{"ast_node_type":"variable","tokens":[{"end":80,"kind":"keyword","start":0,"text":"let"}]}
            let parent_mod = self.parent_module_from_def_id(def_id).to_def_id();
        if matches!(def_kind, DefKind::Closure | DefKind::OpaqueTy) {
            feed.visibility(ty::Visibility::Restricted(parent_mod));