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Kotlin in Production – What Works, Whats Broken

• merb 10y ago
  > 2 - Cannot subclass Data classes I know why you want it, I've always had that in scala where a case class is also not subclasseable. But trust me it's a extremly bad idea. A data class should be final and only contain data. there is no reason to subclass it and if one day valhalla will be coming, it's even a worse idea.
  • kilink 10y ago
    Maybe they mean data class inheritance, instead of subclassing? That's the only thing I know of that is planned for Kotlin 1.1 [1], and it's primarily useful for sealed classes (I've wanted this). [1] https://github.com/Kotlin/KEEP/blob/master/proposals/data-class-inheritance.md https://github.com/Kotlin/KEEP/blob/master/proposals/data-cl...
• jgalt212 10y ago
  > Kotlin code is much less verbose than Java code. This makes it more pleasing to both read and write. Is there any language in common usage today that is more verbose than Java?