dwm: format module with nixfmt

Author: pinn3

nixos/modules/services/x11/window-managers/dwm.nix

@@ -6,18 +6,16 @@ let
 
   cfg = config.services.xserver.windowManager.dwm;
 
-in
-
-{
+in {
 
   ###### interface
 
   options = {
     services.xserver.windowManager.dwm = {
       enable = mkEnableOption "dwm";
       extraSessionCommands = mkOption {
-        default     = "";
-        type        = types.lines;
+        default = "";
+        type = types.lines;
         description = ''
           Shell commands executed just before dwm is started.
         '';
@@ -37,22 +35,20 @@ in
     };
   };
 
-
   ###### implementation
 
   config = mkIf cfg.enable {
 
-    services.xserver.windowManager.session = singleton
-      { name = "dwm";
-        start =
-          ''
-            ${cfg.extraSessionCommands}
+    services.xserver.windowManager.session = singleton {
+      name = "dwm";
+      start = ''
+        ${cfg.extraSessionCommands}
 
-            export _JAVA_AWT_WM_NONREPARENTING=1
-            dwm &
-            waitPID=$!
-          '';
-      };
+        export _JAVA_AWT_WM_NONREPARENTING=1
+        dwm &
+        waitPID=$!
+      '';
+    };
 
     environment.systemPackages = [ cfg.package ];