pkg/front_end/testcases/inference/constructors_reverse_type_parameters.dart

// Copyright (c) 2017, 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
/*@testedFeatures=inference*/
library test;

class Pair<T, U> {
  T t;
  U u;
  Pair(this.t, this.u);
  Pair<U, T> get reversed => new /*@ typeArgs=Pair::U*, Pair::T* */ Pair(
      /*@target=Pair.u*/ u,
      /*@target=Pair.t*/ t);
}

main() {}