diff --git a/src/fs.coffee b/src/fs.coffee
index 17d8bb3af..1a0242e7f 100644
--- a/src/fs.coffee
+++ b/src/fs.coffee
@@ -20,6 +20,11 @@ module.exports =
   changeWorkingDirectory: (path) ->
     OSX.NSFileManager.defaultManager.changeCurrentDirectoryPath path
 
+  # Returns true if the file specified by path exists
+  exists: (path) ->
+   exists = OSX.NSFileManager.defaultManager.
+      fileExistsAtPath_isDirectory path, null
+
   # Returns true if the file specified by path exists and is a
   # directory.
   isDirectory: (path) ->
@@ -70,4 +75,4 @@ module.exports =
 
   # Return the path name of the current working directory.
   workingDirectory: ->
-    OSX.NSFileManager.defaultManager.currentDirectoryPath.toString()
\ No newline at end of file
+    OSX.NSFileManager.defaultManager.currentDirectoryPath.toString()