axum::error_handling

Struct HandleError

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pub struct HandleError<S, F, T> { /* private fields */ }
Expand description

A Service adapter that handles errors by converting them into responses.

See module docs for more details on axum’s error handling model.

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impl<S, F, T> HandleError<S, F, T>

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pub fn new(inner: S, f: F) -> Self

Create a new HandleError.

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impl<S, F, T> Clone for HandleError<S, F, T>
where S: Clone, F: Clone,

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fn clone(&self) -> Self

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<S, F, E> Debug for HandleError<S, F, E>
where S: Debug,

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

Formats the value using the given formatter. Read more
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impl<S, F, B, Fut, Res> Service<Request<B>> for HandleError<S, F, ()>
where S: Service<Request<B>> + Clone + Send + 'static, S::Response: IntoResponse + Send, S::Error: Send, S::Future: Send, F: FnOnce(S::Error) -> Fut + Clone + Send + 'static, Fut: Future<Output = Res> + Send, Res: IntoResponse, B: Send + 'static,

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type Response = Response<Body>

Responses given by the service.
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type Error = Infallible

Errors produced by the service.
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type Future = HandleErrorFuture

The future response value.
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fn poll_ready(&mut self, _: &mut Context<'_>) -> Poll<Result<(), Self::Error>>

Returns Poll::Ready(Ok(())) when the service is able to process requests. Read more
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fn call(&mut self, req: Request<B>) -> Self::Future

Process the request and return the response asynchronously. Read more
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impl<S, F, B, Res, Fut, T1> Service<Request<B>> for HandleError<S, F, (T1,)>
where S: Service<Request<B>> + Clone + Send + 'static, S::Response: IntoResponse + Send, S::Error: Send, S::Future: Send, F: FnOnce(T1, S::Error) -> Fut + Clone + Send + 'static, Fut: Future<Output = Res> + Send, Res: IntoResponse, T1: FromRequestParts<()> + Send, B: Send + 'static,

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type Response = Response<Body>

Responses given by the service.
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type Error = Infallible

Errors produced by the service.
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type Future = HandleErrorFuture

The future response value.
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fn poll_ready(&mut self, _: &mut Context<'_>) -> Poll<Result<(), Self::Error>>

Returns Poll::Ready(Ok(())) when the service is able to process requests. Read more
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fn call(&mut self, req: Request<B>) -> Self::Future

Process the request and return the response asynchronously. Read more
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impl<S, F, B, Res, Fut, T1, T2> Service<Request<B>> for HandleError<S, F, (T1, T2)>
where S: Service<Request<B>> + Clone + Send + 'static, S::Response: IntoResponse + Send, S::Error: Send, S::Future: Send, F: FnOnce(T1, T2, S::Error) -> Fut + Clone + Send + 'static, Fut: Future<Output = Res> + Send, Res: IntoResponse, T1: FromRequestParts<()> + Send, T2: FromRequestParts<()> + Send, B: Send + 'static,

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type Response = Response<Body>

Responses given by the service.
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type Error = Infallible

Errors produced by the service.
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type Future = HandleErrorFuture

The future response value.
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fn poll_ready(&mut self, _: &mut Context<'_>) -> Poll<Result<(), Self::Error>>

Returns Poll::Ready(Ok(())) when the service is able to process requests. Read more
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fn call(&mut self, req: Request<B>) -> Self::Future

Process the request and return the response asynchronously. Read more
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impl<S, F, B, Res, Fut, T1, T2, T3> Service<Request<B>> for HandleError<S, F, (T1, T2, T3)>
where S: Service<Request<B>> + Clone + Send + 'static, S::Response: IntoResponse + Send, S::Error: Send, S::Future: Send, F: FnOnce(T1, T2, T3, S::Error) -> Fut + Clone + Send + 'static, Fut: Future<Output = Res> + Send, Res: IntoResponse, T1: FromRequestParts<()> + Send, T2: FromRequestParts<()> + Send, T3: FromRequestParts<()> + Send, B: Send + 'static,

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type Response = Response<Body>

Responses given by the service.
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type Error = Infallible

Errors produced by the service.
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type Future = HandleErrorFuture

The future response value.
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fn poll_ready(&mut self, _: &mut Context<'_>) -> Poll<Result<(), Self::Error>>

Returns Poll::Ready(Ok(())) when the service is able to process requests. Read more
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fn call(&mut self, req: Request<B>) -> Self::Future

Process the request and return the response asynchronously. Read more
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impl<S, F, B, Res, Fut, T1, T2, T3, T4> Service<Request<B>> for HandleError<S, F, (T1, T2, T3, T4)>
where S: Service<Request<B>> + Clone + Send + 'static, S::Response: IntoResponse + Send, S::Error: Send, S::Future: Send, F: FnOnce(T1, T2, T3, T4, S::Error) -> Fut + Clone + Send + 'static, Fut: Future<Output = Res> + Send, Res: IntoResponse, T1: FromRequestParts<()> + Send, T2: FromRequestParts<()> + Send, T3: FromRequestParts<()> + Send, T4: FromRequestParts<()> + Send, B: Send + 'static,

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type Response = Response<Body>

Responses given by the service.
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type Error = Infallible

Errors produced by the service.
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type Future = HandleErrorFuture

The future response value.
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fn poll_ready(&mut self, _: &mut Context<'_>) -> Poll<Result<(), Self::Error>>

Returns Poll::Ready(Ok(())) when the service is able to process requests. Read more
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fn call(&mut self, req: Request<B>) -> Self::Future

Process the request and return the response asynchronously. Read more
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impl<S, F, B, Res, Fut, T1, T2, T3, T4, T5> Service<Request<B>> for HandleError<S, F, (T1, T2, T3, T4, T5)>
where S: Service<Request<B>> + Clone + Send + 'static, S::Response: IntoResponse + Send, S::Error: Send, S::Future: Send, F: FnOnce(T1, T2, T3, T4, T5, S::Error) -> Fut + Clone + Send + 'static, Fut: Future<Output = Res> + Send, Res: IntoResponse, T1: FromRequestParts<()> + Send, T2: FromRequestParts<()> + Send, T3: FromRequestParts<()> + Send, T4: FromRequestParts<()> + Send, T5: FromRequestParts<()> + Send, B: Send + 'static,

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type Response = Response<Body>

Responses given by the service.
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type Error = Infallible

Errors produced by the service.
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type Future = HandleErrorFuture

The future response value.
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fn poll_ready(&mut self, _: &mut Context<'_>) -> Poll<Result<(), Self::Error>>

Returns Poll::Ready(Ok(())) when the service is able to process requests. Read more
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fn call(&mut self, req: Request<B>) -> Self::Future

Process the request and return the response asynchronously. Read more
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impl<S, F, B, Res, Fut, T1, T2, T3, T4, T5, T6> Service<Request<B>> for HandleError<S, F, (T1, T2, T3, T4, T5, T6)>
where S: Service<Request<B>> + Clone + Send + 'static, S::Response: IntoResponse + Send, S::Error: Send, S::Future: Send, F: FnOnce(T1, T2, T3, T4, T5, T6, S::Error) -> Fut + Clone + Send + 'static, Fut: Future<Output = Res> + Send, Res: IntoResponse, T1: FromRequestParts<()> + Send, T2: FromRequestParts<()> + Send, T3: FromRequestParts<()> + Send, T4: FromRequestParts<()> + Send, T5: FromRequestParts<()> + Send, T6: FromRequestParts<()> + Send, B: Send + 'static,

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type Response = Response<Body>

Responses given by the service.
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type Error = Infallible

Errors produced by the service.
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type Future = HandleErrorFuture

The future response value.
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fn poll_ready(&mut self, _: &mut Context<'_>) -> Poll<Result<(), Self::Error>>

Returns Poll::Ready(Ok(())) when the service is able to process requests. Read more
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fn call(&mut self, req: Request<B>) -> Self::Future

Process the request and return the response asynchronously. Read more
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impl<S, F, B, Res, Fut, T1, T2, T3, T4, T5, T6, T7> Service<Request<B>> for HandleError<S, F, (T1, T2, T3, T4, T5, T6, T7)>
where S: Service<Request<B>> + Clone + Send + 'static, S::Response: IntoResponse + Send, S::Error: Send, S::Future: Send, F: FnOnce(T1, T2, T3, T4, T5, T6, T7, S::Error) -> Fut + Clone + Send + 'static, Fut: Future<Output = Res> + Send, Res: IntoResponse, T1: FromRequestParts<()> + Send, T2: FromRequestParts<()> + Send, T3: FromRequestParts<()> + Send, T4: FromRequestParts<()> + Send, T5: FromRequestParts<()> + Send, T6: FromRequestParts<()> + Send, T7: FromRequestParts<()> + Send, B: Send + 'static,

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type Response = Response<Body>

Responses given by the service.
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type Error = Infallible

Errors produced by the service.
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type Future = HandleErrorFuture

The future response value.
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fn poll_ready(&mut self, _: &mut Context<'_>) -> Poll<Result<(), Self::Error>>

Returns Poll::Ready(Ok(())) when the service is able to process requests. Read more
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fn call(&mut self, req: Request<B>) -> Self::Future

Process the request and return the response asynchronously. Read more
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impl<S, F, B, Res, Fut, T1, T2, T3, T4, T5, T6, T7, T8> Service<Request<B>> for HandleError<S, F, (T1, T2, T3, T4, T5, T6, T7, T8)>
where S: Service<Request<B>> + Clone + Send + 'static, S::Response: IntoResponse + Send, S::Error: Send, S::Future: Send, F: FnOnce(T1, T2, T3, T4, T5, T6, T7, T8, S::Error) -> Fut + Clone + Send + 'static, Fut: Future<Output = Res> + Send, Res: IntoResponse, T1: FromRequestParts<()> + Send, T2: FromRequestParts<()> + Send, T3: FromRequestParts<()> + Send, T4: FromRequestParts<()> + Send, T5: FromRequestParts<()> + Send, T6: FromRequestParts<()> + Send, T7: FromRequestParts<()> + Send, T8: FromRequestParts<()> + Send, B: Send + 'static,

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type Response = Response<Body>

Responses given by the service.
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type Error = Infallible

Errors produced by the service.
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type Future = HandleErrorFuture

The future response value.
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fn poll_ready(&mut self, _: &mut Context<'_>) -> Poll<Result<(), Self::Error>>

Returns Poll::Ready(Ok(())) when the service is able to process requests. Read more
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fn call(&mut self, req: Request<B>) -> Self::Future

Process the request and return the response asynchronously. Read more
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impl<S, F, B, Res, Fut, T1, T2, T3, T4, T5, T6, T7, T8, T9> Service<Request<B>> for HandleError<S, F, (T1, T2, T3, T4, T5, T6, T7, T8, T9)>
where S: Service<Request<B>> + Clone + Send + 'static, S::Response: IntoResponse + Send, S::Error: Send, S::Future: Send, F: FnOnce(T1, T2, T3, T4, T5, T6, T7, T8, T9, S::Error) -> Fut + Clone + Send + 'static, Fut: Future<Output = Res> + Send, Res: IntoResponse, T1: FromRequestParts<()> + Send, T2: FromRequestParts<()> + Send, T3: FromRequestParts<()> + Send, T4: FromRequestParts<()> + Send, T5: FromRequestParts<()> + Send, T6: FromRequestParts<()> + Send, T7: FromRequestParts<()> + Send, T8: FromRequestParts<()> + Send, T9: FromRequestParts<()> + Send, B: Send + 'static,

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type Response = Response<Body>

Responses given by the service.
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type Error = Infallible

Errors produced by the service.
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type Future = HandleErrorFuture

The future response value.
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fn poll_ready(&mut self, _: &mut Context<'_>) -> Poll<Result<(), Self::Error>>

Returns Poll::Ready(Ok(())) when the service is able to process requests. Read more
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fn call(&mut self, req: Request<B>) -> Self::Future

Process the request and return the response asynchronously. Read more
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impl<S, F, B, Res, Fut, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10> Service<Request<B>> for HandleError<S, F, (T1, T2, T3, T4, T5, T6, T7, T8, T9, T10)>
where S: Service<Request<B>> + Clone + Send + 'static, S::Response: IntoResponse + Send, S::Error: Send, S::Future: Send, F: FnOnce(T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, S::Error) -> Fut + Clone + Send + 'static, Fut: Future<Output = Res> + Send, Res: IntoResponse, T1: FromRequestParts<()> + Send, T2: FromRequestParts<()> + Send, T3: FromRequestParts<()> + Send, T4: FromRequestParts<()> + Send, T5: FromRequestParts<()> + Send, T6: FromRequestParts<()> + Send, T7: FromRequestParts<()> + Send, T8: FromRequestParts<()> + Send, T9: FromRequestParts<()> + Send, T10: FromRequestParts<()> + Send, B: Send + 'static,

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type Response = Response<Body>

Responses given by the service.
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type Error = Infallible

Errors produced by the service.
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type Future = HandleErrorFuture

The future response value.
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fn poll_ready(&mut self, _: &mut Context<'_>) -> Poll<Result<(), Self::Error>>

Returns Poll::Ready(Ok(())) when the service is able to process requests. Read more
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fn call(&mut self, req: Request<B>) -> Self::Future

Process the request and return the response asynchronously. Read more
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impl<S, F, B, Res, Fut, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11> Service<Request<B>> for HandleError<S, F, (T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11)>
where S: Service<Request<B>> + Clone + Send + 'static, S::Response: IntoResponse + Send, S::Error: Send, S::Future: Send, F: FnOnce(T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, S::Error) -> Fut + Clone + Send + 'static, Fut: Future<Output = Res> + Send, Res: IntoResponse, T1: FromRequestParts<()> + Send, T2: FromRequestParts<()> + Send, T3: FromRequestParts<()> + Send, T4: FromRequestParts<()> + Send, T5: FromRequestParts<()> + Send, T6: FromRequestParts<()> + Send, T7: FromRequestParts<()> + Send, T8: FromRequestParts<()> + Send, T9: FromRequestParts<()> + Send, T10: FromRequestParts<()> + Send, T11: FromRequestParts<()> + Send, B: Send + 'static,

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type Response = Response<Body>

Responses given by the service.
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type Error = Infallible

Errors produced by the service.
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type Future = HandleErrorFuture

The future response value.
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fn poll_ready(&mut self, _: &mut Context<'_>) -> Poll<Result<(), Self::Error>>

Returns Poll::Ready(Ok(())) when the service is able to process requests. Read more
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fn call(&mut self, req: Request<B>) -> Self::Future

Process the request and return the response asynchronously. Read more
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impl<S, F, B, Res, Fut, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12> Service<Request<B>> for HandleError<S, F, (T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12)>
where S: Service<Request<B>> + Clone + Send + 'static, S::Response: IntoResponse + Send, S::Error: Send, S::Future: Send, F: FnOnce(T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, S::Error) -> Fut + Clone + Send + 'static, Fut: Future<Output = Res> + Send, Res: IntoResponse, T1: FromRequestParts<()> + Send, T2: FromRequestParts<()> + Send, T3: FromRequestParts<()> + Send, T4: FromRequestParts<()> + Send, T5: FromRequestParts<()> + Send, T6: FromRequestParts<()> + Send, T7: FromRequestParts<()> + Send, T8: FromRequestParts<()> + Send, T9: FromRequestParts<()> + Send, T10: FromRequestParts<()> + Send, T11: FromRequestParts<()> + Send, T12: FromRequestParts<()> + Send, B: Send + 'static,

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type Response = Response<Body>

Responses given by the service.
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type Error = Infallible

Errors produced by the service.
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type Future = HandleErrorFuture

The future response value.
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fn poll_ready(&mut self, _: &mut Context<'_>) -> Poll<Result<(), Self::Error>>

Returns Poll::Ready(Ok(())) when the service is able to process requests. Read more
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fn call(&mut self, req: Request<B>) -> Self::Future

Process the request and return the response asynchronously. Read more
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impl<S, F, B, Res, Fut, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13> Service<Request<B>> for HandleError<S, F, (T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13)>
where S: Service<Request<B>> + Clone + Send + 'static, S::Response: IntoResponse + Send, S::Error: Send, S::Future: Send, F: FnOnce(T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, S::Error) -> Fut + Clone + Send + 'static, Fut: Future<Output = Res> + Send, Res: IntoResponse, T1: FromRequestParts<()> + Send, T2: FromRequestParts<()> + Send, T3: FromRequestParts<()> + Send, T4: FromRequestParts<()> + Send, T5: FromRequestParts<()> + Send, T6: FromRequestParts<()> + Send, T7: FromRequestParts<()> + Send, T8: FromRequestParts<()> + Send, T9: FromRequestParts<()> + Send, T10: FromRequestParts<()> + Send, T11: FromRequestParts<()> + Send, T12: FromRequestParts<()> + Send, T13: FromRequestParts<()> + Send, B: Send + 'static,

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type Response = Response<Body>

Responses given by the service.
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type Error = Infallible

Errors produced by the service.
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type Future = HandleErrorFuture

The future response value.
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fn poll_ready(&mut self, _: &mut Context<'_>) -> Poll<Result<(), Self::Error>>

Returns Poll::Ready(Ok(())) when the service is able to process requests. Read more
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fn call(&mut self, req: Request<B>) -> Self::Future

Process the request and return the response asynchronously. Read more
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impl<S, F, B, Res, Fut, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14> Service<Request<B>> for HandleError<S, F, (T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14)>
where S: Service<Request<B>> + Clone + Send + 'static, S::Response: IntoResponse + Send, S::Error: Send, S::Future: Send, F: FnOnce(T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, S::Error) -> Fut + Clone + Send + 'static, Fut: Future<Output = Res> + Send, Res: IntoResponse, T1: FromRequestParts<()> + Send, T2: FromRequestParts<()> + Send, T3: FromRequestParts<()> + Send, T4: FromRequestParts<()> + Send, T5: FromRequestParts<()> + Send, T6: FromRequestParts<()> + Send, T7: FromRequestParts<()> + Send, T8: FromRequestParts<()> + Send, T9: FromRequestParts<()> + Send, T10: FromRequestParts<()> + Send, T11: FromRequestParts<()> + Send, T12: FromRequestParts<()> + Send, T13: FromRequestParts<()> + Send, T14: FromRequestParts<()> + Send, B: Send + 'static,

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type Response = Response<Body>

Responses given by the service.
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type Error = Infallible

Errors produced by the service.
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type Future = HandleErrorFuture

The future response value.
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fn poll_ready(&mut self, _: &mut Context<'_>) -> Poll<Result<(), Self::Error>>

Returns Poll::Ready(Ok(())) when the service is able to process requests. Read more
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fn call(&mut self, req: Request<B>) -> Self::Future

Process the request and return the response asynchronously. Read more
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impl<S, F, B, Res, Fut, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15> Service<Request<B>> for HandleError<S, F, (T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15)>
where S: Service<Request<B>> + Clone + Send + 'static, S::Response: IntoResponse + Send, S::Error: Send, S::Future: Send, F: FnOnce(T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, S::Error) -> Fut + Clone + Send + 'static, Fut: Future<Output = Res> + Send, Res: IntoResponse, T1: FromRequestParts<()> + Send, T2: FromRequestParts<()> + Send, T3: FromRequestParts<()> + Send, T4: FromRequestParts<()> + Send, T5: FromRequestParts<()> + Send, T6: FromRequestParts<()> + Send, T7: FromRequestParts<()> + Send, T8: FromRequestParts<()> + Send, T9: FromRequestParts<()> + Send, T10: FromRequestParts<()> + Send, T11: FromRequestParts<()> + Send, T12: FromRequestParts<()> + Send, T13: FromRequestParts<()> + Send, T14: FromRequestParts<()> + Send, T15: FromRequestParts<()> + Send, B: Send + 'static,

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type Response = Response<Body>

Responses given by the service.
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type Error = Infallible

Errors produced by the service.
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type Future = HandleErrorFuture

The future response value.
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fn poll_ready(&mut self, _: &mut Context<'_>) -> Poll<Result<(), Self::Error>>

Returns Poll::Ready(Ok(())) when the service is able to process requests. Read more
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fn call(&mut self, req: Request<B>) -> Self::Future

Process the request and return the response asynchronously. Read more
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impl<S, F, B, Res, Fut, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16> Service<Request<B>> for HandleError<S, F, (T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16)>
where S: Service<Request<B>> + Clone + Send + 'static, S::Response: IntoResponse + Send, S::Error: Send, S::Future: Send, F: FnOnce(T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, S::Error) -> Fut + Clone + Send + 'static, Fut: Future<Output = Res> + Send, Res: IntoResponse, T1: FromRequestParts<()> + Send, T2: FromRequestParts<()> + Send, T3: FromRequestParts<()> + Send, T4: FromRequestParts<()> + Send, T5: FromRequestParts<()> + Send, T6: FromRequestParts<()> + Send, T7: FromRequestParts<()> + Send, T8: FromRequestParts<()> + Send, T9: FromRequestParts<()> + Send, T10: FromRequestParts<()> + Send, T11: FromRequestParts<()> + Send, T12: FromRequestParts<()> + Send, T13: FromRequestParts<()> + Send, T14: FromRequestParts<()> + Send, T15: FromRequestParts<()> + Send, T16: FromRequestParts<()> + Send, B: Send + 'static,

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type Response = Response<Body>

Responses given by the service.
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type Error = Infallible

Errors produced by the service.
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type Future = HandleErrorFuture

The future response value.
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fn poll_ready(&mut self, _: &mut Context<'_>) -> Poll<Result<(), Self::Error>>

Returns Poll::Ready(Ok(())) when the service is able to process requests. Read more
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fn call(&mut self, req: Request<B>) -> Self::Future

Process the request and return the response asynchronously. Read more

Auto Trait Implementations§

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impl<S, F, T> Freeze for HandleError<S, F, T>
where S: Freeze, F: Freeze,

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impl<S, F, T> RefUnwindSafe for HandleError<S, F, T>
where S: RefUnwindSafe, F: RefUnwindSafe,

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impl<S, F, T> Send for HandleError<S, F, T>
where S: Send, F: Send,

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impl<S, F, T> Sync for HandleError<S, F, T>
where S: Sync, F: Sync,

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impl<S, F, T> Unpin for HandleError<S, F, T>
where S: Unpin, F: Unpin,

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impl<S, F, T> UnwindSafe for HandleError<S, F, T>
where S: UnwindSafe, F: UnwindSafe,

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dst: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> FromRef<T> for T
where T: Clone,

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fn from_ref(input: &T) -> T

Converts to this type from a reference to the input type.
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<S, R> ServiceExt<R> for S
where S: Service<R>,

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fn into_make_service(self) -> IntoMakeService<S>

Convert this service into a MakeService, that is a Service whose response is another service. Read more
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fn handle_error<F, T>(self, f: F) -> HandleError<Self, F, T>

Convert this service into a HandleError, that will handle errors by converting them into responses. Read more
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impl<T, Request> ServiceExt<Request> for T
where T: Service<Request> + ?Sized,

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fn ready(&mut self) -> Ready<'_, Self, Request>
where Self: Sized,

Yields a mutable reference to the service when it is ready to accept a request.
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fn ready_oneshot(self) -> ReadyOneshot<Self, Request>
where Self: Sized,

Yields the service when it is ready to accept a request.
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fn oneshot(self, req: Request) -> Oneshot<Self, Request>
where Self: Sized,

Consume this Service, calling it with the provided request once it is ready.
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fn call_all<S>(self, reqs: S) -> CallAll<Self, S>
where Self: Sized, S: Stream<Item = Request>,

Process all requests from the given Stream, and produce a Stream of their responses. Read more
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fn and_then<F>(self, f: F) -> AndThen<Self, F>
where Self: Sized, F: Clone,

Executes a new future after this service’s future resolves. This does not alter the behaviour of the poll_ready method. Read more
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fn map_response<F, Response>(self, f: F) -> MapResponse<Self, F>
where Self: Sized, F: FnOnce(Self::Response) -> Response + Clone,

Maps this service’s response value to a different value. This does not alter the behaviour of the poll_ready method. Read more
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fn map_err<F, Error>(self, f: F) -> MapErr<Self, F>
where Self: Sized, F: FnOnce(Self::Error) -> Error + Clone,

Maps this service’s error value to a different value. This does not alter the behaviour of the poll_ready method. Read more
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fn map_result<F, Response, Error>(self, f: F) -> MapResult<Self, F>
where Self: Sized, Error: From<Self::Error>, F: FnOnce(Result<Self::Response, Self::Error>) -> Result<Response, Error> + Clone,

Maps this service’s result type (Result<Self::Response, Self::Error>) to a different value, regardless of whether the future succeeds or fails. Read more
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fn map_request<F, NewRequest>(self, f: F) -> MapRequest<Self, F>
where Self: Sized, F: FnMut(NewRequest) -> Request,

Composes a function in front of the service. Read more
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fn then<F, Response, Error, Fut>(self, f: F) -> Then<Self, F>
where Self: Sized, Error: From<Self::Error>, F: FnOnce(Result<Self::Response, Self::Error>) -> Fut + Clone, Fut: Future<Output = Result<Response, Error>>,

Composes an asynchronous function after this service. Read more
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fn map_future<F, Fut, Response, Error>(self, f: F) -> MapFuture<Self, F>
where Self: Sized, F: FnMut(Self::Future) -> Fut, Error: From<Self::Error>, Fut: Future<Output = Result<Response, Error>>,

Composes a function that transforms futures produced by the service. Read more
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fn boxed(self) -> BoxService<Request, Self::Response, Self::Error>
where Self: Sized + Send + 'static, Self::Future: Send + 'static,

Convert the service into a Service + Send trait object. Read more
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fn boxed_clone(self) -> BoxCloneService<Request, Self::Response, Self::Error>
where Self: Sized + Clone + Send + 'static, Self::Future: Send + 'static,

Convert the service into a Service + Clone + Send trait object. Read more
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.

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Note: Unable to compute type layout, possibly due to this type having generic parameters. Layout can only be computed for concrete, fully-instantiated types.