hphp/hack/test/typecheck/genva_preserves_type_signatures2.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 function inverted_physicists(Awaitable<int> $feynman, Awaitable<string> $boltzmann) : Awaitable<(int, string)> {
  13   return genva($boltzmann, $feynman);
  14 }