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preserve default value if not set in config file

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This commit is contained in:
Steeve Chailloux 2015-07-04 02:28:58 -05:00
parent 12990ac1c8
commit 31f218ede6
1 changed files with 3 additions and 1 deletions
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4
viper.go
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@ -681,7 +681,9 @@ func (v *Viper) registerAlias(alias string, key string) {
source := v.find(path[0])
if source != nil && reflect.TypeOf(source).Kind() == reflect.Map {
val := v.searchMap(cast.ToStringMap(source), path[1:])
v.config[key] = val
if val != nil {
v.config[key] = val
}
}
}
v.aliases[alias] = key