tower_http::classify

Struct MapFailureClass

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pub struct MapFailureClass<C, F> { /* private fields */ }
Expand description

Response classifier that transforms the failure class of some other classifier.

Created with ClassifyResponse::map_failure_class or ClassifyEos::map_failure_class.

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impl<C, F, NewClass> ClassifyEos for MapFailureClass<C, F>
where C: ClassifyEos, F: FnOnce(C::FailureClass) -> NewClass,

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type FailureClass = NewClass

The type of failure classifications.
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fn classify_eos( self, trailers: Option<&HeaderMap>, ) -> Result<(), Self::FailureClass>

Perform the classification from response trailers.
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fn classify_error<E>(self, error: &E) -> Self::FailureClass
where E: Display + 'static,

Classify an error. Read more
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fn map_failure_class<F, NewClass>(self, f: F) -> MapFailureClass<Self, F>
where Self: Sized, F: FnOnce(Self::FailureClass) -> NewClass,

Transform the failure classification using a function. Read more
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impl<C, F, NewClass> ClassifyResponse for MapFailureClass<C, F>
where C: ClassifyResponse, F: FnOnce(C::FailureClass) -> NewClass,

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type FailureClass = NewClass

The type returned when a response is classified as a failure. Read more
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type ClassifyEos = MapFailureClass<<C as ClassifyResponse>::ClassifyEos, F>

The type used to classify the response end of stream (EOS).
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fn classify_response<B>( self, res: &Response<B>, ) -> ClassifiedResponse<Self::FailureClass, Self::ClassifyEos>

Attempt to classify the beginning of a response. Read more
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fn classify_error<E>(self, error: &E) -> Self::FailureClass
where E: Display + 'static,

Classify an error. Read more
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fn map_failure_class<F, NewClass>(self, f: F) -> MapFailureClass<Self, F>
where Self: Sized, F: FnOnce(Self::FailureClass) -> NewClass,

Transform the failure classification using a function. Read more
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impl<C: Clone, F: Clone> Clone for MapFailureClass<C, F>

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fn clone(&self) -> MapFailureClass<C, F>

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<C, F> Debug for MapFailureClass<C, F>
where C: 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<C: Copy, F: Copy> Copy for MapFailureClass<C, F>

Auto Trait Implementations§

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impl<C, F> Freeze for MapFailureClass<C, F>
where C: Freeze, F: Freeze,

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impl<C, F> RefUnwindSafe for MapFailureClass<C, F>
where C: RefUnwindSafe, F: RefUnwindSafe,

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impl<C, F> Send for MapFailureClass<C, F>
where C: Send, F: Send,

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impl<C, F> Sync for MapFailureClass<C, F>
where C: Sync, F: Sync,

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impl<C, F> Unpin for MapFailureClass<C, F>
where C: Unpin, F: Unpin,

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impl<C, F> UnwindSafe for MapFailureClass<C, F>
where C: 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> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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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<T> PolicyExt for T
where T: ?Sized,

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fn and<P, B, E>(self, other: P) -> And<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Available on crate feature follow-redirect only.
Create a new Policy that returns Action::Follow only if self and other return Action::Follow. Read more
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fn or<P, B, E>(self, other: P) -> Or<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Available on crate feature follow-redirect only.
Create a new Policy that returns Action::Follow if either self or other returns Action::Follow. 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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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more