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ManualFinalizerReceipt

Struct ManualFinalizerReceipt 

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pub struct ManualFinalizerReceipt { /* private fields */ }
Expand description

One-shot accounting token for a finalizer handed to an external driver.

The driver must execute or otherwise retire the associated Finalizer, then pass this receipt to RuntimeState::complete_manual_finalizer or RuntimeState::abandon_manual_finalizer. Dropping an unsettled receipt is fail-closed: the owning region remains in Finalizing, and no lower finalizer can be handed out.

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impl ManualFinalizerReceipt

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pub const fn region_id(&self) -> RegionId

Returns the region that owns the externally driven finalizer.

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pub const fn finalizer_id(&self) -> u64

Returns the runtime-local identifier of the externally driven finalizer.

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pub const fn is_settled(&self) -> bool

Returns whether this receipt has already been completed or abandoned.

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impl Debug for ManualFinalizerReceipt

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

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

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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: NoopSpan) -> Self

Instruments this future with a span (no-op when disabled).
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fn in_current_span(self) -> Self

Instruments this future with the current span (no-op when disabled).
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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> Read<Exclusive, BecauseExclusive> for T
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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
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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<V, T> VZip<V> for T
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fn vzip(self) -> V