Auxiliary widget to display a cached image. It has its own 'error' widget.

cache_image.dart

return CachedNetworkImage(
  imageUrl: url,
  errorWidget: Icon(
    Icons.cancel,
    size: 32.0,
    color: Theme.of(context).textTheme.caption.color,
  ),
  fadeInDuration: Duration(milliseconds: 100),
  fit: BoxFit.cover,
);