https://www.blm.gov/modules/contrib/chosen/js/chosen-bef.js?tlu9fw

1/**
2 * @file
3 * Add support for Better Exposed Filters integration.
4 */
5(function (Drupal, once) {
6  'use strict';
7
8  function applyChosenBef(select) {
9    const chosenContainer = select.nextElementSibling;
10    if (chosenContainer && chosenContainer.classList.contains('chosen-container')) {
11      const chosenSearchInput = chosenContainer.querySelector('.chosen-search-input');
12      if (chosenSearchInput) {
13        chosenSearchInput.setAttribute('data-bef-auto-submit-exclude', 'true');
14      }
15    }
16  }
17
18  Drupal.behaviors.chosenBef = {
19    attach: function (context, settings) {
20      once('chosenBef', 'select', context).forEach(function (select) {
21        if (
22          select.nextElementSibling &&
23          select.nextElementSibling.classList.contains('chosen-container')
24        ) {
25          applyChosenBef(select);
26        } else {
27          select.addEventListener('chosen:ready', function () {
28            applyChosenBef(select);
29          });
30        }
31      });
32    },
33  };
34})(Drupal, once);