Struct Layer

pub struct Layer<S, R, G = fn(_: &S) -> Span>
where
    G: GetSpan<S>,
    S: Service<R>,
{ /* private fields */ }

Available on crate feature tower-layer only.

Trait Implementations

impl<S, R, G> Clone for Layer<S, R, G>

where G: GetSpan<S> + Clone, S: Service<R>,

fn clone(&self) -> Self

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<S, R: Debug, G> Debug for Layer<S, R, G>

where G: GetSpan<S> + Debug, S: Service<R> + Debug,

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<S, R, G> Layer<S> for Layer<S, R, G>

where G: GetSpan<S>, S: Service<R>,

type Service = Service<S>

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.