Let `flake.nix` users run `extras/formatting.sh` (#7682)

Co-authored-by: Ellie Hermaszewska <ellieh@nvidia.com>

3 files changed, 18 insertions, 16 deletions

diff --git a/docs/building.md b/docs/building.md
index f32bda997..156e2471a 100644
--- a/docs/building.md
+++ b/docs/building.md
@@ -322,7 +322,7 @@ have the Nix environment automatically activate when you enter your clone of
 this repository:
 
 ```bash
-echo 'use flake' >> .envrc
+echo 'use flake' > .envrc
 direnv allow
 ```
 
diff --git a/flake.lock b/flake.lock
index c3c585c60..f64cb7ae4 100644
--- a/flake.lock
+++ b/flake.lock
@@ -20,11 +20,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1742206328,
-        "narHash": "sha256-q+AQ///oMnyyFzzF4H9ShSRENt3Zsx37jTiRkLkXXE0=",
+        "lastModified": 1751949589,
+        "narHash": "sha256-mgFxAPLWw0Kq+C8P3dRrZrOYEQXOtKuYVlo9xvPntt8=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "096478927c360bc18ea80c8274f013709cf7bdcd",
+        "rev": "9b008d60392981ad674e04016d25619281550a9d",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index 211e5f107..a6ad8f9f5 100644
--- a/flake.nix
+++ b/flake.nix
@@ -16,18 +16,20 @@
         pkgs = import nixpkgs { inherit system; };
       in
       {
-        devShell =
-          with pkgs;
-          mkShell {
-            buildInputs = [
-              cmake
-              llvm
-              ninja
-              nixfmt-rfc-style
-              python3
-              xorg.libX11
-            ];
-          };
+        devShell = pkgs.mkShell {
+          buildInputs = [
+            pkgs.cmake
+            pkgs.gersemi
+            pkgs.llvm
+            pkgs.llvmPackages_17.clang-tools
+            pkgs.ninja
+            pkgs.nixfmt-rfc-style
+            pkgs.prettier
+            pkgs.python3
+            pkgs.shfmt
+            pkgs.xorg.libX11
+          ];
+        };
       }
     );
 }