fix: unsubscribe channel if start the consumer

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
golang-queue · Apr 25, 2022 · e0db124 · e0db124
1 parent 0cbfbd1
commit e0db124
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/nats.go b/nats.go
@@ -136,7 +136,11 @@ func (w *Worker) Shutdown() error {
 	}
 
 	w.stopOnce.Do(func() {
-		_ = w.subscription.Unsubscribe()
+		// unsubscribe channel if start the consumer
+		if w.subscription != nil {
+			_ = w.subscription.Unsubscribe()
+		}
+
 		close(w.stop)
 		select {
 		case <-w.exit: