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SlabOrigin

Struct SlabOrigin 

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pub struct SlabOrigin<T, L: RawLock = RawMutex, const SLAB_SIZE: usize = DEFAULT_SLAB_ALLOCATOR_SLAB_SIZE, const TRACK_OBJECT_COUNT: bool = false> { /* private fields */ }
Expand description

A helper type to store the originating slab allocator for instanced allocations.

This type wraps Option<NonNull<SlabAllocator<...>>> and provides safe Send and Sync implementations, allowing the containing object to be shared across threads.

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impl<T, L: RawLock, const SLAB_SIZE: usize, const TRACK_OBJECT_COUNT: bool> SlabOrigin<T, L, SLAB_SIZE, TRACK_OBJECT_COUNT>

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pub const fn new() -> Self

Creates a new, uninitialized SlabOrigin.

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pub fn set( &mut self, origin: NonNull<SlabAllocator<T, L, SLAB_SIZE, TRACK_OBJECT_COUNT>>, )

Sets the origin allocator.

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pub fn get( &self, ) -> Option<NonNull<SlabAllocator<T, L, SLAB_SIZE, TRACK_OBJECT_COUNT>>>

Gets the origin allocator.

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impl<T, L: RawLock, const SLAB_SIZE: usize, const TRACK_OBJECT_COUNT: bool> Default for SlabOrigin<T, L, SLAB_SIZE, TRACK_OBJECT_COUNT>

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl<T, L: RawLock + Send, const SLAB_SIZE: usize, const TRACK_OBJECT_COUNT: bool> Send for SlabOrigin<T, L, SLAB_SIZE, TRACK_OBJECT_COUNT>

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impl<T, L: RawLock + Sync, const SLAB_SIZE: usize, const TRACK_OBJECT_COUNT: bool> Sync for SlabOrigin<T, L, SLAB_SIZE, TRACK_OBJECT_COUNT>

Auto Trait Implementations§

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impl<T, L, const SLAB_SIZE: usize, const TRACK_OBJECT_COUNT: bool> Freeze for SlabOrigin<T, L, SLAB_SIZE, TRACK_OBJECT_COUNT>

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impl<T, L = RawSyncMutex, const SLAB_SIZE: usize = DEFAULT_SLAB_ALLOCATOR_SLAB_SIZE, const TRACK_OBJECT_COUNT: bool = false> !RefUnwindSafe for SlabOrigin<T, L, SLAB_SIZE, TRACK_OBJECT_COUNT>

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impl<T, L, const SLAB_SIZE: usize, const TRACK_OBJECT_COUNT: bool> Unpin for SlabOrigin<T, L, SLAB_SIZE, TRACK_OBJECT_COUNT>

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impl<T, L, const SLAB_SIZE: usize, const TRACK_OBJECT_COUNT: bool> UnsafeUnpin for SlabOrigin<T, L, SLAB_SIZE, TRACK_OBJECT_COUNT>

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impl<T, L = RawSyncMutex, const SLAB_SIZE: usize = DEFAULT_SLAB_ALLOCATOR_SLAB_SIZE, const TRACK_OBJECT_COUNT: bool = false> !UnwindSafe for SlabOrigin<T, L, SLAB_SIZE, TRACK_OBJECT_COUNT>

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> Init<T> for T

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unsafe fn __init(self, slot: *mut T) -> Result<(), Infallible>

Initializes slot. Read more
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fn chain<F>(self, f: F) -> ChainInit<Self, F, T, E>
where F: FnOnce(&mut T) -> Result<(), E>,

First initializes the value using self then calls the function f with the initialized value. Read more
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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> PinInit<T> for T

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unsafe fn __pinned_init(self, slot: *mut T) -> Result<(), Infallible>

Initializes slot. Read more
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fn pin_chain<F>(self, f: F) -> ChainPinInit<Self, F, T, E>
where F: FnOnce(Pin<&mut T>) -> Result<(), E>,

First initializes the value using self then calls the function f with the initialized value. 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.