示例#1
0
文件: viper.go 项目: jabbahotep/viper
func (v *Viper) GetString(key string) string {
	return cast.ToString(v.Get(key))
}
示例#2
0
文件: viper.go 项目: jabbahotep/viper
func (v *Viper) GetSizeInBytes(key string) uint {
	sizeStr := cast.ToString(v.Get(key))
	return parseSizeInBytes(sizeStr)
}
示例#3
0
文件: viper.go 项目: jabbahotep/viper
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(strings.ToLower(path[0]))
		if source != nil {
			if reflect.TypeOf(source).Kind() == reflect.Map {
				val = v.searchMap(cast.ToStringMap(source), path[1:])
			}
		}
	}

	// if no other value is returned and a flag does exist for the value,
	// get the flag's value even if the flag's value has not changed
	if val == nil {
		if flag, exists := v.pflags[lcaseKey]; exists {
			jww.TRACE.Println(key, "get pflag default", val)
			switch flag.ValueType() {
			case "int", "int8", "int16", "int32", "int64":
				val = cast.ToInt(flag.ValueString())
			case "bool":
				val = cast.ToBool(flag.ValueString())
			default:
				val = flag.ValueString()
			}
		}
	}

	if val == nil {
		return nil
	}

	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
}