Module util

Available on crate feature util only.

Expand description

Various utility types and functions that are generally used with Tower.

Modules§

backoff: This module contains generic backoff utilities to be used with the retry and limit layers.
rng: PRNG utilities for tower middleware.

Structs§

AndThen: Service returned by the and_then combinator.
AndThenLayer: A Layer that produces a AndThen service.
MapErr: Service returned by the map_err combinator.
MapErrLayer: A Layer that produces MapErr services.
MapRequest: Service returned by the MapRequest combinator.
MapRequestLayer: A Layer that produces MapRequest services.
MapResponse: Service returned by the map_response combinator.
MapResponseLayer: A Layer that produces a MapResponse service.
MapResult: Service returned by the map_result combinator.
MapResultLayer: A Layer that produces a MapResult service.
ServiceFn: A Service implemented by a closure.
Then: Service returned by the then combinator.
ThenLayer: A Layer that produces a Then service.

Enums§

Either: Combine two different service types into a single type.

Traits§

ServiceExt: An extension trait for Services that provides a variety of convenient adapters

Functions§

option_layer: Convert an Option<Layer> into a Layer.
service_fn: Returns a new ServiceFn with the given closure.