From a28790b91d89002edb27dd1bc3997b1d03a94d7e Mon Sep 17 00:00:00 2001
From: Johannes Stoelp <johannes.stoelp@gmail.com>
Date: Wed, 2 Aug 2023 00:19:41 +0200
Subject: timer: add assertions to test

---
 timer.h | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'timer.h')

diff --git a/timer.h b/timer.h
index ce0e629..15e0497 100644
--- a/timer.h
+++ b/timer.h
@@ -2,6 +2,7 @@
 #include <ctime>
 
 namespace timer {
+/// A minimal Linux watch clock.
 struct timer {
   constexpr timer() = default;
 
@@ -17,6 +18,10 @@ struct timer {
                (end.tv_nsec - m_start.tv_nsec);
   }
 
+  constexpr void reset() {
+    m_nanos = 0;
+  }
+
   constexpr double as_sec() const {
     return as_msec() / 1000.0;
   }
@@ -36,6 +41,8 @@ struct timer {
   std::uint64_t m_nanos{0};
 };
 
+/// A scoped timer to automatically start / stop a watch clock in the scope the
+/// scoped_timer lives.
 struct scoped_timer {
   explicit scoped_timer(timer& t) : m_timer(t) {
     m_timer.start();
-- 
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