private void AddClassification(TextSpan textSpan, SyntaxClassification kind)
{
if (textSpan.Length > 0)
{
_classificationSpans.Add(new SyntaxClassificationSpan(textSpan, kind));
}
}
private IClassificationType GetClassificationType(SyntaxClassification classification)
{
switch (classification)
{
case SyntaxClassification.Whitespace:
return(_classificationService.WhiteSpace);
case SyntaxClassification.Comment:
return(_classificationService.Comment);
case SyntaxClassification.Keyword:
return(_classificationService.Keyword);
case SyntaxClassification.Punctuation:
return(_classificationService.Punctuation);
case SyntaxClassification.Identifier:
return(_classificationService.Identifier);
case SyntaxClassification.StringLiteral:
return(_classificationService.StringLiteral);
case SyntaxClassification.NumberLiteral:
return(_classificationService.NumberLiteral);
default:
throw ExceptionBuilder.UnexpectedValue(classification);
}
}
private IClassificationType GetClassification(SyntaxClassification kind)
{
switch (kind)
{
case SyntaxClassification.Whitespace:
return(_classificationTypes.WhiteSpace);
case SyntaxClassification.Comment:
return(_classificationTypes.Comment);
case SyntaxClassification.Keyword:
return(_classificationTypes.Keyword);
case SyntaxClassification.Punctuation:
return(_classificationTypes.Punctuation);
case SyntaxClassification.Identifier:
return(_classificationTypes.Identifier);
case SyntaxClassification.StringLiteral:
return(_classificationTypes.StringLiteral);
case SyntaxClassification.NumberLiteral:
return(_classificationTypes.NumberLiteral);
default:
throw new ArgumentOutOfRangeException(nameof(kind));
}
}
public static void AddClassification(
this ICollection <ClassificationSpan> classifications,
SnapshotSpan snapshotSpan,
SyntaxClassification classification,
IClassificationType type)
{
var span = new Span(classification.Start, classification.Length);
classifications.Add(new ClassificationSpan(
new SnapshotSpan(snapshotSpan.Snapshot, span),
type));
}
private void AddClassification(SyntaxTrivia trivia, SyntaxClassification kind)
{
AddClassification(trivia.Span, kind);
}
private void AddClassification(SyntaxToken token, SyntaxClassification kind)
{
AddClassification(token.Span, kind);
}
public SyntaxClassificationSpan(TextSpan span, SyntaxClassification classification)
{
Span = span;
Classification = classification;
}