diff options
Diffstat (limited to 'vendor/open-telemetry/sdk/Common/Future/NullCancellation.php')
-rw-r--r-- | vendor/open-telemetry/sdk/Common/Future/NullCancellation.php | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/vendor/open-telemetry/sdk/Common/Future/NullCancellation.php b/vendor/open-telemetry/sdk/Common/Future/NullCancellation.php new file mode 100644 index 000000000..5e5b642f9 --- /dev/null +++ b/vendor/open-telemetry/sdk/Common/Future/NullCancellation.php @@ -0,0 +1,20 @@ +<?php + +declare(strict_types=1); + +namespace OpenTelemetry\SDK\Common\Future; + +use Closure; + +final class NullCancellation implements CancellationInterface +{ + public function subscribe(Closure $callback): string + { + return self::class; + } + + public function unsubscribe(string $id): void + { + // no-op + } +} |