ors</h4><div class="odoc-spec"><div class="spec value anchored" id="val-is_event_type"><a href="#val-is_event_type" class="anchor"></a><code><span><span class="keyword">val</span> is_event_type : <span><a href="#type-typ">typ</a> <span class="arrow">&#45;&gt;</span></span> bool</span></code></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-is_bool_type"><a href="#val-is_bool_type" class="anchor"></a><code><span><span class="keyword">val</span> is_bool_type : <span><a href="#type-ty