e class="language-javascript line-numbers"><code class="javascript language-javascript"><span class="token keyword">export</span> <span class="token keyword">default</span> Ember<span class="token punctuation">.</span>Controller<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">propA</span><span class="token operator">:</span> <span class="token stri