private SyntaxNode AddModifiers(SyntaxNode node, SyntaxToken syntaxToken)
{
// Get the first child node.
SyntaxNode firstNode = node.ChildNodes().FirstOrDefault();
if (firstNode != null)
{
// The leading trivia will be the method comments, if any.
SyntaxTriviaList leadingTrivia = firstNode.GetLeadingTrivia();
// Replace it with one without leading trivia.
node = node.ReplaceNodes(
new[] { firstNode },
(a, b) => firstNode.WithLeadingTrivia());
// Add the leading trivia to the new modifier.
syntaxToken = syntaxToken.WithLeadingTrivia(leadingTrivia);
}
return node.AddModifiers(syntaxToken);
}
