nixfmt

Signed-off-by: Florian Brandes <florian.brandes@posteo.de>

devenv.nix

@@ -1,10 +1,24 @@
-{ pkgs, lib, config, inputs, ... }:
+{
+  pkgs,
+  lib,
+  config,
+  inputs,
+  ...
+}:
 
-let req = pkgs.concatText "req" [ ./requirements.txt ./requirements-dev.txt ];
-
-in {
+let
+  req = pkgs.concatText "req" [
+    ./requirements.txt
+    ./requirements-dev.txt
+  ];
+in
+{
   # https://devenv.sh/packages/
-  packages = [ pkgs.file pkgs.swig4 pkgs.openssl ];
+  packages = [
+    pkgs.file
+    pkgs.swig4
+    pkgs.openssl
+  ];
 
   # https://devenv.sh/languages/
   languages.nix.enable = true;
@@ -19,6 +33,7 @@ in {
   # https://devenv.sh/pre-commit-hooks/
   pre-commit.hooks = {
     nixfmt.enable = true;
+    nixfmt.package = pkgs.nixfmt-rfc-style;
     # remove unused imports
     autoflake.enable = true;
     # formatter
@@ -31,6 +46,5 @@ in {
     pylint.enable = true;
     detect-private-keys.enable = true;
     detect-private-keys.excludes = [ "tests/" ];
-
   };
 }