playframework/Play20 — comment on commit 0cdcda5514dba80bdd065776cdc26a05f01dd8d6
File: framework/src/play/src/test/scala/play/api/JsonSpec.scala line 27
By julienrf:

Why not follow the same syntax as with form mappings?

```scala
implicit val carFormat: Format[Car] = productFormat2("id", "models")(Car.apply _)(Car.unapply _)
```