#include <iostream>
#include "uCalc.h"

using namespace std;
using namespace uCalcSoftware;

int main() {
   uCalc uc;
   uCalc::Transformer t;
   // RewindOnChange is necessary for cascading rules to be re-evaluated.
   t.FromTo("A", "B").RewindOnChange(true);
   t.FromTo("B", "C").RewindOnChange(true);
   t.FromTo("C", "D").RewindOnChange(true);

   // Trace the transformation of "A"
   uCalc::String trace = t.TraceTransform("A");

   // Format the output list with ' -> ' for readability
   trace.ListSeparator(" -> ");

   cout << trace << endl;
}