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MapFailureClass

rama_http::layer::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,

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 + Send + Sync + 'static, F: FnOnce(C::FailureClass) -> NewClass + Send + Sync + 'static, NewClass: Send + Sync + 'static,

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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,

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) -> Self

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl<C: Debug, F: Debug> Debug for MapFailureClass<C, F>

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

Formats the value using the given formatter. Read more

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> UnsafeUnpin for MapFailureClass<C, F>
where C: UnsafeUnpin, F: UnsafeUnpin,

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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<'a, T, E> AsTaggedExplicit<'a, E> for T
where T: 'a,

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fn explicit(self, class: Class, tag: u32) -> TaggedParser<'a, Explicit, Self, E>

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impl<'a, T, E> AsTaggedImplicit<'a, E> for T
where T: 'a,

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fn implicit( self, class: Class, constructed: bool, tag: u32, ) -> TaggedParser<'a, Implicit, Self, E>

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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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where T: ?Sized,

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

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impl<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
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impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

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

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

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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

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where F: FnOnce(&Self) -> bool,

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where T: Sized + Policy<B, E>, P: Policy<B, E>,

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where T: Sized + Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow if either self or other returns Action::Follow. Read more
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const SHAPE: FieldShape<'static>

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Write value to writer
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const SHAPE: FieldShape<'static>

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The shape of values produced by this formatter. Read more
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fn format_value(writer: impl ValueWriter, value: &Box<V>)

Write value to writer
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where V: ToOwned + ?Sized, F: ValueFormatter<V> + ?Sized,

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const SHAPE: FieldShape<'static>

Available on non-metrique_require_explicit_impls only.
The shape of values produced by this formatter. Read more
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fn format_value(writer: impl ValueWriter, value: &Cow<'_, V>)

Write value to writer
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impl<V, F> ValueFormatter<Option<V>> for F
where F: ValueFormatter<V> + ?Sized,

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const SHAPE: FieldShape<'static>

Available on non-metrique_require_explicit_impls only.
The shape of values produced by this formatter. Read more
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fn format_value(writer: impl ValueWriter, value: &Option<V>)

Write value to writer
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