Trait rama::http::layer::trace::OnResponse
pub trait OnResponse<B>: Send + Sync + 'static {
// Required method
fn on_response(self, response: &Response<B>, latency: Duration, span: &Span);
}
Expand description
Trait used to tell Trace
what to do when a response has been produced.
See the module docs for details on exactly when the
on_response
callback is called.
Required Methods§
fn on_response(self, response: &Response<B>, latency: Duration, span: &Span)
fn on_response(self, response: &Response<B>, latency: Duration, span: &Span)
Do the thing.
latency
is the duration since the request was received.
span
is the tracing
Span
, corresponding to this request, produced by the closure
passed to TraceLayer::make_span_with
. It can be used to record field values
that weren’t known when the span was created.