anchor.diff:  void main() {
     runApp(
       new MaterialApp(
  -      title: "Flutter Demo",
  +      title: 'Flutter Demo',
         routes: <String, RouteBuilder>{
           '/': (RouteArguments args) => new FlutterDemo()
         }
  
positive.code: }
  
  class FlutterSimpleTemplate extends Template {
    FlutterSimpleTemplate() : super('flutter-simple', 'A minimal Flutter project.') {
      files['.analysis_options'] = _analysis_options;
      files['.gitignore'] = _gitignore;
      files['flutter.yaml'] = _flutterYaml;
  
negative.code: name: {{projectName}}
  material-design-icons:
    - name: content/add
    - name: navigation/arrow_back
    - name: navigation/menu
    - name: navigation/more_vert
  ''';
  
  const String _libMain = r'''
  