No closing argument here. Was removed in 2015

Jan-Olof Hendig · Jan-Olof Hendig · commit e6c3b65958e6 · 2017-06-09T19:31:57.000+02:00
diff --git a/doc/Type/Supply.pod6 b/doc/Type/Supply.pod6
@@ -51,7 +51,6 @@ Further examples can be found in the L<concurrency page|/language/concurrency#Su
 method tap(Supply:D: &emit = -> $ { },
         :&done,
         :&quit,
-        :&closing,
     --> Tap:D)
 
 Creates a new tap (a kind of subscription if you will), in addition to all
