func (v *Viper) Get(key string) interface{} {
path := strings.Split(key, v.keyDelim)
val := v.find(strings.ToLower(key))
if val == nil {
source := v.find(path[0])
if source == nil {
return nil
}
if reflect.TypeOf(source).Kind() == reflect.Map {
val = v.searchMap(cast.ToStringMap(source), path[1:])
}
}
switch val.(type) {
case bool:
return cast.ToBool(val)
case string:
return cast.ToString(val)
case int64, int32, int16, int8, int:
return cast.ToInt(val)
case float64, float32:
return cast.ToFloat64(val)
case time.Time:
return cast.ToTime(val)
case time.Duration:
return cast.ToDuration(val)
case []string:
return val
}
return val
}
func (v *Viper) searchMap(source map[string]interface{}, path []string) interface{} {
if len(path) == 0 {
return source
}
if next, ok := source[path[0]]; ok {
switch next.(type) {
case map[interface{}]interface{}:
return v.searchMap(cast.ToStringMap(next), path[1:])
case map[string]interface{}:
// Type assertion is safe here since it is only reached
// if the type of `next` is the same as the type being asserted
return v.searchMap(next.(map[string]interface{}), path[1:])
default:
return next
}
} else {
return nil
}
}
func (v *Viper) GetStringMap(key string) map[string]interface{} {
return cast.ToStringMap(v.Get(key))
}