Golang Field.Set方法代碼示例

本文整理匯總了Golang中github.com/fatih/structs.Field.Set方法的典型用法代碼示例。如果您正苦於以下問題：Golang Field.Set方法的具體用法？Golang Field.Set怎麽用？Golang Field.Set使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類github.com/fatih/structs.Field的用法示例。

在下文中一共展示了Field.Set方法的5個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Golang代碼示例。

示例1: fieldSet

// fieldSet sets field value from the given string value. It converts the
// string value in a sane way and is usefulf or environment variables or flags
// which are by nature in string types.
func fieldSet(field *structs.Field, v string) error {
	// TODO: add support for other types
	switch field.Kind() {
	case reflect.Bool:
		val, err := strconv.ParseBool(v)
		if err != nil {
			return err
		}

		if err := field.Set(val); err != nil {
			return err
		}
	case reflect.Int:
		i, err := strconv.Atoi(v)
		if err != nil {
			return err
		}

		if err := field.Set(i); err != nil {
			return err
		}
	case reflect.String:
		field.Set(v)
	case reflect.Slice:
		// TODO add other typed slice support
		if _, ok := field.Value().([]string); !ok {
			return errors.New("can't set on non string slices")
		}

		if err := field.Set(strings.Split(v, ",")); err != nil {
			return err
		}
	case reflect.Float64:
		f, err := strconv.ParseFloat(v, 64)
		if err != nil {
			return err
		}

		if err := field.Set(f); err != nil {
			return err
		}
	default:
		return fmt.Errorf("multiconfig: not supported type: %s", field.Kind())
	}

	return nil
}

開發者ID:aykamko，項目名稱:multiconfig，代碼行數:50，代碼來源:multiconfig.go

示例2: setFieldValue

// setFieldValue will try to set the value of a given field to v, which is
// given as string and converted to the field type as required.
func setFieldValue(field *structs.Field, v string) error {
	switch field.Kind() {
	case reflect.String:
		err := field.Set(v)
		if err != nil {
			return err
		}
	case reflect.Int, reflect.Int64:
		i, err := strconv.Atoi(v)
		if err != nil {
			return err
		}
		err = field.Set(i)
		if err != nil {
			return err
		}
	case reflect.Float64:
		f, err := strconv.ParseFloat(v, 64)
		if err != nil {
			return err
		}
		err = field.Set(f)
		if err != nil {
			return err
		}
	default:
		return fmt.Errorf("cannot set field value for field kind %s", field.Kind())
	}
	return nil
}

開發者ID:miku，項目名稱:lynd，代碼行數:32，代碼來源:task.go

示例3: fieldSet

// fieldSet sets field value from the given string value. It converts the
// string value in a sane way and is usefulf or environment variables or flags
// which are by nature in string types.
func fieldSet(field *structs.Field, v string) error {
	// TODO: add support for other types
	switch field.Kind() {
	case reflect.Bool:
		val, err := strconv.ParseBool(v)
		if err != nil {
			return err
		}

		if err := field.Set(val); err != nil {
			return err
		}
	case reflect.Int:
		i, err := strconv.Atoi(v)
		if err != nil {
			return err
		}

		if field.RawValue.Type().Name() != "int" {
			// We're probably dealing with an enum type
			field.RawValue.SetInt(int64(i))
			return nil
		}

		if err := field.Set(i); err != nil {
			return err
		}
	case reflect.String:
		if field.RawValue.Type().Name() != "string" {
			// We're probably dealing with an enum type
			field.RawValue.SetString(v)
			return nil
		}

		if err := field.Set(v); err != nil {
			return err
		}
	case reflect.Slice:
		switch t := field.Value().(type) {
		case []string:
			if err := field.Set(strings.Split(v, ",")); err != nil {
				return err
			}
		case []int:
			var list []int
			for _, in := range strings.Split(v, ",") {
				i, err := strconv.Atoi(in)
				if err != nil {
					return err
				}

				list = append(list, i)
			}

			if err := field.Set(list); err != nil {
				return err
			}
		default:
			return fmt.Errorf("multiconfig: field '%s' of type slice is unsupported: %s (%T)",
				field.Name(), field.Kind(), t)
		}
	case reflect.Float64:
		f, err := strconv.ParseFloat(v, 64)
		if err != nil {
			return err
		}

		if err := field.Set(f); err != nil {
			return err
		}
	case reflect.Int64:
		switch t := field.Value().(type) {
		case time.Duration:
			d, err := time.ParseDuration(v)
			if err != nil {
				return err
			}

			if err := field.Set(d); err != nil {
				return err
			}
		case int64:
			p, err := strconv.ParseInt(v, 10, 0)
			if err != nil {
				return err
			}

			if err := field.Set(p); err != nil {
				return err
			}
		default:
			return fmt.Errorf("multiconfig: field '%s' of type int64 is unsupported: %s (%T)",
				field.Name(), field.Kind(), t)
		}

	default:
		return fmt.Errorf("multiconfig: field '%s' has unsupported type: %s", field.Name(), field.Kind())
//.........這裏部分代碼省略.........

開發者ID:pzduniak，項目名稱:multiconfig，代碼行數:101，代碼來源:multiconfig.go

示例4: fieldSet

// fieldSet sets field value from the given string value. It converts the
// string value in a sane way and is usefulf or environment variables or flags
// which are by nature in string types.
func fieldSet(field *structs.Field, v string) error {
	switch field.Kind() {
	case reflect.Bool:
		val, err := strconv.ParseBool(v)
		if err != nil {
			return err
		}

		if err := field.Set(val); err != nil {
			return err
		}
	case reflect.Int:
		i, err := strconv.Atoi(v)
		if err != nil {
			return err
		}

		if err := field.Set(i); err != nil {
			return err
		}
	case reflect.String:
		if err := field.Set(v); err != nil {
			return err
		}
	case reflect.Map:
		switch t := field.Value().(type) {
		case map[string]int:
			si := make(map[string]int)
			if err := json.Unmarshal([]byte(v), &si); err != nil {
				return err
			}
			if err := field.Set(si); err != nil {
				return err
			}
		case map[string]string:
			ss := make(map[string]string)
			if err := json.Unmarshal([]byte(v), &ss); err != nil {
				return err
			}
			if err := field.Set(ss); err != nil {
				return err
			}
		default:
			return fmt.Errorf("config: field '%s' of type map is unsupported: %s (%T)",
				field.Name(), field.Kind(), t)
		}
	case reflect.Slice:
		switch t := field.Value().(type) {
		case []string:
			if err := field.Set(strings.Split(v, ",")); err != nil {
				return err
			}
		case []int:
			var list []int
			for _, in := range strings.Split(v, ",") {
				i, err := strconv.Atoi(in)
				if err != nil {
					return err
				}

				list = append(list, i)
			}

			if err := field.Set(list); err != nil {
				return err
			}
		case []int64:
			var list []int64
			for _, in := range strings.Split(v, ",") {
				i, err := strconv.ParseInt(in, 10, 64)
				if err != nil {
					return err
				}

				list = append(list, i)
			}

			if err := field.Set(list); err != nil {
				return err
			}
		case []float64:
			var list []float64
			for _, in := range strings.Split(v, ",") {
				i, err := strconv.ParseFloat(in, 64)
				if err != nil {
					return err
				}

				list = append(list, i)
			}

			if err := field.Set(list); err != nil {
				return err
			}
		default:
			return fmt.Errorf("config: field '%s' of type slice is unsupported: %s (%T)",
				field.Name(), field.Kind(), t)
//.........這裏部分代碼省略.........

開發者ID:heartsg，項目名稱:dasea，代碼行數:101，代碼來源:reflect.go

示例5: fieldSet

// fieldSet sets field value from the given string value. It converts the
// string value in a sane way and is usefulf or environment variables or flags
// which are by nature in string types.
func fieldSet(field *structs.Field, v string) error {
	switch f := field.Value().(type) {
	case flag.Value:
		if v := reflect.ValueOf(field.Value()); v.IsNil() {
			typ := v.Type()
			if typ.Kind() == reflect.Ptr {
				typ = typ.Elem()
			}

			if err := field.Set(reflect.New(typ).Interface()); err != nil {
				return err
			}

			f = field.Value().(flag.Value)
		}

		return f.Set(v)
	}

	// TODO: add support for other types
	switch field.Kind() {
	case reflect.Bool:
		val, err := strconv.ParseBool(v)
		if err != nil {
			return err
		}

		if err := field.Set(val); err != nil {
			return err
		}
	case reflect.Int:
		i, err := strconv.Atoi(v)
		if err != nil {
			return err
		}

		if err := field.Set(i); err != nil {
			return err
		}
	case reflect.String:
		if err := field.Set(v); err != nil {
			return err
		}
	case reflect.Slice:
		switch t := field.Value().(type) {
		case []string:
			if err := field.Set(strings.Split(v, ",")); err != nil {
				return err
			}
		case []int:
			var list []int
			for _, in := range strings.Split(v, ",") {
				i, err := strconv.Atoi(in)
				if err != nil {
					return err
				}

				list = append(list, i)
			}

			if err := field.Set(list); err != nil {
				return err
			}
		default:
			return fmt.Errorf("multiconfig: field '%s' of type slice is unsupported: %s (%T)",
				field.Name(), field.Kind(), t)
		}
	case reflect.Float64:
		f, err := strconv.ParseFloat(v, 64)
		if err != nil {
			return err
		}

		if err := field.Set(f); err != nil {
			return err
		}
	case reflect.Int64:
		switch t := field.Value().(type) {
		case time.Duration:
			d, err := time.ParseDuration(v)
			if err != nil {
				return err
			}

			if err := field.Set(d); err != nil {
				return err
			}
		case int64:
			p, err := strconv.ParseInt(v, 10, 0)
			if err != nil {
				return err
			}

			if err := field.Set(p); err != nil {
				return err
			}
		default:
//.........這裏部分代碼省略.........

開發者ID:koding，項目名稱:multiconfig，代碼行數:101，代碼來源:multiconfig.go

注：本文中的github.com/fatih/structs.Field.Set方法示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台，相關代碼片段篩選自各路編程大神貢獻的開源項目，源碼版權歸原作者所有，傳播和使用請參考對應項目的License；未經允許，請勿轉載。