Symfony Framework

<?php declare(strict_types=1);

namespace Simplex;

use Symfony\Component\EventDispatcher\EventDispatcher;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\HttpKernel\Event\ResponseEvent;
use Symfony\Component\Routing\Exception\ResourceNotFoundException;
use Symfony\Component\HttpKernel\Controller\ArgumentResolverInterface;
use Symfony\Component\HttpKernel\Controller\ControllerResolverInterface;
use Symfony\Component\Routing\Matcher\UrlMatcherInterface;

class Framework
{
    private EventDispatcher $dispatcher;
    private UrlMatcherInterface $matcher;
    private ControllerResolverInterface $controllerResolver;
    private ArgumentResolverInterface $argumentResolver;

    public function __construct(
        EventDispatcher             $dispatcher,
        UrlMatcherInterface         $matcher,
        ControllerResolverInterface $controllerResolver,
        ArgumentResolverInterface   $argumentResolver
    ) {
        $this->dispatcher = $dispatcher;
        $this->matcher = $matcher;
        $this->controllerResolver = $controllerResolver;
        $this->argumentResolver = $argumentResolver;
    }

    public function handle(Request $request)
    {
        $this->matcher->getContext()->fromRequest($request);

        try {
            $request->attributes->add($this->matcher->match($request->getPathInfo()));

            $controller = $this->controllerResolver->getController($request);
            $arguments = $this->argumentResolver->getArguments($request, $controller);

            $response = call_user_func_array($controller, $arguments);
        } catch (ResourceNotFoundException $exception) {
            $response = new Response('Not Found', 404);
        } catch (\Exception $exception) {
            $response = new Response('An error occurred', 500);
        }

        // dispatch a response event
        $this->dispatcher->dispatch(new ResponseEvent($kernel, $request, $requestType, $response), 'response');

        return $response;
    }
}