ifElement method

Implementation

Parser<IfElementNode> ifElement() =>
    seq6(
      ref0(ifToken),
      ref1(token, '('),
      ref0(ifCondition),
      ref1(token, ')'),
      ref0(collectionElement),
      (ref0(elseToken) & ref0(collectionElement))
          .map((l) => l[1] as CollectionElementNode)
          .optional(),
    ).map6(
      (_, _, cond, _, thenElem, elseElem) => IfElementNode(
        condition: cond.$1,
        casePattern: cond.$2,
        whenGuard: cond.$3,
        thenElement: thenElem,
        elseElement: elseElem,
      ),
    );