EventSubscriberCompilerPass example

$loader->load('logger.xml');
        $loader->load('commands.xml');

        if (is_file($file = __DIR__ . '/Components/DependencyInjection/services_local.xml')) {
            $loader->load($file);
        }

        $this->addShopwareConfig($container, 'shopware', $this->config);
        $this->addResources($container);

        $container->addCompilerPass(new EventListenerCompilerPass(), PassConfig::TYPE_BEFORE_REMOVING);
        $container->addCompilerPass(new EventSubscriberCompilerPass(), PassConfig::TYPE_BEFORE_REMOVING);
        $container->addCompilerPass(new DoctrineEventSubscriberCompilerPass());
        $container->addCompilerPass(new FormPass());
        $container->addCompilerPass(new AddConstraintValidatorsPass());
        $container->addCompilerPass(new StaticResourcesCompilerPass());
        $container->addCompilerPass(new AddConsoleCommandPass());
        $container->addCompilerPass(new ConfigureContainerAwareCommands());
        $container->addCompilerPass(new LegacyApiResourcesPass());
        $container->addCompilerPass(new ConfigureApiResourcesPass(), PassConfig::TYPE_OPTIMIZE, -500);
        $container->addCompilerPass(new RegisterFieldsCompilerPass(), PassConfig::TYPE_BEFORE_OPTIMIZATION, 500);
        $container->addCompilerPass(new RegisterDynamicController());
        $container->addCompilerPass(new RegisterTypeRepositories());