module Codec.Tiled.Object.Template.IO ( TemplateError(..) , readFile , writeFile ) where import Prelude hiding (readFile, writeFile) import Control.Exception (Exception, throwIO) import Control.Monad.IO.Class (MonadIO(..)) import Data.Aeson qualified as Aeson import Data.ByteString (ByteString) import Data.ByteString qualified as ByteString import Data.Text (Text) import Data.Text qualified as Text import Codec.Tiled.Object.Template (Template) newtype TemplateError = TemplateError Text deriving (TemplateError -> TemplateError -> Bool forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a /= :: TemplateError -> TemplateError -> Bool $c/= :: TemplateError -> TemplateError -> Bool == :: TemplateError -> TemplateError -> Bool $c== :: TemplateError -> TemplateError -> Bool Eq, Int -> TemplateError -> ShowS [TemplateError] -> ShowS TemplateError -> String forall a. (Int -> a -> ShowS) -> (a -> String) -> ([a] -> ShowS) -> Show a showList :: [TemplateError] -> ShowS $cshowList :: [TemplateError] -> ShowS show :: TemplateError -> String $cshow :: TemplateError -> String showsPrec :: Int -> TemplateError -> ShowS $cshowsPrec :: Int -> TemplateError -> ShowS Show) instance Exception TemplateError readFile :: MonadIO m => FilePath -> m Template readFile :: forall (m :: * -> *). MonadIO m => String -> m Template readFile String source = forall (m :: * -> *) a. MonadIO m => IO a -> m a liftIO do ByteString bytes <- String -> IO ByteString ByteString.readFile String source case ByteString -> Either String Template decodeMap ByteString bytes of Left String msg -> forall e a. Exception e => e -> IO a throwIO forall a b. (a -> b) -> a -> b $ Text -> TemplateError TemplateError (String -> Text Text.pack String msg) Right Template res -> forall (f :: * -> *) a. Applicative f => a -> f a pure Template res decodeMap :: ByteString -> Either String Template decodeMap :: ByteString -> Either String Template decodeMap = forall a. FromJSON a => ByteString -> Either String a Aeson.eitherDecodeStrict' writeFile :: MonadIO m => FilePath -> Template -> m () writeFile :: forall (m :: * -> *). MonadIO m => String -> Template -> m () writeFile String destination = forall (m :: * -> *) a. MonadIO m => IO a -> m a liftIO forall b c a. (b -> c) -> (a -> b) -> a -> c . forall a. ToJSON a => String -> a -> IO () Aeson.encodeFile String destination