n about the action source, representing the entity that created and dispatched the action</p></div>
      </dd>
    
      <dt class="param-name"><code>state</code></dt>
      <dd class="param-content">
        <div class="content"><p>a closure that, once called, will return the most up-to-date state. In the scope of this function, the state wasn’t handled by reducers yet, but in the context of the <code>IO</code> block you should expect the state to be changed already.</p></div>
      </dd>
    
  </dl>
