{"ast_node_type":"variable","tokens":[{"end":81,"kind":"keyword","start":0,"text":"let"}]}
                let (ellipsis, args) = collect_tuple(self, e.arg_list()?.args());
                    .map(Box::new);
                self.alloc_pat_from_expr(Pat::TupleStruct { path, args, ellipsis }, syntax_ptr)