Function ParseID

repo/object/objectid.go:164–196

ParseID converts the specified string into object ID.

(s string)

// ParseID converts the specified string into object ID.
func ParseID(s string) (ID, error) {
	var id ID

	for s != "" && s[0] == 'I' {
		id.indirection++

		s = s[1:]
	}

	if s != "" && s[0] == 'Z' {
		id.compression = true

		s = s[1:]
	}

	if s != "" && s[0] == 'D' {
		// no-op, legacy case
		s = s[1:]
	}

	if id.indirection > 0 && id.compression {
		return id, errors.New("malformed object ID - compression and indirection are mutually exclusive")
	}

	cid, err := index.ParseID(s)
	if err != nil {
		return id, errors.Wrapf(err, "malformed content ID: %q", s)
	}

	id.cid = cid

	return id, nil
}