From e9280cba13096d8917ff2e6526d625b4ab1e0384 Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Thu, 10 Dec 2020 18:35:59 +0100
Subject: [PATCH] HackStudio: Don't vend invalid indices from
 SearchResultsModel

This fixes an assertion when clicking in the "find in files" search
results table when there were no matches.
---
 DevTools/HackStudio/FindInFilesWidget.cpp | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/DevTools/HackStudio/FindInFilesWidget.cpp b/DevTools/HackStudio/FindInFilesWidget.cpp
index fe3717adb9e..8491379013a 100644
--- a/DevTools/HackStudio/FindInFilesWidget.cpp
+++ b/DevTools/HackStudio/FindInFilesWidget.cpp
@@ -96,7 +96,14 @@ public:
     }
 
     virtual void update() override { }
-    virtual GUI::ModelIndex index(int row, int column = 0, const GUI::ModelIndex& = GUI::ModelIndex()) const override { return create_index(row, column, &m_matches.at(row)); }
+    virtual GUI::ModelIndex index(int row, int column = 0, const GUI::ModelIndex& = GUI::ModelIndex()) const override
+    {
+        if (row < 0 || row >= (int)m_matches.size())
+            return {};
+        if (column < 0 || column >= Column::__Count)
+            return {};
+        return create_index(row, column, &m_matches.at(row));
+    }
 
 private:
     Vector<Match> m_matches;