1 files changed, 32 insertions, 0 deletions

diff --git a/src/FS.purs b/src/FS.purs
new file mode 100644
index 0000000..a56fe26
--- /dev/null
+++ b/src/FS.purs
@@ -0,0 +1,32 @@
+module PursLoader.FS
+  ( FS()
+  , writeFileUtf8
+  ) where
+
+import Control.Monad.Aff (Aff(), makeAff)
+import Control.Monad.Eff (Eff())
+import Control.Monad.Eff.Exception (Error())
+
+import Data.Function
+
+foreign import data FS :: !
+
+writeFileUtf8 :: forall eff. String -> String -> Aff (fs :: FS | eff) Unit
+writeFileUtf8 filepath contents = makeAff $ runFn4 writeFileUtf8Fn filepath contents
+
+foreign import writeFileUtf8Fn """
+function writeFileUtf8Fn(filepath, contents, errback, callback) {
+  return function(){
+    var fs = require('fs');
+
+    fs.writeFile(filepath, contents, function(error){
+      if (error) errback(error)();
+      else callback()();
+    });
+  };
+}
+""" :: forall eff. Fn4 String
+                       String
+                       (Error -> Eff (fs :: FS | eff) Unit)
+                       (Unit -> Eff (fs :: FS | eff) Unit)
+                       (Eff (fs :: FS | eff) Unit)