animated-list-constructor.dart

const AnimatedList({
    Key key,
    @required this.itemBuilder,
    this.initialItemCount = 0,
    this.scrollDirection = Axis.vertical,
    this.reverse = false,
    this.controller,
    this.primary,
    this.physics,
    this.shrinkWrap = false,
    this.padding,
  }) : assert(itemBuilder != null),
       assert(initialItemCount != null && initialItemCount >= 0),
       super(key: key);