GO ValueObject - vo part 2

vo2.go

// New creates new value object instance and performs validation.
func New(data map[string]string) (Instance, error) { // Instance intentionally value, not pointer
	vo := Instance{}
	vo.errors = make(map[string]string)

	vo.initName(data)
	vo.initEmail(data)

	if len(vo.errors) > 0 {
		// if you like panic, you may panic here
		return vo, errors.New("invalid VO")
	}

	return vo, nil
}