{"ast_node_type":"other","tokens":[{"end":25,"kind":"keyword","start":0,"text":"_"}]}
                _ => None
                Some(TtElement::Leaf(tt::Leaf::Literal(tt::Literal{  symbol: text, kind: tt::LitKind::Str | tt::LitKind::StrRaw(_) , ..}))) => Some(text.as_str()),
            }