anchor.diff:    /// The minimum height of the sheet
     final double minHeight;
   
  -  /// the maximum height of the seet
  +  /// the maximum height of the sheet
     final double maxHeight;
   
  -  /// Make the sheet height manuel by specifing the minHeight or the maxHeight
  -  const SnappingSheetHeight.manuel(
  +  /// Make the sheet height manual by specifying the minHeight or the maxHeight
  +  const SnappingSheetHeight.manual(
         {@required this.minHeight, @required this.maxHeight})
         : _type = SnappingSheetType.manuel,
           expandOnSnapPositionOverflow = false;
  
positive.code:     _lastSnappingLocation = snapPosition;
      widget.snappingSheetController?.currentSnapPosition = snapPosition;
  
      // Create a new cureved animation between the current drag amount and the snapping
      // location
      _snappingAnimation = Tween<double>(
              begin: _currentDragAmount,
  
negative.code:   /// The sheet that is placed above the [grabbing] widget
    final SnappingSheetContent sheetAbove;
  
    /// The widget for grabbing the [sheetBelow] or [sheetAbove]. It placed between the [sheetBelow] and the
    /// [sheetAbove] widget.
    final Widget grabbing;
  
    /// The height of the grabbing widget
    final double grabbingHeight;
  
    /// The different snapping positions for the [sheetBelow]
  