hphp/hack/test/typecheck/unused_awaitable10.php

   1 <?hh // strict
   2
   3 async function f(): Awaitable<int> {
   4   return 1;
   5 }
   6
   7 async function g(): Awaitable<?int> {
   8   return null;
   9 }
  10
  11 function h(): void {
  12   $f = f();
  13   $g = g();
  14
  15   $x = $f && $g;
  16   if ($x) {
  17   }
  18 }