Fix #10963 and #11975 by adding new cmds to GHCi.

See the user's guide entry or the Note [TcRnExprMode] in TcRnDriver.

Test cases: ghci/scripts/T{10963,11975}

1 files changed, 4 insertions, 4 deletions

diff --git a/compiler/main/InteractiveEval.hs b/compiler/main/InteractiveEval.hs
index 6c95dc3bcc..9877e9a0c7 100644
--- a/compiler/main/InteractiveEval.hs
+++ b/compiler/main/InteractiveEval.hs
@@ -864,10 +864,10 @@ parseThing parser dflags stmt = do
 -- Getting the type of an expression
 
 -- | Get the type of an expression
--- Returns its most general type
-exprType :: GhcMonad m => String -> m Type
-exprType expr = withSession $ \hsc_env -> do
-   ty <- liftIO $ hscTcExpr hsc_env expr
+-- Returns the type as described by 'TcRnExprMode'
+exprType :: GhcMonad m => TcRnExprMode -> String -> m Type
+exprType mode expr = withSession $ \hsc_env -> do
+   ty <- liftIO $ hscTcExpr hsc_env mode expr
    return $ tidyType emptyTidyEnv ty
 
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