Bubble up exceptions thrown on server listener thread

[lsp-test.git] / src / Language / Haskell / LSP / Test / Decoding.hs

diff --git a/src/Language/Haskell/LSP/Test/Decoding.hs b/src/Language/Haskell/LSP/Test/Decoding.hs
index 5d0a64b6429aed3a20cba013a9ccf8fa1cfb70a4..77567349053e86cce1b52e873032b8a7f3028022 100644 (file)
--- a/src/Language/Haskell/LSP/Test/Decoding.hs
+++ b/src/Language/Haskell/LSP/Test/Decoding.hs
@@ -3,13 +3,17 @@ module Language.Haskell.LSP.Test.Decoding where
 
 import           Prelude                 hiding ( id )
 import           Data.Aeson
+import           Control.Exception
 import           Control.Lens
 import qualified Data.ByteString.Lazy.Char8    as B
 import           Data.Maybe
 import           System.IO
+import           System.IO.Error
 import           Language.Haskell.LSP.Types
+import           Language.Haskell.LSP.Types.Lens
                                          hiding ( error )
 import           Language.Haskell.LSP.Messages
+import           Language.Haskell.LSP.Test.Exceptions
 import qualified Data.HashMap.Strict           as HM
 
 getAllMessages :: Handle -> IO [B.ByteString]
@@ -42,9 +46,12 @@ addHeader content = B.concat
 
 getHeaders :: Handle -> IO [(String, String)]
 getHeaders h = do
-  l <- hGetLine h
+  l <- catch (hGetLine h) eofHandler 
   let (name, val) = span (/= ':') l
   if null val then return [] else ((name, drop 2 val) :) <$> getHeaders h
+  where eofHandler e
+          | isEOFError e = throw UnexpectedServerTermination
+          | otherwise = throw e
 
 type RequestMap = HM.HashMap LspId ClientMethod
 
@@ -127,6 +134,8 @@ decodeFromServerMsg reqMap bytes =
         ClientRegisterCapability       -> ReqRegisterCapability $ fromJust $ decode bytes
         ClientUnregisterCapability     -> ReqUnregisterCapability $ fromJust $ decode bytes
         WorkspaceApplyEdit             -> ReqApplyWorkspaceEdit $ fromJust $ decode bytes
+        WorkspaceWorkspaceFolders      -> error "ReqWorkspaceFolders not supported yet"
+        WorkspaceConfiguration         -> error "ReqWorkspaceConfiguration not supported yet"
 
       Error e -> error e