n><span class="token function">extend</span><span class="token punctuation">(</span><span class="token punctuation">{</span>
  <span class="token literal-property property">todos</span><span class="token operator">:</span> <span class="token keyword">null</span><span class="token punctuation">,</span>

  <span class="token function">init</span><span class="token punctuation">(</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    <span class="token keyword">this</span><