Supplession of unneeded imports

[Lucu.git] / Network / HTTP / Lucu / MIMEType / Guess.hs

diff --git a/Network/HTTP/Lucu/MIMEType/Guess.hs b/Network/HTTP/Lucu/MIMEType/Guess.hs
index 93a1479837fb4c98f015faa163f48430d9778dd3..a0ea1646b4e8e3c29493e0e89743145db825b0c5 100644 (file)
--- a/Network/HTTP/Lucu/MIMEType/Guess.hs
+++ b/Network/HTTP/Lucu/MIMEType/Guess.hs
@@ -12,7 +12,6 @@ module Network.HTTP.Lucu.MIMEType.Guess
     where
 
 import qualified Data.ByteString.Lazy.Char8 as B
-import           Data.ByteString.Lazy.Char8 (ByteString)
 import qualified Data.Map as M
 import           Data.Map (Map)
 import           Data.Maybe
@@ -30,14 +29,16 @@ type ExtMap = Map String MIMEType
 -- |Guess the MIME Type of file.
 guessTypeByFileName :: ExtMap -> FilePath -> Maybe MIMEType
 guessTypeByFileName extMap fpath
-    = let ext = last $ splitBy (== '.') fpath
+    = extMap `seq` fpath `seq`
+      let ext = last $ splitBy (== '.') fpath
       in
         M.lookup ext extMap >>= return
 
 -- |Read an Apache mime.types and parse it.
 parseExtMapFile :: FilePath -> IO ExtMap
 parseExtMapFile fpath
-    = do file <- B.readFile fpath
+    = fpath `seq`
+      do file <- B.readFile fpath
          case parse (allowEOF extMapP) file of
            (Success xs, _) -> return $ compile xs
            (_, input')     -> let near = B.unpack $ B.take 100 input'
@@ -90,7 +91,6 @@ serializeExtMap extMap moduleName variableName
           imports  = [ HsImportDecl undefined (Module "Network.HTTP.Lucu.MIMEType") False Nothing Nothing
                      , HsImportDecl undefined (Module "Network.HTTP.Lucu.MIMEType.Guess") False Nothing Nothing
                      , HsImportDecl undefined (Module "Data.Map") True (Just (Module "M")) Nothing
-                     , HsImportDecl undefined (Module "Data.Map") False Nothing (Just (False, [HsIAbs (HsIdent "Map")]))
                      ]
           decls    = [ HsTypeSig undefined [HsIdent variableName]
                                      (HsQualType []