anchor.diff:    /// true, and [InputDecoration.fillColor] when not.
     ///
     /// Defaults to false.
  -  ///
  -  /// See also:
  -  ///
  -  ///  * [InputDecoration.focusColor], which is also blended into the hover
  -  ///    color and fill color when [isFocused] is true to produce the final
  -  ///    color.
     final bool isHovering;
   
     /// If true, the height of the input field will be as large as possible.
  
positive.code:   /// The decoration's container is the area which is filled if [filled] is true
    /// and bordered per the [border]. It's the area adjacent to [icon] and above
    /// the widgets that contain [helperText], [errorText], and [counterText].
    ///
    /// This color is blended with [focusColor] if the decoration is focused.
    final Color fillColor;
  
    /// The color to blend with [fillColor] and fill the decoration's container
    /// with, if [filled] is true and the container has input focus.
    ///
    /// When [InputDecorator.isHovering] is true, the [hoverColor] is also blended into the final
    /// fill color.
    ///
    /// By default the [focusColor] is based on the current [Theme].
    ///
    /// The decoration's container is the area which is filled if [filled] is
  
negative.code:   /// Whether the input field has focus.
    ///
    /// Determines the position of the label text and the color and weight of the
    /// border.
    ///
    /// Defaults to false.
    ///
  