Method addHandler

packages/microservices/server/server-grpc.ts:573–581

(
    pattern: unknown,
    callback: MessageHandler,
    isEventHandler = false,
  )

  }

  public addHandler(
    pattern: unknown,
    callback: MessageHandler,
    isEventHandler = false,
  ) {
    const route = isString(pattern) ? pattern : JSON.stringify(pattern);
    callback.isEventHandler = isEventHandler;
    this.messageHandlers.set(route, callback);
  }

  public async createClient() {
    const channelOptions: ChannelOptions =