lass="type-annotation"><a href="dart-core/String-class.html">String</a></span> <span class="parameter-name">name</span>, {</span> <span class="parameter" id="instantSync-param-arguments"><span class="type-annotation"><a href="dart-core/Map-class.html">Map</a></span> <span class="parameter-name">arguments</span></span> })
      
    </section>
    <section class="desc markdown">
      <p>Emit an instant event.</p>
    </section>
    
    <section class="summary source-code" id="source">
      <h2><span>Imple