public void Sort()
{
if (Tuple == null || Tuple.Count <= 1)
{
return;
}
List <double> numbers = new List <double>();
List <string> strings = new List <string>();
for (int i = 0; i < Tuple.Count; i++)
{
Variable arg = Tuple[i];
if (arg.Tuple != null)
{
arg.Sort();
}
else if (arg.Type == VarType.NUMBER)
{
numbers.Add(arg.AsDouble());
}
else
{
strings.Add(arg.AsString());
}
}
List <Variable> newTuple = new List <Variable>(Tuple.Count);
numbers.Sort();
strings.Sort();
for (int i = 0; i < numbers.Count; i++)
{
newTuple.Add(new Variable(numbers[i]));
}
for (int i = 0; i < strings.Count; i++)
{
newTuple.Add(new Variable(strings[i]));
}
Tuple = newTuple;
}