anchor.diff:    return new List<int>.unmodifiable(value);
   }
   
  -class Job {
  -
  -}
  +class Job {}
   
   class Build {
     final int commitId, duration, id, repositoryId;
  
positive.code:     return builds;
    }
  
    Future<List<Repo>> repos({int id, String org, String repository, bool activeOnly: false,
        String member}) async {
      var path = <String>['repos'];
  
      if (id != null) {
  
negative.code: 
    factory Build.fromJson(Map<String, dynamic> json,
        {Map<String, dynamic> commitJson}) {
      return new Build(json['commit_id'], json['duration'], json['id'],
          json['repository_id'], _create(json['job_ids']));
    }
  