private static bool AnchorOperationCandidate(TokenPairWithOperations pair)
{
if (pair.LineOperation == null)
{
return(pair.TokenStream.GetTriviaData(pair.PairIndex).SecondTokenIsFirstTokenOnLine);
}
if (pair.LineOperation.Option == AdjustNewLinesOption.ForceLinesIfOnSingleLine)
{
return(!pair.TokenStream.TwoTokensOriginallyOnSameLine(pair.Token1, pair.Token2) &&
pair.TokenStream.GetTriviaData(pair.PairIndex).SecondTokenIsFirstTokenOnLine);
}
return(false);
}
private static void ApplySpaceAndWrappingOperationsBody(
FormattingContext context,
TokenStream tokenStream,
TokenPairWithOperations operation,
OperationApplier applier,
CancellationToken cancellationToken)
{
var token1 = operation.Token1;
var token2 = operation.Token2;
// check whether one of tokens is missing (which means syntax error exist around two tokens)
// in error case, we leave code as user wrote
if (token1.IsMissing || token2.IsMissing)
{
return;
}
var triviaInfo = tokenStream.GetTriviaData(operation.PairIndex);
var spanBetweenTokens = TextSpan.FromBounds(token1.Span.End, token2.SpanStart);
if (operation.LineOperation != null)
{
if (!context.IsWrappingSuppressed(spanBetweenTokens, triviaInfo.TreatAsElastic))
{
// TODO : need to revisit later for the case where line and space operations
// are conflicting each other by forcing new lines and removing new lines.
//
// if wrapping operation applied, no need to run any other operation
if (applier.Apply(operation.LineOperation, operation.PairIndex, cancellationToken))
{
return;
}
}
}
if (operation.SpaceOperation != null)
{
if (!context.IsSpacingSuppressed(spanBetweenTokens, triviaInfo.TreatAsElastic))
{
applier.Apply(operation.SpaceOperation, operation.PairIndex);
}
}
}
private TokenPairWithOperations[] CreateTokenOperation(
TokenStream tokenStream,
CancellationToken cancellationToken)
{
cancellationToken.ThrowIfCancellationRequested();
using (Logger.LogBlock(FunctionId.Formatting_CollectTokenOperation, cancellationToken))
{
// pre-allocate list once. this is cheaper than re-adjusting list as items are added.
var list = new TokenPairWithOperations[tokenStream.TokenCount - 1];
foreach (var pair in tokenStream.TokenIterator)
{
cancellationToken.ThrowIfCancellationRequested();
var spaceOperation = _formattingRules.GetAdjustSpacesOperation(pair.Item2, pair.Item3);
var lineOperation = _formattingRules.GetAdjustNewLinesOperation(pair.Item2, pair.Item3);
list[pair.Item1] = new TokenPairWithOperations(tokenStream, pair.Item1, spaceOperation, lineOperation);
}
return(list);
}
}
