Apply Code Coverage Badge

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

README.md

@@ -1,5 +1,5 @@
 # VictoriaMetrics
-![Coverage](https://img.shields.io/badge/Coverage-46.9%25-yellow)
+![Coverage](https://img.shields.io/badge/Coverage-45.5%25-yellow)
 
 Wrappers are a form of middleware that can be used with go-micro services. They can wrap both the Client and Server handlers. 
 This plugin implements the HandlerWrapper interface to provide automatic prometheus metric handling

go.mod

@@ -6,7 +6,7 @@ toolchain go1.24.4
 
 require (
 	github.com/VictoriaMetrics/metrics v1.40.2
-	go.unistack.org/micro/v4 v4.1.22
+	go.unistack.org/micro/v4 v4.1.23
 )
 
 require (

go.sum

@@ -30,8 +30,8 @@ github.com/valyala/histogram v1.2.0 h1:wyYGAZZt3CpwUiIb9AU/Zbllg1llXyrtApRS815OL
 github.com/valyala/histogram v1.2.0/go.mod h1:Hb4kBwb4UxsaNbbbh+RRz8ZR6pdodR57tzWUS3BUzXY=
 go.unistack.org/micro-proto/v4 v4.1.0 h1:qPwL2n/oqh9RE3RTTDgt28XK3QzV597VugQPaw9lKUk=
 go.unistack.org/micro-proto/v4 v4.1.0/go.mod h1:ArmK7o+uFvxSY3dbJhKBBX4Pm1rhWdLEFf3LxBrMtec=
-go.unistack.org/micro/v4 v4.1.22 h1:CBRwTxj53gtFkQKyzUeoIad9LyyJaMCJDcsmzUwXHdI=
+go.unistack.org/micro/v4 v4.1.23 h1:T9O1O1mN60JHqIAIw+XkNik8xb0h90O9fJ55uQMb8VU=
-go.unistack.org/micro/v4 v4.1.22/go.mod h1:nlBXTbx0rQrSZX4HPp2m57PHmpuGPWUd0O+jpUIiPto=
+go.unistack.org/micro/v4 v4.1.23/go.mod h1:nlBXTbx0rQrSZX4HPp2m57PHmpuGPWUd0O+jpUIiPto=
 golang.org/x/net v0.35.0 h1:T5GQRQb2y08kTAByq9L4/bz8cipCdA8FbRTXewonqY8=
 golang.org/x/net v0.35.0/go.mod h1:EglIi67kWsHKlRzzVMUD93VMSWGFOMSZgxFjparz1Qk=
 golang.org/x/sys v0.37.0 h1:fdNQudmxPjkdUTPnLn5mdQv7Zwvbvpaxqs831goi9kQ=

victoriametrics.go

@@ -69,7 +69,14 @@ func (r *victoriametricsMeter) Gauge(name string, f func() float64, labels ...st
 
 func (r *victoriametricsMeter) Histogram(name string, labels ...string) meter.Histogram {
 	if r.prometheusCompat {
-		return r.set.GetOrCreatePrometheusHistogram(r.buildName(name, labels...))
+		return r.set.GetOrCreatePrometheusHistogramExt(r.buildName(name, labels...), r.opts.Quantiles)
+	}
+	return r.set.GetOrCreateHistogram(r.buildName(name, labels...))
+}
+
+func (r *victoriametricsMeter) HistogramExt(name string, quantiles []float64, labels ...string) meter.Histogram {
+	if r.prometheusCompat {
+		return r.set.GetOrCreatePrometheusHistogramExt(r.buildName(name, labels...), quantiles)
 	}
 	return r.set.GetOrCreateHistogram(r.buildName(name, labels...))
 }
@@ -98,6 +105,9 @@ func (r *victoriametricsMeter) Init(opts ...meter.Option) error {
 	if v, ok := r.opts.Context.Value(prometheusCompatKey{}).(bool); ok && v {
 		r.prometheusCompat = v
 	}
+	if r.opts.Quantiles == nil {
+		r.opts.Quantiles = meter.DefaultQuantiles
+	}
 	return nil
 }