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<h3>Methods</h3>
<ul class="link-list" role="directory">
<li ><a href="#method-c-release">::release</a>
<li ><a href="#method-c-version">::version</a>
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<h1 id="module-Rack" class="module">
module Rack
</h1>
<section class="description">
<p>Regexp has `match?` since Ruby 2.4 so to support Ruby < 2.4 we need to define this method</p>
<p>The <a href="Rack.html"><code>Rack</code></a> main module, serving as a namespace for all core <a href="Rack.html"><code>Rack</code></a> modules and classes.</p>
<p>All modules meant for use in your application are <code>autoload</code>ed here, so it should be enough just to <code>require 'rack'</code> in your code.</p>
</section>
<section id="5Buntitled-5D" class="documentation-section">
<section class="constants-list">
<header>
<h3>Constants</h3>
</header>
<dl>
<dt id="CACHE_CONTROL">CACHE_CONTROL
<dd>
<dt id="CONTENT_LENGTH">CONTENT_LENGTH
<dd>
<dt id="CONTENT_TYPE">CONTENT_TYPE
<dd>
<dt id="DELETE">DELETE
<dd>
<dt id="ETAG">ETAG
<dd>
<dt id="EXPIRES">EXPIRES
<dd>
<dt id="File">File
<dd>
<dt id="GET">GET
<dd><p>HTTP method verbs</p>
<dt id="HEAD">HEAD
<dd>
<dt id="HTTPS">HTTPS
<dd>
<dt id="HTTP_COOKIE">HTTP_COOKIE
<dd>
<dt id="HTTP_HOST">HTTP_HOST
<dd>
<dt id="HTTP_PORT">HTTP_PORT
<dd>
<dt id="HTTP_VERSION">HTTP_VERSION
<dd>
<dt id="LINK">LINK
<dd>
<dt id="OPTIONS">OPTIONS
<dd>
<dt id="PATCH">PATCH
<dd>
<dt id="PATH_INFO">PATH_INFO
<dd>
<dt id="POST">POST
<dd>
<dt id="PUT">PUT
<dd>
<dt id="QUERY_STRING">QUERY_STRING
<dd>
<dt id="RACK_ERRORS">RACK_ERRORS
<dd>
<dt id="RACK_HIJACK">RACK_HIJACK
<dd>
<dt id="RACK_HIJACK_IO">RACK_HIJACK_IO
<dd>
<dt id="RACK_INPUT">RACK_INPUT
<dd>
<dt id="RACK_IS_HIJACK">RACK_IS_HIJACK
<dd>
<dt id="RACK_LOGGER">RACK_LOGGER
<dd>
<dt id="RACK_METHODOVERRIDE_ORIGINAL_METHOD">RACK_METHODOVERRIDE_ORIGINAL_METHOD
<dd>
<dt id="RACK_MULTIPART_BUFFER_SIZE">RACK_MULTIPART_BUFFER_SIZE
<dd>
<dt id="RACK_MULTIPART_TEMPFILE_FACTORY">RACK_MULTIPART_TEMPFILE_FACTORY
<dd>
<dt id="RACK_MULTIPROCESS">RACK_MULTIPROCESS
<dd>
<dt id="RACK_MULTITHREAD">RACK_MULTITHREAD
<dd>
<dt id="RACK_RECURSIVE_INCLUDE">RACK_RECURSIVE_INCLUDE
<dd>
<dt id="RACK_REQUEST_COOKIE_HASH">RACK_REQUEST_COOKIE_HASH
<dd>
<dt id="RACK_REQUEST_COOKIE_STRING">RACK_REQUEST_COOKIE_STRING
<dd>
<dt id="RACK_REQUEST_FORM_HASH">RACK_REQUEST_FORM_HASH
<dd>
<dt id="RACK_REQUEST_FORM_INPUT">RACK_REQUEST_FORM_INPUT
<dd>
<dt id="RACK_REQUEST_FORM_VARS">RACK_REQUEST_FORM_VARS
<dd>
<dt id="RACK_REQUEST_QUERY_HASH">RACK_REQUEST_QUERY_HASH
<dd>
<dt id="RACK_REQUEST_QUERY_STRING">RACK_REQUEST_QUERY_STRING
<dd>
<dt id="RACK_RUNONCE">RACK_RUNONCE
<dd>
<dt id="RACK_SESSION">RACK_SESSION
<dd>
<dt id="RACK_SESSION_OPTIONS">RACK_SESSION_OPTIONS
<dd>
<dt id="RACK_SESSION_UNPACKED_COOKIE_DATA">RACK_SESSION_UNPACKED_COOKIE_DATA
<dd>
<dt id="RACK_SHOWSTATUS_DETAIL">RACK_SHOWSTATUS_DETAIL
<dd>
<dt id="RACK_TEMPFILES">RACK_TEMPFILES
<dd>
<dt id="RACK_URL_SCHEME">RACK_URL_SCHEME
<dd>
<dt id="RACK_VERSION">RACK_VERSION
<dd><p><a href="Rack.html"><code>Rack</code></a> environment variables</p>
<dt id="RELEASE">RELEASE
<dd>
<dt id="REQUEST_METHOD">REQUEST_METHOD
<dd>
<dt id="REQUEST_PATH">REQUEST_PATH
<dd>
<dt id="SCRIPT_NAME">SCRIPT_NAME
<dd>
<dt id="SERVER_NAME">SERVER_NAME
<dd>
<dt id="SERVER_PORT">SERVER_PORT
<dd>
<dt id="SERVER_PROTOCOL">SERVER_PROTOCOL
<dd>
<dt id="SET_COOKIE">SET_COOKIE
<dd>
<dt id="TRACE">TRACE
<dd>
<dt id="TRANSFER_ENCODING">TRANSFER_ENCODING
<dd>
<dt id="UNLINK">UNLINK
<dd>
<dt id="VERSION">VERSION
<dd><p>The <a href="Rack.html"><code>Rack</code></a> protocol version number implemented.</p>
</dl>
</section>
<section id="public-class-5Buntitled-5D-method-details" class="method-section">
<header>
<h3>Public Class Methods</h3>
</header>
<div id="method-c-release" class="method-detail ">
<div class="method-heading">
<span class="method-name">release</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Return the <a href="Rack.html"><code>Rack</code></a> release as a dotted string.</p>
<div class="method-source-code" id="release-source">
<pre><span class="ruby-comment"># File lib/rack/version.rb, line 26</span>
<span class="ruby-keyword">def</span> <span class="ruby-keyword">self</span>.<span class="ruby-identifier ruby-title">release</span>
<span class="ruby-constant">RELEASE</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-c-version" class="method-detail ">
<div class="method-heading">
<span class="method-name">version</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Return the <a href="Rack.html"><code>Rack</code></a> protocol version as a dotted string.</p>
<div class="method-source-code" id="version-source">
<pre><span class="ruby-comment"># File lib/rack/version.rb, line 19</span>
<span class="ruby-keyword">def</span> <span class="ruby-keyword">self</span>.<span class="ruby-identifier ruby-title">version</span>
<span class="ruby-constant">VERSION</span>.<span class="ruby-identifier">join</span>(<span class="ruby-string">"."</span>)
<span class="ruby-keyword">end</span></pre>
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