/*
 * 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.
 */
ace.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() {
    this.HighlightRules = CssHighlightRules;
    this.$outdent = new MatchingBraceOutdent();
    this.$behaviour = new CssBehaviour();
    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.getTokenizer().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;
    };

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

exports.Mode = Mode;

});

ace.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|pointer-events|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);

    this.$rules = {
        "start" : [{
            token : "comment", // multi line comment
            regex : "\\/\\*",
            push : "comment"
        }, {
            token: "paren.lparen",
            regex: "\\{",
            push:  "ruleset"
        }, {
            token: "string",
            regex: "@.*?{",
            push:  "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 : "\\/\\*",
            push : "comment"
        }, {
            token: "paren.lparen",
            regex: "\\{",
            push:  "ruleset"
        }, {
            token: "string",
            regex: "\\}",
            next:  "pop"
        }, {
            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" : [{
            token : "comment",
            regex : "\\*\\/",
            next : "pop"
        }, {
            defaultToken : "comment"
        }],

        "ruleset" : [
        {
            token : "paren.rparen",
            regex : "\\}",
            next:   "pop"
        }, {
            token : "comment", // multi line comment
            regex : "\\/\\*",
            push : "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
        }]
    };

    this.normalizeRules();
};

oop.inherits(CssHighlightRules, TextHighlightRules);

exports.CssHighlightRules = CssHighlightRules;

});

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/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;
});

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);

});
