vortex_array/arrays/varbinview/vtable/
operations.rs

1// SPDX-License-Identifier: Apache-2.0
2// SPDX-FileCopyrightText: Copyright the Vortex contributors
3
4use std::ops::Range;
5
6use vortex_scalar::Scalar;
7
8use crate::ArrayRef;
9use crate::IntoArray;
10use crate::arrays::VarBinViewArray;
11use crate::arrays::VarBinViewVTable;
12use crate::arrays::varbin_scalar;
13use crate::vtable::OperationsVTable;
14use crate::vtable::ValidityHelper;
15
16impl OperationsVTable<VarBinViewVTable> for VarBinViewVTable {
17    fn slice(array: &VarBinViewArray, range: Range<usize>) -> ArrayRef {
18        let views = array.views().slice(range.clone());
19
20        VarBinViewArray::new(
21            views,
22            array.buffers().clone(),
23            array.dtype().clone(),
24            array.validity().slice(range),
25        )
26        .into_array()
27    }
28
29    fn scalar_at(array: &VarBinViewArray, index: usize) -> Scalar {
30        varbin_scalar(array.bytes_at(index), array.dtype())
31    }
32}