add volume notification

.config/fish/config.fish

@@ -26,3 +26,10 @@ function ss
     gnome-screenshot -a -f ~/$timesave > /dev/null 2>&1
     echo 'Screenshot saved at ~/'$timesave
 end
+
+function getvol
+    killall notify-osd
+    set vol (pactl list sinks | grep '^[[:space:]]Volume:' | head -n 1 | tail -n 1 | sed -e 's,.* \([0-9][0-9]*\)%.*,\1,')
+    notify-send -t 50 'Volume: '$vol'%'
+    sleep 2
+end