| // Copyright (c) 2018, 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 = 2.7 |
| |
| // dart2jsOptions=--strong |
| |
| import 'package:expect/expect.dart'; |
| |
| class Class1 { |
| num method1(num n) => null; |
| |
| num method2(int n) => null; |
| |
| Object method3(num n) => null; |
| } |
| |
| class Class2<T> { |
| num method4(T n) => null; |
| } |
| |
| class Class3<T> { |
| T method5(num n) => null; |
| } |
| |
| class Class4<T> { |
| num method6(num n, T t) => null; |
| } |
| |
| num method7(num n) => null; |
| |
| num method8(int n) => null; |
| |
| Object method9(num n) => null; |
| |
| @pragma('dart2js:noInline') |
| test(o) => o is num Function(num); |
| |
| main() { |
| Expect.isTrue(test(new Class1().method1)); |
| Expect.isFalse(test(new Class1().method2)); |
| Expect.isFalse(test(new Class1().method3)); |
| Expect.isTrue(test(new Class2<num>().method4)); |
| Expect.isTrue(test(new Class3<num>().method5)); |
| Expect.isFalse(test(new Class4<num>().method6)); |
| Expect.isTrue(test(method7)); |
| Expect.isFalse(test(method8)); |
| Expect.isFalse(test(method9)); |
| } |