From c911edde4fe084c0b04d8a349654e186db3d5fc0 Mon Sep 17 00:00:00 2001
From: Mm2PL <miau@mail.kotmisia.pl>
Date: Wed, 7 Jan 2026 17:03:41 +0100
Subject: [PATCH] IsolatedRegex bench

---
 benchmarks/src/LinkParser.cpp | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/benchmarks/src/LinkParser.cpp b/benchmarks/src/LinkParser.cpp
index eebd3af1c..3991146c8 100644
--- a/benchmarks/src/LinkParser.cpp
+++ b/benchmarks/src/LinkParser.cpp
@@ -6,6 +6,7 @@
 
 #include <benchmark/benchmark.h>
 #include <QDebug>
+#include <QRegularExpression>
 #include <QString>
 #include <QStringList>
 
@@ -41,3 +42,20 @@ static void BM_LinkParsing(benchmark::State &state)
 }
 
 BENCHMARK(BM_LinkParsing);
+
+const QRegularExpression LINK_HEURISTIC(R"(^(https?://)?[^\.]+.[^\.]{2,})");
+
+static void BM_IsolatedRegex(benchmark::State &state)
+{
+    QStringList words = INPUT.split(' ');
+
+    for (auto _ : state)
+    {
+        for (const auto &word : words)
+        {
+            auto ismatch = LINK_HEURISTIC.matchView(word);
+            benchmark::DoNotOptimize(ismatch);
+        }
+    }
+}
+BENCHMARK(BM_IsolatedRegex);