From 9141252b224ef57ea37db730a5b22d56c34706ff Mon Sep 17 00:00:00 2001
From: sincolb <sincolb@163.com>
Date: Fri, 7 Mar 2025 15:09:31 +0800
Subject: [PATCH] update UnSubscribe

---
 event_hub.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/event_hub.go b/event_hub.go
index 3eb9302..11a9f88 100644
--- a/event_hub.go
+++ b/event_hub.go
@@ -119,6 +119,10 @@ func (hub *EventHub) SubscribesWithContext(ctx context.Context, timeout time.Dur
 }
 
 func (hub *EventHub) UnSubscribe(key any) {
+	if hub.Closed() {
+		return
+	}
+
 	if cond, ok := key.(*sync.Cond); ok {
 		cond.L.Lock()
 		cond.Signal()