Update dependencies

vendor/github.com/aws/smithy-go/tracing/tracing.go

@@ -0,0 +1,95 @@
+// Package tracing defines tracing APIs to be used by Smithy clients.
+package tracing
+
+import (
+	"context"
+
+	"github.com/aws/smithy-go"
+)
+
+// SpanStatus records the "success" state of an observed span.
+type SpanStatus int
+
+// Enumeration of SpanStatus.
+const (
+	SpanStatusUnset SpanStatus = iota
+	SpanStatusOK
+	SpanStatusError
+)
+
+// SpanKind indicates the nature of the work being performed.
+type SpanKind int
+
+// Enumeration of SpanKind.
+const (
+	SpanKindInternal SpanKind = iota
+	SpanKindClient
+	SpanKindServer
+	SpanKindProducer
+	SpanKindConsumer
+)
+
+// TracerProvider is the entry point for creating client traces.
+type TracerProvider interface {
+	Tracer(scope string, opts ...TracerOption) Tracer
+}
+
+// TracerOption applies configuration to a tracer.
+type TracerOption func(o *TracerOptions)
+
+// TracerOptions represent configuration for tracers.
+type TracerOptions struct {
+	Properties smithy.Properties
+}
+
+// Tracer is the entry point for creating observed client Spans.
+//
+// Spans created by tracers propagate by existing on the Context. Consumers of
+// the API can use [GetSpan] to pull the active Span from a Context.
+//
+// Creation of child Spans is implicit through Context persistence. If
+// CreateSpan is called with a Context that holds a Span, the result will be a
+// child of that Span.
+type Tracer interface {
+	StartSpan(ctx context.Context, name string, opts ...SpanOption) (context.Context, Span)
+}
+
+// SpanOption applies configuration to a span.
+type SpanOption func(o *SpanOptions)
+
+// SpanOptions represent configuration for span events.
+type SpanOptions struct {
+	Kind       SpanKind
+	Properties smithy.Properties
+}
+
+// Span records a conceptually individual unit of work that takes place in a
+// Smithy client operation.
+type Span interface {
+	Name() string
+	Context() SpanContext
+	AddEvent(name string, opts ...EventOption)
+	SetStatus(status SpanStatus)
+	SetProperty(k, v any)
+	End()
+}
+
+// EventOption applies configuration to a span event.
+type EventOption func(o *EventOptions)
+
+// EventOptions represent configuration for span events.
+type EventOptions struct {
+	Properties smithy.Properties
+}
+
+// SpanContext uniquely identifies a Span.
+type SpanContext struct {
+	TraceID  string
+	SpanID   string
+	IsRemote bool
+}
+
+// IsValid is true when a span has nonzero trace and span IDs.
+func (ctx *SpanContext) IsValid() bool {
+	return len(ctx.TraceID) != 0 && len(ctx.SpanID) != 0
+}