Merge pull request #2448 from jmaslak/wrap-whenever-i-s-a-listen

Example use of whenever should use a react block

Author: jmaslak

CREDITS

@@ -144,6 +144,10 @@ N: Juan Julián Merelo Guervós
 E: jjmerelo@gmail.com
 U: JJ
 
+N: Joelle Maslak
+E: jmaslak@antelope.net
+U: jmaslak
+
 N: John Gabriele
 E: jgabriele@fastmail.fm
 

doc/Type/IO/Socket/Async.pod6

@@ -162,9 +162,12 @@ Or when using C<whenever>:
 
 =begin code
 my $listener = IO::Socket::Async.listen('127.0.0.1', 5000);
-my $big-finish = Promise.new;
-my $tap = do whenever $listener -> $conn { ... }
-await $big-finish;
+my $tap;
+react {
+    $tap = do whenever $listener -> $conn { ... }
+}
+
+# When you want to close the listener, you can still use:
 $tap.close;
 =end code