/* ***** BEGIN LICENSE BLOCK *****
 * Distributed under the BSD license:
 *
 * Copyright (c) 2010, 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 ***** */

ace.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() {
    this.HighlightRules = JavaScriptHighlightRules;
    
    this.$outdent = new MatchingBraceOutdent();
    this.$behaviour = new CstyleBehaviour();
    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.getTokenizer().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;
    };

    this.$id = "ace/mode/javascript";
}).call(Mode.prototype);

exports.Mode = Mode;
});

ace.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 : "\\/\\/",
                next : "line_comment"
            },
            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: /^#!.*$/
            }
        ],
        "start": [
            DocCommentHighlightRules.getStartRule("doc-start"),
            {
                token : "comment", // multi line comment
                regex : "\\/\\*",
                next : "comment_regex_allowed"
            }, {
                token : "comment",
                regex : "\\/\\/",
                next : "line_comment_regex_allowed"
            }, {
                token: "string.regexp",
                regex: "\\/",
                next: "regex"
            }, {
                token : "text",
                regex : "\\s+|^$",
                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: "/[sxngimy]*",
                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: "$"
            }, {
                token: "empty",
                regex: "",
                next: "no_regex"
            }
        ],
        "comment_regex_allowed" : [
            {token : "comment", regex : "\\*\\/", next : "start"},
            {defaultToken : "comment"}
        ],
        "comment" : [
            {token : "comment", regex : "\\*\\/", next : "no_regex"},
            {defaultToken : "comment"}
        ],
        "line_comment_regex_allowed" : [
            {token : "comment", regex : "$|^", next : "start"},
            {defaultToken : "comment"}
        ],
        "line_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;
});

ace.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;

});

ace.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;
});

ace.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]) || editor.inMultiSelectMode) {
                    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.$findOpeningBracket('}', {column: cursor.column + 1, row: cursor.row});
                if (matching !== null && CstyleBehaviour.isAutoInsertedClosing(cursor, line, text)) {
                    CstyleBehaviour.popAutoInsertedClosing();
                    return {
                        text: '',
                        selection: [1, 1]
                    };
                }
            }
        } else if (text == "\n" || text == "\r\n") {
            var closing = "";
            if (CstyleBehaviour.isMaybeInsertedClosing(cursor, line)) {
                closing = lang.stringRepeat("}", maybeInsertedBrackets);
                CstyleBehaviour.clearMaybeInsertedClosing();
            }
            var rightChar = line.substring(cursor.column, cursor.column + 1);
            if (rightChar === '}') {
                var openBracePos = session.findMatchingBracket({row: cursor.row, column: cursor.column+1}, '}');
                if (!openBracePos)
                     return null;
                var next_indent = this.$getIndent(session.getLine(openBracePos.row));
            } else if (closing) {
                var next_indent = this.$getIndent(line);
            } else {
                return;
            }
            var indent = next_indent + session.getTabString();

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

    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;
});

ace.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, forceMultiline) {
        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);
                
            var range = session.getCommentFoldRange(row, i + match[0].length, 1);
            
            if (range && !range.isMultiLine()) {
                if (forceMultiline) {
                    range = this.getSectionRange(session, row);
                } else if (foldStyle != "all")
                    range = null;
            }
            
            return range;
        }

        if (foldStyle === "markbegin")
            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);
        }
    };
    
    this.getSectionRange = function(session, row) {
        var line = session.getLine(row);
        var startIndent = line.search(/\S/);
        var startRow = row;
        var startColumn = line.length;
        row = row + 1;
        var endRow = row;
        var maxRow = session.getLength();
        while (++row < maxRow) {
            line = session.getLine(row);
            var indent = line.search(/\S/);
            if (indent === -1)
                continue;
            if  (startIndent > indent)
                break;
            var subRange = this.getFoldWidgetRange(session, "all", row);
            
            if (subRange) {
                if (subRange.start.row <= startRow) {
                    break;
                } else if (subRange.isMultiLine()) {
                    row = subRange.end.row;
                } else if (startIndent == indent) {
                    break;
                }
            }
            endRow = row;
        }
        
        return new Range(startRow, startColumn, endRow, session.getLine(endRow).length);
    };

}).call(FoldMode.prototype);

});
