🔨 Refactoring delegator

src/Config.php

@@ -151,11 +151,9 @@ private function createDelegatorFactory(string $delegator, string $previous, str
             string $previous,
             string $name
         ) {
-            $factory  = new $delegator();
-            $callable = function () use ($previous, $container) {
-                return $container->get($previous);
-            };
-            return $factory($container, $name, $callable);
+            $callable = $this->createCallableFrom($previous);
+            $delegatorInstance  = new $delegator();
+            return $delegatorInstance($container, $name, $callable);
         })->parameter('delegator', $delegator)
           ->parameter('previous', $previous)
           ->parameter('name', $name);
@@ -190,4 +188,11 @@ private function get(string $key): array
         }
         return $this->dependencies[$key];
     }
+
+    private function createCallableFrom(string $previous)
+    {
+        return factory(function (ContainerInterface $container, string $previous) {
+            return $container->get($previous);
+        })->parameter('previous', $previous);
+    }
 }