function compileKeywords(rawKeywords, caseInsensitive, scopeName = DEFAULT_KEYWORD_SCOPE) {
    /** @type {import("highlight.js/private").KeywordDict} */
    const compiledKeywords = Object.create(null);

    // input can be a string of keywords, an array of keywords, or a object with
    // named keys representing scopeName (which can then point to a string or array)
    if (typeof rawKeywords === 'string') {
      compileList(scopeName, rawKeywords.split(" "));
    } else if (Array.isArray(rawKeywords)) {
      compileList(scopeName, rawKeywords);
    } else {
      Object.keys(rawKeywords).forEach(function (scopeName) {
        // collapse all our objects back into the parent object
        Object.assign(
          compiledKeywords,
          compileKeywords(rawKeywords[scopeName], caseInsensitive, scopeName)
        );
      });
    }
    return compiledKeywords;

    // ---

    /**
     * Compiles an individual list of keywords
     *
     * Ex: "for if when while|5"
     *
     * @param {string} scopeName
     * @param {Array<string>} keywordList
     */
    function compileList(scopeName, keywordList) {
      if (caseInsensitive) {
        keywordList = keywordList.map(x => x.toLowerCase());
      }
      keywordList.forEach(function (keyword) {
        const pair = keyword.split('|');
        compiledKeywords[pair[0]] = [scopeName, scoreForKeyword(pair[0], pair[1])];
      });
    }
  }
Given raw keywords from a language definition, compile them.

@param {string | Record<string,string|string[]> | Array<string>} rawKeywords
@param {boolean} caseInsensitive