private string GetSingleIdentation()
{
// Insert a newline after the open token of the list. Then ask the
// ISynchronousIndentationService where it thinks that the next line should be
// indented.
var openToken = _listSyntax.GetFirstToken();
var newSourceText = OriginalSourceText.WithChanges(new TextChange(new TextSpan(openToken.Span.End, 0), NewLine));
newSourceText = newSourceText.WithChanges(
new TextChange(TextSpan.FromBounds(openToken.Span.End + NewLine.Length, newSourceText.Length), ""));
var newDocument = OriginalDocument.WithText(newSourceText);
var originalLineNumber = newSourceText.Lines.GetLineFromPosition(openToken.Span.Start).LineNumber;
var desiredIndentation = _indentationService.GetBlankLineIndentation(
newDocument, originalLineNumber + 1,
FormattingOptions.IndentStyle.Smart,
CancellationToken);
var baseLine = newSourceText.Lines.GetLineFromPosition(desiredIndentation.BasePosition);
var baseOffsetInLine = desiredIndentation.BasePosition - baseLine.Start;
var indent = baseOffsetInLine + desiredIndentation.Offset;
var indentString = indent.CreateIndentationString(UseTabs, TabSize);
return(indentString);
}
protected override async Task <IEnumerable <CodeActionOperation> > ComputeOperationsAsync(
CancellationToken cancellationToken)
{
var updatedDocument = await GetUpdatedDocumentAsync(cancellationToken).ConfigureAwait(false);
var oldText = await OriginalDocument.GetTextAsync(cancellationToken).ConfigureAwait(false);
var newText = await updatedDocument.GetTextAsync(cancellationToken).ConfigureAwait(false);
return(ImmutableArray.Create <CodeActionOperation>(
new InstallPackageAndAddImportOperation(
OriginalDocument.Id, oldText, newText, _installOperation)));
}
public override void Dispose()
{
base.Dispose();
OriginalDocument?.Dispose();
}
public void Dispose()
{
ModifiedDocument?.Dispose();
OriginalDocument?.Dispose();
}
