Merge pull request #224 from streetturtle/comply-with-luacheck

Comply with luacheck

5 files changed, 10 insertions, 11 deletions

diff --git a/experiments/spotify-player/spotify-player.lua b/experiments/spotify-player/spotify-player.lua
index 9fb725b..a6c53df 100644
--- a/experiments/spotify-player/spotify-player.lua
+++ b/experiments/spotify-player/spotify-player.lua
@@ -6,7 +6,7 @@
 -- @author Pavel Makhov
 -- @copyright 2020 Pavel Makhov
 -------------------------------------------------
-
+--luacheck:ignore
 local awful = require("awful")
 local wibox = require("wibox")
 local watch = require("awful.widget.watch")
diff --git a/experiments/volume/utils.lua b/experiments/volume/utils.lua
index dcaeb84..417a666 100644
--- a/experiments/volume/utils.lua
+++ b/experiments/volume/utils.lua
@@ -1,5 +1,4 @@
 
-local json = require("json")
 
 local utils = {}
 
diff --git a/experiments/volume/volume.lua b/experiments/volume/volume.lua
index 9110a45..a044ecf 100644
--- a/experiments/volume/volume.lua
+++ b/experiments/volume/volume.lua
@@ -68,7 +68,7 @@ local function build_rows(devices, on_checkbox_click, device_type)
             widget        = wibox.widget.checkbox
         }
 
-        checkbox:connect_signal("button::press", function(c)
+        checkbox:connect_signal("button::press", function()
             spawn.easy_async(string.format([[sh -c 'pacmd set-default-%s "%s"']], device_type, device.name), function()
                 on_checkbox_click()
             end)
@@ -105,19 +105,19 @@ local function build_rows(devices, on_checkbox_click, device_type)
         row:connect_signal("mouse::leave", function(c) c:set_bg(beautiful.bg_normal) end)
 
         local old_cursor, old_wibox
-        row:connect_signal("mouse::enter", function(c)
+        row:connect_signal("mouse::enter", function()
             local wb = mouse.current_wibox
             old_cursor, old_wibox = wb.cursor, wb
             wb.cursor = "hand1"
         end)
-        row:connect_signal("mouse::leave", function(c)
+        row:connect_signal("mouse::leave", function()
             if old_wibox then
                 old_wibox.cursor = old_cursor
                 old_wibox = nil
             end
         end)
 
-        row:connect_signal("button::press", function(c)
+        row:connect_signal("button::press", function()
             spawn.easy_async(string.format([[sh -c 'pacmd set-default-%s "%s"']], device_type, device.name), function()
                 on_checkbox_click()
             end)
@@ -158,9 +158,9 @@ local function rebuild_popup()
 end
 
 
-local function worker(args)
+local function worker(user_args)
 
-    local args = args or {}
+    local args = user_args or {}
 
     local widget_type = args.widget_type
 
diff --git a/experiments/volume/widgets/icon-and-text-widget.lua b/experiments/volume/widgets/icon-and-text-widget.lua
index 5517f11..6ba6979 100644
--- a/experiments/volume/widgets/icon-and-text-widget.lua
+++ b/experiments/volume/widgets/icon-and-text-widget.lua
@@ -24,7 +24,7 @@ function widget.get_widget()
         is_muted = true,
         set_volume_level = function(self, new_value)
             self:get_children_by_id('txt')[1]:set_text(new_value)
-            local volume_icon_name = ''
+            local volume_icon_name
             if self.is_muted then
                 volume_icon_name = 'audio-volume-muted-symbolic.svg'
             else
@@ -41,7 +41,7 @@ function widget.get_widget()
         end,
         mute = function(self)
             self.is_muted = true
-            self:get_children_by_id('icon')[1]:set_image(WIDGET_DIR .. 'audio-volume-muted-symbolic.svg') 
+            self:get_children_by_id('icon')[1]:set_image(WIDGET_DIR .. 'audio-volume-muted-symbolic.svg')
         end,
         unmute = function(self)
             self.is_muted = false
diff --git a/experiments/volume/widgets/icon-widget.lua b/experiments/volume/widgets/icon-widget.lua
index 2a20dde..ac4122c 100644
--- a/experiments/volume/widgets/icon-widget.lua
+++ b/experiments/volume/widgets/icon-widget.lua
@@ -15,7 +15,7 @@ function widget.get_widget()
         valign = 'center',
         layout = wibox.container.place,
         set_volume_level = function(self, new_value)
-            local volume_icon_name = ''
+            local volume_icon_name
             if self.is_muted then
                 volume_icon_name = 'audio-volume-muted-symbolic.svg'
             else