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Published: Oct 8, 2020 License: Apache-2.0 Imports: 5 Imported by: 0

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Constants

This section is empty.

Variables

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var ErrMetricKindMismatch = fmt.Errorf(
	"A metric was already registered by this name with another kind or number type")

ErrMetricKindMismatch is the standard error for mismatched metric instrument definitions.

Functions

func Compatible

func Compatible(candidate, existing metric.Descriptor) bool

Compatible determines whether two metric.Descriptors are considered the same for the purpose of uniqueness checking.

func NewMetricKindMismatchError

func NewMetricKindMismatchError(desc metric.Descriptor) error

NewMetricKindMismatchError formats an error that describes a mismatched metric instrument definition.

func NewUniqueInstrumentMeterImpl

func NewUniqueInstrumentMeterImpl(impl metric.MeterImpl) metric.MeterImpl

NewUniqueInstrumentMeterImpl returns a wrapped metric.MeterImpl with the addition of uniqueness checking.

Types

type MeterProvider added in v0.12.0

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

MeterProvider is a standard MeterProvider for wrapping `MeterImpl`

func NewMeterProvider added in v0.12.0

func NewMeterProvider(impl metric.MeterImpl) *MeterProvider

NewMeterProvider returns a new provider that implements instrument name-uniqueness checking.

func (*MeterProvider) Meter added in v0.12.0

func (p *MeterProvider) Meter(instrumentationName string, opts ...metric.MeterOption) metric.Meter

Meter implements MeterProvider.

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