From 8fcf71661e79abc7e343bb95e73f3b767b1b318a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E3=83=AA=E3=82=AD=E8=90=8C?= <commits@liquidev.net>
Date: Mon, 30 Jun 2025 19:05:26 +0200
Subject: [PATCH] add check for how many chunks are modified in one edit

---
 crates/rkgk/src/api/wall.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/crates/rkgk/src/api/wall.rs b/crates/rkgk/src/api/wall.rs
index a1a3445..ab13378 100644
--- a/crates/rkgk/src/api/wall.rs
+++ b/crates/rkgk/src/api/wall.rs
@@ -320,6 +320,10 @@ impl SessionLoop {
                     wall::EventKind::Edit { edits } => {
                         let chunk_data = recv_expect(ws).await?.into_data();
 
+                        if edits.len() > self.wall.settings().max_edit_size {
+                            bail!("too many chunks modified in one edit");
+                        }
+
                         let mut edits_with_data = Vec::with_capacity(edits.len());
                         for edit in edits {
                             if let Some(data) = chunk_data