{"ast_node_type":"other","tokens":[{"end":88,"kind":"keyword","start":0,"text":".and_modify(|(..,"}]}
                .and_modify(|(.., hir_ids_and_spans)| hir_ids_and_spans.push(id_and_sp))
            vars.entry(self.ir.variable_name(var))
                .or_insert_with(|| (ln, var, vec![id_and_sp]));