{"ast_node_type":"other","tokens":[{"end":98,"kind":"keyword","start":0,"text":"//"}]}
                // `&(a..=b)`, there is a recursive `check_pat` on `a` and `b`, but we will assume
                // any range pattern no matter where it occurs in the pattern. For something like
                // that if there are unnecessary parens they serve a purpose of readability.