text: /**
   * @file
   * Defines checkbox theme functions.
   */
  
  ((Drupal) => {
    /**
     * Theme function for a checkbox.
     *
     * @return {string}
     *   The HTML markup for the checkbox.
     */
    Drupal.theme.checkbox = () =>
      `<input type="checkbox" class="form-checkbox"/>`;
  })(Drupal);
  