an class="nx">accumulator</span><span class="p">)</span><span class="w"> </span><span class="p">{</span>
<span class="w">    </span><span class="k">if</span><span class="w"> </span><span class="p">(</span><span class="k">this</span><span class="p">.</span><span class="nx">_childOf</span><span class="p">([</span><span class="s1">&#39;ArrowFunctionExpression&#39;</span><span class="p">,</span>
<span class="w">      </span><span class="s1">&#39;VariableDeclarator&#39;</span><span class="p">]))</span><span clas