Влад Лопушенко

function getSome() {
  return new Promise((resolve, reject) => {
      request('https://site.ru', function (err, res, body) {
        if (err) {
          reject(err);
          return;
        }

        resolve(body);
    });
  });
}

getSome().then(res => {
  // do something with res
}).catch(err => {
  // handle error
});

async foo() => {
  const some = await getSome();
  // use some
}

const rp = require('request-promise');

const getSome = async () => {
  try {
    const body = await rp({ uri: 'https://site.ru', json: true });
    // do something other
    return body;
  } catch (err) {
    // handle error
    return err;
  }
}

getSome().then(res => {
  // do something with res
}).catch(err => {
  // handle error
});

async foo() => {
  const some = await getSome();
  // use some
}