# File lib/rudy/aws/ec2/group.rb, line 45
45:     def pretty
46:       lines = [@name.bright]
47:       field_names.each do |key|
48:         next unless self.respond_to?(key)
49:         next if [:addresses, :groups].member?(key)
50:         val = self.send(key)
51:         lines << sprintf(" %12s: %s", key, (val.is_a?(Array) ? val.join(', ') : val))
52:       end
53:       @addresses.each_pair do |a,r|
54:         rules = r.collect { |r| r.to_s }.join(', ') if r
55:         lines << sprintf(" %12s: %s (%s)", 'address', a.to_s, rules)
56:       end
57:       @groups.each_pair do |g,r|
58:         rules = r.collect { |r| r.to_s }.join(', ')
59:         lines << sprintf(" %12s: %s (%s)", 'group', g.to_s, rules)
60:       end
61:       lines.join($/)
62:     end