-rewrite ::= Sequence /ws => "rewrite"
- | Sequence ^"=>" word /ws
- | Sequence ^"=>" quoted /ws
- | Sequence "=>" "()" /ws => "wrap"
+rewrite ::= sequence /ws => "rewrite"
+ | sequence ^"=>" word /ws
+ | sequence ^"=>" quoted /ws
+ | sequence "=>" "()" /ws => "wrap"