@type t() ::
  integer()
  | :AGGREGATE_NOT_SPECIFIED
  | :AGGREGATE_COMPLETE
  | :AGGREGATE_INCOMPLETE
  | :AGGREGATE_INCOMPLETE_FIRST_PARTY_ONLY
  | :AGGREGATE_INCOMPLETE_THIRD_PARTY_ONLY
  | :AGGREGATE_UNKNOWN
  | :AGGREGATE_INCOMPLETE_FIRST_PARTY_PROPRIETARY_ONLY
  | :AGGREGATE_INCOMPLETE_FIRST_PARTY_OPENSOURCE_ONLY
  | :AGGREGATE_INCOMPLETE_THIRD_PARTY_PROPRIETARY_ONLY
  | :AGGREGATE_INCOMPLETE_THIRD_PARTY_OPENSOURCE_ONLY