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vortex_array/arrays/extension/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::Extension;
10use crate::arrays::ExtensionArray;
11use crate::arrays::extension::ExtensionArrayExt;
12use crate::scalar_fn::fns::mask::Mask as MaskExpr;
13use crate::scalar_fn::fns::mask::MaskReduce;
14
15impl MaskReduce for Extension {
16    fn mask(array: ArrayView<'_, Extension>, mask: &ArrayRef) -> VortexResult<Option<ArrayRef>> {
17        let masked_storage =
18            MaskExpr::try_new(array.storage_array().clone(), mask.clone())?.into_array();
19        Ok(Some(
20            ExtensionArray::new(
21                array
22                    .ext_dtype()
23                    .with_nullability(masked_storage.dtype().nullability()),
24                masked_storage,
25            )
26            .into_array(),
27        ))
28    }
29}