// The error type is not preserved.
func NewRemoteErr(err error) *RemoteErr {
	if err == nil {
		return nil
	}
	r := RemoteErr(err.Error())
	return &r
}

// NewRemoteErrf creates a new remote error from a format string.
func NewRemoteErrf(format string, a ...any) *RemoteErr {
	r := RemoteErr(fmt.Sprintf(format, a...))
	return &r
}

// NewNPErr is a helper to no payload and optional remote error.