public IReduce <T> GetReduce(IActionInput <T> Input)
{
IReduce <T> action;
action = reduceActions.FirstOrDefault(item => item.Input.Match(Input));
return(action);
}
public IShift <T> GetShift(IActionInput <T> Input)
{
IShift <T> action;
action = shiftActions.FirstOrDefault(item => item.Input.Match(Input));
return(action);
}
public override void SetActionInputName(string name, Type type)
{
IActionInput ai = _valuePointer as IActionInput;
if (ai != null)
{
ai.SetActionInputName(name, type);
}
}
public Shift(IActionInput <T> Input, int TargetStateIndex)
{
if (Input == null)
{
throw new ArgumentNullException("Input");
}
this.Input = Input;
this.TargetStateIndex = TargetStateIndex;
}
public bool Parse(IActionInput <char> Input)
{
IShift <char> action;
action = automatonTable.GetState(stateIndex).GetShift(Input);
if (action == null)
{
return(false);
}
stateIndex = action.TargetStateIndex;
return(true);
}
public IEnumerable <ISituation <T> > CreateNextSituations(IEnumerable <ISituation <T> > CurrentSituations, IActionInput <T> Input)
{
IEnumerable <ISituation <T> > matchingSituations;
ISituationEdge <T> edge;
Situation <T> nextSituation;
matchingSituations = CurrentSituations.Where(s => s.Predicate.GetInputs().Where(i => i.Match(Input)).Any());
foreach (Situation <T> situation in matchingSituations)
{
edge = GetEdge(situation.Predicate);
foreach (SituationEdge <T> nextEdge in edge.TargetNode.Edges)
{
nextSituation = new Situation <T>(nextEdge.Rule, nextEdge.Predicate, situation.Input);
yield return(nextSituation);
}
}
}
