GenerateFactory - allow setting the result type in attribute, override create method return type

Author: ondrejmirtes

src/DependencyInjection/AutowiredAttributeServicesExtension.php

@@ -84,6 +84,10 @@ public function loadConfiguration(): void
 			$definition = $builder->addFactoryDefinition(null)
 				->setImplement($attribute->interface);
 
+			if ($attribute->resultType !== null) {
+				$definition->getResultDefinition()->setType($attribute->resultType);
+			}
+
 			$resultDefinition = $definition->getResultDefinition();
 			$this->processParameters($class->name, $resultDefinition, $autowiredParameters);
 		}

src/DependencyInjection/GenerateFactory.php

@@ -22,8 +22,9 @@ final class GenerateFactory
 
 	/**
 	 * @param class-string $interface
+	 * @param class-string $resultType
 	 */
-	public function __construct(public string $interface)
+	public function __construct(public string $interface, public ?string $resultType = null)
 	{
 	}