blob: 18c3d1122b457aab1a0bcbff9bfd5c69a6c6cbd1 [file] [log] [blame]
// Copyright (c) 2013, 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 test program for constructors and initializers.
// Check function subtyping with type variables in factory constructors.
import 'package:expect/expect.dart';
typedef void Foo<T>(T t);
class C<T> {
factory C(foo) {
if (foo is Foo<T>) {
return new C.internal();
throw 'not Foo<$T>';
void method(String s) {}
void main() {
Expect.isNotNull(new C<String>(method));
Expect.throws(() => new C<bool>(method), (error) => error == 'not Foo<bool>');