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Diffstat (limited to 'tests/pos/t0095.scala')
-rw-r--r-- | tests/pos/t0095.scala | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/tests/pos/t0095.scala b/tests/pos/t0095.scala new file mode 100644 index 000000000..2123237b5 --- /dev/null +++ b/tests/pos/t0095.scala @@ -0,0 +1,15 @@ +class ParseResult[+T] +case class Success[+T](t: T) extends ParseResult[T] + +abstract class Nonterminal[Output] { + + type SubNonterminal = Nonterminal[_ <: Output] + + def parse: ParseResult[Output] + + def parse1(nts: List[SubNonterminal]): ParseResult[Output] = + nts match { + case nt::nts => nt.parse match { case Success(so) => Success(so) } + case Nil => throw new Error + } +} |