until -package:numeric-prelude -package:base-prelude -package:distribution-opensuse -package:Cabal -package:netwire -package:mixed-types-num -package:clash-prelude package:rebase -is:exact -is:exact -is:exact -is:exact -is:exact

until :: (a -> Bool) -> (a -> a) -> a -> a

until p f yields the result of applying f until p holds.

Keep running an effectful computation until it returns a Right value, collecting the Left's using a supplied Monoid instance.