polars_plan::plans::visitor

Struct IRNode

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pub struct IRNode { /* private fields */ }

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impl IRNode

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pub fn new(node: Node) -> Self

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pub fn node(&self) -> Node

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pub fn replace_node(&mut self, node: Node)

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pub fn replace(&mut self, ae: IR, arena: &mut Arena<IR>)

Replace the current Node with a new IR.

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pub fn to_alp<'a>(&self, arena: &'a Arena<IR>) -> &'a IR

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pub fn to_alp_mut<'a>(&mut self, arena: &'a mut Arena<IR>) -> &'a mut IR

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pub fn assign(&mut self, ir_node: IR, arena: &mut Arena<IR>)

Trait Implementations§

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impl Clone for IRNode

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fn clone(&self) -> IRNode

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 Debug for IRNode

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

Formats the value using the given formatter. Read more
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impl TreeWalker for IRNode

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type Arena = (Arena<IR>, Arena<AExpr>)

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fn apply_children<F: FnMut(&Self, &Self::Arena) -> PolarsResult<VisitRecursion>>( &self, op: &mut F, arena: &Self::Arena, ) -> PolarsResult<VisitRecursion>

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fn map_children<F: FnMut(Self, &mut Self::Arena) -> PolarsResult<Self>>( self, op: &mut F, arena: &mut Self::Arena, ) -> PolarsResult<Self>

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fn visit<V: Visitor<Node = Self, Arena = Self::Arena>>( &self, visitor: &mut V, arena: &Self::Arena, ) -> PolarsResult<VisitRecursion>

Walks all nodes in depth-first-order.
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fn rewrite<R: RewritingVisitor<Node = Self, Arena = Self::Arena>>( self, rewriter: &mut R, arena: &mut Self::Arena, ) -> PolarsResult<Self>

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impl Copy for IRNode

Auto Trait Implementations§

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impl Freeze for IRNode

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impl RefUnwindSafe for IRNode

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impl Send for IRNode

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impl Sync for IRNode

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impl Unpin for IRNode

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impl UnwindSafe for IRNode

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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dst: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. 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> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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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> 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> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more
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impl<T> ErasedDestructor for T
where T: 'static,

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impl<T> MaybeSendSync for T

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