jasmineRequire.HtmlSpecFilter = function() {
  function HtmlSpecFilter(options) {
    const filterString =
      options &&
      options.filterString() &&
      options.filterString().replace(/[-[\]{}()*+?.,\\^$|#\s]/g, '\\$&');
    const filterPattern = new RegExp(filterString);

    this.matches = function(specName) {
      return filterPattern.test(specName);
    };
  }

  return HtmlSpecFilter;
};