# module Gem::InstallUpdateOptions

Mixin methods for install and update options for `Gem::Commands`

### Public Instance Methods

add_install_update_options() click to toggle source

Add the install/update options to the option parser.

    # File lib/rubygems/install_update_options.rb, line 20
    def add_install_update_options
      add_option(:"Install/Update", '-i', '--install-dir DIR',
                 'Gem repository directory to get installed',
                 'gems') do |value, options|
        options[:install_dir] = File.expand_path(value)
      end

      add_option(:"Install/Update", '-n', '--bindir DIR',
                 'Directory where executables are',
                 'located') do |value, options|
        options[:bin_dir] = File.expand_path(value)
      end

      add_option(:"Install/Update",       '--document [TYPES]', Array,
                 'Generate documentation for installed gems',
                 'List the documentation types you wish to',
                 'generate.  For example: rdoc,ri') do |value, options|
        options[:document] = case value
                             when nil   then %w[ri]
                             when false then []
                             else            value
                             end
      end

      add_option(:"Install/Update", '--build-root DIR',
                 'Temporary installation root. Useful for building',
                 'packages. Do not use this when installing remote gems.') do |value, options|
        options[:build_root] = File.expand_path(value)
      end

      add_option(:"Install/Update", '--vendor',
                 'Install gem into the vendor directory.',
                 'Only for use by gem repackagers.') do |value, options|
        unless Gem.vendor_dir
          raise OptionParser::InvalidOption.new 'your platform is not supported'
        end

        options[:vendor] = true
        options[:install_dir] = Gem.vendor_dir
      end

      add_option(:"Install/Update", '-N', '--no-document',
                 'Disable documentation generation') do |value, options|
        options[:document] = []
      end

      add_option(:"Install/Update", '-E', '--[no-]env-shebang',
                 "Rewrite the shebang line on installed",
                 "scripts to use /usr/bin/env") do |value, options|
        options[:env_shebang] = value
      end

      add_option(:"Install/Update", '-f', '--[no-]force',
                 'Force gem to install, bypassing dependency',
                 'checks') do |value, options|
        options[:force] = value
      end

      add_option(:"Install/Update", '-w', '--[no-]wrappers',
                 'Use bin wrappers for executables',
                 'Not available on dosish platforms') do |value, options|
        options[:wrappers] = value
      end

      add_security_option

      add_option(:"Install/Update", '--ignore-dependencies',
                 'Do not install any required dependent gems') do |value, options|
        options[:ignore_dependencies] = value
      end

      add_option(:"Install/Update",       '--[no-]format-executable',
                 'Make installed executable names match Ruby.',
                 'If Ruby is ruby18, foo_exec will be',
                 'foo_exec18') do |value, options|
        options[:format_executable] = value
      end

      add_option(:"Install/Update",       '--[no-]user-install',
                 'Install in user\'s home directory instead',
                 'of GEM_HOME.') do |value, options|
        options[:user_install] = value
      end

      add_option(:"Install/Update", "--development",
                  "Install additional development",
                  "dependencies") do |value, options|
        options[:development] = true
        options[:dev_shallow] = true
      end

      add_option(:"Install/Update", "--development-all",
                  "Install development dependencies for all",
                  "gems (including dev deps themselves)") do |value, options|
        options[:development] = true
        options[:dev_shallow] = false
      end

      add_option(:"Install/Update", "--conservative",
                  "Don't attempt to upgrade gems already",
                  "meeting version requirement") do |value, options|
        options[:conservative] = true
        options[:minimal_deps] = true
      end

      add_option(:"Install/Update", "--minimal-deps",
                  "Don't upgrade any dependencies that already",
                  "meet version requirements") do |value, options|
        options[:minimal_deps] = true
      end

      add_option(:"Install/Update", "--[no-]post-install-message",
                  "Print post install message") do |value, options|
        options[:post_install_message] = value
      end

      add_option(:"Install/Update", '-g', '--file [FILE]',
                 'Read from a gem dependencies API file and',
                 'install the listed gems') do |v,o|
        v = Gem::GEM_DEP_FILES.find do |file|
          File.exist? file
        end unless v

        unless v
          message = v ? v : "(tried #{Gem::GEM_DEP_FILES.join ', '})"

          raise OptionParser::InvalidArgument,
                  "cannot find gem dependencies file #{message}"
        end

        options[:gemdeps] = v
      end

      add_option(:"Install/Update", '--without GROUPS', Array,
                 'Omit the named groups (comma separated)',
                 'when installing from a gem dependencies',
                 'file') do |v,o|
        options[:without_groups].concat v.map { |without| without.intern }
      end

      add_option(:"Install/Update", '--default',
                 'Add the gem\'s full specification to',
                 'specifications/default and extract only its bin') do |v,o|
        options[:install_as_default] = v
      end

      add_option(:"Install/Update", '--explain',
                 'Rather than install the gems, indicate which would',
                 'be installed') do |v,o|
        options[:explain] = v
      end

      add_option(:"Install/Update", '--[no-]lock',
                 'Create a lock file (when used with -g/--file)') do |v,o|
        options[:lock] = v
      end

      add_option(:"Install/Update", '--[no-]suggestions',
                 'Suggest alternates when gems are not found') do |v,o|
        options[:suggest_alternate] = v
      end
    end

install_update_defaults_str() click to toggle source

Default options for the gem install command.

    # File lib/rubygems/install_update_options.rb, line 186
    def install_update_defaults_str
      '--document=rdoc,ri --wrappers'
    end