GIF87a;
#-- # Copyright 2006 by Chad Fowler, Rich Kilmer, Jim Weirich and others. # All rights reserved. # See LICENSE.txt for permissions. #++ require 'rubygems/command' require 'rubygems/user_interaction' require 'rubygems/text' ## # The command manager registers and installs all the individual sub-commands # supported by the gem command. # # Extra commands can be provided by writing a rubygems_plugin.rb # file in an installed gem. You should register your command against the # Gem::CommandManager instance, like this: # # # file rubygems_plugin.rb # require 'rubygems/command_manager' # # Gem::CommandManager.instance.register_command :edit # # You should put the implementation of your command in rubygems/commands. # # # file rubygems/commands/edit_command.rb # class Gem::Commands::EditCommand < Gem::Command # # ... # end # # See Gem::Command for instructions on writing gem commands. class Gem::CommandManager include Gem::Text include Gem::UserInteraction ## # Return the authoritative instance of the command manager. def self.instance @command_manager ||= new end ## # Returns self. Allows a CommandManager instance to stand # in for the class itself. def instance self end ## # Reset the authoritative instance of the command manager. def self.reset @command_manager = nil end ## # Register all the subcommands supported by the gem command. def initialize require 'timeout' @commands = {} register_command :build register_command :cert register_command :check register_command :cleanup register_command :contents register_command :dependency register_command :environment register_command :fetch register_command :generate_index register_command :help register_command :install register_command :list register_command :lock register_command :mirror register_command :outdated register_command :owner register_command :pristine register_command :push register_command :query register_command :rdoc register_command :search register_command :server register_command :sources register_command :specification register_command :stale register_command :uninstall register_command :unpack register_command :update register_command :which register_command :yank end ## # Register the Symbol +command+ as a gem command. def register_command(command, obj=false) @commands[command] = obj end ## # Unregister the Symbol +command+ as a gem command. def unregister_command(command) @commands.delete command end ## # Returns a Command instance for +command_name+ def [](command_name) command_name = command_name.intern return nil if @commands[command_name].nil? @commands[command_name] ||= load_and_instantiate(command_name) end ## # Return a sorted list of all command names as strings. def command_names @commands.keys.collect {|key| key.to_s}.sort end ## # Run the command specified by +args+. def run(args, build_args=nil) process_args(args, build_args) rescue StandardError, Timeout::Error => ex alert_error clean_text("While executing gem ... (#{ex.class})\n #{ex}") ui.backtrace ex if Gem.configuration.really_verbose and \ ex.kind_of?(Gem::Exception) and ex.source_exception e = ex.source_exception ui.errs.puts "Because of: (#{e.class})\n #{e.to_s}" ui.backtrace e end terminate_interaction(1) rescue Interrupt alert_error clean_text("Interrupted") terminate_interaction(1) end def process_args(args, build_args=nil) args = args.to_str.split(/\s+/) if args.respond_to?(:to_str) if args.empty? then say Gem::Command::HELP terminate_interaction 1 end case args.first when '-h', '--help' then say Gem::Command::HELP terminate_interaction 0 when '-v', '--version' then say Gem::VERSION terminate_interaction 0 when /^-/ then alert_error clean_text("Invalid option: #{args.first}. See 'gem --help'.") terminate_interaction 1 else cmd_name = args.shift.downcase cmd = find_command cmd_name cmd.invoke_with_build_args args, build_args end end def find_command(cmd_name) possibilities = find_command_possibilities cmd_name if possibilities.size > 1 then raise Gem::CommandLineError, "Ambiguous command #{cmd_name} matches [#{possibilities.join(', ')}]" elsif possibilities.empty? then raise Gem::CommandLineError, "Unknown command #{cmd_name}" end self[possibilities.first] end def find_command_possibilities(cmd_name) len = cmd_name.length found = command_names.select { |name| cmd_name == name[0, len] } exact = found.find { |name| name == cmd_name } exact ? [exact] : found end private def load_and_instantiate(command_name) command_name = command_name.to_s const_name = command_name.capitalize.gsub(/_(.)/) { $1.upcase } << "Command" load_error = nil begin begin require "rubygems/commands/#{command_name}_command" rescue LoadError => e load_error = e end Gem::Commands.const_get(const_name).new rescue Exception => e e = load_error if load_error alert_error clean_text("Loading command: #{command_name} (#{e.class})\n\t#{e}") ui.backtrace e end end end
Name | Type | Size | Permission | Actions |
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commands | Folder | 0755 |
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core_ext | Folder | 0755 |
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defaults | Folder | 0755 |
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ext | Folder | 0755 |
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package | Folder | 0755 |
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security | Folder | 0755 |
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ssl_certs | Folder | 0755 |
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LICENSE.txt | File | 2.27 KB | 0644 |
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available_set.rb | File | 1.56 KB | 0644 |
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command.rb | File | 13.43 KB | 0644 |
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command_manager.rb | File | 5.36 KB | 0644 |
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compatibility.rb | File | 1.58 KB | 0644 |
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config_file.rb | File | 11.82 KB | 0644 |
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defaults.rb | File | 3.06 KB | 0644 |
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dependency.rb | File | 7.74 KB | 0644 |
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dependency_installer.rb | File | 12.12 KB | 0644 |
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dependency_list.rb | File | 5.53 KB | 0644 |
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dependency_resolver.rb | File | 14.97 KB | 0644 |
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deprecate.rb | File | 1.73 KB | 0644 |
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doctor.rb | File | 2.86 KB | 0644 |
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errors.rb | File | 2.14 KB | 0644 |
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exceptions.rb | File | 2.7 KB | 0644 |
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ext.rb | File | 416 B | 0644 |
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gem_runner.rb | File | 1.98 KB | 0644 |
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gemcutter_utilities.rb | File | 2.91 KB | 0644 |
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indexer.rb | File | 12.89 KB | 0644 |
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install_message.rb | File | 281 B | 0644 |
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install_update_options.rb | File | 5.09 KB | 0644 |
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installer.rb | File | 23.04 KB | 0644 |
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installer_test_case.rb | File | 4.28 KB | 0644 |
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local_remote_options.rb | File | 3.36 KB | 0644 |
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mock_gem_ui.rb | File | 1.35 KB | 0644 |
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name_tuple.rb | File | 1.96 KB | 0644 |
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package.rb | File | 14.38 KB | 0644 |
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package_task.rb | File | 3.77 KB | 0644 |
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path_support.rb | File | 1.58 KB | 0644 |
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platform.rb | File | 5.63 KB | 0644 |
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psych_additions.rb | File | 249 B | 0644 |
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psych_tree.rb | File | 763 B | 0644 |
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rdoc.rb | File | 7.72 KB | 0644 |
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remote_fetcher.rb | File | 15.69 KB | 0644 |
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request_set.rb | File | 3.67 KB | 0644 |
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requirement.rb | File | 6.02 KB | 0644 |
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safe_yaml.rb | File | 1.11 KB | 0644 |
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security.rb | File | 20.56 KB | 0644 |
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server.rb | File | 22.03 KB | 0644 |
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source.rb | File | 3.12 KB | 0644 |
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source_list.rb | File | 1.22 KB | 0644 |
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source_local.rb | File | 1.88 KB | 0644 |
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source_specific_file.rb | File | 552 B | 0644 |
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spec_fetcher.rb | File | 5.17 KB | 0644 |
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specification.rb | File | 68.24 KB | 0644 |
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syck_hack.rb | File | 2.07 KB | 0644 |
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test_case.rb | File | 28.09 KB | 0644 |
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test_utilities.rb | File | 4.03 KB | 0644 |
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text.rb | File | 1.72 KB | 0644 |
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uninstaller.rb | File | 8.32 KB | 0644 |
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user_interaction.rb | File | 11.68 KB | 0644 |
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validator.rb | File | 4.08 KB | 0644 |
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version.rb | File | 10.5 KB | 0644 |
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version_option.rb | File | 1.59 KB | 0644 |
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