File: C:/Ruby27-x64/share/doc/ruby/html/Gem/Resolver/ComposedSet.html
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>class Gem::Resolver::ComposedSet - RDoc Documentation</title>
<script type="text/javascript">
var rdoc_rel_prefix = "../../";
var index_rel_prefix = "../../";
</script>
<script src="../../js/navigation.js" defer></script>
<script src="../../js/search.js" defer></script>
<script src="../../js/search_index.js" defer></script>
<script src="../../js/searcher.js" defer></script>
<script src="../../js/darkfish.js" defer></script>
<link href="../../css/fonts.css" rel="stylesheet">
<link href="../../css/rdoc.css" rel="stylesheet">
<body id="top" role="document" class="class">
<nav role="navigation">
<div id="project-navigation">
<div id="home-section" role="region" title="Quick navigation" class="nav-section">
<h2>
<a href="../../index.html" rel="home">Home</a>
</h2>
<div id="table-of-contents-navigation">
<a href="../../table_of_contents.html#pages">Pages</a>
<a href="../../table_of_contents.html#classes">Classes</a>
<a href="../../table_of_contents.html#methods">Methods</a>
</div>
</div>
<div id="search-section" role="search" class="project-section initially-hidden">
<form action="#" method="get" accept-charset="utf-8">
<div id="search-field-wrapper">
<input id="search-field" role="combobox" aria-label="Search"
aria-autocomplete="list" aria-controls="search-results"
type="text" name="search" placeholder="Search" spellcheck="false"
title="Type to search, Up and Down to navigate, Enter to load">
</div>
<ul id="search-results" aria-label="Search Results"
aria-busy="false" aria-expanded="false"
aria-atomic="false" class="initially-hidden"></ul>
</form>
</div>
</div>
<div id="class-metadata">
<div id="parent-class-section" class="nav-section">
<h3>Parent</h3>
<p class="link"><a href="Set.html">Gem::Resolver::Set</a>
</div>
<!-- Method Quickref -->
<div id="method-list-section" class="nav-section">
<h3>Methods</h3>
<ul class="link-list" role="directory">
<li class="calls-super" ><a href="#method-c-new">::new</a>
<li ><a href="#method-i-errors">#errors</a>
<li ><a href="#method-i-find_all">#find_all</a>
<li ><a href="#method-i-prefetch">#prefetch</a>
<li class="calls-super" ><a href="#method-i-prerelease-3D">#prerelease=</a>
<li class="calls-super" ><a href="#method-i-remote-3D">#remote=</a>
</ul>
</div>
</div>
</nav>
<main role="main" aria-labelledby="class-Gem::Resolver::ComposedSet">
<h1 id="class-Gem::Resolver::ComposedSet" class="class">
class Gem::Resolver::ComposedSet
</h1>
<section class="description">
<p>A <a href="ComposedSet.html"><code>ComposedSet</code></a> allows multiple sets to be queried like a single set.</p>
<p>To create a composed set with any number of sets use:</p>
<pre class="ruby"><span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">Resolver</span>.<span class="ruby-identifier">compose_sets</span> <span class="ruby-identifier">set1</span>, <span class="ruby-identifier">set2</span>
</pre>
<p>This method will eliminate nesting of composed sets.</p>
</section>
<section id="5Buntitled-5D" class="documentation-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">(*sets)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Creates a new <a href="ComposedSet.html"><code>ComposedSet</code></a> containing <code>sets</code>. Use <a href="../Resolver.html#method-c-compose_sets"><code>Gem::Resolver::compose_sets</code></a> instead.</p>
<div class="method-calls-super">
Calls superclass method
<a href="../../BasicObject.html#method-c-new"><code>BasicObject::new</code></a>
</div>
<div class="method-source-code" id="new-source">
<pre><span class="ruby-comment"># File lib/rubygems/resolver/composed_set.rb, line 19</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">initialize</span>(<span class="ruby-operator">*</span><span class="ruby-identifier">sets</span>)
<span class="ruby-keyword">super</span>()
<span class="ruby-ivar">@sets</span> = <span class="ruby-identifier">sets</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-errors" class="method-detail ">
<div class="method-heading">
<span class="method-name">errors</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="errors-source">
<pre><span class="ruby-comment"># File lib/rubygems/resolver/composed_set.rb, line 46</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">errors</span>
<span class="ruby-ivar">@errors</span> <span class="ruby-operator">+</span> <span class="ruby-ivar">@sets</span>.<span class="ruby-identifier">map</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">set</span><span class="ruby-operator">|</span> <span class="ruby-identifier">set</span>.<span class="ruby-identifier">errors</span> }.<span class="ruby-identifier">flatten</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-find_all" class="method-detail ">
<div class="method-heading">
<span class="method-name">find_all</span><span
class="method-args">(req)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Finds all specs matching <code>req</code> in all sets.</p>
<div class="method-source-code" id="find_all-source">
<pre><span class="ruby-comment"># File lib/rubygems/resolver/composed_set.rb, line 53</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">find_all</span>(<span class="ruby-identifier">req</span>)
<span class="ruby-ivar">@sets</span>.<span class="ruby-identifier">map</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">find_all</span> <span class="ruby-identifier">req</span>
<span class="ruby-keyword">end</span>.<span class="ruby-identifier">flatten</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-prefetch" class="method-detail ">
<div class="method-heading">
<span class="method-name">prefetch</span><span
class="method-args">(reqs)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Prefetches <code>reqs</code> in all sets.</p>
<div class="method-source-code" id="prefetch-source">
<pre><span class="ruby-comment"># File lib/rubygems/resolver/composed_set.rb, line 62</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">prefetch</span>(<span class="ruby-identifier">reqs</span>)
<span class="ruby-ivar">@sets</span>.<span class="ruby-identifier">each</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">prefetch</span>(<span class="ruby-identifier">reqs</span>) }
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-prerelease-3D" class="method-detail ">
<div class="method-heading">
<span class="method-name">prerelease=</span><span
class="method-args">(allow_prerelease)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>When <code>allow_prerelease</code> is set to <code>true</code> prereleases gems are allowed to match dependencies.</p>
<div class="method-calls-super">
Calls superclass method
</div>
<div class="method-source-code" id="prerelease-3D-source">
<pre><span class="ruby-comment"># File lib/rubygems/resolver/composed_set.rb, line 29</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">prerelease=</span>(<span class="ruby-identifier">allow_prerelease</span>)
<span class="ruby-keyword">super</span>
<span class="ruby-identifier">sets</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">set</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">set</span>.<span class="ruby-identifier">prerelease</span> = <span class="ruby-identifier">allow_prerelease</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-remote-3D" class="method-detail ">
<div class="method-heading">
<span class="method-name">remote=</span><span
class="method-args">(remote)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Sets the remote network access for all composed sets.</p>
<div class="method-calls-super">
Calls superclass method
</div>
<div class="method-source-code" id="remote-3D-source">
<pre><span class="ruby-comment"># File lib/rubygems/resolver/composed_set.rb, line 40</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">remote=</span>(<span class="ruby-identifier">remote</span>)
<span class="ruby-keyword">super</span>
<span class="ruby-ivar">@sets</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">set</span><span class="ruby-operator">|</span> <span class="ruby-identifier">set</span>.<span class="ruby-identifier">remote</span> = <span class="ruby-identifier">remote</span> }
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
</section>
</section>
</main>
<footer id="validator-badges" role="contentinfo">
<p><a href="https://validator.w3.org/check/referer">Validate</a>
<p>Generated by <a href="https://ruby.github.io/rdoc/">RDoc</a> 6.2.1.1.
<p>Based on <a href="http://deveiate.org/projects/Darkfish-RDoc/">Darkfish</a> by <a href="http://deveiate.org">Michael Granger</a>.
</footer>