treefmt

1 files changed, 33 insertions, 6 deletions

diff --git a/flake.nix b/flake.nix
index c47487a..a9fd7ea 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,14 +1,41 @@
 {
   description = "My personal NUR repository";
-  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
-  outputs = { self, nixpkgs }:
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+
+    treefmt-nix = {
+      url = "github:numtide/treefmt-nix";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+  };
+
+  outputs =
+    {
+      self,
+      nixpkgs,
+      treefmt-nix,
+    }:
     let
       forAllSystems = nixpkgs.lib.genAttrs nixpkgs.lib.systems.flakeExposed;
     in
     {
-      legacyPackages = forAllSystems (system: import ./default.nix {
-        pkgs = import nixpkgs { inherit system; };
-      });
-      packages = forAllSystems (system: nixpkgs.lib.filterAttrs (_: v: nixpkgs.lib.isDerivation v) self.legacyPackages.${system});
+      formatter = forAllSystems (
+        system:
+        let
+          pkgs = import nixpkgs { inherit system; };
+          treefmt = treefmt-nix.lib.evalModule pkgs ./treefmt.nix;
+        in
+        treefmt.config.build.wrapper
+      );
+      legacyPackages = forAllSystems (
+        system:
+        import ./default.nix {
+          pkgs = import nixpkgs { inherit system; };
+        }
+      );
+      packages = forAllSystems (
+        system: nixpkgs.lib.filterAttrs (_: v: nixpkgs.lib.isDerivation v) self.legacyPackages.${system}
+      );
     };
 }