/**
* @coroutine
*
* @return \Generator
*
* @throws \Icicle\Concurrent\Exception\StatusError If the process has not been started.
*/
public function join()
{
if (null === $this->promise) {
throw new StatusError('The process has not been started.');
}
$this->poll->reference();
try {
yield $this->promise;
} finally {
$this->stdout->close();
$this->stderr->close();
}
}
/**
* {@inheritdoc}
*/
protected function createEvent(EventBase $base, SocketEventInterface $socket, callable $callback) : Event
{
return new Event($base, $socket->getResource(), Event::READ, $callback, $socket);
}
