/**
* Listen for an event and handle it with an inline callable.
*
* example:
*
* `Events::listen(NineEvents::DATABASE_BOOTED, function ($event, $eventName, $dispatcher) { ... }, 100);`
*
* @param string $eventName
* @param callable $listener
* @param int $priority
*/
public static function listen(string $eventName, callable $listener, int $priority = 0)
{
static::instantiate();
static::$instance->addListener($eventName, $listener, $priority);
}
