public override Task <LocationOrLocationLinks> Handle(DefinitionParams request, CancellationToken cancellationToken)
{
DafnyDocument?document;
if (!_documents.TryGetDocument(request.TextDocument, out document))
{
_logger.LogWarning("location requested for unloaded document {}", request.TextDocument.Uri);
return(Task.FromResult(new LocationOrLocationLinks()));
}
ILocalizableSymbol?symbol;
if (!document.SymbolTable.TryGetSymbolAt(request.Position, out symbol))
{
_logger.LogDebug("no symbol was found at {} in {}", request.Position, request.TextDocument);
return(Task.FromResult(new LocationOrLocationLinks()));
}
var location = GetLspLocation(document, symbol);
if (!location.HasValue)
{
_logger.LogDebug("failed to resolve the location of the symbol {} at {} in {}", symbol.Name, request.Position, request.TextDocument);
return(Task.FromResult(new LocationOrLocationLinks()));
}
return(Task.FromResult <LocationOrLocationLinks>(new[] { location.Value }));
}
public Task <CounterExampleList> Handle(CounterExampleParams request, CancellationToken cancellationToken)
{
DafnyDocument?document;
if (!_documents.TryGetDocument(request.TextDocument, out document))
{
_logger.LogWarning("counter-examples requested for unloaded document {DocumentUri}", request.TextDocument.Uri);
return(Task.FromResult(new CounterExampleList()));
}
return(Task.FromResult(new CounterExampleLoader(_logger, document, cancellationToken).GetCounterExamples()));
}
public override Task <SymbolInformationOrDocumentSymbolContainer> Handle(DocumentSymbolParams request, CancellationToken cancellationToken)
{
DafnyDocument?document;
if (!_documents.TryGetDocument(request.TextDocument, out document))
{
_logger.LogWarning("symbols requested for unloaded document {}", request.TextDocument.Uri);
return(Task.FromResult <SymbolInformationOrDocumentSymbolContainer>(_emptySymbols));
}
var visitor = new LspSymbolGeneratingVisitor(document.SymbolTable, cancellationToken);
var symbols = visitor.Visit(document.SymbolTable.CompilationUnit).ToArray();
return(Task.FromResult <SymbolInformationOrDocumentSymbolContainer>(symbols));
}
public override Task <Hover?> Handle(HoverParams request, CancellationToken cancellationToken)
{
_logger.LogTrace("received hover request for {Document}", request.TextDocument);
DafnyDocument?textDocument;
if (!_documents.TryGetDocument(request.TextDocument, out textDocument))
{
_logger.LogWarning("the document {Document} is not loaded", request.TextDocument);
return(Task.FromResult <Hover?>(null));
}
ILocalizableSymbol?symbol;
if (!textDocument.SymbolTable.TryGetSymbolAt(request.Position, out symbol))
{
_logger.LogDebug("no symbol was found at {Position} in {Document}", request.Position, request.TextDocument);
return(Task.FromResult <Hover?>(null));
}
return(Task.FromResult <Hover?>(CreateHover(symbol, cancellationToken)));
}