Revert "Add GHCi monad"

This reverts commit 7e04ab6158957c90e3c68911b6909b6ef69621da.

2 files changed, 0 insertions, 43 deletions

diff --git a/libraries/base/GHC/GHCi.hs b/libraries/base/GHC/GHCi.hs
deleted file mode 100644
index d08aab37d7..0000000000
--- a/libraries/base/GHC/GHCi.hs
+++ /dev/null
@@ -1,42 +0,0 @@
-{-# LANGUAGE NoImplicitPrelude #-}
-{-# OPTIONS_HADDOCK hide #-}
-
------------------------------------------------------------------------------
--- |
--- Module      :  GHC.GHCi
--- Copyright   :  (c) The University of Glasgow 2012
--- License     :  see libraries/base/LICENSE
---
--- Maintainer  :  cvs-ghc@haskell.org
--- Stability   :  internal
--- Portability :  non-portable (GHC Extensions)
---
--- The GHCi Monad lifting interface.
---
------------------------------------------------------------------------------
-
--- #hide
-module GHC.GHCi (
-        GHCiSandboxIO(..), NoIO()
-    ) where
-
-import GHC.Base (IO(), Monad, (>>=), return, id, (.))
-
--- | A monad that can execute GHCi statements by lifting them out of
--- m into the IO monad. (e.g state monads)
-class (Monad m) => GHCiSandboxIO m where
-    ghciStepIO :: m a -> IO a
-
-instance GHCiSandboxIO IO where
-    ghciStepIO = id
-
--- | A monad that doesn't allow any IO.
-newtype NoIO a = NoIO { noio :: IO a }
-
-instance Monad NoIO where
-    return a  = NoIO (return a)
-    (>>=) k f = NoIO (noio k >>= noio . f)
-
-instance GHCiSandboxIO NoIO where
-    ghciStepIO = noio
-
diff --git a/libraries/base/base.cabal b/libraries/base/base.cabal
index 6e97cc0fd6..2cbfa11c03 100644
--- a/libraries/base/base.cabal
+++ b/libraries/base/base.cabal
@@ -58,7 +58,6 @@ Library {
             GHC.Float.RealFracMethods,
             GHC.Foreign,
             GHC.ForeignPtr,
-            GHC.GHCi,
             GHC.Handle,
             GHC.IO,
             GHC.IO.Buffer,