https://www.navy.com/themes/custom/navycom/dist/js/tom-select.js?tlijf5

1(function ($, Drupal, once) {
2  Drupal.behaviors.tomSelectInit = {
3    attach: function (context) {
4      const elements = once('tom-select-init', 'select', context);
5      const settings = {
6        search: false,
7        create: false,
8        controlInput: false,
9        searchField: [],
10        shouldOpenOnFocus: true,
11        allowEmptyOption: true,
12        closeAfterSelect: true,
13        highlight: false,
14        maxOptions: null
15      };
16      if (!$('body').hasClass('title-special-operations-pst')) {
17        elements.forEach(function (el) {
18          new TomSelect(el, settings);
19          $('.ts-control').each(function() {
20            $(this).attr({
21              'aria-label':$(this).attr('id').replace(/-+/g, ' '),
22              'title':$(this).attr('id').replace(/-+/g, ' ')
23            });
24          });
25        });
26      }
27    }
28  };
29})(jQuery, Drupal, once);