Na}{

File Content: `contents_command.rb`

# frozen_string_literal: true
require 'English'
require 'rubygems/command'
require 'rubygems/version_option'

class Gem::Commands::ContentsCommand < Gem::Command

  include Gem::VersionOption

  def initialize
    super 'contents', 'Display the contents of the installed gems',
          :specdirs => [], :lib_only => false, :prefix => true,
          :show_install_dir => false

    add_version_option

    add_option(      '--all',
               "Contents for all gems") do |all, options|
      options[:all] = all
    end

    add_option('-s', '--spec-dir a,b,c', Array,
               "Search for gems under specific paths") do |spec_dirs, options|
      options[:specdirs] = spec_dirs
    end

    add_option('-l', '--[no-]lib-only',
               "Only return files in the Gem's lib_dirs") do |lib_only, options|
      options[:lib_only] = lib_only
    end

    add_option(      '--[no-]prefix',
               "Don't include installed path prefix") do |prefix, options|
      options[:prefix] = prefix
    end

    add_option(      '--[no-]show-install-dir',
               'Show only the gem install dir') do |show, options|
      options[:show_install_dir] = show
    end

    @path_kind = nil
    @spec_dirs = nil
    @version   = nil
  end

  def arguments # :nodoc:
    "GEMNAME       name of gem to list contents for"
  end

  def defaults_str # :nodoc:
    "--no-lib-only --prefix"
  end

  def description # :nodoc:
    <<-EOF
The contents command lists the files in an installed gem.  The listing can
be given as full file names, file names without the installed directory
prefix or only the files that are requireable.
    EOF
  end

  def usage # :nodoc:
    "#{program_name} GEMNAME [GEMNAME ...]"
  end

  def execute
    @version   = options[:version] || Gem::Requirement.default
    @spec_dirs = specification_directories
    @path_kind = path_description @spec_dirs

    names = gem_names

    names.each do |name|
      found =
        if options[:show_install_dir] then
          gem_install_dir name
        else
          gem_contents name
        end

      terminate_interaction 1 unless found or names.length > 1
    end
  end

  def files_in spec
    if spec.default_gem? then
      files_in_default_gem spec
    else
      files_in_gem spec
    end
  end

  def files_in_gem spec
    gem_path  = spec.full_gem_path
    extra     = "/{#{spec.require_paths.join ','}}" if options[:lib_only]
    glob      = "#{gem_path}#{extra}/**/*"
    prefix_re = /#{Regexp.escape(gem_path)}\//

    Dir[glob].map do |file|
      [gem_path, file.sub(prefix_re, "")]
    end
  end

  def files_in_default_gem spec
    spec.files.map do |file|
      case file
      when /\A#{spec.bindir}\//
        [RbConfig::CONFIG['bindir'], $POSTMATCH]
      when /\.so\z/
        [RbConfig::CONFIG['archdir'], file]
      else
        [RbConfig::CONFIG['rubylibdir'], file]
      end
    end
  end

  def gem_contents name
    spec = spec_for name

    return false unless spec

    files = files_in spec

    show_files files

    true
  end

  def gem_install_dir name
    spec = spec_for name

    return false unless spec

    say spec.gem_dir

    true
  end

  def gem_names # :nodoc:
    if options[:all] then
      Gem::Specification.map(&:name)
    else
      get_all_gem_names
    end
  end

  def path_description spec_dirs # :nodoc:
    if spec_dirs.empty? then
      "default gem paths"
    else
      "specified path"
    end
  end

  def show_files files
    files.sort.each do |prefix, basename|
      absolute_path = File.join(prefix, basename)
      next if File.directory? absolute_path

      if options[:prefix] then
        say absolute_path
      else
        say basename
      end
    end
  end

  def spec_for name
    spec = Gem::Specification.find_all_by_name(name, @version).last

    return spec if spec

    say "Unable to find gem '#{name}' in #{@path_kind}"

    if Gem.configuration.verbose then
      say "\nDirectories searched:"
      @spec_dirs.sort.each { |dir| say dir }
    end

    return nil
  end

  def specification_directories # :nodoc:
    options[:specdirs].map do |i|
      [i, File.join(i, "specifications")]
    end.flatten
  end

end

Name	Size	Permission
build_command.rb	1511 bytes	0644
cert_command.rb	8511 bytes	0644
check_command.rb	2287 bytes	0644
cleanup_command.rb	4338 bytes	0644
contents_command.rb	4193 bytes	0644
dependency_command.rb	5288 bytes	0644
environment_command.rb	4888 bytes	0644
fetch_command.rb	1823 bytes	0644
generate_index_command.rb	2623 bytes	0644
help_command.rb	10395 bytes	0644
install_command.rb	8268 bytes	0644
list_command.rb	940 bytes	0644
lock_command.rb	2769 bytes	0644
mirror_command.rb	624 bytes	0644
open_command.rb	1838 bytes	0644
outdated_command.rb	852 bytes	0644
owner_command.rb	2590 bytes	0644
pristine_command.rb	5322 bytes	0644
push_command.rb	2620 bytes	0644
query_command.rb	9553 bytes	0644
rdoc_command.rb	2547 bytes	0644
search_command.rb	885 bytes	0644
server_command.rb	2440 bytes	0644
setup_command.rb	17429 bytes	0644
signin_command.rb	872 bytes	0644
signout_command.rb	906 bytes	0644
sources_command.rb	5336 bytes	0644
specification_command.rb	3385 bytes	0644
stale_command.rb	962 bytes	0644
uninstall_command.rb	4721 bytes	0644
unpack_command.rb	4959 bytes	0644
update_command.rb	7142 bytes	0644
which_command.rb	2219 bytes	0644
yank_command.rb	2355 bytes	0644

File Content: contents_command.rb

File Content: `contents_command.rb`