# File lib/rdoc/markup/attribute_manager.rb, line 96 def changed_attribute_by_name current_set, new_set current = new = 0 current_set.each do |name| current |= RDoc::Markup::Attribute.bitmap_for(name) end new_set.each do |name| new |= RDoc::Markup::Attribute.bitmap_for(name) end change_attribute(current, new) end