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  <h3>Methods</h3>

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    <li ><a href="#method-c-installable-3F">::installable?</a>
    
    <li ><a href="#method-c-local">::local</a>
    
    <li ><a href="#method-c-match">::match</a>
    
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<main role="main" aria-labelledby="class-Gem::Platform">
  <h1 id="class-Gem::Platform" class="class">
    class Gem::Platform
  </h1>

  <section class="description">
    
<p>Available list of platforms for targeting Gem installations.</p>

<p>See `gem help platform` for information on platform matching.</p>

  </section>

  
  <section id="5Buntitled-5D" class="documentation-section">
    

    

    
    <section class="constants-list">
      <header>
        <h3>Constants</h3>
      </header>
      <dl>
      
        <dt id="CURRENT">CURRENT
        
        <dd><p>A platform-specific gem that is built for the packaging Ruby&#39;s platform. This will be replaced with <a href="Platform.html#method-c-local"><code>Gem::Platform::local</code></a>.</p>
        
      
        <dt id="JAVA">JAVA
        
        <dd>
        
      
        <dt id="MINGW">MINGW
        
        <dd>
        
      
        <dt id="MSWIN">MSWIN
        
        <dd>
        
      
        <dt id="MSWIN64">MSWIN64
        
        <dd>
        
      
        <dt id="RUBY">RUBY
        
        <dd><p>A pure-Ruby gem that may use <a href="Specification.html#method-i-extensions"><code>Gem::Specification#extensions</code></a> to build binary files.</p>
        
      
        <dt id="X64_MINGW">X64_MINGW
        
        <dd>
        
      
      </dl>
    </section>
    

    
    <section class="attribute-method-details" class="method-section">
      <header>
        <h3>Attributes</h3>
      </header>

      
      <div id="attribute-i-cpu" class="method-detail">
        <div class="method-heading attribute-method-heading">
          <span class="method-name">cpu</span><span
            class="attribute-access-type">[RW]</span>
        </div>

        <div class="method-description">
        
        
        
        </div>
      </div>
      
      <div id="attribute-i-os" class="method-detail">
        <div class="method-heading attribute-method-heading">
          <span class="method-name">os</span><span
            class="attribute-access-type">[RW]</span>
        </div>

        <div class="method-description">
        
        
        
        </div>
      </div>
      
      <div id="attribute-i-version" class="method-detail">
        <div class="method-heading attribute-method-heading">
          <span class="method-name">version</span><span
            class="attribute-access-type">[RW]</span>
        </div>

        <div class="method-description">
        
        
        
        </div>
      </div>
      
    </section>
    

    
     <section id="public-class-5Buntitled-5D-method-details" class="method-section">
       <header>
         <h3>Public Class Methods</h3>
       </header>

    
      <div id="method-c-installable-3F" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">installable?</span><span
            class="method-args">(spec)</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>
        

        <div class="method-description">
          
          
          
          

          
          <div class="method-source-code" id="installable-3F-source">
            <pre><span class="ruby-comment"># File lib/rubygems/platform.rb, line 33</span>
<span class="ruby-keyword">def</span> <span class="ruby-keyword">self</span>.<span class="ruby-identifier ruby-title">installable?</span>(<span class="ruby-identifier">spec</span>)
  <span class="ruby-keyword">if</span> <span class="ruby-identifier">spec</span>.<span class="ruby-identifier">respond_to?</span> <span class="ruby-value">:installable_platform?</span>
    <span class="ruby-identifier">spec</span>.<span class="ruby-identifier">installable_platform?</span>
  <span class="ruby-keyword">else</span>
    <span class="ruby-identifier">match</span> <span class="ruby-identifier">spec</span>.<span class="ruby-identifier">platform</span>
  <span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
          </div>
          
        </div>

        

        
      </div>

    
      <div id="method-c-local" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">local</span><span
            class="method-args">()</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>
        

        <div class="method-description">
          
          
          
          

          
          <div class="method-source-code" id="local-source">
            <pre><span class="ruby-comment"># File lib/rubygems/platform.rb, line 19</span>
<span class="ruby-keyword">def</span> <span class="ruby-keyword">self</span>.<span class="ruby-identifier ruby-title">local</span>
  <span class="ruby-identifier">arch</span> = <span class="ruby-constant">RbConfig</span><span class="ruby-operator">::</span><span class="ruby-constant">CONFIG</span>[<span class="ruby-string">&#39;arch&#39;</span>]
  <span class="ruby-identifier">arch</span> = <span class="ruby-node">&quot;#{arch}_60&quot;</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">arch</span> <span class="ruby-operator">=~</span> <span class="ruby-regexp">/mswin(?:32|64)$/</span>
  <span class="ruby-ivar">@local</span> <span class="ruby-operator">||=</span> <span class="ruby-identifier">new</span>(<span class="ruby-identifier">arch</span>)
<span class="ruby-keyword">end</span></pre>
          </div>
          
        </div>

        

        
      </div>

    
      <div id="method-c-match" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">match</span><span
            class="method-args">(platform)</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>
        

        <div class="method-description">
          
          
          
          

          
          <div class="method-source-code" id="match-source">
            <pre><span class="ruby-comment"># File lib/rubygems/platform.rb, line 25</span>
<span class="ruby-keyword">def</span> <span class="ruby-keyword">self</span>.<span class="ruby-identifier ruby-title">match</span>(<span class="ruby-identifier">platform</span>)
  <span class="ruby-constant">Gem</span>.<span class="ruby-identifier">platforms</span>.<span class="ruby-identifier">any?</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">local_platform</span><span class="ruby-operator">|</span>
    <span class="ruby-identifier">platform</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-keyword">or</span>
      <span class="ruby-identifier">local_platform</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">platform</span> <span class="ruby-keyword">or</span>
      (<span class="ruby-identifier">local_platform</span> <span class="ruby-operator">!=</span> <span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">Platform</span><span class="ruby-operator">::</span><span class="ruby-constant">RUBY</span> <span class="ruby-keyword">and</span> <span class="ruby-identifier">local_platform</span> <span class="ruby-operator">=~</span> <span class="ruby-identifier">platform</span>)
  <span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
          </div>
          
        </div>

        

        
      </div>

    
      <div id="method-c-new" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">new</span><span
            class="method-args">(arch)</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>
        

        <div class="method-description">
          
          
          
          

          
          <div class="method-source-code" id="new-source">
            <pre><span class="ruby-comment"># File lib/rubygems/platform.rb, line 52</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">initialize</span>(<span class="ruby-identifier">arch</span>)
  <span class="ruby-keyword">case</span> <span class="ruby-identifier">arch</span>
  <span class="ruby-keyword">when</span> <span class="ruby-constant">Array</span> <span class="ruby-keyword">then</span>
    <span class="ruby-ivar">@cpu</span>, <span class="ruby-ivar">@os</span>, <span class="ruby-ivar">@version</span> = <span class="ruby-identifier">arch</span>
  <span class="ruby-keyword">when</span> <span class="ruby-constant">String</span> <span class="ruby-keyword">then</span>
    <span class="ruby-identifier">arch</span> = <span class="ruby-identifier">arch</span>.<span class="ruby-identifier">split</span> <span class="ruby-string">&#39;-&#39;</span>

    <span class="ruby-keyword">if</span> <span class="ruby-identifier">arch</span>.<span class="ruby-identifier">length</span> <span class="ruby-operator">&gt;</span> <span class="ruby-value">2</span> <span class="ruby-keyword">and</span> <span class="ruby-identifier">arch</span>.<span class="ruby-identifier">last</span> <span class="ruby-operator">!~</span> <span class="ruby-regexp">/\d/</span>  <span class="ruby-comment"># reassemble x86-linux-gnu</span>
      <span class="ruby-identifier">extra</span> = <span class="ruby-identifier">arch</span>.<span class="ruby-identifier">pop</span>
      <span class="ruby-identifier">arch</span>.<span class="ruby-identifier">last</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-node">&quot;-#{extra}&quot;</span>
    <span class="ruby-keyword">end</span>

    <span class="ruby-identifier">cpu</span> = <span class="ruby-identifier">arch</span>.<span class="ruby-identifier">shift</span>

    <span class="ruby-ivar">@cpu</span> = <span class="ruby-keyword">case</span> <span class="ruby-identifier">cpu</span>
           <span class="ruby-keyword">when</span> <span class="ruby-regexp">/i\d86/</span> <span class="ruby-keyword">then</span> <span class="ruby-string">&#39;x86&#39;</span>
           <span class="ruby-keyword">else</span> <span class="ruby-identifier">cpu</span>
           <span class="ruby-keyword">end</span>

    <span class="ruby-keyword">if</span> <span class="ruby-identifier">arch</span>.<span class="ruby-identifier">length</span> <span class="ruby-operator">==</span> <span class="ruby-value">2</span> <span class="ruby-keyword">and</span> <span class="ruby-identifier">arch</span>.<span class="ruby-identifier">last</span> <span class="ruby-operator">=~</span> <span class="ruby-regexp">/^\d+(\.\d+)?$/</span>  <span class="ruby-comment"># for command-line</span>
      <span class="ruby-ivar">@os</span>, <span class="ruby-ivar">@version</span> = <span class="ruby-identifier">arch</span>
      <span class="ruby-keyword">return</span>
    <span class="ruby-keyword">end</span>

    <span class="ruby-identifier">os</span>, = <span class="ruby-identifier">arch</span>
    <span class="ruby-ivar">@cpu</span>, <span class="ruby-identifier">os</span> = <span class="ruby-keyword">nil</span>, <span class="ruby-identifier">cpu</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">os</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-comment"># legacy jruby</span>

    <span class="ruby-ivar">@os</span>, <span class="ruby-ivar">@version</span> = <span class="ruby-keyword">case</span> <span class="ruby-identifier">os</span>
                    <span class="ruby-keyword">when</span> <span class="ruby-regexp">/aix(\d+)?/</span> <span class="ruby-keyword">then</span>             [ <span class="ruby-string">&#39;aix&#39;</span>,       <span class="ruby-node">$1</span>  ]
                    <span class="ruby-keyword">when</span> <span class="ruby-regexp">/cygwin/</span> <span class="ruby-keyword">then</span>                [ <span class="ruby-string">&#39;cygwin&#39;</span>,    <span class="ruby-keyword">nil</span> ]
                    <span class="ruby-keyword">when</span> <span class="ruby-regexp">/darwin(\d+)?/</span> <span class="ruby-keyword">then</span>          [ <span class="ruby-string">&#39;darwin&#39;</span>,    <span class="ruby-node">$1</span>  ]
                    <span class="ruby-keyword">when</span> <span class="ruby-regexp">/^macruby$/</span> <span class="ruby-keyword">then</span>             [ <span class="ruby-string">&#39;macruby&#39;</span>,   <span class="ruby-keyword">nil</span> ]
                    <span class="ruby-keyword">when</span> <span class="ruby-regexp">/freebsd(\d+)?/</span> <span class="ruby-keyword">then</span>         [ <span class="ruby-string">&#39;freebsd&#39;</span>,   <span class="ruby-node">$1</span>  ]
                    <span class="ruby-keyword">when</span> <span class="ruby-regexp">/hpux(\d+)?/</span> <span class="ruby-keyword">then</span>            [ <span class="ruby-string">&#39;hpux&#39;</span>,      <span class="ruby-node">$1</span>  ]
                    <span class="ruby-keyword">when</span> <span class="ruby-regexp">/^java$/</span>, <span class="ruby-regexp">/^jruby$/</span> <span class="ruby-keyword">then</span>     [ <span class="ruby-string">&#39;java&#39;</span>,      <span class="ruby-keyword">nil</span> ]
                    <span class="ruby-keyword">when</span> <span class="ruby-regexp">/^java([\d.]*)/</span> <span class="ruby-keyword">then</span>         [ <span class="ruby-string">&#39;java&#39;</span>,      <span class="ruby-node">$1</span>  ]
                    <span class="ruby-keyword">when</span> <span class="ruby-regexp">/^dalvik(\d+)?$/</span> <span class="ruby-keyword">then</span>        [ <span class="ruby-string">&#39;dalvik&#39;</span>,    <span class="ruby-node">$1</span>  ]
                    <span class="ruby-keyword">when</span> <span class="ruby-regexp">/^dotnet$/</span> <span class="ruby-keyword">then</span>              [ <span class="ruby-string">&#39;dotnet&#39;</span>,    <span class="ruby-keyword">nil</span> ]
                    <span class="ruby-keyword">when</span> <span class="ruby-regexp">/^dotnet([\d.]*)/</span> <span class="ruby-keyword">then</span>       [ <span class="ruby-string">&#39;dotnet&#39;</span>,    <span class="ruby-node">$1</span>  ]
                    <span class="ruby-keyword">when</span> <span class="ruby-regexp">/linux-?((?!gnu)\w+)?/</span> <span class="ruby-keyword">then</span>  [ <span class="ruby-string">&#39;linux&#39;</span>,     <span class="ruby-node">$1</span>  ]
                    <span class="ruby-keyword">when</span> <span class="ruby-regexp">/mingw32/</span> <span class="ruby-keyword">then</span>               [ <span class="ruby-string">&#39;mingw32&#39;</span>,   <span class="ruby-keyword">nil</span> ]
                    <span class="ruby-keyword">when</span> <span class="ruby-regexp">/(mswin\d+)(\_(\d+))?/</span> <span class="ruby-keyword">then</span>
                      <span class="ruby-identifier">os</span>, <span class="ruby-identifier">version</span> = <span class="ruby-node">$1</span>, <span class="ruby-node">$3</span>
                      <span class="ruby-ivar">@cpu</span> = <span class="ruby-string">&#39;x86&#39;</span> <span class="ruby-keyword">if</span> <span class="ruby-ivar">@cpu</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-keyword">and</span> <span class="ruby-identifier">os</span> <span class="ruby-operator">=~</span> <span class="ruby-regexp">/32$/</span>
                      [<span class="ruby-identifier">os</span>, <span class="ruby-identifier">version</span>]
                    <span class="ruby-keyword">when</span> <span class="ruby-regexp">/netbsdelf/</span> <span class="ruby-keyword">then</span>             [ <span class="ruby-string">&#39;netbsdelf&#39;</span>, <span class="ruby-keyword">nil</span> ]
                    <span class="ruby-keyword">when</span> <span class="ruby-regexp">/openbsd(\d+\.\d+)?/</span> <span class="ruby-keyword">then</span>    [ <span class="ruby-string">&#39;openbsd&#39;</span>,   <span class="ruby-node">$1</span>  ]
                    <span class="ruby-keyword">when</span> <span class="ruby-regexp">/bitrig(\d+\.\d+)?/</span> <span class="ruby-keyword">then</span>     [ <span class="ruby-string">&#39;bitrig&#39;</span>,    <span class="ruby-node">$1</span>  ]
                    <span class="ruby-keyword">when</span> <span class="ruby-regexp">/solaris(\d+\.\d+)?/</span> <span class="ruby-keyword">then</span>    [ <span class="ruby-string">&#39;solaris&#39;</span>,   <span class="ruby-node">$1</span>  ]
                    <span class="ruby-comment"># test</span>
                    <span class="ruby-keyword">when</span> <span class="ruby-regexp">/^(\w+_platform)(\d+)?/</span> <span class="ruby-keyword">then</span> [ <span class="ruby-node">$1</span>,          <span class="ruby-node">$2</span>  ]
                    <span class="ruby-keyword">else</span>                              [ <span class="ruby-string">&#39;unknown&#39;</span>,   <span class="ruby-keyword">nil</span> ]
                    <span class="ruby-keyword">end</span>
  <span class="ruby-keyword">when</span> <span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">Platform</span> <span class="ruby-keyword">then</span>
    <span class="ruby-ivar">@cpu</span> = <span class="ruby-identifier">arch</span>.<span class="ruby-identifier">cpu</span>
    <span class="ruby-ivar">@os</span> = <span class="ruby-identifier">arch</span>.<span class="ruby-identifier">os</span>
    <span class="ruby-ivar">@version</span> = <span class="ruby-identifier">arch</span>.<span class="ruby-identifier">version</span>
  <span class="ruby-keyword">else</span>
    <span class="ruby-identifier">raise</span> <span class="ruby-constant">ArgumentError</span>, <span class="ruby-node">&quot;invalid argument #{arch.inspect}&quot;</span>
  <span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
          </div>
          
        </div>

        

        
      </div>

    
    </section>
  
     <section id="public-instance-5Buntitled-5D-method-details" class="method-section">
       <header>
         <h3>Public Instance Methods</h3>
       </header>

    
      <div id="method-i-3D-3D" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">==</span><span
            class="method-args">(other)</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>
        

        <div class="method-description">
          
          <p>Is <code>other</code> equal to this platform?  Two platforms are equal if they have the same CPU, OS and version.</p>
          
          

          
          <div class="method-source-code" id="3D-3D-source">
            <pre><span class="ruby-comment"># File lib/rubygems/platform.rb, line 130</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">==</span>(<span class="ruby-identifier">other</span>)
  <span class="ruby-keyword">self</span>.<span class="ruby-identifier">class</span> <span class="ruby-operator">===</span> <span class="ruby-identifier">other</span> <span class="ruby-keyword">and</span> <span class="ruby-identifier">to_a</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">other</span>.<span class="ruby-identifier">to_a</span>
<span class="ruby-keyword">end</span></pre>
          </div>
          
        </div>

        
        <div class="aliases">
          Also aliased as: <a href="Platform.html#method-i-eql-3F">eql?</a>, eql?
        </div>
        

        
      </div>

    
      <div id="method-i-3D-3D-3D" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">===</span><span
            class="method-args">(other)</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>
        

        <div class="method-description">
          
          <p>Does <code>other</code> match this platform?  Two platforms match if they have the same CPU, or either has a CPU of &#39;universal&#39;, they have the same OS, and they have the same version, or either has no version.</p>

<p>Additionally, the platform will match if the local CPU is &#39;arm&#39; and the other CPU starts with “arm” (for generic ARM family support).</p>
          
          

          
          <div class="method-source-code" id="3D-3D-3D-source">
            <pre><span class="ruby-comment"># File lib/rubygems/platform.rb, line 148</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">===</span>(<span class="ruby-identifier">other</span>)
  <span class="ruby-keyword">return</span> <span class="ruby-keyword">nil</span> <span class="ruby-keyword">unless</span> <span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">Platform</span> <span class="ruby-operator">===</span> <span class="ruby-identifier">other</span>

  <span class="ruby-comment"># cpu</span>
  ([<span class="ruby-keyword">nil</span>,<span class="ruby-string">&#39;universal&#39;</span>].<span class="ruby-identifier">include?</span>(<span class="ruby-ivar">@cpu</span>) <span class="ruby-keyword">or</span> [<span class="ruby-keyword">nil</span>, <span class="ruby-string">&#39;universal&#39;</span>].<span class="ruby-identifier">include?</span>(<span class="ruby-identifier">other</span>.<span class="ruby-identifier">cpu</span>) <span class="ruby-keyword">or</span> <span class="ruby-ivar">@cpu</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">other</span>.<span class="ruby-identifier">cpu</span> <span class="ruby-keyword">or</span>
  (<span class="ruby-ivar">@cpu</span> <span class="ruby-operator">==</span> <span class="ruby-string">&#39;arm&#39;</span> <span class="ruby-keyword">and</span> <span class="ruby-identifier">other</span>.<span class="ruby-identifier">cpu</span> <span class="ruby-operator">=~</span> <span class="ruby-regexp">/\Aarm/</span>)) <span class="ruby-keyword">and</span>

  <span class="ruby-comment"># os</span>
  <span class="ruby-ivar">@os</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">other</span>.<span class="ruby-identifier">os</span> <span class="ruby-keyword">and</span>

  <span class="ruby-comment"># version</span>
  (<span class="ruby-ivar">@version</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-keyword">or</span> <span class="ruby-identifier">other</span>.<span class="ruby-identifier">version</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-keyword">or</span> <span class="ruby-ivar">@version</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">other</span>.<span class="ruby-identifier">version</span>)
<span class="ruby-keyword">end</span></pre>
          </div>
          
        </div>

        

        
      </div>

    
      <div id="method-i-3D~" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">=~</span><span
            class="method-args">(other)</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>
        

        <div class="method-description">
          
          <p>Does <code>other</code> match this platform?  If <code>other</code> is a <a href="../String.html"><code>String</code></a> it will be converted to a <a href="Platform.html"><code>Gem::Platform</code></a> first.  See <a href="Platform.html#method-i-3D-3D-3D"><code>===</code></a> for matching rules.</p>
          
          

          
          <div class="method-source-code" id="3D~-source">
            <pre><span class="ruby-comment"># File lib/rubygems/platform.rb, line 166</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">=~</span>(<span class="ruby-identifier">other</span>)
  <span class="ruby-keyword">case</span> <span class="ruby-identifier">other</span>
  <span class="ruby-keyword">when</span> <span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">Platform</span> <span class="ruby-keyword">then</span> <span class="ruby-comment"># nop</span>
  <span class="ruby-keyword">when</span> <span class="ruby-constant">String</span> <span class="ruby-keyword">then</span>
    <span class="ruby-comment"># This data is from http://gems.rubyforge.org/gems/yaml on 19 Aug 2007</span>
    <span class="ruby-identifier">other</span> = <span class="ruby-keyword">case</span> <span class="ruby-identifier">other</span>
            <span class="ruby-keyword">when</span> <span class="ruby-regexp">/^i686-darwin(\d)/</span>     <span class="ruby-keyword">then</span> [<span class="ruby-string">&#39;x86&#39;</span>,       <span class="ruby-string">&#39;darwin&#39;</span>,  <span class="ruby-node">$1</span>    ]
            <span class="ruby-keyword">when</span> <span class="ruby-regexp">/^i\d86-linux/</span>         <span class="ruby-keyword">then</span> [<span class="ruby-string">&#39;x86&#39;</span>,       <span class="ruby-string">&#39;linux&#39;</span>,   <span class="ruby-keyword">nil</span>   ]
            <span class="ruby-keyword">when</span> <span class="ruby-string">&#39;java&#39;</span>, <span class="ruby-string">&#39;jruby&#39;</span>        <span class="ruby-keyword">then</span> [<span class="ruby-keyword">nil</span>,         <span class="ruby-string">&#39;java&#39;</span>,    <span class="ruby-keyword">nil</span>   ]
            <span class="ruby-keyword">when</span> <span class="ruby-regexp">/^dalvik(\d+)?$/</span>       <span class="ruby-keyword">then</span> [<span class="ruby-keyword">nil</span>,         <span class="ruby-string">&#39;dalvik&#39;</span>,  <span class="ruby-node">$1</span>    ]
            <span class="ruby-keyword">when</span> <span class="ruby-regexp">/dotnet(\-(\d+\.\d+))?/</span> <span class="ruby-keyword">then</span> [<span class="ruby-string">&#39;universal&#39;</span>,<span class="ruby-string">&#39;dotnet&#39;</span>,  <span class="ruby-node">$2</span>    ]
            <span class="ruby-keyword">when</span> <span class="ruby-regexp">/mswin32(\_(\d+))?/</span>    <span class="ruby-keyword">then</span> [<span class="ruby-string">&#39;x86&#39;</span>,       <span class="ruby-string">&#39;mswin32&#39;</span>, <span class="ruby-node">$2</span>    ]
            <span class="ruby-keyword">when</span> <span class="ruby-regexp">/mswin64(\_(\d+))?/</span>    <span class="ruby-keyword">then</span> [<span class="ruby-string">&#39;x64&#39;</span>,       <span class="ruby-string">&#39;mswin64&#39;</span>, <span class="ruby-node">$2</span>    ]
            <span class="ruby-keyword">when</span> <span class="ruby-string">&#39;powerpc-darwin&#39;</span>       <span class="ruby-keyword">then</span> [<span class="ruby-string">&#39;powerpc&#39;</span>,   <span class="ruby-string">&#39;darwin&#39;</span>,  <span class="ruby-keyword">nil</span>   ]
            <span class="ruby-keyword">when</span> <span class="ruby-regexp">/powerpc-darwin(\d)/</span>   <span class="ruby-keyword">then</span> [<span class="ruby-string">&#39;powerpc&#39;</span>,   <span class="ruby-string">&#39;darwin&#39;</span>,  <span class="ruby-node">$1</span>    ]
            <span class="ruby-keyword">when</span> <span class="ruby-regexp">/sparc-solaris2.8/</span>     <span class="ruby-keyword">then</span> [<span class="ruby-string">&#39;sparc&#39;</span>,     <span class="ruby-string">&#39;solaris&#39;</span>, <span class="ruby-string">&#39;2.8&#39;</span> ]
            <span class="ruby-keyword">when</span> <span class="ruby-regexp">/universal-darwin(\d)/</span> <span class="ruby-keyword">then</span> [<span class="ruby-string">&#39;universal&#39;</span>, <span class="ruby-string">&#39;darwin&#39;</span>,  <span class="ruby-node">$1</span>    ]
            <span class="ruby-keyword">else</span>                             <span class="ruby-identifier">other</span>
            <span class="ruby-keyword">end</span>

    <span class="ruby-identifier">other</span> = <span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">Platform</span>.<span class="ruby-identifier">new</span> <span class="ruby-identifier">other</span>
  <span class="ruby-keyword">else</span>
    <span class="ruby-keyword">return</span> <span class="ruby-keyword">nil</span>
  <span class="ruby-keyword">end</span>

  <span class="ruby-keyword">self</span> <span class="ruby-operator">===</span> <span class="ruby-identifier">other</span>
<span class="ruby-keyword">end</span></pre>
          </div>
          
        </div>

        

        
      </div>

    
      <div id="method-i-eql-3F" class="method-detail method-alias">
        
        <div class="method-heading">
          <span class="method-name">eql?</span><span
            class="method-args">(other)</span>
          
        </div>
        

        <div class="method-description">
          
          
          
          

          
        </div>

        

        
        <div class="aliases">
          Alias for: <a href="Platform.html#method-i-3D-3D">==</a>
        </div>
        
      </div>

    
      <div id="method-i-hash" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">hash</span><span
            class="method-args">()</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>
        

        <div class="method-description">
          
          
          
          

          
          <div class="method-source-code" id="hash-source">
            <pre><span class="ruby-comment"># File lib/bundler/rubygems_ext.rb, line 141</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">hash</span>
  <span class="ruby-ivar">@cpu</span>.<span class="ruby-identifier">hash</span> <span class="ruby-operator">^</span> <span class="ruby-ivar">@os</span>.<span class="ruby-identifier">hash</span> <span class="ruby-operator">^</span> <span class="ruby-ivar">@version</span>.<span class="ruby-identifier">hash</span>
<span class="ruby-keyword">end</span></pre>
          </div>
          
        </div>

        

        
      </div>

    
      <div id="method-i-inspect" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">inspect</span><span
            class="method-args">()</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>
        

        <div class="method-description">
          
          
          
          
            <div class="method-calls-super">
              Calls superclass method
              <a href="../Object.html#method-i-inspect"><code>Object#inspect</code></a>
            </div>
          

          
          <div class="method-source-code" id="inspect-source">
            <pre><span class="ruby-comment"># File lib/rubygems/platform.rb, line 114</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">inspect</span>
  <span class="ruby-string">&quot;%s @cpu=%p, @os=%p, @version=%p&gt;&quot;</span> <span class="ruby-operator">%</span> [<span class="ruby-keyword">super</span>[<span class="ruby-value">0</span><span class="ruby-operator">..</span><span class="ruby-value">-2</span>], <span class="ruby-operator">*</span><span class="ruby-identifier">to_a</span>]
<span class="ruby-keyword">end</span></pre>
          </div>
          
        </div>

        

        
      </div>

    
      <div id="method-i-to_a" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">to_a</span><span
            class="method-args">()</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>
        

        <div class="method-description">
          
          
          
          

          
          <div class="method-source-code" id="to_a-source">
            <pre><span class="ruby-comment"># File lib/rubygems/platform.rb, line 118</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">to_a</span>
  [<span class="ruby-ivar">@cpu</span>, <span class="ruby-ivar">@os</span>, <span class="ruby-ivar">@version</span>]
<span class="ruby-keyword">end</span></pre>
          </div>
          
        </div>

        

        
      </div>

    
      <div id="method-i-to_s" class="method-detail ">
        
        <div class="method-heading">
          <span class="method-name">to_s</span><span
            class="method-args">()</span>
          
          <span class="method-click-advice">click to toggle source</span>
          
        </div>
        

        <div class="method-description">
          
          
          
          

          
          <div class="method-source-code" id="to_s-source">
            <pre><span class="ruby-comment"># File lib/rubygems/platform.rb, line 122</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">to_s</span>
  <span class="ruby-identifier">to_a</span>.<span class="ruby-identifier">compact</span>.<span class="ruby-identifier">join</span> <span class="ruby-string">&#39;-&#39;</span>
<span class="ruby-keyword">end</span></pre>
          </div>
          
        </div>

        

        
      </div>

    
    </section>
  
  </section>

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