{"ast_node_type":"other","tokens":[{"end":70,"kind":"keyword","start":0,"text":"ty::Uint(_)"}]}
        ty::Uint(_) => Some(Integer::fit_unsigned(val).uint_ty_str()),
        ty::Uint(ty::UintTy::Usize) | ty::Int(ty::IntTy::Isize) => None,
        ty::Int(_) => {