From cd49a96991dc3dd8867038fa9d426a8ccdb25f8d Mon Sep 17 00:00:00 2001
From: Joey Hess <joey@kitenet.net>
Date: Tue, 17 Dec 2013 18:40:48 +0000
Subject: [PATCH] remove TH

---
 Data/FileEmbed.hs | 87 ++++---------------------------------------------------
 1 file changed, 5 insertions(+), 82 deletions(-)

diff --git a/Data/FileEmbed.hs b/Data/FileEmbed.hs
index 5617493..ad92cdc 100644
--- a/Data/FileEmbed.hs
+++ b/Data/FileEmbed.hs
@@ -17,13 +17,13 @@
 -- > {-# LANGUAGE TemplateHaskell #-}
 module Data.FileEmbed
     ( -- * Embed at compile time
-      embedFile
-    , embedOneFileOf
-    , embedDir
-    , getDir
+   --   embedFile
+    --, embedOneFileOf
+    --, embedDir
+      getDir
       -- * Inject into an executable
 #if MIN_VERSION_template_haskell(2,5,0)
-    , dummySpace
+    --, dummySpace
 #endif
     , inject
     , injectFile
@@ -56,72 +56,11 @@ import Data.ByteString.Unsafe (unsafePackAddressLen)
 import System.IO.Unsafe (unsafePerformIO)
 import System.FilePath ((</>))
 
--- | Embed a single file in your source code.
---
--- > import qualified Data.ByteString
--- >
--- > myFile :: Data.ByteString.ByteString
--- > myFile = $(embedFile "dirName/fileName")
-embedFile :: FilePath -> Q Exp
-embedFile fp =
-#if MIN_VERSION_template_haskell(2,7,0)
-    qAddDependentFile fp >>
-#endif
-  (runIO $ B.readFile fp) >>= bsToExp
-
--- | Embed a single existing file in your source code
--- out of list a list of paths supplied.
---
--- > import qualified Data.ByteString
--- >
--- > myFile :: Data.ByteString.ByteString
--- > myFile = $(embedFile' [ "dirName/fileName", "src/dirName/fileName" ])
-embedOneFileOf :: [FilePath] -> Q Exp
-embedOneFileOf ps =
-  (runIO $ readExistingFile ps) >>= \ ( path, content ) -> do
-#if MIN_VERSION_template_haskell(2,7,0)
-    qAddDependentFile path
-#endif
-    bsToExp content
-  where
-    readExistingFile :: [FilePath] -> IO ( FilePath, B.ByteString )
-    readExistingFile xs = do
-      ys <- filterM doesFileExist xs
-      case ys of
-        (p:_) -> B.readFile p >>= \ c -> return ( p, c )
-        _ -> throw $ ErrorCall "Cannot find file to embed as resource"
-
--- | Embed a directory recursively in your source code.
---
--- > import qualified Data.ByteString
--- >
--- > myDir :: [(FilePath, Data.ByteString.ByteString)]
--- > myDir = $(embedDir "dirName")
-embedDir :: FilePath -> Q Exp
-embedDir fp = do
-    typ <- [t| [(FilePath, B.ByteString)] |]
-    e <- ListE <$> ((runIO $ fileList fp) >>= mapM (pairToExp fp))
-    return $ SigE e typ
-
--- | Get a directory tree in the IO monad.
 --
 -- This is the workhorse of 'embedDir'
 getDir :: FilePath -> IO [(FilePath, B.ByteString)]
 getDir = fileList
 
-pairToExp :: FilePath -> (FilePath, B.ByteString) -> Q Exp
-pairToExp _root (path, bs) = do
-#if MIN_VERSION_template_haskell(2,7,0)
-    qAddDependentFile $ _root ++ '/' : path
-#endif
-    exp' <- bsToExp bs
-    return $! TupE [LitE $ StringL path, exp']
-
-bsToExp :: B.ByteString -> Q Exp
-bsToExp bs = do
-    helper <- [| stringToBs |]
-    let chars = B8.unpack bs
-    return $! AppE helper $! LitE $! StringL chars
 
 stringToBs :: String -> B.ByteString
 stringToBs = B8.pack
@@ -164,22 +103,6 @@ padSize i =
     let s = show i
      in replicate (sizeLen - length s) '0' ++ s
 
-#if MIN_VERSION_template_haskell(2,5,0)
-dummySpace :: Int -> Q Exp
-dummySpace space = do
-    let size = padSize space
-    let start = magic ++ size
-    let chars = LitE $ StringPrimL $
-#if MIN_VERSION_template_haskell(2,6,0)
-            map (toEnum . fromEnum) $
-#endif
-            start ++ replicate space '0'
-    let len = LitE $ IntegerL $ fromIntegral $ length start + space
-    upi <- [|unsafePerformIO|]
-    pack <- [|unsafePackAddressLen|]
-    getInner' <- [|getInner|]
-    return $ getInner' `AppE` (upi `AppE` (pack `AppE` len `AppE` chars))
-#endif
 
 inject :: B.ByteString -- ^ bs to inject
        -> B.ByteString -- ^ original BS containing dummy
-- 
1.8.5.1