public TestDiagnosticAnalyzerDriver( Project project, DiagnosticAnalyzer workspaceAnalyzerOpt = null, bool includeSuppressedDiagnostics = false) { _exceptionDiagnosticsSource = new TestHostDiagnosticUpdateSource(project.Solution.Workspace); _diagnosticAnalyzerService = CreateDiagnosticAnalyzerService(project, workspaceAnalyzerOpt); _diagnosticAnalyzerService.CreateIncrementalAnalyzer(project.Solution.Workspace); _includeSuppressedDiagnostics = includeSuppressedDiagnostics; }
public TestDiagnosticAnalyzerDriver(Project project, ImmutableArray <DiagnosticAnalyzer> workspaceAnalyzers, Action <Exception, DiagnosticAnalyzer, Diagnostic> onAnalyzerException = null, bool logAnalyzerExceptionAsDiagnostics = false) { _workspaceAnalyzers = workspaceAnalyzers; _exceptionDiagnosticsSource = new TestHostDiagnosticUpdateSource(project.Solution.Workspace); _diagnosticAnalyzerService = new TestDiagnosticAnalyzerService(project.Language, workspaceAnalyzers, _exceptionDiagnosticsSource, onAnalyzerException); _incrementalAnalyzer = _diagnosticAnalyzerService.CreateIncrementalAnalyzer(project.Solution.Workspace); // If the test is not configured with a custom onAnalyzerException handler AND has not requested exceptions to be handled and logged as diagnostics, then FailFast on exceptions. if (onAnalyzerException == null && !logAnalyzerExceptionAsDiagnostics) { onAnalyzerException = DiagnosticExtensions.FailFastOnAnalyzerException; } _onAnalyzerException = onAnalyzerException; }
private static IEnumerable <Diagnostic> GetDiagnostics(DiagnosticAnalyzer workspaceAnalyzerOpt, Document document, TextSpan span, Project project, bool getDocumentDiagnostics, bool getProjectDiagnostics, Action <Exception, DiagnosticAnalyzer, Diagnostic> onAnalyzerException, bool logAnalyzerExceptionAsDiagnostics) { var documentDiagnostics = SpecializedCollections.EmptyEnumerable <Diagnostic>(); var projectDiagnostics = SpecializedCollections.EmptyEnumerable <Diagnostic>(); // If no user diagnostic analyzer, then test compiler diagnostics. var workspaceAnalyzer = workspaceAnalyzerOpt ?? DiagnosticExtensions.GetCompilerDiagnosticAnalyzer(project.Language); // If the test is not configured with a custom onAnalyzerException handler AND has not requested exceptions to be handled and logged as diagnostics, then FailFast on exceptions. if (onAnalyzerException == null && !logAnalyzerExceptionAsDiagnostics) { onAnalyzerException = DiagnosticExtensions.FailFastOnAnalyzerException; } var exceptionDiagnosticsSource = new TestHostDiagnosticUpdateSource(project.Solution.Workspace); var analyzerService = new TestDiagnosticAnalyzerService(project.Language, workspaceAnalyzer, exceptionDiagnosticsSource, onAnalyzerException); var incrementalAnalyzer = analyzerService.CreateIncrementalAnalyzer(project.Solution.Workspace); if (getDocumentDiagnostics) { var tree = document.GetSyntaxTreeAsync().Result; var root = tree.GetRoot(); var dxs = analyzerService.GetDiagnosticsAsync(project.Solution, project.Id, document.Id).WaitAndGetResult(CancellationToken.None); documentDiagnostics = dxs.Where(d => d.HasTextSpan && d.TextSpan.IntersectsWith(span)).Select(d => d.ToDiagnostic(tree)); } if (getProjectDiagnostics) { var dxs = analyzerService.GetDiagnosticsAsync(project.Solution, project.Id).WaitAndGetResult(CancellationToken.None); projectDiagnostics = dxs.Where(d => !d.HasTextSpan).Select(d => d.ToDiagnostic(tree: null)); } var exceptionDiagnostics = exceptionDiagnosticsSource.TestOnly_GetReportedDiagnostics(workspaceAnalyzer).Select(d => d.ToDiagnostic(tree: null)); return(documentDiagnostics.Concat(projectDiagnostics).Concat(exceptionDiagnostics)); }
private static IEnumerable <Diagnostic> GetDiagnostics(DiagnosticAnalyzer analyzerOpt, Document document, TextSpan span, Project project, bool getDocumentDiagnostics, bool getProjectDiagnostics, Action <Exception, DiagnosticAnalyzer, Diagnostic> onAnalyzerException, bool logAnalyzerExceptionAsDiagnostics) { var documentDiagnostics = SpecializedCollections.EmptyEnumerable <Diagnostic>(); var projectDiagnostics = SpecializedCollections.EmptyEnumerable <Diagnostic>(); // If no user diagnostic analyzer, then test compiler diagnostics. var analyzer = analyzerOpt ?? DiagnosticExtensions.GetCompilerDiagnosticAnalyzer(project.Language); // If the test is not configured with a custom onAnalyzerException handler AND has not requested exceptions to be handled and logged as diagnostics, then FailFast on exceptions. if (onAnalyzerException == null && !logAnalyzerExceptionAsDiagnostics) { onAnalyzerException = DiagnosticExtensions.FailFastOnAnalyzerException; } var exceptionDiagnosticsSource = new TestHostDiagnosticUpdateSource(project.Solution.Workspace); if (getDocumentDiagnostics) { var tree = document.GetSyntaxTreeAsync().Result; var root = document.GetSyntaxRootAsync().Result; var semanticModel = document.GetSemanticModelAsync().Result; var builder = new List <Diagnostic>(); var nodeInBodyAnalyzerService = document.Project.Language == LanguageNames.CSharp ? (ISyntaxNodeAnalyzerService) new CSharpSyntaxNodeAnalyzerService() : new VisualBasicSyntaxNodeAnalyzerService(); // Lets replicate the IDE diagnostic incremental analyzer behavior to determine span to test: // (a) If the span is contained within a method level member and analyzer supports semantic in span: analyze in member span. // (b) Otherwise, analyze entire syntax tree span. var spanToTest = root.FullSpan; var driver = new DiagnosticAnalyzerDriver(document, spanToTest, root, syntaxNodeAnalyzerService: nodeInBodyAnalyzerService, hostDiagnosticUpdateSource: exceptionDiagnosticsSource, overriddenOnAnalyzerException: onAnalyzerException); var diagnosticAnalyzerCategory = analyzer.GetDiagnosticAnalyzerCategory(driver); bool supportsSemanticInSpan = (diagnosticAnalyzerCategory & DiagnosticAnalyzerCategory.SemanticSpanAnalysis) != 0; if (supportsSemanticInSpan) { var syntaxFacts = document.Project.LanguageServices.GetService <ISyntaxFactsService>(); if (syntaxFacts != null) { var member = syntaxFacts.GetContainingMemberDeclaration(root, span.Start); if (member != null && syntaxFacts.IsMethodLevelMember(member) && member.FullSpan.Contains(span)) { spanToTest = member.FullSpan; } } } if ((diagnosticAnalyzerCategory & DiagnosticAnalyzerCategory.SyntaxAnalysis) != 0) { builder.AddRange(driver.GetSyntaxDiagnosticsAsync(analyzer).Result); } if (supportsSemanticInSpan || (diagnosticAnalyzerCategory & DiagnosticAnalyzerCategory.SemanticDocumentAnalysis) != 0) { builder.AddRange(driver.GetSemanticDiagnosticsAsync(analyzer).Result); } documentDiagnostics = builder.Where(d => d.Location == Location.None || (d.Location.SourceTree == tree && d.Location.SourceSpan.IntersectsWith(span))); } if (getProjectDiagnostics) { var nodeInBodyAnalyzerService = project.Language == LanguageNames.CSharp ? (ISyntaxNodeAnalyzerService) new CSharpSyntaxNodeAnalyzerService() : new VisualBasicSyntaxNodeAnalyzerService(); var driver = new DiagnosticAnalyzerDriver(project, nodeInBodyAnalyzerService, exceptionDiagnosticsSource, overriddenOnAnalyzerException: onAnalyzerException); if (analyzer.SupportsProjectDiagnosticAnalysis(driver)) { projectDiagnostics = driver.GetProjectDiagnosticsAsync(analyzer, null).Result; } } var exceptionDiagnostics = exceptionDiagnosticsSource.TestOnly_GetReportedDiagnostics(analyzer).Select(d => d.ToDiagnostic(tree: null)); return(documentDiagnostics.Concat(projectDiagnostics).Concat(exceptionDiagnostics)); }