anchor.diff:  ///
   ///  * [PaddleRangeSliderValueIndicatorShape] for the default [RangeSlider]'s
   ///    value indicator shape that paints a custom path with text in it.
  -/// {@macro flutter.material.SliderTheme.rangeSliderTickMarkShape}
  -/// {@macro flutter.material.SliderTheme.rangeSliderThumbShape}
  -/// {@macro flutter.material.SliderTheme.rangeSliderTrackShape}
  -/// {@macro flutter.material.SliderTheme.sliderComponentShape}
  +///  * [RangeSliderTickMarkShape], which can be used to create custom shapes for
  +///    the [RangeSlider]'s tick marks.
  +///  * [RangeSliderThumbShape], which can be used to create custom shapes for
  +///    the [RangeSlider]'s thumb.
  +///  * [RangeSliderTrackShape], which can be used to create custom shapes for
  +///    the [RangeSlider]'s track.
  +///  * [SliderComponentShape], which can be used to create custom shapes for
  +///    the [Slider]'s thumb, overlay, and value indicator and the
  +///    [RangeSlider]'s overlay.
   abstract class RangeSliderValueIndicatorShape {
     /// This abstract const constructor enables subclasses to provide
     /// const constructors so that they can be used in const expressions.
  
positive.code: ///
  ///  * [RoundRangeSliderTickMarkShape] for the default [RangeSlider]'s tick mark
  ///    shape that paints a solid circle.
  /// {@macro flutter.material.SliderTheme.rangeSliderThumbShape}
  /// {@macro flutter.material.SliderTheme.rangeSliderTrackShape}
  /// {@macro flutter.material.SliderTheme.rangeSliderValueIndicatorShape}
  /// {@macro flutter.material.SliderTheme.sliderComponentShape}
  abstract class RangeSliderTickMarkShape {
    /// This abstract const constructor enables subclasses to provide
    /// const constructors so that they can be used in const expressions.
  
negative.code: ///
  ///  * [SliderThemeData], which describes the actual configuration of a slider
  ///    theme.
  ///  * [SliderComponentShape], which can be used to create custom shapes for
  ///    the [Slider]'s thumb, overlay, and value indicator and the
  ///    [RangeSlider]'s overlay.
  ///  * [SliderTrackShape], which can be used to create custom shapes for the
  ///    [Slider]'s track.
  ///  * [SliderTickMarkShape], which can be used to create custom shapes for the
  ///    [Slider]'s tick marks.
  ///  * [RangeSliderThumbShape], which can be used to create custom shapes for
  ///    the [RangeSlider]'s thumb.
  ///  * [RangeSliderValueIndicatorShape], which can be used to create custom
  ///    shapes for the [RangeSlider]'s value indicator.
  ///  * [RangeSliderTrackShape], which can be used to create custom shapes for
  ///    the [RangeSlider]'s track.
  ///  * [RangeSliderTickMarkShape], which can be used to create custom shapes for
  ///    the [RangeSlider]'s tick marks.
  class SliderTheme extends InheritedTheme {
    /// Applies the given theme [data] to [child].
    ///
  