Function newReference

storage/storage_reference.go:30–51

(transport storageTransport, named reference.Named, id string)

}

func newReference(transport storageTransport, named reference.Named, id string) (*storageReference, error) {
	if named == nil && id == "" {
		return nil, ErrInvalidReference
	}
	if named != nil && reference.IsNameOnly(named) {
		return nil, fmt.Errorf("reference %s has neither a tag nor a digest: %w", named.String(), ErrInvalidReference)
	}
	if id != "" {
		if err := validateImageID(id); err != nil {
			return nil, fmt.Errorf("invalid ID value %q: %v: %w", id, err.Error(), ErrInvalidReference)
		}
	}
	// We take a copy of the transport, which contains a pointer to the
	// store that it used for resolving this reference, so that the
	// transport that we'll return from Transport() won't be affected by
	// further calls to the original transport's SetStore() method.
	return &storageReference{
		transport: transport,
		named:     named,
		id:        id,
	}, nil
}

// imageMatchesRepo returns true iff image.Names contains an element with the same repo as ref
func imageMatchesRepo(image *storage.Image, ref reference.Named) bool {