Merge pull request #8 from WonderNetwork/fix/closure-serialization

closures can’t reference self/$this in order for them to be serialized

Author: mlebkowski

src/ServiceFactory/SlimServiceFactory.php

@@ -47,12 +47,12 @@ public function __invoke(ServicesBuilder $builder): iterable {
         yield self::INPUT_DENORMALIZER => get(DenormalizerInterface::class);
 
         yield ControllerInvoker::class => static function (ContainerInterface $container) {
-            $serializer = $container->get(self::INPUT_DENORMALIZER);
+            $serializer = $container->get(SlimServiceFactory::INPUT_DENORMALIZER);
             if (false === $serializer instanceof DenormalizerInterface) {
                 throw new RuntimeException(
                     sprintf(
                         'Service registered under %s key is expected to implement %s interface, %s given',
-                        self::INPUT_DENORMALIZER,
+                        SlimServiceFactory::INPUT_DENORMALIZER,
                         DenormalizerInterface::class,
                         get_debug_type($serializer),
                     ),