/**
* @throws InvalidTypeInCollection
*/
private function ensureCollectionContainsEvents()
{
foreach ($this->events as $event) {
if (!$event instanceof DomainEvent) {
throw InvalidTypeInCollection::create($event, 'SimpleES\\EventSourcing\\Event\\DomainEvent');
}
}
}
/**
* @throws InvalidTypeInCollection
* @throws EventStreamIsCorrupt
*/
private function ensureCollectionContainsEnvelopesWithSameAggregateId()
{
foreach ($this->envelopes as $envelope) {
if (!$envelope instanceof EnvelopsEvent) {
throw InvalidTypeInCollection::create($envelope, 'SimpleES\\EventSourcing\\Event\\EnvelopsEvent');
}
if (!$envelope->aggregateId()->equals($this->aggregateId)) {
throw EventStreamIsCorrupt::create($envelope->aggregateId(), $this->aggregateId);
}
}
}
/**
* @param string $expected
* @param string $actual
* @throws InvalidTypeInCollection
*/
private function ensureInstanceOf($expected, $actual)
{
if (!is_string($actual) || !is_subclass_of($actual, $expected)) {
throw InvalidTypeInCollection::create($actual, $expected);
}
}
/**
* @param mixed $metadataEnricher
* @throws InvalidTypeInCollection
*/
private function guardMetadataEnricherType($metadataEnricher)
{
if (!$metadataEnricher instanceof EnrichesMetadata) {
throw InvalidTypeInCollection::create($metadataEnricher, 'SimpleES\\EventSourcing\\Metadata\\EnrichesMetadata');
}
}