From 1890d440387857d1f453508075e3f8c98201dc82 Mon Sep 17 00:00:00 2001
From: Ariel Valentin <arielvalentin@github.com>
Date: Sun, 5 Mar 2023 08:44:28 -0600
Subject: [PATCH] feat: Sinatra Rack Events

This PR makes it possible for users to toggle between using the Rack Events and Middleware based instrumentation

See https://github.com/open-telemetry/opentelemetry-ruby-contrib/issues/341
Depends on https://github.com/open-telemetry/opentelemetry-ruby-contrib/pull/342
---
 .../instrumentation/sinatra/extensions/tracer_extension.rb      | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/instrumentation/sinatra/lib/opentelemetry/instrumentation/sinatra/extensions/tracer_extension.rb b/instrumentation/sinatra/lib/opentelemetry/instrumentation/sinatra/extensions/tracer_extension.rb
index c00246335..c14c6424d 100644
--- a/instrumentation/sinatra/lib/opentelemetry/instrumentation/sinatra/extensions/tracer_extension.rb
+++ b/instrumentation/sinatra/lib/opentelemetry/instrumentation/sinatra/extensions/tracer_extension.rb
@@ -28,7 +28,7 @@ def render(_engine, data, *)
                 end
               end
             end
-            app.use OpenTelemetry::Instrumentation::Rack::Middlewares::TracerMiddleware
+            app.use(*OpenTelemetry::Instrumentation::Rack::Instrumentation.instance.middleware_args)
             app.use Middlewares::TracerMiddleware
           end
         end