From: Maxim Gordeev <m.gordeev@ntc-vulkan.ru>
Date: Thu, 25 Feb 2016 04:54:50 +0000 (+0300)
Subject: Default value for scallback is nil
X-Git-Url: https://git.madduck.net/etc/awesome.git/commitdiff_plain/624a0c9f020fbf81d982829b6d770dfb691c86b8?hp=e52c38e0f9ddf1299ff4d37c838007b4ebfdeaf7

Default value for scallback is nil
---

diff --git a/widgets/pulseaudio.lua b/widgets/pulseaudio.lua
index d243b8d..4f05779 100644
--- a/widgets/pulseaudio.lua
+++ b/widgets/pulseaudio.lua
@@ -23,7 +23,7 @@ local function worker(args)
    local args        = args or {}
    local timeout     = args.timeout or 5
    local settings    = args.settings or function() end
-   local scallback   = args.scallback or function() end
+   local scallback   = args.scallback or nil
 
    pulseaudio.sink   = args.sink or 0 -- user defined or first one
    pulseaudio.cmd    = args.cmd or string.format("pacmd list-sinks | sed -n -e '/base volume/d' -e '/index: %d/p' -e '/volume:/p' -e '/muted:/p' | sed -n -e '/index: %d/,+2p'",