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vortex_array/arrays/slice/
slice_.rs

1// SPDX-License-Identifier: Apache-2.0
2// SPDX-FileCopyrightText: Copyright the Vortex contributors
3
4use std::ops::Range;
5
6use vortex_error::VortexResult;
7
8use crate::ArrayRef;
9use crate::IntoArray;
10use crate::arrays::SliceArray;
11use crate::arrays::SliceReduce;
12use crate::arrays::SliceVTable;
13
14impl SliceReduce for SliceVTable {
15    fn slice(array: &Self::Array, range: Range<usize>) -> VortexResult<Option<ArrayRef>> {
16        let inner_range = array.slice_range();
17
18        let combined_start = inner_range.start + range.start;
19        let combined_end = inner_range.start + range.end;
20
21        Ok(Some(
22            SliceArray::new(array.child().clone(), combined_start..combined_end).into_array(),
23        ))
24    }
25}