&nbsp;_document<br>
&nbsp;&nbsp;<span class="keyword">type</span>&nbsp;<span class="keywordsign">'</span>a&nbsp;document_like&nbsp;=&nbsp;<span class="keywordsign">'</span>a&nbsp;<span class="constructor">Dom</span>._document&nbsp;<span class="constructor">Dom</span>.node_like<br>
&nbsp;&nbsp;<span class="keyword">type</span>&nbsp;document&nbsp;=&nbsp;<span class="constructor">Dom</span>._baseClass&nbsp;<span class="constructor">Dom</span>.document_like<br>
&nbsp;&nbsp;<span class="keyword">type</span>&nbsp