From 76e330d981b4623233c2cee63887e94f7be24029 Mon Sep 17 00:00:00 2001
From: Vincent Bernat <bernat@luffy.cx>
Date: Sat, 7 Jul 2012 10:21:40 +0200
Subject: [PATCH] widget: use empty string instead of nil when no widget is
 wanted

---
 rc/widgets.lua | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/rc/widgets.lua b/rc/widgets.lua
index fc9906f..c1a8e07 100644
--- a/rc/widgets.lua
+++ b/rc/widgets.lua
@@ -112,11 +112,11 @@ for s = 1, screen.count() do
     -- Add widgets to the wibox
     local onfirst = function(what)
        if s == 1 then return what end
-       return nil
+       return ""
     end
     local onsecond = function(what)
        if s == 2 or screen.count() == 1 then return what end
-       return nil
+       return ""
     end
 
     wibox[s].widgets = {