fix: fixed a memory leak caused by the commandMonitor example closure. (

mongodb#1180) Co-authored-by: Preston Vasquez <prestonvasquez@icloud.com> Co-authored-by: Preston Vasquez <prestonvasquez@icloud.com> --------- Co-authored-by: yuanyou <yuanyou@kezaihui.com> Co-authored-by: Preston Vasquez <prestonvasquez@icloud.com>
MantasSilanskas · Feb 24, 2023 · fdb9474 · fdb9474
1 parent 0d0b23b
commit fdb9474
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/event/examples_test.go b/event/examples_test.go
@@ -32,12 +32,18 @@ func ExampleCommandMonitor() {
 				startedCommands[evt.RequestID],
 				evt.Reply,
 			)
+
+			// Empty "startedCommands" for the request ID to avoid a memory leak.
+			delete(startedCommands, evt.RequestID)
 		},
 		Failed: func(_ context.Context, evt *event.CommandFailedEvent) {
 			log.Printf("Command: %v Failure: %v\n",
 				startedCommands[evt.RequestID],
 				evt.Failure,
 			)
+
+			// Empty "startedCommands" for the request ID to avoid a memory leak.
+			delete(startedCommands, evt.RequestID)
 		},
 	}
 	clientOpts := options.Client().ApplyURI("mongodb://localhost:27017").SetMonitor(cmdMonitor)