ass="token punctuation">}</span><span class="token punctuation">)</span><span class="token punctuation">;</span>

UserComponent <span class="token operator">=</span> Component<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">userName</span><span class="token operator">:</span> <span class="token function">oneWay</span><span class="token punctuation"