anchor.diff:    /// constructor: set the `color` argument instead of the `decoration`
     /// argument.
     ///
  -  /// A shorthand for specifying just an image is also available using the [new
  -  /// Ink.image] constructor.
  +  /// A shorthand for specifying just an image is also available using the
  +  /// [Ink.image] constructor.
     final Decoration decoration;
   
     /// A width to apply to the [decoration] and the [child]. The width includes
  
positive.code:   ///
    /// The [height] and [width] values include the [padding].
    ///
    /// The `color` argument is a shorthand for `decoration: new
    /// BoxDecoration(color: color)`, which means you cannot supply both a `color`
    /// and a `decoration` argument. If you want to have both a `color` and a
    /// `decoration`, you can pass the color as the `color` argument to the
    /// `BoxDecoration`.
    Ink({
      Key key,
      this.padding,
  
negative.code:   /// a [Material].
    ///
    /// This argument is a shorthand for passing a [BoxDecoration] that has only
    /// its [BoxDecoration.image] property set to the [Ink] constructor. The
    /// properties of the [DecorationImage] of that [BoxDecoration] are set
    /// according to the arguments passed to this method.
    ///
    /// The `image` argument must not be null. If there is no
    /// intention to render anything on this image, consider using a
    /// [Container] with a [BoxDecoration.image] instead.
    ///
    /// The `alignment`, `repeat`, and `matchTextDirection` arguments must not
    /// be null either, but they have default values.
    ///
    /// See [paintImage] for a description of the meaning of these arguments.
    Ink.image({
  