{\n    const button = $(event.target).closest(Selector.BUTTON)[0]\n    $(button).toggleClass(ClassName.FOCUS, /^focus(in)?$/.test(event.type))\n  })\n\n$(window).on(Event.LOAD_DATA_API, () => {\n  // ensure correct active class is set to match the controls' actual values/states\n\n  // find all checkboxes/readio buttons inside data-toggle groups\n  let buttons = [].slice.call(document.querySelectorAll(Selector.DATA_TOGGLES_BUTTONS))\n  for (let i = 0, len = buttons.length; i < len; i++) {\n    const...