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Prism.hooks.html
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Prism.hooks.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>hooks - Documentation</title>
<meta property="og:title" content="Prism generated API documentation"/>
<meta property="og:type" content="website"/>
<meta property="og:image" content="/logo.svg"/>
<meta property="og:site_name" content="Prism"/>
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<h2><a href="index.html">Home</a></h2><h2><a href="https://prismjs.com" class="menu-item" id="website_link" >PrismJS</a></h2><h2><a href="https://github.com/PrismJS/prism" target="_blank" class="menu-item" id="github_link" >GitHub</a></h2><h3>Classes</h3><ul><li><a href="Token.html">Token</a></li></ul><h3>Namespaces</h3><ul><li><a href="Prism.html">Prism</a><ul class='members'><li data-type='member'><a href="Prism.html#.disableWorkerMessageHandler">disableWorkerMessageHandler</a></li><li data-type='member'><a href="Prism.html#.manual">manual</a></li></ul><ul class='methods'><li data-type='method'><a href="Prism.html#.highlight">highlight</a></li><li data-type='method'><a href="Prism.html#.highlightAll">highlightAll</a></li><li data-type='method'><a href="Prism.html#.highlightAllUnder">highlightAllUnder</a></li><li data-type='method'><a href="Prism.html#.highlightElement">highlightElement</a></li><li data-type='method'><a href="Prism.html#.tokenize">tokenize</a></li></ul></li><li><a href="Prism.hooks.html">hooks</a><ul class='methods'><li data-type='method'><a href="Prism.hooks.html#.add">add</a></li><li data-type='method'><a href="Prism.hooks.html#.run">run</a></li></ul></li><li><a href="Prism.languages.html">languages</a><ul class='methods'><li data-type='method'><a href="Prism.languages.html#.extend">extend</a></li><li data-type='method'><a href="Prism.languages.html#.insertBefore">insertBefore</a></li></ul></li></ul><h3>Global</h3><ul><li><a href="global.html#Grammar">Grammar</a></li><li><a href="global.html#GrammarToken">GrammarToken</a></li><li><a href="global.html#HighlightCallback">HighlightCallback</a></li><li><a href="global.html#HookCallback">HookCallback</a></li><li><a href="global.html#TokenStream">TokenStream</a></li></ul>
</nav>
<div id="main">
<h1 class="page-title">hooks</h1>
<section>
<header>
<h2>
<span class="ancestors"><a href="Prism.html">Prism</a>.</span>
hooks
</h2>
</header>
<article>
<div class="container-overview">
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="prism-core.js.html">prism-core.js</a>, <a href="prism-core.js.html#line714">line 714</a>
</li></ul></dd>
</dl>
</div>
<h3 class="subsection-title">Methods</h3>
<h4 class="name" id=".add"><span class="type-signature">(static) </span>add<span class="signature">(name, callback)</span><span class="type-signature"></span></h4>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="prism-core.js.html">prism-core.js</a>, <a href="prism-core.js.html#line729">line 729</a>
</li></ul></dd>
</dl>
<div class="description usertext">
<p>Adds the given callback to the list of callbacks for the given hook.</p>
<p>The callback will be invoked when the hook it is registered for is run.
Hooks are usually directly run by a highlight function but you can also run hooks yourself.</p>
<p>One callback function can be registered to multiple hooks and the same hook multiple times.</p>
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>name</code></td>
<td class="type">
<span class="param-type">string</span>
</td>
<td class="description last"><p>The name of the hook.</p></td>
</tr>
<tr>
<td class="name"><code>callback</code></td>
<td class="type">
<span class="param-type"><a href="global.html#HookCallback">HookCallback</a></span>
</td>
<td class="description last"><p>The callback function which is given environment variables.</p></td>
</tr>
</tbody>
</table>
<h4 class="name" id=".run"><span class="type-signature">(static) </span>run<span class="signature">(name, env)</span><span class="type-signature"></span></h4>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="prism-core.js.html">prism-core.js</a>, <a href="prism-core.js.html#line746">line 746</a>
</li></ul></dd>
</dl>
<div class="description usertext">
<p>Runs a hook invoking all registered callbacks with the given environment variables.</p>
<p>Callbacks will be invoked synchronously and in the order in which they were registered.</p>
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>name</code></td>
<td class="type">
<span class="param-type">string</span>
</td>
<td class="description last"><p>The name of the hook.</p></td>
</tr>
<tr>
<td class="name"><code>env</code></td>
<td class="type">
<span class="param-type">Object.<string, any></span>
</td>
<td class="description last"><p>The environment variables of the hook passed to all callbacks registered.</p></td>
</tr>
</tbody>
</table>
</article>
</section>
</div>
<br class="clear">
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