From e5d38afddedf1e17949340d7936e14f296726fa0 Mon Sep 17 00:00:00 2001
From: guohao <guohao@qie.tv>
Date: Mon, 23 Mar 2020 17:03:38 +0800
Subject: [PATCH] add write mutex && improve init flag

---
 gokit.go | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/gokit.go b/gokit.go
index 94c97d6..920c8ab 100644
--- a/gokit.go
+++ b/gokit.go
@@ -149,8 +149,11 @@ type Writer interface {
 	Close() error
 }
 
-func GetWriter() io.Writer {
-	return logWriter
+func GetWriter()( io.Writer, error) {
+	if logWriter == nil {
+		return nil, fmt.Errorf("logkit not inited")
+	}
+	return logWriter, nil
 }
 
 func Exit() {