void IRuleExpressionVisitor.VisitSequence(RuleExpression.Sequence sequence)
{
if (_currContext.invocationCount < sequence.Childs.Count)
{
_currContext = _currContext.ForChildExpression(sequence.Childs[_currContext.invocationCount]);
}
else if (_currContext.invocationCount == sequence.Childs.Count)
{
var childs = _currContext.GetChildNodes();
if (childs.Length != sequence.Childs.Count)
{
throw new InvalidOperationException();
}
_currContext = _currContext.ForParentExpression(new ParserNode.Sequence(
_currContext.rule, _currContext.expression, childs
));
}
else
{
throw new InvalidOperationException();
}
}
