From 273dcd140847e392f80e7061a27e426fe748ddaa Mon Sep 17 00:00:00 2001
From: Mavis <Mavis@local>
Date: Wed, 3 Jun 2026 10:23:02 +0000
Subject: [PATCH] debug: log raw response bytes for failed RPC calls

---
 packages/krpc-client/src/client.ts | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/packages/krpc-client/src/client.ts b/packages/krpc-client/src/client.ts
index f3e369c..b51e92e 100644
--- a/packages/krpc-client/src/client.ts
+++ b/packages/krpc-client/src/client.ts
@@ -225,6 +225,13 @@ export class KRPCClient {
     }
     sendMessage(this.rpcSocket, KRPC.Request, { calls: [call] });
     const raw = await recvRawMessage(this.rpcSocket);
+    if (process.env.KRPC_DEBUG) {
+      // eslint-disable-next-line no-console
+      console.log(
+        `[krpc-client] ${req.service}.${req.procedure} response (${raw.length} bytes):`,
+        Buffer.from(raw).toString('hex'),
+      );
+    }
     const response = decodeMessage<{
       // The error/result fields are `bytes` in the kRPC schema. They
       // carry a serialized Error or value sub-message that we have