FacetWP - highlight template text containing search term

test.js

(function($) {
  FWP.hooks.addAction('facetwp/loaded', function() {
    var facet_name = 'search';                                          // EDIT ME
    var allowed_elements = '.cat-item__title a, .cat-item__descr p';    // EDIT ME

    var keywords = FWP.facets[facet_name].toString();

    if ('' !== keywords) {
      $(allowed_elements).each(function() {
        var results = $(this).html();
        results = results.replace(new RegExp(keywords, "gi"), (match) => `<mark>${match}</mark>`);
        $(this).html(results);
      });
    }
  });
})(jQuery);