File: C:/Ruby27-x64/share/doc/ruby/html/Gem/Dependency.html
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<h3>Methods</h3>
<ul class="link-list" role="directory">
<li ><a href="#method-c-new">::new</a>
<li ><a href="#method-i-3C-3D-3E">#<=></a>
<li ><a href="#method-i-3D-3D-3D">#===</a>
<li ><a href="#method-i-3D~">#=~</a>
<li ><a href="#method-i-encode_with">#encode_with</a>
<li ><a href="#method-i-identity">#identity</a>
<li ><a href="#method-i-latest_version-3F">#latest_version?</a>
<li ><a href="#method-i-match-3F">#match?</a>
<li ><a href="#method-i-matches_spec-3F">#matches_spec?</a>
<li ><a href="#method-i-matching_specs">#matching_specs</a>
<li ><a href="#method-i-merge">#merge</a>
<li ><a href="#method-i-prerelease-3F">#prerelease?</a>
<li ><a href="#method-i-requirement">#requirement</a>
<li ><a href="#method-i-requirements_list">#requirements_list</a>
<li ><a href="#method-i-runtime-3F">#runtime?</a>
<li ><a href="#method-i-specific-3F">#specific?</a>
<li ><a href="#method-i-to_lock">#to_lock</a>
<li ><a href="#method-i-to_spec">#to_spec</a>
<li ><a href="#method-i-to_specs">#to_specs</a>
<li ><a href="#method-i-to_yaml_properties">#to_yaml_properties</a>
<li ><a href="#method-i-type">#type</a>
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<main role="main" aria-labelledby="class-Gem::Dependency">
<h1 id="class-Gem::Dependency" class="class">
class Gem::Dependency
</h1>
<section class="description">
</section>
<section id="5Buntitled-5D" class="documentation-section">
<section class="constants-list">
<header>
<h3>Constants</h3>
</header>
<dl>
<dt id="TYPES">TYPES
<dd><p>Valid dependency types.</p>
</dl>
</section>
<section class="attribute-method-details" class="method-section">
<header>
<h3>Attributes</h3>
</header>
<div id="attribute-i-all_sources" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">all_sources</span><span
class="attribute-access-type">[RW]</span>
</div>
<div class="method-description">
</div>
</div>
<div id="attribute-i-groups" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">groups</span><span
class="attribute-access-type">[RW]</span>
</div>
<div class="method-description">
</div>
</div>
<div id="attribute-i-name" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">name</span><span
class="attribute-access-type">[RW]</span>
</div>
<div class="method-description">
<p><a href="Dependency.html"><code>Dependency</code></a> name or regular expression.</p>
</div>
</div>
<div id="attribute-i-prerelease" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">prerelease</span><span
class="attribute-access-type">[W]</span>
</div>
<div class="method-description">
<p>Allows you to force this dependency to be a prerelease.</p>
</div>
</div>
<div id="attribute-i-source" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">source</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-new" class="method-detail ">
<div class="method-heading">
<span class="method-name">new</span><span
class="method-args">(name, *requirements)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Constructs a dependency with <code>name</code> and <code>requirements</code>. The last argument can optionally be the dependency type, which defaults to <code>:runtime</code>.</p>
<div class="method-source-code" id="new-source">
<pre><span class="ruby-comment"># File lib/rubygems/dependency.rb, line 39</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">initialize</span>(<span class="ruby-identifier">name</span>, <span class="ruby-operator">*</span><span class="ruby-identifier">requirements</span>)
<span class="ruby-keyword">case</span> <span class="ruby-identifier">name</span>
<span class="ruby-keyword">when</span> <span class="ruby-constant">String</span> <span class="ruby-keyword">then</span> <span class="ruby-comment"># ok</span>
<span class="ruby-keyword">when</span> <span class="ruby-constant">Regexp</span> <span class="ruby-keyword">then</span>
<span class="ruby-identifier">msg</span> = [<span class="ruby-string">"NOTE: Dependency.new w/ a regexp is deprecated."</span>,
<span class="ruby-node">"Dependency.new called from #{Gem.location_of_caller.join(":")}"</span>]
<span class="ruby-identifier">warn</span> <span class="ruby-identifier">msg</span>.<span class="ruby-identifier">join</span>(<span class="ruby-string">"\n"</span>) <span class="ruby-keyword">unless</span> <span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">Deprecate</span>.<span class="ruby-identifier">skip</span>
<span class="ruby-keyword">else</span>
<span class="ruby-identifier">raise</span> <span class="ruby-constant">ArgumentError</span>,
<span class="ruby-node">"dependency name must be a String, was #{name.inspect}"</span>
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">type</span> = <span class="ruby-constant">Symbol</span> <span class="ruby-operator">===</span> <span class="ruby-identifier">requirements</span>.<span class="ruby-identifier">last</span> <span class="ruby-operator">?</span> <span class="ruby-identifier">requirements</span>.<span class="ruby-identifier">pop</span> <span class="ruby-operator">:</span> <span class="ruby-value">:runtime</span>
<span class="ruby-identifier">requirements</span> = <span class="ruby-identifier">requirements</span>.<span class="ruby-identifier">first</span> <span class="ruby-keyword">if</span> <span class="ruby-value">1</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">requirements</span>.<span class="ruby-identifier">length</span> <span class="ruby-comment"># unpack</span>
<span class="ruby-keyword">unless</span> <span class="ruby-constant">TYPES</span>.<span class="ruby-identifier">include?</span> <span class="ruby-identifier">type</span>
<span class="ruby-identifier">raise</span> <span class="ruby-constant">ArgumentError</span>, <span class="ruby-node">"Valid types are #{TYPES.inspect}, "</span> <span class="ruby-operator">+</span>
<span class="ruby-node">"not #{type.inspect}"</span>
<span class="ruby-keyword">end</span>
<span class="ruby-ivar">@name</span> = <span class="ruby-identifier">name</span>
<span class="ruby-ivar">@requirement</span> = <span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">Requirement</span>.<span class="ruby-identifier">create</span> <span class="ruby-identifier">requirements</span>
<span class="ruby-ivar">@type</span> = <span class="ruby-identifier">type</span>
<span class="ruby-ivar">@prerelease</span> = <span class="ruby-keyword">false</span>
<span class="ruby-comment"># This is for Marshal backwards compatibility. See the comments in</span>
<span class="ruby-comment"># +requirement+ for the dirty details.</span>
<span class="ruby-ivar">@version_requirements</span> = <span class="ruby-ivar">@requirement</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-3C-3D-3E" 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>Dependencies are ordered by name.</p>
<div class="method-source-code" id="3C-3D-3E-source">
<pre><span class="ruby-comment"># File lib/rubygems/dependency.rb, line 183</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">name</span> <span class="ruby-operator"><=></span> <span class="ruby-identifier">other</span>.<span class="ruby-identifier">name</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-3D-3D-3D" class="method-detail method-alias">
<div class="method-heading">
<span class="method-name">===</span><span
class="method-args">(other)</span>
</div>
<div class="method-description">
</div>
<div class="aliases">
Alias for: <a href="Dependency.html#method-i-3D~">=~</a>
</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>Uses this dependency as a pattern to compare to <code>other</code>. This dependency will match if the name matches the other's name, and other has only an equal version requirement that satisfies this dependency.</p>
<div class="method-source-code" id="3D~-source">
<pre><span class="ruby-comment"># File lib/rubygems/dependency.rb, line 193</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">=~</span>(<span class="ruby-identifier">other</span>)
<span class="ruby-keyword">unless</span> <span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">Dependency</span> <span class="ruby-operator">===</span> <span class="ruby-identifier">other</span>
<span class="ruby-keyword">return</span> <span class="ruby-keyword">unless</span> <span class="ruby-identifier">other</span>.<span class="ruby-identifier">respond_to?</span>(<span class="ruby-value">:name</span>) <span class="ruby-operator">&&</span> <span class="ruby-identifier">other</span>.<span class="ruby-identifier">respond_to?</span>(<span class="ruby-value">:version</span>)
<span class="ruby-identifier">other</span> = <span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">Dependency</span>.<span class="ruby-identifier">new</span> <span class="ruby-identifier">other</span>.<span class="ruby-identifier">name</span>, <span class="ruby-identifier">other</span>.<span class="ruby-identifier">version</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">return</span> <span class="ruby-keyword">false</span> <span class="ruby-keyword">unless</span> <span class="ruby-identifier">name</span> <span class="ruby-operator">===</span> <span class="ruby-identifier">other</span>.<span class="ruby-identifier">name</span>
<span class="ruby-identifier">reqs</span> = <span class="ruby-identifier">other</span>.<span class="ruby-identifier">requirement</span>.<span class="ruby-identifier">requirements</span>
<span class="ruby-keyword">return</span> <span class="ruby-keyword">false</span> <span class="ruby-keyword">unless</span> <span class="ruby-identifier">reqs</span>.<span class="ruby-identifier">length</span> <span class="ruby-operator">==</span> <span class="ruby-value">1</span>
<span class="ruby-keyword">return</span> <span class="ruby-keyword">false</span> <span class="ruby-keyword">unless</span> <span class="ruby-identifier">reqs</span>.<span class="ruby-identifier">first</span>.<span class="ruby-identifier">first</span> <span class="ruby-operator">==</span> <span class="ruby-string">'='</span>
<span class="ruby-identifier">version</span> = <span class="ruby-identifier">reqs</span>.<span class="ruby-identifier">first</span>.<span class="ruby-identifier">last</span>
<span class="ruby-identifier">requirement</span>.<span class="ruby-identifier">satisfied_by?</span> <span class="ruby-identifier">version</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
<div class="aliases">
Also aliased as: <a href="Dependency.html#method-i-3D-3D-3D">===</a>
</div>
</div>
<div id="method-i-encode_with" class="method-detail ">
<div class="method-heading">
<span class="method-name">encode_with</span><span
class="method-args">(coder)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="encode_with-source">
<pre><span class="ruby-comment"># File lib/bundler/rubygems_ext.rb, line 113</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">encode_with</span>(<span class="ruby-identifier">coder</span>)
<span class="ruby-identifier">to_yaml_properties</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">ivar</span><span class="ruby-operator">|</span>
<span class="ruby-identifier">coder</span>[<span class="ruby-identifier">ivar</span>.<span class="ruby-identifier">to_s</span>.<span class="ruby-identifier">sub</span>(<span class="ruby-regexp">/^@/</span>, <span class="ruby-string">""</span>)] = <span class="ruby-identifier">instance_variable_get</span>(<span class="ruby-identifier">ivar</span>)
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-identity" class="method-detail ">
<div class="method-heading">
<span class="method-name">identity</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="identity-source">
<pre><span class="ruby-comment"># File lib/rubygems/dependency.rb, line 337</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">identity</span>
<span class="ruby-keyword">if</span> <span class="ruby-identifier">prerelease?</span>
<span class="ruby-keyword">if</span> <span class="ruby-identifier">specific?</span>
<span class="ruby-value">:complete</span>
<span class="ruby-keyword">else</span>
<span class="ruby-value">:abs_latest</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">elsif</span> <span class="ruby-identifier">latest_version?</span>
<span class="ruby-value">:latest</span>
<span class="ruby-keyword">else</span>
<span class="ruby-value">:released</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-latest_version-3F" class="method-detail ">
<div class="method-heading">
<span class="method-name">latest_version?</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Is this dependency simply asking for the latest version of a gem?</p>
<div class="method-source-code" id="latest_version-3F-source">
<pre><span class="ruby-comment"># File lib/rubygems/dependency.rb, line 99</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">latest_version?</span>
<span class="ruby-ivar">@requirement</span>.<span class="ruby-identifier">none?</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-match-3F" class="method-detail ">
<div class="method-heading">
<span class="method-callseq">
match? name → true or false
</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-heading">
<span class="method-callseq">
match? name, version → true or false
</span>
</div>
<div class="method-heading">
<span class="method-callseq">
match? spec → true or false
</span>
</div>
<div class="method-description">
<p>Does this dependency match the specification described by <code>name</code> and <code>version</code> or match <code>spec</code>?</p>
<p>NOTE: Unlike <a href="Dependency.html#method-i-matches_spec-3F"><code>matches_spec?</code></a> this method does not return true when the version is a prerelease version unless this is a prerelease dependency.</p>
<div class="method-source-code" id="match-3F-source">
<pre><span class="ruby-comment"># File lib/rubygems/dependency.rb, line 225</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">match?</span>(<span class="ruby-identifier">obj</span>, <span class="ruby-identifier">version</span>=<span class="ruby-keyword">nil</span>, <span class="ruby-identifier">allow_prerelease</span>=<span class="ruby-keyword">false</span>)
<span class="ruby-keyword">if</span> <span class="ruby-operator">!</span><span class="ruby-identifier">version</span>
<span class="ruby-identifier">name</span> = <span class="ruby-identifier">obj</span>.<span class="ruby-identifier">name</span>
<span class="ruby-identifier">version</span> = <span class="ruby-identifier">obj</span>.<span class="ruby-identifier">version</span>
<span class="ruby-keyword">else</span>
<span class="ruby-identifier">name</span> = <span class="ruby-identifier">obj</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">return</span> <span class="ruby-keyword">false</span> <span class="ruby-keyword">unless</span> <span class="ruby-keyword">self</span>.<span class="ruby-identifier">name</span> <span class="ruby-operator">===</span> <span class="ruby-identifier">name</span>
<span class="ruby-identifier">version</span> = <span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">Version</span>.<span class="ruby-identifier">new</span> <span class="ruby-identifier">version</span>
<span class="ruby-keyword">return</span> <span class="ruby-keyword">true</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">requirement</span>.<span class="ruby-identifier">none?</span> <span class="ruby-keyword">and</span> <span class="ruby-keyword">not</span> <span class="ruby-identifier">version</span>.<span class="ruby-identifier">prerelease?</span>
<span class="ruby-keyword">return</span> <span class="ruby-keyword">false</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">version</span>.<span class="ruby-identifier">prerelease?</span> <span class="ruby-keyword">and</span>
<span class="ruby-keyword">not</span> <span class="ruby-identifier">allow_prerelease</span> <span class="ruby-keyword">and</span>
<span class="ruby-keyword">not</span> <span class="ruby-identifier">prerelease?</span>
<span class="ruby-identifier">requirement</span>.<span class="ruby-identifier">satisfied_by?</span> <span class="ruby-identifier">version</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-matches_spec-3F" class="method-detail ">
<div class="method-heading">
<span class="method-name">matches_spec?</span><span
class="method-args">(spec)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Does this dependency match <code>spec</code>?</p>
<p>NOTE: This is not a convenience method. Unlike <a href="Dependency.html#method-i-match-3F"><code>match?</code></a> this method returns true when <code>spec</code> is a prerelease version even if this dependency is not a prerelease dependency.</p>
<div class="method-source-code" id="matches_spec-3F-source">
<pre><span class="ruby-comment"># File lib/rubygems/dependency.rb, line 252</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">matches_spec?</span>(<span class="ruby-identifier">spec</span>)
<span class="ruby-keyword">return</span> <span class="ruby-keyword">false</span> <span class="ruby-keyword">unless</span> <span class="ruby-identifier">name</span> <span class="ruby-operator">===</span> <span class="ruby-identifier">spec</span>.<span class="ruby-identifier">name</span>
<span class="ruby-keyword">return</span> <span class="ruby-keyword">true</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">requirement</span>.<span class="ruby-identifier">none?</span>
<span class="ruby-identifier">requirement</span>.<span class="ruby-identifier">satisfied_by?</span>(<span class="ruby-identifier">spec</span>.<span class="ruby-identifier">version</span>)
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-matching_specs" class="method-detail ">
<div class="method-heading">
<span class="method-name">matching_specs</span><span
class="method-args">(platform_only = false)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="matching_specs-source">
<pre><span class="ruby-comment"># File lib/rubygems/dependency.rb, line 278</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">matching_specs</span>(<span class="ruby-identifier">platform_only</span> = <span class="ruby-keyword">false</span>)
<span class="ruby-identifier">env_req</span> = <span class="ruby-constant">Gem</span>.<span class="ruby-identifier">env_requirement</span>(<span class="ruby-identifier">name</span>)
<span class="ruby-identifier">matches</span> = <span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">Specification</span>.<span class="ruby-identifier">stubs_for</span>(<span class="ruby-identifier">name</span>).<span class="ruby-identifier">find_all</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">requirement</span>.<span class="ruby-identifier">satisfied_by?</span>(<span class="ruby-identifier">spec</span>.<span class="ruby-identifier">version</span>) <span class="ruby-operator">&&</span> <span class="ruby-identifier">env_req</span>.<span class="ruby-identifier">satisfied_by?</span>(<span class="ruby-identifier">spec</span>.<span class="ruby-identifier">version</span>)
<span class="ruby-keyword">end</span>.<span class="ruby-identifier">map</span>(<span class="ruby-operator">&</span><span class="ruby-value">:to_spec</span>)
<span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">BundlerVersionFinder</span>.<span class="ruby-identifier">filter!</span>(<span class="ruby-identifier">matches</span>) <span class="ruby-keyword">if</span> <span class="ruby-identifier">name</span> <span class="ruby-operator">==</span> <span class="ruby-string">"bundler"</span>.<span class="ruby-identifier">freeze</span> <span class="ruby-operator">&&</span> <span class="ruby-operator">!</span><span class="ruby-identifier">requirement</span>.<span class="ruby-identifier">specific?</span>
<span class="ruby-keyword">if</span> <span class="ruby-identifier">platform_only</span>
<span class="ruby-identifier">matches</span>.<span class="ruby-identifier">reject!</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">spec</span>.<span class="ruby-identifier">nil?</span> <span class="ruby-operator">||</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-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>
<span class="ruby-identifier">matches</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-merge" class="method-detail ">
<div class="method-heading">
<span class="method-name">merge</span><span
class="method-args">(other)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Merges the requirements of <code>other</code> into this dependency</p>
<div class="method-source-code" id="merge-source">
<pre><span class="ruby-comment"># File lib/rubygems/dependency.rb, line 262</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">merge</span>(<span class="ruby-identifier">other</span>)
<span class="ruby-keyword">unless</span> <span class="ruby-identifier">name</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">other</span>.<span class="ruby-identifier">name</span>
<span class="ruby-identifier">raise</span> <span class="ruby-constant">ArgumentError</span>,
<span class="ruby-node">"#{self} and #{other} have different names"</span>
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">default</span> = <span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">Requirement</span>.<span class="ruby-identifier">default</span>
<span class="ruby-identifier">self_req</span> = <span class="ruby-keyword">self</span>.<span class="ruby-identifier">requirement</span>
<span class="ruby-identifier">other_req</span> = <span class="ruby-identifier">other</span>.<span class="ruby-identifier">requirement</span>
<span class="ruby-keyword">return</span> <span class="ruby-keyword">self</span>.<span class="ruby-identifier">class</span>.<span class="ruby-identifier">new</span> <span class="ruby-identifier">name</span>, <span class="ruby-identifier">self_req</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">other_req</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">default</span>
<span class="ruby-keyword">return</span> <span class="ruby-keyword">self</span>.<span class="ruby-identifier">class</span>.<span class="ruby-identifier">new</span> <span class="ruby-identifier">name</span>, <span class="ruby-identifier">other_req</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">self_req</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">default</span>
<span class="ruby-keyword">self</span>.<span class="ruby-identifier">class</span>.<span class="ruby-identifier">new</span> <span class="ruby-identifier">name</span>, <span class="ruby-identifier">self_req</span>.<span class="ruby-identifier">as_list</span>.<span class="ruby-identifier">concat</span>(<span class="ruby-identifier">other_req</span>.<span class="ruby-identifier">as_list</span>)
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-prerelease-3F" class="method-detail ">
<div class="method-heading">
<span class="method-name">prerelease?</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>Does this dependency require a prerelease?</p>
<div class="method-source-code" id="prerelease-3F-source">
<pre><span class="ruby-comment"># File lib/rubygems/dependency.rb, line 91</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">prerelease?</span>
<span class="ruby-ivar">@prerelease</span> <span class="ruby-operator">||</span> <span class="ruby-identifier">requirement</span>.<span class="ruby-identifier">prerelease?</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-requirement" class="method-detail ">
<div class="method-heading">
<span class="method-name">requirement</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>What does this dependency require?</p>
<div class="method-source-code" id="requirement-source">
<pre><span class="ruby-comment"># File lib/rubygems/dependency.rb, line 121</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">requirement</span>
<span class="ruby-keyword">return</span> <span class="ruby-ivar">@requirement</span> <span class="ruby-keyword">if</span> <span class="ruby-keyword">defined?</span>(<span class="ruby-ivar">@requirement</span>) <span class="ruby-keyword">and</span> <span class="ruby-ivar">@requirement</span>
<span class="ruby-comment"># @version_requirements and @version_requirement are legacy ivar</span>
<span class="ruby-comment"># names, and supported here because older gems need to keep</span>
<span class="ruby-comment"># working and Dependency doesn't implement marshal_dump and</span>
<span class="ruby-comment"># marshal_load. In a happier world, this would be an</span>
<span class="ruby-comment"># attr_accessor. The horrifying instance_variable_get you see</span>
<span class="ruby-comment"># below is also the legacy of some old restructurings.</span>
<span class="ruby-comment">#</span>
<span class="ruby-comment"># Note also that because of backwards compatibility (loading new</span>
<span class="ruby-comment"># gems in an old RubyGems installation), we can't add explicit</span>
<span class="ruby-comment"># marshaling to this class until we want to make a big</span>
<span class="ruby-comment"># break. Maybe 2.0.</span>
<span class="ruby-comment">#</span>
<span class="ruby-comment"># Children, define explicit marshal and unmarshal behavior for</span>
<span class="ruby-comment"># public classes. Marshal formats are part of your public API.</span>
<span class="ruby-comment"># REFACTOR: See above</span>
<span class="ruby-keyword">if</span> <span class="ruby-keyword">defined?</span>(<span class="ruby-ivar">@version_requirement</span>) <span class="ruby-operator">&&</span> <span class="ruby-ivar">@version_requirement</span>
<span class="ruby-identifier">version</span> = <span class="ruby-ivar">@version_requirement</span>.<span class="ruby-identifier">instance_variable_get</span> <span class="ruby-value">:@version</span>
<span class="ruby-ivar">@version_requirement</span> = <span class="ruby-keyword">nil</span>
<span class="ruby-ivar">@version_requirements</span> = <span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">Requirement</span>.<span class="ruby-identifier">new</span> <span class="ruby-identifier">version</span>
<span class="ruby-keyword">end</span>
<span class="ruby-ivar">@requirement</span> = <span class="ruby-ivar">@version_requirements</span> <span class="ruby-keyword">if</span> <span class="ruby-keyword">defined?</span>(<span class="ruby-ivar">@version_requirements</span>)
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-requirements_list" class="method-detail ">
<div class="method-heading">
<span class="method-name">requirements_list</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="requirements_list-source">
<pre><span class="ruby-comment"># File lib/rubygems/dependency.rb, line 150</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">requirements_list</span>
<span class="ruby-identifier">requirement</span>.<span class="ruby-identifier">as_list</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-runtime-3F" class="method-detail ">
<div class="method-heading">
<span class="method-name">runtime?</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="runtime-3F-source">
<pre><span class="ruby-comment"># File lib/rubygems/dependency.rb, line 169</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">runtime?</span>
<span class="ruby-ivar">@type</span> <span class="ruby-operator">==</span> <span class="ruby-value">:runtime</span> <span class="ruby-operator">||</span> <span class="ruby-operator">!</span><span class="ruby-ivar">@type</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-specific-3F" class="method-detail ">
<div class="method-heading">
<span class="method-name">specific?</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p>True if the dependency will not always match the latest version.</p>
<div class="method-source-code" id="specific-3F-source">
<pre><span class="ruby-comment"># File lib/rubygems/dependency.rb, line 298</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">specific?</span>
<span class="ruby-ivar">@requirement</span>.<span class="ruby-identifier">specific?</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-to_lock" class="method-detail ">
<div class="method-heading">
<span class="method-name">to_lock</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_lock-source">
<pre><span class="ruby-comment"># File lib/bundler/rubygems_ext.rb, line 123</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">to_lock</span>
<span class="ruby-identifier">out</span> = <span class="ruby-constant">String</span>.<span class="ruby-identifier">new</span>(<span class="ruby-node">" #{name}"</span>)
<span class="ruby-keyword">unless</span> <span class="ruby-identifier">requirement</span>.<span class="ruby-identifier">none?</span>
<span class="ruby-identifier">reqs</span> = <span class="ruby-identifier">requirement</span>.<span class="ruby-identifier">requirements</span>.<span class="ruby-identifier">map</span> {<span class="ruby-operator">|</span><span class="ruby-identifier">o</span>, <span class="ruby-identifier">v</span><span class="ruby-operator">|</span> <span class="ruby-node">"#{o} #{v}"</span> }.<span class="ruby-identifier">sort</span>.<span class="ruby-identifier">reverse</span>
<span class="ruby-identifier">out</span> <span class="ruby-operator"><<</span> <span class="ruby-node">" (#{reqs.join(", ")})"</span>
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">out</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-to_spec" class="method-detail ">
<div class="method-heading">
<span class="method-name">to_spec</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_spec-source">
<pre><span class="ruby-comment"># File lib/rubygems/dependency.rb, line 322</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">to_spec</span>
<span class="ruby-identifier">matches</span> = <span class="ruby-keyword">self</span>.<span class="ruby-identifier">to_specs</span>.<span class="ruby-identifier">compact</span>
<span class="ruby-identifier">active</span> = <span class="ruby-identifier">matches</span>.<span class="ruby-identifier">find</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">spec</span><span class="ruby-operator">|</span> <span class="ruby-identifier">spec</span>.<span class="ruby-identifier">activated?</span> }
<span class="ruby-keyword">return</span> <span class="ruby-identifier">active</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">active</span>
<span class="ruby-keyword">return</span> <span class="ruby-identifier">matches</span>.<span class="ruby-identifier">first</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">prerelease?</span>
<span class="ruby-comment"># Move prereleases to the end of the list for >= 0 requirements</span>
<span class="ruby-identifier">pre</span>, <span class="ruby-identifier">matches</span> = <span class="ruby-identifier">matches</span>.<span class="ruby-identifier">partition</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">spec</span><span class="ruby-operator">|</span> <span class="ruby-identifier">spec</span>.<span class="ruby-identifier">version</span>.<span class="ruby-identifier">prerelease?</span> }
<span class="ruby-identifier">matches</span> <span class="ruby-operator">+=</span> <span class="ruby-identifier">pre</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">requirement</span> <span class="ruby-operator">==</span> <span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">Requirement</span>.<span class="ruby-identifier">default</span>
<span class="ruby-identifier">matches</span>.<span class="ruby-identifier">first</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-to_specs" class="method-detail ">
<div class="method-heading">
<span class="method-name">to_specs</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_specs-source">
<pre><span class="ruby-comment"># File lib/rubygems/dependency.rb, line 302</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">to_specs</span>
<span class="ruby-identifier">matches</span> = <span class="ruby-identifier">matching_specs</span> <span class="ruby-keyword">true</span>
<span class="ruby-comment"># TODO: check Gem.activated_spec[self.name] in case matches falls outside</span>
<span class="ruby-keyword">if</span> <span class="ruby-identifier">matches</span>.<span class="ruby-identifier">empty?</span>
<span class="ruby-identifier">specs</span> = <span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">Specification</span>.<span class="ruby-identifier">stubs_for</span> <span class="ruby-identifier">name</span>
<span class="ruby-keyword">if</span> <span class="ruby-identifier">specs</span>.<span class="ruby-identifier">empty?</span>
<span class="ruby-identifier">raise</span> <span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">MissingSpecError</span>.<span class="ruby-identifier">new</span> <span class="ruby-identifier">name</span>, <span class="ruby-identifier">requirement</span>
<span class="ruby-keyword">else</span>
<span class="ruby-identifier">raise</span> <span class="ruby-constant">Gem</span><span class="ruby-operator">::</span><span class="ruby-constant">MissingSpecVersionError</span>.<span class="ruby-identifier">new</span> <span class="ruby-identifier">name</span>, <span class="ruby-identifier">requirement</span>, <span class="ruby-identifier">specs</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span>
<span class="ruby-comment"># TODO: any other resolver validations should go here</span>
<span class="ruby-identifier">matches</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-to_yaml_properties" class="method-detail ">
<div class="method-heading">
<span class="method-name">to_yaml_properties</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_yaml_properties-source">
<pre><span class="ruby-comment"># File lib/bundler/rubygems_ext.rb, line 119</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">to_yaml_properties</span>
<span class="ruby-identifier">instance_variables</span>.<span class="ruby-identifier">reject</span> {<span class="ruby-operator">|</span><span class="ruby-identifier">p</span><span class="ruby-operator">|</span> [<span class="ruby-string">"@source"</span>, <span class="ruby-string">"@groups"</span>, <span class="ruby-string">"@all_sources"</span>].<span class="ruby-identifier">include?</span>(<span class="ruby-identifier">p</span>.<span class="ruby-identifier">to_s</span>) }
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-type" class="method-detail ">
<div class="method-heading">
<span class="method-name">type</span><span
class="method-args">()</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<p><a href="Dependency.html"><code>Dependency</code></a> type.</p>
<div class="method-source-code" id="type-source">
<pre><span class="ruby-comment"># File lib/rubygems/dependency.rb, line 165</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">type</span>
<span class="ruby-ivar">@type</span> <span class="ruby-operator">||=</span> <span class="ruby-value">:runtime</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
</section>
</section>
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