prefix">-</span>    <span class="punctuation">[</span><span class="punctuation">]</span><span class="punctuation">,</span>
</span><span class="inserted-sign"><span class="prefix">+</span>    <span class="punctuation">[</span>type<span class="punctuation">]</span><span class="punctuation">,</span>
</span><span class="unchanged"><span class="prefix"> </span>    <span class="keyword">undefined</span><span class="punctuation">,</span>
<span class="prefix"> </span>    <span class="punctuation">(</span><span clas