until -package:numeric-prelude -package:language-bash -package:distribution-opensuse -package:LambdaHack -package:prelude-compat -package:ghc-lib-parser -package:mixed-types-num -package:netwire -package:xmonad-contrib is:exact -package:numhask package:utility-ht

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