{"ast_node_type":"other","tokens":[{"end":51,"kind":"keyword","start":0,"text":"&hir::TyKind::OpaqueDef(opaque_ty)"}]}
            &hir::TyKind::OpaqueDef(opaque_ty) => {
            }
                // If this is an RPITIT and we are using the new RPITIT lowering scheme, we