until -package:numeric-prelude -package:base-prelude -package:hosc -package:numhask -package:clash-prelude -package:hledger-web -package:xmonad-contrib -package:monad-loops -package:termonad -is:exact -package:basic-prelude package:selective
Keep running an effectful computation until it returns a
Right value, collecting the Left's using a supplied
Monoid instance.