var versionNotFound VersionNotFound
	return errors.As(err, &versionNotFound)
}

// isErrSignatureDoesNotMatch - Check if error type is SignatureDoesNotMatch.
func isErrSignatureDoesNotMatch(err error) bool {
	var signatureDoesNotMatch SignatureDoesNotMatch
	return errors.As(err, &signatureDoesNotMatch)
}

// PreConditionFailed - Check if copy precondition failed
type PreConditionFailed struct{}