, get
, put
, modify
+ , modifyM
, ask)
where
import Data.Default
import Data.Foldable
import Data.List
+import qualified Data.Map as Map
import qualified Data.Text as T
+import qualified Data.Text.IO as T
import qualified Data.HashMap.Strict as HashMap
+import Data.Maybe
import Language.Haskell.LSP.Messages
import Language.Haskell.LSP.TH.ClientCapabilities
-import Language.Haskell.LSP.Types
+import Language.Haskell.LSP.Types hiding (error)
import Language.Haskell.LSP.VFS
import Language.Haskell.LSP.Test.Compat
import Language.Haskell.LSP.Test.Decoding
{
capabilities :: ClientCapabilities -- ^ Specific capabilities the client should advertise. Default is yes to everything.
, timeout :: Int -- ^ Maximum time to wait for a request in seconds. Defaults to 60.
+ , logStdErr :: Bool -- ^ When True redirects the servers stderr output to haskell-lsp-test's stdout. Defaults to False
}
instance Default SessionConfig where
- def = SessionConfig def 60
+ def = SessionConfig def 60 False
class Monad m => MonadSessionConfig m where
sessionConfig :: m SessionConfig
{
curReqId :: LspId
, vfs :: VFS
+ , curDiagnostics :: Map.Map Uri [Diagnostic]
}
type ParserStateReader a s r m = ConduitParser a (StateT s (ReaderT r m))
modify :: Monad m => (s -> s) -> ParserStateReader a s r m ()
modify = lift . State.modify
+modifyM :: Monad m => (s -> m s) -> ParserStateReader a s r m ()
+modifyM f = do
+ old <- lift State.get
+ new <- lift $ lift $ lift $ f old
+ lift $ State.put new
+
ask :: Monad m => ParserStateReader a s r m r
ask = lift $ lift Reader.ask
initRsp <- newEmptyMVar
let context = SessionContext serverIn absRootDir messageChan reqMap initRsp config
- initState = SessionState (IdInt 0) mempty
+ initState = SessionState (IdInt 0) mempty mempty
threadId <- forkIO $ void $ runSession meaninglessChan processor context initState (serverHandler serverOut)
(result, _) <- runSession messageChan processor context initState session
processTextChanges :: FromServerMessage -> SessionProcessor ()
+processTextChanges (NotPublishDiagnostics n) = do
+ let List diags = n ^. params . diagnostics
+ doc = n ^. params . uri
+ lift $ State.modify (\s ->
+ let newDiags = Map.insert doc diags (curDiagnostics s)
+ in s { curDiagnostics = newDiags })
+
processTextChanges (ReqApplyWorkspaceEdit r) = do
- List changeParams <- case r ^. params . edit . documentChanges of
- Just cs -> mapM applyTextDocumentEdit cs
+
+ allChangeParams <- case r ^. params . edit . documentChanges of
+ Just (List cs) -> do
+ mapM_ (checkIfNeedsOpened . (^. textDocument . uri)) cs
+ return $ map getParams cs
Nothing -> case r ^. params . edit . changes of
- Just cs -> mapM (uncurry applyTextEdit) (List (HashMap.toList cs))
- Nothing -> return (List [])
+ Just cs -> do
+ mapM_ checkIfNeedsOpened (HashMap.keys cs)
+ return $ concatMap (uncurry getChangeParams) (HashMap.toList cs)
+ Nothing -> error "No changes!"
+
+ oldVFS <- vfs <$> lift State.get
+ newVFS <- liftIO $ changeFromServerVFS oldVFS r
+ lift $ State.modify (\s -> s { vfs = newVFS })
- let groupedParams = groupBy (\a b -> (a ^. textDocument == b ^. textDocument)) changeParams
+ let groupedParams = groupBy (\a b -> (a ^. textDocument == b ^. textDocument)) allChangeParams
mergedParams = map mergeParams groupedParams
+ ctx <- lift $ lift Reader.ask
+
-- TODO: Don't do this when replaying a session
forM_ mergedParams $ \p -> do
- h <- serverIn <$> lift (lift Reader.ask)
- let msg = NotificationMessage "2.0" TextDocumentDidChange p
+ let h = serverIn ctx
+ msg = NotificationMessage "2.0" TextDocumentDidChange p
liftIO $ B.hPut h $ addHeader (encode msg)
- where applyTextDocumentEdit (TextDocumentEdit docId (List edits)) = do
+ where checkIfNeedsOpened uri = do
oldVFS <- vfs <$> lift State.get
- let changeEvents = map (\e -> TextDocumentContentChangeEvent (Just (e ^. range)) Nothing (e ^. newText)) edits
- params = DidChangeTextDocumentParams docId (List changeEvents)
- newVFS <- liftIO $ changeVFS oldVFS (fmClientDidChangeTextDocumentNotification params)
+ ctx <- lift $ lift Reader.ask
+
+ -- if its not open, open it
+ unless (uri `Map.member` oldVFS) $ do
+ let fp = fromJust $ uriToFilePath uri
+ contents <- liftIO $ T.readFile fp
+ let item = TextDocumentItem (filePathToUri fp) "" 0 contents
+ msg = NotificationMessage "2.0" TextDocumentDidOpen (DidOpenTextDocumentParams item)
+ liftIO $ B.hPut (serverIn ctx) $ addHeader (encode msg)
+
+ oldVFS <- vfs <$> lift State.get
+ newVFS <- liftIO $ openVFS oldVFS msg
lift $ State.modify (\s -> s { vfs = newVFS })
- return params
- applyTextEdit uri edits = applyTextDocumentEdit (TextDocumentEdit (VersionedTextDocumentIdentifier uri 0) edits)
+ getParams (TextDocumentEdit docId (List edits)) =
+ let changeEvents = map (\e -> TextDocumentContentChangeEvent (Just (e ^. range)) Nothing (e ^. newText)) edits
+ in DidChangeTextDocumentParams docId (List changeEvents)
+
+ textDocumentVersions uri = map (VersionedTextDocumentIdentifier uri) [0..]
+
+ textDocumentEdits uri edits = map (\(v, e) -> TextDocumentEdit v (List [e])) $ zip (textDocumentVersions uri) edits
+
+ getChangeParams uri (List edits) = map getParams (textDocumentEdits uri (reverse edits))
mergeParams :: [DidChangeTextDocumentParams] -> DidChangeTextDocumentParams
mergeParams params = let events = concat (toList (map (toList . (^. contentChanges)) params))