Add missing language pragma

2016-06-14 19:32:14 +02:00
parent f47c8edb42
commit 5d5b0ae3c1
1 changed files with 1 additions and 0 deletions
--- a/src/HPath/IO/Errors.hs
+++ b/src/HPath/IO/Errors.hs
@@ -9,6 +9,7 @@
 --
 -- Provides error handling.

+{-# LANGUAGE DeriveDataTypeable #-}
 {-# LANGUAGE ScopedTypeVariables #-}

 module HPath.IO.Errors