{"ast_node_type":"variable","tokens":[{"end":46,"kind":"keyword","start":0,"text":"let"}]}
        let ident = self.item_ident(id, sess);
    fn get_mod_child(self, id: DefIndex, sess: &Session) -> ModChild {
        let res = Res::Def(self.def_kind(id), self.local_def_id(id));