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WireAdapter

Struct WireAdapter 

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pub struct WireAdapter<Wire, Handler> { /* private fields */ }
Expand description

Adapts one direction-wide wire middleware to every generated typed phase.

Messages returned by the wrapped middleware are re-projected into the same phase-specific Message type. This provides a pass-through default for policies which inspect only selected wire families; a replacement which is illegal in the inferred phase is returned as an error.

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impl<Wire, Handler> WireAdapter<Wire, Handler>

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pub const fn new(handler: Handler) -> Self

Wraps direction-wide wire middleware for use at typed interception points.

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pub fn into_inner(self) -> Handler

Returns the wrapped wire middleware.

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impl<Role, Phase, Message, State, Wire, Handler> TypedMiddleware<Role, Phase, Message, State> for WireAdapter<Wire, Handler>
where Message: Into<Wire> + TryFrom<Wire, Error = Wire>, Handler: MessageMiddleware<Wire, State>,

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type Error = WireAdapterError<<Handler as MessageMiddleware<Wire, State>>::Error, Wire>

An error which prevents the message from continuing through the chain.
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async fn intercept_typed( &mut self, state: &mut State, message: Message, ) -> Result<Message, Self::Error>

Observes, mutates, or replaces one phase-legal message and may await while borrowing both the handler and caller-defined state. Read more

Auto Trait Implementations§

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impl<Wire, Handler> Freeze for WireAdapter<Wire, Handler>
where Handler: Freeze,

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impl<Wire, Handler> RefUnwindSafe for WireAdapter<Wire, Handler>
where Handler: RefUnwindSafe,

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impl<Wire, Handler> Send for WireAdapter<Wire, Handler>
where Handler: Send,

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impl<Wire, Handler> Sync for WireAdapter<Wire, Handler>
where Handler: Sync,

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impl<Wire, Handler> Unpin for WireAdapter<Wire, Handler>
where Handler: Unpin,

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impl<Wire, Handler> UnsafeUnpin for WireAdapter<Wire, Handler>
where Handler: UnsafeUnpin,

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impl<Wire, Handler> UnwindSafe for WireAdapter<Wire, Handler>
where Handler: UnwindSafe,

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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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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> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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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<Handler> MessageMiddlewareExt for Handler

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fn then<Next>(self, next: Next) -> Then<Self, Next>

Runs this value followed by next whenever both implement middleware for the intercepted message and state types.
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impl<T> Same for T

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type Output = T

Should always be Self
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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.