| // Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| // @dart = 2.9 |
| |
| import 'package:expect/expect.dart'; |
| |
| void main() { |
| final schema = const UserSchema(); |
| Expect.equals('users', schema.name); |
| final user = const User(first: 'firstname'); |
| var map = schema._decode(user); |
| Expect.equals('firstname', map['first']); |
| } |
| |
| class User { |
| final String first; |
| |
| const User({ |
| this.first, |
| }); |
| } |
| |
| class Schema<T> { |
| final String name; |
| final Map<String, Object> Function(T) _decode; |
| |
| const Schema({ |
| this.name, |
| Map<String, Object> Function(T) decode, |
| }) |
| : _decode = decode; |
| } |
| |
| class UserSchema extends Schema<User> { |
| static Map<String, Object> _decode$(User user) { |
| return { |
| 'first': user.first, |
| }; |
| } |
| |
| const UserSchema() : super(name: 'users', decode: _decode$); |
| } |