{"ast_node_type":"other","tokens":[{"end":82,"kind":"keyword","start":0,"text":"closure.syntax().ancestors().skip(1).find_map(|ancestor|"}]}
                        closure.syntax().ancestors().skip(1).find_map(|ancestor| {
                    let Some(top_stmt) =
                            ast::Stmt::cast(ancestor.clone()).map(Either::Left).or_else(|| {