Enum.invert (inherited by Pair).

rakudo · Aug 3, 2011 · e9ee086 · e9ee086
1 parent 40f4264
commit e9ee086
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/core/Enum.pm b/src/core/Enum.pm
@@ -13,6 +13,10 @@ my class Enum {
         my $method = $.key;
         $topic."$method"() === $.value;
     }
+
+    method invert() {
+        $.value => $.key;
+    }
 
     method key(Enum:D:)   { $!key }
     method kv(Enum:D:)    { $!key, $!value }