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<h1>SocketEngineSpec</h1>
<div class="declaration">
<div class="language">
<pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">protocol</span> <span class="kt">SocketEngineSpec</span> <span class="p">:</span> <span class="kt">AnyObject</span></code></pre>
</div>
</div>
<p>Specifies a SocketEngine.</p>
</div>
</section>
<section class="section">
<div class="section-content">
<div class="task-group">
<div class="task-name-container">
<a name="/Properties"></a>
<a name="//apple_ref/swift/Section/Properties" class="dashAnchor"></a>
<div class="section-name-container">
<a class="section-name-link" href="#/Properties"></a>
<h3 class="section-name"><p>Properties</p>
</h3>
</div>
</div>
<ul class="item-container">
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP6clientAA0aC6Client_pSgvp"></a>
<a name="//apple_ref/swift/Property/client" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP6clientAA0aC6Client_pSgvp">client</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>The client for this engine.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">client</span><span class="p">:</span> <span class="kt"><a href="../Protocols/SocketEngineClient.html">SocketEngineClient</a></span><span class="p">?</span> <span class="p">{</span> <span class="k">get</span> <span class="k">set</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP6closedSbvp"></a>
<a name="//apple_ref/swift/Property/closed" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP6closedSbvp">closed</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p><code>true</code> if this engine is closed.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">closed</span><span class="p">:</span> <span class="kt">Bool</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP8compressSbvp"></a>
<a name="//apple_ref/swift/Property/compress" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP8compressSbvp">compress</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>If <code>true</code> the engine will attempt to use WebSocket compression.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">compress</span><span class="p">:</span> <span class="kt">Bool</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP9connectedSbvp"></a>
<a name="//apple_ref/swift/Property/connected" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP9connectedSbvp">connected</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p><code>true</code> if this engine is connected. Connected means that the initial poll connect has succeeded.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">connected</span><span class="p">:</span> <span class="kt">Bool</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP13connectParamsSDySSypGSgvp"></a>
<a name="//apple_ref/swift/Property/connectParams" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP13connectParamsSDySSypGSgvp">connectParams</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>The connect parameters sent during a connect.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">connectParams</span><span class="p">:</span> <span class="p">[</span><span class="kt">String</span> <span class="p">:</span> <span class="kt">Any</span><span class="p">]?</span> <span class="p">{</span> <span class="k">get</span> <span class="k">set</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP7cookiesSaySo12NSHTTPCookieCGSgvp"></a>
<a name="//apple_ref/swift/Property/cookies" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP7cookiesSaySo12NSHTTPCookieCGSgvp">cookies</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>An array of HTTPCookies that are sent during the connection.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">cookies</span><span class="p">:</span> <span class="p">[</span><span class="kt">HTTPCookie</span><span class="p">]?</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP11engineQueueSo17OS_dispatch_queueCvp"></a>
<a name="//apple_ref/swift/Property/engineQueue" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP11engineQueueSo17OS_dispatch_queueCvp">engineQueue</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>The queue that all engine actions take place on.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">engineQueue</span><span class="p">:</span> <span class="kt">DispatchQueue</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP12extraHeadersSDyS2SGSgvp"></a>
<a name="//apple_ref/swift/Property/extraHeaders" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP12extraHeadersSDyS2SGSgvp">extraHeaders</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>A dictionary of extra http headers that will be set during connection.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">extraHeaders</span><span class="p">:</span> <span class="p">[</span><span class="kt">String</span> <span class="p">:</span> <span class="kt">String</span><span class="p">]?</span> <span class="p">{</span> <span class="k">get</span> <span class="k">set</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP11fastUpgradeSbvp"></a>
<a name="//apple_ref/swift/Property/fastUpgrade" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP11fastUpgradeSbvp">fastUpgrade</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>When <code>true</code>, the engine is in the process of switching to WebSockets.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">fastUpgrade</span><span class="p">:</span> <span class="kt">Bool</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP12forcePollingSbvp"></a>
<a name="//apple_ref/swift/Property/forcePolling" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP12forcePollingSbvp">forcePolling</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>When <code>true</code>, the engine will only use HTTP long-polling as a transport.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">forcePolling</span><span class="p">:</span> <span class="kt">Bool</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP15forceWebsocketsSbvp"></a>
<a name="//apple_ref/swift/Property/forceWebsockets" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP15forceWebsocketsSbvp">forceWebsockets</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>When <code>true</code>, the engine will only use WebSockets as a transport.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">forceWebsockets</span><span class="p">:</span> <span class="kt">Bool</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP7pollingSbvp"></a>
<a name="//apple_ref/swift/Property/polling" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP7pollingSbvp">polling</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>If <code>true</code>, the engine is currently in HTTP long-polling mode.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">polling</span><span class="p">:</span> <span class="kt">Bool</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP7probingSbvp"></a>
<a name="//apple_ref/swift/Property/probing" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP7probingSbvp">probing</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>If <code>true</code>, the engine is currently seeing whether it can upgrade to WebSockets.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">probing</span><span class="p">:</span> <span class="kt">Bool</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP3sidSSvp"></a>
<a name="//apple_ref/swift/Property/sid" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP3sidSSvp">sid</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>The session id for this engine.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">sid</span><span class="p">:</span> <span class="kt">String</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP10socketPathSSvp"></a>
<a name="//apple_ref/swift/Property/socketPath" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP10socketPathSSvp">socketPath</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>The path to engine.io.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">socketPath</span><span class="p">:</span> <span class="kt">String</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP10urlPolling10Foundation3URLVvp"></a>
<a name="//apple_ref/swift/Property/urlPolling" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP10urlPolling10Foundation3URLVvp">urlPolling</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>The url for polling.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">urlPolling</span><span class="p">:</span> <span class="kt">URL</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP06urlWebA010Foundation3URLVvp"></a>
<a name="//apple_ref/swift/Property/urlWebSocket" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP06urlWebA010Foundation3URLVvp">urlWebSocket</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>The url for WebSockets.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">urlWebSocket</span><span class="p">:</span> <span class="kt">URL</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP7versionAA0A9IOVersionOvp"></a>
<a name="//apple_ref/swift/Property/version" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP7versionAA0A9IOVersionOvp">version</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>The version of engine.io being used. Default is three.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">version</span><span class="p">:</span> <span class="kt"><a href="../Enums/SocketIOVersion.html">SocketIOVersion</a></span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP9websocketSbvp"></a>
<a name="//apple_ref/swift/Property/websocket" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP9websocketSbvp">websocket</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>If <code>true</code>, then the engine is currently in WebSockets mode.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="kd">@available</span><span class="p">(</span><span class="o">*</span><span class="p">,</span> <span class="n">deprecated</span><span class="p">,</span> <span class="nv">message</span><span class="p">:</span> <span class="s">"No longer needed, if we're not polling, then we must be doing websockets"</span><span class="p">)</span>
<span class="k">var</span> <span class="nv">websocket</span><span class="p">:</span> <span class="kt">Bool</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP2ws10Starscream03WebA0CSgvp"></a>
<a name="//apple_ref/swift/Property/ws" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP2ws10Starscream03WebA0CSgvp">ws</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>The WebSocket for this engine.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="k">var</span> <span class="nv">ws</span><span class="p">:</span> <span class="kt">WebSocket</span><span class="p">?</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre>
</div>
</div>
</section>
</div>
</li>
</ul>
</div>
<div class="task-group">
<div class="task-name-container">
<a name="/Initializers"></a>
<a name="//apple_ref/swift/Section/Initializers" class="dashAnchor"></a>
<div class="section-name-container">
<a class="section-name-link" href="#/Initializers"></a>
<h3 class="section-name"><p>Initializers</p>
</h3>
</div>
</div>
<ul class="item-container">
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP6client3url7optionsxAA0aC6Client_p_10Foundation3URLVSDySSypGSgtcfc"></a>
<a name="//apple_ref/swift/Method/init(client:url:options:)" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP6client3url7optionsxAA0aC6Client_p_10Foundation3URLVSDySSypGSgtcfc">init(client:<wbr>url:<wbr>options:<wbr>)</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>Creates a new engine.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="nf">init</span><span class="p">(</span><span class="nv">client</span><span class="p">:</span> <span class="kt"><a href="../Protocols/SocketEngineClient.html">SocketEngineClient</a></span><span class="p">,</span> <span class="nv">url</span><span class="p">:</span> <span class="kt">URL</span><span class="p">,</span> <span class="nv">options</span><span class="p">:</span> <span class="p">[</span><span class="kt">String</span> <span class="p">:</span> <span class="kt">Any</span><span class="p">]?)</span></code></pre>
</div>
</div>
<div>
<h4>Parameters</h4>
<table class="graybox">
<tbody>
<tr>
<td>
<code>
<em>client</em>
</code>
</td>
<td>
<div>
<p>The client for this engine.</p>
</div>
</td>
</tr>
<tr>
<td>
<code>
<em>url</em>
</code>
</td>
<td>
<div>
<p>The url for this engine.</p>
</div>
</td>
</tr>
<tr>
<td>
<code>
<em>options</em>
</code>
</td>
<td>
<div>
<p>The options for this engine.</p>
</div>
</td>
</tr>
</tbody>
</table>
</div>
</section>
</div>
</li>
</ul>
</div>
<div class="task-group">
<div class="task-name-container">
<a name="/Methods"></a>
<a name="//apple_ref/swift/Section/Methods" class="dashAnchor"></a>
<div class="section-name-container">
<a class="section-name-link" href="#/Methods"></a>
<h3 class="section-name"><p>Methods</p>
</h3>
</div>
</div>
<ul class="item-container">
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP7connectyyF"></a>
<a name="//apple_ref/swift/Method/connect()" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP7connectyyF">connect()</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>Starts the connection to the server.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="kd">func</span> <span class="nf">connect</span><span class="p">()</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP8didError6reasonySS_tF"></a>
<a name="//apple_ref/swift/Method/didError(reason:)" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP8didError6reasonySS_tF">didError(reason:<wbr>)</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>Called when an error happens during execution. Causes a disconnection.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="kd">func</span> <span class="nf">didError</span><span class="p">(</span><span class="nv">reason</span><span class="p">:</span> <span class="kt">String</span><span class="p">)</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP10disconnect6reasonySS_tF"></a>
<a name="//apple_ref/swift/Method/disconnect(reason:)" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP10disconnect6reasonySS_tF">disconnect(reason:<wbr>)</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>Disconnects from the server.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="kd">func</span> <span class="nf">disconnect</span><span class="p">(</span><span class="nv">reason</span><span class="p">:</span> <span class="kt">String</span><span class="p">)</span></code></pre>
</div>
</div>
<div>
<h4>Parameters</h4>
<table class="graybox">
<tbody>
<tr>
<td>
<code>
<em>reason</em>
</code>
</td>
<td>
<div>
<p>The reason for the disconnection. This is communicated up to the client.</p>
</div>
</td>
</tr>
</tbody>
</table>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP13doFastUpgradeyyF"></a>
<a name="//apple_ref/swift/Method/doFastUpgrade()" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP13doFastUpgradeyyF">doFastUpgrade()</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>Called to switch from HTTP long-polling to WebSockets. After calling this method the engine will be in
WebSocket mode.</p>
<p><strong>You shouldn&rsquo;t call this directly</strong></p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="kd">func</span> <span class="nf">doFastUpgrade</span><span class="p">()</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP024flushWaitingForPostToWebA0yyF"></a>
<a name="//apple_ref/swift/Method/flushWaitingForPostToWebSocket()" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP024flushWaitingForPostToWebA0yyF">flushWaitingForPostToWebSocket()</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>Causes any packets that were waiting for POSTing to be sent through the WebSocket. This happens because when
the engine is attempting to upgrade to WebSocket it does not do any POSTing.</p>
<p><strong>You shouldn&rsquo;t call this directly</strong></p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="kd">func</span> <span class="nf">flushWaitingForPostToWebSocket</span><span class="p">()</span></code></pre>
</div>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP05parseC4Datayy10Foundation0F0VF"></a>
<a name="//apple_ref/swift/Method/parseEngineData(_:)" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP05parseC4Datayy10Foundation0F0VF">parseEngineData(_:<wbr>)</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>Parses raw binary received from engine.io.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="kd">func</span> <span class="nf">parseEngineData</span><span class="p">(</span><span class="n">_</span> <span class="nv">data</span><span class="p">:</span> <span class="kt">Data</span><span class="p">)</span></code></pre>
</div>
</div>
<div>
<h4>Parameters</h4>
<table class="graybox">
<tbody>
<tr>
<td>
<code>
<em>data</em>
</code>
</td>
<td>
<div>
<p>The data to parse.</p>
</div>
</td>
</tr>
</tbody>
</table>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP05parseC7MessageyySSF"></a>
<a name="//apple_ref/swift/Method/parseEngineMessage(_:)" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP05parseC7MessageyySSF">parseEngineMessage(_:<wbr>)</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>Parses a raw engine.io packet.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="kd">func</span> <span class="nf">parseEngineMessage</span><span class="p">(</span><span class="n">_</span> <span class="nv">message</span><span class="p">:</span> <span class="kt">String</span><span class="p">)</span></code></pre>
</div>
</div>
<div>
<h4>Parameters</h4>
<table class="graybox">
<tbody>
<tr>
<td>
<code>
<em>message</em>
</code>
</td>
<td>
<div>
<p>The message to parse.</p>
</div>
</td>
</tr>
</tbody>
</table>
</div>
</section>
</div>
</li>
<li class="item">
<div>
<code>
<a name="/s:8SocketIO0A10EngineSpecP5write_8withType0F4Data10completionySS_AA0ac6PacketG0OSay10Foundation0H0VGyycSgtF"></a>
<a name="//apple_ref/swift/Method/write(_:withType:withData:completion:)" class="dashAnchor"></a>
<a class="token" href="#/s:8SocketIO0A10EngineSpecP5write_8withType0F4Data10completionySS_AA0ac6PacketG0OSay10Foundation0H0VGyycSgtF">write(_:<wbr>withType:<wbr>withData:<wbr>completion:<wbr>)</a>
</code>
</div>
<div class="height-container">
<div class="pointer-container"></div>
<section class="section">
<div class="pointer"></div>
<div class="abstract">
<p>Writes a message to engine.io, independent of transport.</p>
</div>
<div class="declaration">
<h4>Declaration</h4>
<div class="language">
<p class="aside-title">Swift</p>
<pre class="highlight swift"><code><span class="kd">func</span> <span class="nf">write</span><span class="p">(</span><span class="n">_</span> <span class="nv">msg</span><span class="p">:</span> <span class="kt">String</span><span class="p">,</span> <span class="n">withType</span> <span class="nv">type</span><span class="p">:</span> <span class="kt"><a href="../Enums/SocketEnginePacketType.html">SocketEnginePacketType</a></span><span class="p">,</span> <span class="n">withData</span> <span class="nv">data</span><span class="p">:</span> <span class="p">[</span><span class="kt">Data</span><span class="p">],</span> <span class="nv">completion</span><span class="p">:</span> <span class="p">(()</span> <span class="o">-&gt;</span> <span class="p">())?)</span></code></pre>
</div>
</div>
<div>
<h4>Parameters</h4>
<table class="graybox">
<tbody>
<tr>
<td>
<code>
<em>msg</em>
</code>
</td>
<td>
<div>
<p>The message to send.</p>
</div>
</td>
</tr>
<tr>
<td>
<code>
<em>type</em>
</code>
</td>
<td>
<div>
<p>The type of this message.</p>
</div>
</td>
</tr>
<tr>
<td>
<code>
<em>data</em>
</code>
</td>
<td>
<div>
<p>Any data that this message has.</p>
</div>
</td>
</tr>
<tr>
<td>
<code>
<em>completion</em>
</code>
</td>
<td>
<div>
<p>Callback called on transport write completion.</p>
</div>
</td>
</tr>
</tbody>
</table>
</div>
</section>
</div>
</li>
</ul>
</div>
</div>
</section>
</article>
</div>
<section class="footer">
<p>&copy; 2021 <a class="link" href="https://github.com/socketio/socket.io-client-swift" target="_blank" rel="external">Erik</a>. All rights reserved. (Last updated: 2021-02-01)</p>
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