Struct columnation::CopyRegion

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

A vacuous region that just copies items.

Trait Implementations§

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impl<T> Default for CopyRegion<T>

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl<T: Copy> Region for CopyRegion<T>

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type Item = T

The type of item the region contains.
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unsafe fn copy(&mut self, item: &Self::Item) -> Self::Item

Add a new element to the region. Read more
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fn clear(&mut self)

Retain allocations but discard their contents. Read more
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fn reserve_items<'a, I>(&mut self, _items: I)
where Self: 'a, I: Iterator<Item = &'a Self::Item> + Clone,

Ensure that the region can absorb items without reallocation.
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fn reserve_regions<'a, I>(&mut self, _regions: I)
where Self: 'a, I: Iterator<Item = &'a Self> + Clone,

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fn heap_size(&self, _callback: impl FnMut(usize, usize))

Determine this region’s memory used and reserved capacity in bytes. Read more
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fn with_capacity_items<'a, I>(items: I) -> Self
where Self: 'a, I: Iterator<Item = &'a Self::Item> + Clone,

Allocate an instance of Self that can absorb items without reallocation.
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fn with_capacity_regions<'a, I>(regions: I) -> Self
where Self: 'a, I: Iterator<Item = &'a Self> + Clone,

Allocate an instance of Self that can absorb the items of regions without reallocation.

Auto Trait Implementations§

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impl<T> Freeze for CopyRegion<T>

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

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impl<T> Send for CopyRegion<T>
where T: Send,

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impl<T> Sync for CopyRegion<T>
where T: Sync,

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

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impl<T> UnwindSafe for CopyRegion<T>
where T: UnwindSafe,

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.