lojurescript-validation-handler"></a>Clojurescript validation handler</h2>
<p>Next we can handle the validation through the <code>gungnir.ui.form/handle-validation</code> multimethod. This handler matches on the form key we defined (<code>:register</code>). And expect a map to be returned. If that map contains a <code>:changeset/errors</code> key which is not <code>nil</code>, it will inject the error messages in the proper labels.</p>
<pre><code class="language-clojure">(defmethod gungnir.ui.form/handle-va