TileUpdateTransformer typedef
Defines which TileUpdateEvents should cause which TileUpdateEvents and when
TileUpdateTransformers defines a default set of transformers.
If needed, build your own using StreamTransformer.fromHandlers, adding TileUpdateEvents to the exposed EventSink if the event should cause an update.
Implementation
typedef TileUpdateTransformer
= StreamTransformer<TileUpdateEvent, TileUpdateEvent>;