Fix typo in stack effect.

diff --git a/contrib/concurrency/concurrency-examples.factor b/contrib/concurrency/concurrency-examples.factor
index 2bca816c82b9c30afb435a0a64610658e1913ac2..27c3b086e671dd341e66c03d78773a4bff0355ac 100644 (file)
--- a/contrib/concurrency/concurrency-examples.factor
+++ b/contrib/concurrency/concurrency-examples.factor
@@ -43,7 +43,7 @@ math math-contrib namespaces opengl prettyprint sequences threads ;
     "Pong server shutting down" swap send
   ] if ;
   
-: pong-server0 ( -- process)
+: pong-server0 ( -- process )
   [ (pong-server0) ] spawn ;
 
 TUPLE: ping-message from ;