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vortex_array/arrays/union/compute/
mask.rs

1// SPDX-License-Identifier: Apache-2.0
2// SPDX-FileCopyrightText: Copyright the Vortex contributors
3
4use vortex_error::VortexResult;
5
6use crate::ArrayRef;
7use crate::IntoArray;
8use crate::array::ArrayView;
9use crate::arrays::Union;
10use crate::arrays::UnionArray;
11use crate::arrays::union::UnionArrayExt;
12use crate::builtins::ArrayBuiltins;
13use crate::scalar_fn::fns::mask::MaskReduce;
14
15impl MaskReduce for Union {
16    fn mask(array: ArrayView<'_, Union>, mask: &ArrayRef) -> VortexResult<Option<ArrayRef>> {
17        UnionArray::try_new(
18            array.type_ids().clone().mask(mask.clone())?,
19            array.variants().clone(),
20            array.children(),
21        )
22        .map(|a| Some(a.into_array()))
23    }
24}