rustc_arena

Struct ArenaChunk

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pub(crate) struct ArenaChunk<T = u8> {
    pub(crate) storage: NonNull<[MaybeUninit<T>]>,
    pub(crate) entries: usize,
}

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§storage: NonNull<[MaybeUninit<T>]>

The raw storage for the arena chunk.

§entries: usize

The number of valid entries in the chunk.

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impl<T> ArenaChunk<T>

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pub(crate) unsafe fn new(capacity: usize) -> ArenaChunk<T>

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pub(crate) unsafe fn destroy(&mut self, len: usize)

Destroys this arena chunk.

§Safety

The caller must ensure that len elements of this chunk have been initialized.

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pub(crate) fn start(&mut self) -> *mut T

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pub(crate) fn end(&mut self) -> *mut T

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impl<T> Drop for ArenaChunk<T>

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fn drop(&mut self)

Executes the destructor for this type. Read more

Auto Trait Implementations§

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impl<T> Freeze for ArenaChunk<T>

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

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impl<T = u8> !Send for ArenaChunk<T>

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impl<T = u8> !Sync for ArenaChunk<T>

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impl<T> Unpin for ArenaChunk<T>

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impl<T> UnwindSafe for ArenaChunk<T>
where T: RefUnwindSafe,

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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.

Layout§

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 24 bytes