anchor.diff:      localsBuffer.writeln("// Recreate using `flutter ios`");
   
       String flutterRoot = path.normalize(Platform.environment[kFlutterRootEnvironmentVariableName]);
  -    localsBuffer.writeln("FLUTTER_ROOT=${flutterRoot}");
  +    localsBuffer.writeln("FLUTTER_ROOT=$flutterRoot");
   
       // This holds because requiresProjectRoot is true for this command
       String applicationRoot = path.normalize(Directory.current.path);
  -    localsBuffer.writeln("FLUTTER_APPLICATION_PATH=${applicationRoot}");
  +    localsBuffer.writeln("FLUTTER_APPLICATION_PATH=$applicationRoot");
   
       String dartSDKPath = path.normalize(path.join(Platform.resolvedExecutable, "..", ".."));
  -    localsBuffer.writeln("DART_SDK_PATH=${dartSDKPath}");
  +    localsBuffer.writeln("DART_SDK_PATH=$dartSDKPath");
   
       File localsFile = new File(filePath);
       await localsFile.create(recursive: true);
  
positive.code:   }
  
    static Uri _xcodeProjectUri(String revision) {
      return Uri.parse("https://storage.googleapis.com/flutter_infra/flutter/${revision}/ios/FlutterXcode.zip");
    }
  
    Future<List<int>> _fetchXcodeArchive() async {
  
negative.code:     }
  
      if (argResults['init'])
        return await _runInitCommand();
  
      print("No flags specified...");
      return -1;
  