pan class="p">{</span>
      <span class="kd">var</span> <span class="nx">key</span> <span class="o">=</span> <span class="nx">arguments</span><span class="p">[</span><span class="mi">0</span><span class="p">];</span>
      <span class="kd">var</span> <span class="nx">value</span> <span class="o">=</span> <span class="nx">arguments</span><span class="p">[</span><span class="mi">1</span><span class="p">];</span>
      <span class="kd">var</span> <span class="nx">propOptions</span> <span class="o">=</span> <s