// 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.

/// @assertion If e1 translates to F then e1[e2] translates to:
///  PASSTHRU[F, fn[x] => x[EXP(e2)]]
///
/// @description If e1 translates to F then e1[e2] translates to:
///  PASSTHRU[F, fn[x] => x[EXP(e2)]]. Test legacy pre-NNBD types
/// @author sgrekhov@unipro.ru

// Requirements=nnbd-weak
import "../../../Utils/expect.dart";
import "legacy_lib.dart";

main() {
  A c1 = new A();
  Expect.equals(42, c1[42]);

  A? c2 = new A();
  if (c2 != null) {
    Expect.equals(42, c2[42]);
  }
}