Module export 

Span exporters for grafOS distributed tracing.

• NullExporter: Collects spans in memory for test assertions.
• SpanExporter: Trait for pluggable export backends.

Structs

NullExporter

A test exporter that collects spans in memory.

Traits

SpanExporter

Trait for exporting completed spans.

Functions

emit_span

Emit one completed ResourceSpan to the process-wide exporter.

flush_global_span_exporter

Flush the process-wide span exporter when one has been installed.

set_global_span_exporter

Install a process-wide span exporter.