      <div class="language">
                          <p class="aside-title">Swift</p>
                          <pre class="highlight swift"><code><span class="k">var</span> <span class="nv">modelTypeTypeCheckingBlock</span><span class="p">:</span> <span class="p">(</span><span class="kt">Any</span><span class="o">.</span><span class="k">Type</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kt">Bool</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span>