anchor.diff:  */
   
   
  +  /*
   
     Podo2 p = new Podo2()
       ..a = 42
  
positive.code: //  print(p3.c);
    print("------------------------------------------------------------");
  
  
  
  
  //  List model;
  
negative.code: import 'dart:async';
  import 'dart:convert';
  import 'dart:mirrors';
  
  import 'package:observe/observe.dart';
  
  import 'package:unittest/unittest.dart';
  import 'package:vane/vane_model.dart';
  