<?= "<?php\n" ?> namespace <?= $namespace; ?>; <?= $use_statements; ?> class <?= $class_name ?> implements EventSubscriberInterface { public function <?= $method_name ?>(<?= $event_arg ?>): void { // ... } public static function getSubscribedEvents(): array { return [ <?= $event ?> => '<?= $method_name ?>', ]; } }