| // 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. |
| |
| library object_super_test; |
| |
| /// Simple program creating an object with super constructor invocation. |
| void main() { |
| print("Create A instance"); |
| var a = new A.withArgs(0); |
| print(a.foo); |
| |
| print("Create B instance"); |
| var b1 = new B.withSuper(); |
| print(b1.foo); |
| print(b1.bar); |
| } |
| |
| class A { |
| String foo; |
| |
| A.withArgs(int i) : foo = fieldInitializer(i, 'A.foo'); |
| } |
| |
| class B extends A { |
| String bar; |
| |
| B.withSuper() |
| : bar = fieldInitializer(0, 'B.bar'), |
| super.withArgs(1); |
| } |
| |
| String fieldInitializer(int f, String s) { |
| print('$s: $f'); |
| return '$s: $f'; |
| } |