3 * Add aria attribute handling for details and summary elements.
6 (function ($, Drupal) {
8 * Handles `aria-expanded` and `aria-pressed` attributes on details elements.
10 * @type {Drupal~behavior}
12 Drupal.behaviors.detailsAria = {
14 $('body').once('detailsAria').on('click.detailsAria', 'summary', (event) => {
15 const $summary = $(event.currentTarget);
16 const open = $(event.currentTarget.parentNode).attr('open') === 'open' ? 'false' : 'true';
19 'aria-expanded': open,