ass="language">
                          <p class="aside-title">Swift</p>
                          <pre class="highlight swift"><code><span class="kd">func</span> <span class="nf">didFailToRestoreConnection</span><span class="p">(</span><span class="n">to</span> <span class="nv">peripheral</span><span class="p">:</span> <span class="kt"><a href="../Structs/PeripheralIdentifier.html">PeripheralIdentifier</a></span><span class="p">,</span> <span class="nv">error</span><span class="p">:</span> <span class="k