38 lines
993 B
Go
38 lines
993 B
Go
|
// Package discard provides a no-op metrics backend.
|
||
|
|
package discard
|
||
|
|
|
||
|
|
import "github.com/go-kit/kit/metrics"
|
||
|
|
|
||
|
|
type counter struct{}
|
||
|
|
|
||
|
|
// NewCounter returns a new no-op counter.
|
||
|
|
func NewCounter() metrics.Counter { return counter{} }
|
||
|
|
|
||
|
|
// With implements Counter.
|
||
|
|
func (c counter) With(labelValues ...string) metrics.Counter { return c }
|
||
|
|
|
||
|
|
// Add implements Counter.
|
||
|
|
func (c counter) Add(delta float64) {}
|
||
|
|
|
||
|
|
type gauge struct{}
|
||
|
|
|
||
|
|
// NewGauge returns a new no-op gauge.
|
||
|
|
func NewGauge() metrics.Gauge { return gauge{} }
|
||
|
|
|
||
|
|
// With implements Gauge.
|
||
|
|
func (g gauge) With(labelValues ...string) metrics.Gauge { return g }
|
||
|
|
|
||
|
|
// Set implements Gauge.
|
||
|
|
func (g gauge) Set(value float64) {}
|
||
|
|
|
||
|
|
type histogram struct{}
|
||
|
|
|
||
|
|
// NewHistogram returns a new no-op histogram.
|
||
|
|
func NewHistogram() metrics.Histogram { return histogram{} }
|
||
|
|
|
||
|
|
// With implements Histogram.
|
||
|
|
func (h histogram) With(labelValues ...string) metrics.Histogram { return h }
|
||
|
|
|
||
|
|
// Observe implements histogram.
|
||
|
|
func (h histogram) Observe(value float64) {}
|