private object MapRel(string left, string oper, string right)
{
//TODO: Check the expression on the right
if (!OperChecker.IsRelOper(oper) || !Check.IsProp(left))
{
throw new Exception("Invalid relational operation");
}
var leftNode = PropChecker.GetNode(left);
var rightNode = Check.GetNode(right);
return(OperChecker.GetRelationalNode(leftNode, oper, rightNode));
}
