ExtractTraceparent extracts the traceparent header from the context.

InitTracer sets up a tracer provider with a sampler and resource attributes, and optionally registers a Zipkin exporter and batcher.

SetAsyncResultStatus sets the status of the span based on the result and adds an exception event if the result contains an error.

StartConsumerSpan creates a new span with SpanKindConsumer for dequeing async operations.

StartCustomSpan creates a new span with the given name, tracer name and attributes and returns a context and the span.

StartProducerSpan creates a new span with SpanKindProducer for enqueuing async operations.

WithTraceparent creates a new context with the given traceparent string.

BackendTracerName represents the name of backend tracer name.

FrontendTracerName represents the name of frontend tracer name.

Options represents the trace options.

Service implements the hosting.Service interface for the tracer.

ZipkinOptions represents zipkin trace provider options.