</code> in <code>s</code>.</p></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-map_transition"><a href="#val-map_transition" class="anchor"></a><code><span><span class="keyword">val</span> map_transition : 
  <span><span>(<span><span>(<span><a href="#type-state">state</a> option</span> * <a href="#type-label">label</a> * <a href="#type-state">state</a>)</span> <span class="arrow">&#45;&gt;</span></span> <span><a href="#type-state">state</a> option</span> * <a href="#type-label">la