private static IEnumerable <SyntaxTrivia> ConvertVBTrivia(SyntaxTrivia t)
{
if (t.IsKind(VBSyntaxKind.CommentTrivia))
{
yield return(SyntaxFactory.SyntaxTrivia(CSSyntaxKind.SingleLineCommentTrivia, $"// {t.GetCommentText()}"));
yield break;
}
if (t.IsKind(VBSyntaxKind.DocumentationCommentTrivia))
{
var previousWhitespace = t.GetPreviousTrivia(t.SyntaxTree, CancellationToken.None).ToString().Trim('\r', '\n');
var commentTextLines = t.GetCommentText().Replace("\r\n", "\n").Replace("\r", "\n").Split('\n');
var outputCommentText = "/// " + String.Join($"\r\n{previousWhitespace}/// ", commentTextLines);
yield return(SyntaxFactory.SyntaxTrivia(CSSyntaxKind.SingleLineCommentTrivia, outputCommentText)); //It's always single line...even when it has multiple lines
yield return(_endOfLine);
yield break;
}
if (t.IsKind(VBSyntaxKind.WhitespaceTrivia))
{
yield return(SyntaxFactory.ElasticWhitespace(t.ToString()));
yield break;
}
if (t.IsKind(VBSyntaxKind.EndOfLineTrivia))
{
yield return(SyntaxFactory.EndOfLine(t.ToString()));
yield break;
}
if (t.HasStructure)
{
bool wasConverted = false;
foreach (var converted in ConvertStructuredVBTrivia(t))
{
yield return(converted);
wasConverted = true;
}
if (wasConverted)
{
yield break;
}
}
//Each of these would need its own method to recreate for C# with the right structure probably so let's just warn about them for now.
var convertedKind = t.GetCSKind();
yield return(convertedKind.HasValue
? SyntaxFactory.Comment(@$ "/* TODO ERROR: Skipped {convertedKind.Value}
{t.ToFullString()}*/")
: default(SyntaxTrivia));
}
