Gem::Commands::RebuildCommand#get_gem_name_and_version

# File tmp/rubies/ruby-4.0.0/lib/rubygems/commands/rebuild_command.rb, line 177
def get_gem_name_and_version
  args = options[:args] || []
  if args.length == 2
    gem_name, gem_version = args
  elsif args.length > 2
    raise Gem::CommandLineError, "Too many arguments"
  else
    raise Gem::CommandLineError, "Expected GEM_NAME and GEM_VERSION arguments (gem rebuild GEM_NAME GEM_VERSION)"
  end

  [gem_name, gem_version]
end