ace.define("ace/mode/rust_highlight_rules", ["require", "exports", "module", "ace/lib/oop", "ace/mode/text_highlight_rules"], function (require, exports, module) {
    "use strict";

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

    var RustHighlightRules = function () {

        this.$rules = {
            start: [{
                token: 'variable.other.source.rust',
                regex: '\'[a-zA-Z_][a-zA-Z0-9_]*[^\\\']'
            },
                {
                    token: 'string.quoted.single.source.rust',
                    regex: '\'',
                    push: [{
                        token: 'string.quoted.single.source.rust',
                        regex: '\'',
                        next: 'pop'
                    },
                        {include: '#rust_escaped_character'},
                        {defaultToken: 'string.quoted.single.source.rust'}]
                },
                {
                    stateName: "bracketedComment",
                    onMatch: function (value, currentState, stack) {
                        stack.unshift(this.next, value.length - 1, currentState);
                        return "string.quoted.raw.source.rust";
                    },
                    regex: /r#*"/,
                    next: [
                        {
                            onMatch: function (value, currentState, stack) {
                                var token = "string.quoted.raw.source.rust";
                                if (value.length >= stack[1]) {
                                    if (value.length > stack[1])
                                        token = "invalid";
                                    stack.shift();
                                    stack.shift();
                                    this.next = stack.shift();
                                } else {
                                    this.next = "";
                                }
                                return token;
                            },
                            regex: /"#*/,
                            next: "start"
                        }, {
                            defaultToken: "string.quoted.raw.source.rust"
                        }
                    ]
                },
                {
                    token: 'string.quoted.double.source.rust',
                    regex: '"',
                    push: [{
                        token: 'string.quoted.double.source.rust',
                        regex: '"',
                        next: 'pop'
                    },
                        {include: '#rust_escaped_character'},
                        {defaultToken: 'string.quoted.double.source.rust'}]
                },
                {
                    token: ['keyword.source.rust', 'meta.function.source.rust',
                        'entity.name.function.source.rust', 'meta.function.source.rust'],
                    regex: '\\b(fn)(\\s+)([a-zA-Z_][a-zA-Z0-9_][\\w\\:,+ \\\'<>]*)(\\s*\\()'
                },
                {token: 'support.constant', regex: '\\b[a-zA-Z_][\\w\\d]*::'},
                {
                    token: 'keyword.source.rust',
                    regex: '\\b(?:as|assert|break|claim|const|copy|Copy|do|drop|else|extern|fail|for|if|impl|in|let|log|loop|match|mod|module|move|mut|Owned|priv|pub|pure|ref|return|unchecked|unsafe|use|while|mod|Send|static|trait|class|struct|enum|type)\\b'
                },
                {
                    token: 'storage.type.source.rust',
                    regex: '\\b(?:Self|m32|m64|m128|f80|f16|f128|int|uint|float|char|bool|u8|u16|u32|u64|f32|f64|i8|i16|i32|i64|str|option|either|c_float|c_double|c_void|FILE|fpos_t|DIR|dirent|c_char|c_schar|c_uchar|c_short|c_ushort|c_int|c_uint|c_long|c_ulong|size_t|ptrdiff_t|clock_t|time_t|c_longlong|c_ulonglong|intptr_t|uintptr_t|off_t|dev_t|ino_t|pid_t|mode_t|ssize_t)\\b'
                },
                {token: 'variable.language.source.rust', regex: '\\bself\\b'},
                {
                    token: 'keyword.operator',
                    regex: '!|\\$|\\*|\\-\\-|\\-|\\+\\+|\\+|-->|===|==|=|!=|!==|<=|>=|<<=|>>=|>>>=|<>|<|>|!|&&|\\|\\||\\?\\:|\\*=|/=|%=|\\+=|\\-=|&=|\\^=|,|;'
                },
                {
                    token: 'constant.language.source.rust',
                    regex: '\\b(?:true|false|Some|None|Left|Right|Ok|Err)\\b'
                },
                {
                    token: 'support.constant.source.rust',
                    regex: '\\b(?:EXIT_FAILURE|EXIT_SUCCESS|RAND_MAX|EOF|SEEK_SET|SEEK_CUR|SEEK_END|_IOFBF|_IONBF|_IOLBF|BUFSIZ|FOPEN_MAX|FILENAME_MAX|L_tmpnam|TMP_MAX|O_RDONLY|O_WRONLY|O_RDWR|O_APPEND|O_CREAT|O_EXCL|O_TRUNC|S_IFIFO|S_IFCHR|S_IFBLK|S_IFDIR|S_IFREG|S_IFMT|S_IEXEC|S_IWRITE|S_IREAD|S_IRWXU|S_IXUSR|S_IWUSR|S_IRUSR|F_OK|R_OK|W_OK|X_OK|STDIN_FILENO|STDOUT_FILENO|STDERR_FILENO)\\b'
                },
                {
                    token: 'meta.preprocessor.source.rust',
                    regex: '\\b\\w\\(\\w\\)*!|#\\[[\\w=\\(\\)_]+\\]\\b'
                },
                {
                    token: 'constant.numeric.integer.source.rust',
                    regex: '\\b(?:[0-9][0-9_]*|[0-9][0-9_]*(?:u|u8|u16|u32|u64)|[0-9][0-9_]*(?:i|i8|i16|i32|i64))\\b'
                },
                {
                    token: 'constant.numeric.hex.source.rust',
                    regex: '\\b(?:0x[a-fA-F0-9_]+|0x[a-fA-F0-9_]+(?:u|u8|u16|u32|u64)|0x[a-fA-F0-9_]+(?:i|i8|i16|i32|i64))\\b'
                },
                {
                    token: 'constant.numeric.binary.source.rust',
                    regex: '\\b(?:0b[01_]+|0b[01_]+(?:u|u8|u16|u32|u64)|0b[01_]+(?:i|i8|i16|i32|i64))\\b'
                },
                {
                    token: 'constant.numeric.float.source.rust',
                    regex: '[0-9][0-9_]*(?:f32|f64|f)|[0-9][0-9_]*[eE][+-]=[0-9_]+|[0-9][0-9_]*[eE][+-]=[0-9_]+(?:f32|f64|f)|[0-9][0-9_]*\\.[0-9_]+|[0-9][0-9_]*\\.[0-9_]+(?:f32|f64|f)|[0-9][0-9_]*\\.[0-9_]+%[eE][+-]=[0-9_]+|[0-9][0-9_]*\\.[0-9_]+%[eE][+-]=[0-9_]+(?:f32|f64|f)'
                },
                {
                    token: 'comment.line.documentation.source.rust',
                    regex: '//!.*$',
                    push_: [{
                        token: 'comment.line.documentation.source.rust',
                        regex: '$',
                        next: 'pop'
                    },
                        {defaultToken: 'comment.line.documentation.source.rust'}]
                },
                {
                    token: 'comment.line.double-dash.source.rust',
                    regex: '//.*$',
                    push_: [{
                        token: 'comment.line.double-dash.source.rust',
                        regex: '$',
                        next: 'pop'
                    },
                        {defaultToken: 'comment.line.double-dash.source.rust'}]
                },
                {
                    token: 'comment.start.block.source.rust',
                    regex: '/\\*',
                    stateName: 'comment',
                    push: [{
                        token: 'comment.start.block.source.rust',
                        regex: '/\\*',
                        push: 'comment'
                    },
                        {
                            token: 'comment.end.block.source.rust',
                            regex: '\\*/',
                            next: 'pop'
                        },
                        {defaultToken: 'comment.block.source.rust'}]
                }],
            '#rust_escaped_character': [{
                token: 'constant.character.escape.source.rust',
                regex: '\\\\(?:x[\\da-fA-F]{2}|[0-2][0-7]{,2}|3[0-6][0-7]?|37[0-7]?|[4-7][0-7]?|.)'
            }]
        }

        this.normalizeRules();
    };

    RustHighlightRules.metaData = {
        fileTypes: ['rs', 'rc'],
        foldingStartMarker: '^.*\\bfn\\s*(\\w+\\s*)?\\([^\\)]*\\)(\\s*\\{[^\\}]*)?\\s*$',
        foldingStopMarker: '^\\s*\\}',
        name: 'Rust',
        scopeName: 'source.rust'
    }


    oop.inherits(RustHighlightRules, TextHighlightRules);

    exports.RustHighlightRules = RustHighlightRules;
});

ace.define("ace/mode/folding/cstyle", ["require", "exports", "module", "ace/lib/oop", "ace/range", "ace/mode/folding/fold_mode"], function (require, exports, module) {
    "use strict";

    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.singleLineBlockCommentRe = /^\s*(\/\*).*\*\/\s*$/;
        this.tripleStarBlockCommentRe = /^\s*(\/\*\*\*).*\*\/\s*$/;
        this.startRegionRe = /^\s*(\/\*|\/\/)#region\b/;
        this._getFoldWidgetBase = this.getFoldWidget;
        this.getFoldWidget = function (session, foldStyle, row) {
            var line = session.getLine(row);

            if (this.singleLineBlockCommentRe.test(line)) {
                if (!this.startRegionRe.test(line) && !this.tripleStarBlockCommentRe.test(line))
                    return "";
            }

            var fw = this._getFoldWidgetBase(session, foldStyle, row);

            if (!fw && this.startRegionRe.test(line))
                return "start"; // lineCommentRegionStart

            return fw;
        };

        this.getFoldWidgetRange = function (session, foldStyle, row, forceMultiline) {
            var line = session.getLine(row);

            if (this.startRegionRe.test(line))
                return this.getCommentRegionBlock(session, line, 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);
        };

        this.getCommentRegionBlock = function (session, line, row) {
            var startColumn = line.search(/\s*$/);
            var maxRow = session.getLength();
            var startRow = row;

            var re = /^\s*(?:\/\*|\/\/)#(end)?region\b/;
            var depth = 1;
            while (++row < maxRow) {
                line = session.getLine(row);
                var m = re.exec(line);
                if (!m) continue;
                if (m[1]) depth--;
                else depth++;

                if (!depth) break;
            }

            var endRow = row;
            if (endRow > startRow) {
                return new Range(startRow, startColumn, endRow, line.length);
            }
        };

    }).call(FoldMode.prototype);

});

ace.define("ace/mode/rust", ["require", "exports", "module", "ace/lib/oop", "ace/mode/text", "ace/mode/rust_highlight_rules", "ace/mode/folding/cstyle"], function (require, exports, module) {
    "use strict";

    var oop = require("../lib/oop");
    var TextMode = require("./text").Mode;
    var RustHighlightRules = require("./rust_highlight_rules").RustHighlightRules;
    var FoldMode = require("./folding/cstyle").FoldMode;

    var Mode = function () {
        this.HighlightRules = RustHighlightRules;
        this.foldingRules = new FoldMode();
    };
    oop.inherits(Mode, TextMode);

    (function () {
        this.lineCommentStart = "//";
        this.blockComment = {start: "/*", end: "*/"};
        this.$id = "ace/mode/rust";
    }).call(Mode.prototype);

    exports.Mode = Mode;
});
