Nix: use nixfmt as formatter

flake.nix

@@ -5,61 +5,67 @@
     nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
   };
 
-  outputs = {
+  outputs =
+    {
       self,
       nixpkgs,
       ...
-  }: let
+    }:
+    let
       eachSystem = nixpkgs.lib.genAttrs nixpkgs.lib.platforms.linux;
-    pkgsFor = eachSystem (system: nixpkgs.legacyPackages.${system}.appendOverlays [self.overlays.default]);
-  in {
-    formatter = eachSystem (system: pkgsFor.${system}.alejandra);
-
-    packages = eachSystem (
-      system: {
-        default = pkgsFor.${system}.noctalia-shell;
-      }
+      pkgsFor = eachSystem (
+        system: nixpkgs.legacyPackages.${system}.appendOverlays [ self.overlays.default ]
       );
+    in
+    {
+      formatter = eachSystem (system: pkgsFor.${system}.nixfmt);
+
+      packages = eachSystem (system: {
+        default = pkgsFor.${system}.noctalia-shell;
+      });
 
       overlays = {
         default = final: prev: {
           noctalia-shell = final.callPackage ./nix/package.nix {
-          version = let
-            mkDate = longDate: final.lib.concatStringsSep "-" [
+            version =
+              let
+                mkDate =
+                  longDate:
+                  final.lib.concatStringsSep "-" [
                     (builtins.substring 0 4 longDate)
                     (builtins.substring 4 2 longDate)
                     (builtins.substring 6 2 longDate)
                   ];
               in
-            mkDate (self.lastModifiedDate or "19700101")
-            + "_"
-            + (self.shortRev or "dirty");
+              mkDate (self.lastModifiedDate or "19700101") + "_" + (self.shortRev or "dirty");
           };
         };
       };
 
-    devShells = eachSystem (
-      system: {
+      devShells = eachSystem (system: {
         default = pkgsFor.${system}.callPackage ./nix/shell.nix { };
-      }
-    );
+      });
 
-    homeModules.default = {
+      homeModules.default =
+        {
           pkgs,
           lib,
           ...
-    }: {
+        }:
+        {
           imports = [ ./nix/home-module.nix ];
           programs.noctalia-shell.package =
             lib.mkDefault
               self.packages.${pkgs.stdenv.hostPlatform.system}.default;
         };
 
-    nixosModules.default = {
+      nixosModules.default =
+        {
           pkgs,
           lib,
           ...
-    }: {
+        }:
+        {
           imports = [ ./nix/nixos-module.nix ];
           services.noctalia-shell.package =
             lib.mkDefault

nix/home-module.nix

@@ -107,15 +107,15 @@ in
         {
           templates = {
             neovim = {
-              inputPath = "~/.config/matugen/templates/template.lua";
-              outputPath = "~/.config/nvim/generated.lua";
-              postHook = "pkill -SIGUSR1 nvim";
+              input_path = "~/.config/matugen/templates/template.lua";
+              output_path = "~/.config/nvim/generated.lua";
+              post_hook = "pkill -SIGUSR1 nvim";
             };
           };
         }
       '';
       description = ''
-        Template definitions for Matugen.
+        Template definitions for Matugen, to be written to ~/.config/noctalia/user-templates.toml.
 
         This option accepts:
         - a Nix attrset (converted to TOML automatically)
@@ -135,7 +135,6 @@ in
 
   config =
     let
-      restart = "${pkgs.systemd}/bin/systemctl --user try-restart noctalia-shell.service 2>/dev/null || true";
       useApp2Unit = cfg.settings.appLauncher.useApp2Unit or false;
     in
     lib.mkIf cfg.enable {
@@ -169,11 +168,9 @@ in
 
       xdg.configFile = {
         "noctalia/settings.json" = lib.mkIf (cfg.settings != { }) {
-          onChange = lib.mkIf (!cfg.systemd.enable) restart;
           source = generateJson "settings" cfg.settings;
         };
         "noctalia/colors.json" = lib.mkIf (cfg.colors != { }) {
-          onChange = lib.mkIf (!cfg.systemd.enable) restart;
           source = generateJson "colors" cfg.colors;
         };
         "noctalia/user-templates.toml" = lib.mkIf (cfg.user-templates != { }) {

nix/nixos-module.nix

@@ -2,9 +2,11 @@
   config,
   lib,
   ...
-}: let
+}:
+let
   cfg = config.services.noctalia-shell;
-in {
+in
+{
   options.services.noctalia-shell = {
     enable = lib.mkEnableOption "Noctalia shell systemd service";
 

nix/package.nix

@@ -16,10 +16,12 @@
   imagemagick,
   wget,
   gpu-screen-recorder, # optional
-}: let
+}:
+let
   src = lib.cleanSourceWith {
     src = ../.;
-    filter = path: type:
+    filter =
+      path: type:
       !(builtins.any (prefix: lib.path.hasPrefix (../. + prefix) (/. + path)) [
         /.github
         /.gitignore
@@ -36,8 +38,7 @@
       ]);
   };
 
-  runtimeDeps =
-    [
+  runtimeDeps = [
     brightnessctl
     cava
     cliphist