Support for the Ruby 2.4 series has ended. See here for reference.
Gem installer command line tool
See `gem help install`
# File rubygems/commands/install_command.rb, line 22 def initialize defaults = Gem::DependencyInstaller::DEFAULT_OPTIONS.merge({ :format_executable => false, :lock => true, :suggest_alternate => true, :version => Gem::Requirement.default, :without_groups => [], }) super 'install', 'Install a gem into the local repository', defaults add_install_update_options add_local_remote_options add_platform_option add_version_option add_prerelease_option "to be installed. (Only for listed gems)" @installed_specs = [] end
# File rubygems/commands/install_command.rb, line 142 def execute if options.include? :gemdeps then install_from_gemdeps return # not reached end @installed_specs = [] ENV.delete 'GEM_PATH' if options[:install_dir].nil? and RUBY_VERSION > '1.9' check_install_dir check_version load_hooks exit_code = install_gems show_installed terminate_interaction exit_code end