Asnyc/Await/Promise

async function controllerMethod(req, res) {
 let data = await getAllAsync();
 res.send(data);
}

function getAllPromised() {
  return new Promise((resolve, reject) => {
    getData('http://url.com').then(data => {
       resolve(data);
    });
  });
}

async function getAllAsync() {
  let data = await getData('http://url.com');
  return data;
}