# File lib/rhc/rest/client.rb, line 332
      def authorization_scope_list
        raise AuthorizationsNotSupported unless supports_sessions?
        link = api.links['ADD_AUTHORIZATION']
        scope = link['optional_params'].find{ |h| h['name'] == 'scope' }
        scope['description'].scan(/(?!\n)\*(.*?)\n(.*?)(?:\n|\Z)/m).inject([]) do |h, (a, b)|
          h << [a.strip, b.strip] if a.present? && b.present?
          h
        end
      end