Correct VFS behaviour

[opengl.git] / src / Language / Haskell / LSP / Test / Exceptions.hs

diff --git a/src/Language/Haskell/LSP/Test/Exceptions.hs b/src/Language/Haskell/LSP/Test/Exceptions.hs
index 25db5848dd07f444f97644e59e0518f6dcf988c9..c130702bd15f2ed55d6776f7edaf4d525e72100a 100644 (file)
--- a/src/Language/Haskell/LSP/Test/Exceptions.hs
+++ b/src/Language/Haskell/LSP/Test/Exceptions.hs
@@ -2,6 +2,8 @@ module Language.Haskell.LSP.Test.Exceptions where
 
 import Control.Exception
 import Language.Haskell.LSP.Messages
+import Data.Aeson
+import qualified Data.ByteString.Lazy.Char8 as B
 
 data SessionException = TimeoutException
                       | UnexpectedMessageException String FromServerMessage
@@ -19,8 +21,9 @@ instance Show SessionException where
     "Last message accepted: " ++ show lastMsg
   show (ReplayOutOfOrderException received expected) =
     "Replay is out of order:\n" ++
-    "Received from server:" ++ show received ++ "\n" ++
-    "Expected one of: " ++ concatMap show expected
+    -- Print json so its a bit easier to update the session logs
+    "Received from server:\n" ++ B.unpack (encode received) ++ "\n" ++
+    "Expected one of:\n" ++ unlines (map (B.unpack . encode) expected)
   show UnexpectedDiagnosticsException = "Unexpectedly received diagnostics from the server."
   show (IncorrectApplyEditRequestException msgStr) = "ApplyEditRequest didn't contain document, instead received:\n"
                                           ++ msgStr