From b61427f5393f86bbae97a139da83a1b1606386ad Mon Sep 17 00:00:00 2001
From: Radek Paviensky <radek@paviensky.com>
Date: Mon, 25 Mar 2013 19:53:14 +0100
Subject: [PATCH] support for throw :async

---
 lib/async_rack_test/resync_app.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/async_rack_test/resync_app.rb b/lib/async_rack_test/resync_app.rb
index ee28b7b..ed462f3 100644
--- a/lib/async_rack_test/resync_app.rb
+++ b/lib/async_rack_test/resync_app.rb
@@ -16,8 +16,8 @@ def call(env)
       result = nil
       env['async.callback'] = method(:write_async_response)
       EM.run do
-        response = app.call(env)
-        if response[0] == -1
+        response = catch(:async) { app.call(env) }
+        if response.nil? || response[0] == -1
           EM.add_periodic_timer(0.1) do
             unless @async_response.nil?
               result = @async_response