blob: 5907c5b129bf5e5ee46ad44e549123cab75b8ec7 [file] [log] [blame]
// Copyright (c) 2019, 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.
// This test verifies that typedef types used in constants are correctly
// visited in the tree shaker.
// Regression test for https://github.com/dart-lang/sdk/issues/37149.
import 'dart:async' show FutureOr;
typedef ComputeCallback<Q, R> = FutureOr<R> Function(Q message);
typedef _ComputeImpl = Future<R> Function<Q, R>(
ComputeCallback<Q, R> callback, Q message,
{String debugLabel});
Future<R> isolatesCompute<Q, R>(ComputeCallback<Q, R> callback, Q message,
{String debugLabel}) async {
return null;
}
const _ComputeImpl compute = isolatesCompute;
main() {
compute.call(null, null);
}