until -package:numeric-prelude -package:language-bash -package:distribution-opensuse -package:LambdaHack -package:singletons-base -package:elerea -package:faktory -package:protolude -package:classy-prelude package:rebase
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.