code: function(filterInput, uri) {
      var _url = new URL(uri);
      var _filterValueFromURL = _url.searchParams.get('filter');
      if (typeof _filterValueFromURL !== 'undefined' && _filterValueFromURL !== null) {
        _filterValue = _filterValueFromURL;
        filterInput.value = _filterValue; // eslint-disable-line
      }
    }
docs: Set _filterValue from URL parameter `filter`
  
  @function
  @private