Struct polars_lazy::dsl::SpecialEq

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

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

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impl<T> SpecialEq<T>

pub fn new(val: T) -> SpecialEq<T>

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impl SpecialEq<Arc<dyn FunctionOutputField>>

pub fn same_type() -> SpecialEq<Arc<dyn FunctionOutputField>>

pub fn from_type(dt: DataType) -> SpecialEq<Arc<dyn FunctionOutputField>>

pub fn map_field<F>(f: F) -> SpecialEq<Arc<dyn FunctionOutputField>>
where F: 'static + Fn(&Field) -> Field + Send + Sync,

pub fn map_fields<F>(f: F) -> SpecialEq<Arc<dyn FunctionOutputField>>
where F: 'static + Fn(&[Field]) -> Field + Send + Sync,

pub fn map_dtype<F>(f: F) -> SpecialEq<Arc<dyn FunctionOutputField>>
where F: 'static + Fn(&DataType) -> DataType + Send + Sync,

pub fn float_type() -> SpecialEq<Arc<dyn FunctionOutputField>>

pub fn super_type() -> SpecialEq<Arc<dyn FunctionOutputField>>

pub fn map_dtypes<F>(f: F) -> SpecialEq<Arc<dyn FunctionOutputField>>
where F: 'static + Fn(&[&DataType]) -> DataType + Send + Sync,

Trait Implementations§

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

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

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<T> Debug for SpecialEq<T>

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

Formats the value using the given formatter. Read more
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impl Default for SpecialEq<Arc<dyn BinaryUdfOutputField>>

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fn default() -> SpecialEq<Arc<dyn BinaryUdfOutputField>>

Returns the “default value” for a type. Read more
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impl Default for SpecialEq<Arc<dyn FunctionOutputField>>

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fn default() -> SpecialEq<Arc<dyn FunctionOutputField>>

Returns the “default value” for a type. Read more
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impl Default for SpecialEq<Arc<dyn SeriesBinaryUdf>>

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fn default() -> SpecialEq<Arc<dyn SeriesBinaryUdf>>

Returns the “default value” for a type. Read more
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impl<T> Deref for SpecialEq<T>

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type Target = T

The resulting type after dereferencing.
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fn deref(&self) -> &<SpecialEq<T> as Deref>::Target

Dereferences the value.
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impl<'a> Deserialize<'a> for SpecialEq<Arc<LogicalPlan>>

Available on crate feature serde only.
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fn deserialize<D>( deserializer: D ) -> Result<SpecialEq<Arc<LogicalPlan>>, <D as Deserializer<'a>>::Error>
where D: Deserializer<'a>,

Deserialize this value from the given Serde deserializer. Read more
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impl<'a> Deserialize<'a> for SpecialEq<Arc<dyn SeriesUdf>>

Available on crate feature serde only.
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fn deserialize<D>( _deserializer: D ) -> Result<SpecialEq<Arc<dyn SeriesUdf>>, <D as Deserializer<'a>>::Error>
where D: Deserializer<'a>,

Deserialize this value from the given Serde deserializer. Read more
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impl<'a> Deserialize<'a> for SpecialEq<Series>

Available on crate feature serde only.
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fn deserialize<D>( deserializer: D ) -> Result<SpecialEq<Series>, <D as Deserializer<'a>>::Error>
where D: Deserializer<'a>,

Deserialize this value from the given Serde deserializer. Read more
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impl From<ArrayFunction> for SpecialEq<Arc<dyn SeriesUdf>>

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fn from(func: ArrayFunction) -> SpecialEq<Arc<dyn SeriesUdf>>

Converts to this type from the input type.
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impl From<BinaryFunction> for SpecialEq<Arc<dyn SeriesUdf>>

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fn from(func: BinaryFunction) -> SpecialEq<Arc<dyn SeriesUdf>>

Converts to this type from the input type.
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impl From<BooleanFunction> for SpecialEq<Arc<dyn SeriesUdf>>

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fn from(func: BooleanFunction) -> SpecialEq<Arc<dyn SeriesUdf>>

Converts to this type from the input type.
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impl From<BusinessFunction> for SpecialEq<Arc<dyn SeriesUdf>>

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fn from(func: BusinessFunction) -> SpecialEq<Arc<dyn SeriesUdf>>

Converts to this type from the input type.
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impl From<CategoricalFunction> for SpecialEq<Arc<dyn SeriesUdf>>

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fn from(func: CategoricalFunction) -> SpecialEq<Arc<dyn SeriesUdf>>

Converts to this type from the input type.
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impl From<FunctionExpr> for SpecialEq<Arc<dyn SeriesUdf>>

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fn from(func: FunctionExpr) -> SpecialEq<Arc<dyn SeriesUdf>>

Converts to this type from the input type.
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impl From<ListFunction> for SpecialEq<Arc<dyn SeriesUdf>>

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fn from(func: ListFunction) -> SpecialEq<Arc<dyn SeriesUdf>>

Converts to this type from the input type.
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impl From<RangeFunction> for SpecialEq<Arc<dyn SeriesUdf>>

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fn from(func: RangeFunction) -> SpecialEq<Arc<dyn SeriesUdf>>

Converts to this type from the input type.
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impl From<StringFunction> for SpecialEq<Arc<dyn SeriesUdf>>

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fn from(func: StringFunction) -> SpecialEq<Arc<dyn SeriesUdf>>

Converts to this type from the input type.
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impl From<StructFunction> for SpecialEq<Arc<dyn SeriesUdf>>

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fn from(func: StructFunction) -> SpecialEq<Arc<dyn SeriesUdf>>

Converts to this type from the input type.
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impl From<TemporalFunction> for SpecialEq<Arc<dyn SeriesUdf>>

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fn from(func: TemporalFunction) -> SpecialEq<Arc<dyn SeriesUdf>>

Converts to this type from the input type.
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impl<T> PartialEq for SpecialEq<Arc<T>>
where T: ?Sized,

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fn eq(&self, other: &SpecialEq<Arc<T>>) -> bool

This method tests for self and other values to be equal, and is used by ==.
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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.
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impl PartialEq for SpecialEq<Series>

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fn eq(&self, other: &SpecialEq<Series>) -> bool

This method tests for self and other values to be equal, and is used by ==.
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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.
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impl Serialize for SpecialEq<Arc<LogicalPlan>>

Available on crate feature serde only.
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fn serialize<S>( &self, serializer: S ) -> Result<<S as Serializer>::Ok, <S as Serializer>::Error>
where S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl Serialize for SpecialEq<Arc<dyn SeriesUdf>>

Available on crate feature serde only.
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fn serialize<S>( &self, serializer: S ) -> Result<<S as Serializer>::Ok, <S as Serializer>::Error>
where S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl Serialize for SpecialEq<Series>

Available on crate feature serde only.
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fn serialize<S>( &self, serializer: S ) -> Result<<S as Serializer>::Ok, <S as Serializer>::Error>
where S: Serializer,

Serialize this value into the given Serde serializer. Read more

Auto Trait Implementations§

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

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

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

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

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

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

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

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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> 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> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

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

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

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