// Process a token. and add to the list of triva/tokens we're accumulating.
public void AddToken(SyntaxToken.Green token, bool isFirst, bool isLast)
{
bool isMissing = token.IsMissing;
if (token.HasLeadingTrivia && (isFirst || isMissing || token.GetLeadingTrivia().TriviaListContainsStructuredTrivia()))
{
FinishInProgressTokens();
AddTrivia(token.GetLeadingTrivia());
token = ((SyntaxToken.Green)token.WithLeadingTrivia(null));
}
////if (!preserveExistingDiagnostics)
////{
//// token = token.WithoutDiagnostics();
////}
GreenNode trailingTrivia = null;
if (token.HasTrailingTrivia && (isLast || isMissing || token.GetTrailingTrivia().TriviaListContainsStructuredTrivia()))
{
trailingTrivia = token.GetTrailingTrivia();
token = ((SyntaxToken.Green)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.
}
}
private static void PushReverseTerminal(Stack <GreenNode> stack, SyntaxToken.Green tk)
{
var trivia = tk.GetTrailingTrivia();
if (trivia != null)
{
PushChildReverse(stack, trivia);
}
PushChildReverse(stack, tk.WithLeadingTrivia(null).WithTrailingTrivia(null));
trivia = tk.GetLeadingTrivia();
if (trivia != null)
{
PushChildReverse(stack, trivia);
}
}
