public static async Task <Document> RefactorAsync(
Document document,
DocumentationCommentTriviaSyntax documentationComment,
CancellationToken cancellationToken)
{
SourceText sourceText = await document.GetTextAsync(cancellationToken).ConfigureAwait(false);
int lineIndex = documentationComment.GetSpanStartLine(cancellationToken);
XmlElementSyntax summaryElement = FormatSummaryRefactoring.GetSummaryElement(documentationComment);
string newText = Environment.NewLine
+ new string(' ', documentationComment.FullSpan.Start - sourceText.Lines[lineIndex].Start)
+ "/// ";
SourceText newSourceText = sourceText.WithChanges(
new TextChange(new TextSpan(summaryElement.StartTag.Span.End, 0), newText),
new TextChange(new TextSpan(summaryElement.EndTag.Span.Start, 0), newText));
return(document.WithText(newSourceText));
}