">{</span>
    <span class="kd">var</span> <span class="nx">object</span> <span class="o">=</span> <span class="p">{};</span>

    <span class="k">for</span> <span class="p">(</span><span class="kd">var</span> <span class="nx">prop</span> <span class="k">in</span> <span class="nx">klass</span><span class="p">.</span><span class="nx">properties</span><span class="p">)</span> <span class="p">{</span>
      <span class="k">if</span> <span class="p">(</span><span class="nx">klass</span><span class="p">.</span><