blob: db8e9cc4f4e0e032dc6898e2544f901d5179f686 [file] [log] [blame]
// Copyright (c) 2021, 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.
/// @assertion This differs for a generic type alias. If the type alias is
/// instantiated (implicitly or explicitly), then the result is still the same
/// as tearing off the aliased type directly, and it's constant and
/// canonicalized if the type arguments are constant.
/// @description Checks that if type alias is instantiated, the result is the
/// same as tearing off the aliased type directly. Test negative runtime cases.
/// @author
// SharedOptions=--enable-experiment=constructor-tearoffs
import "../../Utils/expect.dart";
typedef MyList<T> = List<T>;
dynamic d = 1;
main() {
var v = MyList<String>.filled;
Expect.throws(() { v(2, d); });
Expect.throws(() { v(2, null as dynamic); });