Struct polars::prelude::NoNull

source ·
pub struct NoNull<T> { /* private fields */ }
Expand description

Just a wrapper structure. Useful for certain impl specializations This is for instance use to implement impl<T> FromIterator<T::Native> for NoNull<ChunkedArray<T>> as Option<T::Native> was already implemented: impl<T> FromIterator<Option<T::Native>> for ChunkedArray<T>

Implementations§

source§

impl<T> NoNull<T>

source

pub fn new(inner: T) -> NoNull<T>

source

pub fn into_inner(self) -> T

Trait Implementations§

source§

impl<T> Deref for NoNull<T>

§

type Target = T

The resulting type after dereferencing.
source§

fn deref(&self) -> &<NoNull<T> as Deref>::Target

Dereferences the value.
source§

impl<T> DerefMut for NoNull<T>

source§

fn deref_mut(&mut self) -> &mut <NoNull<T> as Deref>::Target

Mutably dereferences the value.
source§

impl<T> FromIterator<<T as PolarsNumericType>::Native> for NoNull<ChunkedArray<T>>

source§

fn from_iter<I>(iter: I) -> NoNull<ChunkedArray<T>>
where I: IntoIterator<Item = <T as PolarsNumericType>::Native>,

Creates a value from an iterator. Read more
source§

impl FromIterator<bool> for NoNull<ChunkedArray<BooleanType>>

source§

fn from_iter<I>(iter: I) -> NoNull<ChunkedArray<BooleanType>>
where I: IntoIterator<Item = bool>,

Creates a value from an iterator. Read more
source§

impl<T> FromIteratorReversed<<T as PolarsNumericType>::Native> for NoNull<ChunkedArray<T>>

source§

fn from_trusted_len_iter_rev<I>(iter: I) -> NoNull<ChunkedArray<T>>
where I: TrustedLen<Item = <T as PolarsNumericType>::Native>,

source§

impl FromIteratorReversed<bool> for NoNull<ChunkedArray<BooleanType>>

source§

fn from_trusted_len_iter_rev<I>(iter: I) -> NoNull<ChunkedArray<BooleanType>>
where I: TrustedLen<Item = bool>,

source§

impl<T> FromParallelIterator<<T as PolarsNumericType>::Native> for NoNull<ChunkedArray<T>>

source§

fn from_par_iter<I>(iter: I) -> NoNull<ChunkedArray<T>>
where I: IntoParallelIterator<Item = <T as PolarsNumericType>::Native>,

Creates an instance of the collection from the parallel iterator par_iter. Read more
source§

impl<T> FromTrustedLenIterator<<T as PolarsNumericType>::Native> for NoNull<ChunkedArray<T>>

source§

fn from_iter_trusted_length<I>(iter: I) -> NoNull<ChunkedArray<T>>
where I: IntoIterator<Item = <T as PolarsNumericType>::Native>, <I as IntoIterator>::IntoIter: TrustedLen,

source§

impl FromTrustedLenIterator<bool> for NoNull<ChunkedArray<BooleanType>>

Auto Trait Implementations§

§

impl<T> Freeze for NoNull<T>
where T: Freeze,

§

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

§

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

§

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

§

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

§

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

Blanket Implementations§

source§

impl<T> Any for T
where T: 'static + ?Sized,

source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
source§

impl<T> Borrow<T> for T
where T: ?Sized,

source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
source§

impl<T> BorrowMut<T> for T
where T: ?Sized,

source§

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
source§

impl<T> From<T> for T

source§

fn from(t: T) -> T

Returns the argument unchanged.

source§

impl<A, T, E> FromFallibleIterator<A, E> for T
where T: FromIterator<A>, E: Error,

source§

fn from_fallible_iter<F>(iter: F) -> Result<T, E>
where F: FallibleIterator<E, Item = A>,

source§

impl<T, U> Into<U> for T
where U: From<T>,

source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

source§

impl<T> IntoEither for T

source§

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
source§

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
§

impl<T> Pointable for T

§

const ALIGN: usize = _

The alignment of pointer.
§

type Init = T

The type for initializers.
§

unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
§

unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
§

unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
§

unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
source§

impl<T, U> TryFrom<U> for T
where U: Into<T>,

§

type Error = Infallible

The type returned in the event of a conversion error.
source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
source§

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

§

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
§

impl<V, T> VZip<V> for T
where V: MultiLane<T>,

§

fn vzip(self) -> V