Struct tower_http::classify::MapFailureClass

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

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

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

Trait Implementations

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

type FailureClass = NewClass

The type of failure classifications.

fn classify_eos(
    self,
    trailers: Option<&HeaderMap>
) -> Result<(), Self::FailureClass>

Perform the classification from response trailers.

fn classify_error<E>(self, error: &E) -> Self::FailureClasswhere
    E: Display + 'static,

Classify an error.

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.

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

type FailureClass = NewClass

The type returned when a response is classified as a failure.

type ClassifyEos = MapFailureClass<<C as ClassifyResponse>::ClassifyEos, F>

The type used to classify the response end of stream (EOS).

fn classify_response<B>(
    self,
    res: &Response<B>
) -> ClassifiedResponse<Self::FailureClass, Self::ClassifyEos>

Attempt to classify the beginning of a response.

fn classify_error<E>(self, error: &E) -> Self::FailureClasswhere
    E: Display + 'static,

Classify an error.

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.

impl<C: Clone, F: Clone> Clone for MapFailureClass<C, F>

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

Returns a copy of the value.

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

Performs copy-assignment from source.

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

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

Formats the value using the given formatter.

impl<C: Copy, F: Copy> Copy for MapFailureClass<C, F>