FirstOrDefault

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\LanguageServices\MoveDeclarationNearReference\AbstractMoveDeclarationNearReferenceService.State.cs (1)

128FirstStatementAffectedInInnermostBlock = InnermostBlockStatements.Cast<TStatementSyntax>().FirstOrDefault(allAffectedStatements.Contains);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\LanguageServices\SemanticsFactsService\AbstractSemanticFactsService.cs (2)

78var container = containerOpt ?? location.AncestorsAndSelf().FirstOrDefault( 166return (disposableType, disposableType?.GetMembers().OfType<IMethodSymbol>().FirstOrDefault(m => m.Parameters.Length == 0 && m.Name == methodName));

Identity.DefaultUI.WebSite (1)

src\Identity\test\InMemory.Test\InMemoryUserStore.cs (1)

64user.Claims.FirstOrDefault(

IdentitySample.PasskeyConformance (4)

InMemoryUserStore.cs (4)

38=> Task.FromResult(_users.Values.FirstOrDefault(u => string.Equals(u.NormalizedUserName, normalizedUserName, StringComparison.Ordinal))); 41=> Task.FromResult(_users.Values.FirstOrDefault(u => u.Passkeys.Any(p => p.CredentialId.SequenceEqual(credentialId)))); 44=> Task.FromResult(ToUserPasskeyInfo(user.Passkeys.FirstOrDefault(p => p.CredentialId.SequenceEqual(credentialId)))); 75var passkeyEntity = user.Passkeys.FirstOrDefault(p => p.CredentialId.SequenceEqual(passkey.CredentialId));

IdentitySample.PasskeyUI (4)

InMemoryUserStore.cs (4)

IIS.FunctionalTests (1)

src\Servers\IIS\IIS\test\Common.FunctionalTests\Infrastructure\Helpers.cs (1)

187var appPool = serverManager.ApplicationPools.FirstOrDefault(ap => ap.Name == appPoolName);

IIS.LongTests (2)

src\Servers\IIS\IIS\test\Common.FunctionalTests\Infrastructure\Helpers.cs (1)

187var appPool = serverManager.ApplicationPools.FirstOrDefault(ap => ap.Name == appPoolName);

src\Servers\IIS\IIS\test\Common.LongTests\StartupTests.cs (1)

321.FirstOrDefault(e => e.Attribute("name").Value == "AspNetCoreModuleV2");

IIS.NewHandler.FunctionalTests (2)

src\Servers\IIS\IIS\test\Common.FunctionalTests\Infrastructure\Helpers.cs (1)

187var appPool = serverManager.ApplicationPools.FirstOrDefault(ap => ap.Name == appPoolName);

src\Servers\IIS\IIS\test\Common.LongTests\StartupTests.cs (1)

321.FirstOrDefault(e => e.Attribute("name").Value == "AspNetCoreModuleV2");

IIS.NewShim.FunctionalTests (2)

src\Servers\IIS\IIS\test\Common.FunctionalTests\Infrastructure\Helpers.cs (1)

187var appPool = serverManager.ApplicationPools.FirstOrDefault(ap => ap.Name == appPoolName);

src\Servers\IIS\IIS\test\Common.LongTests\StartupTests.cs (1)

321.FirstOrDefault(e => e.Attribute("name").Value == "AspNetCoreModuleV2");

IIS.ShadowCopy.Tests (1)

src\Servers\IIS\IIS\test\Common.FunctionalTests\Infrastructure\Helpers.cs (1)

187var appPool = serverManager.ApplicationPools.FirstOrDefault(ap => ap.Name == appPoolName);

IIS.Tests (1)

StrictTestServerTests.cs (1)

20if (TestSink.Writes.FirstOrDefault(w => w.LogLevel > LogLevel.Information) is WriteContext writeContext)

IISExpress.FunctionalTests (2)

src\Servers\IIS\IIS\test\Common.FunctionalTests\Infrastructure\Helpers.cs (1)

187var appPool = serverManager.ApplicationPools.FirstOrDefault(ap => ap.Name == appPoolName);

src\Servers\IIS\IIS\test\Common.LongTests\StartupTests.cs (1)

321.FirstOrDefault(e => e.Attribute("name").Value == "AspNetCoreModuleV2");

illink (5)

Linker.Steps\BodySubstitutionParser.cs (1)

99var field = type.Fields.FirstOrDefault(f => f.Name == name);

Linker.Steps\MarkStep.cs (4)

1338PropertyDefinition? property = type.Properties.FirstOrDefault(p => p.Name == propertyname); 1377FieldDefinition? field = type.Fields.FirstOrDefault(f => f.Name == fieldname); 1392MethodDefinition? method = type.Methods.FirstOrDefault(m => m.Name == methodname && !m.HasMetadataParameters()); 1579TypeDefinition? moduleType = assembly.MainModule.Types.FirstOrDefault(t => t.MetadataToken.RID == 1);

InMemory.FunctionalTests (2)

src\Servers\Kestrel\shared\test\ServerRetryHelper.cs (1)

72var match = unavailableEndpoints.FirstOrDefault(ep => ep.Port == i);

src\Shared\Metrics\TestMeterFactory.cs (1)

20if (Meters.FirstOrDefault(m => m.Name == options.Name && m.Version == options.Version) is { } existingMeter)

Interop.FunctionalTests (5)

Http3\Http3RequestTests.cs (3)

1055var badLogWrite = TestSink.Writes.FirstOrDefault(w => w.LogLevel == LogLevel.Critical); 1141var badLogWrite = TestSink.Writes.FirstOrDefault(w => w.LogLevel >= LogLevel.Critical); 1816var connectionAbortLog = logs.FirstOrDefault(

src\Servers\Kestrel\shared\test\ServerRetryHelper.cs (1)

72var match = unavailableEndpoints.FirstOrDefault(ep => ep.Port == i);

src\Shared\Metrics\TestMeterFactory.cs (1)

20if (Meters.FirstOrDefault(m => m.Name == options.Name && m.Version == options.Version) is { } existingMeter)

InteropTests (1)

src\Shared\Process\ProcessEx.cs (1)

231.FirstOrDefault(attribute => attribute.Key == "TestPackageRestorePath")

Metrics (11)

src\Dependencies\Collections\Extensions\IEnumerableExtensions.cs (1)

795/// Variant of <see cref="System.Linq.Enumerable.FirstOrDefault{TSource}(IEnumerable{TSource}, Func{TSource, bool})"/>

src\RoslynAnalyzers\Utilities\Compiler\Extensions\DiagnosticExtensions.cs (1)

207var syntaxTreeOptionsProviderTryGetDiagnosticValueMethod = syntaxTreeOptionsProvider?.GetType().GetRuntimeMethods().FirstOrDefault(m => m.Name == "TryGetDiagnosticValue");

src\RoslynAnalyzers\Utilities\Compiler\Options\SymbolNamesWithValueOption.cs (3)

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\FlowAnalysis\SymbolUsageAnalysis\SymbolUsageAnalysis.cs (1)

47.FirstOrDefault(o => Equals((o as ILocalFunctionOperation)?.Symbol, localFunction));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\BottomUpBaseIndentationFinder.cs (1)

266var match = list.FirstOrDefault(o => o != null && o.Tokens.Contains(token));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\Engine\ChainedFormattingRules.cs (1)

105key => key.type.GetRuntimeMethods().FirstOrDefault(method => method.Name == key.name)?.DeclaringType);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Services\SyntaxFacts\AbstractDocumentationCommentService.cs (1)

67.FirstOrDefault(e => GetName(e).ToString() == "summary");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\INamedTypeSymbolExtensions.cs (1)

75.FirstOrDefault(s => symbol.Equals(s.GetOverriddenMember()));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\IPropertySymbolExtensions.cs (1)

17.FirstOrDefault(f => property.Equals(f.AssociatedSymbol));

Metrics.Legacy (11)

src\Dependencies\Collections\Extensions\IEnumerableExtensions.cs (1)

795/// Variant of <see cref="System.Linq.Enumerable.FirstOrDefault{TSource}(IEnumerable{TSource}, Func{TSource, bool})"/>

src\RoslynAnalyzers\Utilities\Compiler\Extensions\DiagnosticExtensions.cs (1)

207var syntaxTreeOptionsProviderTryGetDiagnosticValueMethod = syntaxTreeOptionsProvider?.GetType().GetRuntimeMethods().FirstOrDefault(m => m.Name == "TryGetDiagnosticValue");

src\RoslynAnalyzers\Utilities\Compiler\Options\SymbolNamesWithValueOption.cs (3)

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\FlowAnalysis\SymbolUsageAnalysis\SymbolUsageAnalysis.cs (1)

47.FirstOrDefault(o => Equals((o as ILocalFunctionOperation)?.Symbol, localFunction));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\BottomUpBaseIndentationFinder.cs (1)

266var match = list.FirstOrDefault(o => o != null && o.Tokens.Contains(token));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\Engine\ChainedFormattingRules.cs (1)

105key => key.type.GetRuntimeMethods().FirstOrDefault(method => method.Name == key.name)?.DeclaringType);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Services\SyntaxFacts\AbstractDocumentationCommentService.cs (1)

67.FirstOrDefault(e => GetName(e).ToString() == "summary");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\INamedTypeSymbolExtensions.cs (1)

75.FirstOrDefault(s => symbol.Equals(s.GetOverriddenMember()));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\IPropertySymbolExtensions.cs (1)

17.FirstOrDefault(f => property.Equals(f.AssociatedSymbol));

Microsoft.Analyzers.Extra (2)

Utilities\SyntaxNodeExtensions.cs (2)

112.FirstOrDefault(n => n.NodeHasSpecifiedMethod(semanticModel, expectedFullMethodNames)); 124.FirstOrDefault(n => n.NodeHasSpecifiedMethod(semanticModel, expectedFullMethodNames));

Microsoft.Analyzers.Local (4)

ApiLifecycle\AssemblyAnalysis.cs (4)

133var typeDef = Assembly.Types.FirstOrDefault(x => x.ModifiersAndName == typeModifiersAndName); 221var method = typeDef.Methods.FirstOrDefault(x => x.Member == methodSignature); 236var prop = typeDef.Properties.FirstOrDefault(x => x.Member == propSignature); 258var field = typeDef.Fields.FirstOrDefault(x => x.Member == fieldSignature);

Microsoft.Arcade.Common (2)

ZipArchiveManager.cs (2)

38zip.Entries.FirstOrDefault(e => e.FullName == entryName)?.Delete(); 53archive.Entries.FirstOrDefault(e => e.FullName == targetFilename)?.Delete();

Microsoft.AspNetCore.App.Analyzers (5)

Authorization\AddAuthorizationBuilderAnalyzer.cs (1)

46.FirstOrDefault(member => member is { Name: "AddAuthorization", Parameters.Length: 2 });

Authorization\AuthorizationOptionsTypes.cs (4)

25.FirstOrDefault(member => member.Name == "DefaultPolicy"); 27.FirstOrDefault(member => member.Name == "FallbackPolicy"); 29.FirstOrDefault(member => member.Name == "InvokeHandlersAfterFailure"); 32.FirstOrDefault(member => member.Name == "GetPolicy");

Microsoft.AspNetCore.App.Analyzers.Test (1)

RouteEmbeddedLanguage\FrameworkParametersCompletionProviderTests.cs (1)

845var item = result.Completions.ItemsList.FirstOrDefault(i => i.DisplayText == "id");

Microsoft.AspNetCore.Authentication.Cookies (1)

CookieAuthenticationHandler.cs (1)

166var claim = ticket.Principal.Claims.FirstOrDefault(c => c.Type.Equals(SessionIdClaim));

Microsoft.AspNetCore.Authentication.Test (1)

src\Shared\Metrics\TestMeterFactory.cs (1)

20if (Meters.FirstOrDefault(m => m.Name == options.Name && m.Version == options.Version) is { } existingMeter)

Microsoft.AspNetCore.Authorization.Test (4)

AuthorizationMiddlewareTests.cs (3)

829var res = AuthenticateResult.Success(new AuthenticationTicket(new ClaimsPrincipal(c.User.Identities.FirstOrDefault(i => i.AuthenticationType == scheme)), scheme)); 836var res = AuthenticateResult.Success(new AuthenticationTicket(new ClaimsPrincipal(c.User.Identities.FirstOrDefault(i => i.AuthenticationType == scheme)), scheme)); 925var res = AuthenticateResult.Success(new AuthenticationTicket(new ClaimsPrincipal(c.User.Identities.FirstOrDefault(i => i.AuthenticationType == scheme)), scheme));

src\Shared\Metrics\TestMeterFactory.cs (1)

20if (Meters.FirstOrDefault(m => m.Name == options.Name && m.Version == options.Version) is { } existingMeter)

Microsoft.AspNetCore.Components.Endpoints (1)

FormMapping\Metadata\FormDataMetadataFactory.cs (1)

193.FirstOrDefault(p => string.Equals(p.Name, property.Name, StringComparison.OrdinalIgnoreCase));

Microsoft.AspNetCore.Components.Server.Tests (2)

Circuits\RemoteJSDataStreamTest.cs (1)

353runtime.RemoteJSDataStreamInstances.FirstOrDefault(kvp => kvp.Value == stream).Key;

src\Shared\Metrics\TestMeterFactory.cs (1)

20if (Meters.FirstOrDefault(m => m.Name == options.Name && m.Version == options.Version) is { } existingMeter)

Microsoft.AspNetCore.Components.Tests (2)

RendererTest.cs (1)

5788entry = entries.FirstOrDefault(e => e.Event == eventType);

src\Shared\Metrics\TestMeterFactory.cs (1)

20if (Meters.FirstOrDefault(m => m.Name == options.Name && m.Version == options.Version) is { } existingMeter)

Microsoft.AspNetCore.Components.WebAssembly (2)

.packages\microsoft.dotnet.hotreload.agent\10.0.100-preview.7.25358.102\contentFiles\cs\net6.0\HotReloadAgent.cs (1)

143var assembly = AppDomain.CurrentDomain.GetAssemblies().FirstOrDefault(assembly => TryGetModuleId(assembly) is Guid moduleId && moduleId == delta.ModuleId);

Services\LazyAssemblyLoader.cs (1)

89var assembly = AssemblyLoadContext.Default.Assemblies.FirstOrDefault(a => a.GetName().Name == assemblyName);

Microsoft.AspNetCore.Components.WebView.Test (2)

ComponentsWebViewServiceCollectionExtensionsTests.cs (2)

41var persistenceManagerDescriptor = services.FirstOrDefault(s => s.ServiceType == typeof(ComponentStatePersistenceManager)); 42var persistentStateDescriptor = services.FirstOrDefault(s => s.ServiceType == typeof(PersistentComponentState));

Microsoft.AspNetCore.DataProtection (1)

XmlEncryption\XmlEncryptionExtensions.cs (1)

121var elementWhichRequiresEncryption = doc.Descendants().FirstOrDefault(DoesSingleElementRequireEncryption);

Microsoft.AspNetCore.Diagnostics.EntityFrameworkCore (1)

MigrationsEndPointMiddleware.cs (1)

113var contextType = registeredContexts.FirstOrDefault(c => string.Equals(contextTypeName, c.AssemblyQualifiedName, StringComparison.Ordinal));

Microsoft.AspNetCore.Diagnostics.Tests (1)

src\Shared\Metrics\TestMeterFactory.cs (1)

20if (Meters.FirstOrDefault(m => m.Name == options.Name && m.Version == options.Version) is { } existingMeter)

Microsoft.AspNetCore.Grpc.JsonTranscoding (1)

Internal\Json\FieldMaskConverter.cs (1)

44var firstInvalid = paths.FirstOrDefault(p => !Legacy.IsPathValid(p));

Microsoft.AspNetCore.Hosting.Tests (4)

src\Shared\Metrics\TestMeterFactory.cs (1)

20if (Meters.FirstOrDefault(m => m.Name == options.Name && m.Version == options.Version) is { } existingMeter)

WebHostBuilderTests.cs (3)

1209var context = provider.Sink.Writes.FirstOrDefault(s => s.EventId.Id == LoggerEventIds.HostingStartupAssemblyException); 1301var filter = (MyStartupFilter)host.Services.GetServices<IStartupFilter>().FirstOrDefault(s => s is MyStartupFilter); 1653ServiceADescriptor = services.FirstOrDefault(s => s.ServiceType == typeof(ServiceA));

Microsoft.AspNetCore.Http.Connections.Tests (1)

src\Shared\Metrics\TestMeterFactory.cs (1)

20if (Meters.FirstOrDefault(m => m.Name == options.Name && m.Version == options.Version) is { } existingMeter)

Microsoft.AspNetCore.Http.Extensions (3)

HeaderDictionaryTypeExtensions.cs (1)

303.FirstOrDefault(methodInfo =>

src\Components\Endpoints\src\FormMapping\Metadata\FormDataMetadataFactory.cs (1)

193.FirstOrDefault(p => string.Equals(p.Name, property.Name, StringComparison.OrdinalIgnoreCase));

src\Shared\ParameterBindingMethodCache.cs (1)

484.FirstOrDefault(methodInfo => methodInfo.Name == name);

Microsoft.AspNetCore.Identity (1)

SignInManager.cs (1)

1273var providerDisplayName = (await GetExternalAuthenticationSchemesAsync()).FirstOrDefault(p => p.Name == provider)?.DisplayName

Microsoft.AspNetCore.Identity.InMemory.Test (2)

InMemoryStore.cs (1)

141role.Claims.FirstOrDefault(

InMemoryUserStore.cs (1)

64user.Claims.FirstOrDefault(

Microsoft.AspNetCore.Identity.Test (2)

IdentityUIScriptsTest.cs (1)

138.FirstOrDefault(attr => string.Equals("asp-fallback-src", attr.Name, StringComparison.OrdinalIgnoreCase));

src\Shared\Metrics\TestMeterFactory.cs (1)

20if (Meters.FirstOrDefault(m => m.Name == options.Name && m.Version == options.Version) is { } existingMeter)

Microsoft.AspNetCore.JsonPatch (1)

Internal\PocoAdapter.cs (1)

213.FirstOrDefault(p => string.Equals(p.PropertyName, segment, StringComparison.OrdinalIgnoreCase));

Microsoft.AspNetCore.JsonPatch.SystemTextJson (1)

Internal\PocoAdapter.cs (1)

209.FirstOrDefault(p => string.Equals(p.Name, segment, ExtractStringComparison(serializerOptions)));

Microsoft.AspNetCore.Localization (1)

RequestLocalizationMiddleware.cs (1)

191var culture = supportedCultures.FirstOrDefault(

Microsoft.AspNetCore.Mvc.Abstractions (2)

ModelBinding\ModelMetadata.cs (1)

672var property = Properties.FirstOrDefault(p =>

src\Shared\ParameterBindingMethodCache.cs (1)

484.FirstOrDefault(methodInfo => methodInfo.Name == name);

Microsoft.AspNetCore.Mvc.ApiExplorer (1)

DefaultApiDescriptionProvider.cs (1)

322.FirstOrDefault(rp => string.Equals(rp.Name, parameter.Name, StringComparison.OrdinalIgnoreCase));

Microsoft.AspNetCore.Mvc.Core (1)

ModelBinding\Metadata\DefaultBindingMetadataProvider.cs (1)

127var mappedProperty = properties.FirstOrDefault(property =>

Microsoft.AspNetCore.Mvc.Core.Test (8)

Infrastructure\ActionSelectorTest.cs (1)

917.FirstOrDefault(x => x.ControllerName == "NonAction" && x.ActionName == actionName);

ModelBinding\Metadata\ModelAttributesTest.cs (7)

16var property = modelType.GetRuntimeProperties().FirstOrDefault(p => p.Name == nameof(BaseModel.BaseProperty)); 34var property = modelType.GetRuntimeProperties().FirstOrDefault(p => p.Name == nameof(BaseModel.TestProperty)); 64var property = modelType.GetRuntimeProperties().FirstOrDefault(p => p.Name == nameof(BaseModel.BaseProperty)); 82var property = modelType.GetRuntimeProperties().FirstOrDefault(p => p.Name == nameof(BaseModel.TestProperty)); 102var property = modelType.GetRuntimeProperties().FirstOrDefault(p => p.Name == nameof(BaseModel.VirtualProperty)); 120var property = modelType.GetRuntimeProperties().FirstOrDefault(p => p.Name == nameof(BaseModel.RouteValue)); 295var property = modelType.GetRuntimeProperties().FirstOrDefault(p => p.Name == nameof(BaseModel.RouteValue));

Microsoft.AspNetCore.Mvc.FunctionalTests (4)

TempDataInCookiesTest.cs (4)

98.FirstOrDefault(setCookieHeader => setCookieHeader.Name == CookieTempDataProvider.CookieName); 131.FirstOrDefault(setCookieHeaderValue => setCookieHeaderValue.Name == CookieTempDataProvider.CookieName); 154.FirstOrDefault(setCookieHeaderValue => setCookieHeaderValue.Name == CookieTempDataProvider.CookieName); 184.FirstOrDefault(setCookieHeaderValue => setCookieHeaderValue.Name == CookieTempDataProvider.CookieName);

Microsoft.AspNetCore.Mvc.Localization.Test (16)

MvcLocalizationMvcBuilderExtensionsTest.cs (8)

46var service = services.FirstOrDefault( 52service = services.FirstOrDefault( 59service = services.FirstOrDefault( 64service = services.FirstOrDefault( 69service = services.FirstOrDefault(sd => sd.ServiceType == typeof(IHtmlLocalizerFactory)); 74service = services.FirstOrDefault(sd => sd.ServiceType == typeof(IHtmlLocalizer<>)); 79service = services.FirstOrDefault(sd => sd.ServiceType == typeof(IViewLocalizer)); 127return services.FirstOrDefault(sd => sd.ServiceType == serviceType);

MvcLocalizationMvcCoreBuilderExtensionsTest.cs (8)

Microsoft.AspNetCore.Mvc.NewtonsoftJson (3)

DependencyInjection\NewtonsoftJsonMvcCoreBuilderExtensions.cs (3)

64var jsonResultExecutor = services.FirstOrDefault(f => 75var tempDataSerializer = services.FirstOrDefault(f => 89var jsonHelper = services.FirstOrDefault(

Microsoft.AspNetCore.Mvc.Razor (2)

ApplicationParts\RazorCompiledItemFeatureProvider.cs (2)

24.FirstOrDefault(g => g.Count() > 1); 63.FirstOrDefault(a => a.Key == "Identifier");

Microsoft.AspNetCore.Mvc.Razor.RuntimeCompilation (4)

ChecksumValidator.cs (1)

44.FirstOrDefault(c => string.Equals(item.Identifier, c.Identifier, StringComparison.OrdinalIgnoreCase));

CompilationFailedExceptionFactory.cs (1)

104sourceDocument = codeDocument.Imports.FirstOrDefault(f => string.Equals(f.FilePath, filePath, StringComparison.Ordinal));

DependencyInjection\RazorRuntimeCompilationMvcCoreBuilderExtensions.cs (2)

60var compilerProvider = services.FirstOrDefault(f => 73var actionDescriptorProvider = services.FirstOrDefault(f =>

Microsoft.AspNetCore.Mvc.RazorPages (2)

ApplicationModels\CompiledPageRouteModelProvider.cs (1)

126.FirstOrDefault(f => f.Key == RouteTemplateKey)

DependencyInjection\MvcRazorPagesMvcCoreBuilderExtensions.cs (1)

94var actionDescriptorProvider = services.FirstOrDefault(f =>

Microsoft.AspNetCore.Mvc.ViewFeatures (1)

DefaultHtmlGenerator.cs (1)

746modelError = modelErrors.FirstOrDefault(m => !string.IsNullOrEmpty(m.ErrorMessage)) ?? modelErrors[0];

Microsoft.AspNetCore.OpenApi (1)

src\Shared\ParameterBindingMethodCache.cs (1)

484.FirstOrDefault(methodInfo => methodInfo.Name == name);

Microsoft.AspNetCore.OpenApi.SourceGenerators.Tests (1)

SnapshotTestHelper.cs (1)

189var targetAssembly = AppDomain.CurrentDomain.GetAssemblies().FirstOrDefault(assembly => assembly.GetName().Name == "Microsoft.AspNetCore.OpenApi");

Microsoft.AspNetCore.OpenApi.Tests (2)

Transformers\CustomSchemaTransformerTests.cs (2)

191var idParam = context.Description.ParameterDescriptions.FirstOrDefault(p => p.Name == "id"); 192var limitParam = context.Description.ParameterDescriptions.FirstOrDefault(p => p.Name == "limit");

Microsoft.AspNetCore.RateLimiting.Tests (1)

src\Shared\Metrics\TestMeterFactory.cs (1)

20if (Meters.FirstOrDefault(m => m.Name == options.Name && m.Version == options.Version) is { } existingMeter)

Microsoft.AspNetCore.Routing.Microbenchmarks (1)

src\Shared\Metrics\TestMeterFactory.cs (1)

20if (Meters.FirstOrDefault(m => m.Name == options.Name && m.Version == options.Version) is { } existingMeter)

Microsoft.AspNetCore.Routing.Tests (1)

src\Shared\Metrics\TestMeterFactory.cs (1)

20if (Meters.FirstOrDefault(m => m.Name == options.Name && m.Version == options.Version) is { } existingMeter)

Microsoft.AspNetCore.Server.IntegrationTesting (1)

src\Shared\Process\ProcessEx.cs (1)

231.FirstOrDefault(attribute => attribute.Key == "TestPackageRestorePath")

Microsoft.AspNetCore.Server.IntegrationTesting.IIS (1)

XElementExtensions.cs (1)

35var existing = element.Elements(name).FirstOrDefault(e => e.Attribute(attribute)?.Value == attributeValue);

Microsoft.AspNetCore.Server.Kestrel.Core.Tests (2)

src\Servers\Kestrel\shared\test\ServerRetryHelper.cs (1)

72var match = unavailableEndpoints.FirstOrDefault(ep => ep.Port == i);

src\Shared\Metrics\TestMeterFactory.cs (1)

20if (Meters.FirstOrDefault(m => m.Name == options.Name && m.Version == options.Version) is { } existingMeter)

Microsoft.AspNetCore.Server.Kestrel.Microbenchmarks (1)

src\Shared\Metrics\TestMeterFactory.cs (1)

20if (Meters.FirstOrDefault(m => m.Name == options.Name && m.Version == options.Version) is { } existingMeter)

Microsoft.AspNetCore.Server.Kestrel.Tests (1)

src\Shared\Metrics\TestMeterFactory.cs (1)

20if (Meters.FirstOrDefault(m => m.Name == options.Name && m.Version == options.Version) is { } existingMeter)

Microsoft.AspNetCore.Server.Kestrel.Transport.Quic.Tests (1)

src\Servers\Kestrel\shared\test\ServerRetryHelper.cs (1)

72var match = unavailableEndpoints.FirstOrDefault(ep => ep.Port == i);

Microsoft.AspNetCore.SignalR.Client.SourceGenerator (1)

HubClientProxyGenerator.Parser.cs (1)

255&& memberAccess.Parent.ChildNodes().FirstOrDefault(x => x is ArgumentListSyntax) is

Microsoft.AspNetCore.SignalR.Tests (1)

HttpHeaderConnectionHandler.cs (1)

26var headerValues = headers.FirstOrDefault(h => string.Equals(h.Key, headerName, StringComparison.OrdinalIgnoreCase)).Value.ToArray();

Microsoft.AspNetCore.SignalR.Tests.Utils (1)

src\Shared\SignalR\WrappingLoggerFactory.cs (1)

107if (logScope.FirstOrDefault(kv => kv.Key == "TransportConnectionId" || kv.Key == "ClientConnectionId").Value is string id)

Microsoft.AspNetCore.StaticAssets.Tests (2)

StaticAssetsIntegrationTests.cs (2)

212var integrity = descriptors[0].Properties.FirstOrDefault(p => p.Name == "integrity"); 269var integrity = descriptors[0].Properties.FirstOrDefault(p => p.Name == "integrity");

Microsoft.AspNetCore.Testing (1)

ServiceFakesHostExtensions.cs (1)

40var uri = GetListenUris(host.Services.GetRequiredService<IServer>()).FirstOrDefault(addressFilter)

Microsoft.AspNetCore.WebSockets.ConformanceTests (1)

Autobahn\AutobahnTester.cs (1)

112var serverExpectation = _expectations.FirstOrDefault(e => e.Server == serverResult.Server && e.Ssl == serverResult.Ssl);

Microsoft.Build.Tasks.CodeAnalysis.UnitTests (1)

TestUtilities\DotNetSdkTestBase.cs (1)

78dotnetInstallDir = Environment.GetEnvironmentVariable("PATH")?.Split(Path.PathSeparator).FirstOrDefault(isMatchingDotNetInstance);

Microsoft.Cci.Extensions (6)

Extensions\CSharp\CSharpCciExtensions.cs (1)

790return attributes.FirstOrDefault(a => a.Type.AreEquivalent(attributeName));

HostEnvironment.cs (3)

258.FirstOrDefault(ai => !consideredIdentities.Contains(ai)); 482var coreAssemblyFile = contractSet.FirstOrDefault(c => Path.GetFileNameWithoutExtension(c).EndsWith(coreAssemblySimpleName, StringComparison.OrdinalIgnoreCase) == true); 668var coreIdentity = identities.FirstOrDefault(ai => StringComparer.OrdinalIgnoreCase.Equals(ai.Name.Value, coreAssemblySimpleName));

Writers\CSharp\CSharpWriter.cs (2)

150WriteMemberGroupHeader(types.FirstOrDefault(Filter.Include) as ITypeDefinitionMember); 187WriteMemberGroupHeader(members.FirstOrDefault(Filter.Include));

Microsoft.CodeAnalysis (2)

src\Dependencies\Collections\Extensions\IEnumerableExtensions.cs (1)

795/// Variant of <see cref="System.Linq.Enumerable.FirstOrDefault{TSource}(IEnumerable{TSource}, Func{TSource, bool})"/>

TreeDumper.cs (1)

254return Children.FirstOrDefault(c => c.Text == child);

Microsoft.CodeAnalysis.Analyzers (23)

ImplementationIsObsoleteAnalyzer.cs (1)

54if (attributes.FirstOrDefault(a => a is { AttributeClass.Name: ImplementationIsObsoleteAttributeName, ConstructorArguments: [{ Value: string }] }

MetaAnalyzers\CompareSymbolsCorrectlyAnalyzer.cs (1)

239.FirstOrDefault(x => x >= 0);

MetaAnalyzers\Fixers\AnalyzerReleaseTrackingFix.cs (3)

114TextDocument? additionalDocument = project.AdditionalDocuments.FirstOrDefault(doc => string.Equals(doc.Name, name, StringComparison.OrdinalIgnoreCase)); 171var unshippedDataDocument = project.AdditionalDocuments.FirstOrDefault(d => d.Name == ReleaseTrackingHelper.UnshippedFileName); 189var unshippedDataDocument = project.AdditionalDocuments.FirstOrDefault(d => d.Name == ReleaseTrackingHelper.UnshippedFileName);

MetaAnalyzers\Fixers\AnalyzerReleaseTrackingFix.FixAllProvider.cs (1)

98TextDocument? unshippedDocument = project.AdditionalDocuments.FirstOrDefault(a => a.Name == ReleaseTrackingHelper.UnshippedFileName);

MetaAnalyzers\ReportDiagnosticAnalyzer.cs (1)

158.FirstOrDefault(p => p.OverriddenProperty != null &&

src\Dependencies\Collections\Extensions\IEnumerableExtensions.cs (1)

795/// Variant of <see cref="System.Linq.Enumerable.FirstOrDefault{TSource}(IEnumerable{TSource}, Func{TSource, bool})"/>

src\RoslynAnalyzers\Utilities\Compiler\Extensions\DiagnosticExtensions.cs (1)

207var syntaxTreeOptionsProviderTryGetDiagnosticValueMethod = syntaxTreeOptionsProvider?.GetType().GetRuntimeMethods().FirstOrDefault(m => m.Name == "TryGetDiagnosticValue");

src\RoslynAnalyzers\Utilities\Compiler\Options\SymbolNamesWithValueOption.cs (3)

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\FlowAnalysis\SymbolUsageAnalysis\SymbolUsageAnalysis.cs (1)

47.FirstOrDefault(o => Equals((o as ILocalFunctionOperation)?.Symbol, localFunction));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\BottomUpBaseIndentationFinder.cs (1)

266var match = list.FirstOrDefault(o => o != null && o.Tokens.Contains(token));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\Engine\ChainedFormattingRules.cs (1)

105key => key.type.GetRuntimeMethods().FirstOrDefault(method => method.Name == key.name)?.DeclaringType);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Services\SyntaxFacts\AbstractDocumentationCommentService.cs (1)

67.FirstOrDefault(e => GetName(e).ToString() == "summary");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\INamedTypeSymbolExtensions.cs (1)

75.FirstOrDefault(s => symbol.Equals(s.GetOverriddenMember()));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\IPropertySymbolExtensions.cs (1)

17.FirstOrDefault(f => property.Equals(f.AssociatedSymbol));

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\CodeGeneration\CodeGenerationHelpers.cs (1)

221var beforeMember = declarationList.FirstOrDefault(m => m.Span.End >= info.Context.BeforeThisLocation.SourceSpan.End);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\Extensions\ProjectExtensions.cs (1)

106return project.AnalyzerConfigDocuments.FirstOrDefault(d => d.FilePath == analyzerConfigPath);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\LanguageServices\MoveDeclarationNearReference\AbstractMoveDeclarationNearReferenceService.State.cs (1)

128FirstStatementAffectedInInnermostBlock = InnermostBlockStatements.Cast<TStatementSyntax>().FirstOrDefault(allAffectedStatements.Contains);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\LanguageServices\SemanticsFactsService\AbstractSemanticFactsService.cs (2)

Microsoft.CodeAnalysis.AnalyzerUtilities (16)

src\Dependencies\Collections\Extensions\IEnumerableExtensions.cs (1)

795/// Variant of <see cref="System.Linq.Enumerable.FirstOrDefault{TSource}(IEnumerable{TSource}, Func{TSource, bool})"/>

src\RoslynAnalyzers\Utilities\Compiler\Extensions\DiagnosticExtensions.cs (1)

207var syntaxTreeOptionsProviderTryGetDiagnosticValueMethod = syntaxTreeOptionsProvider?.GetType().GetRuntimeMethods().FirstOrDefault(m => m.Name == "TryGetDiagnosticValue");

src\RoslynAnalyzers\Utilities\Compiler\Options\SymbolNamesWithValueOption.cs (3)

src\RoslynAnalyzers\Utilities\FlowAnalysis\FlowAnalysis\Framework\DataFlow\AbstractDataFlowAnalysisContext.cs (2)

118var parentAnalysisContext = InterproceduralAnalysisData.MethodsBeingAnalyzed.FirstOrDefault(context => context.ControlFlowGraph == ParentControlFlowGraph); 142var parentAnalysisContext = InterproceduralAnalysisData.MethodsBeingAnalyzed.FirstOrDefault(context => context.ControlFlowGraph == ParentControlFlowGraph);

src\RoslynAnalyzers\Utilities\FlowAnalysis\FlowAnalysis\Framework\DataFlow\AnalysisEntityDataFlowOperationVisitor.cs (1)

781AnalysisEntity? assignedValueEntity = childEntities.FirstOrDefault(c => IsMatchingAssignedEntity(tupleElementEntity, c));

src\RoslynAnalyzers\Utilities\FlowAnalysis\FlowAnalysis\Framework\DataFlow\DataFlowOperationVisitor.cs (2)

272.OfType<IMethodSymbol>().FirstOrDefault(HasDebugAssertSignature); 2977.FirstOrDefault(fc => fc.Id.Equals(operation.Id));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\FlowAnalysis\SymbolUsageAnalysis\SymbolUsageAnalysis.cs (1)

47.FirstOrDefault(o => Equals((o as ILocalFunctionOperation)?.Symbol, localFunction));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\BottomUpBaseIndentationFinder.cs (1)

266var match = list.FirstOrDefault(o => o != null && o.Tokens.Contains(token));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\Engine\ChainedFormattingRules.cs (1)

105key => key.type.GetRuntimeMethods().FirstOrDefault(method => method.Name == key.name)?.DeclaringType);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Services\SyntaxFacts\AbstractDocumentationCommentService.cs (1)

67.FirstOrDefault(e => GetName(e).ToString() == "summary");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\INamedTypeSymbolExtensions.cs (1)

75.FirstOrDefault(s => symbol.Equals(s.GetOverriddenMember()));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\IPropertySymbolExtensions.cs (1)

17.FirstOrDefault(f => property.Equals(f.AssociatedSymbol));

Microsoft.CodeAnalysis.BannedApiAnalyzers (16)

src\Dependencies\Collections\Extensions\IEnumerableExtensions.cs (1)

795/// Variant of <see cref="System.Linq.Enumerable.FirstOrDefault{TSource}(IEnumerable{TSource}, Func{TSource, bool})"/>

src\RoslynAnalyzers\Utilities\Compiler\Extensions\DiagnosticExtensions.cs (1)

207var syntaxTreeOptionsProviderTryGetDiagnosticValueMethod = syntaxTreeOptionsProvider?.GetType().GetRuntimeMethods().FirstOrDefault(m => m.Name == "TryGetDiagnosticValue");

src\RoslynAnalyzers\Utilities\Compiler\Options\SymbolNamesWithValueOption.cs (3)

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\FlowAnalysis\SymbolUsageAnalysis\SymbolUsageAnalysis.cs (1)

47.FirstOrDefault(o => Equals((o as ILocalFunctionOperation)?.Symbol, localFunction));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\BottomUpBaseIndentationFinder.cs (1)

266var match = list.FirstOrDefault(o => o != null && o.Tokens.Contains(token));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\Engine\ChainedFormattingRules.cs (1)

105key => key.type.GetRuntimeMethods().FirstOrDefault(method => method.Name == key.name)?.DeclaringType);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Services\SyntaxFacts\AbstractDocumentationCommentService.cs (1)

67.FirstOrDefault(e => GetName(e).ToString() == "summary");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\INamedTypeSymbolExtensions.cs (1)

75.FirstOrDefault(s => symbol.Equals(s.GetOverriddenMember()));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\IPropertySymbolExtensions.cs (1)

17.FirstOrDefault(f => property.Equals(f.AssociatedSymbol));

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\CodeGeneration\CodeGenerationHelpers.cs (1)

221var beforeMember = declarationList.FirstOrDefault(m => m.Span.End >= info.Context.BeforeThisLocation.SourceSpan.End);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\Extensions\ProjectExtensions.cs (1)

106return project.AnalyzerConfigDocuments.FirstOrDefault(d => d.FilePath == analyzerConfigPath);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\LanguageServices\MoveDeclarationNearReference\AbstractMoveDeclarationNearReferenceService.State.cs (1)

128FirstStatementAffectedInInnermostBlock = InnermostBlockStatements.Cast<TStatementSyntax>().FirstOrDefault(allAffectedStatements.Contains);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\LanguageServices\SemanticsFactsService\AbstractSemanticFactsService.cs (2)

Microsoft.CodeAnalysis.CodeStyle (10)

src\Analyzers\Core\Analyzers\RemoveUnnecessaryImports\AbstractRemoveUnnecessaryImportsDiagnosticAnalyzer.cs (1)

127var tree = compilation.SyntaxTrees.FirstOrDefault(tree => !GeneratedCodeUtilities.IsGeneratedCode(tree, IsRegularCommentOrDocComment, context.CancellationToken));

src\Analyzers\Core\Analyzers\UseIsNullCheck\AbstractUseIsNullForReferenceEqualsDiagnosticAnalyzer.cs (1)

39.FirstOrDefault(m => m.DeclaredAccessibility == Accessibility.Public &&

src\Analyzers\Core\Analyzers\UseNullPropagation\AbstractUseNullPropagationDiagnosticAnalyzer.cs (1)

94.FirstOrDefault(m => m is { DeclaredAccessibility: Accessibility.Public, Parameters.Length: 2 });

src\Dependencies\Collections\Extensions\IEnumerableExtensions.cs (1)

795/// Variant of <see cref="System.Linq.Enumerable.FirstOrDefault{TSource}(IEnumerable{TSource}, Func{TSource, bool})"/>

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\FlowAnalysis\SymbolUsageAnalysis\SymbolUsageAnalysis.cs (1)

47.FirstOrDefault(o => Equals((o as ILocalFunctionOperation)?.Symbol, localFunction));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\BottomUpBaseIndentationFinder.cs (1)

266var match = list.FirstOrDefault(o => o != null && o.Tokens.Contains(token));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\Engine\ChainedFormattingRules.cs (1)

105key => key.type.GetRuntimeMethods().FirstOrDefault(method => method.Name == key.name)?.DeclaringType);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Services\SyntaxFacts\AbstractDocumentationCommentService.cs (1)

67.FirstOrDefault(e => GetName(e).ToString() == "summary");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\INamedTypeSymbolExtensions.cs (1)

75.FirstOrDefault(s => symbol.Equals(s.GetOverriddenMember()));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\IPropertySymbolExtensions.cs (1)

17.FirstOrDefault(f => property.Equals(f.AssociatedSymbol));

Microsoft.CodeAnalysis.CodeStyle.Fixes (12)

src\Analyzers\Core\CodeFixes\ConvertToAsync\AbstractConvertToAsyncCodeFixProvider.cs (1)

47node = ancestors.FirstOrDefault(n => n.Span.Contains(span) && n != root);

src\Analyzers\Core\CodeFixes\GenerateMember\AbstractGenerateMemberService.cs (2)

130var attributeNode = expression.GetAncestors().FirstOrDefault(syntaxFacts.IsAttribute); 145var propertyPatternClause = expression.Ancestors().FirstOrDefault(syntaxFacts.IsPropertyPatternClause);

src\Analyzers\Core\CodeFixes\GenerateVariable\AbstractGenerateVariableService.State.cs (1)

332var assignmentStatement = simpleName.Ancestors().FirstOrDefault(syntaxFacts.IsSimpleAssignmentStatement);

src\Analyzers\Core\CodeFixes\ImplementInterface\ImplementInterfaceGenerator_Conflicts.cs (1)

27conflictingMember = allMembers.FirstOrDefault(m => HasConflict(m, member));

src\Analyzers\Core\CodeFixes\Iterator\AbstractIteratorCodeFixProvider.cs (1)

44node = ancestors.FirstOrDefault(n => n.Span.Contains(span) && n != root);

src\Analyzers\Core\CodeFixes\MakeMethodSynchronous\AbstractMakeMethodSynchronousCodeFixProvider.cs (1)

142var referencedSymbol = references.FirstOrDefault(r => Equals(r.Definition, methodSymbol));

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\CodeGeneration\CodeGenerationHelpers.cs (1)

221var beforeMember = declarationList.FirstOrDefault(m => m.Span.End >= info.Context.BeforeThisLocation.SourceSpan.End);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\Extensions\ProjectExtensions.cs (1)

106return project.AnalyzerConfigDocuments.FirstOrDefault(d => d.FilePath == analyzerConfigPath);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\LanguageServices\MoveDeclarationNearReference\AbstractMoveDeclarationNearReferenceService.State.cs (1)

128FirstStatementAffectedInInnermostBlock = InnermostBlockStatements.Cast<TStatementSyntax>().FirstOrDefault(allAffectedStatements.Contains);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\LanguageServices\SemanticsFactsService\AbstractSemanticFactsService.cs (2)

Microsoft.CodeAnalysis.Collections.Package (1)

Extensions\IEnumerableExtensions.cs (1)

795/// Variant of <see cref="System.Linq.Enumerable.FirstOrDefault{TSource}(IEnumerable{TSource}, Func{TSource, bool})"/>

Microsoft.CodeAnalysis.CSharp (1)

Binder\Semantics\BestTypeInferrer.cs (1)

19var example = types.FirstOrDefault(t => t.HasType);

Microsoft.CodeAnalysis.CSharp.CodeStyle (13)

src\Analyzers\CSharp\Analyzers\UseIndexOrRangeOperator\CSharpUseRangeOperatorDiagnosticAnalyzer.InfoCache.cs (4)

48.FirstOrDefault(IsTwoArgumentSliceLikeMethod); 58.FirstOrDefault(IsTwoArgumentSliceLikeMethod); 113.FirstOrDefault(IsTwoArgumentSliceLikeMethod); 163.FirstOrDefault(s => IsTwoArgumentSliceLikeMethod(s));

src\Analyzers\CSharp\Analyzers\UsePatternMatching\CSharpAsAndNullCheckDiagnosticAnalyzer.cs (1)

201var comparisonEnclosingBlock = comparison.AncestorsAndSelf().FirstOrDefault(n => n is BlockSyntax);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Extensions\ILocalSymbolExtensions.cs (1)

17.FirstOrDefault(node => node.Kind() is SyntaxKind.LocalFunctionStatement or SyntaxKind.MethodDeclaration);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Extensions\StatementSyntaxExtensions.cs (2)

21return previousToken.GetAncestors<StatementSyntax>().FirstOrDefault(s => AreSiblingStatements(s, statement)); 32return nextToken.GetAncestors<StatementSyntax>().FirstOrDefault(s => AreSiblingStatements(s, statement));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Extensions\SyntaxNodeExtensions.cs (2)

377return contextNode.GetAncestorsOrThis<BaseNamespaceDeclarationSyntax>().FirstOrDefault(n => n.Usings.Count > 0); 390return containingNamespace.GetAncestors<BaseNamespaceDeclarationSyntax>().FirstOrDefault(n => n.Usings.Count > 0);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Formatting\Rules\ElasticTriviaFormattingRule.cs (1)

255var firstNonWhitespaceTrivia = triviaList.FirstOrDefault(trivia => !IsWhitespace(trivia));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Services\RefactoringHelpers\CSharpRefactoringHelpers.cs (1)

50var member = typeDecl.Members.FirstOrDefault(d => d.FullSpan.Contains(position));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Services\SyntaxFacts\CSharpSyntaxFacts.cs (1)

621.FirstOrDefault(n => n is BaseTypeDeclarationSyntax or DelegateDeclarationSyntax);

Microsoft.CodeAnalysis.CSharp.CodeStyle.Fixes (23)

src\Analyzers\CSharp\CodeFixes\ConvertToAsync\CSharpConvertToAsyncMethodCodeFixProvider.cs (1)

65var invocationExpression = node.ChildNodes().FirstOrDefault(n => n.IsKind(SyntaxKind.InvocationExpression));

src\Analyzers\CSharp\CodeFixes\ConvertToRecord\ConvertToRecordEngine.cs (5)

200var equalsOp = (OperatorDeclarationSyntax?)typeDeclaration.Members.FirstOrDefault(member 202var notEqualsOp = (OperatorDeclarationSyntax?)typeDeclaration.Members.FirstOrDefault(member 289var iEquatableItem = typeList.FirstOrDefault(baseItem 617.FirstOrDefault(trivia => trivia != null); 781var summaryNode = docComment.Content.FirstOrDefault(node =>

src\Analyzers\CSharp\CodeFixes\DocumentationComments\CSharpAddDocCommentNodesCodeFixProvider.cs (1)

63.FirstOrDefault(f => f is ParameterListSyntax);

src\Analyzers\CSharp\CodeFixes\FixReturnType\CSharpFixReturnTypeCodeFixProvider.cs (1)

137return node.GetAncestors().Select(TryGetReturnTypeToFix).FirstOrDefault(p => p.type != null);

src\Analyzers\CSharp\CodeFixes\GenerateMethod\GenerateDeconstructMethodCodeFixProvider.cs (1)

46.FirstOrDefault(n => n.Kind() is SyntaxKind.SimpleAssignmentExpression or SyntaxKind.ForEachVariableStatement or SyntaxKind.PositionalPatternClause);

src\Analyzers\CSharp\CodeFixes\Iterator\CSharpAddYieldCodeFixProvider.cs (1)

220node = ancestors.FirstOrDefault(n => n.Span.Contains(span) && n != root && n.IsKind(SyntaxKind.ReturnStatement));

src\Analyzers\CSharp\CodeFixes\MakeMethodAsynchronous\CSharpMakeMethodAsynchronousCodeFixProvider.cs (1)

185var partialModifier = modifiers.FirstOrDefault(static m => m.IsKind(SyntaxKind.PartialKeyword));

src\Analyzers\CSharp\CodeFixes\Nullable\CSharpDeclareAsNullableCodeFixProvider.cs (1)

118var containingMember = node.GetAncestors().FirstOrDefault(

src\Analyzers\CSharp\CodeFixes\UseCollectionExpression\CSharpCollectionExpressionRewriter.cs (1)

661var firstLeadingComment = leadingTrivia.FirstOrDefault(t => t.IsSingleOrMultiLineComment());

src\Analyzers\CSharp\CodeFixes\UsePrimaryConstructor\CSharpUsePrimaryConstructorCodeFixProvider.cs (1)

267var inKeyword = current.Modifiers.FirstOrDefault(t => t.Kind() == SyntaxKind.InKeyword);

src\Analyzers\CSharp\CodeFixes\UsePrimaryConstructor\CSharpUsePrimaryConstructorCodeFixProvider_DocComments.cs (1)

179var (removedMember, (memberDeclaration, _)) = removedMembers.FirstOrDefault(kvp => kvp.Key.Name == memberName);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\CodeGeneration\CSharpCodeGenerationHelpers.cs (1)

155=> members.FirstOrDefault(m => m is MethodDeclarationSyntax);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\CodeGeneration\NamedTypeGenerator.cs (1)

111var primaryConstructor = members.OfType<IMethodSymbol>().FirstOrDefault(m => CodeGenerationConstructorInfo.GetIsPrimaryConstructor(m));

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\Extensions\ContextQuery\SyntaxTokenExtensions.cs (1)

544.FirstOrDefault(a => !a.IsMissing && a.IsKindOrHasMatchingText(kind));

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\Extensions\ContextQuery\SyntaxTreeExtensions.cs (1)

882var firstConstructorConstraint = constraintClause.Constraints.FirstOrDefault(t => t is ConstructorConstraintSyntax);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\Indentation\CSharpIndentationService.Indenter.cs (2)

429var clause = token.GetAncestors<SyntaxNode>().FirstOrDefault(n => n is QueryClauseSyntax or SelectOrGroupClauseSyntax); 474var nonExpressionNode = token.GetAncestors<SyntaxNode>().FirstOrDefault(n => n is StatementSyntax);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\LanguageServices\CSharpTypeInferenceService.TypeInferrer.cs (2)

2133.FirstOrDefault(label => label.Kind() == SyntaxKind.CaseSwitchLabel) is CaseSwitchLabelSyntax firstCase) 2211var container = afterNode.AncestorsAndSelf().FirstOrDefault(a => a is BlockSyntax or SwitchSectionSyntax);

Microsoft.CodeAnalysis.CSharp.EditorFeatures.UnitTests (1)

StringCopyPaste\StringCopyPasteCommandHandlerTests.cs (1)

92var copyDocument = this.Workspace.Documents.FirstOrDefault(d => d.AnnotatedSpans.ContainsKey("Copy"));

Microsoft.CodeAnalysis.CSharp.Emit3.UnitTests (2)

Attributes\AttributeTests_NativeInteger.cs (1)

1611return reader.GetCustomAttribute(handles.FirstOrDefault(h => GetAttributeConstructorName(reader, h) == name));

Attributes\AttributeTests_Nullable.cs (1)

5418return reader.GetCustomAttribute(handles.FirstOrDefault(h => GetAttributeConstructorName(reader, h) == name));

Microsoft.CodeAnalysis.CSharp.Features (40)

ChangeSignature\CSharpChangeSignatureService.cs (3)

178var argument = argumentList?.Arguments.FirstOrDefault(a => a.Span.Contains(position)); 247var matchingNode = node.AncestorsAndSelf().FirstOrDefault(n => _updatableAncestorKinds.Contains(n.Kind())); 831var nameAttribute = paramNode.StartTag.Attributes.FirstOrDefault(a => a.Name.ToString().Equals("name", StringComparison.OrdinalIgnoreCase));

Completion\CompletionProviders\AwaitCompletionProvider.cs (1)

114return parent.AncestorsAndSelf().FirstOrDefault(node =>

Completion\CompletionProviders\DeclarationName\DeclarationNameRecommender.cs (2)

136.FirstOrDefault(m => m.IsValidGetEnumerator() || m.IsValidGetAsyncEnumerator()) 138.OfType<IPropertySymbol>().FirstOrDefault(p => p.GetMethod != null)?.Type;

ConvertAutoPropertyToFullProperty\CSharpConvertAutoPropertyToFullPropertyCodeRefactoringProvider.cs (2)

122=> (accessorListSyntax.Accessors.FirstOrDefault(a => a.IsKind(SyntaxKind.GetAccessorDeclaration)), 123accessorListSyntax.Accessors.FirstOrDefault(a => a.Kind() is SyntaxKind.SetAccessorDeclaration or SyntaxKind.InitAccessorDeclaration));

ConvertProgram\ConvertProgramTransform_ProgramMain.cs (1)

39var oldClassDeclaration = root.Members.OfType<ClassDeclarationSyntax>().FirstOrDefault(IsProgramClass);

Debugging\CSharpProximityExpressionsService.Worker.cs (1)

220var statementAncestor = _parentStatement.Ancestors().OfType<StatementSyntax>().FirstOrDefault(node => !node.IsKind(SyntaxKind.Block));

EditAndContinue\BreakpointSpans.cs (1)

202var baseInitializer = (PrimaryConstructorBaseTypeSyntax?)typeDeclaration.BaseList?.Types.FirstOrDefault(t => t.IsKind(SyntaxKind.PrimaryConstructorBaseType));

ExtractMethod\CSharpMethodExtractor.CSharpCodeGenerator.cs (1)

797var container = lastStatement.GetAncestorsOrThis<SyntaxNode>().FirstOrDefault(n => n.IsReturnableConstruct());

ExtractMethod\CSharpSelectionValidator.cs (1)

184var firstValidNode = node.GetAncestors<SyntaxNode>().FirstOrDefault(n => Check(semanticModel, n, cancellationToken));

GenerateConstructors\CSharpGenerateConstructorsCodeRefactoringProvider.cs (1)

65var getAccessor = propertyDeclaration.AccessorList?.Accessors.FirstOrDefault(a => a.Kind() == SyntaxKind.GetAccessorDeclaration);

GenerateType\CSharpGenerateTypeService.cs (1)

391var firstVarDeclWithInitializer = variableDeclaration.Variables.FirstOrDefault(var => var.Initializer != null && var.Initializer.Value != null);

Highlighting\KeywordHighlighters\ReturnStatementHighlighter.cs (1)

35.FirstOrDefault(n => n.IsReturnableConstructOrTopLevelCompilationUnit());

Highlighting\KeywordHighlighters\YieldStatementHighlighter.cs (1)

35.FirstOrDefault(n => n.IsReturnableConstruct());

IntroduceVariable\CSharpIntroduceVariableService_IntroduceLocal.cs (1)

41: expression.Ancestors().FirstOrDefault(s => s is BlockSyntax or ArrowExpressionClauseSyntax or LambdaExpressionSyntax);

QuickInfo\CSharpDiagnosticAnalyzerQuickInfoProvider.cs (1)

137var diagnosticDescriptor = supportedDiagnostics.FirstOrDefault(d => d.Id == errorCode);

QuickInfo\CSharpSyntacticQuickInfoProvider.cs (1)

68var openBrace = parent.ChildNodesAndTokens().FirstOrDefault(n => n.Kind() == SyntaxKind.OpenBraceToken).AsToken();

src\Analyzers\CSharp\Analyzers\UseIndexOrRangeOperator\CSharpUseRangeOperatorDiagnosticAnalyzer.InfoCache.cs (4)

src\Analyzers\CSharp\Analyzers\UsePatternMatching\CSharpAsAndNullCheckDiagnosticAnalyzer.cs (1)

201var comparisonEnclosingBlock = comparison.AncestorsAndSelf().FirstOrDefault(n => n is BlockSyntax);

src\Analyzers\CSharp\CodeFixes\ConvertToAsync\CSharpConvertToAsyncMethodCodeFixProvider.cs (1)

65var invocationExpression = node.ChildNodes().FirstOrDefault(n => n.IsKind(SyntaxKind.InvocationExpression));

src\Analyzers\CSharp\CodeFixes\ConvertToRecord\ConvertToRecordEngine.cs (5)

src\Analyzers\CSharp\CodeFixes\DocumentationComments\CSharpAddDocCommentNodesCodeFixProvider.cs (1)

63.FirstOrDefault(f => f is ParameterListSyntax);

src\Analyzers\CSharp\CodeFixes\FixReturnType\CSharpFixReturnTypeCodeFixProvider.cs (1)

137return node.GetAncestors().Select(TryGetReturnTypeToFix).FirstOrDefault(p => p.type != null);

src\Analyzers\CSharp\CodeFixes\GenerateMethod\GenerateDeconstructMethodCodeFixProvider.cs (1)

46.FirstOrDefault(n => n.Kind() is SyntaxKind.SimpleAssignmentExpression or SyntaxKind.ForEachVariableStatement or SyntaxKind.PositionalPatternClause);

src\Analyzers\CSharp\CodeFixes\Iterator\CSharpAddYieldCodeFixProvider.cs (1)

220node = ancestors.FirstOrDefault(n => n.Span.Contains(span) && n != root && n.IsKind(SyntaxKind.ReturnStatement));

src\Analyzers\CSharp\CodeFixes\MakeMethodAsynchronous\CSharpMakeMethodAsynchronousCodeFixProvider.cs (1)

185var partialModifier = modifiers.FirstOrDefault(static m => m.IsKind(SyntaxKind.PartialKeyword));

src\Analyzers\CSharp\CodeFixes\Nullable\CSharpDeclareAsNullableCodeFixProvider.cs (1)

118var containingMember = node.GetAncestors().FirstOrDefault(

src\Analyzers\CSharp\CodeFixes\UseCollectionExpression\CSharpCollectionExpressionRewriter.cs (1)

661var firstLeadingComment = leadingTrivia.FirstOrDefault(t => t.IsSingleOrMultiLineComment());

src\Analyzers\CSharp\CodeFixes\UsePrimaryConstructor\CSharpUsePrimaryConstructorCodeFixProvider.cs (1)

267var inKeyword = current.Modifiers.FirstOrDefault(t => t.Kind() == SyntaxKind.InKeyword);

src\Analyzers\CSharp\CodeFixes\UsePrimaryConstructor\CSharpUsePrimaryConstructorCodeFixProvider_DocComments.cs (1)

179var (removedMember, (memberDeclaration, _)) = removedMembers.FirstOrDefault(kvp => kvp.Key.Name == memberName);

Microsoft.CodeAnalysis.CSharp.Workspaces (21)

CodeGeneration\CSharpSyntaxGenerator.cs (3)

1864var clause = clauses.FirstOrDefault(c => c.Name.Identifier.ToString() == typeParameterName); 2753return accessorList?.Accessors.FirstOrDefault(a => a.IsKind(kind)); 2763var acc = accessorList.Accessors.FirstOrDefault(a => a.IsKind(kind));

LanguageServices\FixAllSpanMappingService\CSharpFixAllSpanMappingService.cs (1)

40var firstTypeOrNamespaceDecl = root.ChildNodes().FirstOrDefault(n => SyntaxFacts.IsNamespaceMemberDeclaration(n.Kind()));

Recommendations\CSharpRecommendationServiceRunner.cs (1)

367var enclosingMethodOrLambdaNode = contextNode.AncestorsAndSelf().FirstOrDefault(n => n is AnonymousFunctionExpressionSyntax or BaseMethodDeclarationSyntax);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Extensions\ILocalSymbolExtensions.cs (1)

17.FirstOrDefault(node => node.Kind() is SyntaxKind.LocalFunctionStatement or SyntaxKind.MethodDeclaration);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Extensions\StatementSyntaxExtensions.cs (2)

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Extensions\SyntaxNodeExtensions.cs (2)

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Formatting\Rules\ElasticTriviaFormattingRule.cs (1)

255var firstNonWhitespaceTrivia = triviaList.FirstOrDefault(trivia => !IsWhitespace(trivia));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Services\RefactoringHelpers\CSharpRefactoringHelpers.cs (1)

50var member = typeDecl.Members.FirstOrDefault(d => d.FullSpan.Contains(position));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Services\SyntaxFacts\CSharpSyntaxFacts.cs (1)

621.FirstOrDefault(n => n is BaseTypeDeclarationSyntax or DelegateDeclarationSyntax);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\CodeGeneration\CSharpCodeGenerationHelpers.cs (1)

155=> members.FirstOrDefault(m => m is MethodDeclarationSyntax);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\CodeGeneration\NamedTypeGenerator.cs (1)

111var primaryConstructor = members.OfType<IMethodSymbol>().FirstOrDefault(m => CodeGenerationConstructorInfo.GetIsPrimaryConstructor(m));

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\Extensions\ContextQuery\SyntaxTokenExtensions.cs (1)

544.FirstOrDefault(a => !a.IsMissing && a.IsKindOrHasMatchingText(kind));

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\Extensions\ContextQuery\SyntaxTreeExtensions.cs (1)

882var firstConstructorConstraint = constraintClause.Constraints.FirstOrDefault(t => t is ConstructorConstraintSyntax);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\Indentation\CSharpIndentationService.Indenter.cs (2)

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\LanguageServices\CSharpTypeInferenceService.TypeInferrer.cs (2)

Microsoft.CodeAnalysis.EditorFeatures (6)

EditAndContinue\EditAndContinueLanguageService.cs (1)

279var projectId = solution.Projects.FirstOrDefault(project => project.FilePath == path)?.Id;

EditorConfigSettings\Updater\SettingsUpdaterBase.cs (1)

77.FirstOrDefault(d => d.FilePath == EditorconfigPath);

InlineRename\InlineRenameSession.cs (1)

170_triggerView = textBufferAssociatedViewService.GetAssociatedTextViews(triggerSpan.Snapshot.TextBuffer).FirstOrDefault(v => v.HasAggregateFocus) ??

SignatureHelp\Controller.Session_ComputeModel.cs (2)

154var userSelectedItem = items.Items.FirstOrDefault(i => DisplayPartsMatch(i, currentModel.SelectedItem)); 175lastSelectionOrDefault = items.Items.FirstOrDefault(i => DisplayPartsMatch(i, currentModel.SelectedItem));

SignatureHelp\Controller.Session_UpdateModel.cs (1)

93var result = filteredItems.FirstOrDefault(i => IsApplicable(i, syntacticArgumentCount, name, isCaseSensitive));

Microsoft.CodeAnalysis.EditorFeatures.Test.Utilities (4)

Completion\AbstractCompletionProviderTests.cs (1)

1029var item = completionList.ItemsList.FirstOrDefault(i => i.DisplayText == expectedItem);

Diagnostics\GenerateType\GenerateTypeTestState.cs (2)

46ProjectToBeModified = Workspace.CurrentSolution.Projects.FirstOrDefault(proj => proj.Name.Equals(projectToBeModified)); 57ExistingDocument = ProjectToBeModified.Documents.FirstOrDefault(doc => doc.Name.Equals(existingFileName));

Workspaces\EditorTestWorkspace.cs (1)

384var documentWithSpan = baseDocuments.FirstOrDefault(d => d.AnnotatedSpans.ContainsKey(spanName));

Microsoft.CodeAnalysis.EditorFeatures.UnitTests (2)

CodeActions\CodeChangeProviderMetadataTests.cs (1)

166.FirstOrDefault(exportedType => exportedTypeName.Equals(exportedType.ContractName));

CodeGeneration\CodeGenerationTests.cs (1)

937return token.Parent.AncestorsAndSelf().OfType<T>().FirstOrDefault(t => !fullSpanCoverage || t.Span.End >= destSpan.End);

Microsoft.CodeAnalysis.ExpressionEvaluator.ExpressionCompiler (1)

PDB\MethodDebugInfo.Native.cs (1)

455var localSlot0 = scopes.SelectMany(scope => scope.GetLocals()).FirstOrDefault(variable => variable.GetSlot() == 0);

Microsoft.CodeAnalysis.ExpressionEvaluator.ResultProvider.Utilities (4)

Debugger\Engine\DkmClrRuntimeInstance.cs (2)

69var module = this.Modules.FirstOrDefault(m => m.Assembly == assembly) ?? DefaultModule; 127return this.Modules.FirstOrDefault(m => m.Mvid == mvid) ?? DefaultModule;

Debugger\Engine\DkmClrType.cs (1)

267var attributeData = type.GetCustomAttributesData().FirstOrDefault(data => data.AttributeType == typeof(DebuggerDisplayAttribute));

ReflectionUtilities.cs (1)

76return _assemblies.FirstOrDefault(a => a.FullName == name);

Microsoft.CodeAnalysis.Extensions.Package (3)

src\Dependencies\Collections\Extensions\IEnumerableExtensions.cs (1)

795/// Variant of <see cref="System.Linq.Enumerable.FirstOrDefault{TSource}(IEnumerable{TSource}, Func{TSource, bool})"/>

Symbols\INamedTypeSymbolExtensions.cs (1)

75.FirstOrDefault(s => symbol.Equals(s.GetOverriddenMember()));

Symbols\IPropertySymbolExtensions.cs (1)

17.FirstOrDefault(f => property.Equals(f.AssociatedSymbol));

Microsoft.CodeAnalysis.ExternalAccess.FSharp (1)

LanguageServices\FSharpVisualStudioWorkspaceExtensions.cs (1)

44return workspace.CurrentSolution.Projects.FirstOrDefault(p => p.FilePath == filePath)?.Id ?? ProjectId.CreateNewId("ProjectNotFound");

Microsoft.CodeAnalysis.Features (28)

Completion\Providers\ImportCompletionProvider\AbstractExtensionMethodImportCompletionProvider.cs (1)

94receiverTypeSymbol = errorTypeSymbol.CandidateSymbols.Select(GetSymbolType).FirstOrDefault(s => s != null);

ConvertAutoPropertyToFullProperty\AbstractConvertAutoPropertyToFullPropertyCodeRefactoringProvider.cs (1)

72var field = fields.FirstOrDefault(f => propertySymbol.Equals(f.AssociatedSymbol));

ConvertForToForEach\AbstractConvertForToForEachCodeRefactoringProvider.cs (1)

468var containingFunction = node.AncestorsAndSelf().FirstOrDefault(

EditAndContinue\AbstractEditAndContinueAnalyzer.cs (2)

558var syntaxError = syntaxDiagnostics.FirstOrDefault(d => d.Severity == DiagnosticSeverity.Error); 6579.FirstOrDefault(pair => !AreTokensEquivalent(pair.oldToken, pair.newToken)).newToken.Parent;

EditAndContinue\EditAndContinueDocumentAnalysesCache.cs (1)

166var newLineMappingContainingActiveSpan = newLineMappings.FirstOrDefault(mapping => mapping.MappedSpan.Span.Contains(newMappedDocumentActiveSpan.LineSpan));

EmbeddedLanguages\EmbeddedLanguageDetector.cs (2)

344var block = tokenParent.AncestorsAndSelf().FirstOrDefault(blockFacts.IsExecutableBlock); 376var typeDeclaration = tokenParent.AncestorsAndSelf().FirstOrDefault(syntaxFacts.IsTypeDeclaration);

ExtractMethod\MethodExtractor.Analyzer.cs (1)

101.FirstOrDefault(s => s.IsPrimaryConstructor(this.CancellationToken)) != null;

GenerateType\AbstractGenerateTypeService.cs (1)

147.FirstOrDefault(node.GetAncestorsOrThis<SyntaxNode>().Contains);

InlineMethod\AbstractInlineMethodRefactoringProvider.cs (1)

317.FirstOrDefault(node => node is TStatementSyntax) as TStatementSyntax;

IntroduceUsingStatement\AbstractIntroduceUsingStatementCodeRefactoringProvider.cs (1)

442var variable = localVariables.FirstOrDefault(localVariable

IntroduceVariable\AbstractIntroduceVariableService.State.cs (2)

106var globalStatement = Expression.AncestorsAndSelf().FirstOrDefault(syntaxFacts.IsGlobalStatement); 220var declaration = equalsValue.AncestorsAndSelf().FirstOrDefault(n => syntaxFacts.IsLocalDeclarationStatement(n) || syntaxFacts.IsFieldDeclaration(n));

OrganizeImports\OrganizeImportsCodeRefactoringProvider.cs (2)

74var importNode = token.GetAncestors<SyntaxNode>().FirstOrDefault(syntaxFacts.IsUsingOrExternOrImport); 86var ancestor = importNode.Ancestors().FirstOrDefault(syntaxFacts.IsBaseNamespaceDeclaration) ?? oldRoot;

PdbSourceDocument\PdbSourceDocumentMetadataAsSourceFileProvider.cs (1)

295var sourceDescription = sourceFileInfos.FirstOrDefault(sfi => sfi!.FilePath?.Equals(navigateDocument.FilePath, StringComparison.OrdinalIgnoreCase) ?? false)?.SourceDescription ?? FeaturesResources.from_metadata;

Snippets\SnippetFunctionService.cs (1)

146var nodeToReplace = syntaxRoot.DescendantNodes().FirstOrDefault(n => n.Span == fullyQualifiedTypeSpan);

src\Analyzers\Core\Analyzers\RemoveUnnecessaryImports\AbstractRemoveUnnecessaryImportsDiagnosticAnalyzer.cs (1)

127var tree = compilation.SyntaxTrees.FirstOrDefault(tree => !GeneratedCodeUtilities.IsGeneratedCode(tree, IsRegularCommentOrDocComment, context.CancellationToken));

src\Analyzers\Core\Analyzers\UseIsNullCheck\AbstractUseIsNullForReferenceEqualsDiagnosticAnalyzer.cs (1)

39.FirstOrDefault(m => m.DeclaredAccessibility == Accessibility.Public &&

src\Analyzers\Core\Analyzers\UseNullPropagation\AbstractUseNullPropagationDiagnosticAnalyzer.cs (1)

94.FirstOrDefault(m => m is { DeclaredAccessibility: Accessibility.Public, Parameters.Length: 2 });

src\Analyzers\Core\CodeFixes\ConvertToAsync\AbstractConvertToAsyncCodeFixProvider.cs (1)

47node = ancestors.FirstOrDefault(n => n.Span.Contains(span) && n != root);

src\Analyzers\Core\CodeFixes\GenerateMember\AbstractGenerateMemberService.cs (2)

src\Analyzers\Core\CodeFixes\GenerateVariable\AbstractGenerateVariableService.State.cs (1)

332var assignmentStatement = simpleName.Ancestors().FirstOrDefault(syntaxFacts.IsSimpleAssignmentStatement);

src\Analyzers\Core\CodeFixes\ImplementInterface\ImplementInterfaceGenerator_Conflicts.cs (1)

27conflictingMember = allMembers.FirstOrDefault(m => HasConflict(m, member));

src\Analyzers\Core\CodeFixes\Iterator\AbstractIteratorCodeFixProvider.cs (1)

44node = ancestors.FirstOrDefault(n => n.Span.Contains(span) && n != root);

StackTraceExplorer\AbstractStackTraceSymbolResolver.cs (1)

114.FirstOrDefault(m => MatchParameters(m.Parameters, methodArguments));

Microsoft.CodeAnalysis.InteractiveHost (1)

src\Dependencies\Collections\Extensions\IEnumerableExtensions.cs (1)

795/// Variant of <see cref="System.Linq.Enumerable.FirstOrDefault{TSource}(IEnumerable{TSource}, Func{TSource, bool})"/>

Microsoft.CodeAnalysis.LanguageServer.Protocol (5)

Handler\Completion\CompletionResolveHandler.cs (1)

93.FirstOrDefault(cachedCompletionItem => MatchesLSPCompletionItem(completionItem, cachedCompletionItem));

Handler\InlineCompletions\XmlSnippetParser.CodeSnippet.cs (3)

98return element?.Elements().FirstOrDefault(e => e.Name.LocalName.Equals(localName, StringComparison.OrdinalIgnoreCase)); 144var delimiterAttribute = code.Attributes().FirstOrDefault(a => a.Name.LocalName.Equals("Delimiter", StringComparison.OrdinalIgnoreCase)); 283return _tokens.FirstOrDefault(t => string.Equals(t.ID, fieldName, StringComparison.Ordinal));

Handler\SignatureHelp\SignatureHelpHandler.cs (1)

102var matchingSignature = items.Items.FirstOrDefault(

Microsoft.CodeAnalysis.LanguageServer.Protocol.UnitTests (6)

CodeActions\CodeActionsTests.cs (5)

55var useImplicitType = results.FirstOrDefault(r => r.Title == CSharpAnalyzersResources.Use_implicit_type); 93var introduceConstant = topLevelAction.Children!.FirstOrDefault( 136var addImport = results.FirstOrDefault(r => r.Title.Contains($"using System.Threading.Tasks")); 206var inline = results.FirstOrDefault(r => r.Title.Contains($"Inline 'A()'")); 298var inline = results.FirstOrDefault(r => r.Title.Contains($"Inline 'A()'"));

Completion\CompletionResolveTests.cs (1)

474var clientCompletionItem = (T)completionList.Items.FirstOrDefault(item => item.Label == label);

Microsoft.CodeAnalysis.PerformanceSensitiveAnalyzers (16)

src\Dependencies\Collections\Extensions\IEnumerableExtensions.cs (1)

795/// Variant of <see cref="System.Linq.Enumerable.FirstOrDefault{TSource}(IEnumerable{TSource}, Func{TSource, bool})"/>

src\RoslynAnalyzers\Utilities\Compiler\Extensions\DiagnosticExtensions.cs (1)

207var syntaxTreeOptionsProviderTryGetDiagnosticValueMethod = syntaxTreeOptionsProvider?.GetType().GetRuntimeMethods().FirstOrDefault(m => m.Name == "TryGetDiagnosticValue");

src\RoslynAnalyzers\Utilities\Compiler\Options\SymbolNamesWithValueOption.cs (3)

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\FlowAnalysis\SymbolUsageAnalysis\SymbolUsageAnalysis.cs (1)

47.FirstOrDefault(o => Equals((o as ILocalFunctionOperation)?.Symbol, localFunction));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\BottomUpBaseIndentationFinder.cs (1)

266var match = list.FirstOrDefault(o => o != null && o.Tokens.Contains(token));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\Engine\ChainedFormattingRules.cs (1)

105key => key.type.GetRuntimeMethods().FirstOrDefault(method => method.Name == key.name)?.DeclaringType);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Services\SyntaxFacts\AbstractDocumentationCommentService.cs (1)

67.FirstOrDefault(e => GetName(e).ToString() == "summary");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\INamedTypeSymbolExtensions.cs (1)

75.FirstOrDefault(s => symbol.Equals(s.GetOverriddenMember()));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\IPropertySymbolExtensions.cs (1)

17.FirstOrDefault(f => property.Equals(f.AssociatedSymbol));

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\CodeGeneration\CodeGenerationHelpers.cs (1)

221var beforeMember = declarationList.FirstOrDefault(m => m.Span.End >= info.Context.BeforeThisLocation.SourceSpan.End);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\Extensions\ProjectExtensions.cs (1)

106return project.AnalyzerConfigDocuments.FirstOrDefault(d => d.FilePath == analyzerConfigPath);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\LanguageServices\MoveDeclarationNearReference\AbstractMoveDeclarationNearReferenceService.State.cs (1)

128FirstStatementAffectedInInnermostBlock = InnermostBlockStatements.Cast<TStatementSyntax>().FirstOrDefault(allAffectedStatements.Contains);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\LanguageServices\SemanticsFactsService\AbstractSemanticFactsService.cs (2)

Microsoft.CodeAnalysis.PublicApiAnalyzers (13)

DeclarePublicApiAnalyzer.cs (2)

282var getOptionsMethod = provider.GetType().GetRuntimeMethods().FirstOrDefault(m => m.Name == "GetOptions"); 289var tryGetValueMethod = options.GetType().GetRuntimeMethods().FirstOrDefault(m => m.Name == "TryGetValue");

src\Dependencies\Collections\Extensions\IEnumerableExtensions.cs (1)

795/// Variant of <see cref="System.Linq.Enumerable.FirstOrDefault{TSource}(IEnumerable{TSource}, Func{TSource, bool})"/>

src\RoslynAnalyzers\Utilities\Compiler\Extensions\DiagnosticExtensions.cs (1)

207var syntaxTreeOptionsProviderTryGetDiagnosticValueMethod = syntaxTreeOptionsProvider?.GetType().GetRuntimeMethods().FirstOrDefault(m => m.Name == "TryGetDiagnosticValue");

src\RoslynAnalyzers\Utilities\Compiler\Options\SymbolNamesWithValueOption.cs (3)

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\FlowAnalysis\SymbolUsageAnalysis\SymbolUsageAnalysis.cs (1)

47.FirstOrDefault(o => Equals((o as ILocalFunctionOperation)?.Symbol, localFunction));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\BottomUpBaseIndentationFinder.cs (1)

266var match = list.FirstOrDefault(o => o != null && o.Tokens.Contains(token));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\Engine\ChainedFormattingRules.cs (1)

105key => key.type.GetRuntimeMethods().FirstOrDefault(method => method.Name == key.name)?.DeclaringType);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Services\SyntaxFacts\AbstractDocumentationCommentService.cs (1)

67.FirstOrDefault(e => GetName(e).ToString() == "summary");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\INamedTypeSymbolExtensions.cs (1)

75.FirstOrDefault(s => symbol.Equals(s.GetOverriddenMember()));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\IPropertySymbolExtensions.cs (1)

17.FirstOrDefault(f => property.Equals(f.AssociatedSymbol));

Microsoft.CodeAnalysis.PublicApiAnalyzers.CodeFixes (2)

DeclarePublicApiFix.cs (1)

124TextDocument? additionalDocument = project.AdditionalDocuments.FirstOrDefault(doc => string.Equals(doc.Name, name, StringComparison.OrdinalIgnoreCase));

PublicApiFixHelpers.cs (1)

64return project.AdditionalDocuments.FirstOrDefault(doc => doc.Name.Equals(name, StringComparison.Ordinal));

Microsoft.CodeAnalysis.Rebuild (1)

VisualBasicCompilationFactory.cs (1)

78var diagnostic = diagnostics?.FirstOrDefault(x => x.IsUnsuppressedError);

Microsoft.CodeAnalysis.Remote.Workspaces (1)

EditAndContinue\ManagedHotReloadLanguageService.cs (1)

176let projectId = currentCompileTimeSolution.Projects.FirstOrDefault(project => project.FilePath == path)?.Id

Microsoft.CodeAnalysis.ResxSourceGenerator (11)

src\Dependencies\Collections\Extensions\IEnumerableExtensions.cs (1)

795/// Variant of <see cref="System.Linq.Enumerable.FirstOrDefault{TSource}(IEnumerable{TSource}, Func{TSource, bool})"/>

src\RoslynAnalyzers\Utilities\Compiler\Extensions\DiagnosticExtensions.cs (1)

207var syntaxTreeOptionsProviderTryGetDiagnosticValueMethod = syntaxTreeOptionsProvider?.GetType().GetRuntimeMethods().FirstOrDefault(m => m.Name == "TryGetDiagnosticValue");

src\RoslynAnalyzers\Utilities\Compiler\Options\SymbolNamesWithValueOption.cs (3)

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\FlowAnalysis\SymbolUsageAnalysis\SymbolUsageAnalysis.cs (1)

47.FirstOrDefault(o => Equals((o as ILocalFunctionOperation)?.Symbol, localFunction));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\BottomUpBaseIndentationFinder.cs (1)

266var match = list.FirstOrDefault(o => o != null && o.Tokens.Contains(token));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\Engine\ChainedFormattingRules.cs (1)

105key => key.type.GetRuntimeMethods().FirstOrDefault(method => method.Name == key.name)?.DeclaringType);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Services\SyntaxFacts\AbstractDocumentationCommentService.cs (1)

67.FirstOrDefault(e => GetName(e).ToString() == "summary");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\INamedTypeSymbolExtensions.cs (1)

75.FirstOrDefault(s => symbol.Equals(s.GetOverriddenMember()));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\IPropertySymbolExtensions.cs (1)

17.FirstOrDefault(f => property.Equals(f.AssociatedSymbol));

Microsoft.CodeAnalysis.Scripting (2)

Hosting\AssemblyLoader\InteractiveAssemblyLoader.cs (2)

273conflictingLoadedAssemblyOpt = loadedInfos.FirstOrDefault(info => !info.Identity.IsStrongName); 276loadedAssemblyWithEqualNameAndVersionOpt = loadedInfos.FirstOrDefault(info =>

Microsoft.CodeAnalysis.Test.Utilities (1)

DotNetCoreSdk.cs (1)

36.FirstOrDefault(DotNetExeExists);

Microsoft.CodeAnalysis.Threading.Package (1)

src\Dependencies\Collections\Extensions\IEnumerableExtensions.cs (1)

795/// Variant of <see cref="System.Linq.Enumerable.FirstOrDefault{TSource}(IEnumerable{TSource}, Func{TSource, bool})"/>

Microsoft.CodeAnalysis.UnitTests (1)

Collections\Extensions\ImmutableArrayExtensionsTests.cs (1)

50var first = b.FirstOrDefault((x) => true);

Microsoft.CodeAnalysis.Workspaces (22)

CodeFixes\CodeFix.cs (1)

70var document = Project.Documents.FirstOrDefault(d => d.FilePath == diagnostic.Location.GetLineSpan().Path);

Editing\SymbolEditor.cs (2)

372var decl = this.GetDeclarations(currentSymbol).FirstOrDefault(d => 409var declaration = this.GetDeclarations(currentSymbol).FirstOrDefault(d => memberDecls.Any(md => md.SyntaxTree == d.SyntaxTree && d.FullSpan.IntersectsWith(md.FullSpan)));

Editing\SymbolEditorExtensions.cs (1)

44var typeRef = gen.GetBaseAndInterfaceTypes(decl).FirstOrDefault(r => model.GetTypeInfo(r, cancellationToken).Type.Equals(baseOrInterfaceType));

Editing\SyntaxGenerator.cs (1)

1325=> this.GetAccessors(declaration).FirstOrDefault(a => GetDeclarationKind(a) == kind);

Rename\Renamer.RenameDocumentActionSet.cs (1)

141return project.Documents.FirstOrDefault(d => d.Name == _documentName && d.Folders.SequenceEqual(_documentFolders))

Rename\Renamer.RenameSymbolDocumentAction.cs (1)

75return typeDeclarations.FirstOrDefault(d => WorkspacePathUtilities.TypeNameMatchesDocumentName(document, d, syntaxFacts));

Shared\Extensions\SemanticModelExtensions.cs (1)

63.FirstOrDefault(s => s.Parameters.SequenceEqual(methodSymbol.Parameters, comparer));

src\Dependencies\Collections\Extensions\IEnumerableExtensions.cs (1)

795/// Variant of <see cref="System.Linq.Enumerable.FirstOrDefault{TSource}(IEnumerable{TSource}, Func{TSource, bool})"/>

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\FlowAnalysis\SymbolUsageAnalysis\SymbolUsageAnalysis.cs (1)

47.FirstOrDefault(o => Equals((o as ILocalFunctionOperation)?.Symbol, localFunction));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\BottomUpBaseIndentationFinder.cs (1)

266var match = list.FirstOrDefault(o => o != null && o.Tokens.Contains(token));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\Engine\ChainedFormattingRules.cs (1)

105key => key.type.GetRuntimeMethods().FirstOrDefault(method => method.Name == key.name)?.DeclaringType);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Services\SyntaxFacts\AbstractDocumentationCommentService.cs (1)

67.FirstOrDefault(e => GetName(e).ToString() == "summary");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\INamedTypeSymbolExtensions.cs (1)

75.FirstOrDefault(s => symbol.Equals(s.GetOverriddenMember()));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\IPropertySymbolExtensions.cs (1)

17.FirstOrDefault(f => property.Equals(f.AssociatedSymbol));

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\CodeGeneration\CodeGenerationHelpers.cs (1)

221var beforeMember = declarationList.FirstOrDefault(m => m.Span.End >= info.Context.BeforeThisLocation.SourceSpan.End);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\Extensions\ProjectExtensions.cs (1)

106return project.AnalyzerConfigDocuments.FirstOrDefault(d => d.FilePath == analyzerConfigPath);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\LanguageServices\MoveDeclarationNearReference\AbstractMoveDeclarationNearReferenceService.State.cs (1)

128FirstStatementAffectedInInnermostBlock = InnermostBlockStatements.Cast<TStatementSyntax>().FirstOrDefault(allAffectedStatements.Contains);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\LanguageServices\SemanticsFactsService\AbstractSemanticFactsService.cs (2)

Workspace\CommandLineProject.cs (2)

66var unresolvedMetadataReferences = boundMetadataReferences.FirstOrDefault(r => r is UnresolvedMetadataReference); 79var unresolvedAnalyzerReferences = boundAnalyzerReferences.FirstOrDefault(r => r is UnresolvedAnalyzerReference);

Microsoft.CodeAnalysis.Workspaces.MSBuild (1)

src\Workspaces\MSBuild\BuildHost\Rpc\Contracts\MonoMSBuildDiscovery.cs (1)

77.FirstOrDefault(File.Exists);

Microsoft.CodeAnalysis.Workspaces.MSBuild.BuildHost (8)

MSBuild\ProjectFile\ProjectFile.cs (6)

393var item = items.FirstOrDefault(it => PathUtilities.PathsEqual(it.EvaluatedInclude, relativePath) 442item = references.FirstOrDefault(it => string.Compare(it.EvaluatedInclude, shortAssemblyName, StringComparison.OrdinalIgnoreCase) == 0); 447item = references.FirstOrDefault(it => string.Compare(it.EvaluatedInclude, fullAssemblyName, StringComparison.OrdinalIgnoreCase) == 0); 454item = references.FirstOrDefault(it => PathUtilities.PathsEqual(it.EvaluatedInclude, filePath) 473=> item.Metadata.FirstOrDefault(m => string.Equals(m.Name, MetadataNames.HintPath, StringComparison.OrdinalIgnoreCase))?.EvaluatedValue ?? string.Empty; 553var item = analyzers.FirstOrDefault(it => PathUtilities.PathsEqual(it.EvaluatedInclude, relativePath)

Rpc\Contracts\MonoMSBuildDiscovery.cs (1)

77.FirstOrDefault(File.Exists);

src\Dependencies\Collections\Extensions\IEnumerableExtensions.cs (1)

795/// Variant of <see cref="System.Linq.Enumerable.FirstOrDefault{TSource}(IEnumerable{TSource}, Func{TSource, bool})"/>

Microsoft.CodeAnalysis.Workspaces.MSBuild.UnitTests (9)

VisualStudioMSBuildWorkspaceTests.cs (9)

328var pref = c2.References.OfType<PortableExecutableReference>().FirstOrDefault(r => r.Display == "CSharpProject"); 355var pref = c2.References.OfType<PortableExecutableReference>().FirstOrDefault(r => r.Display == "EmittedCSharpProject"); 798var csharpLib = refs.OfType<PortableExecutableReference>().FirstOrDefault(r => r.FilePath.Contains("Microsoft.CSharp")); 2194var xaml = workspace.CurrentSolution.GetProject(csProjectId).AdditionalDocuments.FirstOrDefault(d => d.Name == "XamlFile.xaml"); 2714var testProject = solution.Projects.FirstOrDefault(p => p.Name == "ReferenceTest"); 2718var libraryProject = solution.Projects.FirstOrDefault(p => p.Name == "Library1"); 2740var testProject = solution.Projects.FirstOrDefault(p => p.Name == "ReferenceTest"); 2744var library1Project = solution.Projects.FirstOrDefault(p => p.Name == "Library1"); 2748var library2Project = solution.Projects.FirstOrDefault(p => p.Name == "Library2");

Microsoft.CodeAnalysis.Workspaces.Test.Utilities (7)

MEF\TestComposition.cs (1)

190var testAssembly = assemblies.FirstOrDefault(IsTestAssembly);

Workspaces\TestWorkspace_XmlConsumption.cs (2)

569var originalProject = workspaceElement.Elements(ProjectElementName).FirstOrDefault(p => 600documentElement = originalProject.Elements(DocumentElementName).FirstOrDefault(d =>

Workspaces\TestWorkspace`1.cs (4)

313=> this.Documents.FirstOrDefault(d => d.Id == documentId); 316=> this.AdditionalDocuments.FirstOrDefault(d => d.Id == documentId); 319=> this.AnalyzerConfigDocuments.FirstOrDefault(d => d.Id == documentId); 325=> this.Projects.FirstOrDefault(p => p.Id == projectId);

Microsoft.CommonLanguageServerProtocol.Framework.UnitTests (2)

Mocks\TestLspServices.cs (2)

39service = Services.FirstOrDefault(s => s.type == type).instance; 57service = Services.FirstOrDefault(s => s.instance.GetType() == type).instance;

Microsoft.Data.Analysis.Interactive (1)

TabularDataResourceExtensions.cs (1)

35return row.FirstOrDefault(kvp => kvp.Key == fieldName).Value;

Microsoft.DotNet.Arcade.Sdk (2)

src\InstallDotNetCore.cs (1)

82if (runtimeItems.SelectMany(r => r.Value).Select(r => r.Key).FirstOrDefault(f => !SemanticVersion.TryParse(f, out SemanticVersion version)) != null)

src\LocateDotNet.cs (1)

71var dotNetDir = paths.Split(new[] { ';' }, StringSplitOptions.RemoveEmptyEntries).FirstOrDefault(p => File.Exists(Path.Combine(p, fileName)));

Microsoft.DotNet.Build.Tasks.Packaging (5)

ApplyBaseLine.cs (1)

88dependencyBaseLineVersions.FirstOrDefault(v => v >= requestedVersion);

GeneratePackageReport.cs (2)

155var refAssm = compileAssets.FirstOrDefault(r => !NuGetAssetResolver.IsPlaceholder(r))?.Substring(PackageId.Length + 1); 162refAssm = compileAssets.FirstOrDefault(r => !NuGetAssetResolver.IsPlaceholder(r));

HarvestPackage.cs (2)

239var refAssm = compileAssets.FirstOrDefault(r => !NuGetAssetResolver.IsPlaceholder(r))?.Substring(PackageId.Length + 1); 246refAssm = compileAssets.FirstOrDefault(r => !NuGetAssetResolver.IsPlaceholder(r));

Microsoft.DotNet.Build.Tasks.Packaging.Tests (2)

HarvestPackageTests.cs (2)

106var ns10asset = task.HarvestedFiles.FirstOrDefault(f => f.GetMetadata("TargetFramework") == "netstandard1.0"); 133var net46asset = task.HarvestedFiles.FirstOrDefault(f => f.GetMetadata("TargetFramework") == "net46");

Microsoft.DotNet.Build.Tasks.Workloads.Tests (4)

CreateVisualStudioWorkloadSetTests.cs (1)

63DirectoryRow versionDir = MsiUtils.GetAllDirectories(msi.ItemSpec).FirstOrDefault(d => string.Equals(d.Directory, "WorkloadSetVersionDir"));

CreateVisualStudioWorkloadTests.cs (3)

96createWorkloadTask.SwixProjects.FirstOrDefault( 101createWorkloadTask.SwixProjects.FirstOrDefault( 231createWorkloadTask.SwixProjects.FirstOrDefault(

Microsoft.DotNet.CodeAnalysis (1)

Analyzers\AppContextDefaultsAnalyzer.cs (1)

80var containingIfStatement = call.Ancestors().FirstOrDefault(n => n.IsKind(SyntaxKind.IfStatement)) as IfStatementSyntax;

Microsoft.DotNet.Helix.Client (4)

generated-code\PagedResponse.cs (4)

68var first = links.FirstOrDefault(t => t.rel == "first").href; 69var prev = links.FirstOrDefault(t => t.rel == "prev").href; 70var next = links.FirstOrDefault(t => t.rel == "next").href; 71var last = links.FirstOrDefault(t => t.rel == "last").href;

Microsoft.DotNet.Helix.JobSender (1)

Payloads\AdhocPayload.cs (1)

55duplicateName = files.FirstOrDefault(file => !filesSeen.Add(Path.GetFileName(file).ToLowerInvariant()));

Microsoft.DotNet.Helix.Sdk (2)

CheckAzurePipelinesTestResults.cs (2)

78.FirstOrDefault(stat => stat["outcome"]?.ToString() == "Failed"); 144workItem = WorkItems.FirstOrDefault(t =>

Microsoft.DotNet.Internal.DependencyInjection.Testing (1)

DependencyInjectionValidation.cs (1)

145ServiceDescriptor parameterService = services.FirstOrDefault(s => IsMatchingServiceRegistration(s.ServiceType, p.ParameterType));

Microsoft.DotNet.NuGetRepack.Tasks (1)

src\ReplacePackageParts.cs (1)

234archive.Entries.FirstOrDefault(e => e.FullName == NuGetUtils.SignaturePartUri)?.Delete();

Microsoft.DotNet.PackageTesting (1)

VerifyClosure.cs (1)

307var suspectAssembly = cycle.FirstOrDefault(a => a != root) ?? root;

Microsoft.DotNet.SharedFramework.Sdk (1)

src\Microsoft.DotNet.PackageTesting\VerifyClosure.cs (1)

307var suspectAssembly = cycle.FirstOrDefault(a => a != root) ?? root;

Microsoft.DotNet.SignCheckLibrary (3)

Verification\Jar\JarIndividualEntry.cs (1)

74string digestAttributeKey = Attributes.Keys.FirstOrDefault(key => key.EndsWith("-Digest", StringComparison.OrdinalIgnoreCase));

Verification\Jar\JarSignatureFile.cs (2)

126string digestAttributeKey = MainAttributes.Keys.FirstOrDefault(key => key.EndsWith("-Digest-Manifest-Main-Attributes", StringComparison.OrdinalIgnoreCase)); 147JarIndividualEntry manifestFileEntry = manifestFile.IndividualSection.FirstOrDefault(

Microsoft.DotNet.SignTool (20)

src\Configuration.cs (2)

322extension = _fileExtensionSignInfo.OrderByDescending(o => o.Key.Length).FirstOrDefault(f => file.FileName.EndsWith(f.Key, StringComparison.OrdinalIgnoreCase)).Key ?? extension; 480var additionalCertInfo = additionalInfo.FirstOrDefault(a => string.IsNullOrEmpty(a.CollisionPriorityId) ||

src\VerifySignatures.cs (1)

98var pgpEntry = rpmPackage.Signature.Entries.FirstOrDefault(e => e.Tag == RpmSignatureTag.PgpHeaderAndPayload).Value;

src\ZipData.cs (17)

Microsoft.DotNet.SourceBuild.Tasks (2)

src\UsageReport\WritePackageUsageData.cs (1)

212directDependencies?.FirstOrDefault(

src\UsageReport\WriteUsageReports.cs (1)

144?.FirstOrDefault(p => usage.AssetsFile?.StartsWith(p) ?? false),

Microsoft.DotNet.SwaggerGenerator.CodeGenerator (2)

HelperFactory.cs (1)

255var providedParameter = providedParameters.FirstOrDefault(

Modeler\ServiceClientModelFactory.cs (1)

206var schema = response.Content.Values.Select(t => t.Schema).FirstOrDefault(s => s != null);

Microsoft.Extensions.AI (1)

ChatCompletion\FunctionInvokingChatClient.cs (1)

704AIFunction? aiFunction = options.Tools!.OfType<AIFunction>().FirstOrDefault(t => t.Name == callContent.Name);

Microsoft.Extensions.AI.Integration.Tests (1)

VerbatimMultiPartHttpHandler.cs (1)

62.FirstOrDefault(p => p.Name == "boundary")?.Value;

Microsoft.Extensions.ApiDescription.Client.Tests (1)

src\Shared\Process\ProcessEx.cs (1)

231.FirstOrDefault(attribute => attribute.Key == "TestPackageRestorePath")

Microsoft.Extensions.Caching.SqlServer.Tests (1)

SqlServerCacheServicesExtensionsTest.cs (1)

48var distributedCache = services.FirstOrDefault(desc => desc.ServiceType == typeof(IDistributedCache));

Microsoft.Extensions.Caching.StackExchangeRedis.Tests (3)

CacheServiceExtensionsTests.cs (3)

34var distributedCache = services.FirstOrDefault(desc => desc.ServiceType == typeof(IDistributedCache)); 53var distributedCache = services.FirstOrDefault(desc => desc.ServiceType == typeof(IDistributedCache)); 124var distributedCache = services.FirstOrDefault(desc => desc.ServiceType == typeof(IDistributedCache));

Microsoft.Extensions.DependencyModel (8)

CollectionExtensions.cs (1)

24return groups.FirstOrDefault(g => g.Runtime == runtime);

DependencyContextExtensions.cs (4)

131RuntimeFallbacks? fallbacks = context.RuntimeGraph.FirstOrDefault(f => f.Runtime == runtimeIdentifier); 141RuntimeFallbacks? fallbacks = context.RuntimeGraph.FirstOrDefault(f => f.Runtime == runtimeIdentifier); 150RuntimeAssetGroup? group = groups.FirstOrDefault(g => g.Runtime == rid); 165RuntimeAssetGroup? group = groups.FirstOrDefault(g => g.Runtime == rid);

DependencyContextJsonReader.cs (3)

190Target? ridlessTarget = targets.FirstOrDefault(t => !IsRuntimeTarget(t.Name)); 225target = targets.FirstOrDefault(t => t.Name == runtimeTargetName); 233target = targets.FirstOrDefault(t => IsRuntimeTarget(t.Name));

Microsoft.Extensions.ServiceDiscovery.Dns (1)

Resolver\DnsResolver.cs (1)

624DnsResourceRecord? soa = authorities.FirstOrDefault(r => r.Type == QueryType.SOA);

Microsoft.Extensions.ServiceDiscovery.Dns.Tests.Fuzzing (1)

Program.cs (1)

39IFuzzer? fuzzer = fuzzers.FirstOrDefault(f => string.Equals(f.Name, arg, StringComparison.OrdinalIgnoreCase));

Microsoft.Extensions.Validation.GeneratorTests (3)

ValidationsGeneratorTestBase.cs (3)

95var targetAssembly = AppDomain.CurrentDomain.GetAssemblies().FirstOrDefault(assembly => assembly.GetName().Name == outputAssemblyName); 117var endpoint = endpoints.FirstOrDefault(endpoint => endpoint is RouteEndpoint routeEndpoint && routeEndpoint.RoutePattern.RawText == routePattern); 202var targetAssembly = AppDomain.CurrentDomain.GetAssemblies().FirstOrDefault(assembly => assembly.GetName().Name == targetAssemblyName);

Microsoft.Extensions.Validation.ValidationsGenerator (2)

Extensions\ITypeSymbolExtensions.cs (1)

112.FirstOrDefault(p => string.Equals(p.Name, propertyName, System.StringComparison.OrdinalIgnoreCase));

Parsers\ValidationsGenerator.TypesParser.cs (1)

134.FirstOrDefault(p => string.Equals(p.Name, parameter.Name, System.StringComparison.OrdinalIgnoreCase));

Microsoft.Interop.LibraryImportGenerator (2)

Analyzers\AddDisableRuntimeMarshallingAttributeFixer.cs (1)

55project.Documents.FirstOrDefault(IsPropertiesAssemblyInfo) ??

Analyzers\CustomMarshallerAttributeAnalyzer.cs (1)

985if (marshallerType.GetMembers(ShapeMemberNames.BufferSize).OfType<IPropertySymbol>().FirstOrDefault(prop => prop is { ReturnsByRef: false, ReturnsByRefReadonly: false, GetMethod: not null }) is null)

Microsoft.Interop.SourceGeneration (25)

BoundGenerators.cs (1)

84overlappedMarshaller = nativeParamMarshallers.FirstOrDefault(e => e.TypeInfo.NativeIndex == managedExceptionInfo.NativeIndex);

MarshallerShape.cs (24)

Microsoft.Maui (3)

Converters\KeyboardTypeConverter.cs (2)

31 FieldInfo? field = kbType.GetFields()?.FirstOrDefault(fi => fi.IsStatic && fi.Name == keyboard); 35 PropertyInfo? property = kbType.GetProperties()?.FirstOrDefault(pi => pi != null && pi.Name == keyboard && pi.CanRead && (pi.GetMethod?.IsStatic ?? false));

HotReload\HotReloadHelper.cs (1)

165 var t = assemblies.Select(x => x.GetType(oldViewType)).FirstOrDefault(x => x != null);

Microsoft.Maui.Controls (3)

DependencyService.cs (1)

99 DependencyTypes.FirstOrDefault(t => target.IsAssignableFrom(t.Type)).Type;

LayoutOptionsConverter.cs (1)

51 FieldInfo field = typeof(LayoutOptions).GetFields().FirstOrDefault(fi => fi.IsStatic && fi.Name == strValue);

MergedStyle.cs (1)

130 ClassStyles = _classStyleProperties.Select(p => (Target.GetValue(p) as IList<Style>)?.FirstOrDefault(s => s.CanBeAppliedTo(TargetType))).ToList();

Microsoft.Maui.Controls.Build.Tasks (35)

BindablePropertyReferenceExtensions.cs (1)

55 if (attributes.FirstOrDefault(cad => cad.AttributeType.FullName == "System.ComponentModel.TypeConverterAttribute")?.ConstructorArguments[0].Value is TypeReference typeConverter)

CompiledConverters\RDSourceTypeConverter.cs (1)

37 var ar = currentModule.AssemblyReferences.FirstOrDefault(ar => ar.Name == asmName);

CreateObjectVisitor.cs (6)

134 factoryCtorInfo = typedef.AllMethods(Context.Cache).FirstOrDefault(md => md.methodDef.IsConstructor && 145 factoryMethodInfo = typedef.AllMethods(Context.Cache).FirstOrDefault(md => !md.methodDef.IsConstructor && 156 parameterizedCtorInfo = typedef.Methods.FirstOrDefault(md => md.IsConstructor && 173 ctorInfo = ctorInfo ?? typedef.Methods.FirstOrDefault(md => md.IsConstructor && !md.HasParameters && !md.IsStatic); 179 var implicitOperatorref = typedef.Methods.FirstOrDefault(md => 460 .Methods.FirstOrDefault(md => md.IsConstructor && !md.HasParameters);

DebugXamlCTask.cs (4)

59 var initComp = typeDef.Methods.FirstOrDefault(md => md.Name == "InitializeComponent"); 65 var initCompRuntime = typeDef.Methods.FirstOrDefault(md => md.Name == "__InitComponentRuntime"); 98 var altCtor = typeDef.Methods.FirstOrDefault(md => md.IsConstructor 122 if (typeDef.BaseType.Resolve().GetConstructors().FirstOrDefault(c => c.HasParameters && c.Parameters.Count == 1 && c.Parameters[0].Name == "useCompiledXaml") is MethodDefinition baseCtorDef)

ModuleDefinitionExtensions.cs (6)

27 var ctor = module.ImportReference(type).ResolveCached(cache).Methods.FirstOrDefault(md => !md.IsPrivate && !md.IsStatic && md.IsConstructor && (predicate?.Invoke(md) ?? true)); 109 .FirstOrDefault(pd => 129 .FirstOrDefault(pd => 149 .FirstOrDefault(md => 241 .FirstOrDefault(fd => 265 var exportedType = asm.MainModule.ExportedTypes.FirstOrDefault(

NodeILExtensions.cs (5)

26 attributeProvider.CustomAttributes.FirstOrDefault( 109 attributeProvider.CustomAttributes.FirstOrDefault( 163 var converter = typeof(ICompiledTypeConverter).GetMethods().FirstOrDefault(md => md.Name == "ConvertFromString"); 193 .Methods.FirstOrDefault(md => md.Name == "ConvertFromInvariantString" && md.Parameters.Count == 2) 196 .FirstOrDefault(md => md.methodDef.Name == "ConvertFromInvariantString" && md.methodDef.Parameters.Count == 1).methodDef;

SetPropertiesVisitor.cs (5)

245 attributes.FirstOrDefault(cad => ContentPropertyAttribute.ContentPropertyTypes.Contains(cad.AttributeType.FullName)); 426 var cProvideValue = typeof(ICompiledValueProvider).GetMethods().FirstOrDefault(md => md.Name == "ProvideValue"); 466 var cProvideValue = typeof(ICompiledValueProvider).GetMethods().FirstOrDefault(md => md.Name == "ProvideValue"); 613 var ctorInfo = module.ImportReference(typedBindingRef.ResolveCached(context.Cache).Methods.FirstOrDefault(md => 1278 var handler = declaringType.AllMethods(context.Cache).FirstOrDefault(md =>

TypeReferenceExtensions.cs (1)

156 if ((iface = typeDef.Interfaces.FirstOrDefault(tr =>

XamlCTask.cs (6)

207 assemblyDefinition.CustomAttributes.FirstOrDefault( 222 module.CustomAttributes.FirstOrDefault( 252 typeDef.CustomAttributes.FirstOrDefault( 271 var initComp = typeDef.Methods.FirstOrDefault(md => md.Name == "InitializeComponent"); 279 var xamlFilePath = typeDef.HasCustomAttributes && (xamlFilePathAttr = typeDef.CustomAttributes.FirstOrDefault(ca => ca.AttributeType.FullName == "Microsoft.Maui.Controls.Xaml.XamlFilePathAttribute")) != null ? 341 var suppressMessageAttribute = initComp.CustomAttributes.FirstOrDefault(ca => ca.AttributeType.FullName == "System.Diagnostics.CodeAnalysis.UnconditionalSuppressMessageAttribute");

Microsoft.Maui.Controls.Xaml (12)

ApplyPropertiesVisitor.cs (6)

291 attributes.FirstOrDefault(cad => ContentPropertyAttribute.ContentPropertyTypes.Contains(cad.AttributeType.FullName)); 342 var propertyInfo = elementType.GetRuntimeProperties().FirstOrDefault(p => p.Name == localName); 463 var eventInfo = elementType.GetRuntimeEvent(localName) ?? elementType.GetRuntimeEvents().FirstOrDefault(ei => ei.Name == localName && !(ei.AddMethod.IsPrivate)); 601 minforetriever = () => property.DeclaringType.GetRuntimeProperties().FirstOrDefault(pi => pi.Name == property.PropertyName); 660 var propertyInfo = elementType.GetRuntimeProperties().FirstOrDefault(p => p.Name == localName); 813 var addMethod = GetAllRuntimeMethods(property.ReturnType).FirstOrDefault(mi => mi.Name == "Add" && mi.GetParameters().Length == 1);

CreateValuesVisitor.cs (3)

207 .DeclaredConstructors.FirstOrDefault( 233 .DeclaredConstructors.FirstOrDefault( 278 var mi = nodeType.GetRuntimeMethods().FirstOrDefault(isMatch);

MarkupExtensions\StaticExtension.cs (2)

32 var pinfo = type.GetRuntimeProperties().FirstOrDefault(pi => pi.Name == membername && pi.GetMethod.IsStatic); 36 var finfo = type.GetRuntimeFields().FirstOrDefault(fi => fi.Name == membername && fi.IsStatic);

XamlServiceProvider.cs (1)

338 && parentType.GetRuntimeProperties().FirstOrDefault(p => p.Name == name.LocalName) is PropertyInfo propertyInfo

Microsoft.ML.AutoML (5)

ColumnInference\ColumnTypeInference.cs (1)

394labelColumn = cols.FirstOrDefault(c => c.Name == args.Label);

Experiment\SuggestedPipelineRunDetails\SuggestedPipelineCrossValRunDetail.cs (1)

45Exception = Results.Select(r => r.Exception).FirstOrDefault(e => e != null);

TransformInference\TransformInference.cs (2)

445var labelColumnName = intermediateCols.FirstOrDefault(c => c.Purpose == ColumnPurpose.Label)?.ColumnName; 449var groupColumnName = intermediateCols.FirstOrDefault(c => c.Purpose == ColumnPurpose.GroupId)?.ColumnName;

Utils\UserInputValidationUtil.cs (1)

304return groups.FirstOrDefault(g => g.Count() > 1)?.Key;

Microsoft.ML.Core (9)

CommandLine\CmdParser.cs (1)

1207arg = Args.FirstOrDefault(a => a.Index == argument.Index);

ComponentModel\ComponentCatalog.cs (4)

854component = _components.FirstOrDefault(x => x.ArgumentType == argumentType); 865component = _components.FirstOrDefault(x => x.InterfaceType == interfaceType && x.ArgumentType == argumentType); 875component = _components.FirstOrDefault(x => x.InterfaceType == interfaceType && (x.Name == alias || (x.Aliases != null && x.Aliases.Contains(alias)))); 892component = _components.FirstOrDefault(x => x.InterfaceType == interfaceType && (x.Name.ToLowerInvariant() == alias || AnyMatch(alias, x.Aliases)));

Data\IEstimator.cs (1)

210column = _columns.FirstOrDefault(x => x.Name == name);

Data\ProgressReporter.cs (1)

404info = _infos.FirstOrDefault(x => x.Channel == source);

Data\Repository.cs (1)

426var assemblyInternationalVersionAttribute = assembly.CustomAttributes.FirstOrDefault(a =>

Utilities\ResourceManagerUtils.cs (1)

338var errorResult = result.FirstOrDefault(res => !string.IsNullOrEmpty(res.ErrorMessage));

Microsoft.ML.Data (3)

Data\SchemaDefinition.cs (1)

304get => this.FirstOrDefault(x => x.ColumnName == columnName);

DataView\DataViewConstructionUtils.cs (1)

71var schemaDefinitionCol = schemaDefinition.FirstOrDefault(c => c.ColumnName == name);

EntryPoints\EntryPointNode.cs (1)

999public bool HasRunnableNodes => _nodes.FirstOrDefault(x => x.CanStart()) != null;

Microsoft.ML.FastTree (1)

Utils\BufferPoolManager.cs (1)

53List<Array> buffers = availableBuffers.FirstOrDefault(x => x.Value.Count > 0 && x.Key >= size && (x.Key - size) < (size * 0.2)).Value as List<Array>;

Microsoft.ML.GenAI.Mistral (1)

Mistral_7B_0_3ChatTemplateBuilder.cs (1)

35var systemMessage = messages.FirstOrDefault(m => m.GetRole() == Role.System)?.GetContent();

Microsoft.ML.OnnxTransformer (2)

OnnxTransform.cs (2)

589var slotsNode = nodes.FirstOrDefault(node => node.Name == slotNamesNodeName); 590var slotsAttr = slotsNode?.Attribute.FirstOrDefault(attr => attr.Name == "keys_strings");

Microsoft.VisualStudio.LanguageServices (13)

CallHierarchy\Finders\ImplementerFinder.cs (1)

43var bestLocation = sourceLocations.FirstOrDefault(d => documents == null || documents.Contains(d));

CallHierarchy\Finders\OverridingMemberFinder.cs (1)

39var bestLocation = sourceLocations.FirstOrDefault(d => documents == null || documents.Contains(d));

DocumentOutline\DocumentOutlineViewModel.cs (1)

416var filePath = _textBuffer.GetRelatedDocuments().FirstOrDefault(static d => d.FilePath is not null)?.FilePath;

ErrorReporting\VisualStudioInfoBar.cs (2)

120items.FirstOrDefault(i => i.Kind == InfoBarUI.UIKind.Close).Action?.Invoke(); 193var item = _items.FirstOrDefault(i => i.Title == actionItem.Text);

Interactive\VsResetInteractive.cs (1)

164=> _workspace.CurrentSolution.Projects.FirstOrDefault(proj => _workspace.GetHierarchy(proj.Id) == hierarchy);

ProjectSystem\Extensions\ProjectItemsExtensions.cs (1)

17=> items.OfType<ProjectItem>().FirstOrDefault(p => comparer.Compare(p.Name, itemName) == 0);

ProjectSystem\VisualStudioWorkspaceImpl.AddMetadataReferenceUndoUnit.cs (1)

36.FirstOrDefault(p => StringComparer.OrdinalIgnoreCase.Equals(p.FilePath, _filePath));

ProjectSystem\VisualStudioWorkspaceImpl.cs (2)

815var folderItem = items.FirstOrDefault(p => StringComparer.OrdinalIgnoreCase.Compare(p.Name, folder) == 0); 928var solutionItemsFolder = projects.FirstOrDefault(static p => p.Kind == EnvDTE.Constants.vsProjectKindSolutionItems && p.Name == SolutionItemsFolderName);

ProjectSystem\VisualStudioWorkspaceImpl.OpenFileTracker.cs (1)

245var matchingProjectId = projectIds.FirstOrDefault(id => projectToHierarchyMap.GetValueOrDefault(id, null) == hierarchy);

ProjectSystem\VisualStudioWorkspaceImpl.RemoveMetadataReferenceUndoUnit.cs (1)

35.FirstOrDefault(p => StringComparer.OrdinalIgnoreCase.Equals(p.FilePath!, _filePath));

Workspace\VisualStudioActiveDocumentTracker.cs (1)

146var existingFrame = _visibleFrames.FirstOrDefault(f => f.Frame == frame);

Microsoft.VisualStudio.LanguageServices.CSharp (1)

CodeModel\CSharpCodeModelService.cs (1)

1333.FirstOrDefault(t => t.IsDocComment());

Microsoft.VisualStudio.LanguageServices.CSharp.UnitTests (2)

Interactive\Commands\ResetInteractiveTests.cs (2)

51var project = workspace.CurrentSolution.Projects.FirstOrDefault(p => p.AssemblyName == "ResetInteractiveTestsAssembly"); 52var document = project.Documents.FirstOrDefault(d => d.FilePath == "ResetInteractiveTestsDocument");

Microsoft.VisualStudio.LanguageServices.LiveShare (1)

Client\RemoteLanguageServiceWorkspace.cs (1)

317var project = CurrentSolution.Projects.FirstOrDefault(p => p.Name == projectName && p.Language == language);

Mvc.Api.Analyzers.Test (2)

TestFiles\AddResponseTypeAttributeCodeFixProviderIntegrationTest\CodeFixWorksWhenMultipleIdenticalStatusCodesAreInError.Input.cs (1)

23var model = Values.FirstOrDefault(m => m.Id == id);

TestFiles\AddResponseTypeAttributeCodeFixProviderIntegrationTest\CodeFixWorksWhenMultipleIdenticalStatusCodesAreInError.Output.cs (1)

27var model = Values.FirstOrDefault(m => m.Id == id);

PresentationFramework (2)

System\Windows\SystemResources.cs (2)

1025_hwndNotify.Keys.FirstOrDefault((hwndDpiContext) => hwndDpiContext.DpiAwarenessContextValue == ProcessDpiAwarenessContextValue) == null) 1546var hwndDpiInfo = _hwndNotify.Keys.FirstOrDefault((hwndDpiContext) => hwndDpiContext.DpiAwarenessContextValue == ProcessDpiAwarenessContextValue);

Publishers.AppHost (5)

DistributedApplicationBuilderExtensions.cs (5)

68var appNameInput = validationContext.Inputs.FirstOrDefault(i => i.Label == "Application Name"); 74var versionInput = validationContext.Inputs.FirstOrDefault(i => i.Label == "Application Version"); 88var appName = multiInputResult.Canceled ? "default-app" : (multiInputResult.Data?.FirstOrDefault(i => i.Label == "Application Name")?.Value ?? "default-app"); 89var appVersion = multiInputResult.Canceled ? "1.0.0" : (multiInputResult.Data?.FirstOrDefault(i => i.Label == "Application Version")?.Value ?? "1.0.0"); 90var sslType = multiInputResult.Canceled ? "self-signed" : (multiInputResult.Data?.FirstOrDefault(i => i.Label == "SSL Certificate Type")?.Value ?? "self-signed");

Roslyn.Diagnostics.Analyzers (19)

AbstractExposeMemberForTesting`1.cs (1)

112var accessorField = testAccessorType.GetMembers().OfType<IFieldSymbol>().FirstOrDefault(field => field.Type.Equals(containingType));

ExportedPartsShouldHaveImportingConstructor.cs (1)

89var exportAttributeApplication = exportAttributes.FirstOrDefault(ad => ad.AttributeClass.DerivesFrom(exportAttribute));

src\Dependencies\Collections\Extensions\IEnumerableExtensions.cs (1)

795/// Variant of <see cref="System.Linq.Enumerable.FirstOrDefault{TSource}(IEnumerable{TSource}, Func{TSource, bool})"/>

src\RoslynAnalyzers\Utilities\Compiler\Extensions\DiagnosticExtensions.cs (1)

207var syntaxTreeOptionsProviderTryGetDiagnosticValueMethod = syntaxTreeOptionsProvider?.GetType().GetRuntimeMethods().FirstOrDefault(m => m.Name == "TryGetDiagnosticValue");

src\RoslynAnalyzers\Utilities\Compiler\Options\SymbolNamesWithValueOption.cs (3)

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\FlowAnalysis\SymbolUsageAnalysis\SymbolUsageAnalysis.cs (1)

47.FirstOrDefault(o => Equals((o as ILocalFunctionOperation)?.Symbol, localFunction));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\BottomUpBaseIndentationFinder.cs (1)

266var match = list.FirstOrDefault(o => o != null && o.Tokens.Contains(token));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\Engine\ChainedFormattingRules.cs (1)

105key => key.type.GetRuntimeMethods().FirstOrDefault(method => method.Name == key.name)?.DeclaringType);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Services\SyntaxFacts\AbstractDocumentationCommentService.cs (1)

67.FirstOrDefault(e => GetName(e).ToString() == "summary");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\INamedTypeSymbolExtensions.cs (1)

75.FirstOrDefault(s => symbol.Equals(s.GetOverriddenMember()));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\IPropertySymbolExtensions.cs (1)

17.FirstOrDefault(f => property.Equals(f.AssociatedSymbol));

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\CodeGeneration\CodeGenerationHelpers.cs (1)

221var beforeMember = declarationList.FirstOrDefault(m => m.Span.End >= info.Context.BeforeThisLocation.SourceSpan.End);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\Extensions\ProjectExtensions.cs (1)

106return project.AnalyzerConfigDocuments.FirstOrDefault(d => d.FilePath == analyzerConfigPath);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\LanguageServices\MoveDeclarationNearReference\AbstractMoveDeclarationNearReferenceService.State.cs (1)

128FirstStatementAffectedInInnermostBlock = InnermostBlockStatements.Cast<TStatementSyntax>().FirstOrDefault(allAffectedStatements.Contains);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\LanguageServices\SemanticsFactsService\AbstractSemanticFactsService.cs (2)

TestExportsShouldNotBeDiscoverable.cs (1)

79var exportAttributeApplication = exportAttributes.FirstOrDefault(ad => ad.AttributeClass.DerivesFrom(exportAttribute));

Roslyn.Diagnostics.CSharp.Analyzers (17)

CSharpSpecializedEnumerableCreationAnalyzer.cs (1)

86.FirstOrDefault(n => n.IsKind(SyntaxKind.NumericLiteralExpression)) is LiteralExpressionSyntax literalRankSpecifier)

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Extensions\ILocalSymbolExtensions.cs (1)

17.FirstOrDefault(node => node.Kind() is SyntaxKind.LocalFunctionStatement or SyntaxKind.MethodDeclaration);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Extensions\StatementSyntaxExtensions.cs (2)

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Extensions\SyntaxNodeExtensions.cs (2)

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Formatting\Rules\ElasticTriviaFormattingRule.cs (1)

255var firstNonWhitespaceTrivia = triviaList.FirstOrDefault(trivia => !IsWhitespace(trivia));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Services\RefactoringHelpers\CSharpRefactoringHelpers.cs (1)

50var member = typeDecl.Members.FirstOrDefault(d => d.FullSpan.Contains(position));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\CSharp\Services\SyntaxFacts\CSharpSyntaxFacts.cs (1)

621.FirstOrDefault(n => n is BaseTypeDeclarationSyntax or DelegateDeclarationSyntax);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\CodeGeneration\CSharpCodeGenerationHelpers.cs (1)

155=> members.FirstOrDefault(m => m is MethodDeclarationSyntax);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\CodeGeneration\NamedTypeGenerator.cs (1)

111var primaryConstructor = members.OfType<IMethodSymbol>().FirstOrDefault(m => CodeGenerationConstructorInfo.GetIsPrimaryConstructor(m));

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\Extensions\ContextQuery\SyntaxTokenExtensions.cs (1)

544.FirstOrDefault(a => !a.IsMissing && a.IsKindOrHasMatchingText(kind));

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\Extensions\ContextQuery\SyntaxTreeExtensions.cs (1)

882var firstConstructorConstraint = constraintClause.Constraints.FirstOrDefault(t => t is ConstructorConstraintSyntax);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\Indentation\CSharpIndentationService.Indenter.cs (2)

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\LanguageServices\CSharpTypeInferenceService.TypeInferrer.cs (2)

Roslyn.Test.PdbUtilities (1)

Reader\PdbValidation.cs (1)

504element.Attributes().FirstOrDefault(a => a.Name.LocalName == "format")?.Remove();

Sockets.BindTests (1)

src\Shared\Metrics\TestMeterFactory.cs (1)

20if (Meters.FirstOrDefault(m => m.Name == options.Name && m.Version == options.Version) is { } existingMeter)

Sockets.FunctionalTests (1)

src\Shared\Metrics\TestMeterFactory.cs (1)

20if (Meters.FirstOrDefault(m => m.Name == options.Name && m.Version == options.Version) is { } existingMeter)

System.Composition.TypedParts (1)

System\Composition\TypedParts\Discovery\DiscoveredPart.cs (1)

106_constructor ??= _partType.DeclaredConstructors.FirstOrDefault(ci => ci.IsPublic && !(ci.IsStatic || ci.GetParameters().Length != 0));

System.Linq.Parallel (1)

System\Linq\ParallelEnumerable.cs (1)

5540.FirstOrDefault(ExceptionAggregator.WrapFunc<TSource, bool>(predicate, settings.CancellationState));

System.Private.CoreLib.Generators (1)

NativeRuntimeEventSourceGenerator.cs (1)

48.FirstOrDefault(e => (string)e.Attribute("name") == providerName);

System.ServiceModel.Http.Tests (1)

ServiceModel\SecurityBindingElementTest.cs (1)

24var securityBindingElement = bindingElements.FirstOrDefault(x => x is SecurityBindingElement) as SecurityBindingElement;

System.ServiceModel.NetFramingBase (1)

System\ServiceModel\Channels\ConnectionPool.cs (1)

344var toe = ae.InnerExceptions.FirstOrDefault(e => e is TimeoutException);

System.ServiceModel.Syndication (5)

System\ServiceModel\Syndication\SyndicationFeed.cs (5)

244.FirstOrDefault(e => e.OuterName == Rss20Constants.DocumentationTag && e.OuterNamespace == Rss20Constants.Rss20Namespace); 259.FirstOrDefault(e => e.OuterName == Rss20Constants.TimeToLiveTag && e.OuterNamespace == Rss20Constants.Rss20Namespace); 288.FirstOrDefault(e => e.OuterName == Rss20Constants.SkipHoursTag && e.OuterNamespace == Rss20Constants.Rss20Namespace); 322.FirstOrDefault(e => e.OuterName == Rss20Constants.SkipDaysTag && e.OuterNamespace == Rss20Constants.Rss20Namespace); 358.FirstOrDefault(e => e.OuterName == Rss20Constants.TextInputTag && e.OuterNamespace == Rss20Constants.Rss20Namespace);

System.Text.Json.SourceGeneration (2)

Helpers\RoslynExtensions.cs (1)

112constructorInfo = namedType.GetExplicitlyDeclaredInstanceConstructors().FirstOrDefault(ctor => ctor.DeclaredAccessibility is Accessibility.Public && ctor.Parameters.Length == 0);

JsonSourceGenerator.Parser.cs (1)

1562return paramGenSpecs?.FirstOrDefault(MatchesConstructorParameter);

System.Windows.Forms.Analyzers.CSharp (2)

System\Windows\Forms\CSharp\Analyzers\MissingPropertySerializationConfiguration\MissingPropertySerializationConfigurationAnalyzer.cs (1)

90.FirstOrDefault(m => m.Name == $"ShouldSerialize{propertySymbol.Name}");

System\Windows\Forms\CSharp\Generators\ApplicationConfiguration\ApplicationConfigurationGenerator.cs (1)

64.FirstOrDefault(a => a is NamespaceDeclarationSyntax) is NamespaceDeclarationSyntax namespaceSyntax)

System.Windows.Forms.Analyzers.Tests (1)

CurrentReferences.cs (1)

81string? availableVersion = versions.FirstOrDefault(v =>

System.Windows.Forms.Design (1)

System\Windows\Forms\Design\EventHandlerService.cs (1)

57object? handler = _handlers.FirstOrDefault(handlerType.IsInstanceOfType);

System.Windows.Forms.Design.Tests (5)

System\Windows\Forms\Design\DesignerFrameTests.cs (1)

65Control? designerRegion = controls.FirstOrDefault(c => c is ScrollableControl);

System\Windows\Forms\Design\TabControlDesignerTests.cs (2)

102var removeVerb = verbs.Cast<DesignerVerb>().FirstOrDefault(v => v.Text == SR.TabControlRemove); 118var removeVerb = verbs.Cast<DesignerVerb>().FirstOrDefault(v => v.Text == SR.TabControlRemove);

System\Windows\Forms\Design\TextBoxBaseDesignerTests.cs (1)

55SnapLine? baselineSnapLine = snapLines.Cast<SnapLine>().FirstOrDefault(sl => sl.SnapLineType == SnapLineType.Baseline);

System\Windows\Forms\Design\UpDownBaseDesignerTests.cs (1)

55SnapLine? baselineSnapLine = snapLines.FirstOrDefault(sl => sl.SnapLineType == SnapLineType.Baseline);

System.Windows.Forms.Tests (2)

System\Windows\Forms\PropertyGridTests.cs (2)

3993.FirstOrDefault(category => category.PropertyName == "Misc")? 3996.FirstOrDefault(entry => entry.PropertyName == nameof(ToolStripMenuItem.ShortcutKeys));

Templates.Blazor.Tests (2)

src\ProjectTemplates\Shared\Project.cs (1)

545.FirstOrDefault(a => a.Key == key);

src\Shared\Process\ProcessEx.cs (1)

231.FirstOrDefault(attribute => attribute.Key == "TestPackageRestorePath")

Templates.Blazor.WebAssembly.Auth.Tests (2)

src\ProjectTemplates\Shared\Project.cs (1)

545.FirstOrDefault(a => a.Key == key);

src\Shared\Process\ProcessEx.cs (1)

231.FirstOrDefault(attribute => attribute.Key == "TestPackageRestorePath")

Templates.Blazor.WebAssembly.Tests (2)

src\ProjectTemplates\Shared\Project.cs (1)

545.FirstOrDefault(a => a.Key == key);

src\Shared\Process\ProcessEx.cs (1)

231.FirstOrDefault(attribute => attribute.Key == "TestPackageRestorePath")

Templates.Mvc.Tests (2)

src\ProjectTemplates\Shared\Project.cs (1)

545.FirstOrDefault(a => a.Key == key);

src\Shared\Process\ProcessEx.cs (1)

231.FirstOrDefault(attribute => attribute.Key == "TestPackageRestorePath")

Templates.Tests (2)

src\ProjectTemplates\Shared\Project.cs (1)

545.FirstOrDefault(a => a.Key == key);

src\Shared\Process\ProcessEx.cs (1)

231.FirstOrDefault(attribute => attribute.Key == "TestPackageRestorePath")

Test.Utilities (11)

src\Dependencies\Collections\Extensions\IEnumerableExtensions.cs (1)

795/// Variant of <see cref="System.Linq.Enumerable.FirstOrDefault{TSource}(IEnumerable{TSource}, Func{TSource, bool})"/>

src\RoslynAnalyzers\Utilities\Compiler\Extensions\DiagnosticExtensions.cs (1)

207var syntaxTreeOptionsProviderTryGetDiagnosticValueMethod = syntaxTreeOptionsProvider?.GetType().GetRuntimeMethods().FirstOrDefault(m => m.Name == "TryGetDiagnosticValue");

src\RoslynAnalyzers\Utilities\Compiler\Options\SymbolNamesWithValueOption.cs (3)

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\FlowAnalysis\SymbolUsageAnalysis\SymbolUsageAnalysis.cs (1)

47.FirstOrDefault(o => Equals((o as ILocalFunctionOperation)?.Symbol, localFunction));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\BottomUpBaseIndentationFinder.cs (1)

266var match = list.FirstOrDefault(o => o != null && o.Tokens.Contains(token));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\Engine\ChainedFormattingRules.cs (1)

105key => key.type.GetRuntimeMethods().FirstOrDefault(method => method.Name == key.name)?.DeclaringType);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Services\SyntaxFacts\AbstractDocumentationCommentService.cs (1)

67.FirstOrDefault(e => GetName(e).ToString() == "summary");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\INamedTypeSymbolExtensions.cs (1)

75.FirstOrDefault(s => symbol.Equals(s.GetOverriddenMember()));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\IPropertySymbolExtensions.cs (1)

17.FirstOrDefault(f => property.Equals(f.AssociatedSymbol));

TestTasks (2)

InjectRequestHandler.cs (2)

38var targetLibrary = target.Properties().FirstOrDefault(p => p.Name == libraryName); 70var library = libraries.Properties().FirstOrDefault(p => p.Name == libraryName);

Text.Analyzers (16)

src\Dependencies\Collections\Extensions\IEnumerableExtensions.cs (1)

795/// Variant of <see cref="System.Linq.Enumerable.FirstOrDefault{TSource}(IEnumerable{TSource}, Func{TSource, bool})"/>

src\RoslynAnalyzers\Utilities\Compiler\Extensions\DiagnosticExtensions.cs (1)

207var syntaxTreeOptionsProviderTryGetDiagnosticValueMethod = syntaxTreeOptionsProvider?.GetType().GetRuntimeMethods().FirstOrDefault(m => m.Name == "TryGetDiagnosticValue");

src\RoslynAnalyzers\Utilities\Compiler\Options\SymbolNamesWithValueOption.cs (3)

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\FlowAnalysis\SymbolUsageAnalysis\SymbolUsageAnalysis.cs (1)

47.FirstOrDefault(o => Equals((o as ILocalFunctionOperation)?.Symbol, localFunction));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\BottomUpBaseIndentationFinder.cs (1)

266var match = list.FirstOrDefault(o => o != null && o.Tokens.Contains(token));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Formatting\Engine\ChainedFormattingRules.cs (1)

105key => key.type.GetRuntimeMethods().FirstOrDefault(method => method.Name == key.name)?.DeclaringType);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Services\SyntaxFacts\AbstractDocumentationCommentService.cs (1)

67.FirstOrDefault(e => GetName(e).ToString() == "summary");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\INamedTypeSymbolExtensions.cs (1)

75.FirstOrDefault(s => symbol.Equals(s.GetOverriddenMember()));

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\IPropertySymbolExtensions.cs (1)

17.FirstOrDefault(f => property.Equals(f.AssociatedSymbol));

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\CodeGeneration\CodeGenerationHelpers.cs (1)

221var beforeMember = declarationList.FirstOrDefault(m => m.Span.End >= info.Context.BeforeThisLocation.SourceSpan.End);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\Extensions\ProjectExtensions.cs (1)

106return project.AnalyzerConfigDocuments.FirstOrDefault(d => d.FilePath == analyzerConfigPath);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\LanguageServices\MoveDeclarationNearReference\AbstractMoveDeclarationNearReferenceService.State.cs (1)

128FirstStatementAffectedInInnermostBlock = InnermostBlockStatements.Cast<TStatementSyntax>().FirstOrDefault(allAffectedStatements.Contains);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\Core\LanguageServices\SemanticsFactsService\AbstractSemanticFactsService.cs (2)

UnitTests.Common (1)

TestHelpers.cs (1)

175MessageDescription messageDesc = messages.FirstOrDefault(m => m.Action.Equals(messageData.Action));

Wasm.Performance.Driver (1)

Program.cs (1)

215.FirstOrDefault(f => f.Key == "CommitHash")

xunit.assert (1)

Sdk\CollectionTrackerExtensions.cs (1)

42 static readonly MethodInfo? asTrackerOpenGeneric = typeof(CollectionTrackerExtensions).GetRuntimeMethods().FirstOrDefault(m => m.Name == nameof(AsTracker) && m.IsGenericMethod);

xunit.console (13)

CommandLine.cs (2)

67var reporter = reporters.FirstOrDefault(r => r.RunnerSwitch == unknownOption) ?? throw new ArgumentException($"unknown option: -{unknownOption}"); 76result = reporters.FirstOrDefault(r => r.IsEnvironmentallyEnabled) ?? result;

common\AssemblyResolution\DependencyContextAssemblyCache.cs (8)

68.Select(lib => compatibleRuntimes.Select(runtime => Tuple.Create(lib, lib.RuntimeAssemblyGroups.FirstOrDefault(libGroup => string.Equals(libGroup.Runtime, runtime)))) 69.FirstOrDefault(tuple => tuple.Item2?.AssetPaths != null)) 82.Select(lib => compatibleRuntimes.Select(runtime => Tuple.Create(lib, lib.NativeLibraryGroups.FirstOrDefault(libGroup => string.Equals(libGroup.Runtime, runtime)))) 83.FirstOrDefault(tuple => tuple.Item2?.AssetPaths != null)) 102=> runtimeGraph.FirstOrDefault(x => string.Equals(x.Runtime, currentRuntimeIdentifier, StringComparison.OrdinalIgnoreCase)) 103?? runtimeGraph.FirstOrDefault(x => string.Equals(x.Runtime, fallbackRuntimeIdentifier.Value, StringComparison.OrdinalIgnoreCase)) 238var resolvedAssemblyPath = assemblies.FirstOrDefault(a => string.Equals(assemblyName, Path.GetFileNameWithoutExtension(a), StringComparison.OrdinalIgnoreCase)); 281var resolvedAssemblyPath = assemblies.FirstOrDefault(a => string.Equals(formattedUnmanagedDllName, Path.GetFileName(a), StringComparison.OrdinalIgnoreCase));

common\AssemblyResolution\Microsoft.Extensions.DependencyModel\DependencyContextJsonReader.cs (3)

91var ridlessTarget = targets.FirstOrDefault(t => !IsRuntimeTarget(t.Name)); 122target = targets.FirstOrDefault(t => t.Name == runtimeTargetName); 128target = targets.FirstOrDefault(t => IsRuntimeTarget(t.Name));