private static Task <Document> AddNewLineBeforeAccessorOfFullPropertyAsync(
            AccessorDeclarationSyntax accessorDeclaration,
            Document document,
            CancellationToken cancellationToken)
        {
            AccessorDeclarationSyntax newAccessorDeclaration = accessorDeclaration.AppendEndOfLineToLeadingTrivia();

            var accessorList = (AccessorListSyntax)accessorDeclaration.Parent;

            AccessorListSyntax newAccessorList = accessorList
                                                 .WithAccessors(accessorList.Accessors.Replace(accessorDeclaration, newAccessorDeclaration))
                                                 .WithFormatterAnnotation();

            return(document.ReplaceNodeAsync(accessorList, newAccessorList, cancellationToken));
        }