ck</span><span class="p">()</span>

<span class="c1">// Register comparing user object</span>
<span class="c1">// We can use registration for Array of elements, which will compare value by value</span>
<span class="c1">// Also, providing by default comparator for element type</span>
<span class="kt">Matcher</span><span class="o">.</span><span class="k">default</span><span class="o">.</span><span class="nf">register</span><span class="p">([</span><span class="kt">UserObject</span><span class="p">]</span><spa