Move treefmt-nix wrapper to default.nix, expose as nix run --file . treefmt

Author: Lillecarl

.github/workflows/ci.yaml

@@ -31,7 +31,7 @@ jobs:
       - name: Run type checker
         run: nix-shell --run "pyright pkgs/nixkube/src"
       - name: Check formatting
-        run: nix-shell --run "treefmt --fail-on-change"
+        run: nix run --file . treefmt -- --fail-on-change
   build-amd64:
     runs-on: ubuntu-latest
     steps:

default.nix

@@ -198,6 +198,18 @@ rec {
     };
   };
 
+  treefmt = inputs.treefmt-nix.lib.mkWrapper pkgs {
+    projectRootFile = "flake.nix";
+    programs.fish_indent.enable = true;
+    programs.isort.enable = true;
+    programs.nixfmt.enable = true;
+    programs.ruff-check.enable = true;
+    programs.ruff-format.enable = true;
+    programs.shellcheck.enable = true;
+    programs.typos.enable = true;
+    programs.yamlfmt.enable = true;
+  };
+
   lixImage = pkgs.callPackage ./liximage.nix { };
   scratchImage = pkgs.callPackage ./scratchimage.nix { };
 }

justfile

@@ -56,7 +56,7 @@ lint:
 
 # Check formatted code without changes
 check-fmt:
-    direnv exec . treefmt --fail-on-change
+    nix run --file . treefmt -- --fail-on-change
 
 # Generate doc/options.md from kubenix module options
 gendoc:

shell.nix

@@ -39,17 +39,7 @@ pkgs.mkShell {
     pkgs.ty
     pkgs.skopeo
     pkgs.stern
-    (default.inputs.treefmt-nix.lib.mkWrapper pkgs {
-      projectRootFile = "flake.nix";
-      programs.fish_indent.enable = true;
-      programs.isort.enable = true;
-      programs.nixfmt.enable = true;
-      programs.ruff-check.enable = true;
-      programs.ruff-format.enable = true;
-      programs.shellcheck.enable = true;
-      programs.typos.enable = true;
-      programs.yamlfmt.enable = true;
-    })
+    default.treefmt
   ];
   shellHook = # bash
     ''