delegateCount = 0; - // If the simple way fails, read from inside an iframe - if ( display === "none" || !display ) { + // Only use addEventListener if the special events handler returns false + if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) { + if ( elem.addEventListener ) { + elem.addEventListener( type, eventHandle, false ); + } + } + } - // Use the already-created iframe if possible - iframe = (iframe || jQuery( "