SyntaxTrivia ReplaceTrivia(SyntaxTrivia triv)
{
if (!triv.IsKind(SyntaxKind.WhitespaceTrivia))
{
return(triv);
}
//return triv;
var loc = triv.GetLocation();
var ls = loc.GetLineSpan();
if (ls.StartLinePosition.Character != 0)
{
return(triv);
}
var triviaString = triv.ToFullString();
if (triviaString.Equals(_tabs) || triviaString.Equals(_spaces))
{
return(triv.CopyAnnotationsTo(SyntaxFactory.Whitespace("")));
}
if (triviaString.StartsWith(_tabs))
{
return(triv.CopyAnnotationsTo(SyntaxFactory.Whitespace(triviaString.Substring(_tabs.Length))));
}
if (triviaString.StartsWith(_spaces))
{
return(triv.CopyAnnotationsTo(SyntaxFactory.Whitespace(triviaString.Substring(_spaces.Length))));
}
return(triv);
}
private bool TryFormatMultiLineCommentTrivia(LineColumn lineColumn, SyntaxTrivia trivia, out SyntaxTrivia result)
{
if (trivia.Kind() == SyntaxKind.MultiLineCommentTrivia)
{
var indentation = lineColumn.Column;
var indentationDelta = indentation - GetExistingIndentation(trivia);
if (indentationDelta != 0)
{
var multiLineComment = trivia.ToFullString().ReindentStartOfXmlDocumentationComment(
false /* forceIndentation */,
indentation,
indentationDelta,
this.Options.GetOption(FormattingOptions2.UseTabs),
this.Options.GetOption(FormattingOptions2.TabSize),
this.Options.GetOption(FormattingOptions2.NewLine));
var multilineCommentTrivia = SyntaxFactory.ParseLeadingTrivia(multiLineComment);
Contract.ThrowIfFalse(multilineCommentTrivia.Count == 1);
// Preserve annotations on this comment as the formatter is only supposed to touch whitespace, and
// thus should make it appear as if the original comment trivia (with annotations) is still there in
// the resultant formatted tree.
var firstTrivia = multilineCommentTrivia.First();
result = trivia.CopyAnnotationsTo(firstTrivia);
return(true);
}
}
result = default;
return(false);
}
public override SyntaxTrivia VisitTrivia(SyntaxTrivia trivia)
{
trivia = base.VisitTrivia(trivia);
if (trivia.Kind() == SyntaxKind.EndOfLineTrivia && trivia.ToString() == "\r\n")
{
trivia = trivia.CopyAnnotationsTo(SyntaxFactory.EndOfLine("\n"));
}
return(trivia);
}
private SyntaxTrivia RenameInCommentTrivia(SyntaxTrivia trivia)
{
var originalString = trivia.ToString();
string replacedString = RenameLocations.ReferenceProcessing.ReplaceMatchingSubStrings(originalString, _originalText, _replacementText);
if (replacedString != originalString)
{
var oldSpan = trivia.Span;
var newTrivia = SyntaxFactory.Comment(replacedString);
AddModifiedSpan(oldSpan, newTrivia.Span);
return trivia.CopyAnnotationsTo(_renameAnnotations.WithAdditionalAnnotations(newTrivia, new RenameTokenSimplificationAnnotation() { OriginalTextSpan = oldSpan }));
}
return trivia;
}
