Options.Applicative
data Parser a
data Mod f a
data OptionFields a
data FlagFields a
data ArgumentFields a
data CommandFields a
class HasName f
class HasCompleter f
class HasValue f
class HasMetavar f
data ReadM a
ParserInfo
data ParserInfo a
data InfoMod a
ParserPrefs
data ParserPrefs
data PrefsMod
data Completer
data ParseError
data ParserHelp
data ParserFailure h
data ParserResult a
data CompletionResult