OAuth2Test.sc

abstract class Response
case class Token() extends Response
case class Problem() extends Response
case class Connection() extends Problem
case class InvalidResponse() extends Problem

:10: error: case class Connection has case ancestor Problem, but case-t
o-case inheritance is prohibited. To overcome this limitation, use extractors
to pattern match on non-leaf nodes.
case class Connection() extends Problem
^
:10: error: case class InvalidResponse has case ancestor Problem, but c
ase-to-case inheritance is prohibited. To overcome this limitation, use extrac
tors to pattern match on non-leaf nodes.
case class InvalidResponse() extends Problem

@zamotivator Please, see https://gist.github.com/lazyval/5313079