anchor.diff:      focusColor: Colors.black,
       hoverColor: Colors.white,
       primaryColor: Colors.white,
  -    sliderTheme: SliderThemeData(), checkboxTheme: CheckboxThemeData(), radioTheme: RadioThemeData(),
  +    sliderTheme: SliderThemeData(), checkboxTheme: CheckboxThemeData(), radioTheme: RadioThemeData()
     );
     print(themeData);
   }
  
positive.code:     toggleableActiveColor: Colors.black,
      hoverColor: Colors.white,
      primaryColor: Colors.white,
      sliderTheme: SliderThemeData(),
    );
    print(themeData);
  }
  
negative.code:     toggleableActiveColor: Colors.black,
      hoverColor: Colors.white,
      primaryColor: Colors.white,
      sliderTheme: SliderThemeData()
    );
    print(themeData);
  }
  