" class="callable inherited">
          <span class="name"><a href="dart-async/Stream/handleError.html">handleError</a></span><span class="signature">(<wbr><span class="parameter" id="handleError-param-onError"><span class="type-annotation"><a href="dart-core/Function-class.html">Function</a></span> <span class="parameter-name">onError</span>, {</span> <span class="parameter" id="handleError-param-test"><span class="type-annotation"><a href="dart-core/bool-class.html">bool</a></span> <span class="parameter-