blob: 8bd5366309ec517b4497978d37eff9eb6b2c32a2 [file] [log] [blame]
// Copyright (c) 2014, 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
// Test that generic types in mixins are handled.
import 'package:expect/expect.dart';
class M<T> {
T field1 = 0;
// ^
// [analyzer] COMPILE_TIME_ERROR.INVALID_ASSIGNMENT
// [cfe] A value of type 'int' can't be assigned to a variable of type 'T'.
T field2 = 0 as dynamic;
}
class A<U> {}
class C1<V> = Object with M<V>;
class C2 = Object with M<int>;
class C3 = Object with M<String>;
main() {
// no error: 0 is an int
new C1<int>();
new C2();
// type error: 0 is not a string
Expect.throwsTypeError(() => new C1<String>());
Expect.throws(() => new C3());
}