diff options
Diffstat (limited to 'ruby_2_2/lib/rubygems/commands/cleanup_command.rb')
| -rw-r--r-- | ruby_2_2/lib/rubygems/commands/cleanup_command.rb | 165 |
1 files changed, 0 insertions, 165 deletions
diff --git a/ruby_2_2/lib/rubygems/commands/cleanup_command.rb b/ruby_2_2/lib/rubygems/commands/cleanup_command.rb deleted file mode 100644 index 69975640fe..0000000000 --- a/ruby_2_2/lib/rubygems/commands/cleanup_command.rb +++ /dev/null @@ -1,165 +0,0 @@ -require 'rubygems/command' -require 'rubygems/dependency_list' -require 'rubygems/uninstaller' - -class Gem::Commands::CleanupCommand < Gem::Command - - def initialize - super 'cleanup', - 'Clean up old versions of installed gems', - :force => false, :install_dir => Gem.dir - - add_option('-n', '-d', '--dryrun', - 'Do not uninstall gems') do |value, options| - options[:dryrun] = true - end - - @candidate_gems = nil - @default_gems = [] - @full = nil - @gems_to_cleanup = nil - @original_home = nil - @original_path = nil - @primary_gems = nil - end - - def arguments # :nodoc: - "GEMNAME name of gem to cleanup" - end - - def defaults_str # :nodoc: - "--no-dryrun" - end - - def description # :nodoc: - <<-EOF -The cleanup command removes old versions of gems from GEM_HOME that are not -required to meet a dependency. If a gem is installed elsewhere in GEM_PATH -the cleanup command won't delete it. - -If no gems are named all gems in GEM_HOME are cleaned. - EOF - end - - def usage # :nodoc: - "#{program_name} [GEMNAME ...]" - end - - def execute - say "Cleaning up installed gems..." - - if options[:args].empty? then - done = false - last_set = nil - - until done do - clean_gems - - this_set = @gems_to_cleanup.map { |spec| spec.full_name }.sort - - done = this_set.empty? || last_set == this_set - - last_set = this_set - end - else - clean_gems - end - - say "Clean Up Complete" - - verbose do - skipped = @default_gems.map { |spec| spec.full_name } - - "Skipped default gems: #{skipped.join ', '}" - end - end - - def clean_gems - get_primary_gems - get_candidate_gems - get_gems_to_cleanup - - @full = Gem::DependencyList.from_specs - - deplist = Gem::DependencyList.new - @gems_to_cleanup.each do |spec| deplist.add spec end - - deps = deplist.strongly_connected_components.flatten - - @original_home = Gem.dir - @original_path = Gem.path - - deps.reverse_each do |spec| - uninstall_dep spec - end - - Gem::Specification.reset - end - - def get_candidate_gems - @candidate_gems = unless options[:args].empty? then - options[:args].map do |gem_name| - Gem::Specification.find_all_by_name gem_name - end.flatten - else - Gem::Specification.to_a - end - end - - def get_gems_to_cleanup - gems_to_cleanup = @candidate_gems.select { |spec| - @primary_gems[spec.name].version != spec.version - } - - default_gems, gems_to_cleanup = gems_to_cleanup.partition { |spec| - spec.default_gem? - } - - @default_gems += default_gems - @default_gems.uniq! - @gems_to_cleanup = gems_to_cleanup.uniq - end - - def get_primary_gems - @primary_gems = {} - - Gem::Specification.each do |spec| - if @primary_gems[spec.name].nil? or - @primary_gems[spec.name].version < spec.version then - @primary_gems[spec.name] = spec - end - end - end - - def uninstall_dep spec - return unless @full.ok_to_remove?(spec.full_name) - - if options[:dryrun] then - say "Dry Run Mode: Would uninstall #{spec.full_name}" - return - end - - say "Attempting to uninstall #{spec.full_name}" - - uninstall_options = { - :executables => false, - :version => "= #{spec.version}", - } - - uninstall_options[:user_install] = Gem.user_dir == spec.base_dir - - uninstaller = Gem::Uninstaller.new spec.name, uninstall_options - - begin - uninstaller.uninstall - rescue Gem::DependencyRemovalException, Gem::InstallError, - Gem::GemNotInHomeException, Gem::FilePermissionError => e - say "Unable to uninstall #{spec.full_name}:" - say "\t#{e.class}: #{e.message}" - end - ensure - # Restore path Gem::Uninstaller may have changed - Gem.use_paths @original_home, *@original_path - end - -end |