From 9c1ea280927a1376cd31e1b0dfe7ca5abd12e693 Mon Sep 17 00:00:00 2001
From: bruvzg <7645683+bruvzg@users.noreply.github.com>
Date: Wed, 12 Apr 2023 11:39:05 +0300
Subject: Improve line BiDi handling, prevent crash on recursive log updates.

(cherry picked from commit 282e4231c26c172b186a5bf22a8ba7f0337ba3d6)
---
 editor/editor_log.cpp | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'editor')

diff --git a/editor/editor_log.cpp b/editor/editor_log.cpp
index 4ee28c5c31..cc88424c55 100644
--- a/editor/editor_log.cpp
+++ b/editor/editor_log.cpp
@@ -278,6 +278,11 @@ void EditorLog::_add_log_line(LogMessage &p_message, bool p_replace_previous) {
 		return;
 	}
 
+	if (unlikely(log->is_updating())) {
+		// The new message arrived during log RTL text processing/redraw (invalid BiDi control characters / font error), ignore it to avoid RTL data corruption.
+		return;
+	}
+
 	// Only add the message to the log if it passes the filters.
 	bool filter_active = type_filter_map[p_message.type]->is_active();
 	String search_text = search_box->get_text();
-- 
cgit v1.2.3