Exemple #1
0
func (v *Viper) BindPFlag(key string, flag *pflag.Flag) (err error) {
	if flag == nil {
		return fmt.Errorf("flag for %q is nil", key)
	}
	v.pflags[strings.ToLower(key)] = flag

	switch flag.Value.Type() {
	case "int", "int8", "int16", "int32", "int64":
		v.SetDefault(key, cast.ToInt(flag.Value.String()))
	case "bool":
		v.SetDefault(key, cast.ToBool(flag.Value.String()))
	default:
		v.SetDefault(key, flag.Value.String())
	}
	return nil
}
Exemple #2
0
func (v *Viper) Get(key string) interface{} {
	path := strings.Split(key, v.keyDelim)

	lcaseKey := strings.ToLower(key)
	val := v.find(lcaseKey)

	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:])
		}
	}

	var valType interface{}
	if !v.typeByDefValue {
		valType = val
	} else {
		defVal, defExists := v.defaults[lcaseKey]
		if defExists {
			valType = defVal
		} else {
			valType = val
		}
	}

	switch valType.(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 cast.ToStringSlice(val)
	}
	return val
}
Exemple #3
0
func (v *Viper) BindPFlags(flags *pflag.FlagSet) (err error) {
	flags.VisitAll(func(flag *pflag.Flag) {
		if err != nil {
			// an error has been encountered in one of the previous flags
			return
		}

		err = v.BindPFlag(flag.Name, flag)
		switch flag.Value.Type() {
		case "int", "int8", "int16", "int32", "int64":
			v.SetDefault(flag.Name, cast.ToInt(flag.Value.String()))
		case "bool":
			v.SetDefault(flag.Name, cast.ToBool(flag.Value.String()))
		default:
			v.SetDefault(flag.Name, flag.Value.String())
		}
	})
	return
}
Exemple #4
0
func (v *Viper) GetBool(key string) bool {
	return cast.ToBool(v.Get(key))
}