{"ast_node_type":"other","tokens":[{"end":14,"kind":"keyword","start":0,"text":"},"}]}
            },
                self.check_unused_parens_pat(cx, &f.pat, false, false, keep_space);
            // Avoid linting on `i @ (p0 | .. | pn)` and `box (p0 | .. | pn)`, #64106.