text: (function ($) {
  
    'use strict';
  
    Drupal.FieldGroup = Drupal.FieldGroup || {};
    Drupal.FieldGroup.Effects = Drupal.FieldGroup.Effects || {};
  
    /**
     * This script adds the required and error classes to the fieldset wrapper.
     */
    Drupal.behaviors.fieldGroupDFieldset = {
      attach: function (context) {
  
        $(context).find('.field-group-fieldset').once('field-group-fieldset').each(function () {
          var $this = $(this);
  
          if ($this.is('.required-fields') && ($this.find('[required]').length > 0 || $this.find('.form-required').length > 0)) {
            $('legend', $this).first().addClass('form-required');
          }
        });
      }
    };
  
  })(jQuery);
  