{"ast_node_type":"other","tokens":[{"end":88,"kind":"keyword","start":0,"text":"(Const::Yes(span),"}]}
                    (Const::Yes(span), _) | (Const::No, Some(span)) => Const::Yes(span),
                let constness = match (*constness, alt_const_trait_span) {
                    (Const::No, None) => Const::No,