mirror of
https://github.com/open-telemetry/opentelemetry-go.git
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3015c86cfd
* Avoid creating new references on WithDeferredSetup call
40 lines
1.4 KiB
Go
40 lines
1.4 KiB
Go
// Copyright The OpenTelemetry Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package migration // import "go.opentelemetry.io/otel/bridge/opentracing/migration"
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import (
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"context"
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)
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type doDeferredContextSetupType struct{}
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var (
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doDeferredContextSetupTypeKey = doDeferredContextSetupType{}
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doDeferredContextSetupTypeValue = doDeferredContextSetupType{}
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)
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// WithDeferredSetup returns a context that can tell the OpenTelemetry
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// tracer to skip the context setup in the Start() function.
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func WithDeferredSetup(ctx context.Context) context.Context {
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return context.WithValue(ctx, doDeferredContextSetupTypeKey, doDeferredContextSetupTypeValue)
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}
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// SkipContextSetup can tell the OpenTelemetry tracer to skip the
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// context setup during the span creation in the Start() function.
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func SkipContextSetup(ctx context.Context) bool {
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_, ok := ctx.Value(doDeferredContextSetupTypeKey).(doDeferredContextSetupType)
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return ok
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}
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