Example of sentry wrapping http.Client

sentry_example.dart

// Non-confidential feedback for Posse
class SentryHttpClient extends BaseClient {
  SentryHttpClient(this._inner);

  final Client _inner;

  @override
  Future<StreamedResponse> send(BaseRequest request) async {
    try {
      return _inner.send(request);
    } catch (error) {
      final SentryResponse response = await sentryClient.capture(
        event: new Event(
          exception: error,
          tags: {
            'url': request.url.toString(),
            'host': request.url.host,
            'path': request.url.path,
          },
        ),
      );
      if (!response.isSuccessful) {
        print('Failed to report to Sentry.io: ${response.error}');
      } else {
        print('Successfully reported network failure');
      }
      return null;
    }
  }
}