File: C:/Ruby27-x64/share/doc/ruby/html/Gem/Indexer.html
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<h3>Parent</h3>
<p class="link"><a href="../Object.html">Object</a>
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<h3>Included Modules</h3>
<ul class="link-list">
<li><a class="include" href="UserInteraction.html">Gem::UserInteraction</a>
</ul>
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<!-- Method Quickref -->
<div id="method-list-section" class="nav-section">
<h3>Methods</h3>
<ul class="link-list" role="directory">
<li ><a href="#method-c-new">::new</a>
<li ><a href="#method-i-build_indices">#build_indices</a>
<li ><a href="#method-i-build_marshal_gemspecs">#build_marshal_gemspecs</a>
<li ><a href="#method-i-build_modern_index">#build_modern_index</a>
<li ><a href="#method-i-build_modern_indices">#build_modern_indices</a>
<li ><a href="#method-i-compact_specs">#compact_specs</a>
<li ><a href="#method-i-compress">#compress</a>
<li ><a href="#method-i-compress_indices">#compress_indices</a>
<li ><a href="#method-i-gem_file_list">#gem_file_list</a>
<li ><a href="#method-i-generate_index">#generate_index</a>
<li ><a href="#method-i-gzip">#gzip</a>
<li ><a href="#method-i-install_indices">#install_indices</a>
<li ><a href="#method-i-make_temp_directories">#make_temp_directories</a>
<li ><a href="#method-i-map_gems_to_specs">#map_gems_to_specs</a>
<li ><a href="#method-i-paranoid">#paranoid</a>
<li ><a href="#method-i-update_index">#update_index</a>
<li ><a href="#method-i-update_specs_index">#update_specs_index</a>
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<main role="main" aria-labelledby="class-Gem::Indexer">
<h1 id="class-Gem::Indexer" class="class">
class Gem::Indexer
</h1>
<section class="description">
<p>Top level class for building the gem repository index.</p>
</section>
<section id="5Buntitled-5D" class="documentation-section">
<section class="attribute-method-details" class="method-section">
<header>
<h3>Attributes</h3>
</header>
<div id="attribute-i-build_modern" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">build_modern</span><span
class="attribute-access-type">[RW]</span>
</div>
<div class="method-description">
<p>Build indexes for RubyGems 1.2.0 and newer when true</p>
</div>
</div>
<div id="attribute-i-dest_directory" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">dest_directory</span><span
class="attribute-access-type">[R]</span>
</div>
<div class="method-description">
<p>Index install location</p>
</div>
</div>
<div id="attribute-i-dest_latest_specs_index" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">dest_latest_specs_index</span><span
class="attribute-access-type">[R]</span>
</div>
<div class="method-description">
<p>Latest specs index install location</p>
</div>
</div>
<div id="attribute-i-dest_prerelease_specs_index" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">dest_prerelease_specs_index</span><span
class="attribute-access-type">[R]</span>
</div>
<div class="method-description">
<p>Prerelease specs index install location</p>
</div>
</div>
<div id="attribute-i-dest_specs_index" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">dest_specs_index</span><span
class="attribute-access-type">[R]</span>
</div>
<div class="method-description">
<p>Specs index install location</p>
</div>
</div>
<div id="attribute-i-directory" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">directory</span><span
class="attribute-access-type">[R]</span>
</div>
<div class="method-description">
<p>Index build directory</p>
</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-new" class="method-detail ">
<div class="method-heading">
<span class="method-name">new</span><span
class="method-args">(directory, options = {})</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Create an indexer that will index the gems in <code>directory</code>.</p>
<div class="method-source-code" id="new-source">
<pre><span class="ruby-comment"># File lib/rubygems/indexer.rb, line 60</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">initialize</span>(<span class="ruby-identifier">directory</span>, <span class="ruby-identifier">options</span> = {})
<span class="ruby-identifier">require</span> <span class="ruby-string">'fileutils'</span>
<span class="ruby-identifier">require</span> <span class="ruby-string">'tmpdir'</span>
<span class="ruby-identifier">require</span> <span class="ruby-string">'zlib'</span>
<span class="ruby-keyword">unless</span> <span class="ruby-keyword">defined?</span>(<span class="ruby-constant">Builder</span><span class="ruby-operator">::</span><span class="ruby-constant">XChar</span>)
<span class="ruby-identifier">raise</span> <span class="ruby-string">"Gem::Indexer requires that the XML Builder library be installed:"</span> <span class="ruby-operator">+</span>
<span class="ruby-string">"\n\tgem install builder"</span>
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">options</span> = { <span class="ruby-value">:build_modern</span> <span class="ruby-operator">=></span> <span class="ruby-keyword">true</span> }.<span class="ruby-identifier">merge</span> <span class="ruby-identifier">options</span>
<span class="ruby-ivar">@build_modern</span> = <span class="ruby-identifier">options</span>[<span class="ruby-value">:build_modern</span>]
<span class="ruby-ivar">@dest_directory</span> = <span class="ruby-identifier">directory</span>
<span class="ruby-ivar">@directory</span> = <span class="ruby-constant">Dir</span>.<span class="ruby-identifier">mktmpdir</span> <span class="ruby-string">'gem_generate_index'</span>
<span class="ruby-identifier">marshal_name</span> = <span class="ruby-node">"Marshal.#{Gem.marshal_version}"</span>
<span class="ruby-ivar">@master_index</span> = <span class="ruby-constant">File</span>.<span class="ruby-identifier">join</span> <span class="ruby-ivar">@directory</span>, <span class="ruby-string">'yaml'</span>
<span class="ruby-ivar">@marshal_index</span> = <span class="ruby-constant">File</span>.<span class="ruby-identifier">join</span> <span class="ruby-ivar">@directory</span>, <span class="ruby-identifier">marshal_name</span>
<span class="ruby-ivar">@quick_dir</span> = <span class="ruby-constant">File</span>.<span class="ruby-identifier">join</span> <span class="ruby-ivar">@directory</span>, <span class="ruby-string">'quick'</span>
<span class="ruby-ivar">@quick_marshal_dir</span> = <span class="ruby-constant">File</span>.<span class="ruby-identifier">join</span> <span class="ruby-ivar">@quick_dir</span>, <span class="ruby-identifier">marshal_name</span>
<span class="ruby-ivar">@quick_marshal_dir_base</span> = <span class="ruby-constant">File</span>.<span class="ruby-identifier">join</span> <span class="ruby-string">"quick"</span>, <span class="ruby-identifier">marshal_name</span> <span class="ruby-comment"># FIX: UGH</span>
<span class="ruby-ivar">@quick_index</span> = <span class="ruby-constant">File</span>.<span class="ruby-identifier">join</span> <span class="ruby-ivar">@quick_dir</span>, <span class="ruby-string">'index'</span>
<span class="ruby-ivar">@latest_index</span> = <span class="ruby-constant">File</span>.<span class="ruby-identifier">join</span> <span class="ruby-ivar">@quick_dir</span>, <span class="ruby-string">'latest_index'</span>
<span class="ruby-ivar">@specs_index</span> = <span class="ruby-constant">File</span>.<span class="ruby-identifier">join</span> <span class="ruby-ivar">@directory</span>, <span class="ruby-node">"specs.#{Gem.marshal_version}"</span>
<span class="ruby-ivar">@latest_specs_index</span> =
<span class="ruby-constant">File</span>.<span class="ruby-identifier">join</span>(<span class="ruby-ivar">@directory</span>, <span class="ruby-node">"latest_specs.#{Gem.marshal_version}"</span>)
<span class="ruby-ivar">@prerelease_specs_index</span> =
<span class="ruby-constant">File</span>.<span class="ruby-identifier">join</span>(<span class="ruby-ivar">@directory</span>, <span class="ruby-node">"prerelease_specs.#{Gem.marshal_version}"</span>)
<span class="ruby-ivar">@dest_specs_index</span> =
<span class="ruby-constant">File</span>.<span class="ruby-identifier">join</span>(<span class="ruby-ivar">@dest_directory</span>, <span class="ruby-node">"specs.#{Gem.marshal_version}"</span>)
<span class="ruby-ivar">@dest_latest_specs_index</span> =
<span class="ruby-constant">File</span>.<span class="ruby-identifier">join</span>(<span class="ruby-ivar">@dest_directory</span>, <span class="ruby-node">"latest_specs.#{Gem.marshal_version}"</span>)
<span class="ruby-ivar">@dest_prerelease_specs_index</span> =
<span class="ruby-constant">File</span>.<span class="ruby-identifier">join</span>(<span class="ruby-ivar">@dest_directory</span>, <span class="ruby-node">"prerelease_specs.#{Gem.marshal_version}"</span>)
<span class="ruby-ivar">@files</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-build_indices" class="method-detail ">
<div class="method-heading">
<span class="method-name">build_indices</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Build various indices</p>
<div class="method-source-code" id="build_indices-source">
<pre><span class="ruby-comment"># File lib/rubygems/indexer.rb, line 107</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">build_indices</span>
<span class="ruby-identifier">specs</span> = <span class="ruby-identifier">map_gems_to_specs</span> <span class="ruby-identifier">gem_file_list</span>
<span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">Specification</span>.<span class="ruby-identifier">_resort!</span> <span class="ruby-identifier">specs</span>
<span class="ruby-identifier">build_marshal_gemspecs</span> <span class="ruby-identifier">specs</span>
<span class="ruby-identifier">build_modern_indices</span> <span class="ruby-identifier">specs</span> <span class="ruby-keyword">if</span> <span class="ruby-ivar">@build_modern</span>
<span class="ruby-identifier">compress_indices</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-build_marshal_gemspecs" class="method-detail ">
<div class="method-heading">
<span class="method-name">build_marshal_gemspecs</span><span
class="method-args">(specs)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Builds <a href="../Marshal.html"><code>Marshal</code></a> quick index gemspecs.</p>
<div class="method-source-code" id="build_marshal_gemspecs-source">
<pre><span class="ruby-comment"># File lib/rubygems/indexer.rb, line 119</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">build_marshal_gemspecs</span>(<span class="ruby-identifier">specs</span>)
<span class="ruby-identifier">count</span> = <span class="ruby-identifier">specs</span>.<span class="ruby-identifier">count</span>
<span class="ruby-identifier">progress</span> = <span class="ruby-identifier">ui</span>.<span class="ruby-identifier">progress_reporter</span> <span class="ruby-identifier">count</span>,
<span class="ruby-node">"Generating Marshal quick index gemspecs for #{count} gems"</span>,
<span class="ruby-string">"Complete"</span>
<span class="ruby-identifier">files</span> = []
<span class="ruby-constant">Gem</span>.<span class="ruby-identifier">time</span> <span class="ruby-string">'Generated Marshal quick index gemspecs'</span> <span class="ruby-keyword">do</span>
<span class="ruby-identifier">specs</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">spec</span><span class="ruby-operator">|</span>
<span class="ruby-keyword">next</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">spec</span>.<span class="ruby-identifier">default_gem?</span>
<span class="ruby-identifier">spec_file_name</span> = <span class="ruby-node">"#{spec.original_name}.gemspec.rz"</span>
<span class="ruby-identifier">marshal_name</span> = <span class="ruby-constant">File</span>.<span class="ruby-identifier">join</span> <span class="ruby-ivar">@quick_marshal_dir</span>, <span class="ruby-identifier">spec_file_name</span>
<span class="ruby-identifier">marshal_zipped</span> = <span class="ruby-constant">Gem</span>.<span class="ruby-identifier">deflate</span> <span class="ruby-constant">Marshal</span>.<span class="ruby-identifier">dump</span>(<span class="ruby-identifier">spec</span>)
<span class="ruby-constant">File</span>.<span class="ruby-identifier">open</span> <span class="ruby-identifier">marshal_name</span>, <span class="ruby-string">'wb'</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">io</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">io</span>.<span class="ruby-identifier">write</span> <span class="ruby-identifier">marshal_zipped</span>
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">files</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">marshal_name</span>
<span class="ruby-identifier">progress</span>.<span class="ruby-identifier">updated</span> <span class="ruby-identifier">spec</span>.<span class="ruby-identifier">original_name</span>
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">progress</span>.<span class="ruby-identifier">done</span>
<span class="ruby-keyword">end</span>
<span class="ruby-ivar">@files</span> <span class="ruby-operator"><<</span> <span class="ruby-ivar">@quick_marshal_dir</span>
<span class="ruby-identifier">files</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-build_modern_index" class="method-detail ">
<div class="method-heading">
<span class="method-name">build_modern_index</span><span
class="method-args">(index, file, name)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Build a single index for RubyGems 1.2 and newer</p>
<div class="method-source-code" id="build_modern_index-source">
<pre><span class="ruby-comment"># File lib/rubygems/indexer.rb, line 155</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">build_modern_index</span>(<span class="ruby-identifier">index</span>, <span class="ruby-identifier">file</span>, <span class="ruby-identifier">name</span>)
<span class="ruby-identifier">say</span> <span class="ruby-node">"Generating #{name} index"</span>
<span class="ruby-constant">Gem</span>.<span class="ruby-identifier">time</span> <span class="ruby-node">"Generated #{name} index"</span> <span class="ruby-keyword">do</span>
<span class="ruby-identifier">open</span>(<span class="ruby-identifier">file</span>, <span class="ruby-string">'wb'</span>) <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">io</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">specs</span> = <span class="ruby-identifier">index</span>.<span class="ruby-identifier">map</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-operator">*</span><span class="ruby-identifier">spec</span><span class="ruby-operator">|</span>
<span class="ruby-comment"># We have to splat here because latest_specs is an array, while the</span>
<span class="ruby-comment"># others are hashes.</span>
<span class="ruby-identifier">spec</span> = <span class="ruby-identifier">spec</span>.<span class="ruby-identifier">flatten</span>.<span class="ruby-identifier">last</span>
<span class="ruby-identifier">platform</span> = <span class="ruby-identifier">spec</span>.<span class="ruby-identifier">original_platform</span>
<span class="ruby-comment"># win32-api-1.0.4-x86-mswin32-60</span>
<span class="ruby-keyword">unless</span> <span class="ruby-constant">String</span> <span class="ruby-operator">===</span> <span class="ruby-identifier">platform</span>
<span class="ruby-identifier">alert_warning</span> <span class="ruby-node">"Skipping invalid platform in gem: #{spec.full_name}"</span>
<span class="ruby-keyword">next</span>
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">platform</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">if</span> <span class="ruby-identifier">platform</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-keyword">or</span> <span class="ruby-identifier">platform</span>.<span class="ruby-identifier">empty?</span>
[<span class="ruby-identifier">spec</span>.<span class="ruby-identifier">name</span>, <span class="ruby-identifier">spec</span>.<span class="ruby-identifier">version</span>, <span class="ruby-identifier">platform</span>]
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">specs</span> = <span class="ruby-identifier">compact_specs</span>(<span class="ruby-identifier">specs</span>)
<span class="ruby-constant">Marshal</span>.<span class="ruby-identifier">dump</span>(<span class="ruby-identifier">specs</span>, <span class="ruby-identifier">io</span>)
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-build_modern_indices" class="method-detail ">
<div class="method-heading">
<span class="method-name">build_modern_indices</span><span
class="method-args">(specs)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Builds indices for RubyGems 1.2 and newer. Handles full, latest, prerelease</p>
<div class="method-source-code" id="build_modern_indices-source">
<pre><span class="ruby-comment"># File lib/rubygems/indexer.rb, line 185</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">build_modern_indices</span>(<span class="ruby-identifier">specs</span>)
<span class="ruby-identifier">prerelease</span>, <span class="ruby-identifier">released</span> = <span class="ruby-identifier">specs</span>.<span class="ruby-identifier">partition</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">s</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">s</span>.<span class="ruby-identifier">version</span>.<span class="ruby-identifier">prerelease?</span>
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">latest_specs</span> =
<span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">Specification</span>.<span class="ruby-identifier">_latest_specs</span> <span class="ruby-identifier">specs</span>
<span class="ruby-identifier">build_modern_index</span>(<span class="ruby-identifier">released</span>.<span class="ruby-identifier">sort</span>, <span class="ruby-ivar">@specs_index</span>, <span class="ruby-string">'specs'</span>)
<span class="ruby-identifier">build_modern_index</span>(<span class="ruby-identifier">latest_specs</span>.<span class="ruby-identifier">sort</span>, <span class="ruby-ivar">@latest_specs_index</span>, <span class="ruby-string">'latest specs'</span>)
<span class="ruby-identifier">build_modern_index</span>(<span class="ruby-identifier">prerelease</span>.<span class="ruby-identifier">sort</span>, <span class="ruby-ivar">@prerelease_specs_index</span>,
<span class="ruby-string">'prerelease specs'</span>)
<span class="ruby-ivar">@files</span> <span class="ruby-operator">+=</span> [<span class="ruby-ivar">@specs_index</span>,
<span class="ruby-node">"#{@specs_index}.gz"</span>,
<span class="ruby-ivar">@latest_specs_index</span>,
<span class="ruby-node">"#{@latest_specs_index}.gz"</span>,
<span class="ruby-ivar">@prerelease_specs_index</span>,
<span class="ruby-node">"#{@prerelease_specs_index}.gz"</span>]
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-compact_specs" class="method-detail ">
<div class="method-heading">
<span class="method-name">compact_specs</span><span
class="method-args">(specs)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Compacts <a href="../Marshal.html"><code>Marshal</code></a> output for the specs index data source by using identical objects as much as possible.</p>
<div class="method-source-code" id="compact_specs-source">
<pre><span class="ruby-comment"># File lib/rubygems/indexer.rb, line 253</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">compact_specs</span>(<span class="ruby-identifier">specs</span>)
<span class="ruby-identifier">names</span> = {}
<span class="ruby-identifier">versions</span> = {}
<span class="ruby-identifier">platforms</span> = {}
<span class="ruby-identifier">specs</span>.<span class="ruby-identifier">map</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span>(<span class="ruby-identifier">name</span>, <span class="ruby-identifier">version</span>, <span class="ruby-identifier">platform</span>)<span class="ruby-operator">|</span>
<span class="ruby-identifier">names</span>[<span class="ruby-identifier">name</span>] = <span class="ruby-identifier">name</span> <span class="ruby-keyword">unless</span> <span class="ruby-identifier">names</span>.<span class="ruby-identifier">include?</span> <span class="ruby-identifier">name</span>
<span class="ruby-identifier">versions</span>[<span class="ruby-identifier">version</span>] = <span class="ruby-identifier">version</span> <span class="ruby-keyword">unless</span> <span class="ruby-identifier">versions</span>.<span class="ruby-identifier">include?</span> <span class="ruby-identifier">version</span>
<span class="ruby-identifier">platforms</span>[<span class="ruby-identifier">platform</span>] = <span class="ruby-identifier">platform</span> <span class="ruby-keyword">unless</span> <span class="ruby-identifier">platforms</span>.<span class="ruby-identifier">include?</span> <span class="ruby-identifier">platform</span>
[<span class="ruby-identifier">names</span>[<span class="ruby-identifier">name</span>], <span class="ruby-identifier">versions</span>[<span class="ruby-identifier">version</span>], <span class="ruby-identifier">platforms</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-i-compress" class="method-detail ">
<div class="method-heading">
<span class="method-name">compress</span><span
class="method-args">(filename, extension)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Compress <code>filename</code> with <code>extension</code>.</p>
<div class="method-source-code" id="compress-source">
<pre><span class="ruby-comment"># File lib/rubygems/indexer.rb, line 270</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">compress</span>(<span class="ruby-identifier">filename</span>, <span class="ruby-identifier">extension</span>)
<span class="ruby-identifier">data</span> = <span class="ruby-constant">Gem</span>.<span class="ruby-identifier">read_binary</span> <span class="ruby-identifier">filename</span>
<span class="ruby-identifier">zipped</span> = <span class="ruby-constant">Gem</span>.<span class="ruby-identifier">deflate</span> <span class="ruby-identifier">data</span>
<span class="ruby-constant">File</span>.<span class="ruby-identifier">open</span> <span class="ruby-node">"#{filename}.#{extension}"</span>, <span class="ruby-string">'wb'</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">io</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">io</span>.<span class="ruby-identifier">write</span> <span class="ruby-identifier">zipped</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-compress_indices" class="method-detail ">
<div class="method-heading">
<span class="method-name">compress_indices</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Compresses indices on disk</p>
<div class="method-source-code" id="compress_indices-source">
<pre><span class="ruby-comment"># File lib/rubygems/indexer.rb, line 237</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">compress_indices</span>
<span class="ruby-identifier">say</span> <span class="ruby-string">"Compressing indices"</span>
<span class="ruby-constant">Gem</span>.<span class="ruby-identifier">time</span> <span class="ruby-string">'Compressed indices'</span> <span class="ruby-keyword">do</span>
<span class="ruby-keyword">if</span> <span class="ruby-ivar">@build_modern</span>
<span class="ruby-identifier">gzip</span> <span class="ruby-ivar">@specs_index</span>
<span class="ruby-identifier">gzip</span> <span class="ruby-ivar">@latest_specs_index</span>
<span class="ruby-identifier">gzip</span> <span class="ruby-ivar">@prerelease_specs_index</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-gem_file_list" class="method-detail ">
<div class="method-heading">
<span class="method-name">gem_file_list</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>List of gem file names to index.</p>
<div class="method-source-code" id="gem_file_list-source">
<pre><span class="ruby-comment"># File lib/rubygems/indexer.rb, line 283</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">gem_file_list</span>
<span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">Util</span>.<span class="ruby-identifier">glob_files_in_dir</span>(<span class="ruby-string">"*.gem"</span>, <span class="ruby-constant">File</span>.<span class="ruby-identifier">join</span>(<span class="ruby-ivar">@dest_directory</span>, <span class="ruby-string">"gems"</span>))
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-generate_index" class="method-detail ">
<div class="method-heading">
<span class="method-name">generate_index</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Builds and installs indices.</p>
<div class="method-source-code" id="generate_index-source">
<pre><span class="ruby-comment"># File lib/rubygems/indexer.rb, line 290</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">generate_index</span>
<span class="ruby-identifier">make_temp_directories</span>
<span class="ruby-identifier">build_indices</span>
<span class="ruby-identifier">install_indices</span>
<span class="ruby-keyword">rescue</span> <span class="ruby-constant">SignalException</span>
<span class="ruby-keyword">ensure</span>
<span class="ruby-constant">FileUtils</span>.<span class="ruby-identifier">rm_rf</span> <span class="ruby-ivar">@directory</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-gzip" class="method-detail ">
<div class="method-heading">
<span class="method-name">gzip</span><span
class="method-args">(filename)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p><a href="../Zlib/GzipWriter.html"><code>Zlib::GzipWriter</code></a> wrapper that gzips <code>filename</code> on disk.</p>
<div class="method-source-code" id="gzip-source">
<pre><span class="ruby-comment"># File lib/rubygems/indexer.rb, line 302</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">gzip</span>(<span class="ruby-identifier">filename</span>)
<span class="ruby-constant">Zlib</span><span class="ruby-operator">::</span><span class="ruby-constant">GzipWriter</span>.<span class="ruby-identifier">open</span> <span class="ruby-node">"#{filename}.gz"</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">io</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">io</span>.<span class="ruby-identifier">write</span> <span class="ruby-constant">Gem</span>.<span class="ruby-identifier">read_binary</span>(<span class="ruby-identifier">filename</span>)
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-install_indices" class="method-detail ">
<div class="method-heading">
<span class="method-name">install_indices</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Install generated indices into the destination directory.</p>
<div class="method-source-code" id="install_indices-source">
<pre><span class="ruby-comment"># File lib/rubygems/indexer.rb, line 311</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">install_indices</span>
<span class="ruby-identifier">verbose</span> = <span class="ruby-constant">Gem</span>.<span class="ruby-identifier">configuration</span>.<span class="ruby-identifier">really_verbose</span>
<span class="ruby-identifier">say</span> <span class="ruby-node">"Moving index into production dir #{@dest_directory}"</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">verbose</span>
<span class="ruby-identifier">files</span> = <span class="ruby-ivar">@files</span>
<span class="ruby-identifier">files</span>.<span class="ruby-identifier">delete</span> <span class="ruby-ivar">@quick_marshal_dir</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">files</span>.<span class="ruby-identifier">include?</span> <span class="ruby-ivar">@quick_dir</span>
<span class="ruby-keyword">if</span> <span class="ruby-identifier">files</span>.<span class="ruby-identifier">include?</span> <span class="ruby-ivar">@quick_marshal_dir</span> <span class="ruby-keyword">and</span> <span class="ruby-keyword">not</span> <span class="ruby-identifier">files</span>.<span class="ruby-identifier">include?</span> <span class="ruby-ivar">@quick_dir</span>
<span class="ruby-identifier">files</span>.<span class="ruby-identifier">delete</span> <span class="ruby-ivar">@quick_marshal_dir</span>
<span class="ruby-identifier">dst_name</span> = <span class="ruby-constant">File</span>.<span class="ruby-identifier">join</span>(<span class="ruby-ivar">@dest_directory</span>, <span class="ruby-ivar">@quick_marshal_dir_base</span>)
<span class="ruby-constant">FileUtils</span>.<span class="ruby-identifier">mkdir_p</span> <span class="ruby-constant">File</span>.<span class="ruby-identifier">dirname</span>(<span class="ruby-identifier">dst_name</span>), <span class="ruby-value">:verbose</span> <span class="ruby-operator">=></span> <span class="ruby-identifier">verbose</span>
<span class="ruby-constant">FileUtils</span>.<span class="ruby-identifier">rm_rf</span> <span class="ruby-identifier">dst_name</span>, <span class="ruby-value">:verbose</span> <span class="ruby-operator">=></span> <span class="ruby-identifier">verbose</span>
<span class="ruby-constant">FileUtils</span>.<span class="ruby-identifier">mv</span>(<span class="ruby-ivar">@quick_marshal_dir</span>, <span class="ruby-identifier">dst_name</span>,
<span class="ruby-value">:verbose</span> <span class="ruby-operator">=></span> <span class="ruby-identifier">verbose</span>, <span class="ruby-value">:force</span> <span class="ruby-operator">=></span> <span class="ruby-keyword">true</span>)
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">files</span> = <span class="ruby-identifier">files</span>.<span class="ruby-identifier">map</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">path</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">path</span>.<span class="ruby-identifier">sub</span>(<span class="ruby-regexp">/^#{Regexp.escape @directory}\/?/</span>, <span class="ruby-string">''</span>) <span class="ruby-comment"># HACK?</span>
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">files</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">file</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">src_name</span> = <span class="ruby-constant">File</span>.<span class="ruby-identifier">join</span> <span class="ruby-ivar">@directory</span>, <span class="ruby-identifier">file</span>
<span class="ruby-identifier">dst_name</span> = <span class="ruby-constant">File</span>.<span class="ruby-identifier">join</span> <span class="ruby-ivar">@dest_directory</span>, <span class="ruby-identifier">file</span>
<span class="ruby-constant">FileUtils</span>.<span class="ruby-identifier">rm_rf</span> <span class="ruby-identifier">dst_name</span>, <span class="ruby-value">:verbose</span> <span class="ruby-operator">=></span> <span class="ruby-identifier">verbose</span>
<span class="ruby-constant">FileUtils</span>.<span class="ruby-identifier">mv</span>(<span class="ruby-identifier">src_name</span>, <span class="ruby-ivar">@dest_directory</span>,
<span class="ruby-value">:verbose</span> <span class="ruby-operator">=></span> <span class="ruby-identifier">verbose</span>, <span class="ruby-value">:force</span> <span class="ruby-operator">=></span> <span class="ruby-keyword">true</span>)
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-make_temp_directories" class="method-detail ">
<div class="method-heading">
<span class="method-name">make_temp_directories</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Make directories for index generation</p>
<div class="method-source-code" id="make_temp_directories-source">
<pre><span class="ruby-comment"># File lib/rubygems/indexer.rb, line 347</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">make_temp_directories</span>
<span class="ruby-constant">FileUtils</span>.<span class="ruby-identifier">rm_rf</span> <span class="ruby-ivar">@directory</span>
<span class="ruby-constant">FileUtils</span>.<span class="ruby-identifier">mkdir_p</span> <span class="ruby-ivar">@directory</span>, <span class="ruby-value">:mode</span> <span class="ruby-operator">=></span> <span class="ruby-value">0700</span>
<span class="ruby-constant">FileUtils</span>.<span class="ruby-identifier">mkdir_p</span> <span class="ruby-ivar">@quick_marshal_dir</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-map_gems_to_specs" class="method-detail ">
<div class="method-heading">
<span class="method-name">map_gems_to_specs</span><span
class="method-args">(gems)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="map_gems_to_specs-source">
<pre><span class="ruby-comment"># File lib/rubygems/indexer.rb, line 205</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">map_gems_to_specs</span>(<span class="ruby-identifier">gems</span>)
<span class="ruby-identifier">gems</span>.<span class="ruby-identifier">map</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">gemfile</span><span class="ruby-operator">|</span>
<span class="ruby-keyword">if</span> <span class="ruby-constant">File</span>.<span class="ruby-identifier">size</span>(<span class="ruby-identifier">gemfile</span>) <span class="ruby-operator">==</span> <span class="ruby-value">0</span>
<span class="ruby-identifier">alert_warning</span> <span class="ruby-node">"Skipping zero-length gem: #{gemfile}"</span>
<span class="ruby-keyword">next</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">begin</span>
<span class="ruby-identifier">spec</span> = <span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">Package</span>.<span class="ruby-identifier">new</span>(<span class="ruby-identifier">gemfile</span>).<span class="ruby-identifier">spec</span>
<span class="ruby-identifier">spec</span>.<span class="ruby-identifier">loaded_from</span> = <span class="ruby-identifier">gemfile</span>
<span class="ruby-identifier">spec</span>.<span class="ruby-identifier">abbreviate</span>
<span class="ruby-identifier">spec</span>.<span class="ruby-identifier">sanitize</span>
<span class="ruby-identifier">spec</span>
<span class="ruby-keyword">rescue</span> <span class="ruby-constant">SignalException</span>
<span class="ruby-identifier">alert_error</span> <span class="ruby-string">"Received signal, exiting"</span>
<span class="ruby-identifier">raise</span>
<span class="ruby-keyword">rescue</span> <span class="ruby-constant">Exception</span> <span class="ruby-operator">=></span> <span class="ruby-identifier">e</span>
<span class="ruby-identifier">msg</span> = [<span class="ruby-node">"Unable to process #{gemfile}"</span>,
<span class="ruby-node">"#{e.message} (#{e.class})"</span>,
<span class="ruby-node">"\t#{e.backtrace.join "\n\t"}"</span>].<span class="ruby-identifier">join</span>(<span class="ruby-string">"\n"</span>)
<span class="ruby-identifier">alert_error</span> <span class="ruby-identifier">msg</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span>.<span class="ruby-identifier">compact</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-paranoid" class="method-detail ">
<div class="method-heading">
<span class="method-name">paranoid</span><span
class="method-args">(path, extension)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Ensure <code>path</code> and path with <code>extension</code> are identical.</p>
<div class="method-source-code" id="paranoid-source">
<pre><span class="ruby-comment"># File lib/rubygems/indexer.rb, line 356</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">paranoid</span>(<span class="ruby-identifier">path</span>, <span class="ruby-identifier">extension</span>)
<span class="ruby-identifier">data</span> = <span class="ruby-constant">Gem</span>.<span class="ruby-identifier">read_binary</span> <span class="ruby-identifier">path</span>
<span class="ruby-identifier">compressed_data</span> = <span class="ruby-constant">Gem</span>.<span class="ruby-identifier">read_binary</span> <span class="ruby-node">"#{path}.#{extension}"</span>
<span class="ruby-keyword">unless</span> <span class="ruby-identifier">data</span> <span class="ruby-operator">==</span> <span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">Util</span>.<span class="ruby-identifier">inflate</span>(<span class="ruby-identifier">compressed_data</span>)
<span class="ruby-identifier">raise</span> <span class="ruby-node">"Compressed file #{compressed_path} does not match uncompressed file #{path}"</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-update_index" class="method-detail ">
<div class="method-heading">
<span class="method-name">update_index</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Perform an in-place update of the repository from newly added gems.</p>
<div class="method-source-code" id="update_index-source">
<pre><span class="ruby-comment"># File lib/rubygems/indexer.rb, line 368</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">update_index</span>
<span class="ruby-identifier">make_temp_directories</span>
<span class="ruby-identifier">specs_mtime</span> = <span class="ruby-constant">File</span>.<span class="ruby-identifier">stat</span>(<span class="ruby-ivar">@dest_specs_index</span>).<span class="ruby-identifier">mtime</span>
<span class="ruby-identifier">newest_mtime</span> = <span class="ruby-constant">Time</span>.<span class="ruby-identifier">at</span> <span class="ruby-value">0</span>
<span class="ruby-identifier">updated_gems</span> = <span class="ruby-identifier">gem_file_list</span>.<span class="ruby-identifier">select</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">gem</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">gem_mtime</span> = <span class="ruby-constant">File</span>.<span class="ruby-identifier">stat</span>(<span class="ruby-identifier">gem</span>).<span class="ruby-identifier">mtime</span>
<span class="ruby-identifier">newest_mtime</span> = <span class="ruby-identifier">gem_mtime</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">gem_mtime</span> <span class="ruby-operator">></span> <span class="ruby-identifier">newest_mtime</span>
<span class="ruby-identifier">gem_mtime</span> <span class="ruby-operator">>=</span> <span class="ruby-identifier">specs_mtime</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">if</span> <span class="ruby-identifier">updated_gems</span>.<span class="ruby-identifier">empty?</span>
<span class="ruby-identifier">say</span> <span class="ruby-string">'No new gems'</span>
<span class="ruby-identifier">terminate_interaction</span> <span class="ruby-value">0</span>
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">specs</span> = <span class="ruby-identifier">map_gems_to_specs</span> <span class="ruby-identifier">updated_gems</span>
<span class="ruby-identifier">prerelease</span>, <span class="ruby-identifier">released</span> = <span class="ruby-identifier">specs</span>.<span class="ruby-identifier">partition</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">s</span><span class="ruby-operator">|</span> <span class="ruby-identifier">s</span>.<span class="ruby-identifier">version</span>.<span class="ruby-identifier">prerelease?</span> }
<span class="ruby-identifier">files</span> = <span class="ruby-identifier">build_marshal_gemspecs</span> <span class="ruby-identifier">specs</span>
<span class="ruby-constant">Gem</span>.<span class="ruby-identifier">time</span> <span class="ruby-string">'Updated indexes'</span> <span class="ruby-keyword">do</span>
<span class="ruby-identifier">update_specs_index</span> <span class="ruby-identifier">released</span>, <span class="ruby-ivar">@dest_specs_index</span>, <span class="ruby-ivar">@specs_index</span>
<span class="ruby-identifier">update_specs_index</span> <span class="ruby-identifier">released</span>, <span class="ruby-ivar">@dest_latest_specs_index</span>, <span class="ruby-ivar">@latest_specs_index</span>
<span class="ruby-identifier">update_specs_index</span>(<span class="ruby-identifier">prerelease</span>,
<span class="ruby-ivar">@dest_prerelease_specs_index</span>,
<span class="ruby-ivar">@prerelease_specs_index</span>)
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">compress_indices</span>
<span class="ruby-identifier">verbose</span> = <span class="ruby-constant">Gem</span>.<span class="ruby-identifier">configuration</span>.<span class="ruby-identifier">really_verbose</span>
<span class="ruby-identifier">say</span> <span class="ruby-node">"Updating production dir #{@dest_directory}"</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">verbose</span>
<span class="ruby-identifier">files</span> <span class="ruby-operator"><<</span> <span class="ruby-ivar">@specs_index</span>
<span class="ruby-identifier">files</span> <span class="ruby-operator"><<</span> <span class="ruby-node">"#{@specs_index}.gz"</span>
<span class="ruby-identifier">files</span> <span class="ruby-operator"><<</span> <span class="ruby-ivar">@latest_specs_index</span>
<span class="ruby-identifier">files</span> <span class="ruby-operator"><<</span> <span class="ruby-node">"#{@latest_specs_index}.gz"</span>
<span class="ruby-identifier">files</span> <span class="ruby-operator"><<</span> <span class="ruby-ivar">@prerelease_specs_index</span>
<span class="ruby-identifier">files</span> <span class="ruby-operator"><<</span> <span class="ruby-node">"#{@prerelease_specs_index}.gz"</span>
<span class="ruby-identifier">files</span> = <span class="ruby-identifier">files</span>.<span class="ruby-identifier">map</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">path</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">path</span>.<span class="ruby-identifier">sub</span>(<span class="ruby-regexp">/^#{Regexp.escape @directory}\/?/</span>, <span class="ruby-string">''</span>) <span class="ruby-comment"># HACK?</span>
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">files</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">file</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">src_name</span> = <span class="ruby-constant">File</span>.<span class="ruby-identifier">join</span> <span class="ruby-ivar">@directory</span>, <span class="ruby-identifier">file</span>
<span class="ruby-identifier">dst_name</span> = <span class="ruby-constant">File</span>.<span class="ruby-identifier">join</span> <span class="ruby-ivar">@dest_directory</span>, <span class="ruby-identifier">file</span> <span class="ruby-comment"># REFACTOR: duped above</span>
<span class="ruby-constant">FileUtils</span>.<span class="ruby-identifier">mv</span> <span class="ruby-identifier">src_name</span>, <span class="ruby-identifier">dst_name</span>, <span class="ruby-value">:verbose</span> <span class="ruby-operator">=></span> <span class="ruby-identifier">verbose</span>,
<span class="ruby-value">:force</span> <span class="ruby-operator">=></span> <span class="ruby-keyword">true</span>
<span class="ruby-constant">File</span>.<span class="ruby-identifier">utime</span> <span class="ruby-identifier">newest_mtime</span>, <span class="ruby-identifier">newest_mtime</span>, <span class="ruby-identifier">dst_name</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-update_specs_index" class="method-detail ">
<div class="method-heading">
<span class="method-name">update_specs_index</span><span
class="method-args">(index, source, dest)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Combines specs in <code>index</code> and <code>source</code> then writes out a new copy to <code>dest</code>. For a latest index, does not ensure the new file is minimal.</p>
<div class="method-source-code" id="update_specs_index-source">
<pre><span class="ruby-comment"># File lib/rubygems/indexer.rb, line 430</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">update_specs_index</span>(<span class="ruby-identifier">index</span>, <span class="ruby-identifier">source</span>, <span class="ruby-identifier">dest</span>)
<span class="ruby-identifier">specs_index</span> = <span class="ruby-constant">Marshal</span>.<span class="ruby-identifier">load</span> <span class="ruby-constant">Gem</span>.<span class="ruby-identifier">read_binary</span>(<span class="ruby-identifier">source</span>)
<span class="ruby-identifier">index</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">spec</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">platform</span> = <span class="ruby-identifier">spec</span>.<span class="ruby-identifier">original_platform</span>
<span class="ruby-identifier">platform</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">if</span> <span class="ruby-identifier">platform</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-keyword">or</span> <span class="ruby-identifier">platform</span>.<span class="ruby-identifier">empty?</span>
<span class="ruby-identifier">specs_index</span> <span class="ruby-operator"><<</span> [<span class="ruby-identifier">spec</span>.<span class="ruby-identifier">name</span>, <span class="ruby-identifier">spec</span>.<span class="ruby-identifier">version</span>, <span class="ruby-identifier">platform</span>]
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">specs_index</span> = <span class="ruby-identifier">compact_specs</span> <span class="ruby-identifier">specs_index</span>.<span class="ruby-identifier">uniq</span>.<span class="ruby-identifier">sort</span>
<span class="ruby-constant">File</span>.<span class="ruby-identifier">open</span> <span class="ruby-identifier">dest</span>, <span class="ruby-string">'wb'</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">io</span><span class="ruby-operator">|</span>
<span class="ruby-constant">Marshal</span>.<span class="ruby-identifier">dump</span> <span class="ruby-identifier">specs_index</span>, <span class="ruby-identifier">io</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
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