public virtual RDBool Equal(RDElement lhs, RDElement rhs, object factPool)
{
if (lhs is RDNumber)
{
return(new RDBool(((RDNumber)lhs).Data == ((RDNumber)rhs).Data));
}
if (lhs is RDBool)
{
return(new RDBool(((RDBool)lhs).Data == ((RDBool)rhs).Data));
}
throw new NotImplementedException();
}
public RDBool IsAny(RDList lhs, RDElement rhs, object factPool)
{
foreach (RDElement x in lhs.Data)
{
if (Equal(x, rhs, factPool).Data)
{
return(new RDBool(true));
}
}
return(new RDBool(false));
// return new RDBool(lhs.Data.Any(x => Equal(x, rhs, factPool).Data));
}
public virtual bool IsConstant(Formula formula, out RDElement result)
{
if (formula.Parameters == null)
{
int res = 0;
if (formula.OperationName == "TRUE")
{
result = new RDBool(true);
return(true);
}
if (formula.OperationName == "FALSE")
{
result = new RDBool(false);
return(true);
}
if (int.TryParse(formula.OperationName, out res))
{
result = new RDNumber(res);
return(true);
}
}
result = null;
return(false);
}
public RDBool LessOrEqual(RDElement lhs, RDElement rhs, object factPool)
{
return(LessThan(lhs, rhs, factPool).Or(Equal(lhs, rhs, factPool)));
}
public virtual RDBool GreaterThan(RDElement lhs, RDElement rhs, object factPool)
{
return(new RDBool(((RDNumber)lhs).Data > ((RDNumber)rhs).Data));
}
public RDBool NotEqual(RDElement lhs, RDElement rhs, object factPool)
{
return(Equal(lhs, rhs, factPool).Not());
}
public virtual RDNumber Mod(RDElement lhs, RDElement rhs, object factPool)
{
return(new RDNumber(((RDNumber)lhs).Data % ((RDNumber)rhs).Data));
}
public RDBool GreaterOrEqual(RDElement lhs, RDElement rhs, object factPool)
{
return(GreaterThan(lhs, rhs, factPool).Or(Equal(lhs, rhs, factPool)));
}