metrics

Documentation

Index

• type Map
• type Metrics
  • func New(m Map) *Metrics
  • func (m *Metrics) NewCounter(name string) func(delta uint64)
  • func (m *Metrics) NewGauge(name string) func(value float64)

Types

type Map

type Map interface {
	// Add adds a new metric to the map.
	Add(key string, delta int64)

	// AddFloat adds a new metric to the map.
	AddFloat(key string, delta float64)

	// Get gets a Var from the Map.
	Get(key string) expvar.Var
}

Map stores the desired metrics.

type Metrics

type Metrics struct {
	// contains filtered or unexported fields
}

Metrics stores health metrics for the process. It has a gauge and counter metrics.

func New

func New(m Map) *Metrics

New returns a new Metrics.

func (*Metrics) NewCounter

func (m *Metrics) NewCounter(name string) func(delta uint64)

NewCounter returns a func to be used increment the counter total.

func (*Metrics) NewGauge

func (m *Metrics) NewGauge(name string) func(value float64)

NewGauge returns a func to be used to set the value of a gauge metric.