-- | An exception that can be thrown during a 'Haskell.LSP.Test.Session.Session'
data SessionException = Timeout
+ | NoContentLengthHeader
| UnexpectedMessage String FromServerMessage
| ReplayOutOfOrder FromServerMessage [FromServerMessage]
| UnexpectedDiagnostics
| IncorrectApplyEditRequest String
| UnexpectedResponseError LspIdRsp ResponseError
+ | UnexpectedServerTermination
deriving Eq
instance Exception SessionException
instance Show SessionException where
show Timeout = "Timed out waiting to receive a message from the server."
+ show NoContentLengthHeader = "Couldn't read Content-Length header from the server."
show (UnexpectedMessage expected lastMsg) =
"Received an unexpected message from the server:\n" ++
"Was parsing: " ++ expected ++ "\n" ++
++ msgStr
show (UnexpectedResponseError lid e) = "Received an exepected error in a response for id " ++ show lid ++ ":\n"
++ show e
+ show UnexpectedServerTermination = "Language server unexpectedly terminated"
-- | A predicate that matches on any 'SessionException'
anySessionException :: SessionException -> Bool