| 1234567891011121314151617 |
- {-# LANGUAGE OverloadedStrings #-}
- module Util
- ( printErr
- ) where
- import Control.Monad (when)
- import qualified System.Posix.Terminal as Unix
- import qualified System.Posix.IO as Unix
- printErr :: String -> IO ()
- printErr msg = do
- isTTY <- Unix.queryTerminal Unix.stdOutput
- when isTTY $ putStr "\x1b[91m"
- putStr msg
- when isTTY $ putStr "\x1b[39m"
- putStrLn ""
|
