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descendent_annotations

vortex_array::expr::analysis::annotation

Function descendent_annotations 

Source 
pub fn descendent_annotations<'a, N, A>(
    expr: &'a N,
    annotate: A,
) -> Annotations<'a, A::Annotation, N>
where
    N: Node + Eq + Hash,
    A: AnnotationFn<N>,
Expand description

Walk the expression tree and annotate each expression with zero or more annotations.

Returns a map of each expression to all annotations that any of its descendent (child) expressions are annotated with.