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{-# LANGUAGE OverloadedStrings #-}
module Main where
import Data.ByteString.Lazy (ByteString)
import Data.ByteString.Lazy qualified as LB
import Options.Applicative ((<**>))
import Options.Applicative qualified as O
import System.Process.Typed qualified as P
data Options = Options
{ optCommand :: Command
}
deriving (Show)
data Command
= List
| Show
deriving (Show)
optionsParser :: O.Parser Options
optionsParser =
Options
<$> commandParser
commandParser :: O.Parser Command
commandParser =
O.subparser
( O.command "list" (O.info listCommandParser (O.progDesc "List all issues"))
<> O.command "show" (O.info showCommandParser (O.progDesc "Show details of all issues"))
)
listCommandParser :: O.Parser Command
listCommandParser =
pure List
showCommandParser :: O.Parser Command
showCommandParser =
pure Show
main :: IO ()
main = do
options <- O.execParser (O.info (commandParser <**> O.helper) O.idm)
files <- getFiles
print files
getFiles :: IO [ByteString]
getFiles =
fmap (LB.split 10 . snd) $
P.readProcessStdout "git ls-files --cached --exclude-standard --other"
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