treewide: alejandra -> nixfmt

flake.nix

@@ -88,23 +88,28 @@
     };
   };
 
-  outputs = inputs @ {
+  outputs =
+    inputs@{
       self,
       nixpkgs,
       systems,
       ...
-  }: let
+    }:
+    let
       inherit (nixpkgs) lib;
       eachSystem = lib.genAttrs (import systems);
-    pkgsFor = eachSystem (system:
+      pkgsFor = eachSystem (
+        system:
         import nixpkgs {
           localSystem = system;
           overlays = with self.overlays; [
             hyprland-packages
             hyprland-extras
           ];
-      });
+        }
-    pkgsCrossFor = eachSystem (system: crossSystem:
+      );
+      pkgsCrossFor = eachSystem (
+        system: crossSystem:
         import nixpkgs {
           localSystem = system;
           inherit crossSystem;
@@ -112,29 +117,36 @@
             hyprland-packages
             hyprland-extras
           ];
-      });
+        }
-    pkgsDebugFor = eachSystem (system:
+      );
+      pkgsDebugFor = eachSystem (
+        system:
         import nixpkgs {
           localSystem = system;
           overlays = with self.overlays; [
             hyprland-debug
           ];
-      });
+        }
-    pkgsDebugCrossFor = eachSystem (system: crossSystem:
+      );
+      pkgsDebugCrossFor = eachSystem (
+        system: crossSystem:
         import nixpkgs {
           localSystem = system;
           inherit crossSystem;
           overlays = with self.overlays; [
             hyprland-debug
           ];
-      });
+        }
-  in {
+      );
+    in
+    {
       overlays = import ./nix/overlays.nix { inherit self lib inputs; };
 
-    checks = eachSystem (system:
+      checks = eachSystem (
-      (lib.filterAttrs
+        system:
-        (n: _: (lib.hasPrefix "hyprland" n) && !(lib.hasSuffix "debug" n))
+        (lib.filterAttrs (
-        self.packages.${system})
+          n: _: (lib.hasPrefix "hyprland" n) && !(lib.hasSuffix "debug" n)
+        ) self.packages.${system})
         // {
           inherit (self.packages.${system}) xdg-desktop-portal-hyprland;
           pre-commit-check = inputs.pre-commit-hooks.lib.${system}.run {
@@ -150,12 +162,12 @@
             };
           };
         }
-      // (import ./nix/tests inputs pkgsFor.${system}));
+        // (import ./nix/tests inputs pkgsFor.${system})
+      );
 
       packages = eachSystem (system: {
         default = self.packages.${system}.hyprland;
-      inherit
+        inherit (pkgsFor.${system})
-        (pkgsFor.${system})
           # hyprland-packages
           hyprland
           hyprland-unwrapped
@@ -170,9 +182,11 @@
 
       devShells = eachSystem (system: {
         default =
-        pkgsFor.${system}.mkShell.override {
+          pkgsFor.${system}.mkShell.override
+            {
               inherit (self.packages.${system}.default) stdenv;
-        } {
+            }
+            {
               name = "hyprland-shell";
               hardeningDisable = [ "fortify" ];
               inputsFrom = [ pkgsFor.${system}.hyprland ];

nix/default.nix

@@ -60,12 +60,23 @@
   hidpiXWayland ? false,
   legacyRenderer ? false,
   withHyprtester ? false,
-}: let
+}:
+let
   inherit (builtins) foldl' readFile;
   inherit (lib.asserts) assertMsg;
   inherit (lib.attrsets) mapAttrsToList;
-  inherit (lib.lists) flatten concatLists optional optionals;
+  inherit (lib.lists)
-  inherit (lib.strings) makeBinPath optionalString cmakeBool trim;
+    flatten
+    concatLists
+    optional
+    optionals
+    ;
+  inherit (lib.strings)
+    makeBinPath
+    optionalString
+    cmakeBool
+    trim
+    ;
   fs = lib.fileset;
 
   adapters = flatten [
@@ -77,9 +88,14 @@
 in
 assert assertMsg (!nvidiaPatches) "The option `nvidiaPatches` has been removed.";
 assert assertMsg (!enableNvidiaPatches) "The option `enableNvidiaPatches` has been removed.";
-  assert assertMsg (!hidpiXWayland) "The option `hidpiXWayland` has been removed. Please refer https://wiki.hypr.land/Configuring/XWayland";
+assert assertMsg (!hidpiXWayland)
-  assert assertMsg (!legacyRenderer) "The option `legacyRenderer` has been removed. Legacy renderer is no longer supported.";
+  "The option `hidpiXWayland` has been removed. Please refer https://wiki.hypr.land/Configuring/XWayland";
-  assert assertMsg (!withHyprtester) "The option `withHyprtester` has been removed. Hyprtester is always built now.";
+assert assertMsg (
+  !legacyRenderer
+) "The option `legacyRenderer` has been removed. Legacy renderer is no longer supported.";
+assert assertMsg (
+  !withHyprtester
+) "The option `withHyprtester` has been removed. Hyprtester is always built now.";
 customStdenv.mkDerivation (finalAttrs: {
   pname = "hyprland${optionalString debug "-debug"}";
   inherit version withTests;
@@ -90,7 +106,8 @@ in
       fs.intersection
         # allows non-flake builds to only include files tracked by git
         (fs.gitTracked ../.)
-          (fs.unions (flatten [
+        (
+          fs.unions (flatten [
             ../assets/hyprland-portals.conf
             ../assets/install
             ../hyprctl
@@ -106,8 +123,12 @@ in
             (fs.fileFilter (file: file.hasExt "conf" || file.hasExt "in") ../example)
             (fs.fileFilter (file: file.hasExt "sh") ../scripts)
             (fs.fileFilter (file: file.name == "CMakeLists.txt") ../.)
-            (optional withTests [../tests ../hyprtester])
+            (optional withTests [
-          ]));
+              ../tests
+              ../hyprtester
+            ])
+          ])
+        );
   };
 
   postPatch = ''
@@ -190,10 +211,7 @@ in
 
   strictDeps = true;
 
-      cmakeBuildType =
+  cmakeBuildType = if debug then "Debug" else "RelWithDebInfo";
-        if debug
-        then "Debug"
-        else "RelWithDebInfo";
 
   # we want as much debug info as possible
   dontStrip = debug;
@@ -218,12 +236,14 @@ in
   postInstall = ''
     ${optionalString wrapRuntimeDeps ''
       wrapProgram $out/bin/Hyprland \
-            --suffix PATH : ${makeBinPath [
+        --suffix PATH : ${
+          makeBinPath [
             binutils
             hyprland-guiutils
             pciutils
             pkgconf
-          ]}
+          ]
+        }
     ''}
 
     ${optionalString withTests ''

nix/formatter.nix

@@ -2,7 +2,7 @@
   writeShellApplication,
   deadnix,
   statix,
-  alejandra,
+  nixfmt,
   llvmPackages_19,
   fd,
 }:
@@ -11,7 +11,7 @@ writeShellApplication {
   runtimeInputs = [
     deadnix
     statix
-    alejandra
+    nixfmt
     llvmPackages_19.clang-tools
     fd
   ];
@@ -24,14 +24,14 @@ writeShellApplication {
     nix_format() {
       if [ "$*" = 0 ]; then
         fd '.*\.nix' . -E "$excludes" -x statix fix -- {} \;
-        fd '.*\.nix' . -E "$excludes" -X deadnix -e -- {} \; -X alejandra {} \;
+        fd '.*\.nix' . -E "$excludes" -X deadnix -e -- {} \; -X nixfmt {} \;
       elif [ -d "$1" ]; then
         fd '.*\.nix' "$1" -E "$excludes" -i -x statix fix -- {} \;
-        fd '.*\.nix' "$1" -E "$excludes" -i -X deadnix -e -- {} \; -X alejandra {} \;
+        fd '.*\.nix' "$1" -E "$excludes" -i -X deadnix -e -- {} \; -X nixfmt {} \;
       else
         statix fix -- "$1"
         deadnix -e "$1"
-        alejandra "$1"
+        nixfmt "$1"
       fi
     }
 

nix/hm-module.nix

@@ -1,13 +1,15 @@
-self: {
+self:
-  config,
+{
   lib,
   pkgs,
   ...
-}: let
+}:
+let
   inherit (pkgs.stdenv.hostPlatform) system;
 
   package = self.packages.${system}.default;
-in {
+in
+{
   config = {
     wayland.windowManager.hyprland.package = lib.mkDefault package;
   };

nix/lib.nix

@@ -1,4 +1,5 @@
-lib: let
+lib:
+let
   inherit (lib)
     attrNames
     filterAttrs
@@ -81,11 +82,19 @@ lib: let
 
     :::
   */
-  toHyprlang = {
+  toHyprlang =
-    topCommandsPrefixes ? ["$" "bezier"],
+    {
+      topCommandsPrefixes ? [
+        "$"
+        "bezier"
+      ],
       bottomCommandsPrefixes ? [ ],
-  }: attrs: let
+    }:
-    toHyprlang' = attrs: let
+    attrs:
+    let
+      toHyprlang' =
+        attrs:
+        let
           # Specially configured `toKeyValue` generator with support for duplicate keys
           # and a legible key-value separator.
           mkCommands = generators.toKeyValue {
@@ -99,8 +108,7 @@ lib: let
           commands = flattenAttrs (p: k: "${p}:${k}") attrs;
 
           # General filtering function to check if a key starts with any prefix in a given list.
-      filterCommands = list: n:
+          filterCommands = list: n: foldl (acc: prefix: acc || hasPrefix prefix n) false list;
-        foldl (acc: prefix: acc || hasPrefix prefix n) false list;
 
           # Partition keys into top commands and the rest
           result = partition (filterCommands topCommandsPrefixes) (attrNames commands);
@@ -174,24 +182,19 @@ lib: let
     ```
 
     :::
-
   */
-  flattenAttrs = pred: attrs: let
+  flattenAttrs =
-    flattenAttrs' = prefix: attrs:
+    pred: attrs:
+    let
+      flattenAttrs' =
+        prefix: attrs:
         builtins.foldl' (
-        acc: key: let
+          acc: key:
+          let
             value = attrs.${key};
-          newKey =
+            newKey = if prefix == "" then key else pred prefix key;
-            if prefix == ""
-            then key
-            else pred prefix key;
           in
-          acc
+          acc // (if builtins.isAttrs value then flattenAttrs' newKey value else { "${newKey}" = value; })
-          // (
-            if builtins.isAttrs value
-            then flattenAttrs' newKey value
-            else {"${newKey}" = value;}
-          )
         ) { } (builtins.attrNames attrs);
     in
     flattenAttrs' "" attrs;

nix/module.nix

@@ -1,13 +1,16 @@
-inputs: {
+inputs:
+{
   config,
   lib,
   pkgs,
   ...
-}: let
+}:
+let
   inherit (pkgs.stdenv.hostPlatform) system;
   selflib = import ./lib.nix lib;
   cfg = config.programs.hyprland;
-in {
+in
+{
   options = {
     programs.hyprland = {
       plugins = lib.mkOption {
@@ -20,7 +23,9 @@ in {
       };
 
       settings = lib.mkOption {
-        type = with lib.types; let
+        type =
+          with lib.types;
+          let
             valueType =
               nullOr (oneOf [
                 bool
@@ -92,8 +97,15 @@ in {
 
       topPrefixes = lib.mkOption {
         type = with lib.types; listOf str;
-        default = ["$" "bezier"];
+        default = [
-        example = ["$" "bezier" "source"];
+          "$"
+          "bezier"
+        ];
+        example = [
+          "$"
+          "bezier"
+          "source"
+        ];
         description = ''
           List of prefix of attributes to put at the top of the config.
         '';
@@ -117,20 +129,22 @@ in {
       };
     }
     (lib.mkIf cfg.enable {
-      environment.etc."xdg/hypr/hyprland.conf" = let
+      environment.etc."xdg/hypr/hyprland.conf" =
+        let
           shouldGenerate = cfg.extraConfig != "" || cfg.settings != { } || cfg.plugins != [ ];
 
-        pluginsToHyprlang = plugins:
+          pluginsToHyprlang =
-          selflib.toHyprlang {
+            _plugins:
+            selflib.toHyprlang
+              {
                 topCommandsPrefixes = cfg.topPrefixes;
                 bottomCommandsPrefixes = cfg.bottomPrefixes;
               }
               {
-            "exec-once" = let
+                "exec-once" =
-              mkEntry = entry:
+                  let
-                if lib.types.package.check entry
+                    mkEntry =
-                then "${entry}/lib/lib${entry.pname}.so"
+                      entry: if lib.types.package.check entry then "${entry}/lib/lib${entry.pname}.so" else entry;
-                else entry;
                     hyprctl = lib.getExe' config.programs.hyprland.package "hyprctl";
                   in
                   map (p: "${hyprctl} plugin load ${mkEntry p}") cfg.plugins;
@@ -138,14 +152,13 @@ in {
         in
         lib.mkIf shouldGenerate {
           text =
-            lib.optionalString (cfg.plugins != [])
+            lib.optionalString (cfg.plugins != [ ]) (pluginsToHyprlang cfg.plugins)
-            (pluginsToHyprlang cfg.plugins)
+            + lib.optionalString (cfg.settings != { }) (
-            + lib.optionalString (cfg.settings != {})
+              selflib.toHyprlang {
-            (selflib.toHyprlang {
                 topCommandsPrefixes = cfg.topPrefixes;
                 bottomCommandsPrefixes = cfg.bottomPrefixes;
-              }
+              } cfg.settings
-              cfg.settings)
+            )
             + lib.optionalString (cfg.extraConfig != "") cfg.extraConfig;
         };
     })

nix/overlays.nix

@@ -2,20 +2,27 @@
   self,
   lib,
   inputs,
-}: let
+}:
-  mkDate = longDate: (lib.concatStringsSep "-" [
+let
+  mkDate =
+    longDate:
+    (lib.concatStringsSep "-" [
       (builtins.substring 0 4 longDate)
       (builtins.substring 4 2 longDate)
       (builtins.substring 6 2 longDate)
     ]);
   ver = lib.removeSuffix "\n" (builtins.readFile ../VERSION);
-in {
+in
+{
   # Contains what a user is most likely to care about:
   # Hyprland itself, XDPH and the Share Picker.
-  default = lib.composeManyExtensions (with self.overlays; [
+  default = lib.composeManyExtensions (
+    with self.overlays;
+    [
       hyprland-packages
       hyprland-extras
-  ]);
+    ]
+  );
 
   # Packages for variations of Hyprland, dependencies included.
   hyprland-packages = lib.composeManyExtensions [
@@ -33,10 +40,13 @@ in {
     self.overlays.glaze
 
     # Hyprland packages themselves
-    (final: _prev: let
+    (
+      final: _prev:
+      let
         date = mkDate (self.lastModifiedDate or "19700101");
         version = "${ver}+date=${date}_${self.shortRev or "dirty"}";
-    in {
+      in
+      {
         hyprland = final.callPackage ./default.nix {
           stdenv = final.gcc15Stdenv;
           commit = self.rev or "";
@@ -47,35 +57,28 @@ in {
 
         hyprland-with-tests = final.hyprland.override { withTests = true; };
 
-      hyprland-with-hyprtester =
+        hyprland-with-hyprtester = builtins.trace ''
-        builtins.trace ''
           hyprland-with-hyprtester was removed. Please use the hyprland package.
           Hyprtester is always built now.
-        ''
+        '' final.hyprland;
-        final.hyprland;
 
         # deprecated packages
-      hyprland-legacy-renderer =
+        hyprland-legacy-renderer = builtins.trace ''
-        builtins.trace ''
           hyprland-legacy-renderer was removed. Please use the hyprland package.
           Legacy renderer is no longer supported.
-        ''
+        '' final.hyprland;
-        final.hyprland;
 
-      hyprland-nvidia =
+        hyprland-nvidia = builtins.trace ''
-        builtins.trace ''
           hyprland-nvidia was removed. Please use the hyprland package.
           Nvidia patches are no longer needed.
-        ''
+        '' final.hyprland;
-        final.hyprland;
 
-      hyprland-hidpi =
+        hyprland-hidpi = builtins.trace ''
-        builtins.trace ''
           hyprland-hidpi was removed. Please use the hyprland package.
           For more information, refer to https://wiki.hypr.land/Configuring/XWayland.
-        ''
+        '' final.hyprland;
-        final.hyprland;
+      }
-    })
+    )
   ];
 
   # Debug
@@ -83,7 +86,7 @@ in {
     # Dependencies
     self.overlays.hyprland-packages
 
-    (final: prev: {
+    (_final: prev: {
       aquamarine = prev.aquamarine.override { debug = true; };
       hyprutils = prev.hyprutils.override { debug = true; };
       hyprland-debug = prev.hyprland.override { debug = true; };
@@ -100,7 +103,8 @@ in {
   # this version is the one used in the git submodule, and allows us to
   # fetch the source without '?submodules=1'
   udis86 = final: prev: {
-    udis86-hyprland = prev.udis86.overrideAttrs (_self: _super: {
+    udis86-hyprland = prev.udis86.overrideAttrs (
+      _self: _super: {
         src = final.fetchFromGitHub {
           owner = "canihavesomecoffee";
           repo = "udis86";
@@ -109,12 +113,13 @@ in {
         };
 
         patches = [ ];
-    });
+      }
+    );
   };
 
   # Even though glaze itself disables it by default, nixpkgs sets ENABLE_SSL set to true.
   # Since we don't include openssl, the build failes without the `enableSSL = false;` override
-  glaze = final: prev: {
+  glaze = _final: prev: {
     glaze-hyprland = prev.glaze.override {
       enableSSL = false;
       enableInterop = false;

nix/tests/default.nix

@@ -1,11 +1,15 @@
-inputs: pkgs: let
+inputs: pkgs:
+let
   flake = inputs.self.packages.${pkgs.stdenv.hostPlatform.system};
   hyprland = flake.hyprland-with-tests;
-in {
+in
+{
   tests = pkgs.testers.runNixOSTest {
     name = "hyprland-tests";
 
-    nodes.machine = {pkgs, ...}: {
+    nodes.machine =
+      { pkgs, ... }:
+      {
         environment.systemPackages = with pkgs; [
           # Programs needed for tests
           jq