Gem::Commands::OutdatedCommand

# File lib/rubygems/commands/outdated_command.rb, line 11
  def initialize
    super 'outdated', 'Display all gems that need updates'

    add_local_remote_options
    add_platform_option
  end

# File lib/rubygems/commands/outdated_command.rb, line 18
  def execute
    locals = Gem::SourceIndex.from_installed_gems

    locals.outdated.sort.each do |name|
      local = locals.find_name(name).last

      dep = Gem::Dependency.new local.name, ">= #{local.version}"
      remotes = Gem::SpecFetcher.fetcher.fetch dep
      remote = remotes.last.first

      say "#{local.name} (#{local.version} < #{remote.version})"
    end
  end