blob: 6eaf42c735fca6480c25e1ce55cb1479576d3a4f [file] [log] [blame]
// 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";
class A {}
class B extends A {}
void main() {
Object b;
A a = new B();
B Function(A) f = (A a) {
return a;
};
b = f(a); // No error
a = new A();
Expect.throwsTypeError(() {
f(a);
});
}