<span class="keyword">and</span> action_desc</span><span> = </span></code><ol><li id="type-action_desc.Emit" class="def variant constructor anchored"><a href="#type-action_desc.Emit" class="anchor"></a><code><span>| </span><span><span class="constructor">Emit</span> <span class="keyword">of</span> <a href="../../../../Ident/index.html#type-t">Ident.t</a></span></code></li><li id="type-action_desc.Assign" class="def variant constructor anchored"><a href="#type-action_desc.Assign" class="anchor"></a><code><sp