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<!-- Method Quickref -->
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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-kernel_exec">#kernel_exec</a>
<li ><a href="#method-i-kernel_load">#kernel_load</a>
<li ><a href="#method-i-process_title">#process_title</a>
<li ><a href="#method-i-ruby_shebang-3F">#ruby_shebang?</a>
<li ><a href="#method-i-run">#run</a>
<li ><a href="#method-i-validate_cmd-21">#validate_cmd!</a>
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<main role="main" aria-labelledby="class-Bundler::CLI::Exec">
<h1 id="class-Bundler::CLI::Exec" class="class">
class Bundler::CLI::Exec
</h1>
<section class="description">
</section>
<section id="5Buntitled-5D" class="documentation-section">
<section class="constants-list">
<header>
<h3>Constants</h3>
</header>
<dl>
<dt id="TRAPPED_SIGNALS">TRAPPED_SIGNALS
<dd>
</dl>
</section>
<section class="attribute-method-details" class="method-section">
<header>
<h3>Attributes</h3>
</header>
<div id="attribute-i-args" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">args</span><span
class="attribute-access-type">[R]</span>
</div>
<div class="method-description">
</div>
</div>
<div id="attribute-i-cmd" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">cmd</span><span
class="attribute-access-type">[R]</span>
</div>
<div class="method-description">
</div>
</div>
<div id="attribute-i-options" class="method-detail">
<div class="method-heading attribute-method-heading">
<span class="method-name">options</span><span
class="attribute-access-type">[R]</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">(options, args)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="new-source">
<pre><span class="ruby-comment"># File lib/bundler/cli/exec.rb, line 11</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">initialize</span>(<span class="ruby-identifier">options</span>, <span class="ruby-identifier">args</span>)
<span class="ruby-ivar">@options</span> = <span class="ruby-identifier">options</span>
<span class="ruby-ivar">@cmd</span> = <span class="ruby-identifier">args</span>.<span class="ruby-identifier">shift</span>
<span class="ruby-ivar">@args</span> = <span class="ruby-identifier">args</span>
<span class="ruby-keyword">if</span> <span class="ruby-operator">!</span><span class="ruby-constant">Bundler</span>.<span class="ruby-identifier">current_ruby</span>.<span class="ruby-identifier">jruby?</span>
<span class="ruby-ivar">@args</span> <span class="ruby-operator"><<</span> { <span class="ruby-value">:close_others</span> <span class="ruby-operator">=></span> <span class="ruby-operator">!</span><span class="ruby-identifier">options</span>.<span class="ruby-identifier">keep_file_descriptors?</span> }
<span class="ruby-keyword">elsif</span> <span class="ruby-identifier">options</span>.<span class="ruby-identifier">keep_file_descriptors?</span>
<span class="ruby-constant">Bundler</span>.<span class="ruby-identifier">ui</span>.<span class="ruby-identifier">warn</span> <span class="ruby-node">"Ruby version #{RUBY_VERSION} defaults to keeping non-standard file descriptors on Kernel#exec."</span>
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
</section>
<section id="public-instance-5Buntitled-5D-method-details" class="method-section">
<header>
<h3>Public Instance Methods</h3>
</header>
<div id="method-i-run" class="method-detail ">
<div class="method-heading">
<span class="method-name">run</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="run-source">
<pre><span class="ruby-comment"># File lib/bundler/cli/exec.rb, line 23</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">run</span>
<span class="ruby-identifier">validate_cmd!</span>
<span class="ruby-constant">SharedHelpers</span>.<span class="ruby-identifier">set_bundle_environment</span>
<span class="ruby-keyword">if</span> <span class="ruby-identifier">bin_path</span> = <span class="ruby-constant">Bundler</span>.<span class="ruby-identifier">which</span>(<span class="ruby-identifier">cmd</span>)
<span class="ruby-keyword">if</span> <span class="ruby-operator">!</span><span class="ruby-constant">Bundler</span>.<span class="ruby-identifier">settings</span>[<span class="ruby-value">:disable_exec_load</span>] <span class="ruby-operator">&&</span> <span class="ruby-identifier">ruby_shebang?</span>(<span class="ruby-identifier">bin_path</span>)
<span class="ruby-keyword">return</span> <span class="ruby-identifier">kernel_load</span>(<span class="ruby-identifier">bin_path</span>, <span class="ruby-operator">*</span><span class="ruby-identifier">args</span>)
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">kernel_exec</span>(<span class="ruby-identifier">bin_path</span>, <span class="ruby-operator">*</span><span class="ruby-identifier">args</span>)
<span class="ruby-keyword">else</span>
<span class="ruby-comment"># exec using the given command</span>
<span class="ruby-identifier">kernel_exec</span>(<span class="ruby-identifier">cmd</span>, <span class="ruby-operator">*</span><span class="ruby-identifier">args</span>)
<span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
</section>
<section id="private-instance-5Buntitled-5D-method-details" class="method-section">
<header>
<h3>Private Instance Methods</h3>
</header>
<div id="method-i-kernel_exec" class="method-detail ">
<div class="method-heading">
<span class="method-name">kernel_exec</span><span
class="method-args">(*args)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="kernel_exec-source">
<pre><span class="ruby-comment"># File lib/bundler/cli/exec.rb, line 45</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">kernel_exec</span>(<span class="ruby-operator">*</span><span class="ruby-identifier">args</span>)
<span class="ruby-constant">Kernel</span>.<span class="ruby-identifier">exec</span>(<span class="ruby-operator">*</span><span class="ruby-identifier">args</span>)
<span class="ruby-keyword">rescue</span> <span class="ruby-constant">Errno</span><span class="ruby-operator">::</span><span class="ruby-constant">EACCES</span>, <span class="ruby-constant">Errno</span><span class="ruby-operator">::</span><span class="ruby-constant">ENOEXEC</span>
<span class="ruby-constant">Bundler</span>.<span class="ruby-identifier">ui</span>.<span class="ruby-identifier">error</span> <span class="ruby-node">"bundler: not executable: #{cmd}"</span>
<span class="ruby-identifier">exit</span> <span class="ruby-value">126</span>
<span class="ruby-keyword">rescue</span> <span class="ruby-constant">Errno</span><span class="ruby-operator">::</span><span class="ruby-constant">ENOENT</span>
<span class="ruby-constant">Bundler</span>.<span class="ruby-identifier">ui</span>.<span class="ruby-identifier">error</span> <span class="ruby-node">"bundler: command not found: #{cmd}"</span>
<span class="ruby-constant">Bundler</span>.<span class="ruby-identifier">ui</span>.<span class="ruby-identifier">warn</span> <span class="ruby-string">"Install missing gem executables with `bundle install`"</span>
<span class="ruby-identifier">exit</span> <span class="ruby-value">127</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-kernel_load" class="method-detail ">
<div class="method-heading">
<span class="method-name">kernel_load</span><span
class="method-args">(file, *args)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="kernel_load-source">
<pre><span class="ruby-comment"># File lib/bundler/cli/exec.rb, line 56</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">kernel_load</span>(<span class="ruby-identifier">file</span>, <span class="ruby-operator">*</span><span class="ruby-identifier">args</span>)
<span class="ruby-identifier">args</span>.<span class="ruby-identifier">pop</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">args</span>.<span class="ruby-identifier">last</span>.<span class="ruby-identifier">is_a?</span>(<span class="ruby-constant">Hash</span>)
<span class="ruby-constant">ARGV</span>.<span class="ruby-identifier">replace</span>(<span class="ruby-identifier">args</span>)
<span class="ruby-identifier">$0</span> = <span class="ruby-identifier">file</span>
<span class="ruby-constant">Process</span>.<span class="ruby-identifier">setproctitle</span>(<span class="ruby-identifier">process_title</span>(<span class="ruby-identifier">file</span>, <span class="ruby-identifier">args</span>)) <span class="ruby-keyword">if</span> <span class="ruby-constant">Process</span>.<span class="ruby-identifier">respond_to?</span>(<span class="ruby-value">:setproctitle</span>)
<span class="ruby-identifier">require_relative</span> <span class="ruby-string">"../setup"</span>
<span class="ruby-constant">TRAPPED_SIGNALS</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">trap</span>(<span class="ruby-identifier">s</span>, <span class="ruby-string">"DEFAULT"</span>) }
<span class="ruby-constant">Kernel</span>.<span class="ruby-identifier">load</span>(<span class="ruby-identifier">file</span>)
<span class="ruby-keyword">rescue</span> <span class="ruby-constant">SystemExit</span>, <span class="ruby-constant">SignalException</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-comment"># rubocop:disable Lint/RescueException</span>
<span class="ruby-constant">Bundler</span>.<span class="ruby-identifier">ui</span>.<span class="ruby-identifier">error</span> <span class="ruby-node">"bundler: failed to load command: #{cmd} (#{file})"</span>
<span class="ruby-identifier">backtrace</span> = <span class="ruby-identifier">e</span>.<span class="ruby-identifier">backtrace</span> <span class="ruby-operator">?</span> <span class="ruby-identifier">e</span>.<span class="ruby-identifier">backtrace</span>.<span class="ruby-identifier">take_while</span> {<span class="ruby-operator">|</span><span class="ruby-identifier">bt</span><span class="ruby-operator">|</span> <span class="ruby-operator">!</span><span class="ruby-identifier">bt</span>.<span class="ruby-identifier">start_with?</span>(<span class="ruby-keyword">__FILE__</span>) } <span class="ruby-operator">:</span> []
<span class="ruby-identifier">abort</span> <span class="ruby-node">"#{e.class}: #{e.message}\n #{backtrace.join("\n ")}"</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-process_title" class="method-detail ">
<div class="method-heading">
<span class="method-name">process_title</span><span
class="method-args">(file, args)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="process_title-source">
<pre><span class="ruby-comment"># File lib/bundler/cli/exec.rb, line 72</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">process_title</span>(<span class="ruby-identifier">file</span>, <span class="ruby-identifier">args</span>)
<span class="ruby-node">"#{file} #{args.join(" ")}"</span>.<span class="ruby-identifier">strip</span>
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-ruby_shebang-3F" class="method-detail ">
<div class="method-heading">
<span class="method-name">ruby_shebang?</span><span
class="method-args">(file)</span>
<span class="method-click-advice">click to toggle source</span>
</div>
<div class="method-description">
<div class="method-source-code" id="ruby_shebang-3F-source">
<pre><span class="ruby-comment"># File lib/bundler/cli/exec.rb, line 76</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">ruby_shebang?</span>(<span class="ruby-identifier">file</span>)
<span class="ruby-identifier">possibilities</span> = [
<span class="ruby-string">"#!/usr/bin/env ruby\n"</span>,
<span class="ruby-string">"#!/usr/bin/env jruby\n"</span>,
<span class="ruby-string">"#!/usr/bin/env truffleruby\n"</span>,
<span class="ruby-node">"#!#{Gem.ruby}\n"</span>,
]
<span class="ruby-keyword">if</span> <span class="ruby-constant">File</span>.<span class="ruby-identifier">zero?</span>(<span class="ruby-identifier">file</span>)
<span class="ruby-constant">Bundler</span>.<span class="ruby-identifier">ui</span>.<span class="ruby-identifier">warn</span> <span class="ruby-node">"#{file} is empty"</span>
<span class="ruby-keyword">return</span> <span class="ruby-keyword">false</span>
<span class="ruby-keyword">end</span>
<span class="ruby-identifier">first_line</span> = <span class="ruby-constant">File</span>.<span class="ruby-identifier">open</span>(<span class="ruby-identifier">file</span>, <span class="ruby-string">"rb"</span>) {<span class="ruby-operator">|</span><span class="ruby-identifier">f</span><span class="ruby-operator">|</span> <span class="ruby-identifier">f</span>.<span class="ruby-identifier">read</span>(<span class="ruby-identifier">possibilities</span>.<span class="ruby-identifier">map</span>(<span class="ruby-operator">&</span><span class="ruby-value">:size</span>).<span class="ruby-identifier">max</span>) }
<span class="ruby-identifier">possibilities</span>.<span class="ruby-identifier">any?</span> {<span class="ruby-operator">|</span><span class="ruby-identifier">shebang</span><span class="ruby-operator">|</span> <span class="ruby-identifier">first_line</span>.<span class="ruby-identifier">start_with?</span>(<span class="ruby-identifier">shebang</span>) }
<span class="ruby-keyword">end</span></pre>
</div>
</div>
</div>
<div id="method-i-validate_cmd-21" class="method-detail ">
<div class="method-heading">
<span class="method-name">validate_cmd!</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="validate_cmd-21-source">
<pre><span class="ruby-comment"># File lib/bundler/cli/exec.rb, line 39</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">validate_cmd!</span>
<span class="ruby-keyword">return</span> <span class="ruby-keyword">unless</span> <span class="ruby-identifier">cmd</span>.<span class="ruby-identifier">nil?</span>
<span class="ruby-constant">Bundler</span>.<span class="ruby-identifier">ui</span>.<span class="ruby-identifier">error</span> <span class="ruby-string">"bundler: exec needs a command to run"</span>
<span class="ruby-identifier">exit</span> <span class="ruby-value">128</span>
<span class="ruby-keyword">end</span></pre>
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