explain_list

# File lib/rubygems/resolver.rb, line 116
  def explain_list stage, data # :nodoc:
    if DEBUG_RESOLVER
      STDOUT.printf "%20s (%d entries)\n", stage.to_s.upcase, data.size
      data.each do |d|
        STDOUT.printf "%20s %s\n", "", d
      end
    end
  end