private void PopChoice()
{
CurrentStates[0].ClearState();
CurrentStates.Clear();
if (_statesStack.Count == 0)
{
throw new Exception("Choice stack is empty. Unable to fallback to another state.");
}
StateMemento memento = _statesStack.Pop();
_inx = memento.TokenIndex;
_move = memento.Move + 1;
CurrentStates.Add(memento.State);
}
public void PerformStep()
{
ProcessedWord += Word[CurrentPosition];
char symbol = Word[CurrentPosition];
var possibleNextStates = new List <State>();
foreach (var state in CurrentStates)
{
var nextStates = state.PossibleNextStates
.Where(x => x.Value.Invoke(symbol))
.Select(pair => pair.Key);
nextStates
.ForEach(s => possibleNextStates.Add(s));
}
CurrentStates.Clear();
foreach (var state in possibleNextStates)
{
CurrentStates.Add(state);
}
//foreach (var state in CurrentStates)
//{
// for (int i = 0; i < StateTraces.Count; i++)
// {
// var trace = StateTraces[i];
// var brandNewTrace = new StateTrace(trace);
// brandNewTrace.Add(state);
// if (!StateTraces.Contains(brandNewTrace))
// StateTraces.Add(trace);
// }
//}
CurrentPosition++;
}
public void PrepareState()
{
CurrentStates.Clear();
CurrentSpeed = Speed;
CurrentDamage = Damage;
}
/// <summary>
/// Reset the the start states to its origin
/// </summary>
public void ResetStartStates()
{
CurrentStates.Clear();
CurrentStates.AddRange(
States.FindAll(st => st.StateType == StateType.StartState));
}