private static void ProcessDocumentationComments(SyntaxNodeAnalysisContext context, Location declarationLocation, string declarationName, int threshold)
        {
            var docummentation = CommentsManager.ExtractDocumentationComment(context.Node);

            if (docummentation != null)
            {
                var numberOfLines = RegexManager.NumberOfLines(docummentation.Content.ToFullString());
                if (numberOfLines > threshold)
                {
                    DiagnosticsManager.CreateCommentsTooLongDiagnostic(context, declarationLocation, Rule, declarationName, threshold);
                }
            }
        }