until -package:numeric-prelude -package:base-prelude -package:distribution-opensuse -package:extra -package:clash-prelude -package:xmonad-contrib is:exact -package:rebase -package:ghc -package:base package:utility-ht

until :: Monad m => (a -> Bool) -> m a -> m a
utility-ht Control.Monad.HT
repeat action until result fulfills condition