lib/httpx/altsvc.rb in httpx-0.11.3 vs lib/httpx/altsvc.rb in httpx-0.12.0

@@ -35,9 +35,10 @@
       end
       @altsvcs[origin].reject { |entry| entry["noop"] }
     end
 
     def emit(request, response)
+      return unless response.respond_to?(:headers)
       # Alt-Svc
       return unless response.headers.key?("alt-svc")
 
       origin = request.origin
       host = request.uri.host