From 7c8fb797452e2c12cff1375f5c139a797ac769e1 Mon Sep 17 00:00:00 2001
From: Andrei Kortunov <andrei.kortunov@yandex.ru>
Date: Fri, 13 Jan 2023 11:59:03 +0400
Subject: [PATCH] Suppress a warnings spam when user entered an invalid regular
 expression

---
 apps/opencs/model/tools/search.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/apps/opencs/model/tools/search.cpp b/apps/opencs/model/tools/search.cpp
index 5598bc6a3c..624cfef82d 100644
--- a/apps/opencs/model/tools/search.cpp
+++ b/apps/opencs/model/tools/search.cpp
@@ -46,6 +46,10 @@ void CSMTools::Search::searchTextCell(const CSMWorld::IdTableBase* model, const
 void CSMTools::Search::searchRegExCell(const CSMWorld::IdTableBase* model, const QModelIndex& index,
     const CSMWorld::UniversalId& id, bool writable, CSMDoc::Messages& messages) const
 {
+    // TODO: verify regular expression before starting a search
+    if (!mRegExp.isValid())
+        return;
+
     QString text = model->data(index).toString();
 
     QRegularExpressionMatchIterator i = mRegExp.globalMatch(text);