For Jon Hogue

List.rb

roles do
  role :admin, [:read, :write, :execute]
  role :user do |r|
    action :read
  end
end

User.rb

class User
  include ReUser
  roles do
    role :god {|r| r.actions :manage_all, :new_user_session, :destroy_user_session}
    role :registrant {|r| r.action :read_event}
    role :observer {|r| r.action :read_event}
    role :admin {|r| r.action :manage_event}

    mail_actions = [ :show_user, :read_todo, :box_mail, :show_mail ]

    role :teacher {|r| r.actions mail_actions}
    role :student {|r| r.actions mail_actions} #I think this is already valid syntax...
  end

  def initialize(role)
    @role = role
  end

  # More User stuff

end