get page html

const getPage = url => new Promise((resolve, reject) => {
  http.get(url, (res) => {
    if (res.statusCode === 200) {
      let data = '';
      res.on('data', chunk => { data += chunk; });
      res.on('end', () => { resolve(data); });
    } else {
      reject(new Error(`Status Code ${res.statusCode}`));
    }
  }).on('error', err => {
    reject(new Error(err));
  });
});

getPage(url).then(body => {
  console.log(body);
}).catch(err => {
  console.error(err);
});