https://www.weekvandebelgischemuziek.be/modules/contrib/symfony_translation/js/st.js?v=1.0.0-alpha2

1/**
2 * @file
3 * Attaches behaviors for Drupal's active link marking.
4 */
5
6(function (Drupal) {
7  Drupal.st = async function (id, parameters, domain, locale) {
8    domain = domain || 'messages';
9    locale = locale || document.documentElement.lang;
10
11    if (!window.symfonyTranslations) {
12      window.symfonyTranslations = {};
13    }
14
15    if (!symfonyTranslations[domain] || !symfonyTranslations[domain][locale]) {
16      const translations = await fetch(`/symfony-translation/translations/${domain}/${locale}`)
17        .then(response => response.json());
18
19      if (!symfonyTranslations[domain]) {
20        symfonyTranslations[domain] = {};
21      }
22
23      symfonyTranslations[domain][locale] = translations;
24    }
25
26    let str = id;
27
28    if (symfonyTranslations[domain] && symfonyTranslations[domain][locale] && symfonyTranslations[domain][locale][id]) {
29      str = symfonyTranslations[domain][locale][id];
30    }
31
32    if (parameters) {
33      str = Drupal.formatString(str, parameters);
34    }
35
36    return str;
37  };
38})(Drupal);