From a8d2f21f144a83ce892c31c328db449eb21587c5 Mon Sep 17 00:00:00 2001 From: Andrew Stuart Date: Thu, 27 Sep 2018 23:34:43 -0700 Subject: [PATCH] Fix nil pointer on watch function --- viper.go | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/viper.go b/viper.go index 051a3ef..3debcde 100644 --- a/viper.go +++ b/viper.go @@ -306,7 +306,9 @@ func (v *Viper) WatchConfig() { if err != nil { log.Println("error:", err) } - v.onConfigChange(event) + if v.onConfigChange != nil { + v.onConfigChange(event) + } } } case err := <-watcher.Errors: