tests/language/async_or_generator_return_type_stacktrace_test.dart

// Copyright (c) 2015, 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.

import "package:expect/expect.dart";

void badReturnTypeAsync() async {}  /// 01: static type warning
void badReturnTypeAsyncStar() async* {}  /// 02: static type warning
void badReturnTypeSyncStar() sync* {}  /// 03: static type warning

main() {
  try {
    badReturnTypeAsync();  /// 01: continued
  } catch(e, st) {
    Expect.isTrue(e is TypeError, "wrong exception type");
    Expect.isTrue(st.toString().contains("badReturnTypeAsync"),
                  "missing frame");
  }

  try {
    badReturnTypeAsyncStar();  /// 02: continued
  } catch(e, st) {
    Expect.isTrue(e is TypeError, "wrong exception type");
    Expect.isTrue(st.toString().contains("badReturnTypeAsyncStar"),
                  "missing frame");
  }

  try {
    badReturnTypeSyncStar();  /// 03: continued
  } catch(e, st) {
    Expect.isTrue(e is TypeError, "wrong exception type");
    Expect.isTrue(st.toString().contains("badReturnTypeSyncStar"),
                  "missing frame");
  }
}