[Workflow] Add some PHP attributes to register listeners and guards

Author: lyrixx

DependencyInjection/FrameworkExtension.php

@@ -1109,6 +1109,29 @@ private function registerWorkflowConfiguration(array $config, ContainerBuilder $
                 $container->setParameter('workflow.has_guard_listeners', true);
             }
         }
+
+        $listenerAttributes = [
+            Workflow\Attribute\AsAnnounceListener::class,
+            Workflow\Attribute\AsCompletedListener::class,
+            Workflow\Attribute\AsEnterListener::class,
+            Workflow\Attribute\AsEnteredListener::class,
+            Workflow\Attribute\AsGuardListener::class,
+            Workflow\Attribute\AsLeaveListener::class,
+            Workflow\Attribute\AsTransitionListener::class,
+        ];
+
+        foreach ($listenerAttributes as $attribute) {
+            $container->registerAttributeForAutoconfiguration($attribute, static function (ChildDefinition $definition, AsEventListener $attribute, \ReflectionClass|\ReflectionMethod $reflector) {
+                $tagAttributes = get_object_vars($attribute);
+                if ($reflector instanceof \ReflectionMethod) {
+                    if (isset($tagAttributes['method'])) {
+                        throw new LogicException(sprintf('"%s" attribute cannot declare a method on "%s::%s()".', $attribute::class, $reflector->class, $reflector->name));
+                    }
+                    $tagAttributes['method'] = $reflector->getName();
+                }
+                $definition->addTag('kernel.event_listener', $tagAttributes);
+            });
+        }
     }
 
     private function registerDebugConfiguration(array $config, ContainerBuilder $container, PhpFileLoader $loader): void