diff options
Diffstat (limited to 'test/files/pos/viewtest2.scala')
| -rwxr-xr-x | test/files/pos/viewtest2.scala | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/test/files/pos/viewtest2.scala b/test/files/pos/viewtest2.scala index 1958696c1f..0d580418d0 100755 --- a/test/files/pos/viewtest2.scala +++ b/test/files/pos/viewtest2.scala @@ -24,20 +24,20 @@ trait Ordered[+a] { object O { - implicit def view1(x: String): Ordered[String] = new Ordered[String] { + def view (x: String): Ordered[String] = new Ordered[String] { def compareTo [b >: String <% Ordered[b]](y: b): int = y match { case y1: String => x compareTo y1; case _ => -(y compareTo x) } } - implicit def view2(x: char): Ordered[char] = new Ordered[char] { + def view (x: char): Ordered[char] = new Ordered[char] { def compareTo [b >: char <% Ordered[b]](y: b): int = y match { case y1: char => x - y1; case _ => -(y compareTo x) } } - implicit def view3[a <% Ordered[a]](x: List[a]): Ordered[List[a]] = + def view[a <% Ordered[a]](x: List[a]): Ordered[List[a]] = new Ordered[List[a]] { def compareTo [b >: List[a] <% Ordered[b]](y: b): int = y match { case y1: List[a] => compareLists(x, y1); @@ -54,8 +54,6 @@ object O { } } } - - implicit def view4[a](x: a): a = x; } trait Tree[+a <% Ordered[a]] { @@ -68,7 +66,7 @@ object Empty extends Tree[All] { def elements: List[All] = List(); } -class Node[a <% Ordered[a]](elem: a, l: Tree[a], r: Tree[a]) extends Tree[a] { +class Node[+a <% Ordered[a]](elem: a, l: Tree[a], r: Tree[a]) extends Tree[a] { def insert[b >: a <% Ordered[b]](x: b): Tree[b] = if (x == elem) this else if (x < elem) new Node(elem, l insert x, r) @@ -85,7 +83,7 @@ case class Str(elem: String) extends Ordered[Str] { } object Test { - import O._; + import O.view; private def toCharList(s: String): List[Char] = if (s.length() == 0) List() |