pkg/kernel/testcases/closures/closure_in_initializer_closure.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.md file.

class C {
  var t;
  C.foo(f)
      : t = (() {
          var prefix;
          var g = (x) {
            f("$prefix$x");
          };
          prefix = 'hest';
          return g;
        }) {
    print(1);
  }
}

main() {
  print(0);
  var c = new C.foo((x) => print(x));
  print(2);
  c.t()('fisk');
  print(3);
}