anchor.diff:            clientVersionBuild = (forceVersion != null) ? forceVersion : int.parse(version.substring(clientVersion.length + 1)) + 1;
           } else {
             if (version.startsWith(clientVersion)) {
  -            if (etag == _json["etag"]) {
  +            if (etag == _etag) {
                 print("Nothing changed for $_libraryName");
                 return false;
               } else {
  
positive.code: 
        writeFile("$mainFolder/CONTRIBUTORS", _createContributors());
  
        writeFile("$mainFolder/VERSION", _json["etag"]);
      }
  
      // Create common library files
  
negative.code:   final Map<String, dynamic> _json;
    final String _name;
    final String _version;
    final String _etag;
  
    final String _shortName;
    final String _gitName;
  