Node request with promises.

promise-request.js

const http = require('http')

function makeCall(options) {
  return new Promise(function(resolve, reject) {

    const req = http.request(options, (res) => {
      const q = []
      res.setEncoding('utf8')
      res.on('data', (chunk) => q.push(chunk))
      res.on('end', () => resolve(q.join('')))
    })
    
    req.on('error', (e) => reject(e))
    req.write('') // pass requrst body here
    req.end()
  })
}