hphp/hack/test/typecheck/await_on_awaitable.php

   1 <?hh // strict
   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 async function slow_print(Awaitable<string> $x): Awaitable<void> {
  13   $a = await $x;
  14   display($a);
  15 }
  16
  17 function display(string $y): void {
  18   print $y;
  19 }