function.HH.Asio.mw.md

async function one(): Awaitable<int> {
  return 1;
}

<<__EntryPoint>>
async function basic_usage_main(): Awaitable<void> {
  $mcr = \MCRouter::createSimple(ImmVector {});

  $handles = \HH\Asio\mw(Map {
    // This will throw an exception, since there's no servers to speak to
    'cache' => $mcr->get("no-such-key"),

    // While this will obviously succeed
    'one' => one(),
  });

  $results = await $handles;
  foreach ($results as $key => $result) {
    if ($result->isSucceeded()) {
      echo "$key Success: ";
      \var_dump($result->getResult());
    } else {
      echo "$key Failed: ";
      \var_dump($result->getException()->getMessage());
    }
  }
}
```.skipif
\Hack\UserDocumentation\API\Examples\MCRouter\skipif();