Function ParsePasswd

xunix/user.go:21–42

ParsePasswd parses user entries from an /etc/passwd.

(r io.Reader)

// ParsePasswd parses user entries from an /etc/passwd.
func ParsePasswd(r io.Reader) ([]*User, error) {
	var (
		scanner = bufio.NewScanner(r)
		users   = make([]*User, 0)
	)

	for scanner.Scan() {
		usr, err := parsePasswdEntry(scanner.Text())
		if err != nil {
			return nil, xerrors.Errorf("failed to parse user entry: %w", err)
		}

		users = append(users, usr)
	}

	err := scanner.Err()
	if err != nil {
		return nil, xerrors.Errorf("failed to parse passwd: %w", err)
	}

	return users, nil
}

func parsePasswdEntry(entry string) (*User, error) {
	entry = strings.TrimSpace(entry)