True. But I guess that's the exception, and it makes sense there, since it's treated like a class.

- [TweenOptions](https://github.com/HaxeFlixel/flixel/blob/dev/flixel/tweens/FlxTween.hx#L609-L616)
- [CompleteCallback](https://github.com/HaxeFlixel/flixel/blob/dev/flixel/tweens/FlxTween.hx#L607)
- [LineStyle](https://github.com/HaxeFlixel/flixel/blob/dev/flixel/util/FlxSpriteUtil.hx#L636-L644)
- [FillStyle](https://github.com/HaxeFlixel/flixel/blob/dev/flixel/util/FlxSpriteUtil.hx#L646-L650)
- [DrawStyle](https://github.com/HaxeFlixel/flixel/blob/dev/flixel/util/FlxSpriteUtil.hx#L652-L658)