GO ValueObject - vo part 3

vo3.go

// initName performs naive name validation (just for sake of example)
// and provides 100% guarantee that vo contains valid name.
func (i *Instance) initName(data map[string]string) {
	name, exists := data["name"]
	if !exists || name == "" {
		i.errors["name"] = "invalid name"
		return
	}

	i.name = name
}

// initEmail same like initName.
func (i *Instance) initEmail(data map[string]string) {
	email, exists := data["email"]
	if !exists || email == "" {
		i.errors["email"] = "invalid email"
		return
	}

	i.email = email
}