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 *
 * Copyright (c) 2010, Ajax.org B.V.
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 * 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.
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 *       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
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define(function (require, exports, module) {
    "use strict";

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

    var scadHighlightRules = function () {
        var keywordMapper = this.createKeywordMapper({
            "variable.language": "this",
            "keyword": "module|if|else|for",
            "constant.language": "NULL"
        }, "identifier");

        // regexp must not have capturing parentheses. Use (?:) instead.
        // regexps are ordered -> the first match is used

        this.$rules = {
            "start": [
                {
                    token: "comment",
                    regex: "\\/\\/.*$"
                },
                DocCommentHighlightRules.getStartRule("start"),
                {
                    token: "comment", // multi line comment
                    regex: "\\/\\*",
                    next: "comment"
                }, {
                    token: "string", // single line
                    regex: '["](?:(?:\\\\.)|(?:[^"\\\\]))*?["]'
                }, {
                    token: "string", // multi line string start
                    regex: '["].*\\\\$',
                    next: "qqstring"
                }, {
                    token: "string", // single line
                    regex: "['](?:(?:\\\\.)|(?:[^'\\\\]))*?[']"
                }, {
                    token: "string", // multi line string start
                    regex: "['].*\\\\$",
                    next: "qstring"
                }, {
                    token: "constant.numeric", // hex
                    regex: "0[xX][0-9a-fA-F]+\\b"
                }, {
                    token: "constant.numeric", // float
                    regex: "[+-]?\\d+(?:(?:\\.\\d*)?(?:[eE][+-]?\\d+)?)?\\b"
                }, {
                    token: "constant", // <CONSTANT>
                    regex: "<[a-zA-Z0-9.]+>"
                }, {
                    token: "keyword", // pre-compiler directivs
                    regex: "(?:use|include)"
                }, {
                    token: keywordMapper,
                    regex: "[a-zA-Z_$][a-zA-Z0-9_$]*\\b"
                }, {
                    token: "keyword.operator",
                    regex: "!|\\$|%|&|\\*|\\-\\-|\\-|\\+\\+|\\+|~|==|=|!=|<=|>=|<<=|>>=|>>>=|<>|<|>|!|&&|\\|\\||\\?\\:|\\*=|%=|\\+=|\\-=|&=|\\^=|\\b(?:in|new|delete|typeof|void)"
                }, {
                    token: "paren.lparen",
                    regex: "[[({]"
                }, {
                    token: "paren.rparen",
                    regex: "[\\])}]"
                }, {
                    token: "text",
                    regex: "\\s+"
                }
            ],
            "comment": [
                {
                    token: "comment", // closing comment
                    regex: ".*?\\*\\/",
                    next: "start"
                }, {
                    token: "comment", // comment spanning whole line
                    regex: ".+"
                }
            ],
            "qqstring": [
                {
                    token: "string",
                    regex: '(?:(?:\\\\.)|(?:[^"\\\\]))*?"',
                    next: "start"
                }, {
                    token: "string",
                    regex: '.+'
                }
            ],
            "qstring": [
                {
                    token: "string",
                    regex: "(?:(?:\\\\.)|(?:[^'\\\\]))*?'",
                    next: "start"
                }, {
                    token: "string",
                    regex: '.+'
                }
            ]
        };

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

    oop.inherits(scadHighlightRules, TextHighlightRules);

    exports.scadHighlightRules = scadHighlightRules;
});
