Add is_palindrome benchmarking

CMakeLists.txt

@@ -73,3 +73,10 @@ add_executable(
   test/fizzbuzz_test.cpp
 )
 target_link_libraries(tests PRIVATE Catch2::Catch2WithMain)
+
+find_package(nanobench REQUIRED)
+add_executable(
+  palindrome_benchmark
+  "benchmark/palindrome_benchmark.cpp"
+)
+target_link_libraries(palindrome_benchmark PRIVATE nanobench::nanobench)

benchmark/palindrome_benchmark.cpp

@@ -0,0 +1,61 @@
+// Copyright (c) Omar Boukli-Hacene. All rights reserved.
+// Distributed under an MIT-style license that can be
+// found in the LICENSE file.
+
+// SPDX-License-Identifier: MIT
+
+#include "forfun/palindrome.hpp"
+
+#define ANKERL_NANOBENCH_IMPLEMENT
+#include <nanobench.h>
+
+#include <string_view>
+
+int main() {
+    std::string_view sv{"oooooooooooooooooooooooooooooooooooooooooooooooooo"
+                        "oooooooooooooooooooooooooooooooooooooooooooooooooo"};
+
+    ankerl::nanobench::Bench().run(
+        "forfun::palindrome::raw::is_palindrome", [&sv]() {
+            ankerl::nanobench::doNotOptimizeAway(
+                forfun::palindrome::raw::is_palindrome(sv));
+        });
+
+    ankerl::nanobench::Bench().run(
+        "forfun::palindrome::fast::is_palindrome", [&sv]() {
+            ankerl::nanobench::doNotOptimizeAway(
+                forfun::palindrome::fast::is_palindrome(sv));
+        });
+
+    ankerl::nanobench::Bench().run(
+        "forfun::palindrome::stl_bloated::is_palindrome", [&sv]() {
+            ankerl::nanobench::doNotOptimizeAway(
+                forfun::palindrome::stl_bloated::is_palindrome(sv));
+        });
+
+    ankerl::nanobench::Bench().run(
+        "forfun::palindrome::stl_fast::is_palindrome", [&sv]() {
+            ankerl::nanobench::doNotOptimizeAway(
+                forfun::palindrome::stl_fast::is_palindrome(sv));
+        });
+
+    ankerl::nanobench::Bench().run(
+        "forfun::palindrome::raw::is_palindrome_ci", [&sv]() {
+            ankerl::nanobench::doNotOptimizeAway(
+                forfun::palindrome::raw::is_palindrome_ci(sv));
+        });
+
+    ankerl::nanobench::Bench().run(
+        "forfun::palindrome::fast::is_palindrome_ci", [&sv]() {
+            ankerl::nanobench::doNotOptimizeAway(
+                forfun::palindrome::fast::is_palindrome_ci(sv));
+        });
+
+    ankerl::nanobench::Bench().run(
+        "forfun::palindrome::stl_bloated::is_palindrome_ci", [&sv]() {
+            ankerl::nanobench::doNotOptimizeAway(
+                forfun::palindrome::stl_bloated::is_palindrome_ci(sv));
+        });
+
+    return 0;
+}

vcpkg.json

@@ -1,5 +1,6 @@
 {
   "dependencies": [
-    "catch2"
+    "catch2",
+    "nanobench"
   ]
 }