<% groups = list.group_by { |g| g.group.nil? ? 'ZZZ' : g.group }.sort.to_h %> <% groups.each_value do |group| %> <% group.each_with_index do |meth, i| %> <%= yieldall :object => meth, :owner => object, :index => i %> <% end %> <% end %>