public RuleBuilder withinPairInside(IElementType pairFirst, IElementType pairSecond, IElementType parent) {
    TokenSet parentSet = TokenSet.create(parent);
    RuleCondition before = new RuleCondition(parentSet, TokenSet.create(pairFirst), null);
    RuleCondition after = new RuleCondition(parentSet, null, TokenSet.create(pairSecond));
    return new RuleBuilder(before, after);
  }
public RuleBuilder withinPairInside(IElementType pairFirst, IElementType pairSecond, IElementType parent)