Add writable class

1 files changed, 15 insertions, 0 deletions

diff --git a/src/Hakyll/Core/Writable.hs b/src/Hakyll/Core/Writable.hs
new file mode 100644
index 0000000..d6c3683
--- /dev/null
+++ b/src/Hakyll/Core/Writable.hs
@@ -0,0 +1,15 @@
+-- | Describes writable items; items that can be saved to the disk
+--
+{-# LANGUAGE FlexibleInstances #-}
+module Hakyll.Core.Writable
+    ( Writable (..)
+    ) where
+
+-- | Describes an item that can be saved to the disk
+--
+class Writable a where
+    -- | Save an item to the given filepath
+    write :: FilePath -> a -> IO ()
+
+instance Writable [Char] where
+    write = writeFile