copy method
Returns a shallow copy of the receiver.
Override this method in all subclasses, return its own type.
Implementation
@override
SkipParser<R> copy() => SkipParser<R>(delegate, before: before, after: after);
Returns a shallow copy of the receiver.
Override this method in all subclasses, return its own type.
@override
SkipParser<R> copy() => SkipParser<R>(delegate, before: before, after: after);