 <b><span style='color:#000000;'>match</span></b> d <b><span style='color:#000000;'>with</span></b>
   | data <span style='color:#006e28;'>%x</span> -&gt; x
   | <span style='color:#006e28;'>%_</span> -&gt; <b><span style='color:#bf0303;background:#f7e6e6;'>error</span></b> <span style='color:#bf0303;'>&quot;expected a data object&quot;</span>
};

print &lt;&lt; get-datum <b><span style='color:#000000;'>$.</span></b> data <span style='color:#b08000;'>6</span>; <i><span style='color:#898887;'>// prints 6</sp