Give Seq an "invert" method

there is no generic method in Any, so Seq needs one for %h.pairs.invert to work
rakudo · Aug 22, 2015 · 7ccbe0d · 7ccbe0d
1 parent 5c0c7bc
commit 7ccbe0d
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/core/Seq.pm b/src/core/Seq.pm
@@ -116,6 +116,8 @@ my class Seq is Cool does Iterable does PositionalBindFailover {
         self.list.EXISTS-POS($idx)
     }
 
+    multi method invert(Seq:D:) { self.List.invert }
+
     # Lazy loops produce a Seq wrapping a loop iterator. We have a few
     # special cases of that.
     my class InfiniteLoopIter does SlippyIterator {