// Process a token. and add to the list of triva/tokens we're accumulating.
public void AddToken(SyntaxToken token, bool isFirst, bool isLast)
{
bool isMissing = token.IsMissing;
if (token.HasLeadingTrivia && (isFirst || isMissing || token.GetLeadingTrivia().TriviaListContainsStructuredTrivia()))
{
FinishInProgressTokens();
AddTrivia(token.GetLeadingTrivia());
token = ((SyntaxToken)token.WithLeadingTrivia(null));
}
////if (!preserveExistingDiagnostics)
////{
//// token = token.WithoutDiagnostics();
////}
SyntaxNode trailingTrivia = null;
if (token.HasTrailingTrivia && (isLast || isMissing || token.GetTrailingTrivia().TriviaListContainsStructuredTrivia()))
{
trailingTrivia = token.GetTrailingTrivia();
token = ((SyntaxToken)token.WithTrailingTrivia(null));
}
if (isMissing)
{
// Don't add missing tokens to skipped tokens, but preserve their diagnostics.
////if (token.ContainsDiagnostics())
////{
//// // Move diagnostics on missing token to next token.
//// if (diagnosticsToAdd != null)
//// {
//// diagnosticsToAdd = diagnosticsToAdd.Concat(token.GetDiagnostics());
//// }
//// else
//// {
//// diagnosticsToAdd = token.GetDiagnostics();
//// }
//// addDiagnosticsToFirstTokenOnly = true;
////}
}
else
{
skippedTokensBuilder.Add(token);
}
if (trailingTrivia != null)
{
FinishInProgressTokens();
AddTrivia(trailingTrivia);
}
if (isFirst && addDiagnosticsToFirstTokenOnly)
{
FinishInProgressTokens(); // implicitly adds the diagnostics.
}
}
// Create a SkippedTokens trivia from any tokens currently accumulated into the skippedTokensBuilder. If not,
// don't do anything.
private void FinishInProgressTokens()
{
if (skippedTokensBuilder.Count > 0)
{
var skippedTokensTrivia = SyntaxFactory.SkippedTokensTrivia(skippedTokensBuilder.ToList());
if (diagnosticsToAdd != null)
{
foreach (var d in diagnosticsToAdd)
{
////skippedTokensTrivia = skippedTokensTrivia.AddError(d);
}
diagnosticsToAdd = null; // only add once.
}
triviaListBuilder.Add(skippedTokensTrivia);
skippedTokensBuilder.Clear();
}
}
public SyntaxListBuilder <TNode> Add(TNode node)
{
_builder.Add(node);
return(this);
}
internal override void CollectConstituentTokensAndDiagnostics(SyntaxListBuilder <SyntaxToken> tokenListBuilder, IList <DiagnosticInfo> nonTokenDiagnostics)
{
tokenListBuilder.Add(this);
}
public void Add(XmlNodeSyntax xml)
{
_content.Add(xml);
}
