app/Viewers/Event/EventViewer.php
public function tags()
    {
        /*
         * Make sure we pass in the parent event if this event is a recurrence
         * so we can use it's tags
         */
        if ($this->entity->parentEvent) {
            $event = $this->entity->parentEvent;
        } else {
            $event = $this->entity;
        }

        return view('viewers.event.tags', [
            'event' => $event,
        ]);
    }
public function tags()
    {
        /*
         * Make sure we pass in the parent event if this event is a recurrence
         * so we can use it's tags
         */
        if ($this->entity->parentEvent) {
            $event = $this->entity->parentEvent;
        } else {
            $event = $this->entity;
        }

        return view('viewers.event.tags', [
            'event' => $event,
        ]);
    }
Returns the events tags view.

@return \Illuminate\View\View