public bool Eval()
{
if (Condition(Data))
{
return((TrueChild == null) ? true : TrueChild.Eval());
}
else
{
return((FalseChild == null) ? false : FalseChild.Eval());
}
}
public decimal Eval(Dictionary <string, object> values)
{
Node condition = (Node)(Condition);
var leftValue = condition.LeftChild.Eval(values);
var rightValue = condition.RightChild.Eval(values);
switch (condition.Value)
{
//Equality
case "=":
if (leftValue == rightValue)
{
return(TrueChild.Eval(values));
}
else
{
return(FalseChild.Eval(values));
}
case "!=":
if (leftValue != rightValue)
{
return(TrueChild.Eval(values));
}
else
{
return(FalseChild.Eval(values));
}
//Relational
case ">=":
if (leftValue >= rightValue)
{
return(TrueChild.Eval(values));
}
else
{
return(FalseChild.Eval(values));
}
case "<=":
if (leftValue <= rightValue)
{
return(TrueChild.Eval(values));
}
else
{
return(FalseChild.Eval(values));
}
case ">":
if (leftValue > rightValue)
{
return(TrueChild.Eval(values));
}
else
{
return(FalseChild.Eval(values));
}
case "<":
if (leftValue < rightValue)
{
return(TrueChild.Eval(values));
}
else
{
return(FalseChild.Eval(values));
}
}
return(FalseChild.Eval(values));
}