... oops forgot to format

packages/attic/default.nix

@@ -1,18 +1,14 @@
 # Based on original package.nix from zhaofengli
 
-{ lib, stdenv, rustPlatform
-, fetchFromGitHub
-, pkg-config
-, installShellFiles
-, nix
-, boost
-, darwin
+{ lib, stdenv, rustPlatform, fetchFromGitHub, pkg-config, installShellFiles, nix
+, boost, darwin
 
 # Only build the client
 , clientOnly ? false
 
-# Only build certain crates
-, crates ? if clientOnly then [ "attic-client" ] else [ "attic-client" "attic-server" ]
+  # Only build certain crates
+, crates ?
+  if clientOnly then [ "attic-client" ] else [ "attic-client" "attic-server" ]
 }:
 
 rustPlatform.buildRustPackage {
@@ -31,16 +27,10 @@ rustPlatform.buildRustPackage {
     allowBuiltinFetchGit = true;
   };
 
-  nativeBuildInputs = [
-    pkg-config
-    installShellFiles
-  ];
+  nativeBuildInputs = [ pkg-config installShellFiles ];
 
-  buildInputs = [
-    nix boost
-  ] ++ lib.optionals stdenv.isDarwin (with darwin.apple_sdk.frameworks; [
-    SystemConfiguration
-  ]);
+  buildInputs = [ nix boost ] ++ lib.optionals stdenv.isDarwin
+    (with darwin.apple_sdk.frameworks; [ SystemConfiguration ]);
 
   cargoBuildFlags = lib.concatMapStrings (c: "-p ${c} ") crates;
 
@@ -54,14 +44,15 @@ rustPlatform.buildRustPackage {
   # Recursive Nix is not stable yet
   doCheck = false;
 
-  postInstall = lib.optionalString (stdenv.hostPlatform == stdenv.buildPlatform) ''
-    if [[ -f $out/bin/attic ]]; then
-      installShellCompletion --cmd attic \
-        --bash <($out/bin/attic gen-completions bash) \
-        --zsh <($out/bin/attic gen-completions zsh) \
-        --fish <($out/bin/attic gen-completions fish)
-    fi
-  '';
+  postInstall =
+    lib.optionalString (stdenv.hostPlatform == stdenv.buildPlatform) ''
+      if [[ -f $out/bin/attic ]]; then
+        installShellCompletion --cmd attic \
+          --bash <($out/bin/attic gen-completions bash) \
+          --zsh <($out/bin/attic gen-completions zsh) \
+          --fish <($out/bin/attic gen-completions fish)
+      fi
+    '';
 
   meta = with lib; {
     description = "Multi-tenant Nix binary cache system";