Application-aware Silex Controller

bootstrap.php

<?php

namespace Acme\MyApp;

use Silex\Application;
use Silex\Provider\TwigServiceProvider;

$app = new Application();
$app->register(new TwigServiceProvider());
$app->get('/my_route', 'Acme\MyApp\Controller\MyController::myAction');

MyController.php

<?php

namespace Acme\MyApp\Controller;

use Silex\Application;

class MyController
{
    public function myAction(Application $app): string
    {
        // Insert controller logic here.
        
        return $app['twig']
            ->render('my_template.html.twig', $parameters);
    }
}