Class: Gem::Commands::CleanupCommand
- Inherits:
-
Gem::Command
- Object
- Gem::Command
- Gem::Commands::CleanupCommand
- Defined in:
- lib/rubygems/commands/cleanup_command.rb
Instance Attribute Summary
Attributes inherited from Gem::Command
#command, #defaults, #options, #program_name, #summary
Instance Method Summary collapse
-
#arguments ⇒ Object
:nodoc:.
- #clean_gems ⇒ Object
-
#defaults_str ⇒ Object
:nodoc:.
-
#description ⇒ Object
:nodoc:.
- #execute ⇒ Object
- #get_candidate_gems ⇒ Object
- #get_gems_to_cleanup ⇒ Object
- #get_primary_gems ⇒ Object
-
#initialize ⇒ CleanupCommand
constructor
A new instance of CleanupCommand.
- #uninstall_dep(spec) ⇒ Object
-
#usage ⇒ Object
:nodoc:.
Methods inherited from Gem::Command
add_common_option, #add_extra_args, #add_option, add_specific_extra_args, #begins?, build_args, build_args=, common_options, extra_args, extra_args=, #get_all_gem_names, #get_all_gem_names_and_versions, #get_one_gem_name, #get_one_optional_argument, #handle_options, #handles?, #invoke, #invoke_with_build_args, #merge_options, #remove_option, #show_help, #show_lookup_failure, specific_extra_args, specific_extra_args_hash, #when_invoked
Methods included from UserInteraction
#alert, #alert_error, #alert_warning, #ask, #ask_for_password, #ask_yes_no, #choose_from_list, #say, #terminate_interaction
Methods included from DefaultUserInteraction
ui, #ui, ui=, #ui=, use_ui, #use_ui
Constructor Details
#initialize ⇒ CleanupCommand
Returns a new instance of CleanupCommand.
7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 |
# File 'lib/rubygems/commands/cleanup_command.rb', line 7 def initialize super 'cleanup', 'Clean up old versions of installed gems in the local repository', :force => false, :install_dir => Gem.dir add_option('-d', '--dryrun', "") do |value, | [:dryrun] = true end @candidate_gems = nil @default_gems = [] @full = nil @gems_to_cleanup = nil @original_home = nil @original_path = nil @primary_gems = nil end |
Instance Method Details
#arguments ⇒ Object
:nodoc:
25 26 27 |
# File 'lib/rubygems/commands/cleanup_command.rb', line 25 def arguments # :nodoc: "GEMNAME name of gem to cleanup" end |
#clean_gems ⇒ Object
76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 |
# File 'lib/rubygems/commands/cleanup_command.rb', line 76 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 |
#defaults_str ⇒ Object
:nodoc:
29 30 31 |
# File 'lib/rubygems/commands/cleanup_command.rb', line 29 def defaults_str # :nodoc: "--no-dryrun" end |
#description ⇒ Object
:nodoc:
33 34 35 36 37 38 39 40 41 |
# File 'lib/rubygems/commands/cleanup_command.rb', line 33 def description # :nodoc: <<-EOF The cleanup command removes old gems from GEM_HOME. If an older version is installed elsewhere in GEM_PATH the cleanup command won't touch it. Older gems that are required to satisify the dependencies of gems are not removed. EOF end |
#execute ⇒ Object
47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 |
# File 'lib/rubygems/commands/cleanup_command.rb', line 47 def execute say "Cleaning up installed gems..." if [: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" if Gem.configuration.really_verbose then skipped = @default_gems.map { |spec| spec.full_name } say "Skipped default gems: #{skipped.join ', '}" end end |
#get_candidate_gems ⇒ Object
98 99 100 101 102 103 104 105 106 |
# File 'lib/rubygems/commands/cleanup_command.rb', line 98 def get_candidate_gems @candidate_gems = unless [:args].empty? then [:args].map do |gem_name| Gem::Specification.find_all_by_name gem_name end.flatten else Gem::Specification.to_a end end |
#get_gems_to_cleanup ⇒ Object
108 109 110 111 112 113 114 115 116 117 118 119 120 |
# File 'lib/rubygems/commands/cleanup_command.rb', line 108 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 |
#get_primary_gems ⇒ Object
122 123 124 125 126 127 128 129 130 131 |
# File 'lib/rubygems/commands/cleanup_command.rb', line 122 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 |
#uninstall_dep(spec) ⇒ Object
133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 |
# File 'lib/rubygems/commands/cleanup_command.rb', line 133 def uninstall_dep spec return unless @full.ok_to_remove?(spec.full_name) if [:dryrun] then say "Dry Run Mode: Would uninstall #{spec.full_name}" return end say "Attempting to uninstall #{spec.full_name}" = { :executables => false, :version => "= #{spec.version}", } [:user_install] = Gem.user_dir == spec.base_dir uninstaller = Gem::Uninstaller.new spec.name, 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.}" end ensure # Restore path Gem::Uninstaller may have changed Gem.use_paths @original_home, *@original_path end |
#usage ⇒ Object
:nodoc:
43 44 45 |
# File 'lib/rubygems/commands/cleanup_command.rb', line 43 def usage # :nodoc: "#{program_name} [GEMNAME ...]" end |