Pair.invert

rakudo · Jun 18, 2010 · 717459e · 717459e
1 parent 712cba4
commit 717459e
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/core/Pair.pm b/src/core/Pair.pm
@@ -10,6 +10,10 @@ augment class Pair {
     method values() {
         [self.value];
     }
+
+    multi method invert() {
+        $.value => $.key;
+    }
 }
 
 multi sub infix:<cmp>(Pair $a, Pair $b) {