added set volume by number

README.MD

@@ -32,4 +32,7 @@ There's also an i3bar_tools_threaded folder with tools for use with i3bar/i3bloc
 
 These have some configuration variables explicit to me, you'll need to change them for you for them to be useful I imagine.  
 
+### Dependencies
+- dmenu, rofi, or i3bar (with i3blocks)
+
 I'm aware my code is messy. I'm aware my code is undocumented. But hopefully these things are simple enough to work out.

volume.nim

@@ -59,20 +59,30 @@ proc get_volume*(run_once: bool = false) =
       data.selected_color = black
       let args = @["up", "down", "mute", "ncpamixer", "pavucontrol"]
       let option = outputJSON(data,args)
-      case option:
-        of "up":
-          discard execCmd("pamixer -i 5")
+      if option in args:
+        case option:
+          of "up":
+            discard execCmd("pamixer -i 5")
+            get_volume()
+          of "down":
+            discard execCmd("pamixer -d 5")
+            get_volume()
+          of "mute":
+            discard execCmd("pamixer -t")
+            get_volume()
+          of "ncpamixer":
+            discard execCmd("ncpamixer")
+          of "pavucontrol":
+            discard execCmd("pavucontrol")
+      else:
+        try:
+          let vol = parseInt(option)
+          discard execCmd("pamixer --set-volume " & $vol)
           get_volume()
-        of "down":
-          discard execCmd("pamixer -d 5")
-          get_volume()
-        of "mute":
-          discard execCmd("pamixer -t")
-          get_volume()
-        of "ncpamixer":
-          discard execCmd("ncpamixer")
-        of "pavucontrol":
-          discard execCmd("pavucontrol")
+        except:
+          echo getCurrentExceptionMsg()
+
+      
 
       
       if run_once: