From c57fe2b791247478edde3d99b756699935f13a31 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Thalheim?= <joerg@thalheim.io>
Date: Mon, 8 Jul 2024 12:55:14 +0200
Subject: [PATCH] modernize treefmt configuration

---
 treefmt.nix | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/treefmt.nix b/treefmt.nix
index de1aa6d..66167a0 100644
--- a/treefmt.nix
+++ b/treefmt.nix
@@ -3,10 +3,10 @@
     inputs.treefmt-nix.flakeModule
   ];
 
-  perSystem = _: {
+  perSystem = {
     treefmt = {
       # Used to find the project root
-      projectRootFile = "flake.lock";
+      projectRootFile = ".git/config";
 
       programs = {
         deadnix.enable = true;
@@ -20,10 +20,14 @@
         statix.enable = true;
       };
 
-      settings.formatter = {
-        shellcheck.includes = [ "*.sh" "direnvrc" ];
-        shfmt.includes = [ "*.sh" "direnvrc" ];
-      };
+      settings.formatter =
+        let
+          shellIncludes = [ "*.sh" "direnvrc" ];
+        in
+        {
+          shellcheck.includes = shellIncludes;
+          shfmt.includes = shellIncludes;
+        };
     };
   };
 }