fmt

yarn-project/p2p/src/services/dummy_service.ts

@@ -61,6 +61,19 @@ export class DummyP2PService implements P2PService {
     return Promise.resolve(undefined);
   }
 
+  /**
+   * Sends a batch request to a peer.
+   * @param _protocol - The protocol to send the request on.
+   * @param _requests - The requests to send.
+   * @returns The responses from the peer, otherwise undefined.
+   */
+  public sendBatchRequest<Protocol extends ReqRespSubProtocol>(
+    _protocol: Protocol,
+    _requests: InstanceType<SubProtocolMap[Protocol]['request']>[],
+  ): Promise<InstanceType<SubProtocolMap[Protocol]['response']>[]> {
+    return Promise.resolve([]);
+  }
+
   /**
    * Returns the ENR of the peer.
    * @returns The ENR of the peer, otherwise undefined.

yarn-project/p2p/src/services/reqresp/interface.ts

@@ -107,7 +107,10 @@ export const DEFAULT_SUB_PROTOCOL_HANDLERS: ReqRespSubProtocolHandlers = {
  * The Request Response Pair interface defines the methods that each
  * request response pair must implement
  */
-interface RequestResponsePair<Req, Res> {
+interface RequestResponsePair<Req extends { toBuffer(): Buffer }, Res> {
+  /**
+   * The request must implement the toBuffer method (generic serialisation)
+   */
   request: new (...args: any[]) => Req;
   /**
    * The response must implement the static fromBuffer method (generic serialisation)