From ff7642195b91f5e547d7bbf5802842f6d1aee655 Mon Sep 17 00:00:00 2001
From: Andrew Noyes <andrew@weaselab.dev>
Date: Sat, 30 Aug 2025 17:59:24 -0400
Subject: [PATCH] Make benchmark metric families global

---
 benchmarks/bench_metric.cpp | 20 ++++++--------------
 1 file changed, 6 insertions(+), 14 deletions(-)

diff --git a/benchmarks/bench_metric.cpp b/benchmarks/bench_metric.cpp
index 4fae4be..e829730 100644
--- a/benchmarks/bench_metric.cpp
+++ b/benchmarks/bench_metric.cpp
@@ -10,6 +10,12 @@
 #include <thread>
 #include <vector>
 
+metric::Family<metric::Gauge> gauge_family = metric::create_gauge("gauge", "");
+metric::Family<metric::Counter> counter_family =
+    metric::create_counter("counter", "");
+metric::Family<metric::Histogram> histogram_family = metric::create_histogram(
+    "histogram", "", metric::exponential_buckets(0.001, 5, 8));
+
 // High-contention benchmark setup
 struct ContentionEnvironment {
   // Background threads for contention
@@ -20,13 +26,6 @@ struct ContentionEnvironment {
   std::unique_ptr<std::latch> contention_latch;
   std::unique_ptr<std::latch> render_latch;
 
-  metric::Family<metric::Gauge> gauge_family =
-      metric::create_gauge("gauge", "");
-  metric::Family<metric::Counter> counter_family =
-      metric::create_counter("counter", "");
-  metric::Family<metric::Histogram> histogram_family = metric::create_histogram(
-      "histogram", "", metric::exponential_buckets(0.001, 5, 8));
-
   ContentionEnvironment() = default;
 
   void start_background_contention(int num_threads = 4) {
@@ -94,13 +93,6 @@ int main() {
   ankerl::nanobench::Bench bench;
   bench.title("WeaselDB Metrics Performance").unit("operation").warmup(1000);
 
-  metric::Family<metric::Gauge> gauge_family =
-      metric::create_gauge("gauge", "");
-  metric::Family<metric::Counter> counter_family =
-      metric::create_counter("counter", "");
-  metric::Family<metric::Histogram> histogram_family = metric::create_histogram(
-      "histogram", "", metric::exponential_buckets(0.001, 5, 8));
-
   auto counter = counter_family.create({});
   auto gauge = gauge_family.create({});
   auto histogram = histogram_family.create({});