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Use constant for gracefully shutdown value

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This commit is contained in:
Konstantin Grachev
2021-01-20 18:38:48 +03:00
parent 46f0e8bea5
commit c7970f9902
2 changed files with 5 additions and 3 deletions
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2
README.md
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@ -87,7 +87,7 @@ foreach ($generator as $envelope) {
} }
if ($stopSignalReceived) { if ($stopSignalReceived) {
$generator->send(true); // Gracefully close connection $generator->send(Subscriber::STOP); // Gracefully close connection
} }
} }
``` ```

6
src/Subscriber.php
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@ -8,6 +8,8 @@ use Generator;
final class Subscriber extends Reader final class Subscriber extends Reader
{ {
public const STOP = true;
/** /**
* @psalm-return Generator<int, Envelope|null, true|null, void> * @psalm-return Generator<int, Envelope|null, true|null, void>
*/ */
@ -20,14 +22,14 @@ final class Subscriber extends Reader
$message = $this->consume($timeout); $message = $this->consume($timeout);
if (null === $message) { if (null === $message) {
if (true === yield null) { if (self::STOP === yield null) {
break; break;
} }
continue; continue;
} }
if (true === yield new Envelope($message, $this)) { if (self::STOP === yield new Envelope($message, $this)) {
break; break;
} }