blob: a31f6a25a51cc52386218be9bf1010b44720f230 [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() {
A a1 = new B();
A a2 = new A();
<B, Object>{a1: 1}; // No error
<Object, B>{1: a1}; // No error
Expect.throwsTypeError(() {
<B, Object>{a2: 1};
});
Expect.throwsTypeError(() {
<Object, B>{1: a2};
});
}