protected override async Task<IEnumerable<NavigationSegment>> RequestLinksAsync (int offset, int length, CancellationToken token)
{
var parsedDocument = DocumentContext.ParsedDocument;
if (parsedDocument == null)
return emptyList;
var model = parsedDocument.GetAst<SemanticModel> ();
if (model == null)
return emptyList;
try {
var visitor = new NavigationVisitor (DocumentContext, model, new TextSpan (offset, length), token);
visitor.Visit (await model.SyntaxTree.GetRootAsync (token).ConfigureAwait (false));
return visitor.result;
} catch (OperationCanceledException) {
return emptyList;
}
}
protected override async Task <IEnumerable <NavigationSegment> > RequestLinksAsync(int offset, int length, CancellationToken token)
{
var parsedDocument = DocumentContext.ParsedDocument;
if (parsedDocument == null)
{
return(emptyList);
}
var model = parsedDocument.GetAst <SemanticModel> ();
if (model == null)
{
return(emptyList);
}
try {
var visitor = new NavigationVisitor(DocumentContext, model, new TextSpan(offset, length), token);
visitor.Visit(await model.SyntaxTree.GetRootAsync(token).ConfigureAwait(false));
return(visitor.result);
} catch (OperationCanceledException) {
return(emptyList);
}
}
protected override async Task <IEnumerable <NavigationSegment> > RequestLinksAsync(int offset, int length, CancellationToken token)
{
var analysisDocument = DocumentContext.AnalysisDocument;
if (analysisDocument == null)
{
return(Enumerable.Empty <NavigationSegment> ());
}
var model = await analysisDocument.GetSemanticModelAsync(token);
if (model == null)
{
return(Enumerable.Empty <NavigationSegment> ());
}
return(await Task.Run(async delegate {
try {
var visitor = new NavigationVisitor(DocumentContext, model, new TextSpan(offset, length), token);
visitor.Visit(await model.SyntaxTree.GetRootAsync(token).ConfigureAwait(false));
return (IEnumerable <NavigationSegment>)visitor.result;
} catch (OperationCanceledException) {
return (IEnumerable <NavigationSegment>)emptyList;
}
}));
}
