hphp/hack/test/typecheck/test_inter9.php

   1 <?hh // partial
   2 /**
   3  * Copyright (c) 2014, Facebook, Inc.
   4  * All rights reserved.
   5  *
   6  * This source code is licensed under the MIT license found in the
   7  * LICENSE file in the "hack" directory of this source tree.
   8  *
   9  *
  10  */
  11
  12 interface I {}
  13 class A implements I {
  14   public function get(): void {}
  15 }
  16 class B implements I {}
  17 class Z {}
  18
  19 function bar(): B {
  20   $x = true ? null : new B();
  21   if ($x === null) {
  22     return new B();
  23   }
  24   return $x;
  25 }