Sample Express.js TypeScript app with HTTPS

main.ts

import * as express from 'express';
import * as fs from 'fs';
import * as https from 'https';
import { RegisterRoutes } from './routes/routes';

const privateKey = fs.readFileSync('cert/cert.key');
const certificate = fs.readFileSync('cert/cert.crt');
const credentials = {key: privateKey, cert: certificate};

const app = express();
const port = 3000;

RegisterRoutes(app);

const httpsServer = https.createServer(credentials, app);

httpsServer.listen(port, () => console.log(`Server started listening to port ${port}`));