add lazy create helper method

Author: DavidBadura

src/Subscription/StatefulSubscriber/StatefulSubscriber.php

@@ -4,8 +4,12 @@
 
 namespace Patchlevel\EventSourcing\Subscription\StatefulSubscriber;
 
+use LogicException;
 use Patchlevel\EventSourcing\Subscription\Subscriber\BatchableSubscriber;
 use Patchlevel\Hydrator\Attribute\Ignore;
+use ReflectionClass;
+
+use const PHP_VERSION_ID;
 
 abstract class StatefulSubscriber implements BatchableSubscriber
 {
@@ -35,4 +39,17 @@ public function forceCommit(): bool
     {
         return false;
     }
+
+    public static function createLazy(StatefulSubscriberStore $store): static
+    {
+        if (PHP_VERSION_ID < 80400) {
+            throw new LogicException('Lazy subscriber is only supported on PHP 8.4 or higher');
+        }
+
+        $reflection = new ReflectionClass(static::class);
+
+        return $reflection->newLazyGhost(static function ($object) use ($store): void {
+            $object->__construct($store);
+        });
+    }
 }

tests/Integration/Subscription/SubscriptionTest.php

@@ -1670,7 +1670,7 @@ public function testStatefulSubscriber(): void
         $schemaDirector->create();
 
         $subscriberRepository = new MetadataSubscriberAccessorRepository([
-            new ProfileInlineStatefulSubscriber(
+            ProfileInlineStatefulSubscriber::createLazy(
                 $stateStore,
             ),
         ]);