-doc"><p>Get the distance to the exit node, if it has been computed</p></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-get_exn"><a href="#val-get_exn" class="anchor"></a><code><span><span class="keyword">val</span> get_exn : <span><a href="#type-t">t</a> <span class="arrow">&#45;&gt;</span></span> <span><a href="#type-t">t</a> list</span></span></code></div><div class="spec-doc"><p>Get the exception nodes from the current node</p></div></div><div class="odoc-spec"><div class="spe