hphp/hack/test/typecheck/newtype1.php

   1 //// file1.php
   2 <?hh // partial
   3 /**
   4  * Copyright (c) 2014, Facebook, Inc.
   5  * All rights reserved.
   6  *
   7  * This source code is licensed under the MIT license found in the
   8  * LICENSE file in the "hack" directory of this source tree.
   9  *
  10  *
  11  */
  12
  13 newtype fbid = int;
  14
  15 //// file2.php
  16 <?hh // partial
  17
  18 function test(fbid $x): int {
  19   return $x;
  20 }