public virtual bool visitLeave(SubtractExpression subtractExpression)
{
//a
var b = evaluation.Pop();
//b
var a = evaluation.Pop();
// subtract b to a
Console.Error.WriteLine("EVAL - " + a.getText() + " - " + b.getText());
var c = a.subtract(b);
evaluation.Push(c);
return true;
}
public bool visitEnter(SubtractExpression subtractExpression)
{
return true;
}
public bool visitLeave(SubtractExpression subtractExpression)
{
return true;
}