lib/notifier/osd_cat.rb in notifier-0.5.2 vs lib/notifier/osd_cat.rb in notifier-1.0.0

@@ -1,11 +1,15 @@
+# frozen_string_literal: true
+
 module Notifier
   module OsdCat
     extend self
 
     def supported?
-      Notifier.os?(/(linux|freebsd)/) && `which osd_cat > /dev/null` && $? == 0
+      Notifier.os?(/(linux|freebsd)/) &&
+        `which osd_cat > /dev/null` &&
+        $CHILD_STATUS == 0
     end
 
     def notify(options)
       color = options.fetch(:color, "white").to_s
 
@@ -16,14 +20,14 @@
         "--pos", "top",
         "--offset", "10",
         "--align", "center",
         "--font", "-bitstream-bitstream charter-bold-r-*-*-*-350-*-*-*-*-*-*",
         "--delay", "5",
-        "--outline", "4",
+        "--outline", "4"
       ]
 
       Thread.new do
-        Open3.popen3(*command) do |stdin, stdout, stderr|
+        Open3.popen3(*command) do |stdin, _stdout, _stderr|
           stdin.puts options[:message]
           stdin.close
         end
       end.join
     end