1 files changed, 25 insertions, 0 deletions
diff --git a/third_party/bazel/rules_haskell/examples/transformers/Control/Monad/Trans/Writer.hs b/third_party/bazel/rules_haskell/examples/transformers/Control/Monad/Trans/Writer.hs
new file mode 100644
index 0000000000..f45f4d2768
--- /dev/null
+++ b/third_party/bazel/rules_haskell/examples/transformers/Control/Monad/Trans/Writer.hs
@@ -0,0 +1,25 @@
+{-# LANGUAGE CPP #-}
+#if __GLASGOW_HASKELL__ >= 702
+{-# LANGUAGE Safe #-}
+#endif
+-----------------------------------------------------------------------------
+-- |
+-- Module      :  Control.Monad.Trans.Writer
+-- Copyright   :  (c) Andy Gill 2001,
+--                (c) Oregon Graduate Institute of Science and Technology, 2001
+-- License     :  BSD-style (see the file LICENSE)
+--
+-- Maintainer  :  R.Paterson@city.ac.uk
+-- Stability   :  experimental
+-- Portability :  portable
+--
+-- The WriterT monad transformer.
+-- This version builds its output lazily; for a constant-space version
+-- with almost the same interface, see "Control.Monad.Trans.Writer.CPS".
+-----------------------------------------------------------------------------
+
+module Control.Monad.Trans.Writer (
+    module Control.Monad.Trans.Writer.Lazy
+  ) where
+
+import Control.Monad.Trans.Writer.Lazy