Enum OptBitmapBuilder

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pub enum OptBitmapBuilder {
    AllTrue {
        bit_len: usize,
        bit_cap: usize,
    },
    MayHaveFalse(BitmapBuilder),
}
Expand description

A wrapper for BitmapBuilder that does not allocate until the first false is pushed. Less efficient if you know there are false values because it must check if it has allocated for each push.

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AllTrue

Fields

§bit_len: usize
§bit_cap: usize
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MayHaveFalse(BitmapBuilder)

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impl OptBitmapBuilder

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pub fn reserve(&mut self, additional: usize)

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pub fn extend_constant(&mut self, length: usize, value: bool)

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pub fn into_opt_validity(self) -> Option<Bitmap>

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pub fn subslice_extend_from_opt_validity( &mut self, bitmap: Option<&Bitmap>, start: usize, length: usize, )

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pub fn subslice_extend_each_repeated_from_opt_validity( &mut self, bitmap: Option<&Bitmap>, start: usize, length: usize, repeats: usize, )

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pub unsafe fn gather_extend_from_opt_validity( &mut self, bitmap: Option<&Bitmap>, idxs: &[IdxSize], )

§Safety

The indices must be in-bounds.

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pub fn opt_gather_extend_from_opt_validity( &mut self, bitmap: Option<&Bitmap>, idxs: &[IdxSize], length: usize, )

Trait Implementations§

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impl Default for OptBitmapBuilder

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fn default() -> Self

Returns the “default value” for a type. Read more

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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> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<T> Pointable for T

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const ALIGN: usize

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. 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.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V