vortex_array/arrays/varbinview/
ops.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::arrays::{VarBinViewArray, VarBinViewVTable, varbin_scalar};
9use crate::vtable::{OperationsVTable, ValidityHelper};
10use crate::{ArrayRef, IntoArray};
11
12impl OperationsVTable<VarBinViewVTable> for VarBinViewVTable {
13    fn slice(array: &VarBinViewArray, range: Range<usize>) -> ArrayRef {
14        let views = array.views().slice(range.clone());
15
16        VarBinViewArray::new(
17            views,
18            array.buffers().clone(),
19            array.dtype().clone(),
20            array.validity().slice(range),
21        )
22        .into_array()
23    }
24
25    fn scalar_at(array: &VarBinViewArray, index: usize) -> Scalar {
26        varbin_scalar(array.bytes_at(index), array.dtype())
27    }
28}