private void FillAction(State tempState, ExtendRule tempER)
{
if (tempER.PointRight.Count == 0)
{
if (tempER.leftRule == OG.startSymbol)
{
ActionNode node = new ActionNode(ActionChoice.accept);
tempState.myAction.Add("#", node);
return;
}
else
{
ActionNode node = new ActionNode(ActionChoice.reduct, tempER.OriginRule);
foreach (string tmp in OG.tSymbol)
{
tempState.myAction.Add(tmp, node);
}
return;
}
}
else
{
if (OG.StrToSymbol(tempER.PointRight[0]).kind == symKind.term)
{
int next = -1;
if (tempState.DFAedge.TryGetValue(tempER.PointRight[0], out next))
{
ActionNode node = new ActionNode(ActionChoice.addin, next);
tempState.myAction.Add(tempER.PointRight[0], node);
}
}
}
}
public void SetRuleSet(ExtendRule er)
{
if (!ruleSet.Contains(er))
{
ruleSet.Add(er);
}
}
private int CalNextState(ExtendRule nowER)
{
if (nowER.PointRight.Count == 0)
{
return(-1);
}
return(ERSet[nowER.nextRuleNum].BelongState[0]);
}
private int FindERinSet(ExtendRule tempER)
{
for (int i = 0; i < ERSet.Count; i++)
{
if (ERSet[i].leftRule == tempER.leftRule &&
ERSet[i].PointLeft == tempER.PointLeft &&
ERSet[i].PointRight == tempER.PointRight)
{
return(i);
}
}
return(-1);
}
public void CreateERSet()
{
for (int i = 0; i < OG.pat.Count; i++)
{
Rule tempR = OG.pat[i];
for (int j = 0; j <= tempR.right.Count; j++)
{
ExtendRule er = new ExtendRule(tempR, j);
er.OriginRule = i;
if (j < tempR.right.Count)
{
er.nextRuleNum = ERSet.Count + 1;
}
else
{
er.nextRuleNum = -1;
}
ERSet.Add(er);
}
}
}
private void SameStateRule(int erNum, List <ExtendRule> stateER)
{
ExtendRule er = ERSet[erNum];
int nextIndex = -1;
stateER.Add(er);
if (er.PointRight.Count != 0)
{
if (OG.StrToSymbol(er.PointRight[0]).kind == symKind.notTerm)
{
do
{
nextIndex = FindNext(er.PointRight[0], nextIndex + 1);
if (nextIndex != -1)
{
SameStateRule(nextIndex, stateER);
}
} while (nextIndex != -1);
}
}
}
