/* ***** BEGIN LICENSE BLOCK *****
 * Distributed under the BSD license:
 *
 * Copyright (c) 2012, Ajax.org B.V.
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of Ajax.org B.V. nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL AJAX.ORG B.V. BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * ***** END LICENSE BLOCK ***** */

define('ace/mode/django', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/html', 'ace/tokenizer', 'ace/mode/html_highlight_rules', 'ace/mode/text_highlight_rules'], function(require, exports, module) {

var oop = require("../lib/oop");
var HtmlMode = require("./html").Mode;
var Tokenizer = require("../tokenizer").Tokenizer;
var HtmlHighlightRules = require("./html_highlight_rules").HtmlHighlightRules;
var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;

var DjangoHighlightRules = function(){
    this.$rules = {
        'start': [{
            token: "string",
            regex: '".*?"'
        }, {
            token: "string",
            regex: "'.*?'"
        }, {
            token: "constant",
            regex: '[0-9]+'
        }, {
            token: "variable",
            regex: "[-_a-zA-Z0-9:]+"
        }],
        'comment': [{
            token : "comment.block",
            merge: true,
            regex : ".+?"
        }],
        'tag': [{
            token: "entity.name.function",
            regex: "[a-zA-Z][_a-zA-Z0-9]*",
            next: "start"
        }]
    };
};

oop.inherits(DjangoHighlightRules, TextHighlightRules)

var DjangoHtmlHighlightRules = function() {
    this.$rules = new HtmlHighlightRules().getRules();

    for (var i in this.$rules) {
        this.$rules[i].unshift({
            token: "comment.line",
            regex: "\\{#.*?#\\}"
        }, {
            token: "comment.block",
            regex: "\\{\\%\\s*comment\\s*\\%\\}",
            merge: true,
            next: "django-comment"
        }, {
            token: "constant.language",
            regex: "\\{\\{",
            next: "django-start"
        }, {
            token: "constant.language",
            regex: "\\{\\%",
            next: "django-tag"
        });
        this.embedRules(DjangoHighlightRules, "django-", [{
                token: "comment.block",
                regex: "\\{\\%\\s*endcomment\\s*\\%\\}",
                merge: true,
                next: "start"
            }, {
                token: "constant.language",
                regex: "\\%\\}",
                next: "start"
            }, {
                token: "constant.language",
                regex: "\\}\\}",
                next: "start"
        }]);
    }
};

oop.inherits(DjangoHtmlHighlightRules, HtmlHighlightRules);

var Mode = function() {
    var highlighter = new DjangoHtmlHighlightRules();
    this.$tokenizer = new Tokenizer(highlighter.getRules());
    this.$embeds = highlighter.getEmbeds();
};
oop.inherits(Mode, HtmlMode);

exports.Mode = Mode;
});

define('ace/mode/html', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/text', 'ace/mode/javascript', 'ace/mode/css', 'ace/tokenizer', 'ace/mode/html_highlight_rules', 'ace/mode/behaviour/html', 'ace/mode/folding/html'], function(require, exports, module) {


var oop = require("../lib/oop");
var TextMode = require("./text").Mode;
var JavaScriptMode = require("./javascript").Mode;
var CssMode = require("./css").Mode;
var Tokenizer = require("../tokenizer").Tokenizer;
var HtmlHighlightRules = require("./html_highlight_rules").HtmlHighlightRules;
var HtmlBehaviour = require("./behaviour/html").HtmlBehaviour;
var HtmlFoldMode = require("./folding/html").FoldMode;

var Mode = function() {
    var highlighter = new HtmlHighlightRules();
    this.$tokenizer = new Tokenizer(highlighter.getRules());
    this.$behaviour = new HtmlBehaviour();
    
    this.$embeds = highlighter.getEmbeds();
    this.createModeDelegates({
        "js-": JavaScriptMode,
        "css-": CssMode
    });
    
    this.foldingRules = new HtmlFoldMode();
};
oop.inherits(Mode, TextMode);

(function() {

    this.blockComment = {start: "<!--", end: "-->"};

    this.getNextLineIndent = function(state, line, tab) {
        return this.$getIndent(line);
    };

    this.checkOutdent = function(state, line, input) {
        return false;
    };

}).call(Mode.prototype);

exports.Mode = Mode;
});

define('ace/mode/javascript', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/text', 'ace/tokenizer', 'ace/mode/javascript_highlight_rules', 'ace/mode/matching_brace_outdent', 'ace/range', 'ace/worker/worker_client', 'ace/mode/behaviour/cstyle', 'ace/mode/folding/cstyle'], function(require, exports, module) {


var oop = require("../lib/oop");
var TextMode = require("./text").Mode;
var Tokenizer = require("../tokenizer").Tokenizer;
var JavaScriptHighlightRules = require("./javascript_highlight_rules").JavaScriptHighlightRules;
var MatchingBraceOutdent = require("./matching_brace_outdent").MatchingBraceOutdent;
var Range = require("../range").Range;
var WorkerClient = require("../worker/worker_client").WorkerClient;
var CstyleBehaviour = require("./behaviour/cstyle").CstyleBehaviour;
var CStyleFoldMode = require("./folding/cstyle").FoldMode;

var Mode = function() {
    var highlighter = new JavaScriptHighlightRules();
    
    this.$tokenizer = new Tokenizer(highlighter.getRules());
    this.$outdent = new MatchingBraceOutdent();
    this.$behaviour = new CstyleBehaviour();
    this.$keywordList = highlighter.$keywordList;
    this.foldingRules = new CStyleFoldMode();
};
oop.inherits(Mode, TextMode);

(function() {

    this.lineCommentStart = "//";
    this.blockComment = {start: "/*", end: "*/"};

    this.getNextLineIndent = function(state, line, tab) {
        var indent = this.$getIndent(line);

        var tokenizedLine = this.$tokenizer.getLineTokens(line, state);
        var tokens = tokenizedLine.tokens;
        var endState = tokenizedLine.state;

        if (tokens.length && tokens[tokens.length-1].type == "comment") {
            return indent;
        }

        if (state == "start" || state == "no_regex") {
            var match = line.match(/^.*(?:\bcase\b.*\:|[\{\(\[])\s*$/);
            if (match) {
                indent += tab;
            }
        } else if (state == "doc-start") {
            if (endState == "start" || endState == "no_regex") {
                return "";
            }
            var match = line.match(/^\s*(\/?)\*/);
            if (match) {
                if (match[1]) {
                    indent += " ";
                }
                indent += "* ";
            }
        }

        return indent;
    };

    this.checkOutdent = function(state, line, input) {
        return this.$outdent.checkOutdent(line, input);
    };

    this.autoOutdent = function(state, doc, row) {
        this.$outdent.autoOutdent(doc, row);
    };

    this.createWorker = function(session) {
        var worker = new WorkerClient(["ace"], "ace/mode/javascript_worker", "JavaScriptWorker");
        worker.attachToDocument(session.getDocument());

        worker.on("jslint", function(results) {
            session.setAnnotations(results.data);
        });

        worker.on("terminate", function() {
            session.clearAnnotations();
        });

        return worker;
    };

}).call(Mode.prototype);

exports.Mode = Mode;
});

define('ace/mode/javascript_highlight_rules', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/doc_comment_highlight_rules', 'ace/mode/text_highlight_rules'], function(require, exports, module) {


var oop = require("../lib/oop");
var DocCommentHighlightRules = require("./doc_comment_highlight_rules").DocCommentHighlightRules;
var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;

var JavaScriptHighlightRules = function() {
    var keywordMapper = this.createKeywordMapper({
        "variable.language":
            "Array|Boolean|Date|Function|Iterator|Number|Object|RegExp|String|Proxy|"  + // Constructors
            "Namespace|QName|XML|XMLList|"                                             + // E4X
            "ArrayBuffer|Float32Array|Float64Array|Int16Array|Int32Array|Int8Array|"   +
            "Uint16Array|Uint32Array|Uint8Array|Uint8ClampedArray|"                    +
            "Error|EvalError|InternalError|RangeError|ReferenceError|StopIteration|"   + // Errors
            "SyntaxError|TypeError|URIError|"                                          +
            "decodeURI|decodeURIComponent|encodeURI|encodeURIComponent|eval|isFinite|" + // Non-constructor functions
            "isNaN|parseFloat|parseInt|"                                               +
            "JSON|Math|"                                                               + // Other
            "this|arguments|prototype|window|document"                                 , // Pseudo
        "keyword":
            "const|yield|import|get|set|" +
            "break|case|catch|continue|default|delete|do|else|finally|for|function|" +
            "if|in|instanceof|new|return|switch|throw|try|typeof|let|var|while|with|debugger|" +
            "__parent__|__count__|escape|unescape|with|__proto__|" +
            "class|enum|extends|super|export|implements|private|public|interface|package|protected|static",
        "storage.type":
            "const|let|var|function",
        "constant.language":
            "null|Infinity|NaN|undefined",
        "support.function":
            "alert",
        "constant.language.boolean": "true|false"
    }, "identifier");
    var kwBeforeRe = "case|do|else|finally|in|instanceof|return|throw|try|typeof|yield|void";
    var identifierRe = "[a-zA-Z\\$_\u00a1-\uffff][a-zA-Z\\d\\$_\u00a1-\uffff]*\\b";

    var escapedRe = "\\\\(?:x[0-9a-fA-F]{2}|" + // hex
        "u[0-9a-fA-F]{4}|" + // unicode
        "[0-2][0-7]{0,2}|" + // oct
        "3[0-6][0-7]?|" + // oct
        "37[0-7]?|" + // oct
        "[4-7][0-7]?|" + //oct
        ".)";

    this.$rules = {
        "no_regex" : [
            {
                token : "comment",
                regex : /\/\/.*$/
            },
            DocCommentHighlightRules.getStartRule("doc-start"),
            {
                token : "comment", // multi line comment
                regex : /\/\*/,
                next : "comment"
            }, {
                token : "string",
                regex : "'(?=.)",
                next  : "qstring"
            }, {
                token : "string",
                regex : '"(?=.)',
                next  : "qqstring"
            }, {
                token : "constant.numeric", // hex
                regex : /0[xX][0-9a-fA-F]+\b/
            }, {
                token : "constant.numeric", // float
                regex : /[+-]?\d+(?:(?:\.\d*)?(?:[eE][+-]?\d+)?)?\b/
            }, {
                token : [
                    "storage.type", "punctuation.operator", "support.function",
                    "punctuation.operator", "entity.name.function", "text","keyword.operator"
                ],
                regex : "(" + identifierRe + ")(\\.)(prototype)(\\.)(" + identifierRe +")(\\s*)(=)",
                next: "function_arguments"
            }, {
                token : [
                    "storage.type", "punctuation.operator", "entity.name.function", "text",
                    "keyword.operator", "text", "storage.type", "text", "paren.lparen"
                ],
                regex : "(" + identifierRe + ")(\\.)(" + identifierRe +")(\\s*)(=)(\\s*)(function)(\\s*)(\\()",
                next: "function_arguments"
            }, {
                token : [
                    "entity.name.function", "text", "keyword.operator", "text", "storage.type",
                    "text", "paren.lparen"
                ],
                regex : "(" + identifierRe +")(\\s*)(=)(\\s*)(function)(\\s*)(\\()",
                next: "function_arguments"
            }, {
                token : [
                    "storage.type", "punctuation.operator", "entity.name.function", "text",
                    "keyword.operator", "text",
                    "storage.type", "text", "entity.name.function", "text", "paren.lparen"
                ],
                regex : "(" + identifierRe + ")(\\.)(" + identifierRe +")(\\s*)(=)(\\s*)(function)(\\s+)(\\w+)(\\s*)(\\()",
                next: "function_arguments"
            }, {
                token : [
                    "storage.type", "text", "entity.name.function", "text", "paren.lparen"
                ],
                regex : "(function)(\\s+)(" + identifierRe + ")(\\s*)(\\()",
                next: "function_arguments"
            }, {
                token : [
                    "entity.name.function", "text", "punctuation.operator",
                    "text", "storage.type", "text", "paren.lparen"
                ],
                regex : "(" + identifierRe + ")(\\s*)(:)(\\s*)(function)(\\s*)(\\()",
                next: "function_arguments"
            }, {
                token : [
                    "text", "text", "storage.type", "text", "paren.lparen"
                ],
                regex : "(:)(\\s*)(function)(\\s*)(\\()",
                next: "function_arguments"
            }, {
                token : "keyword",
                regex : "(?:" + kwBeforeRe + ")\\b",
                next : "start"
            }, {
                token : ["punctuation.operator", "support.function"],
                regex : /(\.)(s(?:h(?:ift|ow(?:Mod(?:elessDialog|alDialog)|Help))|croll(?:X|By(?:Pages|Lines)?|Y|To)?|t(?:op|rike)|i(?:n|zeToContent|debar|gnText)|ort|u(?:p|b(?:str(?:ing)?)?)|pli(?:ce|t)|e(?:nd|t(?:Re(?:sizable|questHeader)|M(?:i(?:nutes|lliseconds)|onth)|Seconds|Ho(?:tKeys|urs)|Year|Cursor|Time(?:out)?|Interval|ZOptions|Date|UTC(?:M(?:i(?:nutes|lliseconds)|onth)|Seconds|Hours|Date|FullYear)|FullYear|Active)|arch)|qrt|lice|avePreferences|mall)|h(?:ome|andleEvent)|navigate|c(?:har(?:CodeAt|At)|o(?:s|n(?:cat|textual|firm)|mpile)|eil|lear(?:Timeout|Interval)?|a(?:ptureEvents|ll)|reate(?:StyleSheet|Popup|EventObject))|t(?:o(?:GMTString|S(?:tring|ource)|U(?:TCString|pperCase)|Lo(?:caleString|werCase))|est|a(?:n|int(?:Enabled)?))|i(?:s(?:NaN|Finite)|ndexOf|talics)|d(?:isableExternalCapture|ump|etachEvent)|u(?:n(?:shift|taint|escape|watch)|pdateCommands)|j(?:oin|avaEnabled)|p(?:o(?:p|w)|ush|lugins.refresh|a(?:ddings|rse(?:Int|Float)?)|r(?:int|ompt|eference))|e(?:scape|nableExternalCapture|val|lementFromPoint|x(?:p|ec(?:Script|Command)?))|valueOf|UTC|queryCommand(?:State|Indeterm|Enabled|Value)|f(?:i(?:nd|le(?:ModifiedDate|Size|CreatedDate|UpdatedDate)|xed)|o(?:nt(?:size|color)|rward)|loor|romCharCode)|watch|l(?:ink|o(?:ad|g)|astIndexOf)|a(?:sin|nchor|cos|t(?:tachEvent|ob|an(?:2)?)|pply|lert|b(?:s|ort))|r(?:ou(?:nd|teEvents)|e(?:size(?:By|To)|calc|turnValue|place|verse|l(?:oad|ease(?:Capture|Events)))|andom)|g(?:o|et(?:ResponseHeader|M(?:i(?:nutes|lliseconds)|onth)|Se(?:conds|lection)|Hours|Year|Time(?:zoneOffset)?|Da(?:y|te)|UTC(?:M(?:i(?:nutes|lliseconds)|onth)|Seconds|Hours|Da(?:y|te)|FullYear)|FullYear|A(?:ttention|llResponseHeaders)))|m(?:in|ove(?:B(?:y|elow)|To(?:Absolute)?|Above)|ergeAttributes|a(?:tch|rgins|x))|b(?:toa|ig|o(?:ld|rderWidths)|link|ack))\b(?=\()/
            }, {
                token : ["punctuation.operator", "support.function.dom"],
                regex : /(\.)(s(?:ub(?:stringData|mit)|plitText|e(?:t(?:NamedItem|Attribute(?:Node)?)|lect))|has(?:ChildNodes|Feature)|namedItem|c(?:l(?:ick|o(?:se|neNode))|reate(?:C(?:omment|DATASection|aption)|T(?:Head|extNode|Foot)|DocumentFragment|ProcessingInstruction|E(?:ntityReference|lement)|Attribute))|tabIndex|i(?:nsert(?:Row|Before|Cell|Data)|tem)|open|delete(?:Row|C(?:ell|aption)|T(?:Head|Foot)|Data)|focus|write(?:ln)?|a(?:dd|ppend(?:Child|Data))|re(?:set|place(?:Child|Data)|move(?:NamedItem|Child|Attribute(?:Node)?)?)|get(?:NamedItem|Element(?:sBy(?:Name|TagName)|ById)|Attribute(?:Node)?)|blur)\b(?=\()/
            }, {
                token : ["punctuation.operator", "support.constant"],
                regex : /(\.)(s(?:ystemLanguage|cr(?:ipts|ollbars|een(?:X|Y|Top|Left))|t(?:yle(?:Sheets)?|atus(?:Text|bar)?)|ibling(?:Below|Above)|ource|uffixes|e(?:curity(?:Policy)?|l(?:ection|f)))|h(?:istory|ost(?:name)?|as(?:h|Focus))|y|X(?:MLDocument|SLDocument)|n(?:ext|ame(?:space(?:s|URI)|Prop))|M(?:IN_VALUE|AX_VALUE)|c(?:haracterSet|o(?:n(?:structor|trollers)|okieEnabled|lorDepth|mp(?:onents|lete))|urrent|puClass|l(?:i(?:p(?:boardData)?|entInformation)|osed|asses)|alle(?:e|r)|rypto)|t(?:o(?:olbar|p)|ext(?:Transform|Indent|Decoration|Align)|ags)|SQRT(?:1_2|2)|i(?:n(?:ner(?:Height|Width)|put)|ds|gnoreCase)|zIndex|o(?:scpu|n(?:readystatechange|Line)|uter(?:Height|Width)|p(?:sProfile|ener)|ffscreenBuffering)|NEGATIVE_INFINITY|d(?:i(?:splay|alog(?:Height|Top|Width|Left|Arguments)|rectories)|e(?:scription|fault(?:Status|Ch(?:ecked|arset)|View)))|u(?:ser(?:Profile|Language|Agent)|n(?:iqueID|defined)|pdateInterval)|_content|p(?:ixelDepth|ort|ersonalbar|kcs11|l(?:ugins|atform)|a(?:thname|dding(?:Right|Bottom|Top|Left)|rent(?:Window|Layer)?|ge(?:X(?:Offset)?|Y(?:Offset)?))|r(?:o(?:to(?:col|type)|duct(?:Sub)?|mpter)|e(?:vious|fix)))|e(?:n(?:coding|abledPlugin)|x(?:ternal|pando)|mbeds)|v(?:isibility|endor(?:Sub)?|Linkcolor)|URLUnencoded|P(?:I|OSITIVE_INFINITY)|f(?:ilename|o(?:nt(?:Size|Family|Weight)|rmName)|rame(?:s|Element)|gColor)|E|whiteSpace|l(?:i(?:stStyleType|n(?:eHeight|kColor))|o(?:ca(?:tion(?:bar)?|lName)|wsrc)|e(?:ngth|ft(?:Context)?)|a(?:st(?:M(?:odified|atch)|Index|Paren)|yer(?:s|X)|nguage))|a(?:pp(?:MinorVersion|Name|Co(?:deName|re)|Version)|vail(?:Height|Top|Width|Left)|ll|r(?:ity|guments)|Linkcolor|bove)|r(?:ight(?:Context)?|e(?:sponse(?:XML|Text)|adyState))|global|x|m(?:imeTypes|ultiline|enubar|argin(?:Right|Bottom|Top|Left))|L(?:N(?:10|2)|OG(?:10E|2E))|b(?:o(?:ttom|rder(?:Width|RightWidth|BottomWidth|Style|Color|TopWidth|LeftWidth))|ufferDepth|elow|ackground(?:Color|Image)))\b/
            }, {
                token : ["storage.type", "punctuation.operator", "support.function.firebug"],
                regex : /(console)(\.)(warn|info|log|error|time|timeEnd|assert)\b/
            }, {
                token : keywordMapper,
                regex : identifierRe
            }, {
                token : "keyword.operator",
                regex : /--|\+\+|[!$%&*+\-~]|===|==|=|!=|!==|<=|>=|<<=|>>=|>>>=|<>|<|>|!|&&|\|\||\?\:|\*=|%=|\+=|\-=|&=|\^=/,
                next  : "start"
            }, {
                token : "punctuation.operator",
                regex : /\?|\:|\,|\;|\./,
                next  : "start"
            }, {
                token : "paren.lparen",
                regex : /[\[({]/,
                next  : "start"
            }, {
                token : "paren.rparen",
                regex : /[\])}]/
            }, {
                token : "keyword.operator",
                regex : /\/=?/,
                next  : "start"
            }, {
                token: "comment",
                regex: /^#!.*$/
            }
        ],
        "start": [
            DocCommentHighlightRules.getStartRule("doc-start"),
            {
                token : "comment", // multi line comment
                regex : "\\/\\*",
                next : "comment_regex_allowed"
            }, {
                token : "comment",
                regex : "\\/\\/.*$",
                next : "start"
            }, {
                token: "string.regexp",
                regex: "\\/",
                next: "regex"
            }, {
                token : "text",
                regex : "\\s+|^$",
                next : "start"
            }, {
                token: "empty",
                regex: "",
                next: "no_regex"
            }
        ],
        "regex": [
            {
                token: "regexp.keyword.operator",
                regex: "\\\\(?:u[\\da-fA-F]{4}|x[\\da-fA-F]{2}|.)"
            }, {
                token: "string.regexp",
                regex: "/\\w*",
                next: "no_regex"
            }, {
                token : "invalid",
                regex: /\{\d+\b,?\d*\}[+*]|[+*$^?][+*]|[$^][?]|\?{3,}/
            }, {
                token : "constant.language.escape",
                regex: /\(\?[:=!]|\)|\{\d+\b,?\d*\}|[+*]\?|[()$^+*?]/
            }, {
                token : "constant.language.delimiter",
                regex: /\|/
            }, {
                token: "constant.language.escape",
                regex: /\[\^?/,
                next: "regex_character_class"
            }, {
                token: "empty",
                regex: "$",
                next: "no_regex"
            }, {
                defaultToken: "string.regexp"
            }
        ],
        "regex_character_class": [
            {
                token: "regexp.keyword.operator",
                regex: "\\\\(?:u[\\da-fA-F]{4}|x[\\da-fA-F]{2}|.)"
            }, {
                token: "constant.language.escape",
                regex: "]",
                next: "regex"
            }, {
                token: "constant.language.escape",
                regex: "-"
            }, {
                token: "empty",
                regex: "$",
                next: "no_regex"
            }, {
                defaultToken: "string.regexp.charachterclass"
            }
        ],
        "function_arguments": [
            {
                token: "variable.parameter",
                regex: identifierRe
            }, {
                token: "punctuation.operator",
                regex: "[, ]+"
            }, {
                token: "punctuation.operator",
                regex: "$"
            }, {
                token: "empty",
                regex: "",
                next: "no_regex"
            }
        ],
        "comment_regex_allowed" : [
            {token : "comment", regex : "\\*\\/", next : "start"},
            {defaultToken : "comment"}
        ],
        "comment" : [
            {token : "comment", regex : "\\*\\/", next : "no_regex"},
            {defaultToken : "comment"}
        ],
        "qqstring" : [
            {
                token : "constant.language.escape",
                regex : escapedRe
            }, {
                token : "string",
                regex : "\\\\$",
                next  : "qqstring"
            }, {
                token : "string",
                regex : '"|$',
                next  : "no_regex"
            }, {
                defaultToken: "string"
            }
        ],
        "qstring" : [
            {
                token : "constant.language.escape",
                regex : escapedRe
            }, {
                token : "string",
                regex : "\\\\$",
                next  : "qstring"
            }, {
                token : "string",
                regex : "'|$",
                next  : "no_regex"
            }, {
                defaultToken: "string"
            }
        ]
    };

    this.embedRules(DocCommentHighlightRules, "doc-",
        [ DocCommentHighlightRules.getEndRule("no_regex") ]);
};

oop.inherits(JavaScriptHighlightRules, TextHighlightRules);

exports.JavaScriptHighlightRules = JavaScriptHighlightRules;
});

define('ace/mode/doc_comment_highlight_rules', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/text_highlight_rules'], function(require, exports, module) {


var oop = require("../lib/oop");
var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;

var DocCommentHighlightRules = function() {

    this.$rules = {
        "start" : [ {
            token : "comment.doc.tag",
            regex : "@[\\w\\d_]+" // TODO: fix email addresses
        }, {
            token : "comment.doc.tag",
            regex : "\\bTODO\\b"
        }, {
            defaultToken : "comment.doc"
        }]
    };
};

oop.inherits(DocCommentHighlightRules, TextHighlightRules);

DocCommentHighlightRules.getStartRule = function(start) {
    return {
        token : "comment.doc", // doc comment
        regex : "\\/\\*(?=\\*)",
        next  : start
    };
};

DocCommentHighlightRules.getEndRule = function (start) {
    return {
        token : "comment.doc", // closing comment
        regex : "\\*\\/",
        next  : start
    };
};


exports.DocCommentHighlightRules = DocCommentHighlightRules;

});

define('ace/mode/matching_brace_outdent', ['require', 'exports', 'module' , 'ace/range'], function(require, exports, module) {


var Range = require("../range").Range;

var MatchingBraceOutdent = function() {};

(function() {

    this.checkOutdent = function(line, input) {
        if (! /^\s+$/.test(line))
            return false;

        return /^\s*\}/.test(input);
    };

    this.autoOutdent = function(doc, row) {
        var line = doc.getLine(row);
        var match = line.match(/^(\s*\})/);

        if (!match) return 0;

        var column = match[1].length;
        var openBracePos = doc.findMatchingBracket({row: row, column: column});

        if (!openBracePos || openBracePos.row == row) return 0;

        var indent = this.$getIndent(doc.getLine(openBracePos.row));
        doc.replace(new Range(row, 0, row, column-1), indent);
    };

    this.$getIndent = function(line) {
        return line.match(/^\s*/)[0];
    };

}).call(MatchingBraceOutdent.prototype);

exports.MatchingBraceOutdent = MatchingBraceOutdent;
});

define('ace/mode/behaviour/cstyle', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/behaviour', 'ace/token_iterator', 'ace/lib/lang'], function(require, exports, module) {


var oop = require("../../lib/oop");
var Behaviour = require("../behaviour").Behaviour;
var TokenIterator = require("../../token_iterator").TokenIterator;
var lang = require("../../lib/lang");

var SAFE_INSERT_IN_TOKENS =
    ["text", "paren.rparen", "punctuation.operator"];
var SAFE_INSERT_BEFORE_TOKENS =
    ["text", "paren.rparen", "punctuation.operator", "comment"];


var autoInsertedBrackets = 0;
var autoInsertedRow = -1;
var autoInsertedLineEnd = "";
var maybeInsertedBrackets = 0;
var maybeInsertedRow = -1;
var maybeInsertedLineStart = "";
var maybeInsertedLineEnd = "";

var CstyleBehaviour = function () {
    
    CstyleBehaviour.isSaneInsertion = function(editor, session) {
        var cursor = editor.getCursorPosition();
        var iterator = new TokenIterator(session, cursor.row, cursor.column);
        if (!this.$matchTokenType(iterator.getCurrentToken() || "text", SAFE_INSERT_IN_TOKENS)) {
            var iterator2 = new TokenIterator(session, cursor.row, cursor.column + 1);
            if (!this.$matchTokenType(iterator2.getCurrentToken() || "text", SAFE_INSERT_IN_TOKENS))
                return false;
        }
        iterator.stepForward();
        return iterator.getCurrentTokenRow() !== cursor.row ||
            this.$matchTokenType(iterator.getCurrentToken() || "text", SAFE_INSERT_BEFORE_TOKENS);
    };
    
    CstyleBehaviour.$matchTokenType = function(token, types) {
        return types.indexOf(token.type || token) > -1;
    };
    
    CstyleBehaviour.recordAutoInsert = function(editor, session, bracket) {
        var cursor = editor.getCursorPosition();
        var line = session.doc.getLine(cursor.row);
        if (!this.isAutoInsertedClosing(cursor, line, autoInsertedLineEnd[0]))
            autoInsertedBrackets = 0;
        autoInsertedRow = cursor.row;
        autoInsertedLineEnd = bracket + line.substr(cursor.column);
        autoInsertedBrackets++;
    };
    
    CstyleBehaviour.recordMaybeInsert = function(editor, session, bracket) {
        var cursor = editor.getCursorPosition();
        var line = session.doc.getLine(cursor.row);
        if (!this.isMaybeInsertedClosing(cursor, line))
            maybeInsertedBrackets = 0;
        maybeInsertedRow = cursor.row;
        maybeInsertedLineStart = line.substr(0, cursor.column) + bracket;
        maybeInsertedLineEnd = line.substr(cursor.column);
        maybeInsertedBrackets++;
    };
    
    CstyleBehaviour.isAutoInsertedClosing = function(cursor, line, bracket) {
        return autoInsertedBrackets > 0 &&
            cursor.row === autoInsertedRow &&
            bracket === autoInsertedLineEnd[0] &&
            line.substr(cursor.column) === autoInsertedLineEnd;
    };
    
    CstyleBehaviour.isMaybeInsertedClosing = function(cursor, line) {
        return maybeInsertedBrackets > 0 &&
            cursor.row === maybeInsertedRow &&
            line.substr(cursor.column) === maybeInsertedLineEnd &&
            line.substr(0, cursor.column) == maybeInsertedLineStart;
    };
    
    CstyleBehaviour.popAutoInsertedClosing = function() {
        autoInsertedLineEnd = autoInsertedLineEnd.substr(1);
        autoInsertedBrackets--;
    };
    
    CstyleBehaviour.clearMaybeInsertedClosing = function() {
        maybeInsertedBrackets = 0;
        maybeInsertedRow = -1;
    };

    this.add("braces", "insertion", function (state, action, editor, session, text) {
        var cursor = editor.getCursorPosition();
        var line = session.doc.getLine(cursor.row);
        if (text == '{') {
            var selection = editor.getSelectionRange();
            var selected = session.doc.getTextRange(selection);
            if (selected !== "" && selected !== "{" && editor.getWrapBehavioursEnabled()) {
                return {
                    text: '{' + selected + '}',
                    selection: false
                };
            } else if (CstyleBehaviour.isSaneInsertion(editor, session)) {
                if (/[\]\}\)]/.test(line[cursor.column])) {
                    CstyleBehaviour.recordAutoInsert(editor, session, "}");
                    return {
                        text: '{}',
                        selection: [1, 1]
                    };
                } else {
                    CstyleBehaviour.recordMaybeInsert(editor, session, "{");
                    return {
                        text: '{',
                        selection: [1, 1]
                    };
                }
            }
        } else if (text == '}') {
            var rightChar = line.substring(cursor.column, cursor.column + 1);
            if (rightChar == '}') {
                var matching = session.$findOpeningBracket('}', {column: cursor.column + 1, row: cursor.row});
                if (matching !== null && CstyleBehaviour.isAutoInsertedClosing(cursor, line, text)) {
                    CstyleBehaviour.popAutoInsertedClosing();
                    return {
                        text: '',
                        selection: [1, 1]
                    };
                }
            }
        } else if (text == "\n" || text == "\r\n") {
            var closing = "";
            if (CstyleBehaviour.isMaybeInsertedClosing(cursor, line)) {
                closing = lang.stringRepeat("}", maybeInsertedBrackets);
                CstyleBehaviour.clearMaybeInsertedClosing();
            }
            var rightChar = line.substring(cursor.column, cursor.column + 1);
            if (rightChar == '}' || closing !== "") {
                var openBracePos = session.findMatchingBracket({row: cursor.row, column: cursor.column}, '}');
                if (!openBracePos)
                     return null;

                var indent = this.getNextLineIndent(state, line.substring(0, cursor.column), session.getTabString());
                var next_indent = this.$getIndent(line);

                return {
                    text: '\n' + indent + '\n' + next_indent + closing,
                    selection: [1, indent.length, 1, indent.length]
                };
            }
        }
    });

    this.add("braces", "deletion", function (state, action, editor, session, range) {
        var selected = session.doc.getTextRange(range);
        if (!range.isMultiLine() && selected == '{') {
            var line = session.doc.getLine(range.start.row);
            var rightChar = line.substring(range.end.column, range.end.column + 1);
            if (rightChar == '}') {
                range.end.column++;
                return range;
            } else {
                maybeInsertedBrackets--;
            }
        }
    });

    this.add("parens", "insertion", function (state, action, editor, session, text) {
        if (text == '(') {
            var selection = editor.getSelectionRange();
            var selected = session.doc.getTextRange(selection);
            if (selected !== "" && editor.getWrapBehavioursEnabled()) {
                return {
                    text: '(' + selected + ')',
                    selection: false
                };
            } else if (CstyleBehaviour.isSaneInsertion(editor, session)) {
                CstyleBehaviour.recordAutoInsert(editor, session, ")");
                return {
                    text: '()',
                    selection: [1, 1]
                };
            }
        } else if (text == ')') {
            var cursor = editor.getCursorPosition();
            var line = session.doc.getLine(cursor.row);
            var rightChar = line.substring(cursor.column, cursor.column + 1);
            if (rightChar == ')') {
                var matching = session.$findOpeningBracket(')', {column: cursor.column + 1, row: cursor.row});
                if (matching !== null && CstyleBehaviour.isAutoInsertedClosing(cursor, line, text)) {
                    CstyleBehaviour.popAutoInsertedClosing();
                    return {
                        text: '',
                        selection: [1, 1]
                    };
                }
            }
        }
    });

    this.add("parens", "deletion", function (state, action, editor, session, range) {
        var selected = session.doc.getTextRange(range);
        if (!range.isMultiLine() && selected == '(') {
            var line = session.doc.getLine(range.start.row);
            var rightChar = line.substring(range.start.column + 1, range.start.column + 2);
            if (rightChar == ')') {
                range.end.column++;
                return range;
            }
        }
    });

    this.add("brackets", "insertion", function (state, action, editor, session, text) {
        if (text == '[') {
            var selection = editor.getSelectionRange();
            var selected = session.doc.getTextRange(selection);
            if (selected !== "" && editor.getWrapBehavioursEnabled()) {
                return {
                    text: '[' + selected + ']',
                    selection: false
                };
            } else if (CstyleBehaviour.isSaneInsertion(editor, session)) {
                CstyleBehaviour.recordAutoInsert(editor, session, "]");
                return {
                    text: '[]',
                    selection: [1, 1]
                };
            }
        } else if (text == ']') {
            var cursor = editor.getCursorPosition();
            var line = session.doc.getLine(cursor.row);
            var rightChar = line.substring(cursor.column, cursor.column + 1);
            if (rightChar == ']') {
                var matching = session.$findOpeningBracket(']', {column: cursor.column + 1, row: cursor.row});
                if (matching !== null && CstyleBehaviour.isAutoInsertedClosing(cursor, line, text)) {
                    CstyleBehaviour.popAutoInsertedClosing();
                    return {
                        text: '',
                        selection: [1, 1]
                    };
                }
            }
        }
    });

    this.add("brackets", "deletion", function (state, action, editor, session, range) {
        var selected = session.doc.getTextRange(range);
        if (!range.isMultiLine() && selected == '[') {
            var line = session.doc.getLine(range.start.row);
            var rightChar = line.substring(range.start.column + 1, range.start.column + 2);
            if (rightChar == ']') {
                range.end.column++;
                return range;
            }
        }
    });

    this.add("string_dquotes", "insertion", function (state, action, editor, session, text) {
        if (text == '"' || text == "'") {
            var quote = text;
            var selection = editor.getSelectionRange();
            var selected = session.doc.getTextRange(selection);
            if (selected !== "" && selected !== "'" && selected != '"' && editor.getWrapBehavioursEnabled()) {
                return {
                    text: quote + selected + quote,
                    selection: false
                };
            } else {
                var cursor = editor.getCursorPosition();
                var line = session.doc.getLine(cursor.row);
                var leftChar = line.substring(cursor.column-1, cursor.column);
                if (leftChar == '\\') {
                    return null;
                }
                var tokens = session.getTokens(selection.start.row);
                var col = 0, token;
                var quotepos = -1; // Track whether we're inside an open quote.

                for (var x = 0; x < tokens.length; x++) {
                    token = tokens[x];
                    if (token.type == "string") {
                      quotepos = -1;
                    } else if (quotepos < 0) {
                      quotepos = token.value.indexOf(quote);
                    }
                    if ((token.value.length + col) > selection.start.column) {
                        break;
                    }
                    col += tokens[x].value.length;
                }
                if (!token || (quotepos < 0 && token.type !== "comment" && (token.type !== "string" || ((selection.start.column !== token.value.length+col-1) && token.value.lastIndexOf(quote) === token.value.length-1)))) {
                    if (!CstyleBehaviour.isSaneInsertion(editor, session))
                        return;
                    return {
                        text: quote + quote,
                        selection: [1,1]
                    };
                } else if (token && token.type === "string") {
                    var rightChar = line.substring(cursor.column, cursor.column + 1);
                    if (rightChar == quote) {
                        return {
                            text: '',
                            selection: [1, 1]
                        };
                    }
                }
            }
        }
    });

    this.add("string_dquotes", "deletion", function (state, action, editor, session, range) {
        var selected = session.doc.getTextRange(range);
        if (!range.isMultiLine() && (selected == '"' || selected == "'")) {
            var line = session.doc.getLine(range.start.row);
            var rightChar = line.substring(range.start.column + 1, range.start.column + 2);
            if (rightChar == selected) {
                range.end.column++;
                return range;
            }
        }
    });

};

oop.inherits(CstyleBehaviour, Behaviour);

exports.CstyleBehaviour = CstyleBehaviour;
});

define('ace/mode/folding/cstyle', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/range', 'ace/mode/folding/fold_mode'], function(require, exports, module) {


var oop = require("../../lib/oop");
var Range = require("../../range").Range;
var BaseFoldMode = require("./fold_mode").FoldMode;

var FoldMode = exports.FoldMode = function(commentRegex) {
    if (commentRegex) {
        this.foldingStartMarker = new RegExp(
            this.foldingStartMarker.source.replace(/\|[^|]*?$/, "|" + commentRegex.start)
        );
        this.foldingStopMarker = new RegExp(
            this.foldingStopMarker.source.replace(/\|[^|]*?$/, "|" + commentRegex.end)
        );
    }
};
oop.inherits(FoldMode, BaseFoldMode);

(function() {

    this.foldingStartMarker = /(\{|\[)[^\}\]]*$|^\s*(\/\*)/;
    this.foldingStopMarker = /^[^\[\{]*(\}|\])|^[\s\*]*(\*\/)/;

    this.getFoldWidgetRange = function(session, foldStyle, row) {
        var line = session.getLine(row);
        var match = line.match(this.foldingStartMarker);
        if (match) {
            var i = match.index;

            if (match[1])
                return this.openingBracketBlock(session, match[1], row, i);

            return session.getCommentFoldRange(row, i + match[0].length, 1);
        }

        if (foldStyle !== "markbeginend")
            return;

        var match = line.match(this.foldingStopMarker);
        if (match) {
            var i = match.index + match[0].length;

            if (match[1])
                return this.closingBracketBlock(session, match[1], row, i);

            return session.getCommentFoldRange(row, i, -1);
        }
    };

}).call(FoldMode.prototype);

});

define('ace/mode/css', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/text', 'ace/tokenizer', 'ace/mode/css_highlight_rules', 'ace/mode/matching_brace_outdent', 'ace/worker/worker_client', 'ace/mode/behaviour/css', 'ace/mode/folding/cstyle'], function(require, exports, module) {


var oop = require("../lib/oop");
var TextMode = require("./text").Mode;
var Tokenizer = require("../tokenizer").Tokenizer;
var CssHighlightRules = require("./css_highlight_rules").CssHighlightRules;
var MatchingBraceOutdent = require("./matching_brace_outdent").MatchingBraceOutdent;
var WorkerClient = require("../worker/worker_client").WorkerClient;
var CssBehaviour = require("./behaviour/css").CssBehaviour;
var CStyleFoldMode = require("./folding/cstyle").FoldMode;

var Mode = function() {
    var highlighter = new CssHighlightRules();
    this.$tokenizer = new Tokenizer(highlighter.getRules());
    this.$outdent = new MatchingBraceOutdent();
    this.$behaviour = new CssBehaviour();
    this.$keywordList = highlighter.$keywordList;
    this.foldingRules = new CStyleFoldMode();
};
oop.inherits(Mode, TextMode);

(function() {

    this.foldingRules = "cStyle";
    this.blockComment = {start: "/*", end: "*/"};

    this.getNextLineIndent = function(state, line, tab) {
        var indent = this.$getIndent(line);
        var tokens = this.$tokenizer.getLineTokens(line, state).tokens;
        if (tokens.length && tokens[tokens.length-1].type == "comment") {
            return indent;
        }

        var match = line.match(/^.*\{\s*$/);
        if (match) {
            indent += tab;
        }

        return indent;
    };

    this.checkOutdent = function(state, line, input) {
        return this.$outdent.checkOutdent(line, input);
    };

    this.autoOutdent = function(state, doc, row) {
        this.$outdent.autoOutdent(doc, row);
    };

    this.createWorker = function(session) {
        var worker = new WorkerClient(["ace"], "ace/mode/css_worker", "Worker");
        worker.attachToDocument(session.getDocument());

        worker.on("csslint", function(e) {
            session.setAnnotations(e.data);
        });

        worker.on("terminate", function() {
            session.clearAnnotations();
        });

        return worker;
    };

}).call(Mode.prototype);

exports.Mode = Mode;

});

define('ace/mode/css_highlight_rules', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/lib/lang', 'ace/mode/text_highlight_rules'], function(require, exports, module) {


var oop = require("../lib/oop");
var lang = require("../lib/lang");
var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;
var supportType = exports.supportType = "animation-fill-mode|alignment-adjust|alignment-baseline|animation-delay|animation-direction|animation-duration|animation-iteration-count|animation-name|animation-play-state|animation-timing-function|animation|appearance|azimuth|backface-visibility|background-attachment|background-break|background-clip|background-color|background-image|background-origin|background-position|background-repeat|background-size|background|baseline-shift|binding|bleed|bookmark-label|bookmark-level|bookmark-state|bookmark-target|border-bottom|border-bottom-color|border-bottom-left-radius|border-bottom-right-radius|border-bottom-style|border-bottom-width|border-collapse|border-color|border-image|border-image-outset|border-image-repeat|border-image-slice|border-image-source|border-image-width|border-left|border-left-color|border-left-style|border-left-width|border-radius|border-right|border-right-color|border-right-style|border-right-width|border-spacing|border-style|border-top|border-top-color|border-top-left-radius|border-top-right-radius|border-top-style|border-top-width|border-width|border|bottom|box-align|box-decoration-break|box-direction|box-flex-group|box-flex|box-lines|box-ordinal-group|box-orient|box-pack|box-shadow|box-sizing|break-after|break-before|break-inside|caption-side|clear|clip|color-profile|color|column-count|column-fill|column-gap|column-rule|column-rule-color|column-rule-style|column-rule-width|column-span|column-width|columns|content|counter-increment|counter-reset|crop|cue-after|cue-before|cue|cursor|direction|display|dominant-baseline|drop-initial-after-adjust|drop-initial-after-align|drop-initial-before-adjust|drop-initial-before-align|drop-initial-size|drop-initial-value|elevation|empty-cells|fit|fit-position|float-offset|float|font-family|font-size|font-size-adjust|font-stretch|font-style|font-variant|font-weight|font|grid-columns|grid-rows|hanging-punctuation|height|hyphenate-after|hyphenate-before|hyphenate-character|hyphenate-lines|hyphenate-resource|hyphens|icon|image-orientation|image-rendering|image-resolution|inline-box-align|left|letter-spacing|line-height|line-stacking-ruby|line-stacking-shift|line-stacking-strategy|line-stacking|list-style-image|list-style-position|list-style-type|list-style|margin-bottom|margin-left|margin-right|margin-top|margin|mark-after|mark-before|mark|marks|marquee-direction|marquee-play-count|marquee-speed|marquee-style|max-height|max-width|min-height|min-width|move-to|nav-down|nav-index|nav-left|nav-right|nav-up|opacity|orphans|outline-color|outline-offset|outline-style|outline-width|outline|overflow-style|overflow-x|overflow-y|overflow|padding-bottom|padding-left|padding-right|padding-top|padding|page-break-after|page-break-before|page-break-inside|page-policy|page|pause-after|pause-before|pause|perspective-origin|perspective|phonemes|pitch-range|pitch|play-during|position|presentation-level|punctuation-trim|quotes|rendering-intent|resize|rest-after|rest-before|rest|richness|right|rotation-point|rotation|ruby-align|ruby-overhang|ruby-position|ruby-span|size|speak-header|speak-numeral|speak-punctuation|speak|speech-rate|stress|string-set|table-layout|target-name|target-new|target-position|target|text-align-last|text-align|text-decoration|text-emphasis|text-height|text-indent|text-justify|text-outline|text-shadow|text-transform|text-wrap|top|transform-origin|transform-style|transform|transition-delay|transition-duration|transition-property|transition-timing-function|transition|unicode-bidi|vertical-align|visibility|voice-balance|voice-duration|voice-family|voice-pitch-range|voice-pitch|voice-rate|voice-stress|voice-volume|volume|white-space-collapse|white-space|widows|width|word-break|word-spacing|word-wrap|z-index";
var supportFunction = exports.supportFunction = "rgb|rgba|url|attr|counter|counters";
var supportConstant = exports.supportConstant = "absolute|after-edge|after|all-scroll|all|alphabetic|always|antialiased|armenian|auto|avoid-column|avoid-page|avoid|balance|baseline|before-edge|before|below|bidi-override|block-line-height|block|bold|bolder|border-box|both|bottom|box|break-all|break-word|capitalize|caps-height|caption|center|central|char|circle|cjk-ideographic|clone|close-quote|col-resize|collapse|column|consider-shifts|contain|content-box|cover|crosshair|cubic-bezier|dashed|decimal-leading-zero|decimal|default|disabled|disc|disregard-shifts|distribute-all-lines|distribute-letter|distribute-space|distribute|dotted|double|e-resize|ease-in|ease-in-out|ease-out|ease|ellipsis|end|exclude-ruby|fill|fixed|georgian|glyphs|grid-height|groove|hand|hanging|hebrew|help|hidden|hiragana-iroha|hiragana|horizontal|icon|ideograph-alpha|ideograph-numeric|ideograph-parenthesis|ideograph-space|ideographic|inactive|include-ruby|inherit|initial|inline-block|inline-box|inline-line-height|inline-table|inline|inset|inside|inter-ideograph|inter-word|invert|italic|justify|katakana-iroha|katakana|keep-all|last|left|lighter|line-edge|line-through|line|linear|list-item|local|loose|lower-alpha|lower-greek|lower-latin|lower-roman|lowercase|lr-tb|ltr|mathematical|max-height|max-size|medium|menu|message-box|middle|move|n-resize|ne-resize|newspaper|no-change|no-close-quote|no-drop|no-open-quote|no-repeat|none|normal|not-allowed|nowrap|nw-resize|oblique|open-quote|outset|outside|overline|padding-box|page|pointer|pre-line|pre-wrap|pre|preserve-3d|progress|relative|repeat-x|repeat-y|repeat|replaced|reset-size|ridge|right|round|row-resize|rtl|s-resize|scroll|se-resize|separate|slice|small-caps|small-caption|solid|space|square|start|static|status-bar|step-end|step-start|steps|stretch|strict|sub|super|sw-resize|table-caption|table-cell|table-column-group|table-column|table-footer-group|table-header-group|table-row-group|table-row|table|tb-rl|text-after-edge|text-before-edge|text-bottom|text-size|text-top|text|thick|thin|transparent|underline|upper-alpha|upper-latin|upper-roman|uppercase|use-script|vertical-ideographic|vertical-text|visible|w-resize|wait|whitespace|z-index|zero";
var supportConstantColor = exports.supportConstantColor = "aqua|black|blue|fuchsia|gray|green|lime|maroon|navy|olive|orange|purple|red|silver|teal|white|yellow";
var supportConstantFonts = exports.supportConstantFonts = "arial|century|comic|courier|garamond|georgia|helvetica|impact|lucida|symbol|system|tahoma|times|trebuchet|utopia|verdana|webdings|sans-serif|serif|monospace";

var numRe = exports.numRe = "\\-?(?:(?:[0-9]+)|(?:[0-9]*\\.[0-9]+))";
var pseudoElements = exports.pseudoElements = "(\\:+)\\b(after|before|first-letter|first-line|moz-selection|selection)\\b";
var pseudoClasses  = exports.pseudoClasses =  "(:)\\b(active|checked|disabled|empty|enabled|first-child|first-of-type|focus|hover|indeterminate|invalid|last-child|last-of-type|link|not|nth-child|nth-last-child|nth-last-of-type|nth-of-type|only-child|only-of-type|required|root|target|valid|visited)\\b";

var CssHighlightRules = function() {

    var keywordMapper = this.createKeywordMapper({
        "support.function": supportFunction,
        "support.constant": supportConstant,
        "support.type": supportType,
        "support.constant.color": supportConstantColor,
        "support.constant.fonts": supportConstantFonts
    }, "text", true);

    var base_ruleset = [
        {
            token : "comment", // multi line comment
            regex : "\\/\\*",
            next : "ruleset_comment"
        }, {
            token : "string", // single line
            regex : '["](?:(?:\\\\.)|(?:[^"\\\\]))*?["]'
        }, {
            token : "string", // single line
            regex : "['](?:(?:\\\\.)|(?:[^'\\\\]))*?[']"
        }, {
            token : ["constant.numeric", "keyword"],
            regex : "(" + numRe + ")(ch|cm|deg|em|ex|fr|gd|grad|Hz|in|kHz|mm|ms|pc|pt|px|rad|rem|s|turn|vh|vm|vw|%)"
        }, {
            token : "constant.numeric",
            regex : numRe
        }, {
            token : "constant.numeric",  // hex6 color
            regex : "#[a-f0-9]{6}"
        }, {
            token : "constant.numeric", // hex3 color
            regex : "#[a-f0-9]{3}"
        }, {
            token : ["punctuation", "entity.other.attribute-name.pseudo-element.css"],
            regex : pseudoElements
        }, {
            token : ["punctuation", "entity.other.attribute-name.pseudo-class.css"],
            regex : pseudoClasses
        }, {
            token : ["support.function", "string", "support.function"],
            regex : "(url\\()(.*)(\\))"
        }, {
            token : keywordMapper,
            regex : "\\-?[a-zA-Z_][a-zA-Z0-9_\\-]*"
        }, {
            caseInsensitive: true
        }
      ];

    var ruleset = lang.copyArray(base_ruleset);
    ruleset.unshift({
        token : "paren.rparen",
        regex : "\\}",
        next:   "start"
    });

    var media_ruleset = lang.copyArray( base_ruleset );
    media_ruleset.unshift({
        token : "paren.rparen",
        regex : "\\}",
        next:   "media"
    });

    var base_comment = [{
          token : "comment", // comment spanning whole line
          regex : ".+"
    }];

    var comment = lang.copyArray(base_comment);
    comment.unshift({
          token : "comment", // closing comment
          regex : ".*?\\*\\/",
          next : "start"
    });

    var media_comment = lang.copyArray(base_comment);
    media_comment.unshift({
          token : "comment", // closing comment
          regex : ".*?\\*\\/",
          next : "media"
    });

    var ruleset_comment = lang.copyArray(base_comment);
    ruleset_comment.unshift({
          token : "comment", // closing comment
          regex : ".*?\\*\\/",
          next : "ruleset"
    });

    this.$rules = {
        "start" : [{
            token : "comment", // multi line comment
            regex : "\\/\\*",
            next : "comment"
        }, {
            token: "paren.lparen",
            regex: "\\{",
            next:  "ruleset"
        }, {
            token: "string",
            regex: "@.*?{",
            next:  "media"
        },{
            token: "keyword",
            regex: "#[a-z0-9-_]+"
        },{
            token: "variable",
            regex: "\\.[a-z0-9-_]+"
        },{
            token: "string",
            regex: ":[a-z0-9-_]+"
        },{
            token: "constant",
            regex: "[a-z0-9-_]+"
        },{
            caseInsensitive: true
        }],

        "media" : [ {
            token : "comment", // multi line comment
            regex : "\\/\\*",
            next : "media_comment"
        }, {
            token: "paren.lparen",
            regex: "\\{",
            next:  "media_ruleset"
        },{
            token: "string",
            regex: "\\}",
            next:  "start"
        },{
            token: "keyword",
            regex: "#[a-z0-9-_]+"
        },{
            token: "variable",
            regex: "\\.[a-z0-9-_]+"
        },{
            token: "string",
            regex: ":[a-z0-9-_]+"
        },{
            token: "constant",
            regex: "[a-z0-9-_]+"
        },{
            caseInsensitive: true
        }],

        "comment" : comment,

        "ruleset" : ruleset,
        "ruleset_comment" : ruleset_comment,

        "media_ruleset" : media_ruleset,
        "media_comment" : media_comment
    };
};

oop.inherits(CssHighlightRules, TextHighlightRules);

exports.CssHighlightRules = CssHighlightRules;

});

define('ace/mode/behaviour/css', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/behaviour', 'ace/mode/behaviour/cstyle', 'ace/token_iterator'], function(require, exports, module) {


var oop = require("../../lib/oop");
var Behaviour = require("../behaviour").Behaviour;
var CstyleBehaviour = require("./cstyle").CstyleBehaviour;
var TokenIterator = require("../../token_iterator").TokenIterator;

var CssBehaviour = function () {

    this.inherit(CstyleBehaviour);

    this.add("colon", "insertion", function (state, action, editor, session, text) {
        if (text === ':') {
            var cursor = editor.getCursorPosition();
            var iterator = new TokenIterator(session, cursor.row, cursor.column);
            var token = iterator.getCurrentToken();
            if (token && token.value.match(/\s+/)) {
                token = iterator.stepBackward();
            }
            if (token && token.type === 'support.type') {
                var line = session.doc.getLine(cursor.row);
                var rightChar = line.substring(cursor.column, cursor.column + 1);
                if (rightChar === ':') {
                    return {
                       text: '',
                       selection: [1, 1]
                    }
                }
                if (!line.substring(cursor.column).match(/^\s*;/)) {
                    return {
                       text: ':;',
                       selection: [1, 1]
                    }
                }
            }
        }
    });

    this.add("colon", "deletion", function (state, action, editor, session, range) {
        var selected = session.doc.getTextRange(range);
        if (!range.isMultiLine() && selected === ':') {
            var cursor = editor.getCursorPosition();
            var iterator = new TokenIterator(session, cursor.row, cursor.column);
            var token = iterator.getCurrentToken();
            if (token && token.value.match(/\s+/)) {
                token = iterator.stepBackward();
            }
            if (token && token.type === 'support.type') {
                var line = session.doc.getLine(range.start.row);
                var rightChar = line.substring(range.end.column, range.end.column + 1);
                if (rightChar === ';') {
                    range.end.column ++;
                    return range;
                }
            }
        }
    });

    this.add("semicolon", "insertion", function (state, action, editor, session, text) {
        if (text === ';') {
            var cursor = editor.getCursorPosition();
            var line = session.doc.getLine(cursor.row);
            var rightChar = line.substring(cursor.column, cursor.column + 1);
            if (rightChar === ';') {
                return {
                   text: '',
                   selection: [1, 1]
                }
            }
        }
    });

}
oop.inherits(CssBehaviour, CstyleBehaviour);

exports.CssBehaviour = CssBehaviour;
});

define('ace/mode/html_highlight_rules', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/lib/lang', 'ace/mode/css_highlight_rules', 'ace/mode/javascript_highlight_rules', 'ace/mode/xml_util', 'ace/mode/text_highlight_rules'], function(require, exports, module) {


var oop = require("../lib/oop");
var lang = require("../lib/lang");
var CssHighlightRules = require("./css_highlight_rules").CssHighlightRules;
var JavaScriptHighlightRules = require("./javascript_highlight_rules").JavaScriptHighlightRules;
var xmlUtil = require("./xml_util");
var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;

var tagMap = lang.createMap({
    a           : 'anchor',
    button 	    : 'form',
    form        : 'form',
    img         : 'image',
    input       : 'form',
    label       : 'form',
    script      : 'script',
    select      : 'form',
    textarea    : 'form',
    style       : 'style',
    table       : 'table',
    tbody       : 'table',
    td          : 'table',
    tfoot       : 'table',
    th          : 'table',
    tr          : 'table'
});

var HtmlHighlightRules = function() {
    this.$rules = {
        start : [{
            token : "text",
            regex : "<\\!\\[CDATA\\[",
            next : "cdata"
        }, {
            token : "xml-pe",
            regex : "<\\?.*?\\?>"
        }, {
            token : "comment",
            regex : "<\\!--",
            next : "comment"
        }, {
            token : "xml-pe",
            regex : "<\\!.*?>"
        }, {
            token : "meta.tag",
            regex : "<(?=script\\b)",
            next : "script"
        }, {
            token : "meta.tag",
            regex : "<(?=style\\b)",
            next : "style"
        }, {
            token : "meta.tag", // opening tag
            regex : "<\\/?(?=\\S)",
            next : "tag"
        }, {
            token : "text",
            regex : "\\s+"
        }, {
            token : "constant.character.entity",
            regex : "(?:&#[0-9]+;)|(?:&#x[0-9a-fA-F]+;)|(?:&[a-zA-Z0-9_:\\.-]+;)"
        }],
    
        cdata : [ {
            token : "text",
            regex : "\\]\\]>",
            next : "start"
        } ],

        comment : [ {
            token : "comment",
            regex : ".*?-->",
            next : "start"
        }, {
            defaultToken : "comment"
        } ]
    };
    
    xmlUtil.tag(this.$rules, "tag", "start", tagMap);
    xmlUtil.tag(this.$rules, "style", "css-start", tagMap);
    xmlUtil.tag(this.$rules, "script", "js-start", tagMap);
    
    this.embedRules(JavaScriptHighlightRules, "js-", [{
        token: "comment",
        regex: "\\/\\/.*(?=<\\/script>)",
        next: "tag"
    }, {
        token: "meta.tag",
        regex: "<\\/(?=script)",
        next: "tag"
    }]);
    
    this.embedRules(CssHighlightRules, "css-", [{
        token: "meta.tag",
        regex: "<\\/(?=style)",
        next: "tag"
    }]);
};

oop.inherits(HtmlHighlightRules, TextHighlightRules);

exports.HtmlHighlightRules = HtmlHighlightRules;
});

define('ace/mode/xml_util', ['require', 'exports', 'module' ], function(require, exports, module) {


function string(state) {
    return [{
        token : "string",
        regex : '"',
        next : state + "_qqstring"
    }, {
        token : "string",
        regex : "'",
        next : state + "_qstring"
    }];
}

function multiLineString(quote, state) {
    return [
        {token : "string", regex : quote, next : state},
        {
            token : "constant.language.escape",
            regex : "(?:&#[0-9]+;)|(?:&#x[0-9a-fA-F]+;)|(?:&[a-zA-Z0-9_:\\.-]+;)" 
        },
        {defaultToken : "string"}
    ];
}

exports.tag = function(states, name, nextState, tagMap) {
    states[name] = [{
        token : "text",
        regex : "\\s+"
    }, {
        
    token : !tagMap ? "meta.tag.tag-name" : function(value) {
            if (tagMap[value])
                return "meta.tag.tag-name." + tagMap[value];
            else
                return "meta.tag.tag-name";
        },
        regex : "[-_a-zA-Z0-9:]+",
        next : name + "_embed_attribute_list" 
    }, {
        token: "empty",
        regex: "",
        next : name + "_embed_attribute_list"
    }];

    states[name + "_qstring"] = multiLineString("'", name + "_embed_attribute_list");
    states[name + "_qqstring"] = multiLineString("\"", name + "_embed_attribute_list");
    
    states[name + "_embed_attribute_list"] = [{
        token : "meta.tag.r",
        regex : "/?>",
        next : nextState
    }, {
        token : "keyword.operator",
        regex : "="
    }, {
        token : "entity.other.attribute-name",
        regex : "[-_a-zA-Z0-9:]+"
    }, {
        token : "constant.numeric", // float
        regex : "[+-]?\\d+(?:(?:\\.\\d*)?(?:[eE][+-]?\\d+)?)?\\b"
    }, {
        token : "text",
        regex : "\\s+"
    }].concat(string(name));
};

});

define('ace/mode/behaviour/html', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/behaviour/xml', 'ace/mode/behaviour/cstyle', 'ace/token_iterator'], function(require, exports, module) {


var oop = require("../../lib/oop");
var XmlBehaviour = require("../behaviour/xml").XmlBehaviour;
var CstyleBehaviour = require("./cstyle").CstyleBehaviour;
var TokenIterator = require("../../token_iterator").TokenIterator;
var voidElements = ['area', 'base', 'br', 'col', 'command', 'embed', 'hr', 'img', 'input', 'keygen', 'link', 'meta', 'param', 'source', 'track', 'wbr'];

function hasType(token, type) {
    var hasType = true;
    var typeList = token.type.split('.');
    var needleList = type.split('.');
    needleList.forEach(function(needle){
        if (typeList.indexOf(needle) == -1) {
            hasType = false;
            return false;
        }
    });
    return hasType;
}

var HtmlBehaviour = function () {

    this.inherit(XmlBehaviour); // Get xml behaviour
    
    this.add("autoclosing", "insertion", function (state, action, editor, session, text) {
        if (text == '>') {
            var position = editor.getCursorPosition();
            var iterator = new TokenIterator(session, position.row, position.column);
            var token = iterator.getCurrentToken();

            if (hasType(token, 'string') && iterator.getCurrentTokenColumn() + token.value.length > position.column)
                return;
            var atCursor = false;
            if (!token || !hasType(token, 'meta.tag') && !(hasType(token, 'text') && token.value.match('/'))){
                do {
                    token = iterator.stepBackward();
                } while (token && (hasType(token, 'string') || hasType(token, 'keyword.operator') || hasType(token, 'entity.attribute-name') || hasType(token, 'text')));
            } else {
                atCursor = true;
            }
            if (!token || !hasType(token, 'meta.tag-name') || iterator.stepBackward().value.match('/')) {
                return
            }
            var element = token.value;
            if (atCursor){
                var element = element.substring(0, position.column - token.start);
            }
            if (voidElements.indexOf(element) !== -1){
                return;
            }
            return {
               text: '>' + '</' + element + '>',
               selection: [1, 1]
            }
        }
    });
}
oop.inherits(HtmlBehaviour, XmlBehaviour);

exports.HtmlBehaviour = HtmlBehaviour;
});

define('ace/mode/behaviour/xml', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/behaviour', 'ace/mode/behaviour/cstyle', 'ace/token_iterator'], function(require, exports, module) {


var oop = require("../../lib/oop");
var Behaviour = require("../behaviour").Behaviour;
var CstyleBehaviour = require("./cstyle").CstyleBehaviour;
var TokenIterator = require("../../token_iterator").TokenIterator;

function hasType(token, type) {
    var hasType = true;
    var typeList = token.type.split('.');
    var needleList = type.split('.');
    needleList.forEach(function(needle){
        if (typeList.indexOf(needle) == -1) {
            hasType = false;
            return false;
        }
    });
    return hasType;
}

var XmlBehaviour = function () {
    
    this.inherit(CstyleBehaviour, ["string_dquotes"]); // Get string behaviour
    
    this.add("autoclosing", "insertion", function (state, action, editor, session, text) {
        if (text == '>') {
            var position = editor.getCursorPosition();
            var iterator = new TokenIterator(session, position.row, position.column);
            var token = iterator.getCurrentToken();
            var atCursor = false;
            if (!token || !hasType(token, 'meta.tag') && !(hasType(token, 'text') && token.value.match('/'))){
                do {
                    token = iterator.stepBackward();
                } while (token && (hasType(token, 'string') || hasType(token, 'keyword.operator') || hasType(token, 'entity.attribute-name') || hasType(token, 'text')));
            } else {
                atCursor = true;
            }
            if (!token || !hasType(token, 'meta.tag-name') || iterator.stepBackward().value.match('/')) {
                return
            }
            var tag = token.value;
            if (atCursor){
                var tag = tag.substring(0, position.column - token.start);
            }

            return {
               text: '>' + '</' + tag + '>',
               selection: [1, 1]
            }
        }
    });

    this.add('autoindent', 'insertion', function (state, action, editor, session, text) {
        if (text == "\n") {
            var cursor = editor.getCursorPosition();
            var line = session.getLine(cursor.row);
            var rightChars = line.substring(cursor.column, cursor.column + 2);
            if (rightChars == '</') {
                var next_indent = this.$getIndent(line);
                var indent = next_indent + session.getTabString();

                return {
                    text: '\n' + indent + '\n' + next_indent,
                    selection: [1, indent.length, 1, indent.length]
                }
            }
        }
    });
    
}
oop.inherits(XmlBehaviour, Behaviour);

exports.XmlBehaviour = XmlBehaviour;
});

define('ace/mode/folding/html', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/folding/mixed', 'ace/mode/folding/xml', 'ace/mode/folding/cstyle'], function(require, exports, module) {


var oop = require("../../lib/oop");
var MixedFoldMode = require("./mixed").FoldMode;
var XmlFoldMode = require("./xml").FoldMode;
var CStyleFoldMode = require("./cstyle").FoldMode;

var FoldMode = exports.FoldMode = function() {
    MixedFoldMode.call(this, new XmlFoldMode({
        "area": 1,
        "base": 1,
        "br": 1,
        "col": 1,
        "command": 1,
        "embed": 1,
        "hr": 1,
        "img": 1,
        "input": 1,
        "keygen": 1,
        "link": 1,
        "meta": 1,
        "param": 1,
        "source": 1,
        "track": 1,
        "wbr": 1,
        "li": 1,
        "dt": 1,
        "dd": 1,
        "p": 1,
        "rt": 1,
        "rp": 1,
        "optgroup": 1,
        "option": 1,
        "colgroup": 1,
        "td": 1,
        "th": 1
    }), {
        "js-": new CStyleFoldMode(),
        "css-": new CStyleFoldMode()
    });
};

oop.inherits(FoldMode, MixedFoldMode);

});

define('ace/mode/folding/mixed', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/folding/fold_mode'], function(require, exports, module) {


var oop = require("../../lib/oop");
var BaseFoldMode = require("./fold_mode").FoldMode;

var FoldMode = exports.FoldMode = function(defaultMode, subModes) {
    this.defaultMode = defaultMode;
    this.subModes = subModes;
};
oop.inherits(FoldMode, BaseFoldMode);

(function() {


    this.$getMode = function(state) {
        for (var key in this.subModes) {
            if (state.indexOf(key) === 0)
                return this.subModes[key];
        }
        return null;
    };
    
    this.$tryMode = function(state, session, foldStyle, row) {
        var mode = this.$getMode(state);
        return (mode ? mode.getFoldWidget(session, foldStyle, row) : "");
    };

    this.getFoldWidget = function(session, foldStyle, row) {
        return (
            this.$tryMode(session.getState(row-1), session, foldStyle, row) ||
            this.$tryMode(session.getState(row), session, foldStyle, row) ||
            this.defaultMode.getFoldWidget(session, foldStyle, row)
        );
    };

    this.getFoldWidgetRange = function(session, foldStyle, row) {
        var mode = this.$getMode(session.getState(row-1));
        
        if (!mode || !mode.getFoldWidget(session, foldStyle, row))
            mode = this.$getMode(session.getState(row));
        
        if (!mode || !mode.getFoldWidget(session, foldStyle, row))
            mode = this.defaultMode;
        
        return mode.getFoldWidgetRange(session, foldStyle, row);
    };

}).call(FoldMode.prototype);

});

define('ace/mode/folding/xml', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/lib/lang', 'ace/range', 'ace/mode/folding/fold_mode', 'ace/token_iterator'], function(require, exports, module) {


var oop = require("../../lib/oop");
var lang = require("../../lib/lang");
var Range = require("../../range").Range;
var BaseFoldMode = require("./fold_mode").FoldMode;
var TokenIterator = require("../../token_iterator").TokenIterator;

var FoldMode = exports.FoldMode = function(voidElements) {
    BaseFoldMode.call(this);
    this.voidElements = voidElements || {};
};
oop.inherits(FoldMode, BaseFoldMode);

(function() {

    this.getFoldWidget = function(session, foldStyle, row) {
        var tag = this._getFirstTagInLine(session, row);

        if (tag.closing)
            return foldStyle == "markbeginend" ? "end" : "";

        if (!tag.tagName || this.voidElements[tag.tagName.toLowerCase()])
            return "";

        if (tag.selfClosing)
            return "";

        if (tag.value.indexOf("/" + tag.tagName) !== -1)
            return "";

        return "start";
    };
    
    this._getFirstTagInLine = function(session, row) {
        var tokens = session.getTokens(row);
        var value = "";
        for (var i = 0; i < tokens.length; i++) {
            var token = tokens[i];
            if (token.type.indexOf("meta.tag") === 0)
                value += token.value;
            else
                value += lang.stringRepeat(" ", token.value.length);
        }
        
        return this._parseTag(value);
    };

    this.tagRe = /^(\s*)(<?(\/?)([-_a-zA-Z0-9:!]*)\s*(\/?)>?)/;
    this._parseTag = function(tag) {
        
        var match = tag.match(this.tagRe);
        var column = 0;

        return {
            value: tag,
            match: match ? match[2] : "",
            closing: match ? !!match[3] : false,
            selfClosing: match ? !!match[5] || match[2] == "/>" : false,
            tagName: match ? match[4] : "",
            column: match[1] ? column + match[1].length : column
        };
    };
    this._readTagForward = function(iterator) {
        var token = iterator.getCurrentToken();
        if (!token)
            return null;
            
        var value = "";
        var start;
        
        do {
            if (token.type.indexOf("meta.tag") === 0) {
                if (!start) {
                    var start = {
                        row: iterator.getCurrentTokenRow(),
                        column: iterator.getCurrentTokenColumn()
                    };
                }
                value += token.value;
                if (value.indexOf(">") !== -1) {
                    var tag = this._parseTag(value);
                    tag.start = start;
                    tag.end = {
                        row: iterator.getCurrentTokenRow(),
                        column: iterator.getCurrentTokenColumn() + token.value.length
                    };
                    iterator.stepForward();
                    return tag;
                }
            }
        } while(token = iterator.stepForward());
        
        return null;
    };
    
    this._readTagBackward = function(iterator) {
        var token = iterator.getCurrentToken();
        if (!token)
            return null;
            
        var value = "";
        var end;

        do {
            if (token.type.indexOf("meta.tag") === 0) {
                if (!end) {
                    end = {
                        row: iterator.getCurrentTokenRow(),
                        column: iterator.getCurrentTokenColumn() + token.value.length
                    };
                }
                value = token.value + value;
                if (value.indexOf("<") !== -1) {
                    var tag = this._parseTag(value);
                    tag.end = end;
                    tag.start = {
                        row: iterator.getCurrentTokenRow(),
                        column: iterator.getCurrentTokenColumn()
                    };
                    iterator.stepBackward();
                    return tag;
                }
            }
        } while(token = iterator.stepBackward());
        
        return null;
    };
    
    this._pop = function(stack, tag) {
        while (stack.length) {
            
            var top = stack[stack.length-1];
            if (!tag || top.tagName == tag.tagName) {
                return stack.pop();
            }
            else if (this.voidElements[tag.tagName]) {
                return;
            }
            else if (this.voidElements[top.tagName]) {
                stack.pop();
                continue;
            } else {
                return null;
            }
        }
    };
    
    this.getFoldWidgetRange = function(session, foldStyle, row) {
        var firstTag = this._getFirstTagInLine(session, row);
        
        if (!firstTag.match)
            return null;
        
        var isBackward = firstTag.closing || firstTag.selfClosing;
        var stack = [];
        var tag;
        
        if (!isBackward) {
            var iterator = new TokenIterator(session, row, firstTag.column);
            var start = {
                row: row,
                column: firstTag.column + firstTag.tagName.length + 2
            };
            while (tag = this._readTagForward(iterator)) {
                if (tag.selfClosing) {
                    if (!stack.length) {
                        tag.start.column += tag.tagName.length + 2;
                        tag.end.column -= 2;
                        return Range.fromPoints(tag.start, tag.end);
                    } else
                        continue;
                }
                
                if (tag.closing) {
                    this._pop(stack, tag);
                    if (stack.length == 0)
                        return Range.fromPoints(start, tag.start);
                }
                else {
                    stack.push(tag)
                }
            }
        }
        else {
            var iterator = new TokenIterator(session, row, firstTag.column + firstTag.match.length);
            var end = {
                row: row,
                column: firstTag.column
            };
            
            while (tag = this._readTagBackward(iterator)) {
                if (tag.selfClosing) {
                    if (!stack.length) {
                        tag.start.column += tag.tagName.length + 2;
                        tag.end.column -= 2;
                        return Range.fromPoints(tag.start, tag.end);
                    } else
                        continue;
                }
                
                if (!tag.closing) {
                    this._pop(stack, tag);
                    if (stack.length == 0) {
                        tag.start.column += tag.tagName.length + 2;
                        return Range.fromPoints(tag.start, end);
                    }
                }
                else {
                    stack.push(tag)
                }
            }
        }
        
    };

}).call(FoldMode.prototype);

});
