"anchor"></a><code><span class="keyword">val</span> pp : <a href="index.html#module-F">F</a>.formatter <span>&#45;&gt;</span> <a href="index.html#type-t">t</a> <span>&#45;&gt;</span> unit</code></dt><dt class="spec value" id="val-issue_type_of_cause"><a href="#val-issue_type_of_cause" class="anchor"></a><code><span class="keyword">val</span> issue_type_of_cause : <a href="index.html#type-t">t</a> <span>&#45;&gt;</span> <a href="../../IBase/IssueType/index.html#type-t">IBase.IssueType.t</a></code></dt><dt cl