Incs/codemirror/mode/oz/oz.js

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// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: https://codemirror.net/LICENSE

(function(mod) {
  if (typeof exports == "object" && typeof module == "object") // CommonJS
    mod(require("../../lib/codemirror"));
  else if (typeof define == "function" && define.amd) // AMD
    define(["../../lib/codemirror"], mod);
  else // Plain browser env
    mod(CodeMirror);
})(function(CodeMirror) {
"use strict";

CodeMirror.defineMode("oz", function (conf) {

  function wordRegexp(words) {
    return new RegExp("^((" + words.join(")|(") + "))\\b");
  }

  var singleOperators = /[\^@!\|<>#~\.\*\-\+\\/,=]/;
  var doubleOperators = /(<-)|(:=)|(=<)|(>=)|(<=)|(<:)|(>:)|(=:)|(\\=)|(\\=:)|(!!)|(==)|(::)/;
  var tripleOperators = /(:::)|(\.\.\.)|(=<:)|(>=:)/;

  var middle = ["in", "then", "else", "of", "elseof", "elsecase", "elseif", "catch",
    "finally", "with", "require", "prepare", "import", "export", "define", "do"];
  var end = ["end"];

  var atoms = wordRegexp(["true", "false", "nil", "unit"]);
  var commonKeywords = wordRegexp(["andthen", "at", "attr", "declare", "feat", "from", "lex",
    "mod", "div", "mode", "orelse", "parser", "prod", "prop", "scanner", "self", "syn", "token"]);
  var openingKeywords = wordRegexp(["local", "proc", "fun", "case", "class", "if", "cond", "or", "dis",
    "choice", "not", "thread", "try", "raise", "lock", "for", "suchthat", "meth", "functor"]);
  var middleKeywords = wordRegexp(middle);
  var endKeywords = wordRegexp(end);

  // Tokenizers
  function tokenBase(stream, state) {
    if (stream.eatSpace()) {
      return null;
    }

    // Brackets
    if(stream.match(/[{}]/)) {
      return "bracket";
    }

    // Special [] keyword
    if (stream.match(/(\[])/)) {
        return "keyword"
    }

    // Operators
    if (stream.match(tripleOperators) || stream.match(doubleOperators)) {
      return "operator";
    }

    // Atoms
    if(stream.match(atoms)) {
      return 'atom';
    }