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crazy-max_diun/vendor/go.opentelemetry.io/otel/trace/context.go
dependabot[bot] e4418a3717
chore(deps): bump github.com/containers/image/v5 from 5.30.0 to 5.33.0
Bumps [github.com/containers/image/v5](https://github.com/containers/image) from 5.30.0 to 5.33.0.
- [Release notes](https://github.com/containers/image/releases)
- [Commits](https://github.com/containers/image/compare/v5.30.0...v5.33.0)

---
updated-dependencies:
- dependency-name: github.com/containers/image/v5
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
2024-12-15 10:57:13 +00:00

51 lines
1.8 KiB
Go

// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
package trace // import "go.opentelemetry.io/otel/trace"
import "context"
type traceContextKeyType int
const currentSpanKey traceContextKeyType = iota
// ContextWithSpan returns a copy of parent with span set as the current Span.
func ContextWithSpan(parent context.Context, span Span) context.Context {
return context.WithValue(parent, currentSpanKey, span)
}
// ContextWithSpanContext returns a copy of parent with sc as the current
// Span. The Span implementation that wraps sc is non-recording and performs
// no operations other than to return sc as the SpanContext from the
// SpanContext method.
func ContextWithSpanContext(parent context.Context, sc SpanContext) context.Context {
return ContextWithSpan(parent, nonRecordingSpan{sc: sc})
}
// ContextWithRemoteSpanContext returns a copy of parent with rsc set explicly
// as a remote SpanContext and as the current Span. The Span implementation
// that wraps rsc is non-recording and performs no operations other than to
// return rsc as the SpanContext from the SpanContext method.
func ContextWithRemoteSpanContext(parent context.Context, rsc SpanContext) context.Context {
return ContextWithSpanContext(parent, rsc.WithRemote(true))
}
// SpanFromContext returns the current Span from ctx.
//
// If no Span is currently set in ctx an implementation of a Span that
// performs no operations is returned.
func SpanFromContext(ctx context.Context) Span {
if ctx == nil {
return noopSpanInstance
}
if span, ok := ctx.Value(currentSpanKey).(Span); ok {
return span
}
return noopSpanInstance
}
// SpanContextFromContext returns the current Span's SpanContext.
func SpanContextFromContext(ctx context.Context) SpanContext {
return SpanFromContext(ctx).SpanContext()
}