anchor.diff:  
     Iterable<Part> get partList => _partTable.values;
   
  +  bool textCoordFound = true;
     List<double> vertCoord = new List<double>();
     List<double> textCoord = new List<double>();
     List<double> normCoord = new List<double>();
  
positive.code:     */
    }
  
    Obj.fromString(String url, String str, {bool printStats: false, bool debugPrintParts: false, String defaultName: null, debugPrintTrace: false}) {
  
      Map<String, int> indexTable = new Map<String, int>();
      List<double> _vertCoord = new List<double>();
  
negative.code:     if (printStats) {
        print("Obj.fromString: URL=$url vertices = $indexCounter");
        print("Obj.fromString: URL=$url indices.length = ${indices.length}");
        print("Obj.fromString: URL=$url indices.length = ${indices.length}");
        print("Obj.fromString: URL=$url textCoordFound = $textCoordFound");
        print("Obj.fromString: URL=$url textCoord.length = ${textCoord.length} (2 * $indexCounter)");
        print("Obj.fromString: URL=$url normCoord.length = ${normCoord.length} (3 * $indexCounter)");
        
  