, sendNotification'
, sendResponse
-- * Receving
+ , anyRequest
, request
+ , anyResponse
, response
+ , anyNotification
, notification
, loggingNotification
+ , publishDiagnosticsNotification
-- * Combinators
, choice
, option
, optional
- , skipOptional
, between
, some
, many
, sepBy
, sepBy1
- , sepByNonEmpty
, sepEndBy1
- , sepEndByNonEmpty
, sepEndBy
, endBy1
- , endByNonEmpty
, endBy
, count
- , chainl
- , chainr
- , chainl1
- , chainr1
, manyTill
- , try
- , (<?>)
, skipMany
, skipSome
- , unexpected
- , notFollowedBy
+ , skipManyTill
+ , skipSomeTill
, (<|>)
, satisfy
-- * Utilities
) where
import Control.Applicative
+import Control.Applicative.Combinators
import Control.Monad
import Control.Monad.IO.Class
import Control.Concurrent
-import Control.Lens
+import Control.Lens hiding ((.=))
import qualified Data.Text as T
import qualified Data.Text.IO as T
import Data.Aeson
import qualified Data.ByteString.Lazy.Char8 as B
import Data.Default
-import Data.Proxy
import System.Process
import Language.Haskell.LSP.Types
-import qualified Language.Haskell.LSP.Types as LSP (error)
-import Language.Haskell.LSP.Messages
+import qualified Language.Haskell.LSP.Types as LSP (error, id)
import Language.Haskell.LSP.Test.Compat
import System.IO
import System.Directory
import System.FilePath
import Language.Haskell.LSP.Test.Decoding
import Language.Haskell.LSP.Test.Parsing
-import Text.Parser.Combinators
-- | Starts a new session.
runSession :: FilePath -- ^ The filepath to the root directory for the session.
runSessionWithHandler listenServer rootDir $ do
-- Wrap the session around initialize and shutdown calls
- sendRequest (Proxy :: Proxy InitializeRequest) Initialize initializeParams
- RspInitialize initRsp <- response
+ sendRequest Initialize initializeParams
+ initRsp <- response :: Session InitializeResponse
liftIO $ maybe (return ()) (putStrLn . ("Error while initializing: " ++) . show ) (initRsp ^. LSP.error)
sendNotification Initialized InitializedParams
let context = SessionContext serverIn absRootDir messageChan reqMap
initState = SessionState (IdInt 9)
- forkIO $ void $ runSession' meaninglessChan context initState (serverHandler serverOut)
+ threadId <- forkIO $ void $ runSession' meaninglessChan context initState (serverHandler serverOut)
(result, _) <- runSession' messageChan context initState session
terminateProcess serverProc
+ killThread threadId
return result
-- (DocumentSymbolParams docId)
-- @
sendRequest
- :: forall params resp. (ToJSON params, ToJSON resp, FromJSON resp)
- => Proxy (RequestMessage ClientMethod params resp) -- ^ A proxy to provide more type information about the request.
- -> ClientMethod -- ^ The request method.
+ :: (ToJSON params)
+ => --Proxy (RequestMessage ClientMethod params resp) -- ^ A proxy to provide more type information about the request.
+ ClientMethod -- ^ The request method.
-> params -- ^ The request parameters.
-> Session LspId -- ^ The id of the request that was sent.
-sendRequest _ method params = do
+sendRequest method params = do
id <- curReqId <$> get
modify $ \c -> c { curReqId = nextId id }
- let req = RequestMessage "2.0" id method params :: RequestMessage ClientMethod params resp
+ let req = RequestMessage' "2.0" id method params
- sendRequest' req
+ -- Update the request map
+ reqMap <- requestMap <$> ask
+ liftIO $ modifyMVar_ reqMap $
+ \r -> return $ updateRequestMap r id method
+
+ sendMessage req
return id
where nextId (IdInt i) = IdInt (i + 1)
nextId (IdString s) = IdString $ T.pack $ show $ read (T.unpack s) + 1
+-- | A custom type for request message that doesn't
+-- need a response type, allows us to infer the request
+-- message type without using proxies.
+data RequestMessage' a = RequestMessage' T.Text LspId ClientMethod a
+
+instance ToJSON a => ToJSON (RequestMessage' a) where
+ toJSON (RequestMessage' rpc id method params) =
+ object ["jsonrpc" .= rpc, "id" .= id, "method" .= method, "params" .= params]
+
+
sendRequest' :: (ToJSON a, ToJSON b) => RequestMessage ClientMethod a b -> Session ()
sendRequest' req = do
-- Update the request map
reqMap <- requestMap <$> ask
- liftIO $ modifyMVar_ reqMap (return . flip updateRequestMap req)
+ liftIO $ modifyMVar_ reqMap $
+ \r -> return $ updateRequestMap r (req ^. LSP.id) (req ^. method)
sendMessage req