Small fix

[Lucu.git] / Network / HTTP / Lucu / Abortion.hs

diff --git a/Network/HTTP/Lucu/Abortion.hs b/Network/HTTP/Lucu/Abortion.hs
index bc03045b74b1d33ddbabb9adfeb7e2cde340de54..dc33eb125bfda4027413bb5782aaac51b09cca8c 100644 (file)
--- a/Network/HTTP/Lucu/Abortion.hs
+++ b/Network/HTTP/Lucu/Abortion.hs
@@ -17,7 +17,7 @@ import           Control.Arrow.ArrowIO
 import           Control.Concurrent.STM
 import           Control.Exception
 import           Control.Monad.Trans
-import           Data.ByteString.Base (ByteString)
+import qualified Data.ByteString.Char8 as C8
 import           Data.Dynamic
 import           GHC.Conc (unsafeIOToSTM)
 import           Network.HTTP.Lucu.Config
@@ -62,29 +62,31 @@ data Abortion = Abortion {
 -- > abort MovedPermanently
 -- >       [("Location", "http://example.net/")]
 -- >       (Just "It has been moved to example.net")
-abort :: MonadIO m => StatusCode -> [ (ByteString, ByteString) ] -> Maybe String -> m a
+abort :: MonadIO m => StatusCode -> [ (String, String) ] -> Maybe String -> m a
 abort status headers msg
     = status `seq` headers `seq` msg `seq`
-      let abo = Abortion status (toHeaders headers) msg
+      let abo = Abortion status (toHeaders $ map pack headers) msg
           exc = DynException (toDyn abo)
       in
         liftIO $ throwIO exc
+    where
+      pack (x, y) = (C8.pack x, C8.pack y)
 
 -- |This is similar to 'abort' but computes it with
 -- 'System.IO.Unsafe.unsafePerformIO'.
-abortPurely :: StatusCode -> [ (ByteString, ByteString) ] -> Maybe String -> a
+abortPurely :: StatusCode -> [ (String, String) ] -> Maybe String -> a
 abortPurely = ((unsafePerformIO .) .) . abort
 
 -- |Computation of @'abortSTM' status headers msg@ just computes
 -- 'abort' in a 'Control.Monad.STM.STM' monad.
-abortSTM :: StatusCode -> [ (ByteString, ByteString) ] -> Maybe String -> STM a
+abortSTM :: StatusCode -> [ (String, String) ] -> Maybe String -> STM a
 abortSTM status headers msg
     = status `seq` headers `seq` msg `seq`
       unsafeIOToSTM $! abort status headers msg
 
 -- | Computation of @'abortA' -< (status, (headers, msg))@ just
 -- computes 'abort' in an 'Control.Arrow.ArrowIO.ArrowIO'.
-abortA :: ArrowIO a => a (StatusCode, ([ (ByteString, ByteString) ], Maybe String)) c
+abortA :: ArrowIO a => a (StatusCode, ([ (String, String) ], Maybe String)) c
 abortA 
     = arrIO3 abort