Struct apollo_router::layers::instrument::InstrumentLayer

pub struct InstrumentLayer<F, Request>
where
    F: Fn(&Request) -> Span,
{ /* private fields */ }

[Layer] for instrumentation. See ServiceBuilderExt::instrument().

Implementations

impl<F, Request> InstrumentLayer<F, Request>

where F: Fn(&Request) -> Span,

pub fn new(span_fn: F) -> InstrumentLayer<F, Request>

Trait Implementations

impl<F, S, Request> Layer<S> for InstrumentLayer<F, Request>

where S: Service<Request>, F: Fn(&Request) -> Span + Clone,

type Service = InstrumentService<F, S, Request>

The wrapped service

fn layer(&self, inner: S) -> Self::Service

Wrap the given service with the middleware, returning a new service that has been decorated with the middleware.