feat: format via 'ls **/*.nix | each { |it| nixfmt $it.name }'

modules/base/default.nix

@@ -1,3 +1,4 @@
-{mylib, ...}: {
+{ mylib, ... }:
+{
   imports = mylib.scanPaths ./.;
 }

modules/base/fonts.nix

@@ -3,16 +3,18 @@
   config,
   lib,
   ...
-}: let
+}:
+let
   cfg = config.modules.desktop;
-in {
+in
+{
   options.modules.desktop = {
     fonts.enable = lib.mkEnableOption "Rich Fonts - Add NerdFonts Icons, emojis & CJK Fonts";
   };
 
-  config.fonts.packages = with pkgs;
-    lib.mkIf cfg.fonts.enable
-    [
+  config.fonts.packages =
+    with pkgs;
+    lib.mkIf cfg.fonts.enable [
       # icon fonts
       material-design-icons
       font-awesome

modules/base/nix.nix

@@ -3,7 +3,8 @@
   config,
   myvars,
   ...
-}: {
+}:
+{
   # auto upgrade nix to the unstable version
   # https://github.com/NixOS/nixpkgs/blob/nixos-unstable/pkgs/tools/package-management/nix/default.nix#L284
   # nix.package = pkgs.nixVersions.latest;
@@ -13,12 +14,15 @@
 
   nix.settings = {
     # enable flakes globally
-    experimental-features = ["nix-command" "flakes"];
+    experimental-features = [
+      "nix-command"
+      "flakes"
+    ];
 
     # given the users in this list the right to specify additional substituters via:
     #    1. `nixConfig.substituers` in `flake.nix`
     #    2. command line args `--options substituers http://xxx`
-    trusted-users = [myvars.username];
+    trusted-users = [ myvars.username ];
 
     # substituers that will be considered before the official ones(https://cache.nixos.org)
     substituters = [

modules/base/overlays.nix

@@ -1,7 +1,7 @@
-{nuenv, ...} @ args: {
-  nixpkgs.overlays =
-    [
-      nuenv.overlays.default
-    ]
-    ++ (import ../../overlays args);
+{ nuenv, ... }@args:
+{
+  nixpkgs.overlays = [
+    nuenv.overlays.default
+  ]
+  ++ (import ../../overlays args);
 }

modules/base/system-packages.nix

@@ -1,4 +1,5 @@
-{pkgs, ...}: {
+{ pkgs, ... }:
+{
   # for security reasons, do not load neovim's user config
   # since EDITOR may be used to edit some critical files
   environment.variables.EDITOR = "nvim --clean";

modules/base/users.nix

@@ -1,4 +1,5 @@
-{myvars, ...}: {
+{ myvars, ... }:
+{
   programs.ssh = myvars.networking.ssh;
 
   users.users.${myvars.username} = {

modules/darwin/apps.nix

@@ -53,12 +53,12 @@ let
     # HTTPS_PROXY = "http://127.0.0.1:7890";
   };
 
-  homebrew_env_script =
-    lib.attrsets.foldlAttrs
-    (acc: name: value: acc + "\nexport ${name}=${value}")
-    ""
-    (homebrew_mirror_env // local_proxy_env);
-in {
+  homebrew_env_script = lib.attrsets.foldlAttrs (
+    acc: name: value:
+    acc + "\nexport ${name}=${value}"
+  ) "" (homebrew_mirror_env // local_proxy_env);
+in
+{
   # Install packages from nix's official package repository.
   #
   # The packages installed here are available to all users, and are reproducible across machines, and are rollbackable.
@@ -75,13 +75,14 @@ in {
     # darwin only apps
     utm # virtual machine
   ];
-  environment.variables =
-    {
-      # Fix https://github.com/LnL7/nix-darwin/wiki/Terminfo-issues
-      TERMINFO_DIRS = map (path: path + "/share/terminfo") config.environment.profiles ++ ["/usr/share/terminfo"];
-    }
-    # Set variables for you to manually install homebrew packages.
-    // homebrew_mirror_env;
+  environment.variables = {
+    # Fix https://github.com/LnL7/nix-darwin/wiki/Terminfo-issues
+    TERMINFO_DIRS = map (path: path + "/share/terminfo") config.environment.profiles ++ [
+      "/usr/share/terminfo"
+    ];
+  }
+  # Set variables for you to manually install homebrew packages.
+  // homebrew_mirror_env;
 
   # Set environment variables for nix-darwin before run `brew bundle`.
   system.activationScripts.homebrew.text = lib.mkBefore ''

modules/darwin/broken-packages.nix

@@ -1,4 +1,4 @@
-{lib, ...}:
+{ lib, ... }:
 # ===================================================================
 # Remove packages that are not well supported for the Darwin platform
 # ===================================================================
@@ -19,15 +19,16 @@ let
     "ncdu"
     "racket-minimal"
   ];
-in {
+in
+{
   nixpkgs.overlays = [
-    (_: super: let
-      removeUnwantedPackages = pname:
-        lib.warn "the ${pname} has been removed on the darwin platform"
-        super.emptyDirectory;
-    in
-      lib.genAttrs
-      brokenPackages
-      removeUnwantedPackages)
+    (
+      _: super:
+      let
+        removeUnwantedPackages =
+          pname: lib.warn "the ${pname} has been removed on the darwin platform" super.emptyDirectory;
+      in
+      lib.genAttrs brokenPackages removeUnwantedPackages
+    )
   ];
 }

modules/darwin/default.nix

@@ -1,7 +1,6 @@
-{mylib, ...}: {
-  imports =
-    (mylib.scanPaths ./.)
-    ++ [
-      ../base
-    ];
+{ mylib, ... }:
+{
+  imports = (mylib.scanPaths ./.) ++ [
+    ../base
+  ];
 }

modules/darwin/nix-core.nix

@@ -1,4 +1,5 @@
-{config, ...}: {
+{ config, ... }:
+{
   ###################################################################################
   #
   #  Core configuration for nix-darwin

modules/darwin/security.nix

@@ -2,9 +2,11 @@
   config,
   myvars,
   ...
-}: let
+}:
+let
   homeDir = config.users.users."${myvars.username}".home;
-in {
+in
+{
   # https://github.com/LnL7/nix-darwin/blob/master/modules/programs/gnupg.nix
   # try `pkill gpg-agent` if you have issues(such as `no pinentry`)
   programs.gnupg.agent = {

modules/darwin/users.nix

@@ -1,4 +1,5 @@
-{myvars, ...}: {
+{ myvars, ... }:
+{
   # Define a user account. Don't forget to set a password with ‘passwd’.
   users.users."${myvars.username}" = {
     home = "/Users/${myvars.username}";

modules/nixos/base/core.nix

@@ -1,4 +1,5 @@
-{lib, ...}: {
+{ lib, ... }:
+{
   boot.loader.systemd-boot = {
     # we use Git for version control, so we don't need to keep too many generations.
     configurationLimit = lib.mkDefault 10;

modules/nixos/base/default.nix

@@ -1,3 +1,4 @@
-{mylib, ...}: {
+{ mylib, ... }:
+{
   imports = mylib.scanPaths ./.;
 }

modules/nixos/base/nix.nix

@@ -2,7 +2,8 @@
   config,
   lib,
   ...
-}: {
+}:
+{
   # to install chrome, you need to enable unfree packages
   nixpkgs.config.allowUnfree = lib.mkForce true;
 

modules/nixos/base/packages.nix

@@ -1,4 +1,5 @@
-{pkgs, ...}: {
+{ pkgs, ... }:
+{
   # List packages installed in system profile. To search, run:
   # $ nix search wget
   environment.systemPackages = with pkgs; [

modules/nixos/base/remote-building.nix

@@ -1,4 +1,5 @@
-{myvars, ...}: {
+{ myvars, ... }:
+{
   ####################################################################
   #
   #  NixOS's Configuration for Remote Building / Distributed Building
@@ -13,57 +14,59 @@
   # set local's max-job to 0 to force remote building(disable local building)
   # nix.settings.max-jobs = 0;
   nix.distributedBuilds = true;
-  nix.buildMachines = let
-    sshUser = myvars.username;
-    # ssh key's path on local machine
-    sshKey = "/etc/agenix/ssh-key-romantic";
-    systems = [
-      # native arch
-      "x86_64-linux"
+  nix.buildMachines =
+    let
+      sshUser = myvars.username;
+      # ssh key's path on local machine
+      sshKey = "/etc/agenix/ssh-key-romantic";
+      systems = [
+        # native arch
+        "x86_64-linux"
 
-      # emulated arch using binfmt_misc and qemu-user
-      "aarch64-linux"
-      "riscv64-linux"
+        # emulated arch using binfmt_misc and qemu-user
+        "aarch64-linux"
+        "riscv64-linux"
+      ];
+      # all available system features are poorly documentd here:
+      #  https://github.com/NixOS/nix/blob/e503ead/src/libstore/globals.hh#L673-L687
+      supportedFeatures = [
+        "benchmark"
+        "big-parallel"
+        "kvm"
+      ];
+    in
+    [
+      # Nix seems always try to build on the machine remotely
+      # to make use of the local machine's high-performance CPU, do not set remote builder's maxJobs too high.
+      # {
+      #   # some of my remote builders are running NixOS
+      #   # and has the same sshUser, sshKey, systems, etc.
+      #   inherit sshUser sshKey systems supportedFeatures;
+      #
+      #   # the hostName should be:
+      #   #   1. a hostname that can be resolved by DNS
+      #   #   2. the ip address of the remote builder
+      #   #   3. a host alias defined globally in /etc/ssh/ssh_config
+      #   hostName = "aquamarine";
+      #   # remote builder's max-job
+      #   maxJobs = 3;
+      #   # speedFactor's a signed integer
+      #   # https://github.com/ryan4yin/nix-config/issues/70
+      #   speedFactor = 1;
+      # }
+      # {
+      #   inherit sshUser sshKey systems supportedFeatures;
+      #   hostName = "ruby";
+      #   maxJobs = 2;
+      #   speedFactor = 1;
+      # }
+      # {
+      #   inherit sshUser sshKey systems supportedFeatures;
+      #   hostName = "kana";
+      #   maxJobs = 2;
+      #   speedFactor = 1;
+      # }
     ];
-    # all available system features are poorly documentd here:
-    #  https://github.com/NixOS/nix/blob/e503ead/src/libstore/globals.hh#L673-L687
-    supportedFeatures = [
-      "benchmark"
-      "big-parallel"
-      "kvm"
-    ];
-  in [
-    # Nix seems always try to build on the machine remotely
-    # to make use of the local machine's high-performance CPU, do not set remote builder's maxJobs too high.
-    # {
-    #   # some of my remote builders are running NixOS
-    #   # and has the same sshUser, sshKey, systems, etc.
-    #   inherit sshUser sshKey systems supportedFeatures;
-    #
-    #   # the hostName should be:
-    #   #   1. a hostname that can be resolved by DNS
-    #   #   2. the ip address of the remote builder
-    #   #   3. a host alias defined globally in /etc/ssh/ssh_config
-    #   hostName = "aquamarine";
-    #   # remote builder's max-job
-    #   maxJobs = 3;
-    #   # speedFactor's a signed integer
-    #   # https://github.com/ryan4yin/nix-config/issues/70
-    #   speedFactor = 1;
-    # }
-    # {
-    #   inherit sshUser sshKey systems supportedFeatures;
-    #   hostName = "ruby";
-    #   maxJobs = 2;
-    #   speedFactor = 1;
-    # }
-    # {
-    #   inherit sshUser sshKey systems supportedFeatures;
-    #   hostName = "kana";
-    #   maxJobs = 2;
-    #   speedFactor = 1;
-    # }
-  ];
   # optional, useful when the builder has a faster internet connection than yours
   nix.extraOptions = ''
     builders-use-substitutes = true

modules/nixos/base/ssh.nix

@@ -1,4 +1,5 @@
-{lib, ...}: {
+{ lib, ... }:
+{
   # Or disable the firewall altogether.
   networking.firewall.enable = lib.mkDefault false;
   # Enable the OpenSSH daemon.

modules/nixos/base/user-group.nix

@@ -2,21 +2,22 @@
   myvars,
   config,
   ...
-}: {
+}:
+{
   # Don't allow mutation of users outside the config.
   users.mutableUsers = false;
 
   users.groups = {
-    "${myvars.username}" = {};
-    podman = {};
-    wireshark = {};
+    "${myvars.username}" = { };
+    podman = { };
+    wireshark = { };
     # for android platform tools's udev rules
-    adbusers = {};
-    dialout = {};
+    adbusers = { };
+    dialout = { };
     # for openocd (embedded system development)
-    plugdev = {};
+    plugdev = { };
     # misc
-    uinput = {};
+    uinput = { };
   };
 
   users.users."${myvars.username}" = {

modules/nixos/desktop.nix

@@ -5,9 +5,11 @@
   myvars,
   ...
 }:
-with lib; let
+with lib;
+let
   cfgWayland = config.modules.desktop.wayland;
-in {
+in
+{
   imports = [
     ./base
     ../base
@@ -45,7 +47,7 @@ in {
       };
 
       # fix https://github.com/ryan4yin/nix-config/issues/10
-      security.pam.services.hyprlock = {};
+      security.pam.services.hyprlock = { };
     })
   ];
 }

modules/nixos/desktop/default.nix

@@ -1,3 +1,4 @@
-{mylib, ...}: {
+{ mylib, ... }:
+{
   imports = mylib.scanPaths ./.;
 }

modules/nixos/desktop/fhs.nix

@@ -1,4 +1,5 @@
-{pkgs, ...}: {
+{ pkgs, ... }:
+{
   # FHS environment, flatpak, appImage, etc.
   environment.systemPackages = [
     # create a fhs environment by command `fhs`, so we can run non-nixos packages in nixos!
@@ -6,14 +7,16 @@
       let
         base = pkgs.appimageTools.defaultFhsEnvArgs;
       in
-        pkgs.buildFHSEnv (base
-          // {
-            name = "fhs";
-            targetPkgs = pkgs: (base.targetPkgs pkgs) ++ [pkgs.pkg-config];
-            profile = "export FHS=1";
-            runScript = "bash";
-            extraOutputsToInstall = ["dev"];
-          })
+      pkgs.buildFHSEnv (
+        base
+        // {
+          name = "fhs";
+          targetPkgs = pkgs: (base.targetPkgs pkgs) ++ [ pkgs.pkg-config ];
+          profile = "export FHS=1";
+          runScript = "bash";
+          extraOutputsToInstall = [ "dev" ];
+        }
+      )
     )
   ];
 

modules/nixos/desktop/fonts.nix

@@ -1,4 +1,5 @@
-{pkgs, ...}: {
+{ pkgs, ... }:
+{
   # all fonts are linked to /nix/var/nix/profiles/system/sw/share/X11/fonts
   fonts = {
     # use fonts specified by user rather than default ones
@@ -37,7 +38,7 @@
           # 西文
           "JetBrainsMono Nerd Font"
         ];
-        emoji = ["Noto Color Emoji"];
+        emoji = [ "Noto Color Emoji" ];
       };
       antialias = true; # 抗锯齿
       hinting.enable = false; # 禁止字体微调 - 高分辨率下没这必要

modules/nixos/desktop/misc.nix

@@ -4,7 +4,8 @@
   pkgs,
   pkgs-unstable,
   ...
-}: {
+}:
+{
   boot.loader.timeout = lib.mkForce 10; # wait for x seconds to select the boot entry
 
   # add user's shell into /etc/shells

modules/nixos/desktop/peripherals.nix

@@ -1,4 +1,5 @@
-{pkgs, ...}: {
+{ pkgs, ... }:
+{
   #============================= Audio(PipeWire) =======================
 
   # List packages installed in system profile. To search, run:

modules/nixos/desktop/remote-desktop/default.nix

@@ -2,7 +2,8 @@
   pkgs,
   mylib,
   ...
-}: {
+}:
+{
   imports = mylib.scanPaths ./.;
 
   environment.systemPackages = with pkgs; [

modules/nixos/desktop/remote-desktop/tailscale.nix

@@ -30,7 +30,7 @@
 # =============================================================
 {
   # make the tailscale command usable to users
-  environment.systemPackages = [pkgs.tailscale];
+  environment.systemPackages = [ pkgs.tailscale ];
 
   # enable the tailscale service
   services.tailscale = {

modules/nixos/desktop/virtualisation.nix

@@ -2,7 +2,8 @@
   pkgs,
   # nur-ataraxiasjel,
   ...
-}: {
+}:
+{
   ###################################################################################
   #
   #  Virtualisation - Libvirt(QEMU/KVM) / Docker / LXD / WayDroid
@@ -20,7 +21,7 @@
   # boot.kernelModules = ["kvm-intel"];
   # boot.extraModprobeConfig = "options kvm_intel nested=1"; # for intel cpu
 
-  boot.kernelModules = ["vfio-pci"];
+  boot.kernelModules = [ "vfio-pci" ];
 
   services.flatpak.enable = true;
 
@@ -36,7 +37,7 @@
       autoPrune = {
         enable = true;
         dates = "weekly";
-        flags = ["--all"];
+        flags = [ "--all" ];
       };
     };
 

modules/nixos/desktop/xdg.nix

@@ -1,25 +1,26 @@
-{pkgs, ...}: {
+{ pkgs, ... }:
+{
   xdg.terminal-exec = {
     enable = true;
     package = pkgs.xdg-terminal-exec-mkhl;
-    settings = let
-      my_terminal_desktop = [
-        # NOTE: We have add these packages at user level
-        "Alacritty.desktop"
-        "kitty.desktop"
-        "foot.desktop"
-        "com.mitchellh.ghostty.desktop"
-      ];
-    in {
-      GNOME =
-        my_terminal_desktop
-        ++ [
+    settings =
+      let
+        my_terminal_desktop = [
+          # NOTE: We have add these packages at user level
+          "Alacritty.desktop"
+          "kitty.desktop"
+          "foot.desktop"
+          "com.mitchellh.ghostty.desktop"
+        ];
+      in
+      {
+        GNOME = my_terminal_desktop ++ [
           "com.raggesilver.BlackBox.desktop"
           "org.gnome.Terminal.desktop"
         ];
-      niri = my_terminal_desktop;
-      default = my_terminal_desktop;
-    };
+        niri = my_terminal_desktop;
+        default = my_terminal_desktop;
+      };
   };
 
   xdg.portal = {

modules/nixos/server/kubevirt-hardware-configuration.nix

@@ -20,7 +20,7 @@
 
   config = {
     # disable backups in the VM
-    services.btrbk.instances = lib.mkForce {};
+    services.btrbk.instances = lib.mkForce { };
 
     fileSystems."/" = {
       device = "/dev/disk/by-label/nixos";
@@ -29,7 +29,7 @@
     };
 
     boot.growPartition = true;
-    boot.kernelParams = ["console=ttyS0"];
+    boot.kernelParams = [ "console=ttyS0" ];
     boot.loader.grub.device = "/dev/vda";
 
     services.qemuGuest.enable = true; # qemu-guest-agent

modules/nixos/server/server-aarch64.nix

@@ -2,7 +2,8 @@
   lib,
   pkgs,
   ...
-}: {
+}:
+{
   imports = [
     ../base/btrbk.nix
     ../base/core.nix

modules/nixos/server/server-riscv64.nix

@@ -1,4 +1,5 @@
-{lib, ...}: {
+{ lib, ... }:
+{
   # =========================================================================
   #      Base NixOS Configuration
   # =========================================================================

modules/nixos/server/server.nix

@@ -1,4 +1,5 @@
-{lib, ...}: {
+{ lib, ... }:
+{
   imports = [
     ../base
     ../../base