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Fix nil pointer on watch function (#568)

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This commit is contained in:
Andrew Stuart 2018-09-28 00:53:21 -07:00
parent b5e8006cbe
commit a1b8372762
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1 changed files with 3 additions and 1 deletions
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4
viper.go
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@ -289,7 +289,9 @@ 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: