diff options
Diffstat (limited to 'ruby_2_2/lib/rubygems/commands/pristine_command.rb')
| -rw-r--r-- | ruby_2_2/lib/rubygems/commands/pristine_command.rb | 165 |
1 files changed, 0 insertions, 165 deletions
diff --git a/ruby_2_2/lib/rubygems/commands/pristine_command.rb b/ruby_2_2/lib/rubygems/commands/pristine_command.rb deleted file mode 100644 index dcd5bb76fb..0000000000 --- a/ruby_2_2/lib/rubygems/commands/pristine_command.rb +++ /dev/null @@ -1,165 +0,0 @@ -require 'rubygems/command' -require 'rubygems/package' -require 'rubygems/installer' -require 'rubygems/version_option' - -class Gem::Commands::PristineCommand < Gem::Command - - include Gem::VersionOption - - def initialize - super 'pristine', - 'Restores installed gems to pristine condition from files located in the gem cache', - :version => Gem::Requirement.default, - :extensions => true, - :extensions_set => false, - :all => false - - add_option('--all', - 'Restore all installed gems to pristine', - 'condition') do |value, options| - options[:all] = value - end - - add_option('--[no-]extensions', - 'Restore gems with extensions', - 'in addition to regular gems') do |value, options| - options[:extensions_set] = true - options[:extensions] = value - end - - add_option('--only-executables', - 'Only restore executables') do |value, options| - options[:only_executables] = value - end - - add_option('-E', '--[no-]env-shebang', - 'Rewrite executables with a shebang', - 'of /usr/bin/env') do |value, options| - options[:env_shebang] = value - end - - add_version_option('restore to', 'pristine condition') - end - - def arguments # :nodoc: - "GEMNAME gem to restore to pristine condition (unless --all)" - end - - def defaults_str # :nodoc: - '--extensions' - end - - def description # :nodoc: - <<-EOF -The pristine command compares an installed gem with the contents of its -cached .gem file and restores any files that don't match the cached .gem's -copy. - -If you have made modifications to an installed gem, the pristine command -will revert them. All extensions are rebuilt and all bin stubs for the gem -are regenerated after checking for modifications. - -If the cached gem cannot be found it will be downloaded. - -If --no-extensions is provided pristine will not attempt to restore a gem -with an extension. - -If --extensions is given (but not --all or gem names) only gems with -extensions will be restored. - EOF - end - - def usage # :nodoc: - "#{program_name} [GEMNAME ...]" - end - - def execute - specs = if options[:all] then - Gem::Specification.map - - # `--extensions` must be explicitly given to pristine only gems - # with extensions. - elsif options[:extensions_set] and - options[:extensions] and options[:args].empty? then - Gem::Specification.select do |spec| - spec.extensions and not spec.extensions.empty? - end - else - get_all_gem_names.map do |gem_name| - Gem::Specification.find_all_by_name gem_name, options[:version] - end.flatten - end - - if specs.to_a.empty? then - raise Gem::Exception, - "Failed to find gems #{options[:args]} #{options[:version]}" - end - - install_dir = Gem.dir # TODO use installer option - - raise Gem::FilePermissionError.new(install_dir) unless - File.writable?(install_dir) - - say "Restoring gems to pristine condition..." - - specs.each do |spec| - if spec.default_gem? - say "Skipped #{spec.full_name}, it is a default gem" - next - end - - if spec.bundled_gem_in_old_ruby? - say "Skipped #{spec.full_name}, it is bundled with old Ruby" - next - end - - unless spec.extensions.empty? or options[:extensions] then - say "Skipped #{spec.full_name}, it needs to compile an extension" - next - end - - gem = spec.cache_file - - unless File.exist? gem then - require 'rubygems/remote_fetcher' - - say "Cached gem for #{spec.full_name} not found, attempting to fetch..." - - dep = Gem::Dependency.new spec.name, spec.version - found, _ = Gem::SpecFetcher.fetcher.spec_for_dependency dep - - if found.empty? - say "Skipped #{spec.full_name}, it was not found from cache and remote sources" - next - end - - spec_candidate, source = found.first - Gem::RemoteFetcher.fetcher.download spec_candidate, source.uri.to_s, spec.base_dir - end - - env_shebang = - if options.include? :env_shebang then - options[:env_shebang] - else - install_defaults = Gem::ConfigFile::PLATFORM_DEFAULTS['install'] - install_defaults.to_s['--env-shebang'] - end - - installer = Gem::Installer.new(gem, - :wrappers => true, - :force => true, - :install_dir => spec.base_dir, - :env_shebang => env_shebang, - :build_args => spec.build_args) - - if options[:only_executables] then - installer.generate_bin - else - installer.install - end - - say "Restored #{spec.full_name}" - end - end -end |