peat the expression elsewhere. This is even problematic when you decide to improve/change expression to handle another cases you forget about - you would have to change expression in multiple places. Because of that there are Shared Expression. These feature allows you to create expression just in one place and use identifier of it in multiple places where you normally should put this expression.</p>

<p>What you need to do is to create <em>expressions.json</em> file with following structure:</p>
<pre class