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Diffstat (limited to 'test/files/pos/patterns.scala')
-rw-r--r-- | test/files/pos/patterns.scala | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/test/files/pos/patterns.scala b/test/files/pos/patterns.scala index 93907e7d52..85d8a1b7da 100644 --- a/test/files/pos/patterns.scala +++ b/test/files/pos/patterns.scala @@ -1,27 +1,29 @@ trait Option[+a] {} + case class Some[a](x: a) extends Option[a] { - override def toString(): String = "Some(" + x + ")"; + override def toString(): String = "Some(" + x + ")" override def equals(that: Any): Boolean = that match { case Some(x) => this.x == x case _ => false } - override def hashCode(): scala.Int = getClass().hashCode() * 41 + x.hashCode(); + override def hashCode(): Int = getClass().hashCode() * 41 + x.hashCode() } -case object None extends Option[All] { - override def toString(): String = "None"; + +case object None extends Option[Nothing] { + override def toString(): String = "None" override def equals(that: Any) = that match { case None => true case _ => false } - override def hashCode(): scala.Int = getClass().hashCode(); + override def hashCode(): Int = getClass().hashCode() } object test { - def println(str: String): Unit = java.lang.System.out.println(str); + def println(str: String): Unit = java.lang.System.out.println(str) def print(opt: Option[String]) = opt match { - case Some(x) => println(x); - case None => println("nothing"); + case Some(x) => println(x) + case None => println("nothing") } } |