From 2700d47c011ca3befeb6cab684930992617b5454 Mon Sep 17 00:00:00 2001
From: Youwen Wu <youwenw@gmail.com>
Date: Sat, 28 Dec 2024 23:28:46 -0800
Subject: [PATCH] chore: add treefmt

---
 flake.nix    |  9 ++++++++-
 treefmt.toml | 13 +++++++++++++
 2 files changed, 21 insertions(+), 1 deletion(-)
 create mode 100644 treefmt.toml

diff --git a/flake.nix b/flake.nix
index 5cd6c9e..a897a4f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -237,10 +237,17 @@
         devShells = {
           default = pkgs.mkShell {
             name = defaultPackageName;
-            packages = [ defaultPackage ] ++ (with pkgs; [ lua-language-server ]);
+            packages =
+              [ defaultPackage ]
+              ++ (with pkgs; [
+                lua-language-server
+                nixfmt-rfc-style
+                stylua
+              ]);
           };
         };
 
+        formatter = pkgs.treefmt;
       }
     )
     // {
diff --git a/treefmt.toml b/treefmt.toml
new file mode 100644
index 0000000..1972a46
--- /dev/null
+++ b/treefmt.toml
@@ -0,0 +1,13 @@
+excludes = ["flake.lock", ".gitignore", "README.md"]
+
+[formatter.stylua]
+command = "stylua"
+excludes = []
+includes = ["*.lua"]
+options = []
+
+[formatter.nixfmt-rfc-style]
+command = "nixfmt"
+excludes = []
+includes = ["*.nix"]
+options = []