# File lib/diff/lcs/change.rb, line 116 116: def <=>(other) 117: r = @action <=> other.action 118: r = @old_position <=> other.old_position if r.zero? 119: r = @new_position <=> other.new_position if r.zero? 120: r = @old_element <=> other.old_element if r.zero? 121: r = @new_element <=> other.new_element if r.zero? 122: r 123: end