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expose mapstructure.DecoderConfig

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This commit is contained in:
Ryan Neal 2016-10-17 10:29:07 -07:00
parent 50515b700e
commit 9a9d751c15
1 changed files with 18 additions and 12 deletions
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30
viper.go
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@ -718,18 +718,31 @@ func (v *Viper) UnmarshalKey(key string, rawVal interface{}) error {
// on the fields of the structure are properly set.
func Unmarshal(rawVal interface{}) error { return v.Unmarshal(rawVal) }
func (v *Viper) Unmarshal(rawVal interface{}) error {
err := decode(v.AllSettings(), defaultDecoderConfig(rawVal))
return v.UnmashalWithConfig(rawVal, defaultDecoderConfig(rawVal))
}
// UnmarshalWithTagName will set the tag name of the
func UnmarshalWithTagName(rawVal interface{}, tag string) error { return v.UnmarshalWithTagName(rawVal, tag) }
func (v *Viper) UnmarshalWithTagName(rawVal interface{}, tag string) error {
decoderConfig := defaultDecoderConfig(rawVal)
decoderConfig.TagName = tag
return v.UnmashalWithConfig(rawVal, decoderConfig)
}
// UnmashalWithConfig will use the decoder config to unmashal into the interface
func UnmarshalWithConfig(rawVal interface{}, decoderConfig *mapstructure.DecoderConfig) error { return v.UnmashalWithConfig(rawVal, decoderConfig) }
func (v *Viper) UnmashalWithConfig(rawVal interface{}, decoderConfig *mapstructure.DecoderConfig) error {
err := decode(v.AllSettings(), decoderConfig)
if err != nil {
return err
}
v.insensitiviseMaps()
return nil
}
// defaultDecoderConfig returns default mapsstructure.DecoderConfig with suppot
// defaultDecoderConfig returns default mapstructure.DecoderConfig with support
// of time.Duration values
func defaultDecoderConfig(output interface{}) *mapstructure.DecoderConfig {
return &mapstructure.DecoderConfig{
@ -751,19 +764,12 @@ func decode(input interface{}, config *mapstructure.DecoderConfig) error {
// UnmarshalExact unmarshals the config into a Struct, erroring if a field is nonexistent
// in the destination struct.
func UnmarshalExact(rawVal interface{}) error { return v.UnmarshalExact(rawVal) }
func (v *Viper) UnmarshalExact(rawVal interface{}) error {
config := defaultDecoderConfig(rawVal)
config.ErrorUnused = true
err := decode(v.AllSettings(), config)
if err != nil {
return err
}
v.insensitiviseMaps()
return nil
return v.UnmashalWithConfig(rawVal, config)
}
// BindPFlags binds a full flag set to the configuration, using each flag's long