NamespaceDeclarationSyntax ApplyNodeChange(NamespaceDeclarationSyntax mainNode)
{
var leadingTriviaList = mainNode.GetLeadingTrivia();
leadingTriviaList = CleanUpListWithDefaultWhitespaces(leadingTriviaList, CleanupTypes.Remove_DBL_Between_Namespace_Members);
mainNode =
mainNode
.WithOpenBraceToken(ApplyOpenBracket(mainNode.OpenBraceToken))
.WithCloseBraceToken(ApplyCloseBracket(mainNode.CloseBraceToken))
.WithLeadingTrivia(leadingTriviaList);
var firstToken = mainNode.OpenBraceToken.GetNextToken();
mainNode = mainNode.ReplaceToken(firstToken, ApplyOpenBracket(firstToken));
return(mainNode);
}
