hphp/hack/test/typecheck/xhpchild2.php

   1 <?hh // strict
   2 /**
   3  * Copyright (c) 2014, Facebook, Inc.
   4  * All rights reserved.
   5  *
   6  * This source code is licensed under the BSD-style license found in the
   7  * LICENSE file in the "hack" directory of this source tree. An additional grant
   8  * of patent rights can be found in the PATENTS file in the same directory.
   9  *
  10  */
  11
  12 class Foo {}
  13
  14 function f1(XHPChild $x): void {}
  15
  16 function f2(): void {
  17   f1(new Foo());
  18 }
  19