trigger()

in _/js/bootstrap.esm.js [474:506]

• 33 lines of code
• 9 McCabe index (conditional complexity)

  trigger(element, event, args) {
    if (typeof event !== 'string' || !element) {
      return null;
    }
    const $ = getjQuery();
    const typeEvent = getTypeEvent(event);
    const inNamespace = event !== typeEvent;
    let jQueryEvent = null;
    let bubbles = true;
    let nativeDispatch = true;
    let defaultPrevented = false;
    if (inNamespace && $) {
      jQueryEvent = $.Event(event, args);
      $(element).trigger(jQueryEvent);
      bubbles = !jQueryEvent.isPropagationStopped();
      nativeDispatch = !jQueryEvent.isImmediatePropagationStopped();
      defaultPrevented = jQueryEvent.isDefaultPrevented();
    }
    const evt = hydrateObj(new Event(event, {
      bubbles,
      cancelable: true
    }), args);
    if (defaultPrevented) {
      evt.preventDefault();
    }
    if (nativeDispatch) {
      element.dispatchEvent(evt);
    }
    if (evt.defaultPrevented && jQueryEvent) {
      jQueryEvent.preventDefault();
    }
    return evt;
  }