vortex_array/arrays/list/vtable/
array.rs

1// SPDX-License-Identifier: Apache-2.0
2// SPDX-FileCopyrightText: Copyright the Vortex contributors
3
4use vortex_dtype::DType;
5
6use crate::arrays::{ListArray, ListVTable};
7use crate::stats::StatsSetRef;
8use crate::vtable::ArrayVTable;
9
10impl ArrayVTable<ListVTable> for ListVTable {
11    fn len(array: &ListArray) -> usize {
12        array.offsets.len().saturating_sub(1)
13    }
14
15    fn dtype(array: &ListArray) -> &DType {
16        &array.dtype
17    }
18
19    fn stats(array: &ListArray) -> StatsSetRef<'_> {
20        array.stats_set.to_ref(array.as_ref())
21    }
22}