private void ManageSubCaptures(OCaptureTable <TValue> table, SequenceHandler <TValue> handler,
FixedSizeStack <FSAState> states, FixedSizeStack <int> piStack)
{
var stack = _captureStack;
stack.Clear();
for (int i = 0; i < piStack.Count; i++)
{
var s = states[i];
int id = piStack[i] - 1;
if (id >= 0)
{
var cond = _transitionMatrix[s.StateId][id].Condition;
if (cond.IsSystemPredicate)
{
var sys = (SystemPredicateEdge <TValue>)cond;
if (sys.IsCapture)
{
var right = new CaptureEdge
{
Index = s.CurrentIndex,
CaptureId = sys.CaptureId
};
if (stack.Count > 0 && stack.Peek().CaptureId == right.CaptureId)
{
var left = stack.Pop();
table.Add(
left.CaptureId,
new OCapture <TValue>(handler, new Range(left.Index, right.Index - left.Index)));
}
else
{
stack.Push(right);
}
}
}
}
}
}
