AutoReleaseDispatcher

Struct AutoReleaseDispatcher 

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pub struct AutoReleaseDispatcher(/* private fields */);
Expand description

An owned reference to a driver runtime dispatcher that auto-releases when dropped. This gives you the best of both worlds of having an Arc<Dispatcher> and a DispatcherRef<'static> created by Dispatcher::release:

  • You can vend Weak-like pointers to it that will not cause memory access errors if used after the dispatcher has shut down, like an Arc.
  • You can tie its terminal lifetime to that of the driver itself.

This is particularly useful in tests.

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impl AutoReleaseDispatcher

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pub fn downgrade(&self) -> WeakDispatcher

Returns a weakened reference to this dispatcher. This weak reference will only be valid so long as the AutoReleaseDispatcher object that spawned it is alive, after which it will no longer be usable to spawn tasks on.

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impl Debug for AutoReleaseDispatcher

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

Formats the value using the given formatter. Read more
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impl Drop for AutoReleaseDispatcher

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fn drop(&mut self)

Executes the destructor for this type. Read more
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impl From<&AutoReleaseDispatcher> for WeakDispatcher

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fn from(value: &AutoReleaseDispatcher) -> WeakDispatcher

Converts to this type from the input type.
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impl From<Dispatcher> for AutoReleaseDispatcher

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fn from(dispatcher: Dispatcher) -> AutoReleaseDispatcher

Converts to this type from the input type.

Auto Trait Implementations§

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<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.