lass="token keyword">return</span> Promise<span class="token punctuation">.</span><span class="token function">reject</span><span class="token punctuation">(</span><span class="token string">"FAIL"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
  <span class="token punctuation">}</span>

  @action
  <span class="token function">error</span><span class="token punctuation">(</span><span class="token parameter">reason</span><span class="token punctuation">)</span> <span 