add formatter

1 files changed, 17 insertions, 8 deletions

diff --git a/flake.nix b/flake.nix
index f80e975..8b44aa8 100644
--- a/flake.nix
+++ b/flake.nix
@@ -38,6 +38,16 @@
   let
       options = import ./options.nix;
       systems = ["x86_64-linux"];
+      perSystem = func:
+        builtins.listToAttrs (map (system:
+        let
+          pkgs = nixpkgs.legacyPackages.${system};
+        in {
+          name = system;
+          value = (func pkgs system);
+        }
+      ) systems);
+
   in rec {
     nixosConfigurations = {
       shinji = import ./hosts/shinji.nix { inherit inputs options; };
@@ -49,15 +59,14 @@
       kaworu = nixosConfigurations.kaworu.config.home-manager.users.${options.user}.home;
     };
 
-    packages = builtins.listToAttrs (map (system:
-      let
-        pkgs = nixpkgs.legacyPackages.${system};
-      in {
-        name = system;
-        value = import ./pkgs { inherit pkgs inputs system options; };
-      }
-    ) systems);
+    packages = perSystem (pkgs: system:
+      import ./pkgs { inherit pkgs inputs system options; }
+    );
 
     legacyPackages = packages;
+
+    formatter = perSystem (pkgs: system:
+      pkgs.alejandra
+    );
   };
 }