public GotoDefinitionResponse GetGotoDefinitionResponse(GotoDefinitionRequest request)
        {
            var res = _bufferParser.ParsedContent(request.Buffer, request.FileName);
            
            var loc = new TextLocation(request.Line, request.Column);

            ResolveResult resolveResult = ResolveAtLocation.Resolve(res.Compilation, res.UnresolvedFile, res.SyntaxTree, loc);
            var response = new GotoDefinitionResponse();
            if (resolveResult != null)
            {
                var region = resolveResult.GetDefinitionRegion();
                response.FileName = region.FileName == null ? null : region.FileName.LowerCaseDriveLetter().ApplyPathReplacementsForClient();
                response.Line = region.BeginLine;
                response.Column = region.BeginColumn;
            }

            return response;
        }
        public GotoDefinitionResponse GetGotoDefinitionResponse(GotoDefinitionRequest request)
        {
            var res = _bufferParser.ParsedContent(request.Buffer, request.FileName);

            var loc = new TextLocation(request.Line, request.Column);

            ResolveResult resolveResult = ResolveAtLocation.Resolve(res.Compilation, res.UnresolvedFile, res.SyntaxTree, loc);
            var           response      = new GotoDefinitionResponse();

            if (resolveResult != null)
            {
                var region = resolveResult.GetDefinitionRegion();
                response.FileName = region.FileName == null ? null : region.FileName.ApplyPathReplacementsForClient();
                response.Line     = region.BeginLine;
                response.Column   = region.BeginColumn;
            }

            return(response);
        }