From 263726b72fc1c6b689754ced8f03a1c3d89680b6 Mon Sep 17 00:00:00 2001
From: dreamszhu <dreamsxin@qq.com>
Date: Wed, 1 May 2024 10:10:42 +0800
Subject: [PATCH] Add endpoint.Failer

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

diff --git a/endpoint/endpoint.go b/endpoint/endpoint.go
index 383a26b..0061ec3 100644
--- a/endpoint/endpoint.go
+++ b/endpoint/endpoint.go
@@ -23,3 +23,7 @@ func InvalidateOnError(timeout time.Duration) EndpointerOption {
 		opts.InvalidateTimeout = timeout
 	}
 }
+
+type Failer interface {
+	Failed() error
+}