void Parse(ParseController pc)
{
EnterHandle(pc.value, pc.controller);
pc.ClearValues();
while (pc.Next() != -1)
{
Transition transition = pc.transition;
//removing key from value sequence
if (transition.clearKeyBuffer)
{
pc.ClearKey();
}
//if the value is meaningful
if (transition.noZero && !pc.hasValue)
{
continue;
}
if (transition.handler != null)
{
var node = transition.handler(pc.value, pc.controller);
if (node != null)
{
pc.MoveTo(node);
}
}
if (transition.node != null)
{
pc.MoveTo(transition.node);
}
if (transition.isExit)
{
ExitHandle(pc.value, pc.controller);
return;
}
if (transition.clearOnBack)
{
pc.ClearValues();
}
}
if (!ignoreEnd)
{
throw new EndOfSequenceParseException();
}
ExitHandle(pc.value, pc.controller);
}
public object Parse(IEnumerable <Tsource> source, Tcontroller controller)
{
var pc = new ParseController(source, controller);
pc.MoveTo(this);
return(pc.controller.GetResult());
}