private bool ApplyDynamicSpacesOperation(AdjustSpacesOperation operation, int pairIndex)
{
var triviaInfo = _tokenStream.GetTriviaData(pairIndex);
if (triviaInfo.SecondTokenIsFirstTokenOnLine)
{
return(false);
}
Contract.ThrowIfFalse(triviaInfo.LineBreaks == 0);
var indentation = _context.GetBaseIndentation(_tokenStream.GetToken(pairIndex + 1));
var previousToken = _tokenStream.GetToken(pairIndex);
bool multipleLines;
int tokenLength;
_tokenStream.GetTokenLength(previousToken, out tokenLength, out multipleLines);
// get end column of previous token
var endColumnOfPreviousToken = multipleLines ? tokenLength : _tokenStream.GetCurrentColumn(previousToken) + tokenLength;
// check whether current position is less than indentation
if (endColumnOfPreviousToken < indentation)
{
_tokenStream.ApplyChange(pairIndex, triviaInfo.WithSpace(indentation - endColumnOfPreviousToken, _context, _formattingRules));
return(true);
}
// delegate to normal single-line space applier
return(ApplySpaceIfSingleLine(operation, pairIndex));
}
public void Initialize(
ChainedFormattingRules formattingRules,
SyntaxToken startToken,
SyntaxToken endToken,
CancellationToken cancellationToken
)
{
var rootNode = this.TreeData.Root;
if (_tokenStream.IsFormattingWholeDocument)
{
// if we are trying to format whole document, there is no reason to get initial context. just set
// initial indentation.
var data = new RootIndentationData(rootNode);
_indentationTree.AddIntervalInPlace(data);
_indentationMap.Add(data.TextSpan);
return;
}
var initialContextFinder = new InitialContextFinder(
_tokenStream,
formattingRules,
rootNode
);
var(indentOperations, suppressOperations) = initialContextFinder.Do(
startToken,
endToken
);
if (indentOperations != null)
{
var indentationOperations = indentOperations;
var initialOperation = indentationOperations[0];
var baseIndentationFinder = new BottomUpBaseIndentationFinder(
formattingRules,
this.Options.GetOption(FormattingOptions2.TabSize),
this.Options.GetOption(FormattingOptions2.IndentationSize),
_tokenStream,
_engine.SyntaxFacts
);
var initialIndentation = baseIndentationFinder.GetIndentationOfCurrentPosition(
rootNode,
initialOperation,
t => _tokenStream.GetCurrentColumn(t),
cancellationToken
);
var data = new SimpleIndentationData(initialOperation.TextSpan, initialIndentation);
_indentationTree.AddIntervalInPlace(data);
_indentationMap.Add(data.TextSpan);
// hold onto initial operations
_initialIndentBlockOperations = indentationOperations;
}
suppressOperations?.Do(o => this.AddInitialSuppressOperation(o));
}
