{"ast_node_type":"function","tokens":[{"end":80,"kind":"keyword","start":0,"text":"pub(crate)"}]}
    pub(crate) fn contains_points(&self, sup_region: N, sub_region: N) -> bool {
    /// `sub_region` contains. Ignores universal regions.
        if let Some(sub_row) = self.points.row(sub_region) {