demo.js

'use strict';

const SENTRY_ID = '';
const SENTRY_KEY = '';
const SENTRY_APP = '';
const PORT = 3000;

const app = require('koa')();
const Router = require('koa-router');

// Configure Sentry
const Raven = require('raven');

const sentryUrl = `https://${SENTRY_ID}:${SENTRY_KEY}@sentry.io/${SENTRY_APP}`;
Raven.config(sentryUrl).install();

function* errors(next) {
	let err;

	try {
		yield next;
	} catch (e) {
		err = e;
		this.body = { message: err.message };
	} finally {
		Raven.captureException(
			err,
			{
//				req: this.request,
//				request: this.request,
//				request: this.req,
				req: this.req,
			},
			(sendErr, eventId) => {
				if (sendErr) {
					console.error('Failed to send captured exception to Sentry', err);
				}
			}
		);
	}
}

app.use(errors);

// Routes
const api = new Router();
api.get('/', function* show() { this.body = { message: 'Demo running' }; });
api.post('/error', function* makeError() { throw new Error('Testing sentry: req: this.req'); });

app.use(api.middleware());

app.listen(PORT);
console.log(`Server listening on port: ${PORT}`);

module.exports = app;