map is:exact -package:conduit -package:bytestring -package:base -package:basement -package:invertible -package:filepath -package:imports -package:os-string -package:charset -package:pipes -package:foldl 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.