al_cat</a> * <a href="#type-type_expr">type_expr</a> * <span><a href="#type-stimulus">stimulus</a> option</span></span></code></div></div><div class="odoc-spec"><div class="spec type anchored" id="type-global_cat"><a href="#type-global_cat" class="anchor"></a><code><span><span class="keyword">and</span> global_cat</span><span> = </span></code><ol><li id="type-global_cat.Input" class="def variant constructor anchored"><a href="#type-global_cat.Input" class="anchor"></a><code><span>| </span><span><span class=