map is:exact -package:aeson -package:conduit -package:imports -package:basement -package:bytestring -package:base -package:charset -package:hedgehog -package:invertible -package:case-insensitive package:psqueues

O(n) Modify every value in the queue.
O(n) Modify every value in the queue.
O(n) Modify every value in the queue.