an></code></div><div class="spec-doc"><p>Set an exit node corresponding to a start node of a code block. Using this, when there is a code block, frontend can keep the correspondence between start/exit nodes of a code block.</p></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-is_dangling"><a href="#val-is_dangling" class="anchor"></a><code><span><span class="keyword">val</span> is_dangling : <span><a href="#type-t">t</a> <span class="arrow">&#45;&gt;</span></span> bool</span></code