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mirror of https://github.com/open-telemetry/opentelemetry-go.git synced 2025-03-21 21:17:35 +02:00
Tyler Yahn f995380e58
Unify api/label and api/kv in new label package (#1060)
* Move `api/label` to `label`

* Move `api/kv` package contents into `label` package

* Unify label package name

* Move `api/internal/rawhelpers.go` to `internal`

* Propagate replacing `api/kv` with `label` pkg

* golint

* Fix over-aggressive change

* Update Changelog
2020-08-17 20:25:03 -07:00

59 lines
1.4 KiB
Go

// Copyright The OpenTelemetry Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package metric
import (
"context"
"go.opentelemetry.io/otel/label"
)
type NoopProvider struct{}
type noopInstrument struct{}
type noopBoundInstrument struct{}
type NoopSync struct{ noopInstrument }
type NoopAsync struct{ noopInstrument }
var _ Provider = NoopProvider{}
var _ SyncImpl = NoopSync{}
var _ BoundSyncImpl = noopBoundInstrument{}
var _ AsyncImpl = NoopAsync{}
func (NoopProvider) Meter(_ string, _ ...MeterOption) Meter {
return Meter{}
}
func (noopInstrument) Implementation() interface{} {
return nil
}
func (noopInstrument) Descriptor() Descriptor {
return Descriptor{}
}
func (noopBoundInstrument) RecordOne(context.Context, Number) {
}
func (noopBoundInstrument) Unbind() {
}
func (NoopSync) Bind([]label.KeyValue) BoundSyncImpl {
return noopBoundInstrument{}
}
func (NoopSync) RecordOne(context.Context, Number, []label.KeyValue) {
}