public virtual void VisitBoolValNode(BoolValNode b)
{
}
public override void VisitBoolValNode(BoolValNode b)
{
Text += b.Val.ToString().ToLower();
}
public virtual void Visit(BoolValNode node)
{
}
public override void Visit(BoolValNode node)
{
OnEnter(node);
base.Visit(node);
OnExit(node);
}
public override void Visit(BinExprNode binExpr)
{
double?number1 = null, number2 = null;
bool isChanged = false;
if (binExpr.Left is IntNumNode || binExpr.Left is FloatNumNode)
{
if (binExpr.Left is IntNumNode i)
{
number1 = i.Num;
}
if (binExpr.Left is FloatNumNode f)
{
number1 = f.Num;
}
}
if (binExpr.Right is IntNumNode || binExpr.Right is FloatNumNode)
{
if (binExpr.Right is IntNumNode i)
{
number2 = i.Num;
}
if (binExpr.Right is FloatNumNode f)
{
number2 = f.Num;
}
}
if (number1 != null && number2 != null)
{
BoolValNode newExpr = null;
if (binExpr.OpType == BinOpType.Equal)
{
newExpr = new BoolValNode(number1 == number2);
ReplaceExpr(binExpr, newExpr);
}
if (binExpr.OpType == BinOpType.NotEqual)
{
newExpr = new BoolValNode(number1 != number2);
ReplaceExpr(binExpr, newExpr);
}
if (binExpr.OpType == BinOpType.Less)
{
newExpr = new BoolValNode(number1 < number2);
ReplaceExpr(binExpr, newExpr);
}
if (binExpr.OpType == BinOpType.Greater)
{
newExpr = new BoolValNode(number1 > number2);
ReplaceExpr(binExpr, newExpr);
}
if (binExpr.OpType == BinOpType.LessOrEqual)
{
newExpr = new BoolValNode(number1 <= number2);
ReplaceExpr(binExpr, newExpr);
}
if (binExpr.OpType == BinOpType.GreaterOrEqual)
{
newExpr = new BoolValNode(number1 >= number2);
ReplaceExpr(binExpr, newExpr);
}
if (newExpr != null)
{
isChanged = true;
base.Visit(newExpr);
}
}
if (!isChanged)
{
base.Visit(binExpr);
}
}
public override void Visit(BoolValNode node)
{
ProgramBuilder.Append(node.Val.ToString().ToLower());
}