metrics

Documentation

Overview

Package metrics contains utilities to assist with exposing Prometheus metrics.

Index

• type CounterVec
• type NopCounter
  • func (c *NopCounter) Add(_ float64)
  • func (c *NopCounter) Inc()
• type NopCounterVec
  • func (v *NopCounterVec) With(_ prometheus.Labels) prometheus.Counter

Types

type CounterVec

type CounterVec interface {
	// With returns a counter with the supplied labels.
	With(prometheus.Labels) prometheus.Counter
}

CounterVec is a a subset of the functionality of a prometheus.CounterVec.

type NopCounter

type NopCounter struct {
	prometheus.Counter
}

A NopCounter is a no-op implementation of a Prometheus counter.

func (*NopCounter) Add

func (c *NopCounter) Add(_ float64)

Add does nothing.

func (*NopCounter) Inc

func (c *NopCounter) Inc()

Inc does nothing.

type NopCounterVec

type NopCounterVec struct {
	CounterVec
}

A NopCounterVec is a no-op implementation of CounterVec.

func (*NopCounterVec) With

func (v *NopCounterVec) With(_ prometheus.Labels) prometheus.Counter

With returns its underlying CounterVec.