an class="p">}</span>
<span class="w">    </span><span class="p">}</span>
<span class="w">  </span><span class="p">}</span>
<span class="p">}</span>
</code></pre></div>
</div>
<p class="continue">and the program that uses it is:</p>
<div class="code-sample lang-js" title="generator-count.js">
<div class="highlight"><pre><span></span><code><span class="kd">const</span><span class="w"> </span><span class="nx">ast</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="nx">ac