| {-# LANGUAGE TypeApplications #-} | |
| {-# LANGUAGE UndecidableInstances #-} | |
| module Mulkup.Flags (Flags (..), flagParser) where | |
| import Mulkup.Prelude | |
| import Optics.TH | |
| import Options.Applicative | |
| ( Parser, | |
| help, | |
| long, | |
| short, | |
| switch, | |
| ) | |
| data Flags = Flags | |
| {verbose :: Bool} | |
| makeFieldLabelsNoPrefix ''Flags | |
| flagParser :: Parser Flags | |
| flagParser = | |
| Flags <$> switch (long "verbose" <> short 'v' <> help "Log verbosely.") |