{"ast_node_type":"other","tokens":[{"end":71,"kind":"keyword","start":0,"text":"(None,"}]}
        (None, TokenKind::NtLifetime(..)) => format!("lifetime `{s}`"),
        (None, TokenKind::NtIdent(..)) => format!("identifier `{s}`"),
        (None, _) => format!("`{s}`"),