const hastebin = require('hastebin.js');
const haste = new hastebin({ /* url: 'hastebin.com */ });

const link = haste.post('Helllo from hastebin.js!').then(link => console.log(link));
// Will return a link such as https://hastebin.com/sofomuqifo.js

const raw = haste.get('rejocivu').then(raw => console.log(raw));
// Will return the contents of the haste you provide.