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<?php
namespace EventSauce\EventSourcing;
final class Message
{
/**
* @var Event
*/
private $event;
* @var array
private $metadata;
public function __construct(Event $event, array $metadata = [])
$this->event = $event;
$this->metadata = $metadata;
}
public function withMetadata(string $key, $value)
$clone = clone $this;
$clone->metadata[$key] = $value;
return $clone;
public function metadataValue(string $key)
return $this->metadata[$key] ?? null;
public function event(): Event
return $this->event;
public function metadata(): array
return $this->metadata;
EventSaucePHP /
EventSauce
