public function save(User $user)
{
$this->eventStore->store($user->identifier(), $user->stagedEvents());
}
/**
* @param EventSourcedEntity $eventSourcedEntity
*
* @throws \Exception
*/
public function save(EventSourcedEntity $eventSourcedEntity)
{
$this->enforceTypeConstraint(get_class($eventSourcedEntity));
$this->enforceVersionMismatchConstraint($eventSourcedEntity);
$this->eventStore->store($eventSourcedEntity);
}