chore: format with alejandra

_archive/environments/dev/rust/default.nix

@@ -1,29 +1,39 @@
-{ gitpkgs ? import /home/steveej/src/github/NixOS/nixpkgs { }, pkgs ? gitpkgs
-, name ? "generic", version ? "Stable", extraBuildInputs ? [ ] }:
-let
+{
+  gitpkgs ? import /home/steveej/src/github/NixOS/nixpkgs {},
+  pkgs ? gitpkgs,
+  name ? "generic",
+  version ? "Stable",
+  extraBuildInputs ? [],
+}: let
   rustPackages = builtins.getAttr "rust${version}" pkgs;
   rustc = rustPackages.rustc;
-  rustShellHook = { rustc, name }: ''
+  rustShellHook = {
+    rustc,
+    name,
+  }: ''
     rustname=rust_${rustc.version}_${name}
     setPS1 $rustname
     unset name
   '';
   commonVimRC = "";
-in pkgs.stdenv.mkDerivation {
-  inherit name;
-  buildInputs = with rustPackages;
-    [
-      (import ./vim-rust.nix {
-        pkgs = gitpkgs;
-        commonRC = commonVimRC;
-        inherit rustc;
-        racerd = pkgs.rustracerd;
-      })
-      rustc
-      cargo
-    ] ++ [ pkgs.rustfmt ] ++ extraBuildInputs;
-  shellHook = (rustShellHook) {
+in
+  pkgs.stdenv.mkDerivation {
     inherit name;
-    inherit rustc;
-  };
-}
+    buildInputs = with rustPackages;
+      [
+        (import ./vim-rust.nix {
+          pkgs = gitpkgs;
+          commonRC = commonVimRC;
+          inherit rustc;
+          racerd = pkgs.rustracerd;
+        })
+        rustc
+        cargo
+      ]
+      ++ [pkgs.rustfmt]
+      ++ extraBuildInputs;
+    shellHook = rustShellHook {
+      inherit name;
+      inherit rustc;
+    };
+  }