Struct polars_plan::dsl::SpecialEq

pub struct SpecialEq<T>(/* private fields */);

Expand description

Wrapper type that has special equality properties depending on the inner type specialization

Implementations§

impl<T> SpecialEq<T>

pub fn new(val: T) -> Self

impl SpecialEq<Arc<dyn FunctionOutputField>>

pub fn same_type() -> Self

pub fn from_type(dt: DataType) -> Self

pub fn map_field<F: 'static + Fn(&Field) -> PolarsResult<Field> + Send + Sync>( f: F, ) -> Self

pub fn map_fields<F: 'static + Fn(&[Field]) -> PolarsResult<Field> + Send + Sync>( f: F, ) -> Self

pub fn map_dtype<F: 'static + Fn(&DataType) -> PolarsResult<DataType> + Send + Sync>( f: F, ) -> Self

pub fn float_type() -> Self

pub fn super_type() -> Self

pub fn map_dtypes<F>(f: F) -> Self
where F: 'static + Fn(&[&DataType]) -> PolarsResult<DataType> + Send + Sync,

Trait Implementations§

impl<T: Clone> Clone for SpecialEq<T>

fn clone(&self) -> SpecialEq<T>

Returns a copy of the value. Read more

1.0.0 · source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

impl<T> Debug for SpecialEq<T>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

impl Default for SpecialEq<Arc<dyn BinaryUdfOutputField>>

fn default() -> Self

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

impl Default for SpecialEq<Arc<dyn SeriesBinaryUdf>>

fn default() -> Self

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

impl<T> Deref for SpecialEq<T>

type Target = T

The resulting type after dereferencing.

fn deref(&self) -> &Self::Target

Dereferences the value.

impl<'a> Deserialize<'a> for SpecialEq<Arc<DslPlan>>

Available on crate feature serde only.

fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
where D: Deserializer<'a>,

Deserialize this value from the given Serde deserializer. Read more

impl<'a> Deserialize<'a> for SpecialEq<Arc<dyn SeriesUdf>>

Available on crate feature serde only.

fn deserialize<D>(_deserializer: D) -> Result<Self, D::Error>
where D: Deserializer<'a>,

Deserialize this value from the given Serde deserializer. Read more

impl<'a> Deserialize<'a> for SpecialEq<Series>

Available on crate feature serde only.

fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
where D: Deserializer<'a>,

Deserialize this value from the given Serde deserializer. Read more

impl From<BooleanFunction> for SpecialEq<Arc<dyn SeriesUdf>>

fn from(func: BooleanFunction) -> Self

Converts to this type from the input type.

impl From<CategoricalFunction> for SpecialEq<Arc<dyn SeriesUdf>>

Available on crate feature dtype-categorical only.

fn from(func: CategoricalFunction) -> Self

Converts to this type from the input type.

impl From<FunctionExpr> for SpecialEq<Arc<dyn SeriesUdf>>

fn from(func: FunctionExpr) -> Self

Converts to this type from the input type.

impl From<StringFunction> for SpecialEq<Arc<dyn SeriesUdf>>

Available on crate feature strings only.

fn from(func: StringFunction) -> Self

Converts to this type from the input type.

impl From<StructFunction> for SpecialEq<Arc<dyn SeriesUdf>>

Available on crate feature dtype-struct only.

fn from(func: StructFunction) -> Self

Converts to this type from the input type.

impl From<TemporalFunction> for SpecialEq<Arc<dyn SeriesUdf>>

Available on crate feature temporal only.

fn from(func: TemporalFunction) -> Self

Converts to this type from the input type.

impl<T: ?Sized> PartialEq for SpecialEq<Arc<T>>

fn eq(&self, other: &Self) -> bool

This method tests for self and other values to be equal, and is used by ==.

1.0.0 · source§

fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl PartialEq for SpecialEq<Series>

fn eq(&self, other: &Self) -> bool

This method tests for self and other values to be equal, and is used by ==.

1.0.0 · source§

fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Serialize for SpecialEq<Arc<DslPlan>>

Available on crate feature serde only.

fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where S: Serializer,

Serialize this value into the given Serde serializer. Read more

impl Serialize for SpecialEq<Arc<dyn SeriesUdf>>

Available on crate feature serde only.

fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where S: Serializer,

Serialize this value into the given Serde serializer. Read more

impl Serialize for SpecialEq<Series>

Available on crate feature serde only.

fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where S: Serializer,

Serialize this value into the given Serde serializer. Read more

Auto Trait Implementations§

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

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

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

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

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

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

Blanket Implementations§

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

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

Mutably borrows from an owned value. Read more

impl<T> CloneToUninit for T
where T: Clone,

default unsafe fn clone_to_uninit(&self, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dst. Read more

impl<T> DynClone for T
where T: Clone,

fn __clone_box(&self, _: Private) -> *mut ()

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

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

fn into(self) -> U

Calls U::from(self).

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

impl<T> IntoEither for T

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

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

impl<T> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

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

type Error = Infallible

The type returned in the event of a conversion error.

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

Performs the conversion.

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.

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

impl<T> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,

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