Function combine_input_nulls

datafusion/functions-nested/src/extract.rs:599–611

Combine null bitmaps from all slice inputs into a single mask.

(
    array: &dyn Array,
    from_array: &Int64Array,
    to_array: &Int64Array,
    stride: Option<&Int64Array>,
)

/// Combine null bitmaps from all slice inputs into a single mask.
fn combine_input_nulls(
    array: &dyn Array,
    from_array: &Int64Array,
    to_array: &Int64Array,
    stride: Option<&Int64Array>,
) -> Option<NullBuffer> {
    NullBuffer::union_many([
        array.nulls(),
        from_array.nulls(),
        to_array.nulls(),
        stride.and_then(|s| s.nulls()),
    ])
}

fn general_array_slice<O: OffsetSizeTrait>(
    array: &GenericListArray<O>,