er" id="handleError-param-test">{<span class="type-annotation"><a href="../dart-core/bool-class.html">bool</a></span> <span class="parameter-name">test</span>(<span class="parameter" id="param-error"><span class="type-annotation">dynamic</span> <span class="parameter-name">error</span></span><wbr>)}</span><wbr>)
            <span class="returntype parameter">&#8594; <a href="../dart-async/Stream-class.html">Stream</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../dart-typed_data/U