Scala 3.0, an upgrade to the object-oriented, functional Scala language that started out on the JVM, is expected in early 2020, anchored by a next-generation compiler platform known as Dotty.
In fact, Dotty will become Scala 3.0, said Scala language founder Martin Odersky. Dotty has been centered on simplification, with extraneous syntax such as XML literals removed. Dotty also tries to slim down Scala types into a smaller set of fundamental constructs.
Planned new features in Scala 3
Objectives for the Scala 3 release include:
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