Disallow ... without type in function typehints

[hiphop-php.git] / hphp / hack / test / typecheck / await_as_an_expression / await_as_an_expression_pipe_with_async.php

<?hh // strict

async function gen<T>(Awaitable<T> $gen): Awaitable<T> { return await $gen; }

async function foo(): Awaitable<int> {
  return await (
    async { return await async { return 42; }; }
    |> gen($$)
  );
}