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

outputs/aarch64-linux/default.nix

@@ -2,7 +2,8 @@
   lib,
   inputs,
   ...
-} @ args: let
+}@args:
+let
   inherit (inputs) haumea;
 
   # Contains all the flake outputs of this system architecture.
@@ -15,23 +16,31 @@
 
   # Merge all the machine's data into a single attribute set.
   outputs = {
-    nixosConfigurations = lib.attrsets.mergeAttrsList (map (it: it.nixosConfigurations or {}) dataWithoutPaths);
-    packages = lib.attrsets.mergeAttrsList (map (it: it.packages or {}) dataWithoutPaths);
+    nixosConfigurations = lib.attrsets.mergeAttrsList (
+      map (it: it.nixosConfigurations or { }) dataWithoutPaths
+    );
+    packages = lib.attrsets.mergeAttrsList (map (it: it.packages or { }) dataWithoutPaths);
     # colmena contains some meta info, which need to be merged carefully.
     colmenaMeta = {
-      nodeNixpkgs = lib.attrsets.mergeAttrsList (map (it: it.colmenaMeta.nodeNixpkgs or {}) dataWithoutPaths);
-      nodeSpecialArgs = lib.attrsets.mergeAttrsList (map (it: it.colmenaMeta.nodeSpecialArgs or {}) dataWithoutPaths);
+      nodeNixpkgs = lib.attrsets.mergeAttrsList (
+        map (it: it.colmenaMeta.nodeNixpkgs or { }) dataWithoutPaths
+      );
+      nodeSpecialArgs = lib.attrsets.mergeAttrsList (
+        map (it: it.colmenaMeta.nodeSpecialArgs or { }) dataWithoutPaths
+      );
     };
-    colmena = lib.attrsets.mergeAttrsList (map (it: it.colmena or {}) dataWithoutPaths);
+    colmena = lib.attrsets.mergeAttrsList (map (it: it.colmena or { }) dataWithoutPaths);
   };
 in
-  outputs
-  // {
-    inherit data; # for debugging purposes
+outputs
+// {
+  inherit data; # for debugging purposes
 
-    # NixOS's unit tests.
-    evalTests = haumea.lib.loadEvalTests {
-      src = ./tests;
-      inputs = args // {inherit outputs;};
+  # NixOS's unit tests.
+  evalTests = haumea.lib.loadEvalTests {
+    src = ./tests;
+    inputs = args // {
+      inherit outputs;
     };
-  }
+  };
+}

outputs/aarch64-linux/src/12kingdoms-shoukei.nix

@@ -9,7 +9,8 @@
   system,
   genSpecialArgs,
   ...
-} @ args: let
+}@args:
+let
   # Shoukei (祥瓊, Shōkei)
   name = "shoukei";
   base-modules = {
@@ -33,25 +34,24 @@
   };
 
   modules-hyprland = {
-    nixos-modules =
-      [
-        {
-          modules.desktop.wayland.enable = true;
-          modules.secrets.desktop.enable = true;
-          modules.secrets.preservation.enable = true;
+    nixos-modules = [
+      {
+        modules.desktop.wayland.enable = true;
+        modules.secrets.desktop.enable = true;
+        modules.secrets.preservation.enable = true;
 
-          # TODO: remove this option
-          nixpkgs.config.allowUnsupportedSstem = true;
-        }
-      ]
-      ++ base-modules.nixos-modules;
-    home-modules =
-      [
-        {modules.desktop.hyprland.enable = true;}
-      ]
-      ++ base-modules.home-modules;
+        # TODO: remove this option
+        nixpkgs.config.allowUnsupportedSstem = true;
+      }
+    ]
+    ++ base-modules.nixos-modules;
+    home-modules = [
+      { modules.desktop.hyprland.enable = true; }
+    ]
+    ++ base-modules.home-modules;
   };
-in {
+in
+{
   nixosConfigurations = {
     # host with hyprland compositor
     "${name}-hyprland" = mylib.nixosSystem (modules-hyprland // args);

outputs/aarch64-linux/tests/home-manager/expected.nix

@@ -1,10 +1,11 @@
 {
   myvars,
   lib,
-}: let
+}:
+let
   username = myvars.username;
   hosts = [
     "shoukei-hyprland"
   ];
 in
-  lib.genAttrs hosts (_: "/home/${username}")
+lib.genAttrs hosts (_: "/home/${username}")

outputs/aarch64-linux/tests/home-manager/expr.nix

@@ -2,14 +2,13 @@
   myvars,
   lib,
   outputs,
-}: let
+}:
+let
   username = myvars.username;
   hosts = [
     "shoukei-hyprland"
   ];
 in
-  lib.genAttrs
-  hosts
-  (
-    name: outputs.nixosConfigurations.${name}.config.home-manager.users.${username}.home.homeDirectory
-  )
+lib.genAttrs hosts (
+  name: outputs.nixosConfigurations.${name}.config.home-manager.users.${username}.home.homeDirectory
+)

outputs/aarch64-linux/tests/hostname/expected.nix

@@ -1,7 +1,8 @@
 {
   lib,
   outputs,
-}: let
+}:
+let
   specialExpected = {
     "shoukei-hyprland" = "shoukei";
   };
@@ -11,4 +12,5 @@
   otherHostsNames = builtins.attrNames otherHosts;
   # other hosts's hostName is the same as the nixosConfigurations name
   otherExpected = lib.genAttrs otherHostsNames (name: name);
-in (specialExpected // otherExpected)
+in
+(specialExpected // otherExpected)

outputs/aarch64-linux/tests/hostname/expr.nix

@@ -2,8 +2,6 @@
   lib,
   outputs,
 }:
-lib.genAttrs
-(builtins.attrNames outputs.nixosConfigurations)
-(
+lib.genAttrs (builtins.attrNames outputs.nixosConfigurations) (
   name: outputs.nixosConfigurations.${name}.config.networking.hostName
 )

outputs/aarch64-linux/tests/kernel/expected.nix

@@ -1,8 +1,9 @@
 {
   lib,
   outputs,
-}: let
+}:
+let
   hostsNames = builtins.attrNames outputs.nixosConfigurations;
   expected = lib.genAttrs hostsNames (_: "aarch64-linux");
 in
-  expected
+expected

outputs/aarch64-linux/tests/kernel/expr.nix

@@ -2,8 +2,6 @@
   lib,
   outputs,
 }:
-lib.genAttrs
-(builtins.attrNames outputs.nixosConfigurations)
-(
+lib.genAttrs (builtins.attrNames outputs.nixosConfigurations) (
   name: outputs.nixosConfigurations.${name}.config.boot.kernelPackages.kernel.system
 )