Suppress unused-do-bind warnings which GHC 6.12.1 emits

[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 d94711ac624cdfa9878243b55f46b1dbca61b223..145adf8ad18eb94ce2371ee91336cd2ebd949cc5 100644 (file)
--- a/Network/HTTP/Lucu/MIMEType/Guess.hs
+++ b/Network/HTTP/Lucu/MIMEType/Guess.hs
@@ -21,7 +21,6 @@ import           Network.HTTP.Lucu.MIMEType
 import           Network.HTTP.Lucu.Parser
 import           Network.HTTP.Lucu.Parser.Http
 import           Network.HTTP.Lucu.Utils
-import           System.IO
 
 -- |'Data.Map.Map' from extension to MIME Type.
 type ExtMap = Map String MIMEType
@@ -56,14 +55,14 @@ extMapP = do xs <- many (comment <|> validLine <|> emptyLine)
     where
       spc = oneOf " \t"
 
-      comment = do many spc
-                   char '#'
-                   many $ satisfy (/= '\n')
-                   return Nothing
+      comment = many spc >>
+                char '#' >>
+                ( many $ satisfy (/= '\n') ) >>
+                return Nothing
 
-      validLine = do many spc
+      validLine = do _    <- many spc
                      mime <- mimeTypeP
-                     many spc
+                     _    <- many spc
                      exts <- sepBy token (many spc)
                      return $ Just (mime, exts)