BadRequest returns an ErrBadRequest error, with an additional message.

InvalidFlag returns an ErrInvalidFlag error, with an additional message.

NotFound returns an ErrNotFound error, for the given entity.

List of application errors.

List of application errors.

List of application errors.

List of application errors.

List of application errors.

List of application errors.

List of application errors.

Err represents an application error.