check_rubygems_https

# File lib/rubygems/commands/sources_command.rb, line 64
  def check_rubygems_https source_uri # :nodoc:
    uri = URI source_uri

    if uri.scheme and uri.scheme.downcase == 'http' and
       uri.host.downcase == 'rubygems.org' then
      question = https://rubygems.org is recommended for security over #{uri}Do you want to add this insecure source?.chomp

      terminate_interaction 1 unless ask_yes_no question
    end
  end