Michael McGuinness
b1f8ac453b
feat!: base template * first bit of templating * codeowners * linuxbased * restart * baseline project * add grpc api and basic integration test * startqueue * queueMsg * splitscripts * migrations * queueintegrationtest * gateway
68 lines
2.5 KiB
Go
68 lines
2.5 KiB
Go
package metrics
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import "context"
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// NopMeterProvider is a no-op metrics implementation.
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type NopMeterProvider struct{}
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var _ MeterProvider = (*NopMeterProvider)(nil)
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// Meter returns a meter which creates no-op instruments.
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func (NopMeterProvider) Meter(string, ...MeterOption) Meter {
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return nopMeter{}
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}
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type nopMeter struct{}
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var _ Meter = (*nopMeter)(nil)
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func (nopMeter) Int64Counter(string, ...InstrumentOption) (Int64Counter, error) {
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return nopInstrument[int64]{}, nil
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}
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func (nopMeter) Int64UpDownCounter(string, ...InstrumentOption) (Int64UpDownCounter, error) {
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return nopInstrument[int64]{}, nil
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}
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func (nopMeter) Int64Gauge(string, ...InstrumentOption) (Int64Gauge, error) {
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return nopInstrument[int64]{}, nil
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}
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func (nopMeter) Int64Histogram(string, ...InstrumentOption) (Int64Histogram, error) {
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return nopInstrument[int64]{}, nil
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}
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func (nopMeter) Int64AsyncCounter(string, Int64Callback, ...InstrumentOption) (AsyncInstrument, error) {
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return nopInstrument[int64]{}, nil
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}
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func (nopMeter) Int64AsyncUpDownCounter(string, Int64Callback, ...InstrumentOption) (AsyncInstrument, error) {
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return nopInstrument[int64]{}, nil
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}
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func (nopMeter) Int64AsyncGauge(string, Int64Callback, ...InstrumentOption) (AsyncInstrument, error) {
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return nopInstrument[int64]{}, nil
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}
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func (nopMeter) Float64Counter(string, ...InstrumentOption) (Float64Counter, error) {
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return nopInstrument[float64]{}, nil
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}
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func (nopMeter) Float64UpDownCounter(string, ...InstrumentOption) (Float64UpDownCounter, error) {
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return nopInstrument[float64]{}, nil
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}
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func (nopMeter) Float64Gauge(string, ...InstrumentOption) (Float64Gauge, error) {
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return nopInstrument[float64]{}, nil
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}
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func (nopMeter) Float64Histogram(string, ...InstrumentOption) (Float64Histogram, error) {
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return nopInstrument[float64]{}, nil
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}
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func (nopMeter) Float64AsyncCounter(string, Float64Callback, ...InstrumentOption) (AsyncInstrument, error) {
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return nopInstrument[float64]{}, nil
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}
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func (nopMeter) Float64AsyncUpDownCounter(string, Float64Callback, ...InstrumentOption) (AsyncInstrument, error) {
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return nopInstrument[float64]{}, nil
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}
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func (nopMeter) Float64AsyncGauge(string, Float64Callback, ...InstrumentOption) (AsyncInstrument, error) {
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return nopInstrument[float64]{}, nil
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}
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type nopInstrument[N any] struct{}
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func (nopInstrument[N]) Add(context.Context, N, ...RecordMetricOption) {}
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func (nopInstrument[N]) Sample(context.Context, N, ...RecordMetricOption) {}
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func (nopInstrument[N]) Record(context.Context, N, ...RecordMetricOption) {}
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func (nopInstrument[_]) Stop() {}
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