src/App.ts

App.ts

import * as express from 'express'
class App {
    public express
    constructor() {
        this.express = express()
        this.loadRoutes()
    }

    private loadRoutes() : void {
        const router = express.Router()
        router.get('/', (req, res) => {
            res.json({
                'message': 'Hello World!'
            })
        });
        this.express.use('/', router);
    }
}

export default new App().express;