From 5dfcc76ce813fdecbe600c7436483a94e76b2b29 Mon Sep 17 00:00:00 2001
From: Vasiliy Tolstov <v.tolstov@unistack.org>
Date: Mon, 22 Sep 2025 09:52:17 +0300
Subject: [PATCH] meter: add Unregister metric

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
---
 meter/meter.go | 2 ++
 meter/noop.go  | 4 ++++
 2 files changed, 6 insertions(+)

diff --git a/meter/meter.go b/meter/meter.go
index 9062efae..9741b7fa 100644
--- a/meter/meter.go
+++ b/meter/meter.go
@@ -59,6 +59,8 @@ type Meter interface {
 	Options() Options
 	// String return meter type
 	String() string
+	// Unregister metric name and drop all data
+	Unregister(name string, labels ...string) bool
 }
 
 // Counter is a counter
diff --git a/meter/noop.go b/meter/noop.go
index a65c558b..f6d2ea0d 100644
--- a/meter/noop.go
+++ b/meter/noop.go
@@ -28,6 +28,10 @@ func (r *noopMeter) Name() string {
 	return r.opts.Name
 }
 
+func (r *noopMeter) Unregister(name string, labels ...string) bool {
+	return true
+}
+
 // Init initialize options
 func (r *noopMeter) Init(opts ...Option) error {
 	for _, o := range opts {