lib/opentelemetry/instrumentation/rack/instrumentation.rb in opentelemetry-instrumentation-rack-0.21.1 vs lib/opentelemetry/instrumentation/rack/instrumentation.rb in opentelemetry-instrumentation-rack-0.22.0

@@ -28,9 +28,10 @@
         option :record_frontend_span,     default: false, validate: :boolean
         option :retain_middleware_names,  default: false, validate: :boolean
         option :untraced_endpoints,       default: [],    validate: :array
         option :url_quantization,         default: nil,   validate: :callable
         option :untraced_requests,        default: nil,   validate: :callable
+        option :response_propagators,     default: [],    validate: :array
 
         private
 
         def require_dependencies
           require_relative 'middlewares/tracer_middleware'