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/golang_highlight_rules",["require","exports","module","ace/lib/oop","ace/mode/doc_comment_highlight_rules","ace/mode/text_highlight_rules"], function(require, exports, module) {
    var oop = require("../lib/oop");
    var DocCommentHighlightRules = require("./doc_comment_highlight_rules").DocCommentHighlightRules;
    var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;

    var GolangHighlightRules = function() {
        var keywords = (
            "else|break|case|return|goto|if|const|select|" +
            "continue|struct|default|switch|for|range|" +
            "func|import|package|chan|defer|fallthrough|go|interface|map|range|" +
            "select|type|var"
        );
        var builtinTypes = (
            "string|uint8|uint16|uint32|uint64|int8|int16|int32|int64|float32|" +
            "float64|complex64|complex128|byte|rune|uint|int|uintptr|bool|error"
        );
        var builtinFunctions = (
            "new|close|cap|copy|panic|panicln|print|println|len|make|delete|real|recover|imag|append"
        );
        var builtinConstants = ("nil|true|false|iota");

        var keywordMapper = this.createKeywordMapper({
            "keyword": keywords,
            "constant.language": builtinConstants,
            "support.function": builtinFunctions,
            "support.type": builtinTypes
        }, "");
        
        var stringEscapeRe = "\\\\(?:[0-7]{3}|x\\h{2}|u{4}|U\\h{6}|[abfnrtv'\"\\\\])".replace(/\\h/g, "[a-fA-F\\d]");

        this.$rules = {
            "start" : [
                {
                    token : "comment",
                    regex : "\\/\\/.*$"
                },
                DocCommentHighlightRules.getStartRule("doc-start"),
                {
                    token : "comment.start", // multi line comment
                    regex : "\\/\\*",
                    next : "comment"
                }, {
                    token : "string", // single line
                    regex : /"(?:[^"\\]|\\.)*?"/
                }, {
                    token : "string", // raw
                    regex : '`',
                    next : "bqstring"
                }, {
                    token : "constant.numeric", // rune
                    regex : "'(?:[^\\'\uD800-\uDBFF]|[\uD800-\uDBFF][\uDC00-\uDFFF]|" + stringEscapeRe.replace('"', '')  + ")'"
                }, {
                    token : "constant.numeric", // hex
                    regex : "0[xX][0-9a-fA-F]+\\b" 
                }, {
                    token : "constant.numeric", // float
                    regex : "[+-]?\\d+(?:(?:\\.\\d*)?(?:[eE][+-]?\\d+)?)?\\b"
                }, {
                    token : ["keyword", "text", "entity.name.function"],
                    regex : "(func)(\\s+)([a-zA-Z_$][a-zA-Z0-9_$]*)\\b"
                }, {
                    token : function(val) {
                        if (val[val.length - 1] == "(") {
                            return [{
                                type: keywordMapper(val.slice(0, -1)) || "support.function",
                                value: val.slice(0, -1)
                            }, {
                                type: "paren.lparen",
                                value: val.slice(-1)
                            }];
                        }
                        
                        return keywordMapper(val) || "identifier";
                    },
                    regex : "[a-zA-Z_$][a-zA-Z0-9_$]*\\b\\(?"
                }, {
                    token : "keyword.operator",
                    regex : "!|\\$|%|&|\\*|\\-\\-|\\-|\\+\\+|\\+|~|==|=|!=|<=|>=|<<=|>>=|>>>=|<>|<|>|!|&&|\\|\\||\\?\\:|\\*=|%=|\\+=|\\-=|&=|\\^="
                }, {
                    token : "punctuation.operator",
                    regex : "\\?|\\:|\\,|\\;|\\."
                }, {
                    token : "paren.lparen",
                    regex : "[[({]"
                }, {
                    token : "paren.rparen",
                    regex : "[\\])}]"
                }, {
                    token : "text",
                    regex : "\\s+"
                }
            ],
            "comment" : [
                {
                    token : "comment.end",
                    regex : "\\*\\/",
                    next : "start"
                }, {
                    defaultToken : "comment"
                }
            ],
            "bqstring" : [
                {
                    token : "string",
                    regex : '`',
                    next : "start"
                }, {
                    defaultToken : "string"
                }
            ]
        };

        this.embedRules(DocCommentHighlightRules, "doc-",
            [ DocCommentHighlightRules.getEndRule("start") ]);
    };
    oop.inherits(GolangHighlightRules, TextHighlightRules);

    exports.GolangHighlightRules = GolangHighlightRules;
});

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/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);

});

 /*
 * RCloud contribution:
 * * added getCompletionsAsync method
 * * delegation of completions retrieval to JupyterCompletions component
 */
define("ace/mode/golang",["require","exports","module","ace/lib/oop","ace/mode/text","ace/mode/golang_highlight_rules","ace/mode/matching_brace_outdent","ace/mode/behaviour/cstyle","ace/mode/folding/cstyle", "ace/mode/jupyter_completions"], function(require, exports, module) {

var oop = require("../lib/oop");
var TextMode = require("./text").Mode;
var GolangHighlightRules = require("./golang_highlight_rules").GolangHighlightRules;
var MatchingBraceOutdent = require("./matching_brace_outdent").MatchingBraceOutdent;
var CstyleBehaviour = require("./behaviour/cstyle").CstyleBehaviour;
var CStyleFoldMode = require("./folding/cstyle").FoldMode;
var JupyterCompletions = require("./jupyter_completions").JupyterCompletions;

var Mode = function(options) {
    this.HighlightRules = GolangHighlightRules;
    this.$outdent = new MatchingBraceOutdent();
    this.foldingRules = new CStyleFoldMode();
    this.$behaviour = new CstyleBehaviour();
    this.$completer = new JupyterCompletions(options.language);
    this.getCompletionsAsync = function(state, session, pos, callback) {
        if(this.$completer) {
            this.$completer.getCompletions(null, session, pos, callback);
        } else {
            callback(null, []);
        }
    };
};
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(/^.*[\{\(\[]\s*$/);
            if (match) {
                indent += tab;
            }
        }

        return indent;
    };//end getNextLineIndent

    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/golang";
}).call(Mode.prototype);

exports.Mode = Mode;
});
