// ParseIDOrReference parses string for an image ID or a reference. ID can be
// without a default prefix.
func ParseIDOrReference(idOrRef string) (digest.Digest, Named, error) {
if err := stringid.ValidateID(idOrRef); err == nil {
idOrRef = "sha256:" + idOrRef
}
if dgst, err := digest.ParseDigest(idOrRef); err == nil {
return dgst, nil, nil
}
ref, err := ParseNamed(idOrRef)
return "", ref, err
}
// ValidateID checks whether an ID string is a valid image ID.
func ValidateID(id string) error {
return stringid.ValidateID(id)
}
func validateName(name string) error {
if err := stringid.ValidateID(name); err == nil {
return fmt.Errorf("Invalid repository name (%s), cannot specify 64-byte hexadecimal strings", name)
}
return nil
}