import Control.Exception
import Language.Haskell.LSP.Messages
+import Language.Haskell.LSP.Types
+import Data.Aeson
+import qualified Data.ByteString.Lazy.Char8 as B
-data SessionException = TimeoutException
- | UnexpectedMessageException String FromServerMessage
- | ReplayOutOfOrderException FromServerMessage [FromServerMessage]
+data SessionException = Timeout
+ | UnexpectedMessage String FromServerMessage
+ | ReplayOutOfOrder FromServerMessage [FromServerMessage]
+ | UnexpectedDiagnostics
+ | IncorrectApplyEditRequest String
+ | UnexpectedResponseError LspIdRsp ResponseError
+ deriving Eq
instance Exception SessionException
instance Show SessionException where
- show TimeoutException = "Timed out waiting to receive a message from the server."
- show (UnexpectedMessageException expected lastMsg) =
+ show Timeout = "Timed out waiting to receive a message from the server."
+ show (UnexpectedMessage expected lastMsg) =
"Received an unexpected message from the server:\n" ++
- "Expected: " ++ expected ++ "\n" ++
- "Last message accepted: " ++ show lastMsg
- show (ReplayOutOfOrderException received expected) =
+ "Was parsing: " ++ expected ++ "\n" ++
+ "Last message received: " ++ show lastMsg
+ show (ReplayOutOfOrder 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 UnexpectedDiagnostics = "Unexpectedly received diagnostics from the server."
+ show (IncorrectApplyEditRequest msgStr) = "ApplyEditRequest didn't contain document, instead received:\n"
+ ++ msgStr
+ show (UnexpectedResponseError lid e) = "Received an exepected error in a response for id " ++ show lid ++ ":\n"
+ ++ show e
anySessionException :: SessionException -> Bool
anySessionException = const True