ex13.go

type Reader interface {
	Find(id entity.ID) (*entity.User, error)
	FindByEmail(email string) (*entity.User, error)
	FindByChangePasswordHash(hash string) (*entity.User, error)
	FindByValidationHash(hash string) (*entity.User, error)
	FindByChallengeSubmissionHash(hash string) (*entity.User, error)
	FindByNickname(nickname string) (*entity.User, error)
	FindAll() ([]*entity.User, error)
}

type Writer interface {
	Update(user *entity.User) error
	Store(user *entity.User) (entity.ID, error)
	Remove(id entity.ID) error
}

type Repository interface {
	Reader
	Writer
}