trigger()

in applications/clouddemo/net4/CloudDemo.Mvc/Scripts/bootstrap.esm.js [529:569]

• 34 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();
    }

    let evt = new Event(event, {
      bubbles,
      cancelable: true
    });
    evt = hydrateObj(evt, args);

    if (defaultPrevented) {
      evt.preventDefault();
    }

    if (nativeDispatch) {
      element.dispatchEvent(evt);
    }

    if (evt.defaultPrevented && jQueryEvent) {
      jQueryEvent.preventDefault();
    }

    return evt;
  }