{"ast_node_type":"other","tokens":[{"end":62,"kind":"keyword","start":0,"text":"tt::LitKind::Err(_)"}]}
                                tt::LitKind::Err(_) => [0, 0],
                            kind: u16::from_le_bytes(match lit.kind {
                                tt::LitKind::Byte => [1, 0],