lass="spec type" id="type-assignment"><a href="#type-assignment" class="anchor"></a><code><span class="keyword">type</span> assignment</code><code> = <a href="index.html#type-register_name">register_name</a> * <a href="index.html#type-variable_name">variable_name</a></code></dt><dt class="spec type" id="type-procedure_name_pattern"><a href="#type-procedure_name_pattern" class="anchor"></a><code><span class="keyword">type</span> procedure_name_pattern</code><code> = string</code></dt><dd><p>a regular express