src/Aggregate/EventProducerTrait.php
protected function recordThat(AggregateChanged $event): void
    {
        $this->version += 1;

        $this->recordedEvents[] = $event->withVersion($this->version);

        $this->apply($event);
    }
protected function recordThat(AggregateChanged $event): void
    {
        $this->version += 1;

        $this->recordedEvents[] = $event->withVersion($this->version);

        $this->apply($event);
    }
Record an aggregate changed event