MiniScript AceCodeEditor Syntax Highlight Rules

MiniScript-Ace-SyntaxHighlight.js

// MiniScript Syntax Highlighter (WIP)
// to be used with https://ace.c9.io/tool/mode_creator.html
// MiniScript: https://forum.unity3d.com/threads/miniscript-lightweight-scripting-language-for-your-game.373853/

define(function(require, exports, module) {
"use strict";

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

// template taken from JAVA
var MiniScriptHighlightRules = function() {
    
    // TODO: missing these
    var builtinFunctions = ("print");

    var keywords = ("and|break|continue|else|end|for|function|if|in|new|not|null|or|repeat|return|then|while");

//    var buildinConstants = ("null|Infinity|NaN|undefined");

    var keywordMapper = this.createKeywordMapper({
        "variable.language": "this",
        "keyword": keywords,
        "support.function": builtinFunctions
    }, "identifier");

    // TODO: nothing below is edited for miniscript yet..


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

    this.$rules = {
        "start" : [
            {
                token : "comment",
                regex : "\\/\\/.*$"
            },
            DocCommentHighlightRules.getStartRule("doc-start"),
            {
                token : "comment", // multi line comment
                regex : "\\/\\*",
                next : "comment"
            }, {
                token : "string", // single line
                regex : '["](?:(?:\\\\.)|(?:[^"\\\\]))*?["]'
            }, {
                token : "string", // single line
                regex : "['](?:(?:\\\\.)|(?:[^'\\\\]))*?[']"
            }, {
                token : "constant.numeric", // hex
                regex : /0(?:[xX][0-9a-fA-F][0-9a-fA-F_]*|[bB][01][01_]*)[LlSsDdFfYy]?\b/
            }, {
                token : "constant.numeric", // float
                regex : /[+-]?\d[\d_]*(?:(?:\.[\d_]*)?(?:[eE][+-]?[\d_]+)?)?[LlSsDdFfYy]?\b/
            }, {
                token : "constant.language.boolean",
                regex : "(?:true|false)\\b"
            }, {
                token : keywordMapper,
                // TODO: Unicode escape sequences
                // TODO: Unicode identifiers
                regex : "[a-zA-Z_$][a-zA-Z0-9_$]*\\b"
            }, {
                token : "keyword.operator",
                regex : "!|\\$|%|&|\\*|\\-\\-|\\-|\\+\\+|\\+|~|===|==|=|!=|!==|<=|>=|<<=|>>=|>>>=|<>|<|>|!|&&|\\|\\||\\?\\:|\\*=|%=|\\+=|\\-=|&=|\\^=|\\b(?:in|instanceof|new|delete|typeof|void)"
            }, {
                token : "lparen",
                regex : "[[({]"
            }, {
                token : "rparen",
                regex : "[\\])}]"
            }, {
                token : "text",
                regex : "\\s+"
            }
        ],
        "comment" : [
            {
                token : "comment", // closing comment
                regex : ".*?\\*\\/",
                next : "start"
            }, {
                token : "comment", // comment spanning whole line
                regex : ".+"
            }
        ]
    };

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

oop.inherits(MiniScriptHighlightRules, TextHighlightRules);

exports.MiniScriptHighlightRules = MiniScriptHighlightRules;
});