func()

in go/showcase/pkg/showcase/part1/user_login.go [72:87]

• 13 lines of code
• 3 McCabe index (conditional complexity)

func (l *LoginType) UnmarshalJSON(b []byte) error {
	var s string
	if err := json.Unmarshal(b, &s); err != nil {
		return err
	}

	s = strings.ToUpper(s)

	if login, ok := toId[s]; !ok {
		return fmt.Errorf("unknown login type %s", s)
	} else {
		*l = login
	}

	return nil
}