Chris@0: /**
Chris@0:  * @file
Chris@0:  * Add aria attribute handling for details and summary elements.
Chris@0:  */
Chris@0: 
Chris@4: (function($, Drupal) {
Chris@0:   /**
Chris@0:    * Handles `aria-expanded` and `aria-pressed` attributes on details elements.
Chris@0:    *
Chris@0:    * @type {Drupal~behavior}
Chris@0:    */
Chris@0:   Drupal.behaviors.detailsAria = {
Chris@0:     attach() {
Chris@4:       $('body')
Chris@4:         .once('detailsAria')
Chris@4:         .on('click.detailsAria', 'summary', event => {
Chris@4:           const $summary = $(event.currentTarget);
Chris@4:           const open =
Chris@4:             $(event.currentTarget.parentNode).attr('open') === 'open'
Chris@4:               ? 'false'
Chris@4:               : 'true';
Chris@0: 
Chris@4:           $summary.attr({
Chris@4:             'aria-expanded': open,
Chris@4:             'aria-pressed': open,
Chris@4:           });
Chris@0:         });
Chris@0:     },
Chris@0:   };
Chris@4: })(jQuery, Drupal);