{"ast_node_type":"other","tokens":[{"end":22,"kind":"keyword","start":0,"text":");"}]}
                    );
                        self.tcx.mk_type_list_from_iter(types.iter().map(|ty| ty.peel_refs())),
                    let args = ty::GenericArgs::for_item(self.tcx, def_id, |param, _| {