From 90f635947fec7c02b100f5aa898994a9c7464d92 Mon Sep 17 00:00:00 2001
From: Andrew Marshall <andrew@johnandrewmarshall.com>
Date: Sat, 1 Jun 2024 03:31:10 -0400
Subject: [PATCH] buildRubyGem: Include platform in suffix for non-Ruby
 platforms (#299909)

This adheres to how Bundler handles such gems. We must also adjust the
generated URL to use this full suffix.
---
 pkgs/development/ruby-modules/gem/default.nix | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/ruby-modules/gem/default.nix b/pkgs/development/ruby-modules/gem/default.nix
index 409c2c9d027b..6f3245849f68 100644
--- a/pkgs/development/ruby-modules/gem/default.nix
+++ b/pkgs/development/ruby-modules/gem/default.nix
@@ -62,7 +62,7 @@ let
     if type == "gem" then
       fetchurl {
         urls = map (
-          remote: "${remote}/gems/${gemName}-${version}.gem"
+          remote: "${remote}/gems/${gemName}-${suffix}.gem"
         ) (attrs.source.remotes or [ "https://rubygems.org" ]);
         inherit (attrs.source) sha256;
       }
@@ -80,6 +80,8 @@ let
   suffix =
     if type == "git" then
       builtins.substring 0 12 attrs.source.rev
+    else if platform != "ruby" then
+      "${version}-${platform}"
     else
       version;