Skip to main content

vortex_array/arrays/varbinview/compute/
slice.rs

1// SPDX-License-Identifier: Apache-2.0
2// SPDX-FileCopyrightText: Copyright the Vortex contributors
3
4use std::ops::Range;
5use std::sync::Arc;
6
7use vortex_error::VortexResult;
8
9use crate::ArrayRef;
10use crate::IntoArray;
11use crate::array::ArrayView;
12use crate::arrays::VarBinView;
13use crate::arrays::VarBinViewArray;
14use crate::arrays::slice::SliceReduce;
15use crate::arrays::varbinview::BinaryView;
16
17impl SliceReduce for VarBinView {
18    fn slice(array: ArrayView<'_, Self>, range: Range<usize>) -> VortexResult<Option<ArrayRef>> {
19        Ok(Some(
20            VarBinViewArray::new_handle(
21                array
22                    .views_handle()
23                    .slice_typed::<BinaryView>(range.clone()),
24                Arc::clone(array.data_buffers()),
25                array.dtype().clone(),
26                array.validity()?.slice(range)?,
27            )
28            .into_array(),
29        ))
30    }
31}