1562var compilationOptions = new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary).WithNullableContextOptions(NullableContextOptions.Enable);

60.WithNullableContextOptions(NullableContextOptions.Enable));

60.WithNullableContextOptions(NullableContextOptions.Enable));

315.WithNullableContextOptions(NullableContextOptions.Disable);

315.WithNullableContextOptions(NullableContextOptions.Disable);

244public abstract NullableContextOptions NullableContextOptions { get; protected set; }

39private static bool IsFlagSet(NullableContextOptions context, NullableContextOptions flag) => 45public static bool WarningsEnabled(this NullableContextOptions context) => 46IsFlagSet(context, NullableContextOptions.Warnings); 51public static bool AnnotationsEnabled(this NullableContextOptions context) => 52IsFlagSet(context, NullableContextOptions.Annotations);

286case NullableContextOptions.Enable: 287case NullableContextOptions.Annotations: 290case NullableContextOptions.Disable: 291case NullableContextOptions.Warnings:

67NullableContextOptions nullableContextOptions = NullableContextOptions.Disable; 425Debug.Assert(loweredValue == nameof(NullableContextOptions.Disable).ToLower()); 426nullableContextOptions = NullableContextOptions.Disable; 429Debug.Assert(loweredValue == nameof(NullableContextOptions.Enable).ToLower()); 430nullableContextOptions = NullableContextOptions.Enable; 433Debug.Assert(loweredValue == nameof(NullableContextOptions.Warnings).ToLower()); 434nullableContextOptions = NullableContextOptions.Warnings; 437Debug.Assert(loweredValue == nameof(NullableContextOptions.Annotations).ToLower()); 438nullableContextOptions = NullableContextOptions.Annotations; 447nullableContextOptions = NullableContextOptions.Enable; 457nullableContextOptions = NullableContextOptions.Enable; 464nullableContextOptions = NullableContextOptions.Disable; 1536if (nullableContextOptions != NullableContextOptions.Disable && parseOptions.LanguageVersion < MessageID.IDS_FeatureNullableReferenceTypes.RequiredVersion())

258(Options.NullableContextOptions & NullableContextOptions.Warnings) != 0; 2991if (Options.NullableContextOptions != NullableContextOptions.Disable && LanguageVersion < MessageID.IDS_FeatureNullableReferenceTypes.RequiredVersion() && 4800if (Options.NullableContextOptions != NullableContextOptions.Disable)

38NullableContextOptions nullableOption, 144NullableContextOptions nullableOption,

5445NullableContextOptions? lazyDefaultState = null; 5464NullableContextOptions getDefaultState() 5466? NullableContextOptions.Disable

44public override NullableContextOptions NullableContextOptions { get; protected set; } 75NullableContextOptions nullableContextOptions = NullableContextOptions.Disable) 137nullableContextOptions: NullableContextOptions.Disable) 217NullableContextOptions nullableContextOptions) 403public CSharpCompilationOptions WithNullableContextOptions(NullableContextOptions options) 939nullableContextOptions: NullableContextOptions.Disable)

1639if (compilation.Options.NullableContextOptions != NullableContextOptions.Disable)

251bool value = (compilation.Options.NullableContextOptions != NullableContextOptions.Disable) ||

59var defaultNullableContext = compilationOptions.NullableContextOptions; 60NullableContextOptions? currentState = context.Tree.IsGeneratedCode(context.Options, CSharpSyntaxFacts.Instance, context.CancellationToken) 61? NullableContextOptions.Disable 119internal static NullableContextOptions? GetNullableContextOptions(NullableContextOptions compilationOptions, NullableContextOptions? options, NullableDirectiveTriviaSyntax directive) 128NullableContextOptions flagToChange; 131flagToChange = NullableContextOptions.Annotations; 135flagToChange = NullableContextOptions.Warnings; 158return NullableContextOptions.Annotations | NullableContextOptions.Warnings; 162return NullableContextOptions.Disable;

74private static bool IsReducing([NotNullWhen(true)] NullableContextOptions? oldOptions, [NotNullWhen(true)] NullableContextOptions? newOptions) 105var compilationOptions = ((CSharpCompilationOptions)context.SemanticModel.Compilation.Options).NullableContextOptions; 108NullableContextOptions? retainedOptions = compilationOptions; 187public static SyntaxTreeState Create(bool defaultCompleted, NullableContextOptions compilationOptions, SyntaxTree tree, CancellationToken cancellationToken) 195NullableContextOptions? currentOptions = compilationOptions;

182nullableContextOptions: NullableContextOptions.Enable

23[InlineData(NullableContextOptions.Disable, NullableContextOptions.Annotations)] 24[InlineData(NullableContextOptions.Disable, NullableContextOptions.Warnings)] 25[InlineData(NullableContextOptions.Disable, NullableContextOptions.Enable)] 26[InlineData(NullableContextOptions.Annotations, NullableContextOptions.Warnings)] 27[InlineData(NullableContextOptions.Annotations, NullableContextOptions.Enable)] 28[InlineData(NullableContextOptions.Warnings, NullableContextOptions.Annotations)] 29[InlineData(NullableContextOptions.Warnings, NullableContextOptions.Enable)] 30public async Task TestRedundantEnableDiffersFromCompilation(NullableContextOptions compilationContext, NullableContextOptions codeContext) 50[InlineData(NullableContextOptions.Annotations, NullableContextOptions.Annotations)] 51[InlineData(NullableContextOptions.Warnings, NullableContextOptions.Warnings)] 52[InlineData(NullableContextOptions.Enable, NullableContextOptions.Annotations)] 53[InlineData(NullableContextOptions.Enable, NullableContextOptions.Warnings)] 54[InlineData(NullableContextOptions.Enable, NullableContextOptions.Enable)] 55public async Task TestRedundantEnableMatchesCompilation(NullableContextOptions compilationContext, NullableContextOptions codeContext) 74[InlineData(NullableContextOptions.Annotations, NullableContextOptions.Annotations)] 75[InlineData(NullableContextOptions.Annotations, NullableContextOptions.Enable)] 76[InlineData(NullableContextOptions.Warnings, NullableContextOptions.Warnings)] 77[InlineData(NullableContextOptions.Warnings, NullableContextOptions.Enable)] 78[InlineData(NullableContextOptions.Enable, NullableContextOptions.Annotations)] 79[InlineData(NullableContextOptions.Enable, NullableContextOptions.Warnings)] 80[InlineData(NullableContextOptions.Enable, NullableContextOptions.Enable)] 81public async Task TestRedundantDisableDiffersFromCompilation(NullableContextOptions compilationContext, NullableContextOptions codeContext) 101[InlineData(NullableContextOptions.Disable, NullableContextOptions.Annotations)] 102[InlineData(NullableContextOptions.Disable, NullableContextOptions.Warnings)] 103[InlineData(NullableContextOptions.Disable, NullableContextOptions.Enable)] 104[InlineData(NullableContextOptions.Annotations, NullableContextOptions.Warnings)] 105[InlineData(NullableContextOptions.Warnings, NullableContextOptions.Annotations)] 106public async Task TestRedundantDisableMatchesCompilation(NullableContextOptions compilationContext, NullableContextOptions codeContext) 125public async Task TestRedundantRestoreDiffersFromPriorContext(NullableContextOptions compilationContext) 127var enable = compilationContext != NullableContextOptions.Enable; 148public async Task TestRedundantRestoreMatchesCompilation(NullableContextOptions compilationContext) 169NullableContextOptions.Enable, 192NullableContextOptions.Enable, 221NullableContextOptions.Enable, 249NullableContextOptions.Enable, 277NullableContextOptions.Enable, 307NullableContextOptions.Enable, 337NullableContextOptions.Enable, 368NullableContextOptions.Enable, 397NullableContextOptions.Enable, 427NullableContextOptions.Enable, 452private static string GetDisableDirectiveContext(NullableContextOptions options) 456NullableContextOptions.Warnings => "disable warnings", 457NullableContextOptions.Annotations => "disable annotations", 458NullableContextOptions.Enable => "disable", 463private static string GetEnableDirectiveContext(NullableContextOptions options) 467NullableContextOptions.Warnings => "enable warnings", 468NullableContextOptions.Annotations => "enable annotations", 469NullableContextOptions.Enable => "enable", 474private static async Task VerifyCodeFixAsync(NullableContextOptions compilationNullableContextOptions, string source, string fixedSource)

23[InlineData(NullableContextOptions.Annotations, NullableContextOptions.Annotations)] 24[InlineData(NullableContextOptions.Annotations, NullableContextOptions.Enable)] 25[InlineData(NullableContextOptions.Warnings, NullableContextOptions.Warnings)] 26[InlineData(NullableContextOptions.Warnings, NullableContextOptions.Enable)] 27[InlineData(NullableContextOptions.Enable, NullableContextOptions.Annotations)] 28[InlineData(NullableContextOptions.Enable, NullableContextOptions.Warnings)] 29[InlineData(NullableContextOptions.Enable, NullableContextOptions.Enable)] 30public async Task TestUnnecessaryDisableDiffersFromCompilation(NullableContextOptions compilationContext, NullableContextOptions codeContext) 51NullableContextOptions.Enable, 73NullableContextOptions.Enable, 100NullableContextOptions.Enable, 130NullableContextOptions.Enable, 156NullableContextOptions.Enable, 180NullableContextOptions.Disable, 215await VerifyCodeFixAsync(NullableContextOptions.Disable, code, code); 218private static string GetDisableDirectiveContext(NullableContextOptions options) 222NullableContextOptions.Warnings => "disable warnings", 223NullableContextOptions.Annotations => "disable annotations", 224NullableContextOptions.Enable => "disable", 229private static async Task VerifyCodeFixAsync(NullableContextOptions compilationNullableContextOptions, string source, string fixedSource)

4867Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 4871Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 4878Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 4882Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 4886Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 4893Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 4900Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 4906Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 4910Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 4919Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 4923Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 4927Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 4934Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 4941Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 4945Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 4949Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 4959Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 4963Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 4967Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 4974Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 4981Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 4985Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 4989Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 4999Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5003Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 5007Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 5014Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 5021Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 5025Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5029Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 5042Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5049Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 5056Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 5065Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5074Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5081Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5088Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 5097Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5104Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5111Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5118Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 5122Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5129Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 5136Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 5140Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5147Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5151Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5155Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5162Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5169Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5176Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5183Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5190Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5197Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5204Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5211Assert.Equal(NullableContextOptions.Warnings, parsedArgs.CompilationOptions.NullableContextOptions); 5215Assert.Equal(NullableContextOptions.Warnings, parsedArgs.CompilationOptions.NullableContextOptions); 5219Assert.Equal(NullableContextOptions.Warnings, parsedArgs.CompilationOptions.NullableContextOptions); 5223Assert.Equal(NullableContextOptions.Warnings, parsedArgs.CompilationOptions.NullableContextOptions); 5227Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5231Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 5235Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 5242Assert.Equal(NullableContextOptions.Warnings, parsedArgs.CompilationOptions.NullableContextOptions); 5249Assert.Equal(NullableContextOptions.Warnings, parsedArgs.CompilationOptions.NullableContextOptions); 5253Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5257Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 5261Assert.Equal(NullableContextOptions.Warnings, parsedArgs.CompilationOptions.NullableContextOptions); 5268Assert.Equal(NullableContextOptions.Warnings, parsedArgs.CompilationOptions.NullableContextOptions); 5275Assert.Equal(NullableContextOptions.Annotations, parsedArgs.CompilationOptions.NullableContextOptions); 5279Assert.Equal(NullableContextOptions.Annotations, parsedArgs.CompilationOptions.NullableContextOptions); 5283Assert.Equal(NullableContextOptions.Annotations, parsedArgs.CompilationOptions.NullableContextOptions); 5287Assert.Equal(NullableContextOptions.Annotations, parsedArgs.CompilationOptions.NullableContextOptions); 5291Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5295Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 5299Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 5306Assert.Equal(NullableContextOptions.Annotations, parsedArgs.CompilationOptions.NullableContextOptions); 5313Assert.Equal(NullableContextOptions.Annotations, parsedArgs.CompilationOptions.NullableContextOptions); 5317Assert.Equal(NullableContextOptions.Disable, parsedArgs.CompilationOptions.NullableContextOptions); 5321Assert.Equal(NullableContextOptions.Enable, parsedArgs.CompilationOptions.NullableContextOptions); 5325Assert.Equal(NullableContextOptions.Annotations, parsedArgs.CompilationOptions.NullableContextOptions); 5332Assert.Equal(NullableContextOptions.Annotations, parsedArgs.CompilationOptions.NullableContextOptions);

8364await TestWithOptionsAsync(new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary, nullableContextOptions: NullableContextOptions.Enable),

263var compilation0 = CreateCompilation(source0, parseOptions: TestOptions.Regular.WithNoRefSafetyRulesAttribute(), options: TestOptions.DebugDll.WithNullableContextOptions(NullableContextOptions.Enable));

338nullableContextOptions: NullableContextOptions.Enable); 341yield return defaultOptions.WithNullableContextOptions(NullableContextOptions.Disable); 342yield return defaultOptions.WithNullableContextOptions(NullableContextOptions.Warnings);

886var comp = CreateCompilation(new[] { source }, options: WithNullable(NullableContextOptions.Enable), parseOptions: TestOptions.Regular8); 908var comp = CreateCompilation(new[] { source }, options: WithNullable(NullableContextOptions.Annotations), parseOptions: TestOptions.Regular8);

2715CreateCompilation(source, options: TestOptions.DebugDll.WithNullableContextOptions(NullableContextOptions.Enable)).VerifyDiagnostics(expectedDiagnostics); 2716CreateCompilation(source, options: TestOptions.DebugDll.WithNullableContextOptions(NullableContextOptions.Annotations)).VerifyDiagnostics(expectedDiagnostics); 2745CreateCompilation(source, options: TestOptions.DebugDll.WithNullableContextOptions(NullableContextOptions.Enable)).VerifyDiagnostics(expectedDiagnostics); 2746CreateCompilation(source, options: TestOptions.DebugDll.WithNullableContextOptions(NullableContextOptions.Annotations)).VerifyDiagnostics(expectedDiagnostics);

593var compilation = CreateCompilation(source, options: TestOptions.DebugExe.WithNullableContextOptions(NullableContextOptions.Disable)); 636var compilation = CreateCompilation(source, options: TestOptions.DebugExe.WithNullableContextOptions(NullableContextOptions.Disable)); 679var compilation = CreateCompilation(source, options: TestOptions.DebugExe.WithNullableContextOptions(NullableContextOptions.Disable)); 722var compilation = CreateCompilation(source, options: TestOptions.DebugExe.WithNullableContextOptions(NullableContextOptions.Disable)); 746var compilation = CreateCompilation(source, options: TestOptions.DebugExe.WithNullableContextOptions(NullableContextOptions.Disable)); 769var compilation = CreateCompilation(source, options: TestOptions.DebugExe.WithNullableContextOptions(NullableContextOptions.Disable)); 812var compilation = CreateCompilation(source, options: TestOptions.DebugExe.WithNullableContextOptions(NullableContextOptions.Disable)); 854var compilation = CreateCompilation(source, options: TestOptions.DebugExe.WithNullableContextOptions(NullableContextOptions.Disable)); 902var compilation = CreateCompilation(source, options: TestOptions.DebugExe.WithNullableContextOptions(NullableContextOptions.Disable)); 961var compilation = CreateCompilation(source, options: TestOptions.DebugExe.WithNullableContextOptions(NullableContextOptions.Disable)); 989var compilation = CreateCompilation(source, options: TestOptions.DebugExe.WithNullableContextOptions(NullableContextOptions.Disable)); 1036var compilation = CreateCompilation(source, options: TestOptions.DebugExe.WithNullableContextOptions(NullableContextOptions.Disable)); 1089var compilation = CreateCompilation(source, options: TestOptions.DebugExe.WithNullableContextOptions(NullableContextOptions.Disable)); 1142var compilation = CreateCompilation(source, options: TestOptions.DebugExe.WithNullableContextOptions(NullableContextOptions.Disable)); 1195var compilation = CreateCompilation(source, options: TestOptions.DebugExe.WithNullableContextOptions(NullableContextOptions.Disable));

3033var comp = CreateCompilation(source, options: TestOptions.DebugDll.WithNullableContextOptions(nullableEnable ? NullableContextOptions.Enable : NullableContextOptions.Disable)); 3130var comp = CreateCompilation(source, options: TestOptions.DebugDll.WithNullableContextOptions(nullableEnable ? NullableContextOptions.Enable : NullableContextOptions.Disable));

65CompilationOptions.NullableContextOptions: NullableContextOptions.Disable, 90solution = solution.WithProjectCompilationOptions(project.Id, compilationOptions.WithNullableContextOptions(NullableContextOptions.Enable));

59var defaultNullableContext = compilationOptions.NullableContextOptions; 60NullableContextOptions? currentState = context.Tree.IsGeneratedCode(context.Options, CSharpSyntaxFacts.Instance, context.CancellationToken) 61? NullableContextOptions.Disable 119internal static NullableContextOptions? GetNullableContextOptions(NullableContextOptions compilationOptions, NullableContextOptions? options, NullableDirectiveTriviaSyntax directive) 128NullableContextOptions flagToChange; 131flagToChange = NullableContextOptions.Annotations; 135flagToChange = NullableContextOptions.Warnings; 158return NullableContextOptions.Annotations | NullableContextOptions.Warnings; 162return NullableContextOptions.Disable;

74private static bool IsReducing([NotNullWhen(true)] NullableContextOptions? oldOptions, [NotNullWhen(true)] NullableContextOptions? newOptions) 105var compilationOptions = ((CSharpCompilationOptions)context.SemanticModel.Compilation.Options).NullableContextOptions; 108NullableContextOptions? retainedOptions = compilationOptions; 187public static SyntaxTreeState Create(bool defaultCompleted, NullableContextOptions compilationOptions, SyntaxTree tree, CancellationToken cancellationToken) 195NullableContextOptions? currentOptions = compilationOptions;

4750compilationOptions = compilationOptions.WithNullableContextOptions(NullableContextOptions.Enable); 4793compilationOptions = compilationOptions.WithNullableContextOptions(NullableContextOptions.Enable);

37solution = solution.WithProjectCompilationOptions(projectId, compilationOptions.WithNullableContextOptions(NullableContextOptions.Enable)); 53solution = solution.WithProjectCompilationOptions(projectId, compilationOptions.WithNullableContextOptions(NullableContextOptions.Enable)); 536[InlineData(NullableContextOptions.Annotations)] 537[InlineData(NullableContextOptions.Warnings)] 538[InlineData(NullableContextOptions.Enable)] 539public async Task DisabledIfSetInProject(NullableContextOptions nullableContextOptions)

182nullableContextOptions: NullableContextOptions.Enable

23[InlineData(NullableContextOptions.Disable, NullableContextOptions.Annotations)] 24[InlineData(NullableContextOptions.Disable, NullableContextOptions.Warnings)] 25[InlineData(NullableContextOptions.Disable, NullableContextOptions.Enable)] 26[InlineData(NullableContextOptions.Annotations, NullableContextOptions.Warnings)] 27[InlineData(NullableContextOptions.Annotations, NullableContextOptions.Enable)] 28[InlineData(NullableContextOptions.Warnings, NullableContextOptions.Annotations)] 29[InlineData(NullableContextOptions.Warnings, NullableContextOptions.Enable)] 30public async Task TestRedundantEnableDiffersFromCompilation(NullableContextOptions compilationContext, NullableContextOptions codeContext) 50[InlineData(NullableContextOptions.Annotations, NullableContextOptions.Annotations)] 51[InlineData(NullableContextOptions.Warnings, NullableContextOptions.Warnings)] 52[InlineData(NullableContextOptions.Enable, NullableContextOptions.Annotations)] 53[InlineData(NullableContextOptions.Enable, NullableContextOptions.Warnings)] 54[InlineData(NullableContextOptions.Enable, NullableContextOptions.Enable)] 55public async Task TestRedundantEnableMatchesCompilation(NullableContextOptions compilationContext, NullableContextOptions codeContext) 74[InlineData(NullableContextOptions.Annotations, NullableContextOptions.Annotations)] 75[InlineData(NullableContextOptions.Annotations, NullableContextOptions.Enable)] 76[InlineData(NullableContextOptions.Warnings, NullableContextOptions.Warnings)] 77[InlineData(NullableContextOptions.Warnings, NullableContextOptions.Enable)] 78[InlineData(NullableContextOptions.Enable, NullableContextOptions.Annotations)] 79[InlineData(NullableContextOptions.Enable, NullableContextOptions.Warnings)] 80[InlineData(NullableContextOptions.Enable, NullableContextOptions.Enable)] 81public async Task TestRedundantDisableDiffersFromCompilation(NullableContextOptions compilationContext, NullableContextOptions codeContext) 101[InlineData(NullableContextOptions.Disable, NullableContextOptions.Annotations)] 102[InlineData(NullableContextOptions.Disable, NullableContextOptions.Warnings)] 103[InlineData(NullableContextOptions.Disable, NullableContextOptions.Enable)] 104[InlineData(NullableContextOptions.Annotations, NullableContextOptions.Warnings)] 105[InlineData(NullableContextOptions.Warnings, NullableContextOptions.Annotations)] 106public async Task TestRedundantDisableMatchesCompilation(NullableContextOptions compilationContext, NullableContextOptions codeContext) 125public async Task TestRedundantRestoreDiffersFromPriorContext(NullableContextOptions compilationContext) 127var enable = compilationContext != NullableContextOptions.Enable; 148public async Task TestRedundantRestoreMatchesCompilation(NullableContextOptions compilationContext) 169NullableContextOptions.Enable, 192NullableContextOptions.Enable, 221NullableContextOptions.Enable, 249NullableContextOptions.Enable, 277NullableContextOptions.Enable, 307NullableContextOptions.Enable, 337NullableContextOptions.Enable, 368NullableContextOptions.Enable, 397NullableContextOptions.Enable, 427NullableContextOptions.Enable, 452private static string GetDisableDirectiveContext(NullableContextOptions options) 456NullableContextOptions.Warnings => "disable warnings", 457NullableContextOptions.Annotations => "disable annotations", 458NullableContextOptions.Enable => "disable", 463private static string GetEnableDirectiveContext(NullableContextOptions options) 467NullableContextOptions.Warnings => "enable warnings", 468NullableContextOptions.Annotations => "enable annotations", 469NullableContextOptions.Enable => "enable", 474private static async Task VerifyCodeFixAsync(NullableContextOptions compilationNullableContextOptions, string source, string fixedSource)

23[InlineData(NullableContextOptions.Annotations, NullableContextOptions.Annotations)] 24[InlineData(NullableContextOptions.Annotations, NullableContextOptions.Enable)] 25[InlineData(NullableContextOptions.Warnings, NullableContextOptions.Warnings)] 26[InlineData(NullableContextOptions.Warnings, NullableContextOptions.Enable)] 27[InlineData(NullableContextOptions.Enable, NullableContextOptions.Annotations)] 28[InlineData(NullableContextOptions.Enable, NullableContextOptions.Warnings)] 29[InlineData(NullableContextOptions.Enable, NullableContextOptions.Enable)] 30public async Task TestUnnecessaryDisableDiffersFromCompilation(NullableContextOptions compilationContext, NullableContextOptions codeContext) 51NullableContextOptions.Enable, 73NullableContextOptions.Enable, 100NullableContextOptions.Enable, 130NullableContextOptions.Enable, 156NullableContextOptions.Enable, 180NullableContextOptions.Disable, 215await VerifyCodeFixAsync(NullableContextOptions.Disable, code, code); 218private static string GetDisableDirectiveContext(NullableContextOptions options) 222NullableContextOptions.Warnings => "disable warnings", 223NullableContextOptions.Annotations => "disable annotations", 224NullableContextOptions.Enable => "disable", 229private static async Task VerifyCodeFixAsync(NullableContextOptions compilationNullableContextOptions, string source, string fixedSource)

23[InlineData("#nullable enable", NullableContextOptions.Disable, NullableContext.Enabled)] 24[InlineData("#nullable enable", NullableContextOptions.Annotations, NullableContext.Enabled)] 25[InlineData("#nullable enable", NullableContextOptions.Warnings, NullableContext.Enabled)] 26[InlineData("#nullable enable", NullableContextOptions.Enable, NullableContext.Enabled)] 28[InlineData("#nullable enable warnings", NullableContextOptions.Disable, NullableContext.WarningsEnabled | NullableContext.AnnotationsContextInherited)] 29[InlineData("#nullable enable warnings", NullableContextOptions.Warnings, NullableContext.WarningsEnabled | NullableContext.AnnotationsContextInherited)] 30[InlineData("#nullable enable warnings", NullableContextOptions.Annotations, NullableContext.Enabled | NullableContext.AnnotationsContextInherited)] 31[InlineData("#nullable enable warnings", NullableContextOptions.Enable, NullableContext.Enabled | NullableContext.AnnotationsContextInherited)] 33[InlineData("#nullable enable annotations", NullableContextOptions.Disable, NullableContext.AnnotationsEnabled | NullableContext.WarningsContextInherited)] 34[InlineData("#nullable enable annotations", NullableContextOptions.Warnings, NullableContext.Enabled | NullableContext.WarningsContextInherited)] 35[InlineData("#nullable enable annotations", NullableContextOptions.Annotations, NullableContext.AnnotationsEnabled | NullableContext.WarningsContextInherited)] 36[InlineData("#nullable enable annotations", NullableContextOptions.Enable, NullableContext.Enabled | NullableContext.WarningsContextInherited)] 38[InlineData("#nullable disable", NullableContextOptions.Disable, NullableContext.Disabled)] 39[InlineData("#nullable disable", NullableContextOptions.Annotations, NullableContext.Disabled)] 40[InlineData("#nullable disable", NullableContextOptions.Warnings, NullableContext.Disabled)] 41[InlineData("#nullable disable", NullableContextOptions.Enable, NullableContext.Disabled)] 43[InlineData("#nullable disable warnings", NullableContextOptions.Disable, NullableContext.Disabled | NullableContext.AnnotationsContextInherited)] 44[InlineData("#nullable disable warnings", NullableContextOptions.Warnings, NullableContext.Disabled | NullableContext.AnnotationsContextInherited)] 45[InlineData("#nullable disable warnings", NullableContextOptions.Annotations, NullableContext.AnnotationsEnabled | NullableContext.AnnotationsContextInherited)] 46[InlineData("#nullable disable warnings", NullableContextOptions.Enable, NullableContext.AnnotationsEnabled | NullableContext.AnnotationsContextInherited)] 48[InlineData("#nullable disable annotations", NullableContextOptions.Disable, NullableContext.Disabled | NullableContext.WarningsContextInherited)] 49[InlineData("#nullable disable annotations", NullableContextOptions.Warnings, NullableContext.WarningsEnabled | NullableContext.WarningsContextInherited)] 50[InlineData("#nullable disable annotations", NullableContextOptions.Annotations, NullableContext.Disabled | NullableContext.WarningsContextInherited)] 51[InlineData("#nullable disable annotations", NullableContextOptions.Enable, NullableContext.WarningsEnabled | NullableContext.WarningsContextInherited)] 53public void NullableContextExplicitlySpecifiedAndRestoredInFile(string pragma, NullableContextOptions globalContext, NullableContext expectedContext) 112Assert.True(NullableContextOptions.Enable.AnnotationsEnabled()); 113Assert.True(NullableContextOptions.Enable.WarningsEnabled()); 115Assert.True(NullableContextOptions.Annotations.AnnotationsEnabled()); 116Assert.False(NullableContextOptions.Annotations.WarningsEnabled()); 118Assert.False(NullableContextOptions.Warnings.AnnotationsEnabled()); 119Assert.True(NullableContextOptions.Warnings.WarningsEnabled()); 121Assert.False(NullableContextOptions.Disable.AnnotationsEnabled()); 122Assert.False(NullableContextOptions.Disable.WarningsEnabled()); 481(NullableContextOptions?)null, 482NullableContextOptions.Disable, 501NullableContextOptions.Warnings, 502NullableContextOptions.Annotations, 503NullableContextOptions.Enable, 506foreach (var projectSetting in projectSettings) 521public void AnalyzeMethodsInEnabledContextOnly_01A(NullableContextOptions? projectContext, NullableDirectives classDirectives, NullableDirectives methodDirectives) 529public void AnalyzeMethodsInEnabledContextOnly_01B(NullableContextOptions? projectContext, NullableDirectives classDirectives, NullableDirectives methodDirectives) 534private static void AnalyzeMethodsInEnabledContextOnly_01_Execute(NullableContextOptions? projectContext, NullableDirectives classDirectives, NullableDirectives methodDirectives) 555bool isNullableEnabledForProject = projectContext != null && (projectContext.Value & NullableContextOptions.Warnings) != 0; 1023var options = TestOptions.ReleaseDll.WithNullableContextOptions(NullableContextOptions.Disable); 1051verify(new[] { source1, source2, source3, source4 }, TestOptions.ReleaseDll.WithNullableContextOptions(NullableContextOptions.Enable), new[] { ".ctor" }, 1652verify(new[] { source }, projectContext: NullableContextOptions.Warnings, expectedAnalyzedKeys: new[] { "<Main>$" }, 1733static void verify(string[] source, NullableContextOptions? projectContext, string[] expectedAnalyzedKeys, params DiagnosticDescription[] expectedDiagnostics) 2179public void AnalyzeMethodsInEnabledContextOnly_SpeculativeSemanticModel_A(NullableContextOptions? projectContext, NullableDirectives sourceDirectives, NullableDirectives speculativeDirectives) 2187public void AnalyzeMethodsInEnabledContextOnly_SpeculativeSemanticModel_B(NullableContextOptions? projectContext, NullableDirectives sourceDirectives, NullableDirectives speculativeDirectives) 2192private static void AnalyzeMethodsInEnabledContextOnly_SpeculativeSemanticModel_Execute(NullableContextOptions? projectContext, NullableDirectives sourceDirectives, NullableDirectives speculativeDirectives) 2213bool isNullableEnabledForProject = projectContext != null && (projectContext.Value & NullableContextOptions.Warnings) != 0; 2221private static void VerifySpeculativeSemanticModel(string source, NullableContextOptions? projectContext, string typeName, Microsoft.CodeAnalysis.NullableAnnotation expectedAnnotation)

2693var comp = CreateCompilation(source, options: WithNullable(TestOptions.UnsafeReleaseDll, NullableContextOptions.Enable)); 5285var comp = CreateCompilation(source, parseOptions: TestOptions.Regular.WithFeature("run-nullable-analysis", "always"), options: TestOptions.DebugDll.WithNullableContextOptions(NullableContextOptions.Disable)); 5331var comp = CreateCompilation(source, parseOptions: TestOptions.Regular.WithFeature("run-nullable-analysis", "always"), options: TestOptions.DebugDll.WithNullableContextOptions(NullableContextOptions.Enable)); 5406comp = CreateCompilation(new[] { source0, source1, source2 }, options: TestOptions.DebugDll.WithNullableContextOptions(NullableContextOptions.Disable)); 5419comp = CreateCompilation(new[] { source0, source1, source2 }, options: TestOptions.DebugDll.WithNullableContextOptions(NullableContextOptions.Enable)); 5556var comp = CreateCompilation(source, options: TestOptions.DebugDll.WithNullableContextOptions(NullableContextOptions.Enable)); 5576var comp = CreateCompilation(source, options: TestOptions.DebugDll.WithNullableContextOptions(NullableContextOptions.Enable)); 5598var comp = CreateCompilation(source, options: TestOptions.DebugDll.WithNullableContextOptions(NullableContextOptions.Enable)); 5616var comp = CreateCompilation(source, options: TestOptions.DebugDll.WithNullableContextOptions(NullableContextOptions.Enable)); 5638var comp = CreateCompilation(source, options: TestOptions.DebugDll.WithNullableContextOptions(NullableContextOptions.Enable)); 5667var comp = CreateCompilation(source, options: TestOptions.DebugDll.WithNullableContextOptions(NullableContextOptions.Enable)); 5701var comp = CreateCompilation(new[] { source1, source2 }, options: TestOptions.DebugDll.WithNullableContextOptions(NullableContextOptions.Enable)); 5736var comp = CreateCompilation(new[] { source1, source2 }, options: TestOptions.DebugDll.WithNullableContextOptions(NullableContextOptions.Enable)); 5815.WithNullableContextOptions(NullableContextOptions.Enable) 5954var comp = CreateCompilation(source, options: WithNullable(NullableContextOptions.Annotations)); 6292var comp = CreateCompilation(source, options: WithNullable(NullableContextOptions.Warnings)); 8589var comp = CreateCompilation("", options: WithNullable(NullableContextOptions.Enable), parseOptions: TestOptions.Regular7_3); 8595comp = CreateCompilation("", options: WithNullable(NullableContextOptions.Warnings), parseOptions: TestOptions.Regular7_3); 8601comp = CreateCompilation("", options: WithNullable(NullableContextOptions.Disable), parseOptions: TestOptions.Regular7_3); 8604comp = CreateCompilation("", options: WithNullable(NullableContextOptions.Enable), parseOptions: TestOptions.Regular8); 8607comp = CreateCompilation("", options: WithNullable(NullableContextOptions.Warnings), parseOptions: TestOptions.Regular8); 8610comp = CreateCompilation("", options: WithNullable(NullableContextOptions.Disable), parseOptions: TestOptions.Regular8); 8613comp = CreateCompilation(new string[] { }, options: WithNullable(NullableContextOptions.Enable), parseOptions: TestOptions.Regular7_3); 8616comp = CreateCompilation(new string[] { }, options: WithNullable(NullableContextOptions.Enable), parseOptions: TestOptions.Regular8); 8619comp = CreateCompilation(new string[] { }, options: WithNullable(NullableContextOptions.Warnings), parseOptions: TestOptions.Regular7_3); 8622comp = CreateCompilation(new string[] { }, options: WithNullable(NullableContextOptions.Warnings), parseOptions: TestOptions.Regular8); 8625comp = CreateCompilation(new string[] { }, options: WithNullable(NullableContextOptions.Disable), parseOptions: TestOptions.Regular7_3); 8628comp = CreateCompilation(new string[] { }, options: WithNullable(NullableContextOptions.Disable), parseOptions: TestOptions.Regular8); 32070options: TestOptions.DebugExe.WithNullableContextOptions(NullableContextOptions.Enable)); 98691var comp3 = CreateCompilation(new[] { source2 }, references: new[] { comp2.ToMetadataReference() }, options: WithNullable(NullableContextOptions.Warnings), parseOptions: TestOptions.Regular8); 99379var comp3 = CreateCompilation(new[] { source2 }, references: new[] { comp2.ToMetadataReference() }, options: WithNullable(NullableContextOptions.Warnings), parseOptions: TestOptions.Regular8); 100156var comp3 = CreateCompilation(new[] { source2 }, references: new[] { comp2.ToMetadataReference() }, options: WithNullable(NullableContextOptions.Warnings)); 100275var comp3 = CreateCompilation(new[] { source2 }, references: new[] { comp2.ToMetadataReference() }, options: WithNullable(NullableContextOptions.Warnings)); 101412var comp2 = CreateCompilation(source2, options: WithNullable(NullableContextOptions.Warnings), references: new[] { reference }); 111734string bangOrEmpty = comp0.Options.NullableContextOptions == NullableContextOptions.Disable ? "" : "!"; 113264assertNonNullTypesContext(source1, NullableContextOptions.Disable); 113265assertNonNullTypesContext(source1, NullableContextOptions.Warnings); 113267assertNonNullTypesContext(source2, NullableContextOptions.Disable); 113268assertNonNullTypesContext(source2, NullableContextOptions.Warnings); 113270void assertNonNullTypesContext(string source, NullableContextOptions nullableContextOptions) 113330assertNonNullTypesContext(source1, NullableContextOptions.Disable); 113331assertNonNullTypesContext(source1, NullableContextOptions.Warnings); 113333assertNonNullTypesContext(source2, NullableContextOptions.Disable); 113334assertNonNullTypesContext(source2, NullableContextOptions.Warnings); 113336void assertNonNullTypesContext(string source, NullableContextOptions nullableContextOptions) 113402assertNonNullTypesContext(source1, NullableContextOptions.Disable); 113403assertNonNullTypesContext(source1, NullableContextOptions.Warnings); 113405assertNonNullTypesContext(source2, NullableContextOptions.Disable); 113406assertNonNullTypesContext(source2, NullableContextOptions.Warnings); 113408void assertNonNullTypesContext(string source, NullableContextOptions nullableContextOptions) 113457assertNonNullTypesContext(NullableContextOptions.Disable); 113458assertNonNullTypesContext(NullableContextOptions.Warnings); 113460void assertNonNullTypesContext(NullableContextOptions nullableContextOptions) 113512assertNonNullTypesContext(NullableContextOptions.Disable); 113513assertNonNullTypesContext(NullableContextOptions.Warnings); 113515void assertNonNullTypesContext(NullableContextOptions nullableContextOptions) 113567assertNonNullTypesContext(NullableContextOptions.Disable); 113568assertNonNullTypesContext(NullableContextOptions.Warnings); 113570void assertNonNullTypesContext(NullableContextOptions nullableContextOptions) 113625assertNonNullTypesContext(NullableContextOptions.Disable); 113626assertNonNullTypesContext(NullableContextOptions.Warnings); 113628void assertNonNullTypesContext(NullableContextOptions nullableContextOptions) 113683assertNonNullTypesContext(NullableContextOptions.Disable); 113684assertNonNullTypesContext(NullableContextOptions.Warnings); 113686void assertNonNullTypesContext(NullableContextOptions nullableContextOptions) 113726assertNonNullTypesContext(NullableContextOptions.Disable); 113727assertNonNullTypesContext(NullableContextOptions.Warnings); 113729void assertNonNullTypesContext(NullableContextOptions nullableContextOptions) 113781assertNonNullTypesContext(NullableContextOptions.Disable); 113782assertNonNullTypesContext(NullableContextOptions.Warnings); 113784void assertNonNullTypesContext(NullableContextOptions nullableContextOptions) 113835AssertGetSpeculativeTypeInfo(source, NullableContextOptions.Enable, type, "A<System.String!>"); 113838private static void AssertGetSpeculativeTypeInfo(string source, NullableContextOptions nullableContextOptions, TypeSyntax type, string expected) 113872AssertGetSpeculativeTypeInfo(source, NullableContextOptions.Disable, type, "A<System.String>"); 113873AssertGetSpeculativeTypeInfo(source, NullableContextOptions.Warnings, type, "A<System.String>"); 113898AssertGetSpeculativeTypeInfo(source, NullableContextOptions.Enable, type, "A<System.String>"); 113923AssertGetSpeculativeTypeInfo(source, NullableContextOptions.Disable, type, "A<System.String!>"); 113924AssertGetSpeculativeTypeInfo(source, NullableContextOptions.Warnings, type, "A<System.String!>"); 113951AssertGetSpeculativeTypeInfo(source, NullableContextOptions.Enable, type, "A<System.String>"); 113978AssertGetSpeculativeTypeInfo(source, NullableContextOptions.Disable, type, "A<System.String!>"); 113979AssertGetSpeculativeTypeInfo(source, NullableContextOptions.Warnings, type, "A<System.String!>"); 114007AssertGetSpeculativeTypeInfo(source, NullableContextOptions.Enable, type, "A<System.String!>"); 114035AssertGetSpeculativeTypeInfo(source, NullableContextOptions.Disable, type, "A<System.String>"); 114036AssertGetSpeculativeTypeInfo(source, NullableContextOptions.Warnings, type, "A<System.String>"); 114060AssertTryGetSpeculativeSemanticModel(source, NullableContextOptions.Enable, type, "A<System.String!>!"); 114063private static void AssertTryGetSpeculativeSemanticModel(string source, NullableContextOptions nullableContextOptions, TypeSyntax type, string expected) 114098AssertTryGetSpeculativeSemanticModel(source, NullableContextOptions.Disable, type, "A<System.String>"); 114099AssertTryGetSpeculativeSemanticModel(source, NullableContextOptions.Warnings, type, "A<System.String>!"); 114124AssertTryGetSpeculativeSemanticModel(source, NullableContextOptions.Enable, type, "A<System.String>"); 114149AssertTryGetSpeculativeSemanticModel(source, NullableContextOptions.Disable, type, "A<System.String!>!"); 114150AssertTryGetSpeculativeSemanticModel(source, NullableContextOptions.Warnings, type, "A<System.String!>!"); 114177AssertTryGetSpeculativeSemanticModel(source, NullableContextOptions.Enable, type, "A<System.String>"); 114204AssertTryGetSpeculativeSemanticModel(source, NullableContextOptions.Disable, type, "A<System.String!>!"); 114205AssertTryGetSpeculativeSemanticModel(source, NullableContextOptions.Warnings, type, "A<System.String!>!"); 114233AssertTryGetSpeculativeSemanticModel(source, NullableContextOptions.Enable, type, "A<System.String!>!"); 114261AssertTryGetSpeculativeSemanticModel(source, NullableContextOptions.Disable, type, "A<System.String>"); 114262AssertTryGetSpeculativeSemanticModel(source, NullableContextOptions.Warnings, type, "A<System.String>"); 114283assertNonNullTypesContext(NullableContextOptions.Disable); 114284assertNonNullTypesContext(NullableContextOptions.Warnings); 114286void assertNonNullTypesContext(NullableContextOptions nullableContextOptions) 114341assertNonNullTypesContext(NullableContextOptions.Disable); 114342assertNonNullTypesContext(NullableContextOptions.Warnings); 114344void assertNonNullTypesContext(NullableContextOptions nullableContextOptions) 114402assertNonNullTypesContext(NullableContextOptions.Disable); 114403assertNonNullTypesContext(NullableContextOptions.Warnings); 114405void assertNonNullTypesContext(NullableContextOptions nullableContextOptions) 114460assertNonNullTypesContext(NullableContextOptions.Disable); 114461assertNonNullTypesContext(NullableContextOptions.Warnings); 114463void assertNonNullTypesContext(NullableContextOptions nullableContextOptions) 114496assertNonNullTypesContext(NullableContextOptions.Disable); 114497assertNonNullTypesContext(NullableContextOptions.Warnings); 114499void assertNonNullTypesContext(NullableContextOptions nullableContextOptions) 114533assertNonNullTypesContext(NullableContextOptions.Disable); 114534assertNonNullTypesContext(NullableContextOptions.Warnings); 114536void assertNonNullTypesContext(NullableContextOptions nullableContextOptions) 114569assertNonNullTypesContext(NullableContextOptions.Disable); 114570assertNonNullTypesContext(NullableContextOptions.Warnings); 114572void assertNonNullTypesContext(NullableContextOptions nullableContextOptions) 114599assertNonNullTypesContext(NullableContextOptions.Disable); 114600assertNonNullTypesContext(NullableContextOptions.Warnings); 114602void assertNonNullTypesContext(NullableContextOptions nullableContextOptions) 114631assertNonNullTypesContext(NullableContextOptions.Disable); 114632assertNonNullTypesContext(NullableContextOptions.Warnings); 114634void assertNonNullTypesContext(NullableContextOptions nullableContextOptions) 114664assertType(NullableContextOptions.Enable); 114666void assertType(NullableContextOptions nullableContextOptions) 114695assertType(NullableContextOptions.Enable); 114697void assertType(NullableContextOptions nullableContextOptions) 114725assertType(NullableContextOptions.Enable); 114727void assertType(NullableContextOptions nullableContextOptions) 114756assertType(NullableContextOptions.Enable); 114758void assertType(NullableContextOptions nullableContextOptions) 114786assertType(NullableContextOptions.Enable); 114788void assertType(NullableContextOptions nullableContextOptions) 114815assertType(NullableContextOptions.Enable); 114817void assertType(NullableContextOptions nullableContextOptions) 123852comp = CreateCompilation(new[] { source }, options: WithNullable(NullableContextOptions.Warnings)); 123862comp = CreateCompilation(new[] { source }, options: WithNullable(NullableContextOptions.Annotations)); 125161assertDiagnosticOptions(NullableContextOptions.Enable); 125162assertDiagnosticOptions(NullableContextOptions.Warnings); 125164void assertDiagnosticOptions(NullableContextOptions nullableContextOptions) 125344assertDiagnosticOptions(NullableContextOptions.Disable); 125345assertDiagnosticOptions(NullableContextOptions.Enable); 125346assertDiagnosticOptions(NullableContextOptions.Warnings); 125347assertDiagnosticOptions(NullableContextOptions.Annotations); 125349void assertDiagnosticOptions(NullableContextOptions nullableContextOptions) 125493assertDiagnosticOptions(NullableContextOptions.Disable); 125494assertDiagnosticOptions(NullableContextOptions.Enable); 125495assertDiagnosticOptions(NullableContextOptions.Warnings); 125496assertDiagnosticOptions(NullableContextOptions.Annotations); 125498void assertDiagnosticOptions(NullableContextOptions nullableContextOptions) 126032assertDiagnosticOptions1(NullableContextOptions.Enable); 126033assertDiagnosticOptions1(NullableContextOptions.Warnings); 126035assertDiagnosticOptions2(NullableContextOptions.Disable); 126036assertDiagnosticOptions2(NullableContextOptions.Annotations); 126038void assertDiagnosticOptions1(NullableContextOptions nullableContextOptions) 126113void assertDiagnosticOptions2(NullableContextOptions nullableContextOptions) 126178assertDiagnosticOptions(NullableContextOptions.Disable); 126179assertDiagnosticOptions(NullableContextOptions.Enable); 126180assertDiagnosticOptions(NullableContextOptions.Warnings); 126181assertDiagnosticOptions(NullableContextOptions.Annotations); 126183void assertDiagnosticOptions(NullableContextOptions nullableContextOptions) 157913var comp = CreateCompilation(src, options: TestOptions.DebugExe.WithNullableContextOptions(NullableContextOptions.Enable));

7628public void WriteOfReadonlyStaticMemberOfAnotherInstantiation03(NullableContextOptions nullableContextOptions) 22646CreateCompilationWithMscorlib40(source, references: new[] { Net40.References.SystemCore }, options: TestOptions.ReleaseDll.WithNullableContextOptions(NullableContextOptions.Disable)).VerifyDiagnostics(

184comp = CreateCompilation(text1, options: TestOptions.DebugExe.WithNullableContextOptions(NullableContextOptions.Enable), parseOptions: DefaultParseOptions); 309comp = CreateCompilation(new[] { text1, text2 }, options: TestOptions.DebugExe.WithNullableContextOptions(NullableContextOptions.Enable), parseOptions: DefaultParseOptions);

141TestProperty((old, value) => old.WithNullableContextOptions(value), opt => opt.NullableContextOptions, NullableContextOptions.Enable); 415NullableContextOptions nullableContextOptions = NullableContextOptions.Disable; 454Assert.Equal(NullableContextOptions.Disable, new CSharpCompilationOptions(OutputKind.ConsoleApplication).NullableContextOptions); 456var values = (NullableContextOptions[])System.Enum.GetValues(typeof(NullableContextOptions));

4495public void TestVarTuple(NullableContextOptions nullableContextOption) 4549public void TestVarTupleWithVarTypeInScope(NullableContextOptions nullableContextOption)

402public void Generic(NullableContextOptions nullableContextOptions) 422public void Generic2(NullableContextOptions nullableContextOptions)

1624var comp = CreateCompilation(source, options: TestOptions.DebugDll.WithNullableContextOptions(NullableContextOptions.Enable)); 1639comp = CreateCompilation(source, options: TestOptions.DebugDll.WithNullableContextOptions(NullableContextOptions.Annotations));

1337public void WRN_CLS_BadArgType_ConstructedTypeAccessibility(NullableContextOptions nullableContextOptions)

4927var comp = CreateCompilation(code, options: TestOptions.ReleaseExe.WithNullableContextOptions(NullableContextOptions.Enable));

1247return WithNullable(options, NullableContextOptions.Enable); 1252return WithNullable(options, NullableContextOptions.Disable); 1255protected static CSharpCompilationOptions WithNullable(NullableContextOptions nullableContextOptions) 1260protected static CSharpCompilationOptions WithNullable(CSharpCompilationOptions? options, NullableContextOptions nullableContextOptions)

56var nullableContextOptions = (NullableContextOptions)reader.ReadByte();

82var nullableOptions = nullable is null 83? NullableContextOptions.Disable 84: (NullableContextOptions)Enum.Parse(typeof(NullableContextOptions), nullable);

274public void CSharpCompilationOptionsCombination(bool @unsafe, NullableContextOptions nullableContextOptions)

1379Public Overrides Property NullableContextOptions As NullableContextOptions 1381Return NullableContextOptions.Disable 1383Protected Set(value As NullableContextOptions)

421var nullable = NullableContextOptions.Disable; 488nullable = (NullableContextOptions)Enum.Parse(typeof(NullableContextOptions), nullableAttribute.Value);

177if (options.NullableContextOptions != NullableContextOptions.Disable)

4872.WithProjectCompilationOptions(projectId, new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary).WithNullableContextOptions(NullableContextOptions.Enable));

84new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary).WithNullableContextOptions(NullableContextOptions.Enable));

84new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary).WithNullableContextOptions(NullableContextOptions.Enable));

84new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary).WithNullableContextOptions(NullableContextOptions.Enable));

84new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary).WithNullableContextOptions(NullableContextOptions.Enable));

84new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary).WithNullableContextOptions(NullableContextOptions.Enable));

84new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary).WithNullableContextOptions(NullableContextOptions.Enable));

48NullableContextOptions.Enable => "enable", 49NullableContextOptions.Warnings => "warnings", 50NullableContextOptions.Annotations => "annotations",

646var csharpOptions = CSharp.CSharpCompilation.Create("dummy").Options.WithNullableContextOptions(NullableContextOptions.Warnings).WithMetadataImportOptions(MetadataImportOptions.All);