diff options
Diffstat (limited to 'src/Utils.hs')
| -rw-r--r-- | src/Utils.hs | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/src/Utils.hs b/src/Utils.hs index 21ee67b..ec15405 100644 --- a/src/Utils.hs +++ b/src/Utils.hs @@ -6,24 +6,24 @@ module Utils where -import Control.Monad ( liftM ) -import Data.Char ( toLower ) -import System.IO ( hFlush, stdout ) +import Control.Monad (liftM) +import Data.Char (toLower) +import System.IO (hFlush, stdout) prompt :: String -> IO String prompt banner = do - putStr banner - hFlush stdout - getLine + putStr banner + hFlush stdout + getLine promptYesNo :: String -> IO Bool promptYesNo banner = do - response <- liftM (map toLower) $ prompt banner - if response `elem` yeses - then return True - else if response `elem` noes - then return False - else promptToContinue + response <- liftM (map toLower) $ prompt banner + if response `elem` yeses + then return True + else if response `elem` noes + then return False + else promptToContinue where yeses = ["y", "yes"] noes = ["n", "no"] |