{"ast_node_type":"other","tokens":[{"end":59,"kind":"keyword","start":0,"text":"Ty::from_rigid_kind(RigidTy::Tuple(Vec::from(tys)))"}]}
        Ty::from_rigid_kind(RigidTy::Tuple(Vec::from(tys)))
    pub fn new_tuple(tys: &[Ty]) -> Ty {
    }