/**
* {@inheritdoc}
*/
public function compareTo($object)
{
if ($this === $object) {
return 0;
}
assert(Test::areSameType($this, $object), sprintf('Comparison requires instance of %s', static::class));
assert(Test::areEqual($this->aggregateType, $object->aggregateType), 'Comparison must be for a single aggregate type');
assert(Test::areEqual($this->aggregateId, $object->aggregateId), 'Comparison must be for a single aggregate identifier');
$thisSeq = $this->sequence;
$thatSeq = $object->sequence;
if ($thisSeq > $thatSeq) {
return 1;
}
if ($thisSeq < $thatSeq) {
return -1;
}
return 0;
}
