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{-# LANGUAGE RecordWildCards #-}
{-# LANGUAGE NoImplicitPrelude #-}
-- : dep docopt
module Biz.Cli
( Plan (..),
main,
Docopt.Docopt (..),
Docopt.Arguments,
Docopt.argument,
Docopt.docopt,
Docopt.getAllArgs,
Docopt.getArg,
Docopt.longOption,
Docopt.command,
has,
)
where
import Alpha
import qualified System.Console.Docopt as Docopt
import qualified System.Environment as Environment
import qualified Biz.Test as Test
data Plan cfg = Plan
{ help :: Docopt.Docopt,
move :: Docopt.Arguments -> IO (),
test :: Test.Tree,
tidy :: cfg -> IO ()
}
main :: Plan cfg -> IO ()
main Plan {..} =
Environment.getArgs
+> Docopt.parseArgsOrExit help
+> \args ->
if args `has` Docopt.command "test"
then Test.run test
else
if args `has` Docopt.longOption "help"
then Docopt.exitWithUsage help
else move args
has :: Docopt.Arguments -> Docopt.Option -> Bool
has = Docopt.isPresent
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