fix more warnings

1 files changed, 9 insertions, 8 deletions

diff --git a/github-contributions-widget/github-contributions-widget.lua b/github-contributions-widget/github-contributions-widget.lua
index b462299..5a45fcb 100644
--- a/github-contributions-widget/github-contributions-widget.lua
+++ b/github-contributions-widget/github-contributions-widget.lua
@@ -13,7 +13,8 @@ local naughty = require("naughty")
 local wibox = require("wibox")
 local widget_themes = require("awesome-wm-widgets.github-contributions-widget.themes")
 
-local GET_CONTRIBUTIONS_CMD = [[bash -c "curl -s https://github-contributions.now.sh/api/v1/%s | jq -r '[.contributions[] | select ( .date | strptime(\"%%Y-%%m-%%d\") | mktime < now)][:%s]| .[].color'"]]
+local GET_CONTRIBUTIONS_CMD = [[bash -c "curl -s https://github-contributions.now.sh/api/v1/%s]]
+    .. [[ | jq -r '[.contributions[] | select ( .date | strptime(\"%%Y-%%m-%%d\") | mktime < now)][:%s]| .[].color'"]]
 
 local github_contributions_widget = wibox.widget{
     reflection = {
@@ -30,9 +31,9 @@ local function show_warning(message)
         text = message}
 end
 
-local function worker(args)
+local function worker(user_args)
 
-    local args = args or {}
+    local args = user_args or {}
 
     local username = args.username or 'streetturtle'
     local days = args.days or 365
@@ -62,10 +63,10 @@ local function worker(args)
         local r, g, b = hex2rgb(color)
 
         return wibox.widget{
-            fit = function(self, context, width, height)
+            fit = function()
                 return 3, 3
             end,
-            draw = function(self, context, cr, width, height)
+            draw = function(_, _, cr, _, _)
                 cr:set_source_rgb(r/255, g/255, b/255)
                 cr:rectangle(0, 0, with_border and 2 or 3, with_border and 2 or 3)
                 cr:fill()
@@ -77,11 +78,11 @@ local function worker(args)
     local col = {layout = wibox.layout.fixed.vertical}
     local row = {layout = wibox.layout.fixed.horizontal}
     local a = 5 - os.date('%w')
-    for i = 0, a do
+    for _ = 0, a do
         table.insert(col, get_square(color_of_empty_cells))
     end
 
-    local update_widget = function(widget, stdout, _, _, _)
+    local update_widget = function(_, stdout, _, _, _)
         for colors in stdout:gmatch("[^\r\n]+") do
             if a%7 == 0 then
                 table.insert(row, col)
@@ -100,7 +101,7 @@ local function worker(args)
     end
 
     awful.spawn.easy_async(string.format(GET_CONTRIBUTIONS_CMD, username, days),
-        function(stdout, stderr)
+        function(stdout)
             update_widget(github_contributions_widget, stdout)
         end)