Strict handling of UTF8 files (fixes fd issue) (purescript#2338)

chrisdone · paf31 · commit 2cad87835dbf · 2016-09-29T15:45:41.000-07:00
* Strict handling of UTF8 files (fixes fd issue)

* Update CONTRIBUTORS.md
diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
@@ -18,6 +18,7 @@ This file lists the contributors to the PureScript compiler project, and the ter
 - [@bsermons](https://github.com/bsermons) (Brian Sermons) My existing contributions and all future contributions until further notice are Copyright Brian Sermons, and are licensed to the owners and users of the PureScript compiler project under the terms of the [MIT license](http://opensource.org/licenses/MIT).
 - [@cdepillabout](https://github.com/cdepillabout) (Dennis Gosnell) My existing contributions and all future contributions until further notice are Copyright Dennis Gosnell, and are licensed to the owners and users of the PureScript compiler project under the terms of the [MIT license](http://opensource.org/licenses/MIT).
 - [@charleso](https://github.com/charleso) (Charles O'Farrell) My existing contributions to the PureScript compiler and all future contributions to the PureScript compiler until further notice, are Copyright Charles O'Farrell, and are licensed to the owners and users of the PureScript compiler project under the terms of the [MIT license](http://opensource.org/licenses/MIT).
+- [@chrisdone](https://github.com/chrisdone) (Chris Done) - My existing contributions and all future contributions until further notice are Copyright Chris Done, and are licensed to the owners and users of the PureScript compiler project under the terms of the MIT license.
 - [@chrissmoak](https://github.com/chrissmoak) (Chris Smoak) My existing contributions to the PureScript compiler and all future contributions to the PureScript compiler until further notice, are Copyright Chris Smoak, and are licensed to the owners and users of the PureScript compiler project under the terms of the [MIT license](http://opensource.org/licenses/MIT).
 - [@codedmart](https://github.com/codedmart) (Brandon Martin) My existing contributions and all future contributions until further notice are Copyright Brandon Martin, and are licensed to the owners and users of the PureScript compiler project under the terms of the [MIT license](http://opensource.org/licenses/MIT).
 - [@davidchambers](https://github.com/davidchambers) (David Chambers) My existing contributions and all future contributions until further notice are Copyright David Chambers, and are licensed to the owners and users of the PureScript compiler project under the terms of the [MIT license](http://opensource.org/licenses/MIT).
diff --git a/src/System/IO/UTF8.hs b/src/System/IO/UTF8.hs
@@ -2,24 +2,13 @@ module System.IO.UTF8 where
 
 import Prelude.Compat
 
-import System.IO ( IOMode(..)
-                 , hGetContents
-                 , hSetEncoding
-                 , hClose
-                 , hPutStr
-                 , openFile
-                 , utf8
-                 )
+import qualified Data.ByteString as BS
+import qualified Data.ByteString.UTF8 as UTF8
 
 readUTF8File :: FilePath -> IO String
 readUTF8File inFile = do
-  h <- openFile inFile ReadMode
-  hSetEncoding h utf8
-  hGetContents h
+  fmap UTF8.toString (BS.readFile inFile)
 
 writeUTF8File :: FilePath -> String -> IO ()
 writeUTF8File inFile text = do
-  h <- openFile inFile WriteMode
-  hSetEncoding h utf8
-  hPutStr h text
-  hClose h
+  BS.writeFile inFile (UTF8.fromString text)
