From 2097c0fe36e994a43608c58b00a04878d09a7a52 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Max=20L=C3=BCbke?= <mluebke@uni-potsdam.de>
Date: Mon, 2 Oct 2023 12:58:12 +0200
Subject: [PATCH] add instrumentation for runtime measurement

---
 timer.hpp | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 timer.hpp

diff --git a/timer.hpp b/timer.hpp
new file mode 100644
index 0000000..5e7d1d7
--- /dev/null
+++ b/timer.hpp
@@ -0,0 +1,22 @@
+#ifndef TIMER_H_
+#define TIMER_H_
+
+#include <chrono>
+#include <functional>
+#include <utility>
+
+template <class TimeUnit = std::chrono::microseconds,
+          class ClockType = std::chrono::steady_clock>
+struct measure {
+  template <class F, class... Args>
+  static auto duration(F &&func, Args &&...args) {
+    auto start = ClockType::now();
+    auto retVal =
+        std::invoke(std::forward<F>(func), std::forward<Args>(args)...);
+    auto end = ClockType::now();
+    return std::make_pair(retVal,
+                          std::chrono::duration_cast<TimeUnit>(end - start));
+  }
+};
+
+#endif // TIMER_H_