until -package:numeric-prelude -package:streaming -package:foundation -package:hosc -package:protolude -package:intro -package:linear-base -package:faktory -package:base package:utility-ht -is:exact is:exact

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