Sentry for dart_frog

This is an integration for dart_frog to collects errors and performance traces automatically.

Learn more in this article.

Note This is experimental. Use at your own risk.

How to use it?

First add a custom entry point and initialize Sentry as shown in the follwing code snippet. To know more about a custom entry point, read this.

// main.dart
Future<HttpServer> init(Handler handler, InternetAddress ip, int port) async {
  await Sentry.init((options) {
      ..dsn = '<your_dsn_here>'
      ..tracesSampleRate = 1

Future<HttpServer> run(Handler handler, InternetAddress ip, int port) {
  return serveWithSentry(handler, ip, port);

Secondly, add the sentryMiddleware as shown in the following code snippet. Read more about middlewares here.

// _middleware.dart
Handler middleware(Handler handler) {
  // add Sentry middleware
  return handler.use(sentryMiddleware);