Minor style changes

2 files changed, 11 insertions, 13 deletions

diff --git a/src/Hakyll/Core/Provider/MetadataCache.hs b/src/Hakyll/Core/Provider/MetadataCache.hs
index 031960c..28d2bd5 100644
--- a/src/Hakyll/Core/Provider/MetadataCache.hs
+++ b/src/Hakyll/Core/Provider/MetadataCache.hs
@@ -7,8 +7,8 @@ module Hakyll.Core.Provider.MetadataCache
 
 
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+import           Control.Monad                 (unless)
 import qualified Data.Map                      as M
-import Control.Monad (unless)
 
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 import           Hakyll.Core.Identifier
@@ -51,9 +51,9 @@ load :: Provider -> Identifier -> IO ()
 load p r = do
     mmof <- Store.isMember store mdk
     unless mmof $ do
-            (md, body) <- loadMetadata p r
-            Store.set store mdk md
-            Store.set store bk  body
+        (md, body) <- loadMetadata p r
+        Store.set store mdk md
+        Store.set store bk  body
   where
     store = providerStore p
     mdk   = [name, toFilePath r, "metadata"]
diff --git a/src/Hakyll/Core/Store.hs b/src/Hakyll/Core/Store.hs
index b2c61a0..74d9d2f 100644
--- a/src/Hakyll/Core/Store.hs
+++ b/src/Hakyll/Core/Store.hs
@@ -24,6 +24,7 @@ import qualified Data.ByteString      as B
 import qualified Data.ByteString.Lazy as BL
 import qualified Data.Cache.LRU.IO    as Lru
 import           Data.List            (intercalate)
+import           Data.Maybe           (isJust)
 import qualified Data.Text            as T
 import qualified Data.Text.Encoding   as T
 import           Data.Typeable        (TypeRep, Typeable, cast, typeOf)
@@ -103,12 +104,8 @@ cacheLookup (Store _ (Just lru)) key = do
 
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 cacheIsMember :: Store -> String -> IO Bool
-cacheIsMember (Store _ Nothing) _ =  return False
-cacheIsMember (Store _ (Just lru)) key = do
-    res <- Lru.lookup key lru
-    case res of
-        Nothing -> return False
-        _       -> return True
+cacheIsMember (Store _ Nothing)    _   = return False
+cacheIsMember (Store _ (Just lru)) key = isJust <$> Lru.lookup key lru
 
 
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@@ -168,9 +165,10 @@ isMember :: Store -> [String] -> IO Bool
 isMember store identifier = do
     inCache <- cacheIsMember store key
     if inCache then return True else doesFileExist path
-    where
-        key = hash identifier
-        path = storeDirectory store </> key
+  where
+    key  = hash identifier
+    path = storeDirectory store </> key
+
 
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 -- | Delete an item