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RequestHandle

Enum RequestHandle 

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pub enum RequestHandle<Out> {
    Never,
    Once(Box<dyn FnOnce(Out) + Send>),
    Many(Box<dyn Fn(Out) -> Result<(), ()> + Send>),
}
Expand description

Resolve is a callback used to resolve an effect request and continue one of the capability Tasks running on the executor.

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Never

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Once(Box<dyn FnOnce(Out) + Send>)

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Many(Box<dyn Fn(Out) -> Result<(), ()> + Send>)

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impl<Output> RequestHandle<Output>

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pub fn resolve(&mut self, output: Output) -> Result<(), ResolveError>

Resolve the request with the given output.

§Errors

Returns an error if the request is not expected to be resolved.

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impl<Output> Resolvable<Output> for RequestHandle<Output>

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fn resolve(&mut self, output: Output) -> Result<(), ResolveError>

Resolve the request with the given output. Read more

Auto Trait Implementations§

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impl<Out> Freeze for RequestHandle<Out>

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impl<Out> !RefUnwindSafe for RequestHandle<Out>

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impl<Out> Send for RequestHandle<Out>

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impl<Out> !Sync for RequestHandle<Out>

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impl<Out> Unpin for RequestHandle<Out>

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impl<Out> UnsafeUnpin for RequestHandle<Out>

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impl<Out> !UnwindSafe for RequestHandle<Out>

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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> 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<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.