From d5e9c7fb5e0232356ab7fb8802078bc63079611c Mon Sep 17 00:00:00 2001
From: Howard Wu <9260812+howardwu@users.noreply.github.com>
Date: Tue, 19 Dec 2023 10:29:50 -0800
Subject: [PATCH 1/2] Updates the metrics with all types

---
 metrics/src/lib.rs | 62 ++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 60 insertions(+), 2 deletions(-)

diff --git a/metrics/src/lib.rs b/metrics/src/lib.rs
index 82665c1b55..83e9748539 100644
--- a/metrics/src/lib.rs
+++ b/metrics/src/lib.rs
@@ -20,13 +20,43 @@ pub mod committee {
     pub const TOTAL_STAKE: &str = "snarkvm_ledger_committee_total_stake";
 }
 
-/// Registers all metrics.
+/// Registers all snarkVM metrics.
 pub fn register_metrics() {
     for name in GAUGE_NAMES {
-        ::metrics::register_gauge!(name);
+        register_gauge(name);
     }
 }
 
+/******** Counter ********/
+
+/// Registers a counter with the given name.
+pub fn register_counter(name: &'static str) {
+    ::metrics::register_counter!(name);
+}
+
+/// Updates a counter with the given name to the given value.
+///
+/// Counters represent a single monotonic value, which means the value can only be incremented,
+/// not decremented, and always starts out with an initial value of zero.
+pub fn counter<V: Into<u64>>(name: &'static str, value: V) {
+    ::metrics::counter!(name, value.into());
+}
+
+/// Increments a counter with the given name by one.
+///
+/// Counters represent a single monotonic value, which means the value can only be incremented,
+/// not decremented, and always starts out with an initial value of zero.
+pub fn increment_counter(name: &'static str) {
+    ::metrics::increment_counter!(name);
+}
+
+/******** Gauge ********/
+
+/// Registers a gauge with the given name.
+pub fn register_gauge(name: &'static str) {
+    ::metrics::register_gauge!(name);
+}
+
 /// Updates a gauge with the given name to the given value.
 ///
 /// Gauges represent a single value that can go up or down over time,
@@ -34,3 +64,31 @@ pub fn register_metrics() {
 pub fn gauge<V: Into<f64>>(name: &'static str, value: V) {
     ::metrics::gauge!(name, value.into());
 }
+
+/// Increments a gauge with the given name by the given value.
+///
+/// Gauges represent a single value that can go up or down over time,
+/// and always starts out with an initial value of zero.
+pub fn increment_gauge<V: Into<f64>>(name: &'static str, value: V) {
+    ::metrics::increment_gauge!(name, value.into());
+}
+
+/// Decrements a gauge with the given name by the given value.
+///
+/// Gauges represent a single value that can go up or down over time,
+/// and always starts out with an initial value of zero.
+pub fn decrement_gauge<V: Into<f64>>(name: &'static str, value: V) {
+    ::metrics::decrement_gauge!(name, value.into());
+}
+
+/******** Histogram ********/
+
+/// Registers a histogram with the given name.
+pub fn register_histogram(name: &'static str) {
+    ::metrics::register_histogram!(name);
+}
+
+/// Updates a histogram with the given name to the given value.
+pub fn histogram<V: Into<f64>>(name: &'static str, value: V) {
+    ::metrics::histogram!(name, value.into());
+}

From f6aaf895b9336a249f612779d2c4b0eaa8f228e1 Mon Sep 17 00:00:00 2001
From: Howard Wu <9260812+howardwu@users.noreply.github.com>
Date: Tue, 19 Dec 2023 10:43:15 -0800
Subject: [PATCH 2/2] Make gauges names private

---
 metrics/src/lib.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/metrics/src/lib.rs b/metrics/src/lib.rs
index 83e9748539..4108fb9a86 100644
--- a/metrics/src/lib.rs
+++ b/metrics/src/lib.rs
@@ -14,7 +14,7 @@
 
 #![forbid(unsafe_code)]
 
-pub const GAUGE_NAMES: [&str; 1] = [committee::TOTAL_STAKE];
+const GAUGE_NAMES: [&str; 1] = [committee::TOTAL_STAKE];
 
 pub mod committee {
     pub const TOTAL_STAKE: &str = "snarkvm_ledger_committee_total_stake";