146 lines
2.6 KiB
Go
146 lines
2.6 KiB
Go
package meter
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import (
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"time"
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"github.com/unistack-org/micro/v3/metadata"
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)
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// NoopMeter is an noop implementation of Meter
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type noopMeter struct {
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opts Options
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md metadata.Metadata
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}
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// NewMeter returns a configured noop reporter:
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func NewMeter(opts ...Option) Meter {
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return &noopMeter{
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opts: NewOptions(opts...),
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}
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}
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// Init initialize options
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func (r *noopMeter) Init(opts ...Option) error {
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for _, o := range opts {
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o(&r.opts)
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}
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return nil
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}
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// Counter implements the Meter interface
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func (r *noopMeter) Counter(name string, md metadata.Metadata) Counter {
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return &noopCounter{}
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}
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// FloatCounter implements the Meter interface
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func (r *noopMeter) FloatCounter(name string, md metadata.Metadata) FloatCounter {
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return &noopFloatCounter{}
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}
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// Gauge implements the Meter interface
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func (r *noopMeter) Gauge(name string, f func() float64, md metadata.Metadata) Gauge {
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return &noopGauge{}
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}
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// Summary implements the Meter interface
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func (r *noopMeter) Summary(name string, md metadata.Metadata) Summary {
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return &noopSummary{}
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}
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// SummaryExt implements the Meter interface
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func (r *noopMeter) SummaryExt(name string, window time.Duration, quantiles []float64, md metadata.Metadata) Summary {
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return &noopSummary{}
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}
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// Histogram implements the Meter interface
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func (r *noopMeter) Histogram(name string, md metadata.Metadata) Histogram {
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return &noopHistogram{}
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}
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// Set implements the Meter interface
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func (r *noopMeter) Set(md metadata.Metadata) Meter {
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return &noopMeter{opts: r.opts, md: metadata.Copy(md)}
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}
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// Options implements the Meter interface
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func (r *noopMeter) Options() Options {
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return r.opts
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}
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// String implements the Meter interface
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func (r *noopMeter) String() string {
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return "noop"
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}
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type noopCounter struct{}
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func (r *noopCounter) Add(int) {
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}
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func (r *noopCounter) Dec() {
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}
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func (r *noopCounter) Get() uint64 {
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return 0
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}
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func (r *noopCounter) Inc() {
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}
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func (r *noopCounter) Set(uint64) {
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}
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type noopFloatCounter struct{}
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func (r *noopFloatCounter) Add(float64) {
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}
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func (r *noopFloatCounter) Get() float64 {
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return 0
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}
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func (r *noopFloatCounter) Set(float64) {
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}
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func (r *noopFloatCounter) Sub(float64) {
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}
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type noopGauge struct{}
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func (r *noopGauge) Get() float64 {
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return 0
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}
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type noopSummary struct{}
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func (r *noopSummary) Update(float64) {
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}
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func (r *noopSummary) UpdateDuration(time.Time) {
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}
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type noopHistogram struct{}
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func (r *noopHistogram) Reset() {
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}
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func (r *noopHistogram) Update(float64) {
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}
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func (r *noopHistogram) UpdateDuration(time.Time) {
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}
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//func (r *noopHistogram) VisitNonZeroBuckets(f func(vmrange string, count uint64)) {}
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