pt"><span class="token keyword">import</span> EmberObject <span class="token keyword">from</span> <span class="token string">'@ember/object'</span><span class="token punctuation">;</span>

Todo <span class="token operator">=</span> EmberObject<span class="token punctuation">.</span><span class="token function">extend</span><span class="token punctuation">(</span><span class="token punctuation">{</span>
  <span class="token literal-property property">title</span><span class="token operator">:</span> <span cl