beautiful: allow extra spaces in theme file

Signed-off-by: Julien Danjou <julien@danjou.info>

lib/beautiful.lua

@@ -23,12 +23,17 @@ local theme = {}
 --- Split line in two if it  contains the '=' character.
 -- @param line The line to split.
 -- @return nil if  the '=' character is not in the string
--- if the string begins with '#' which is a comment
 local function split_line(line)
     local split_val = line:find('=')
 
     if split_val and line:sub(1, 1) ~= '#' and line:sub(1, 2) ~= '--' then
-        return line:sub(1, split_val - 1), line:sub(split_val + 1, -1)
+        -- Remove spaces in key and extra spaces before value
+        local value = line:sub(split_val + 1, -1)
+        while value:sub(1, 1) == ' ' do
+            value = value:sub(2, -1)
+        end
+
+        return line:sub(1, split_val - 1):gsub(' ', ''), value
     end
 end
 

themes/default

@@ -2,25 +2,26 @@
 -- Default awesome theme --
 ---------------------------
 
-# Lines beginning with '#' are comments.
-# You do not need to add quotes.
-font=sans 8
+font          = sans 8
 
-bg_normal=#222222
-bg_focus=#535d6c
-bg_urgent=#ff0000
+bg_normal     = #222222
+bg_focus      = #535d6c
+bg_urgent     = #ff0000
 
-fg_normal=#aaaaaa
-fg_focus=#ffffff
-fg_urgent=#ffffff
+fg_normal     = #aaaaaa
+fg_focus      = #ffffff
+fg_urgent     = #ffffff
 
-border_width=1
-border_normal=#000000
-border_focus=#535d6c
-border_marked=#91231C
+border_width  = 1
+border_normal = #000000
+border_focus  = #535d6c
+border_marked = #91231c
 
-# You can't change that variable name, because beautiful
-# will check if 'wallpaper_cmd' is defined before setting 
-# the wallpaper.
-# Don't forget to set your own command here
-wallpaper_cmd=xsetroot -solid darkgrey
+# You can use your own command to
+# set your wallpaper
+wallpaper_cmd = xsetroot -solid darkgrey
+
+# You can add as many variables as
+# you wish and access them by using
+# beautiful.variable in your rc.lua
+#bg_widget    = #cc0000