{"ast_node_type":"variable","tokens":[{"end":73,"kind":"keyword","start":0,"text":"let"}]}
        let (start, end) = inclusive_start_end(range, self.domain_size)?;
    pub fn last_set_in(&self, range: impl RangeBounds<T>) -> Option<T> {
        let (start_word_index, _) = word_index_and_mask(start);