public override void Visit(DynamicBackReference expression)
{
terminal.Peek().Append(@"\k<");
terminal.Peek().Append(expression.BackReferenceName);
terminal.Peek().Append(">");
if (!expression.IsCaseSensitive)
{
terminal.Peek().Append("[");
terminal.Peek().Append(@"\i");
terminal.Peek().Append("]");
}
}
public override void Visit(DynamicBackReference expression)
{
String backreferencename = expression.BackReferenceName;
Boolean isCaseSensitive = expression.IsCaseSensitive;
_matchStack.Push(
delegate(IInputIterator iterator)
{
var matchBytes = new Byte[1];
if (_xmlDisableBackReferencePop.Count <= 0)
matchBytes = _xmlBackReferenceLookup[backreferencename].Pop();
else
matchBytes = _xmlBackReferenceLookup[backreferencename].Peek();
foreach (Byte c in matchBytes)
{
if (isCaseSensitive)
{
if (iterator.Current() != c)
{
iterator.Next();
return false;
}
}
else
{
var builder = new StringBuilder();
builder.Append((Char)iterator.Current());
if (builder.ToString().ToUpper() != c.ToString().ToUpper())
{
iterator.Next();
return false;
}
}
iterator.Next();
}
return true;
}
);
}
public abstract void Visit(DynamicBackReference expression);