public async Task <Reference[]> FindAllReferencesAsync(Uri uri, SourceLocation location, ReferenceSearchOptions options, CancellationToken cancellationToken = default) { if (uri != null) { var analysis = await Document.GetAnalysisAsync(uri, _services, FindReferencesAnalysisTimeout, cancellationToken); var definitionSource = new DefinitionSource(_services); var definition = definitionSource.FindDefinition(analysis, location, out var definingMember); if (definition == null) { return(Array.Empty <Reference>()); } var rootDefinition = definingMember.GetRootDefinition(); var name = definingMember.GetName(); // If it is an implicitly declared variable, such as function or a class // then the location is invalid and the module is null. Use current module. var declaringModule = rootDefinition.DeclaringModule ?? analysis.Document; if (!string.IsNullOrEmpty(name) && (declaringModule.ModuleType == ModuleType.User || options == ReferenceSearchOptions.All)) { return(await FindAllReferencesAsync(name, declaringModule, rootDefinition, location, definitionSource, cancellationToken)); } } return(Array.Empty <Reference>()); }
public async Task <DocumentHighlight[]> DocumentHighlightAsync(Uri uri, SourceLocation location, CancellationToken cancellationToken = default) { if (uri == null) { return(Array.Empty <DocumentHighlight>()); } var analysis = await Document.GetAnalysisAsync(uri, _services, DocumentHighlightAnalysisTimeout, cancellationToken); var definitionSource = new DefinitionSource(_services); var definition = definitionSource.FindDefinition(analysis, location, out var definingMember); if (definition == null || definingMember == null) { return(Array.Empty <DocumentHighlight>()); } var rootDefinition = definingMember.GetRootDefinition(); var result = rootDefinition.References .Where(r => r.DocumentUri.Equals(uri)) .Select((r, i) => new DocumentHighlight { kind = (i == 0) ? DocumentHighlightKind.Write : DocumentHighlightKind.Read, range = r.Span }) .ToArray(); return(result); }
private async Task <Reference[]> FindAllReferencesAsync(string name, IPythonModule declaringModule, ILocatedMember rootDefinition, SourceLocation location, DefinitionSource definitionSource, CancellationToken cancellationToken) { var candidateFiles = ScanClosedFiles(name, cancellationToken); var reloadRootDefinition = false; if (candidateFiles.Count > 0) { reloadRootDefinition = await AnalyzeFiles(declaringModule.Interpreter.ModuleResolution, candidateFiles, cancellationToken); } if (reloadRootDefinition) { var analysis = await Document.GetAnalysisAsync(declaringModule.Uri, _services, FindReferencesAnalysisTimeout, cancellationToken); var definition = definitionSource.FindDefinition(analysis, location, out var definingMember); if (definition == null) { return(Array.Empty <Reference>()); } rootDefinition = definingMember.GetRootDefinition(); } return(rootDefinition.References .Select(r => new Reference { uri = r.DocumentUri, range = r.Span }) .ToArray()); }