e">event</span></span>)
            <span class="returntype parameter">&#8594; void</span>
          </span>
                  </dt>
        <dd>
          Adds a data <code>event</code> to the sink. <a href="dart-async/EventSink/add.html">[...]</a>
                  <div class="features">override</div>
</dd>
        <dt id="addError" class="callable">
          <span class="name"><a href="dart-async/EventSink/addError.html">addError</a></span><span class="signature">(<wbr><span class="parameter" id="addErr