blob: af68ab920899ca0192c7d9cb87291f74dcdc7e92 [file] [log] [blame]
// 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 {
method1() {
num local(num n) => null;
return local;
}
method2() {
num local(int n) => null;
return local;
}
method3() {
Object local(num n) => null;
return local;
}
}
class Class2<T> {
method4() {
num local(T n) => null;
return local;
}
}
class Class3<T> {
method5() {
T local(num n) => null;
return local;
}
}
class Class4<T> {
method6() {
num local(num n, T t) => null;
return local;
}
}
@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()));
}