{"ast_node_type":"other","tokens":[{"end":68,"kind":"keyword","start":0,"text":"tt::DelimiterKind::Parenthesis"}]}
                    tt::DelimiterKind::Parenthesis => Some(T![')']),
                if let Some(kind) = match subtree.delimiter.kind {
                    tt::DelimiterKind::Brace => Some(T!['}']),