'use strict' const http = require('http') const api = require('./api') const server = http.createServer(api) const port = process.env.PORT || 3000 const hostname = process.env.HOSTNAME || '' server.listen(port, (err) => { if (err) { console.error(err) process.exit(1) } else { console.info(`Listening on ${hostname}:${port}.`) } })