extractInheritableAttributes example

$transformedRequest->attributes->set(self::ORIGINAL_REQUEST_URI, $currentRequestUri);

        return $transformedRequest;
    }

    /** * @return array<string, mixed> */
    public function extractInheritableAttributes(Request $sourceRequest): array
    {
        $inheritableAttributes = $this->decorated
            ->extractInheritableAttributes($sourceRequest);

        foreach (self::INHERITABLE_ATTRIBUTE_NAMES as $attributeName) {
            if (!$sourceRequest->attributes->has($attributeName)) {
                continue;
            }

            $inheritableAttributes[$attributeName] = $sourceRequest->attributes->get($attributeName);
        }

        return $inheritableAttributes;
    }

    

$route = $router->match($url);
        $router->getContext()->setMethod($method);

        $request = $this->container->get('request_stack')->getCurrentRequest();

        if ($request === null) {
            $request = new Request();
        }

        $attributes = array_merge(
            $this->container->get(RequestTransformerInterface::class)->extractInheritableAttributes($request),
            $route,
            $attributes,
            ['_route_params' => $routeParameters]
        );

        return $this->forward($route['_controller'], $attributes, $routeParameters);
    }

    /** * @return array<string, mixed> */