private void HandleRequest(string method, string requestId, JToken parameters)
{
RequestMethod requestMethod = null;
requestMethods.TryGetValue(method, out requestMethod);
if (requestMethod == null)
{
WriteServerLog(String.Format("No request handler was registered for method \"{0}\"", method));
}
else
{
RequestType requestType = requestMethod.Type;
object objParams = null;
if (parameters != null)
{
objParams = parameters.ToObject(requestType.ParamsType);
}
try
{
ResponseResultOrError resultOrError = requestMethod.HandleRequest(requestType, objParams);
Reply(requestId, resultOrError);
}
catch (Exception e)
{
ResponseResultOrError error = new ResponseResultOrError()
{
code = ErrorCodes.InternalError, message = e.Message
};
Reply(requestId, error);
}
}
}
private void HandleNotification(string method, JToken parameters)
{
NotificationMethod notificationMethod = null;
notificationMethods.TryGetValue(method, out notificationMethod);
if (notificationMethod == null)
{
WriteServerLog(String.Format("No notification handler was registered for method \"{0}\"", method));
}
else
{
NotificationType notificationType = notificationMethod.Type;
object objParams = null;
if (parameters != null)
{
objParams = parameters.ToObject(notificationType.ParamsType);
}
try
{
notificationMethod.HandleNotification(notificationType, objParams);
}
catch (Exception e)
{
WriteServerLog(String.Format("Notification handler for {0} failed : {1}", notificationType.GetType().Name, e.Message));
ResponseResultOrError error = new ResponseResultOrError()
{
code = ErrorCodes.InternalError, message = e.Message, data = parameters?.ToString()
};
Reply(method, error);
}
}
}
private void HandleResponse(string requestId, JToken result, JToken error)
{
ResponseWaitState responseWaitState = null;
responsesExpected.TryGetValue(requestId, out responseWaitState);
if (responseWaitState == null)
{
WriteServerLog(String.Format("No response was expected for request id \"{0}\"", requestId));
}
else
{
RequestType requestType = responseWaitState.RequestType;
object objResult = null;
if (result != null && requestType.ResultType != null)
{
objResult = result.ToObject(requestType.ResultType);
}
object objErrorData = null;
if (error != null && error["data"] != null && requestType.ErrorDataType != null)
{
objErrorData = error["data"].ToObject(requestType.ErrorDataType);
}
ResponseResultOrError resultOrError = new ResponseResultOrError();
resultOrError.result = objResult;
if (error != null && error["code"] != null)
{
resultOrError.code = (int)error["code"];
resultOrError.message = (string)error["message"];
resultOrError.data = objErrorData;
}
try
{
responseWaitState.TaskCompletionSource.SetResult(resultOrError);
}
catch (Exception e)
{
WriteServerLog(String.Format("Task completion for the response expected by request {0} of type {1} failed : {1}", requestId, requestType.GetType().Name, e.Message));
}
}
}
private void Reply(string requestId, ResponseResultOrError resultOrError)
{
JObject jsonMessage = new JObject();
PrepareJsonPRCMessage(jsonMessage);
// Response properties
jsonMessage["id"] = requestId;
if (resultOrError.result != null)
{
jsonMessage["result"] = JToken.FromObject(resultOrError.result);
}
else if (resultOrError.code != null)
{
jsonMessage["error"] = JToken.FromObject(resultOrError);
}
// Send text message
messageServer.SendMessage(jsonMessage.ToString(Formatting.None));
}
private void Reply(string requestId, ResponseResultOrError resultOrError)
{
JObject jsonMessage = new JObject();
PrepareJsonPRCMessage(jsonMessage);
// Response properties
jsonMessage["id"] = requestId;
if (resultOrError.result != null)
{
jsonMessage["result"] = JToken.FromObject(resultOrError.result);
}
else if (resultOrError.code != null)
{
jsonMessage["error"] = JToken.FromObject(resultOrError);
}
// Send text message
messageServer.SendMessage(jsonMessage.ToString(Formatting.None));
}
private void HandleResponse(string requestId, JToken result, JToken error)
{
ResponseWaitState responseWaitState = null;
responsesExpected.TryGetValue(requestId, out responseWaitState);
if (responseWaitState == null)
{
WriteServerLog(String.Format("No response was expected for request id \"{0}\"", requestId));
}
else
{
RequestType requestType = responseWaitState.RequestType;
object objResult = null;
if (result != null && requestType.ResultType != null)
{
objResult = result.ToObject(requestType.ResultType);
}
object objErrorData = null;
if (error != null && error["data"] != null && requestType.ErrorDataType != null)
{
objErrorData = error["data"].ToObject(requestType.ErrorDataType);
}
ResponseResultOrError resultOrError = new ResponseResultOrError();
resultOrError.result = objResult;
if (error != null && error["code"] != null)
{
resultOrError.code = (int)error["code"];
resultOrError.message = (string)error["message"];
resultOrError.data = objErrorData;
}
try
{
responseWaitState.TaskCompletionSource.SetResult(resultOrError);
}
catch (Exception e)
{
WriteServerLog(String.Format("Task completion for the response expected by request {0} of type {1} failed : {1}", requestId, requestType.GetType().Name, e.Message));
}
}
}
private void HandleRequest(string method, string requestId, JToken parameters)
{
RequestMethod requestMethod = null;
requestMethods.TryGetValue(method, out requestMethod);
if (requestMethod == null)
{
WriteServerLog(String.Format("No request handler was registered for method \"{0}\"", method));
}
else
{
RequestType requestType = requestMethod.Type;
object objParams = null;
if (parameters != null)
{
objParams = parameters.ToObject(requestType.ParamsType);
}
try
{
ResponseResultOrError resultOrError = requestMethod.HandleRequest(requestType, objParams);
Reply(requestId, resultOrError);
}
catch(Exception e)
{
ResponseResultOrError error = new ResponseResultOrError() { code = ErrorCodes.InternalError, message = e.Message };
Reply(requestId, error);
}
}
}
private ResponseResultOrError CallWorkspaceSymbol(RequestType requestType, object parameters)
{
ResponseResultOrError resultOrError = null;
try
{
List<SymbolInformation> result = OnWorkspaceSymbol((WorkspaceSymbolParams)parameters);
resultOrError = new ResponseResultOrError() { result = result };
}
catch (Exception e)
{
resultOrError = new ResponseResultOrError() { code = ErrorCodes.InternalError, message = e.Message };
}
return resultOrError;
}
private ResponseResultOrError CallCompletionResolve(RequestType requestType, object parameters)
{
ResponseResultOrError resultOrError = null;
try
{
CompletionItem result = OnCompletionResolve((CompletionItem)parameters);
resultOrError = new ResponseResultOrError() { result = result };
}
catch (Exception e)
{
resultOrError = new ResponseResultOrError() { code = ErrorCodes.InternalError, message = e.Message };
}
return resultOrError;
}
private ResponseResultOrError CallShutdown(RequestType requestType, object parameters)
{
ResponseResultOrError resultOrError = null;
try
{
shutdownReceived = true;
OnShutdown();
resultOrError = new ResponseResultOrError() { result = null };
}
catch (Exception e)
{
resultOrError = new ResponseResultOrError() { code = ErrorCodes.InternalError, message = e.Message };
}
return resultOrError;
}
private ResponseResultOrError CallRename(RequestType requestType, object parameters)
{
ResponseResultOrError resultOrError = null;
try
{
WorkspaceEdit result = OnRename((RenameParams)parameters);
resultOrError = new ResponseResultOrError() { result = result };
}
catch (Exception e)
{
resultOrError = new ResponseResultOrError() { code = ErrorCodes.InternalError, message = e.Message };
}
return resultOrError;
}
private ResponseResultOrError CallReferences(RequestType requestType, object parameters)
{
ResponseResultOrError resultOrError = null;
try
{
List<Location> result = OnReferences((ReferenceParams)parameters);
resultOrError = new ResponseResultOrError() { result = result };
}
catch (Exception e)
{
resultOrError = new ResponseResultOrError() { code = ErrorCodes.InternalError, message = e.Message };
}
return resultOrError;
}
private ResponseResultOrError CallInitialize(RequestType requestType, object parameters)
{
ResponseResultOrError resultOrError = null;
try
{
InitializeResult result = OnInitialize((InitializeParams)parameters);
resultOrError = new ResponseResultOrError() { result = result };
}
catch (Exception e)
{
resultOrError = new ResponseResultOrError() { code = ErrorCodes.InternalError, message = e.Message, data = new InitializeError() { retry = false } };
}
return resultOrError;
}
private ResponseResultOrError CallHoverRequest(RequestType requestType, object parameters)
{
ResponseResultOrError resultOrError = null;
try
{
Hover result = OnHover((TextDocumentPosition)parameters);
resultOrError = new ResponseResultOrError() { result = result };
}
catch (Exception e)
{
resultOrError = new ResponseResultOrError() { code = ErrorCodes.InternalError, message = e.Message };
}
return resultOrError;
}
private ResponseResultOrError CallDocumentSymbol(RequestType requestType, object parameters)
{
ResponseResultOrError resultOrError = null;
try
{
List<SymbolInformation> result = OnDocumentSymbol((TextDocumentIdentifier)parameters);
resultOrError = new ResponseResultOrError() { result = result };
}
catch (Exception e)
{
resultOrError = new ResponseResultOrError() { code = ErrorCodes.InternalError, message = e.Message };
}
return resultOrError;
}
private ResponseResultOrError CallDocumentRangeFormatting(RequestType requestType, object parameters)
{
ResponseResultOrError resultOrError = null;
try
{
List<TextEdit> result = OnDocumentRangeFormatting((DocumentRangeFormattingParams)parameters);
resultOrError = new ResponseResultOrError() { result = result };
}
catch (Exception e)
{
resultOrError = new ResponseResultOrError() { code = ErrorCodes.InternalError, message = e.Message };
}
return resultOrError;
}
private ResponseResultOrError CallSignatureHelp(RequestType requestType, object parameters)
{
ResponseResultOrError resultOrError = null;
try
{
SignatureHelp result = OnSignatureHelp((TextDocumentIdentifier)parameters);
resultOrError = new ResponseResultOrError() { result = result };
}
catch (Exception e)
{
resultOrError = new ResponseResultOrError() { code = ErrorCodes.InternalError, message = e.Message };
}
return resultOrError;
}
// --- Generic notification and request handlers ---
private ResponseResultOrError CallCodeAction(RequestType requestType, object parameters)
{
ResponseResultOrError resultOrError = null;
try
{
List<Command> result = OnCodeAction((CodeActionParams)parameters);
resultOrError = new ResponseResultOrError() { result = result };
}
catch(Exception e)
{
resultOrError = new ResponseResultOrError() { code = ErrorCodes.InternalError, message = e.Message };
}
return resultOrError;
}
