Fix Future<T> should be covariant (#808)

open-telemetry · Aug 28, 2022 · 77838b3 · 77838b3
1 parent 0f30849
commit 77838b3
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/SDK/Common/Future/FutureInterface.php b/src/SDK/Common/Future/FutureInterface.php
@@ -5,7 +5,7 @@
 namespace OpenTelemetry\SDK\Common\Future;
 
 /**
- * @template T
+ * @template-covariant T
  */
 interface FutureInterface
 {