bookmarklet for switching languages from german to english

language-switch-bookmarklet.js

javascript:(function() {
  /* add this code starting at 'javscript:' as address to a bookmark entry */
  var currentUrl = window.location.href;
  var targetUrl = null;
  var BreakException = {};
  var replaceMatrix = [
      { search: '/de/', replace: '/en/'},
      { search: '/de-de/', replace: '/en-us/'}
  ];

  try {
    replaceMatrix.forEach(function(item){
      if (currentUrl.includes(item.search)) {
        targetUrl = currentUrl.replace(item.search,item.replace);
        throw BreakException;
      }
    });
  } catch(e) {
    if (e !== BreakException) {
      throw e;
    } 
  }

  /*check if new target url is not null*/
  if (!!targetUrl) {
    window.location.href = targetUrl;
  }
 
})();