{"ast_node_type":"other","tokens":[{"end":40,"kind":"keyword","start":0,"text":"ty::FnPtr(sig_tys,"}]}
            ty::FnPtr(sig_tys, hdr) => {
            )),
                TyKind::RigidTy(RigidTy::FnPtr(sig_tys.with(*hdr).stable(tables, cx)))