add_shared_options_for

# File railties/lib/rails/generators/app_base.rb, line 25
      def self.add_shared_options_for(name)
        class_option :template,           type: :string, aliases: '-m',
                                          desc: "Path to some #{name} template (can be a filesystem path or URL)"

        class_option :skip_gemfile,       type: :boolean, default: false,
                                          desc: "Don't create a Gemfile"

        class_option :skip_bundle,        type: :boolean, aliases: '-B', default: false,
                                          desc: "Don't run bundle install"

        class_option :skip_git,           type: :boolean, aliases: '-G', default: false,
                                          desc: 'Skip .gitignore file'

        class_option :skip_keeps,         type: :boolean, default: false,
                                          desc: 'Skip source control .keep files'

        class_option :skip_active_record, type: :boolean, aliases: '-O', default: false,
                                          desc: 'Skip Active Record files'

        class_option :skip_sprockets,     type: :boolean, aliases: '-S', default: false,
                                          desc: 'Skip Sprockets files'

        class_option :skip_spring,        type: :boolean, default: false,
                                          desc: "Don't install Spring application preloader"

        class_option :database,           type: :string, aliases: '-d', default: 'sqlite3',
                                          desc: "Preconfigure for selected database (options: #{DATABASES.join('/')})"

        class_option :javascript,         type: :string, aliases: '-j', default: 'jquery',
                                          desc: 'Preconfigure for selected JavaScript library'

        class_option :skip_javascript,    type: :boolean, aliases: '-J', default: false,
                                          desc: 'Skip JavaScript files'

        class_option :dev,                type: :boolean, default: false,
                                          desc: "Setup the #{name} with Gemfile pointing to your Rails checkout"

        class_option :edge,               type: :boolean, default: false,
                                          desc: "Setup the #{name} with Gemfile pointing to Rails repository"

        class_option :skip_turbolinks,    type: :boolean, default: false,
                                          desc: 'Skip turbolinks gem'

        class_option :skip_test_unit,     type: :boolean, aliases: '-T', default: false,
                                          desc: 'Skip Test::Unit files'

        class_option :rc,                 type: :string, default: false,
                                          desc: "Path to file containing extra configuration options for rails command"

        class_option :no_rc,              type: :boolean, default: false,
                                          desc: 'Skip loading of extra configuration options from .railsrc file'

        class_option :help,               type: :boolean, aliases: '-h', group: :rails,
                                          desc: 'Show this help message and quit'
      end