From df490eb9ba24eb2280d5aed960b4a0e3e1d96c8a Mon Sep 17 00:00:00 2001
From: Julik Tarkhanov <me@julik.nl>
Date: Tue, 13 Feb 2024 16:35:26 +0100
Subject: [PATCH] Fix decode_rack_response

The Rack response body is _not_ an Enumerable, it just responds to #each. The method was assuming otherwise, which led to breakage when trying to use https://github.com/appsignal/appsignal-ruby/pull/1037
---
 CHANGELOG.md                                | 4 ++++
 lib/rails_twirp/testing/integration_test.rb | 2 +-
 lib/rails_twirp/version.rb                  | 2 +-
 3 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 90a4d62..eb77056 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+### 0.15.0
+
+* Fix decode_rack_response to be compatible with Rack response body wrappers (and conform to the Rack SPEC)
+
 ### 0.14.0
 * Adding frozen_string_literal: true to all files.
 
diff --git a/lib/rails_twirp/testing/integration_test.rb b/lib/rails_twirp/testing/integration_test.rb
index e9ca9b0..2f74f85 100644
--- a/lib/rails_twirp/testing/integration_test.rb
+++ b/lib/rails_twirp/testing/integration_test.rb
@@ -91,7 +91,7 @@ def request_content_type
     end
 
     def decode_rack_response(service, rpc, status, headers, body)
-      body = body.join # body is an Enumerable
+      body = Array.wrap(body).join # body is each-able
 
       if status === 200
         output_class = service.rpcs[rpc][:output_class]
diff --git a/lib/rails_twirp/version.rb b/lib/rails_twirp/version.rb
index 8aad7ef..a03b429 100644
--- a/lib/rails_twirp/version.rb
+++ b/lib/rails_twirp/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module RailsTwirp
-  VERSION = "0.14"
+  VERSION = "0.15"
 end