setName('broadcast:test') ->setDescription('test the SSE broadcaster') ->addArgument( 'uid', InputArgument::REQUIRED, 'the UID of the users to receive the event' ) ->addArgument( 'name', InputArgument::OPTIONAL, 'the event name', 'test' ); } protected function execute(InputInterface $input, OutputInterface $output): int { $name = $input->getArgument('name'); $uid = $input->getArgument('uid'); $event = new class($name, $uid) extends ABroadcastedEvent { public function __construct( private string $name, private string $uid, ) { parent::__construct(); } public function broadcastAs(): string { return $this->name; } public function getUids(): array { return [ $this->uid, ]; } public function jsonSerialize(): array { return [ 'description' => 'this is a test event', ]; } }; $this->eventDispatcher->dispatch('broadcasttest', $event); return 0; } }