From 374ab8ef43c4f2ada64e08b82c5f6a29f03bbcf0 Mon Sep 17 00:00:00 2001
From: Rueian <rueiancsie@gmail.com>
Date: Sun, 26 Dec 2021 20:48:12 +0800
Subject: [PATCH] refactor: export IsRedisNil by func

---
 rueidis.go | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/rueidis.go b/rueidis.go
index cef062c2..904d6e16 100644
--- a/rueidis.go
+++ b/rueidis.go
@@ -14,10 +14,7 @@ const (
 	DefaultPoolSize   = 1000
 )
 
-var (
-	IsRedisNil     = proto.IsRedisNil
-	ErrConnClosing = errors.New("connection is closing")
-)
+var ErrConnClosing = errors.New("connection is closing")
 
 type ConnOption struct {
 	// CacheSizeEachConn is redis client side cache size that bind to each TCP connection to a single redis instance.
@@ -50,6 +47,10 @@ func NewSingleClient(option SingleClientOption) (*SingleClient, error) {
 	return newSingleClient(option, makeConn)
 }
 
+func IsRedisNil(err error) bool {
+	return proto.IsRedisNil(err)
+}
+
 func makeConn(dst string, opt ConnOption) conn {
 	return makeMux(dst, opt, dial)
 }