import 'package:fresh_grpc/fresh_grpc.dart';

main() async {
  final channel = ClientChannel(
    'localhost',
    port: 50051,
    options: ChannelOptions(
      credentials: ChannelCredentials.insecure(),
      codecRegistry:
      CodecRegistry(codecs: const [GzipCodec(), IdentityCodec()]),
    ),
  );
  final fresh = FreshGrpc.oAuth2();
  final stub = GreeterClient(channel,options:fresh.toCallOptions());
  
  await fresh.retryUnary(stub.sayHello, HelloRequest()..name = 'world');
}