From bacbc376a0ee19f9d9f8ecf91efc1b3054bdef11 Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Fri, 29 Dec 2023 17:22:27 +0100
Subject: [PATCH] AK: Make StringView::contains(StringView) faster for 1-byte
 needles

If we're looking for a 1-byte string, we can do the much simpler byte
scan by simply forwarding the call to StringView::contains(char).
---
 AK/StringView.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/AK/StringView.cpp b/AK/StringView.cpp
index 6150943bf9..e9e8c7f90f 100644
--- a/AK/StringView.cpp
+++ b/AK/StringView.cpp
@@ -167,6 +167,8 @@ bool StringView::contains(u32 needle) const
 
 bool StringView::contains(StringView needle, CaseSensitivity case_sensitivity) const
 {
+    if (needle.length() == 1)
+        return contains(needle.characters_without_null_termination()[0]);
     return StringUtils::contains(*this, needle, case_sensitivity);
 }