overleaf/services/web/public/js/ace/mode/cobol_highlight_rules.js

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

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

var CobolHighlightRules = function() {
var keywords = "ACCEPT|MERGE|SUM|ADD||MESSAGE|TABLE|ADVANCING|MODE|TAPE|" +
"AFTER|MULTIPLY|TEST|ALL|NEGATIVE|TEXT|ALPHABET|NEXT|THAN|" +
"ALSO|NO|THEN|ALTERNATE|NOT|THROUGH|AND|NUMBER|THRU|ANY|OCCURS|" +
"TIME|ARE|OF|TO|AREA|OFF|TOP||ASCENDING|OMITTED|TRUE|ASSIGN|ON|TYPE|AT|OPEN|" +
"UNIT|AUTHOR|OR|UNTIL|BEFORE|OTHER|UP|BLANK|OUTPUT|USE|BLOCK|PAGE|USING|BOTTOM|" +
"PERFORM|VALUE|BY|PIC|VALUES|CALL|PICTURE|WHEN|CANCEL|PLUS|WITH|CD|POINTER|WRITE|" +
"CHARACTER|POSITION||ZERO|CLOSE|POSITIVE|ZEROS|COLUMN|PROCEDURE|ZEROES|COMMA|PROGRAM|" +
"COMMON|PROGRAM-ID|COMMUNICATION|QUOTE|COMP|RANDOM|COMPUTE|READ|CONTAINS|RECEIVE|CONFIGURATION|" +
"RECORD|CONTINUE|REDEFINES|CONTROL|REFERENCE|COPY|REMAINDER|COUNT|REPLACE|DATA|REPORT|DATE|RESERVE|" +
"DAY|RESET|DELETE|RETURN|DESTINATION|REWIND|DISABLE|REWRITE|DISPLAY|RIGHT|DIVIDE|RUN|DOWN|SAME|" +
"ELSE|SEARCH|ENABLE|SECTION|END|SELECT|ENVIRONMENT|SENTENCE|EQUAL|SET|ERROR|SIGN|EXIT|SEQUENTIAL|" +
"EXTERNAL|SIZE|FLASE|SORT|FILE|SOURCE|LENGTH|SPACE|LESS|STANDARD|LIMIT|START|LINE|STOP|LOCK|STRING|LOW-VALUE|SUBTRACT";

    var builtinConstants = (
        "true|false|null"
    );

    var builtinFunctions = (
        "count|min|max|avg|sum|rank|now|coalesce|main"
    );

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

    this.$rules = {
        "start" : [ {
            token : "comment",
            regex : "\\*.*$"
        }, {
            token : "string",           // " string
            regex : '".*?"'
        }, {
            token : "string",           // ' string
            regex : "'.*?'"
        }, {
            token : "constant.numeric", // float
            regex : "[+-]?\\d+(?:(?:\\.\\d*)?(?:[eE][+-]?\\d+)?)?\\b"
        }, {
            token : keywordMapper,
            regex : "[a-zA-Z_$][a-zA-Z0-9_$]*\\b"
        }, {
            token : "keyword.operator",
            regex : "\\+|\\-|\\/|\\/\\/|%|<@>|@>|<@|&|\\^|~|<|>|<=|=>|==|!=|<>|="
        }, {
            token : "paren.lparen",
            regex : "[\\(]"
        }, {
            token : "paren.rparen",
            regex : "[\\)]"
        }, {
            token : "text",
            regex : "\\s+"
        } ]
    };
};

oop.inherits(CobolHighlightRules, TextHighlightRules);

exports.CobolHighlightRules = CobolHighlightRules;
});