y</a> -&gt; IO r) -&gt; IO r</p><div class="doc"><p>A registry is used through a function 
   that, internally, creates a registry
   and defines its lifetime in terms of the scope of an action
   passed in to the function:
</p><ul><li> <code>Con</code>: Connection to a Stomp broker;
</li><li> String: Name of the registry used for error handling;
</li><li> <code><a href="Network-Mom-Stompl-Patterns-Basic.html#t:QName">QName</a></code>: Name of the registration queue.
              It is this queue to which 