">
                          <p class="aside-title">Swift</p>
                          <pre class="highlight"><code><span class="kd">public</span> <span class="kd">func</span> <span class="nf">cancelEverything</span><span class="p">(</span><span class="n">_</span> <span class="nv">error</span><span class="p">:</span> <span class="kt">NSError</span><span class="p">?</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">)</span></code></pre>

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