hphp/hack/test/typecheck/unused_awaitable14.php

   1 <?hh
   2
   3 async function f(): Awaitable<string> {
   4   return 'foobar';
   5 }
   6
   7 async function g(): Awaitable<string> {
   8   $output = f();
   9   return '$foo'.(string)$output.'bar';
  10 }