Arc

Struct Arc 

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pub struct Arc<T> { /* private fields */ }
Expand description

A replacement for std::sync::Arc.

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impl<T> Arc<T>

Similar to std::sync::Arc. There is no weak count and thus no Weak struct. In accordance with the deferred reclamation scheme, the ref count of the pointed-to block may not immediately be decremented on drop.

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pub fn new(data: T) -> Self

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pub unsafe fn get_mut_unchecked(this: &mut Self) -> &mut T

§Safety

Since Guards may exist, there is no safe get_mut. It is the user’s responsibility to ensure that there are no other pointers to the same allocation.

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pub unsafe fn from_raw(ptr: *const T) -> Self

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pub fn ref_count(this: &Arc<T>) -> usize

Returns the number of strong (Arc or AtomicArc) pointers to this allocation.

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impl<T> Clone for Arc<T>

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fn clone(&self) -> Self

Returns a duplicate of the value. Read more
1.0.0 · Source§

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

Performs copy-assignment from source. Read more
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impl<T: 'static> CompareExchange<T, &Arc<T>> for AtomicArc<T>

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fn compare_exchange<C: Into<NonNull<T>>>( &self, current: Option<C>, new: Option<&Arc<T>>, ) -> Result<(), Option<Guard<'static, T>>>

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impl<T> Deref for Arc<T>

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type Target = T

The resulting type after dereferencing.
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fn deref(&self) -> &Self::Target

Dereferences the value.
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impl<T> Drop for Arc<T>

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fn drop(&mut self)

Executes the destructor for this type. Read more
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impl<'a, T> From<&Arc<T>> for Guard<'a, T>

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fn from(value: &Arc<T>) -> Self

Converts to this type from the input type.
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impl<T> From<&Arc<T>> for NonNull<T>

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fn from(value: &Arc<T>) -> Self

Converts to this type from the input type.
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impl<'a, T> From<&Guard<'a, T>> for Arc<T>

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fn from(value: &Guard<'a, T>) -> Self

Converts to this type from the input type.

Auto Trait Implementations§

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impl<T> Freeze for Arc<T>

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impl<T> RefUnwindSafe for Arc<T>
where T: RefUnwindSafe,

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impl<T> !Send for Arc<T>

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impl<T> !Sync for Arc<T>

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impl<T> Unpin for Arc<T>
where T: Unpin,

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impl<T> UnwindSafe for Arc<T>

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> 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, 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<P, T> Receiver for P
where P: Deref<Target = T> + ?Sized, T: ?Sized,

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type Target = T

🔬This is a nightly-only experimental API. (arbitrary_self_types)
The target type on which the method may be called.
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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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.