private void CreateElement()
{
var element = new XPathElement(lastElement);
if (lastPredicate != null)
{
element.Predicates.Add(lastPredicate);
}
this.PartQueue.Enqueue(element);
lastPredicate = null;
lastElement = null;
skipPredicate = false;
}
public string Predicate(string node, string condition, bool reverseStep)
{
if (!reverseStep)
{
node = '(' + node + ')';
}
condition = condition.RegexRemove(".*::");
if (!skipPredicate)
{
lastPredicate = new XPathPredicate(operandQueue.Dequeue());
}
return(node + '[' + condition + ']');
}
public string Operator(XPathOperator op, string left, string right)
{
Debug.Assert(op != XPathOperator.Union);
if (op == XPathOperator.UnaryMinus)
{
return("-" + left);
}
if (left.StartsWith("attribute::"))
{
left = left.Remove(0, "attribute::".Length);
}
lastPredicate = new XPathPredicate(operandQueue.Dequeue(), op, operandQueue.Dequeue());
skipPredicate = true;
return(left + opStrings[(int)op] + right);
}