vortex_array/arrays/varbinview/
ops.rs

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