codeocean/vendor/assets/javascripts/ace/mode-dot.js

define("ace/mode/matching_brace_outdent",["require","exports","module","ace/range"], function(require, exports, module) {
"use strict";

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

var MatchingBraceOutdent = function() {};

(function() {

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

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

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

        if (!match) return 0;

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

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

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

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

}).call(MatchingBraceOutdent.prototype);

exports.MatchingBraceOutdent = MatchingBraceOutdent;
});

define("ace/mode/doc_comment_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 DocCommentHighlightRules = function() {
    this.$rules = {
        "start" : [ {
            token : "comment.doc.tag",
            regex : "@[\\w\\d_]+" // TODO: fix email addresses
        }, 
        DocCommentHighlightRules.getTagRule(),
        {
            defaultToken : "comment.doc",
            caseInsensitive: true
        }]
    };
};

oop.inherits(DocCommentHighlightRules, TextHighlightRules);

DocCommentHighlightRules.getTagRule = function(start) {
    return {
        token : "comment.doc.tag.storage.type",
        regex : "\\b(?:TODO|FIXME|XXX|HACK)\\b"
    };
}

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

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


exports.DocCommentHighlightRules = DocCommentHighlightRules;

});

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

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

var DotHighlightRules = function() {

   var keywords = lang.arrayToMap(
        ("strict|node|edge|graph|digraph|subgraph").split("|")
   );

   var attributes = lang.arrayToMap(
        ("damping|k|url|area|arrowhead|arrowsize|arrowtail|aspect|bb|bgcolor|center|charset|clusterrank|color|colorscheme|comment|compound|concentrate|constraint|decorate|defaultdist|dim|dimen|dir|diredgeconstraints|distortion|dpi|edgeurl|edgehref|edgetarget|edgetooltip|epsilon|esep|fillcolor|fixedsize|fontcolor|fontname|fontnames|fontpath|fontsize|forcelabels|gradientangle|group|headurl|head_lp|headclip|headhref|headlabel|headport|headtarget|headtooltip|height|href|id|image|imagepath|imagescale|label|labelurl|label_scheme|labelangle|labeldistance|labelfloat|labelfontcolor|labelfontname|labelfontsize|labelhref|labeljust|labelloc|labeltarget|labeltooltip|landscape|layer|layerlistsep|layers|layerselect|layersep|layout|len|levels|levelsgap|lhead|lheight|lp|ltail|lwidth|margin|maxiter|mclimit|mindist|minlen|mode|model|mosek|nodesep|nojustify|normalize|nslimit|nslimit1|ordering|orientation|outputorder|overlap|overlap_scaling|pack|packmode|pad|page|pagedir|pencolor|penwidth|peripheries|pin|pos|quadtree|quantum|rank|rankdir|ranksep|ratio|rects|regular|remincross|repulsiveforce|resolution|root|rotate|rotation|samehead|sametail|samplepoints|scale|searchsize|sep|shape|shapefile|showboxes|sides|size|skew|smoothing|sortv|splines|start|style|stylesheet|tailurl|tail_lp|tailclip|tailhref|taillabel|tailport|tailtarget|tailtooltip|target|tooltip|truecolor|vertices|viewport|voro_margin|weight|width|xlabel|xlp|z").split("|")
   );

   this.$rules = {
        "start" : [
            {
                token : "comment",
                regex : /\/\/.*$/
            }, {
                token : "comment",
                regex : /#.*$/
            }, {
                token : "comment", // multi line comment
                merge : true,
                regex : /\/\*/,
                next : "comment"
            }, {
                token : "string",
                regex : "'(?=.)",
                next  : "qstring"
            }, {
                token : "string",
                regex : '"(?=.)',
                next  : "qqstring"
            }, {
                token : "constant.numeric",
                regex : /[+\-]?\d+(?:(?:\.\d*)?(?:[eE][+\-]?\d+)?)?\b/
            }, {
                token : "keyword.operator",
                regex : /\+|=|\->/
            }, {
                token : "punctuation.operator",
                regex : /,|;/
            }, {
                token : "paren.lparen",
                regex : /[\[{]/
            }, {
                token : "paren.rparen",
                regex : /[\]}]/
            }, {
                token: "comment",
                regex: /^#!.*$/
            }, {
                token: function(value) {
                    if (keywords.hasOwnProperty(value.toLowerCase())) {
                        return "keyword";
                    }
                    else if (attributes.hasOwnProperty(value.toLowerCase())) {
                        return "variable";
                    }
                    else {
                        return "text";
                    }
                },
                regex: "\\-?[a-zA-Z_][a-zA-Z0-9_\\-]*"
           }
        ],
        "comment" : [
            {
                token : "comment", // closing comment
                regex : ".*?\\*\\/",
                merge : true,
                next : "start"
            }, {
                token : "comment", // comment spanning whole line
                merge : true,
                regex : ".+"
            }
        ],
        "qqstring" : [
            {
                token : "string",
                regex : '[^"\\\\]+',
                merge : true
            }, {
                token : "string",
                regex : "\\\\$",
                next  : "qqstring",
                merge : true
            }, {
                token : "string",
                regex : '"|$',
                next  : "start",
                merge : true
            }
        ],
        "qstring" : [
            {
                token : "string",
                regex : "[^'\\\\]+",
                merge : true
            }, {
                token : "string",
                regex : "\\\\$",
                next  : "qstring",
                merge : true
            }, {
                token : "string",
                regex : "'|$",
                next  : "start",
                merge : true
            }
        ]
   };
};

oop.inherits(DotHighlightRules, TextHighlightRules);

exports.DotHighlightRules = DotHighlightRules;

});

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);

});

define("ace/mode/dot",["require","exports","module","ace/lib/oop","ace/mode/text","ace/mode/matching_brace_outdent","ace/mode/dot_highlight_rules","ace/mode/folding/cstyle"], function(require, exports, module) {
"use strict";

var oop = require("../lib/oop");
var TextMode = require("./text").Mode;
var MatchingBraceOutdent = require("./matching_brace_outdent").MatchingBraceOutdent;
var DotHighlightRules = require("./dot_highlight_rules").DotHighlightRules;
var DotFoldMode = require("./folding/cstyle").FoldMode;

var Mode = function() {
    this.HighlightRules = DotHighlightRules;
    this.$outdent = new MatchingBraceOutdent();
    this.foldingRules = new DotFoldMode();
};
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") {
            var match = line.match(/^.*(?:\bcase\b.*\:|[\{\(\[])\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/dot";
}).call(Mode.prototype);

exports.Mode = Mode;
});