From cf0480e4696496c6fc537f9b75f2713668dc91b3 Mon Sep 17 00:00:00 2001
From: Pekka Enberg <penberg@iki.fi>
Date: Tue, 16 Sep 2025 17:21:21 +0300
Subject: [PATCH] whopper: Handle write-write conflict

Write-write conflict is not an error that stops the simulation. Note
that the transaction is rolled back automatically.
---
 whopper/main.rs | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/whopper/main.rs b/whopper/main.rs
index 00b968886..ef6f1788e 100644
--- a/whopper/main.rs
+++ b/whopper/main.rs
@@ -370,6 +370,16 @@ fn perform_work(
                             }
                             return Ok(());
                         }
+                        turso_core::LimboError::WriteWriteConflict => {
+                            trace!(
+                                "{} Write-write conflict, transaction automatically rolled back",
+                                fiber_idx
+                            );
+                            drop(stmt_borrow);
+                            context.fibers[fiber_idx].statement.replace(None);
+                            context.fibers[fiber_idx].state = FiberState::Idle;
+                            return Ok(());
+                        }
                         _ => {
                             return Err(e.into());
                         }