Function query

test/fixtures/snapshot/dns-lookup.js:20–35

()

}

function query() {
  const host = process.env.NODE_TEST_HOST;
  if (process.env.NODE_TEST_PROMISE === 'true') {
    dns.promises.lookup(host, { family: 4 }).then(
      ({address, family}) => onLookup(address, family),
      onError);
  } else {
    dns.lookup(host, { family: 4 }, (err, address, family) => {
      if (err) {
        onError(err);
      } else {
        onLookup(address, family);
      }
    });
  }
}

query();