diff --git a/autobahn/asyncio/wamp.py b/autobahn/asyncio/wamp.py
index 054a70b1..7e92bd96 100644
--- a/autobahn/asyncio/wamp.py
+++ b/autobahn/asyncio/wamp.py
@@ -241,12 +241,13 @@ class ApplicationRunner(object):
         txaio.use_asyncio()
         txaio.config.loop = loop
         coro = loop.create_connection(transport_factory, host, port, ssl=ssl)
-        (transport, protocol) = loop.run_until_complete(coro)
 
         # start a asyncio loop
         if not start_loop:
-            return protocol
+            return coro
         else:
+            (transport, protocol) = loop.run_until_complete(coro)
+
             # start logging
             txaio.start_logging(level='info')
 
diff --git a/autobahn/wamp/types.py b/autobahn/wamp/types.py
index b2ff3633..db76874f 100644
--- a/autobahn/wamp/types.py
+++ b/autobahn/wamp/types.py
@@ -19,7 +19,7 @@
 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-# OUT OF OR IN CONNECT<ION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 # THE SOFTWARE.
 #
 ###############################################################################
diff --git a/examples/twisted/wamp/work/newapi/test_newapi_pubreg_decorator.py b/examples/twisted/wamp/work/newapi/test_newapi_pubreg_decorator.py
new file mode 100644
index 00000000..9ea5f6b2
--- /dev/null
+++ b/examples/twisted/wamp/work/newapi/test_newapi_pubreg_decorator.py
@@ -0,0 +1,88 @@
+from __future__ import print_function
+import os
+import txaio
+
+from twisted.internet.defer import inlineCallbacks
+from twisted.internet.endpoints import TCP4ClientEndpoint
+from twisted.internet.endpoints import SSL4ClientEndpoint
+from twisted.internet.endpoints import UNIXClientEndpoint
+from twisted.internet.ssl import optionsForClientTLS, trustRootFromCertificates, Certificate, CertificateOptions
+from twisted.internet import reactor
+
+from autobahn.twisted.component import Component, run
+from autobahn.twisted.util import sleep
+from autobahn.twisted.wamp import Session
+from autobahn.wamp.types import PublishOptions, SubscribeOptions
+from autobahn.wamp.types import RegisterOptions, CallOptions
+
+
+component = Component(
+    transports=u'ws://localhost:8080/ws',
+    realm=u'crossbardemo',
+)
+
+# @component.subscribe(
+#     u"com.example.",
+#     options=SubscribeOptions(match=u"prefix"),
+# )
+# def catch_all(*args, **kw):
+#     print("catch_all({}, {})".format(args, kw))
+
+@component.subscribe(
+    u"com.example.",
+    options=SubscribeOptions(match=u"prefix", details_arg='details'),
+)
+def an_event(details=None):
+    print("topic '{}'".format(details.topic))
+
+
+@component.register(
+    u"com.example.progressive",
+    options=RegisterOptions(details_arg='details'),
+)
+@inlineCallbacks
+def progressive_callee(details=None):
+    print("progressive", details)
+    if details.progress is None:
+        raise RuntimeError(
+            "You can only call be with an on_progress handler"
+        )
+    for x in ['here are', 'some progressive', 'results']:
+        details.progress(x)
+        yield sleep(.5)
+    return None
+
+
+@component.on_join
+def join(session, details):
+    print("Session {} joined: {}".format(details.session, details))
+
+    def pub(topic):
+        print("publishing '{}'".format(topic))
+        return session.publish(
+            topic,
+            options=PublishOptions(exclude_me=False),
+        )
+
+    def call_progress(topic):
+        print("calling '{}' progressively".format(topic))
+        def on_progress(some_data):
+            print("received: '{}'".format(some_data))
+        return session.call(
+            topic,
+            options=CallOptions(on_progress=on_progress)
+        )
+
+    reactor.callLater(1, pub, u'com.example.foo')
+    reactor.callLater(2, pub, u'com.non_matching')
+    reactor.callLater(3, pub, u'com.example.some.other.uri')
+    reactor.callLater(4, call_progress, u'com.example.progressive')
+    reactor.callLater(7, session.leave)
+
+@component.on_leave
+def leave(session, details):
+    print("Session leaving: {}: {}".format(details.reason, details.message))
+
+
+if __name__ == '__main__':
+    run(component)