public static SyntaxNodeOrToken WithLeadingWhitespace(this SyntaxNodeOrToken node, string indent)
{
var t = node.GetLeadingTrivia();
var last = t.Last();
if (!last.IsKind(SyntaxKind.WhitespaceTrivia))
{
t = t.Add(SyntaxFactory.Whitespace(indent));
}
else if (last.ToFullString() == indent)
{
return(node);
}
else
{
t = t.Replace(last, SyntaxFactory.Whitespace(indent));
}
return(node.WithLeadingTrivia(t));
}