From b3233405381b50c7f7eb87d7962b25a06d16be44 Mon Sep 17 00:00:00 2001
From: Rebecca Turner <rbt@sent.as>
Date: Thu, 4 Apr 2024 16:11:37 -0700
Subject: Add `nixfmt`

Change-Id: I7f21695e3971cfd02b2cce0dd016ff6eb3389905
---
 flake.nix | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

(limited to 'flake.nix')

diff --git a/flake.nix b/flake.nix
index 26540a995..77e34fa7f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -71,6 +71,9 @@
             };
             overlays = [
               (overlayFor (p: p.${stdenv}))
+              (final: prev: {
+                nixfmt = final.callPackage ./nix-support/nixfmt.nix {};
+              })
             ];
 
             config.permittedInsecurePackages = [ "nix-2.13.6" ];
@@ -296,7 +299,11 @@
             };
             treefmt = {
               enable = true;
-              settings.formatters = [ ];
+              settings.formatters =
+                let
+                  pkgs = nixpkgsFor.${system}.native;
+                in
+                [ pkgs.nixfmt ];
             };
           };
         }) pre-commit-hooks.lib;
@@ -366,7 +373,7 @@
             }).overrideAttrs (prev: {
               # Required for clang-tidy checks
               buildInputs = prev.buildInputs
-                ++ [ pkgs.just ]
+                ++ [ pkgs.just pkgs.nixfmt ]
                 ++ lib.optional (pre-commit ? enabledPackages) pre-commit.enabledPackages
                 ++ lib.optionals (stdenv.cc.isClang) [ pkgs.llvmPackages.llvm pkgs.llvmPackages.clang-unwrapped.dev ];
               nativeBuildInputs = prev.nativeBuildInputs
-- 
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