import 'package:angel3_mq/mq.dart'; import 'service_one.dart'; import 'service_two.dart'; void main() { MQClient.initialize(); MQClient.instance.declareExchange( exchangeName: 'ServiceRPC', exchangeType: ExchangeType.direct, ); final serviceOne = ServiceOne(); ServiceTwo().startListening(); serviceOne.requestFoo(); }