/* ***** 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/less', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/mode/text', 'ace/tokenizer', 'ace/mode/less_highlight_rules', 'ace/mode/matching_brace_outdent', '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 LessHighlightRules = require("./less_highlight_rules").LessHighlightRules;
var MatchingBraceOutdent = require("./matching_brace_outdent").MatchingBraceOutdent;
var CssBehaviour = require("./behaviour/css").CssBehaviour;
var CStyleFoldMode = require("./folding/cstyle").FoldMode;

var Mode = function() {
    this.HighlightRules = LessHighlightRules;
    this.$outdent = new MatchingBraceOutdent();
    this.$behaviour = new CssBehaviour();
    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 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.$id = "ace/mode/less";
}).call(Mode.prototype);

exports.Mode = Mode;

});

ace.define('ace/mode/less_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 LessHighlightRules = function() {
    
    var properties = lang.arrayToMap( (function () {

        var browserPrefix = ("-webkit-|-moz-|-o-|-ms-|-svg-|-pie-|-khtml-").split("|");
        
        var prefixProperties = ("appearance|background-clip|background-inline-policy|background-origin|" + 
             "background-size|binding|border-bottom-colors|border-left-colors|" + 
             "border-right-colors|border-top-colors|border-end|border-end-color|" + 
             "border-end-style|border-end-width|border-image|border-start|" + 
             "border-start-color|border-start-style|border-start-width|box-align|" + 
             "box-direction|box-flex|box-flexgroup|box-ordinal-group|box-orient|" + 
             "box-pack|box-sizing|column-count|column-gap|column-width|column-rule|" + 
             "column-rule-width|column-rule-style|column-rule-color|float-edge|" + 
             "font-feature-settings|font-language-override|force-broken-image-icon|" + 
             "image-region|margin-end|margin-start|opacity|outline|outline-color|" + 
             "outline-offset|outline-radius|outline-radius-bottomleft|" + 
             "outline-radius-bottomright|outline-radius-topleft|outline-radius-topright|" + 
             "outline-style|outline-width|padding-end|padding-start|stack-sizing|" + 
             "tab-size|text-blink|text-decoration-color|text-decoration-line|" + 
             "text-decoration-style|transform|transform-origin|transition|" + 
             "transition-delay|transition-duration|transition-property|" + 
             "transition-timing-function|user-focus|user-input|user-modify|user-select|" +
             "window-shadow|border-radius").split("|");
        
        var properties = ("azimuth|background-attachment|background-color|background-image|" +
            "background-position|background-repeat|background|border-bottom-color|" +
            "border-bottom-style|border-bottom-width|border-bottom|border-collapse|" +
            "border-color|border-left-color|border-left-style|border-left-width|" +
            "border-left|border-right-color|border-right-style|border-right-width|" +
            "border-right|border-spacing|border-style|border-top-color|" +
            "border-top-style|border-top-width|border-top|border-width|border|" +
            "bottom|box-sizing|caption-side|clear|clip|color|content|counter-increment|" +
            "counter-reset|cue-after|cue-before|cue|cursor|direction|display|" +
            "elevation|empty-cells|float|font-family|font-size-adjust|font-size|" +
            "font-stretch|font-style|font-variant|font-weight|font|height|left|" +
            "letter-spacing|line-height|list-style-image|list-style-position|" +
            "list-style-type|list-style|margin-bottom|margin-left|margin-right|" +
            "margin-top|marker-offset|margin|marks|max-height|max-width|min-height|" +
            "min-width|opacity|orphans|outline-color|" +
            "outline-style|outline-width|outline|overflow|overflow-x|overflow-y|padding-bottom|" +
            "padding-left|padding-right|padding-top|padding|page-break-after|" +
            "page-break-before|page-break-inside|page|pause-after|pause-before|" +
            "pause|pitch-range|pitch|play-during|position|quotes|richness|right|" +
            "size|speak-header|speak-numeral|speak-punctuation|speech-rate|speak|" +
            "stress|table-layout|text-align|text-decoration|text-indent|" +
            "text-shadow|text-transform|top|unicode-bidi|vertical-align|" +
            "visibility|voice-family|volume|white-space|widows|width|word-spacing|" +
            "z-index").split("|");
        var ret = [];
        for (var i=0, ln=browserPrefix.length; i<ln; i++) {
            Array.prototype.push.apply(
                ret,
                (( browserPrefix[i] + prefixProperties.join("|" + browserPrefix[i]) ).split("|"))
            );
        }
        Array.prototype.push.apply(ret, prefixProperties);
        Array.prototype.push.apply(ret, properties);
        
        return ret;
        
    })() );
    


    var functions = lang.arrayToMap(
        ("hsl|hsla|rgb|rgba|url|attr|counter|counters|lighten|darken|saturate|" +
        "desaturate|fadein|fadeout|fade|spin|mix|hue|saturation|lightness|" +
        "alpha|round|ceil|floor|percentage|color|iscolor|isnumber|isstring|" +
        "iskeyword|isurl|ispixel|ispercentage|isem").split("|")
    );

    var constants = lang.arrayToMap(
        ("absolute|all-scroll|always|armenian|auto|baseline|below|bidi-override|" +
        "block|bold|bolder|border-box|both|bottom|break-all|break-word|capitalize|center|" +
        "char|circle|cjk-ideographic|col-resize|collapse|content-box|crosshair|dashed|" +
        "decimal-leading-zero|decimal|default|disabled|disc|" +
        "distribute-all-lines|distribute-letter|distribute-space|" +
        "distribute|dotted|double|e-resize|ellipsis|fixed|georgian|groove|" +
        "hand|hebrew|help|hidden|hiragana-iroha|hiragana|horizontal|" +
        "ideograph-alpha|ideograph-numeric|ideograph-parenthesis|" +
        "ideograph-space|inactive|inherit|inline-block|inline|inset|inside|" +
        "inter-ideograph|inter-word|italic|justify|katakana-iroha|katakana|" +
        "keep-all|left|lighter|line-edge|line-through|line|list-item|loose|" +
        "lower-alpha|lower-greek|lower-latin|lower-roman|lowercase|lr-tb|ltr|" +
        "medium|middle|move|n-resize|ne-resize|newspaper|no-drop|no-repeat|" +
        "nw-resize|none|normal|not-allowed|nowrap|oblique|outset|outside|" +
        "overline|pointer|progress|relative|repeat-x|repeat-y|repeat|right|" +
        "ridge|row-resize|rtl|s-resize|scroll|se-resize|separate|small-caps|" +
        "solid|square|static|strict|super|sw-resize|table-footer-group|" +
        "table-header-group|tb-rl|text-bottom|text-top|text|thick|thin|top|" +
        "transparent|underline|upper-alpha|upper-latin|upper-roman|uppercase|" +
        "vertical-ideographic|vertical-text|visible|w-resize|wait|whitespace|" +
        "zero").split("|")
    );

    var colors = lang.arrayToMap(
        ("aqua|black|blue|fuchsia|gray|green|lime|maroon|navy|olive|orange|" +
        "purple|red|silver|teal|white|yellow").split("|")
    );
    
    var keywords = lang.arrayToMap(
        ("@mixin|@extend|@include|@import|@media|@debug|@warn|@if|@for|@each|" +
        "@while|@else|@font-face|@-webkit-keyframes|if|and|!default|module|" +
        "def|end|declare|when|not|and").split("|")
    );
    
    var tags = lang.arrayToMap(
        ("a|abbr|acronym|address|applet|area|article|aside|audio|b|base|basefont|bdo|" + 
         "big|blockquote|body|br|button|canvas|caption|center|cite|code|col|colgroup|" + 
         "command|datalist|dd|del|details|dfn|dir|div|dl|dt|em|embed|fieldset|" + 
         "figcaption|figure|font|footer|form|frame|frameset|h1|h2|h3|h4|h5|h6|head|" + 
         "header|hgroup|hr|html|i|iframe|img|input|ins|keygen|kbd|label|legend|li|" + 
         "link|map|mark|menu|meta|meter|nav|noframes|noscript|object|ol|optgroup|" + 
         "option|output|p|param|pre|progress|q|rp|rt|ruby|s|samp|script|section|select|" + 
         "small|source|span|strike|strong|style|sub|summary|sup|table|tbody|td|" + 
         "textarea|tfoot|th|thead|time|title|tr|tt|u|ul|var|video|wbr|xmp").split("|")
    );

    var numRe = "\\-?(?:(?:[0-9]+)|(?:[0-9]*\\.[0-9]+))";

    this.$rules = {
        "start" : [
            {
                token : "comment",
                regex : "\\/\\/.*$"
            },
            {
                token : "comment", // multi line comment
                regex : "\\/\\*",
                next : "comment"
            }, {
                token : "string", // single line
                regex : '["](?:(?:\\\\.)|(?:[^"\\\\]))*?["]'
            }, {
                token : "string", // single line
                regex : "['](?:(?:\\\\.)|(?:[^'\\\\]))*?[']"
            }, {
                token : "constant.numeric",
                regex : numRe + "(?:em|ex|px|cm|mm|in|pt|pc|deg|rad|grad|ms|s|hz|khz|%)"
            }, {
                token : "constant.numeric", // hex6 color
                regex : "#[a-f0-9]{6}"
            }, {
                token : "constant.numeric", // hex3 color
                regex : "#[a-f0-9]{3}"
            }, {
                token : "constant.numeric",
                regex : numRe
            }, {
                token : function(value) {
                    if (keywords.hasOwnProperty(value))
                        return "keyword";
                    else
                        return "variable";
                },
                regex : "@[a-z0-9_\\-@]*\\b"
            }, {
                token : function(value) {
                    if (properties.hasOwnProperty(value.toLowerCase()))
                        return "support.type";
                    else if (keywords.hasOwnProperty(value))
                        return "keyword";
                    else if (constants.hasOwnProperty(value))
                        return "constant.language";
                    else if (functions.hasOwnProperty(value))
                        return "support.function";
                    else if (colors.hasOwnProperty(value.toLowerCase()))
                        return "support.constant.color";
                    else if (tags.hasOwnProperty(value.toLowerCase()))
                        return "variable.language";
                    else
                        return "text";
                },
                regex : "\\-?[@a-z_][@a-z0-9_\\-]*"
            }, {
                token: "variable.language",
                regex: "#[a-z0-9-_]+"
            }, {
                token: "variable.language",
                regex: "\\.[a-z0-9-_]+"
            }, {
                token: "variable.language",
                regex: ":[a-z0-9-_]+"
            }, {
                token: "constant",
                regex: "[a-z0-9-_]+"
            }, {
                token : "keyword.operator",
                regex : "<|>|<=|>=|==|!=|-|%|#|\\+|\\$|\\+|\\*"
            }, {
                token : "paren.lparen",
                regex : "[[({]"
            }, {
                token : "paren.rparen",
                regex : "[\\])}]"
            }, {
                token : "text",
                regex : "\\s+"
            }, {
                caseInsensitive: true
            }
        ],
        "comment" : [
            {
                token : "comment", // closing comment
                regex : ".*?\\*\\/",
                next : "start"
            }, {
                token : "comment", // comment spanning whole line
                regex : ".+"
            }
        ]
    };
};

oop.inherits(LessHighlightRules, TextHighlightRules);

exports.LessHighlightRules = LessHighlightRules;

});

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 context;
var contextCache = {}
var initContext = function(editor) {
    var id = -1;
    if (editor.multiSelect) {
        id = editor.selection.id;
        if (contextCache.rangeCount != editor.multiSelect.rangeCount)
            contextCache = {rangeCount: editor.multiSelect.rangeCount};
    }
    if (contextCache[id])
        return context = contextCache[id];
    context = contextCache[id] = {
        autoInsertedBrackets: 0,
        autoInsertedRow: -1,
        autoInsertedLineEnd: "",
        maybeInsertedBrackets: 0,
        maybeInsertedRow: -1,
        maybeInsertedLineStart: "",
        maybeInsertedLineEnd: ""
    };
};

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

    this.add("parens", "insertion", function(state, action, editor, session, text) {
        if (text == '(') {
            initContext(editor);
            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 == ')') {
            initContext(editor);
            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 == '(') {
            initContext(editor);
            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 == '[') {
            initContext(editor);
            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 == ']') {
            initContext(editor);
            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 == '[') {
            initContext(editor);
            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 == "'") {
            initContext(editor);
            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 == "'")) {
            initContext(editor);
            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;
            }
        }
    });

};

    
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, context.autoInsertedLineEnd[0]))
        context.autoInsertedBrackets = 0;
    context.autoInsertedRow = cursor.row;
    context.autoInsertedLineEnd = bracket + line.substr(cursor.column);
    context.autoInsertedBrackets++;
};

CstyleBehaviour.recordMaybeInsert = function(editor, session, bracket) {
    var cursor = editor.getCursorPosition();
    var line = session.doc.getLine(cursor.row);
    if (!this.isMaybeInsertedClosing(cursor, line))
        context.maybeInsertedBrackets = 0;
    context.maybeInsertedRow = cursor.row;
    context.maybeInsertedLineStart = line.substr(0, cursor.column) + bracket;
    context.maybeInsertedLineEnd = line.substr(cursor.column);
    context.maybeInsertedBrackets++;
};

CstyleBehaviour.isAutoInsertedClosing = function(cursor, line, bracket) {
    return context.autoInsertedBrackets > 0 &&
        cursor.row === context.autoInsertedRow &&
        bracket === context.autoInsertedLineEnd[0] &&
        line.substr(cursor.column) === context.autoInsertedLineEnd;
};

CstyleBehaviour.isMaybeInsertedClosing = function(cursor, line) {
    return context.maybeInsertedBrackets > 0 &&
        cursor.row === context.maybeInsertedRow &&
        line.substr(cursor.column) === context.maybeInsertedLineEnd &&
        line.substr(0, cursor.column) == context.maybeInsertedLineStart;
};

CstyleBehaviour.popAutoInsertedClosing = function() {
    context.autoInsertedLineEnd = context.autoInsertedLineEnd.substr(1);
    context.autoInsertedBrackets--;
};

CstyleBehaviour.clearMaybeInsertedClosing = function() {
    if (context) {
        context.maybeInsertedBrackets = 0;
        context.maybeInsertedRow = -1;
    }
};



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);

});
