e thing'</span><span class="token punctuation">,</span> <span class="token punctuation">{</span>
  <span class="token literal-property property">unit</span><span class="token operator">:</span> <span class="token boolean">true</span>
<span class="token punctuation">}</span><span class="token punctuation">)</span><span class="token punctuation">;</span>

<span class="token function">test</span><span class="token punctuation">(</span><span class="token string">'should correctly concat foo'</span><span class="