vortex_array/arrays/extension/compute/
min_max.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::{ExtensionArray, ExtensionVTable};
8use crate::compute::{self, MinMaxKernel, MinMaxKernelAdapter, MinMaxResult};
9use crate::register_kernel;
10
11impl MinMaxKernel for ExtensionVTable {
12    fn min_max(&self, array: &ExtensionArray) -> VortexResult<Option<MinMaxResult>> {
13        Ok(
14            compute::min_max(array.storage())?.map(|MinMaxResult { min, max }| MinMaxResult {
15                min: Scalar::extension(array.ext_dtype().clone(), min),
16                max: Scalar::extension(array.ext_dtype().clone(), max),
17            }),
18        )
19    }
20}
21
22register_kernel!(MinMaxKernelAdapter(ExtensionVTable).lift());