feat: introduce treefmt and fmt all

nix/os/modules/ddclient-hetzner.nix

@@ -1,14 +1,9 @@
+{ lib, ... }:
 {
-  lib,
-  config,
-  ...
-}: let
-  cfg = config.services.ddclient-hetzner;
-in {
   options.services.ddclient-hetzner = with lib; {
     enable = mkEnableOption "Enable ddclient-hetzner";
-    zone = mkOption {type = types.str;};
-    domains = mkOption {type = types.listOf types.str;};
-    passwordFile = mkOption {type = types.path;};
+    zone = mkOption { type = types.str; };
+    domains = mkOption { type = types.listOf types.str; };
+    passwordFile = mkOption { type = types.path; };
   };
 }

nix/os/modules/ddclient-ovh.nix

@@ -1,12 +1,7 @@
+{ lib, ... }:
 {
-  lib,
-  config,
-  ...
-}: let
-  cfg = config.services.ddclientovh;
-in {
   options.services.ddclientovh = with lib; {
     enable = mkEnableOption "Enable ddclient-ovh";
-    domain = mkOption {type = types.str;};
+    domain = mkOption { type = types.str; };
   };
 }

nix/os/modules/initrd-network.nix

@@ -4,7 +4,8 @@
   pkgs,
   ...
 }:
-with lib; let
+with lib;
+let
   cfg = config.boot.initrd.network;
 
   udhcpcScript = pkgs.writeScript "udhcp-script" ''
@@ -25,7 +26,8 @@ with lib; let
   '';
 
   udhcpcArgs = toString cfg.udhcpc.extraArgs;
-in {
+in
+{
   options = {
     boot.initrd.network.enable = mkOption {
       type = types.bool;
@@ -46,7 +48,7 @@ in {
     };
 
     boot.initrd.network.udhcpc.extraArgs = mkOption {
-      default = [];
+      default = [ ];
       type = types.listOf types.str;
       description = ''
         Additional command-line arguments passed verbatim to udhcpc if
@@ -74,9 +76,9 @@ in {
   };
 
   config = mkIf cfg.enable {
-    warnings = ["Enabled SSH for stage1"];
+    warnings = [ "Enabled SSH for stage1" ];
 
-    boot.initrd.kernelModules = ["af_packet"];
+    boot.initrd.kernelModules = [ "af_packet" ];
 
     boot.initrd.extraUtilsCommands = ''
       copy_bin_and_libs ${pkgs.mkinitcpio-nfs-utils}/bin/ipconfig

nix/os/modules/natrouter.nix

@@ -1,9 +1,6 @@
+{ lib, ... }:
+with lib;
 {
-  lib,
-  config,
-  ...
-}:
-with lib; {
   # TODO
   # Provide a NAT/DHCP Router
   #

nix/os/modules/opinionatedDisk.nix

@@ -4,18 +4,17 @@
   pkgs,
   ...
 }:
-with lib; let
+with lib;
+let
   cfg = config.hardware.opinionatedDisk;
-  ownLib = pkgs.callPackage ../lib/default.nix {};
+  ownLib = pkgs.callPackage ../lib/default.nix { };
 
-  earlyDiskId = cfg:
-    if cfg.earlyDiskIdOverride != ""
-    then cfg.earlyDiskIdOverride
-    else cfg.diskId;
-in {
+  earlyDiskId = cfg: if cfg.earlyDiskIdOverride != "" then cfg.earlyDiskIdOverride else cfg.diskId;
+in
+{
   options.hardware.opinionatedDisk = {
     enable = mkEnableOption "Enable opinionated filesystem layout";
-    diskId = mkOption {type = types.str;};
+    diskId = mkOption { type = types.str; };
     encrypted = mkOption {
       default = true;
       type = types.bool;
@@ -36,31 +35,30 @@ in {
     fileSystems."/" = {
       device = ownLib.disk.rootFsDevice cfg.diskId;
       fsType = "btrfs";
-      options = ["subvol=nixos"];
+      options = [ "subvol=nixos" ];
     };
 
     fileSystems."/home" = {
       device = ownLib.disk.rootFsDevice cfg.diskId;
       fsType = "btrfs";
-      options = ["subvol=home"];
+      options = [ "subvol=home" ];
     };
 
-    swapDevices = [{device = ownLib.disk.swapFsDevice cfg.diskId;}];
+    swapDevices = [ { device = ownLib.disk.swapFsDevice cfg.diskId; } ];
 
     boot.loader.grub = {
       device = ownLib.disk.bootGrubDevice (earlyDiskId cfg);
       enableCryptodisk = cfg.encrypted;
     };
 
-    boot.initrd.luks.devices =
-      lib.optionalAttrs cfg.encrypted
-      (builtins.listToAttrs [
+    boot.initrd.luks.devices = lib.optionalAttrs cfg.encrypted (
+      builtins.listToAttrs [
         {
-          name = let
-            splitstring =
-              builtins.split "/" (ownLib.disk.bootLuksDevice cfg.diskId);
-            lastelem = (builtins.length splitstring) - 1;
-          in
+          name =
+            let
+              splitstring = builtins.split "/" (ownLib.disk.bootLuksDevice cfg.diskId);
+              lastelem = (builtins.length splitstring) - 1;
+            in
             builtins.elemAt splitstring lastelem;
           value = {
             device = ownLib.disk.bootLuksDevice cfg.diskId;
@@ -69,6 +67,7 @@ in {
             allowDiscards = true;
           };
         }
-      ]);
+      ]
+    );
   };
 }