make tiled stricter (and organise some imports)

1 files changed, 4 insertions, 14 deletions

diff --git a/tiled/Data/Tiled.hs b/tiled/Data/Tiled.hs
index 046a080..8a8036e 100644
--- a/tiled/Data/Tiled.hs
+++ b/tiled/Data/Tiled.hs
@@ -19,12 +19,9 @@ module Data.Tiled where
 
 import           Universum
 
--- TODO: what ever are these aeson imports
 import           Data.Aeson           hiding (Object)
 import qualified Data.Aeson           as A
 import           Data.Aeson.Types     (typeMismatch)
-import qualified Data.ByteString      as BS
-import qualified Data.ByteString.Lazy as LB
 import           Data.Char            (toLower)
 
 
@@ -382,15 +379,8 @@ instance FromJSON Tiledmap where
 instance ToJSON Tiledmap where
   toJSON = genericToJSON (aesonOptions 8)
 
-data LoadResult = Loaded Tiledmap | IOErr String | DecodeErr String
-  deriving Show
-
 -- | Load a Tiled map from the given 'FilePath'.
-loadTiledmap :: FilePath -> IO LoadResult
-loadTiledmap path = do
-  res <- try (BS.readFile path)
-  pure $ case res of
-    Right file ->  case eitherDecode . LB.fromStrict $ file of
-      Left err       -> DecodeErr err
-      Right tiledmap -> Loaded tiledmap
-    Left (err :: SomeException) -> IOErr $ show err
+loadTiledmap :: FilePath -> IO (Either String Tiledmap)
+loadTiledmap path = eitherDecodeFileStrict' path <&> \case
+  Left  err      -> Left err
+  Right tiledmap -> Right tiledmap