Structs§
- The future returned by the
DurationRecorderService. - A
Layerthat records the duration of requests in milliseconds. - A middleware that records the duration of requests in milliseconds.
 - A wrapper around a function that can be used to generate a key-value pair, make or enrich spans.
 - A no-op layer that has the request type bound.
 - A no-op service that has the request type bound.
 - A
Layerthat records the number of in-flight requests. - A middleware that records the number of in-flight requests.
 - The future returned by
InFlightCounterService - A simple static key-value pair.
 - A
Layerthat adds a trace context to the request. - A
Servicethat adds a trace context to the request. 
Traits§
- A trait for enriching a span with information a structure.
 - A trait for creating a span for a request.
 - Make metrics attributes from a type.
 
Functions§
- Enrich span from a function.
 - Make span from a function.