From f949de4fbb5c5adb7f3ec085206f48a2efdd1d9a Mon Sep 17 00:00:00 2001
From: Yureka <yuka@yuka.dev>
Date: Mon, 26 Sep 2022 17:18:52 +0200
Subject: [PATCH] mastodon: pass yarnOfflineCache as environment variable

---
 pkgs/servers/mastodon/default.nix | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/pkgs/servers/mastodon/default.nix b/pkgs/servers/mastodon/default.nix
index a312ecb76da7..7468b612cb47 100644
--- a/pkgs/servers/mastodon/default.nix
+++ b/pkgs/servers/mastodon/default.nix
@@ -16,11 +16,6 @@ stdenv.mkDerivation rec {
   # Putting the callPackage up in the arguments list also does not work.
   src = if srcOverride != null then srcOverride else callPackage ./source.nix {};
 
-  yarnOfflineCache = fetchYarnDeps {
-    yarnLock = "${src}/yarn.lock";
-    sha256 = "sha256-2NSibx026ENAqphGGhNoLwUldWTEPbDBrYu3hgeRlnM=";
-  };
-
   mastodon-gems = bundlerEnv {
     name = "${pname}-gems-${version}";
     inherit version;
@@ -45,6 +40,11 @@ stdenv.mkDerivation rec {
     pname = "${pname}-modules";
     inherit src version;
 
+    yarnOfflineCache = fetchYarnDeps {
+      yarnLock = "${src}/yarn.lock";
+      sha256 = "sha256-2NSibx026ENAqphGGhNoLwUldWTEPbDBrYu3hgeRlnM=";
+    };
+
     nativeBuildInputs = [ fixup_yarn_lock nodejs-slim yarn mastodon-gems mastodon-gems.wrappedRuby ];
 
     RAILS_ENV = "production";
@@ -56,7 +56,7 @@ stdenv.mkDerivation rec {
       # Otherwise we encounter this upstream issue: https://github.com/mastodon/mastodon/issues/17924
       export NODE_OPTIONS=--openssl-legacy-provider
       fixup_yarn_lock ~/yarn.lock
-      yarn config --offline set yarn-offline-mirror ${yarnOfflineCache}
+      yarn config --offline set yarn-offline-mirror $yarnOfflineCache
       yarn install --offline --frozen-lockfile --ignore-engines --ignore-scripts --no-progress
 
       patchShebangs ~/bin