root: setup nix

monorepo-revid: f83eede55beb9a636ce34eead83d4d5fce288b51

1 files changed, 30 insertions, 0 deletions

diff --git a/root/nix/devshell.nix b/root/nix/devshell.nix
new file mode 100644
index 0000000..6c1dc29
--- /dev/null
+++ b/root/nix/devshell.nix
@@ -0,0 +1,30 @@
+{ inputs, self, ... }:
+{
+  perSystem =
+    { pkgs, system, ... }:
+    {
+      devShells.common = pkgs.mkShellNoCC {
+        name = "common";
+
+        packages = [
+          pkgs.nixd
+        ];
+      };
+
+      devShells.root =
+        let
+          treefmt = pkgs.callPackage ./_treefmt.nix { treefmt-nix = inputs.treefmt-nix; };
+        in
+        pkgs.mkShellNoCC {
+          name = "root";
+
+          inputsFrom = [ self.devShells."${system}".common ];
+          packages = [
+            treefmt
+          ];
+          shellHook = ''
+            export TREEFMT_WORKING_DIR="$("${pkgs.git}/bin/git" rev-parse --show-toplevel)"
+          '';
+        };
+    };
+}