FirstOrDefault

499 references to FirstOrDefault

Aspire.Hosting.Analyzers (1)

AspireExportAnalyzer.cs (1)

96var location = attributeSyntax?.GetLocation() ?? method.Locations.FirstOrDefault() ?? Location.None;

ConfigurationSchemaGenerator (2)

ConfigSchemaEmitter.cs (1)

384propertySymbol = typeSymbol.GetMembers(property.Name).FirstOrDefault() as IPropertySymbol;

RuntimeSource\Configuration.Binder\ConfigurationBindingGenerator.Parser.cs (1)

675string configKeyName = attributeData?.ConstructorArguments.FirstOrDefault().Value as string ?? propertyName;

GenerateDocumentationAndConfigFiles (17)

src\Dependencies\Collections\OneOrMany.cs (1)

141=> HasOneItem ? _one : _many.FirstOrDefault();

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

93return constructedInterface?.GetMembers(interfaceMethodName).FirstOrDefault() is IMethodSymbol interfaceMethod &&

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

38var firstArg = invocation.Arguments.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\CollectionExpressionUtilities.cs (1)

76elementType = foundType?.TypeArguments.FirstOrDefault() ?? compilation.ObjectType;

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\SymbolInfoExtensions.cs (1)

23=> info.Symbol ?? info.CandidateSymbols.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Simplification\SymbolAnnotation.cs (1)

21=> GetSymbols(annotation, compilation).FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AliasSymbolKey.cs (1)

22visitor.WriteString(symbol.DeclaringSyntaxReferences.FirstOrDefault()?.SyntaxTree.FilePath ?? "");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AnonymousTypeSymbolKey.cs (1)

25var propertyLocations = properties.SelectAsArray(p => p.Locations.FirstOrDefault());

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.SymbolKeyReader.cs (1)

705var location = module.Locations.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.TupleTypeSymbolKey.cs (1)

30locations.Add(element.Locations.FirstOrDefault() ?? Location.None);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\SymbolEquivalenceComparer.GetHashCodeVisitor.cs (4)

103Hash.Combine(x.Locations.FirstOrDefault(), currentHash)); 107=> Hash.Combine(x.Locations.FirstOrDefault(), currentHash); 117return Hash.Combine(x.Locations.FirstOrDefault(), currentHash); 297=> Hash.Combine(x.Locations.FirstOrDefault(), currentHash);

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

161var documentId = solution.GetDocumentIdsWithFilePath(location.GetLineSpan().Path).FirstOrDefault();

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

110return types.FirstOrDefault();

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

91.Single(m => containingType.Equals(m.Parameters.FirstOrDefault()?.Type));

ILLink.RoslynAnalyzer (3)

TrimAnalysis\SingleValueExtensions.cs (1)

18var underlyingType = (type as INamedTypeSymbol)?.TypeArguments.FirstOrDefault();

TrimAnalysis\TrimDataFlowAnalysis.cs (2)

94if (block.Block.Operations.FirstOrDefault() is not IOperation op) 116if (block.Block.Operations.FirstOrDefault() is IOperation firstBlockOp)

Metrics (15)

src\Dependencies\Collections\OneOrMany.cs (1)

141=> HasOneItem ? _one : _many.FirstOrDefault();

src\RoslynAnalyzers\Utilities\Compiler\CodeMetrics\MetricsHelper.cs (1)

212var parameterSyntaxRef = parameter.DeclaringSyntaxReferences.FirstOrDefault();

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

93return constructedInterface?.GetMembers(interfaceMethodName).FirstOrDefault() is IMethodSymbol interfaceMethod &&

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

38var firstArg = invocation.Arguments.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\CollectionExpressionUtilities.cs (1)

76elementType = foundType?.TypeArguments.FirstOrDefault() ?? compilation.ObjectType;

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\SymbolInfoExtensions.cs (1)

23=> info.Symbol ?? info.CandidateSymbols.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Simplification\SymbolAnnotation.cs (1)

21=> GetSymbols(annotation, compilation).FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AliasSymbolKey.cs (1)

22visitor.WriteString(symbol.DeclaringSyntaxReferences.FirstOrDefault()?.SyntaxTree.FilePath ?? "");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AnonymousTypeSymbolKey.cs (1)

25var propertyLocations = properties.SelectAsArray(p => p.Locations.FirstOrDefault());

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.SymbolKeyReader.cs (1)

705var location = module.Locations.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.TupleTypeSymbolKey.cs (1)

30locations.Add(element.Locations.FirstOrDefault() ?? Location.None);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\SymbolEquivalenceComparer.GetHashCodeVisitor.cs (4)

Metrics.Legacy (15)

src\Dependencies\Collections\OneOrMany.cs (1)

141=> HasOneItem ? _one : _many.FirstOrDefault();

src\RoslynAnalyzers\Utilities\Compiler\CodeMetrics\MetricsHelper.cs (1)

212var parameterSyntaxRef = parameter.DeclaringSyntaxReferences.FirstOrDefault();

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

93return constructedInterface?.GetMembers(interfaceMethodName).FirstOrDefault() is IMethodSymbol interfaceMethod &&

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

38var firstArg = invocation.Arguments.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\CollectionExpressionUtilities.cs (1)

76elementType = foundType?.TypeArguments.FirstOrDefault() ?? compilation.ObjectType;

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\SymbolInfoExtensions.cs (1)

23=> info.Symbol ?? info.CandidateSymbols.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Simplification\SymbolAnnotation.cs (1)

21=> GetSymbols(annotation, compilation).FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AliasSymbolKey.cs (1)

22visitor.WriteString(symbol.DeclaringSyntaxReferences.FirstOrDefault()?.SyntaxTree.FilePath ?? "");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AnonymousTypeSymbolKey.cs (1)

25var propertyLocations = properties.SelectAsArray(p => p.Locations.FirstOrDefault());

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.SymbolKeyReader.cs (1)

705var location = module.Locations.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.TupleTypeSymbolKey.cs (1)

30locations.Add(element.Locations.FirstOrDefault() ?? Location.None);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\SymbolEquivalenceComparer.GetHashCodeVisitor.cs (4)

Microsoft.Analyzers.Local (7)

ApiLifecycle\ApiLifecycleAnalyzer.cs (7)

74context.ReportDiagnostic(Diagnostic.Create(DiagDescriptors.NewSymbolsMustBeMarkedExperimental, symbol.Locations.FirstOrDefault(), symbol)); 111context.ReportDiagnostic(Diagnostic.Create(DiagDescriptors.ExperimentalSymbolsCantBeMarkedObsolete, symbol.Locations.FirstOrDefault(), symbol)); 118context.ReportDiagnostic(Diagnostic.Create(DiagDescriptors.PublishedSymbolsCantBeMarkedExperimental, symbol.Locations.FirstOrDefault(), symbol)); 125context.ReportDiagnostic(Diagnostic.Create(DiagDescriptors.PublishedSymbolsCantChange, symbol.Locations.FirstOrDefault(), symbol)); 133context.ReportDiagnostic(Diagnostic.Create(DiagDescriptors.PublishedSymbolsCantChange, symbol.Locations.FirstOrDefault(), symbol)); 154context.ReportDiagnostic(Diagnostic.Create(DiagDescriptors.NewSymbolsMustBeMarkedExperimental, type.Locations.FirstOrDefault(), type)); 158context.ReportDiagnostic(Diagnostic.Create(DiagDescriptors.ExperimentalSymbolsCantBeMarkedObsolete, type.Locations.FirstOrDefault(), type));

Microsoft.AspNetCore.App.Analyzers (7)

Kestrel\ListenOnIPv6AnyAnalyzer.cs (2)

47var addressArgument = kestrelOptionsListenInvocation?.Arguments.FirstOrDefault(); 79var localVariableDeclaration = localReferenceOperation.Local.DeclaringSyntaxReferences.FirstOrDefault();

RouteEmbeddedLanguage\RoutePatternHighlighter.cs (1)

99.Where(i => semanticModel.GetSymbolInfo(i) is var symbolInfo && SymbolEqualityComparer.Default.Equals(symbolInfo.Symbol ?? symbolInfo.CandidateSymbols.FirstOrDefault(), matchingParameter));

RouteHandlers\DetectMismatchedParameterOptionality.cs (1)

35var location = parameter.DeclaringSyntaxReferences.FirstOrDefault()?.GetSyntax().GetLocation();

src\Shared\Roslyn\CodeAnalysisExtensions.cs (1)

187var firstArg = invocation.Arguments.FirstOrDefault();

src\Shared\RoslynUtils\SymbolExtensions.cs (2)

223=> info.Symbol ?? info.CandidateSymbols.FirstOrDefault(); 320var underlyingType = namedType.TypeArguments.FirstOrDefault();

Microsoft.AspNetCore.Components.Analyzers (5)

ComponentParameterAnalyzer.cs (1)

76var propertyLocation = property.Locations.FirstOrDefault();

InternalUsageAnalyzer.cs (2)

168symbolForDiagnostic.DeclaringSyntaxReferences.FirstOrDefault()?.GetSyntax().GetLocation() ?? Location.None, 178symbolForDiagnostic.DeclaringSyntaxReferences.FirstOrDefault()?.GetSyntax().GetLocation() ?? Location.None,

PersistentStateAnalyzer.cs (1)

73var propertyLocation = propertySymbol.Locations.FirstOrDefault();

SupplyParameterFromFormAnalyzer.cs (1)

73var propertyLocation = propertySymbol.Locations.FirstOrDefault();

Microsoft.AspNetCore.Components.SdkAnalyzers (3)

ComponentParameterAnalyzer.cs (1)

70var propertyLocation = property.Locations.FirstOrDefault();

InternalUsageAnalyzer.cs (2)

Microsoft.AspNetCore.Http.RequestDelegateGenerator (3)

src\Shared\RoslynUtils\SymbolExtensions.cs (2)

223=> info.Symbol ?? info.CandidateSymbols.FirstOrDefault(); 320var underlyingType = namedType.TypeArguments.FirstOrDefault();

StaticRouteHandlerModel\EndpointParameter.cs (1)

159var constructorArgument = keyedServicesAttribute.ConstructorArguments.FirstOrDefault();

Microsoft.AspNetCore.Mvc.Analyzers (1)

src\Shared\Roslyn\CodeAnalysisExtensions.cs (1)

187var firstArg = invocation.Arguments.FirstOrDefault();

Microsoft.AspNetCore.Mvc.Api.Analyzers (1)

src\Shared\Roslyn\CodeAnalysisExtensions.cs (1)

187var firstArg = invocation.Arguments.FirstOrDefault();

Microsoft.AspNetCore.OpenApi.SourceGenerators (3)

XmlComments\XmlComment.InheritDoc.cs (3)

292return methodSymbol.ExplicitOrImplicitInterfaceImplementations().FirstOrDefault(); 305return typeSymbol.Interfaces.FirstOrDefault(); 314return memberSymbol.ExplicitOrImplicitInterfaceImplementations().FirstOrDefault();

Microsoft.CodeAnalysis (1)

src\Dependencies\Collections\OneOrMany.cs (1)

141=> HasOneItem ? _one : _many.FirstOrDefault();

Microsoft.CodeAnalysis.Analyzers (22)

MetaAnalyzers\DiagnosticDescriptorCreationAnalyzer.cs (1)

327if (compilationEndContextType.GetMembers(DiagnosticWellKnownNames.ReportDiagnosticName).FirstOrDefault() is IMethodSymbol compilationEndReportDiagnosticMethod)

MetaAnalyzers\ReportDiagnosticAnalyzer.cs (3)

154if (this.DiagnosticAnalyzer.GetMembers(DiagnosticWellKnownNames.SupportedDiagnosticsName).FirstOrDefault() is IPropertySymbol supportedDiagnosticBaseProperty) 162SyntaxReference? syntaxRef = supportedDiagnosticsProperty.GetMethod.DeclaringSyntaxReferences.FirstOrDefault(); 223SyntaxReference? syntaxRef = local.DeclaringSyntaxReferences.FirstOrDefault();

src\Dependencies\Collections\OneOrMany.cs (1)

141=> HasOneItem ? _one : _many.FirstOrDefault();

src\RoslynAnalyzers\Utilities\Compiler\CodeMetrics\MetricsHelper.cs (1)

212var parameterSyntaxRef = parameter.DeclaringSyntaxReferences.FirstOrDefault();

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

93return constructedInterface?.GetMembers(interfaceMethodName).FirstOrDefault() is IMethodSymbol interfaceMethod &&

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

38var firstArg = invocation.Arguments.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\CollectionExpressionUtilities.cs (1)

76elementType = foundType?.TypeArguments.FirstOrDefault() ?? compilation.ObjectType;

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\SymbolInfoExtensions.cs (1)

23=> info.Symbol ?? info.CandidateSymbols.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Simplification\SymbolAnnotation.cs (1)

21=> GetSymbols(annotation, compilation).FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AliasSymbolKey.cs (1)

22visitor.WriteString(symbol.DeclaringSyntaxReferences.FirstOrDefault()?.SyntaxTree.FilePath ?? "");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AnonymousTypeSymbolKey.cs (1)

25var propertyLocations = properties.SelectAsArray(p => p.Locations.FirstOrDefault());

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.SymbolKeyReader.cs (1)

705var location = module.Locations.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.TupleTypeSymbolKey.cs (1)

30locations.Add(element.Locations.FirstOrDefault() ?? Location.None);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\SymbolEquivalenceComparer.GetHashCodeVisitor.cs (4)

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

161var documentId = solution.GetDocumentIdsWithFilePath(location.GetLineSpan().Path).FirstOrDefault();

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

110return types.FirstOrDefault();

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

91.Single(m => containingType.Equals(m.Parameters.FirstOrDefault()?.Type));

Microsoft.CodeAnalysis.AnalyzerUtilities (15)

src\Dependencies\Collections\OneOrMany.cs (1)

141=> HasOneItem ? _one : _many.FirstOrDefault();

src\RoslynAnalyzers\Utilities\Compiler\CodeMetrics\MetricsHelper.cs (1)

212var parameterSyntaxRef = parameter.DeclaringSyntaxReferences.FirstOrDefault();

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

93return constructedInterface?.GetMembers(interfaceMethodName).FirstOrDefault() is IMethodSymbol interfaceMethod &&

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

38var firstArg = invocation.Arguments.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\CollectionExpressionUtilities.cs (1)

76elementType = foundType?.TypeArguments.FirstOrDefault() ?? compilation.ObjectType;

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\SymbolInfoExtensions.cs (1)

23=> info.Symbol ?? info.CandidateSymbols.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Simplification\SymbolAnnotation.cs (1)

21=> GetSymbols(annotation, compilation).FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AliasSymbolKey.cs (1)

22visitor.WriteString(symbol.DeclaringSyntaxReferences.FirstOrDefault()?.SyntaxTree.FilePath ?? "");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AnonymousTypeSymbolKey.cs (1)

25var propertyLocations = properties.SelectAsArray(p => p.Locations.FirstOrDefault());

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.SymbolKeyReader.cs (1)

705var location = module.Locations.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.TupleTypeSymbolKey.cs (1)

30locations.Add(element.Locations.FirstOrDefault() ?? Location.None);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\SymbolEquivalenceComparer.GetHashCodeVisitor.cs (4)

Microsoft.CodeAnalysis.BannedApiAnalyzers (19)

src\Dependencies\Collections\OneOrMany.cs (1)

141=> HasOneItem ? _one : _many.FirstOrDefault();

src\RoslynAnalyzers\Utilities\Compiler\CodeMetrics\MetricsHelper.cs (1)

212var parameterSyntaxRef = parameter.DeclaringSyntaxReferences.FirstOrDefault();

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

93return constructedInterface?.GetMembers(interfaceMethodName).FirstOrDefault() is IMethodSymbol interfaceMethod &&

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

38var firstArg = invocation.Arguments.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\CollectionExpressionUtilities.cs (1)

76elementType = foundType?.TypeArguments.FirstOrDefault() ?? compilation.ObjectType;

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\SymbolInfoExtensions.cs (1)

23=> info.Symbol ?? info.CandidateSymbols.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Simplification\SymbolAnnotation.cs (1)

21=> GetSymbols(annotation, compilation).FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AliasSymbolKey.cs (1)

22visitor.WriteString(symbol.DeclaringSyntaxReferences.FirstOrDefault()?.SyntaxTree.FilePath ?? "");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AnonymousTypeSymbolKey.cs (1)

25var propertyLocations = properties.SelectAsArray(p => p.Locations.FirstOrDefault());

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.SymbolKeyReader.cs (1)

705var location = module.Locations.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.TupleTypeSymbolKey.cs (1)

30locations.Add(element.Locations.FirstOrDefault() ?? Location.None);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\SymbolEquivalenceComparer.GetHashCodeVisitor.cs (4)

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

161var documentId = solution.GetDocumentIdsWithFilePath(location.GetLineSpan().Path).FirstOrDefault();

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

110return types.FirstOrDefault();

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

91.Single(m => containingType.Equals(m.Parameters.FirstOrDefault()?.Type));

SymbolIsBannedAnalyzer.cs (1)

97firstEntry.Symbols.FirstOrDefault()?.ToDisplayString() ?? ""));

Microsoft.CodeAnalysis.CodeStyle (16)

src\Analyzers\Core\Analyzers\Helpers\HashCodeAnalyzer\HashCodeAnalyzer.cs (1)

35if (objectType?.GetMembers(nameof(GetHashCode)).FirstOrDefault() is not IMethodSymbol objectGetHashCodeMethod)

src\Analyzers\Core\Analyzers\NamingStyle\NamingStyleDiagnosticAnalyzerBase.cs (2)

58var sourceTree = symbolContext.Symbol.Locations.FirstOrDefault()?.SourceTree; 86if (symbol?.Locations.FirstOrDefault()?.SourceTree is not { } sourceTree)

src\Analyzers\Core\Analyzers\RemoveUnusedParametersAndValues\AbstractRemoveUnusedParametersAndValuesDiagnosticAnalyzer.SymbolStartAnalyzer.cs (1)

263var methodSyntax = method.DeclaringSyntaxReferences.FirstOrDefault()?.GetSyntax(cancellationToken);

src\Dependencies\Collections\OneOrMany.cs (1)

141=> HasOneItem ? _one : _many.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\CollectionExpressionUtilities.cs (1)

76elementType = foundType?.TypeArguments.FirstOrDefault() ?? compilation.ObjectType;

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\SymbolInfoExtensions.cs (1)

23=> info.Symbol ?? info.CandidateSymbols.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Simplification\SymbolAnnotation.cs (1)

21=> GetSymbols(annotation, compilation).FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AliasSymbolKey.cs (1)

22visitor.WriteString(symbol.DeclaringSyntaxReferences.FirstOrDefault()?.SyntaxTree.FilePath ?? "");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AnonymousTypeSymbolKey.cs (1)

25var propertyLocations = properties.SelectAsArray(p => p.Locations.FirstOrDefault());

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.SymbolKeyReader.cs (1)

705var location = module.Locations.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.TupleTypeSymbolKey.cs (1)

30locations.Add(element.Locations.FirstOrDefault() ?? Location.None);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\SymbolEquivalenceComparer.GetHashCodeVisitor.cs (4)

Microsoft.CodeAnalysis.CodeStyle.Fixes (7)

src\Analyzers\Core\CodeFixes\GenerateConstructor\GenerateConstructorHelpers.cs (1)

280return membersArray.FirstOrDefault(m => m.Name.Equals(memberName, StringComparison.Ordinal)) ?? membersArray.FirstOrDefault();

src\Analyzers\Core\CodeFixes\GenerateDefaultConstructors\AbstractGenerateDefaultConstructorCodeFixProvider.cs (1)

24var diagnostic = context.Diagnostics.FirstOrDefault();

src\Analyzers\Core\CodeFixes\GenerateVariable\AbstractGenerateVariableService.State.cs (2)

356AfterThisLocation ??= previousAssignedSymbol?.Locations.FirstOrDefault(); 357BeforeThisLocation ??= nextAssignedSymbol?.Locations.FirstOrDefault();

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

161var documentId = solution.GetDocumentIdsWithFilePath(location.GetLineSpan().Path).FirstOrDefault();

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

110return types.FirstOrDefault();

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

91.Single(m => containingType.Equals(m.Parameters.FirstOrDefault()?.Type));

Microsoft.CodeAnalysis.Collections.Package (1)

OneOrMany.cs (1)

141=> HasOneItem ? _one : _many.FirstOrDefault();

Microsoft.CodeAnalysis.CSharp (20)

Binder\Binder_Conversions.cs (1)

1640constructor = candidateConstructors.FirstOrDefault();

Binder\Binder_Statements.cs (1)

3381LocalSymbol local = locals.FirstOrDefault();

BoundTree\BoundExpressionExtensions.cs (1)

206var ctor = expr.Type.GetMembers(WellKnownMemberNames.InstanceConstructorName).FirstOrDefault();

Compilation\CSharpCompilation.cs (2)

4813bool value = SyntaxTrees.FirstOrDefault()?.Options?.HasFeature(CodeAnalysis.Feature.NullablePublicOnly) == true; 4920CSharpSyntaxTree? firstTree = (CSharpSyntaxTree?)SyntaxTrees.FirstOrDefault();

Compilation\CSharpSemanticModel.cs (2)

3292LocalSymbol local = foreachBinder.GetDeclaredLocalsForScope(forEachStatement).FirstOrDefault(); 3331LocalSymbol local = catchBinder.GetDeclaredLocalsForScope(catchClause).FirstOrDefault();

FlowAnalysis\DataFlowsOutWalker.cs (1)

161var local = ((BoundCatchBlock)node).Locals.FirstOrDefault();

FlowAnalysis\NullableWalker.cs (1)

9290tupleType.GetMembers(NamedTypeSymbol.ValueTupleRestFieldName).FirstOrDefault() is FieldSymbol restField)

FlowAnalysis\VariablesDeclaredWalker.cs (1)

231var local = catchBlock.Locals.FirstOrDefault();

Symbols\Source\SourceEventSymbol.cs (1)

848EventSymbol? explicitlyImplementedEvent = ExplicitInterfaceImplementations.FirstOrDefault();

Symbols\Source\SourceMemberContainerSymbol.cs (1)

2059Symbol? lastSym = typesByName?.TryGetValue(name, out var types) == true ? types.FirstOrDefault() : null;

Symbols\Source\SourceModuleSymbol.cs (1)

612var options = (CSharpParseOptions?)compilation.SyntaxTrees.FirstOrDefault()?.Options;

Symbols\Source\SourceNamedTypeSymbol.cs (1)

1904if (Indexers.FirstOrDefault() is PropertySymbol indexerSymbol)

Symbols\Source\SourcePropertyAccessorSymbol.cs (2)

613PropertySymbol? explicitlyImplementedPropertyOpt = IsExplicitInterfaceImplementation ? _property.ExplicitInterfaceImplementations.FirstOrDefault() : null; 690PropertySymbol? explicitlyImplementedPropertyOpt = _property.ExplicitInterfaceImplementations.FirstOrDefault();

Symbols\Source\SourcePropertySymbolBase.cs (1)

1009PropertySymbol? explicitlyImplementedProperty = ExplicitInterfaceImplementations.FirstOrDefault();

Symbols\Source\SourceSimpleParameterSymbol.cs (1)

27: this(owner, parameterType, ordinal, refKind, name, locations.FirstOrDefault())

Symbols\SymbolExtensions.cs (2)

351SyntaxReference? reference = symbol.DeclaringSyntaxReferences.FirstOrDefault(); 358reference = containingSymbol.DeclaringSyntaxReferences.FirstOrDefault();

Microsoft.CodeAnalysis.CSharp.CodeStyle (6)

src\Analyzers\CSharp\Analyzers\InlineDeclaration\CSharpInlineDeclarationDiagnosticAnalyzer.cs (1)

138var localReference = outLocalSymbol.DeclaringSyntaxReferences.FirstOrDefault();

src\Analyzers\CSharp\Analyzers\MakeLocalFunctionStatic\MakeLocalFunctionStaticHelper.cs (1)

32var node = calledLocationFunction.DeclaringSyntaxReferences.FirstOrDefault()?.GetSyntax();

src\Analyzers\CSharp\Analyzers\NamingStyle\CSharpNamingStyleDiagnosticAnalyzer.cs (1)

31&& symbol.DeclaringSyntaxReferences.FirstOrDefault()?.GetSyntax() is ParameterSyntax

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

323declarator = localSymbol?.DeclaringSyntaxReferences.FirstOrDefault()?.GetSyntax() as VariableDeclaratorSyntax;

src\Analyzers\CSharp\Analyzers\UseSystemThreadingLock\CSharpUseSystemThreadingLockDiagnosticAnalyzer.cs (1)

66if (lockType.GetTypeMembers("Scope").FirstOrDefault() is not { TypeKind: TypeKind.Struct, IsRefLikeType: true, DeclaredAccessibility: Accessibility.Public })

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

53c => c.DeclaringSyntaxReferences.FirstOrDefault()?.GetSyntax() is TypeDeclarationSyntax);

Microsoft.CodeAnalysis.CSharp.CodeStyle.Fixes (16)

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

76var methodReference = methodSymbol.DeclaringSyntaxReferences.FirstOrDefault();

src\Analyzers\CSharp\CodeFixes\ConvertToRecord\ConvertToRecordHelpers.cs (6)

315=> member.DeclaringSyntaxReferences.FirstOrDefault()?.GetSyntax() == 316param.DeclaringSyntaxReferences.FirstOrDefault()?.GetSyntax()); 539else if (TryGetAssignmentFromParameterWithExplicitCast(bodyOps.FirstOrDefault(), parameter, out otherC)) 967if (bodyOps.FirstOrDefault() is not IConditionalOperation 1102equatableType.GetMembers(nameof(Equals)).FirstOrDefault() is IMethodSymbol equatableEquals && 1109var objectEquals = objectType?.GetMembers(nameof(Equals)).FirstOrDefault() as IMethodSymbol;

src\Analyzers\CSharp\CodeFixes\GenerateConstructor\CSharpGenerateConstructorService.cs (1)

134typeToGenerateIn = symbolInfo.CandidateSymbols.FirstOrDefault()?.ContainingSymbol as INamedTypeSymbol;

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

303if (parameterSymbol?.DeclaringSyntaxReferences.FirstOrDefault()?.GetSyntax(cancellationToken) is ParameterSyntax parameterSyntax &&

src\Analyzers\CSharp\CodeFixes\ReplaceDefaultLiteral\CSharpReplaceDefaultLiteralCodeFixProvider.cs (1)

88type.GetMembers("None").FirstOrDefault() is IFieldSymbol field && IsZero(field.ConstantValue))

src\Analyzers\CSharp\CodeFixes\UseUtf8StringLiteral\UseUtf8StringLiteralCodeFixProvider.cs (1)

119.Where(a => a.Initializer?.ElementValues.FirstOrDefault()?.Syntax.SpanStart == diagnostic.Location.SourceSpan.Start)

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\Extensions\ContextQuery\SyntaxTreeExtensions.cs (2)

1014if (conditionOrType.GetBestOrAllSymbols().FirstOrDefault() is { Kind: SymbolKind.NamedType }) 3052var symbol = leftHandBinding.GetBestOrAllSymbols().FirstOrDefault();

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

45var firstSymbol = symbols.FirstOrDefault();

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

1696var type = types.FirstOrDefault().InferredType.GetDelegateType(this.Compilation); 1906return InferTypes(identifierName).FirstOrDefault().InferredType;

Microsoft.CodeAnalysis.CSharp.EditorFeatures (1)

GoToBase\CSharpGoToBaseService.cs (1)

29if (constructor.DeclaringSyntaxReferences.FirstOrDefault()?.GetSyntax(cancellationToken) is not ConstructorDeclarationSyntax constructorDeclaration)

Microsoft.CodeAnalysis.CSharp.EditorFeatures.UnitTests (13)

SymbolKey\SymbolKeyCompilationsTests.cs (11)

98var symbol01 = comp1.SourceModule.GlobalNamespace.GetMembers().FirstOrDefault() as NamedTypeSymbol; 99var symbol02 = comp1.SourceModule.GlobalNamespace.GetMembers().FirstOrDefault() as NamedTypeSymbol; 131var type = ns.GetTypeMembers("C1").FirstOrDefault(); 158var type = ns.GetTypeMembers("C1").FirstOrDefault(); 186var type = ns.GetTypeMembers("C1").FirstOrDefault(); 213var type = ns.GetTypeMembers("C1").FirstOrDefault(); 242var type = ns.GetTypeMembers("C1").FirstOrDefault(); 522var typeSym00 = namespace1.GetTypeMembers("C1").FirstOrDefault(); 525var typeSym01 = namespace2.GetTypeMembers("C1").FirstOrDefault(); 630var typeSym01 = namespace1.GetTypeMembers("C1").FirstOrDefault(); 633var typeSym02 = namespace2.GetTypeMembers("C1").FirstOrDefault();

SymbolKey\SymbolKeyMetadataVsSourceTests.cs (2)

71var typesym = comp2.SourceModule.GlobalNamespace.GetTypeMembers("App").FirstOrDefault(); 254var typeTest = comp40.SourceModule.GlobalNamespace.GetTypeMembers("Test").FirstOrDefault();

Microsoft.CodeAnalysis.CSharp.Emit.UnitTests (12)

CodeGen\CodeGenTupleTest.cs (12)

Microsoft.CodeAnalysis.CSharp.Emit2.UnitTests (1)

Emit\EditAndContinue\EditAndContinueTestBase.cs (1)

274var previousParseOptions = (CSharpParseOptions)compilation.SyntaxTrees.FirstOrDefault()?.Options;

Microsoft.CodeAnalysis.CSharp.Features (26)

ChangeSignature\CSharpChangeSignatureService.cs (1)

182return (symbolInfo.Symbol ?? symbolInfo.CandidateSymbols.FirstOrDefault(), parameterIndex);

CodeRefactorings\ExtractClass\CSharpExtractClassCodeRefactoringProvider.cs (1)

42return relaventNodes.FirstOrDefault();

Completion\KeywordRecommenders\RefKeywordRecommender.cs (1)

117return methodSymbol.Parameters.FirstOrDefault();

ExtractMethod\CSharpMethodExtractor.PostProcessor.cs (1)

84if (statements.FirstOrDefault() == null)

GenerateConstructors\CSharpGenerateConstructorsCodeRefactoringProvider.cs (1)

72return property.ContainingType.GetMembers(accessedMemberName).FirstOrDefault() as IFieldSymbol;

GoToDefinition\CSharpGoToDefinitionSymbolService.cs (2)

69return symbol.Locations.FirstOrDefault()?.SourceSpan.Start ?? 0; 84return target.DeclaringSyntaxReferences.FirstOrDefault()?.GetSyntax()?.SpanStart;

ImplementInterface\CSharpImplementExplicitlyCodeRefactoringProvider.cs (1)

55var implReferences = references.FirstOrDefault();

QuickInfo\OnTheFlyDocsUtilities.cs (1)

23var typeSyntaxReference = typeSymbol.DeclaringSyntaxReferences.FirstOrDefault();

SignatureHelp\ElementAccessExpressionSignatureHelpProvider.cs (1)

210expressionType = errorType.CandidateSymbols.FirstOrDefault().GetSymbolType()

src\Analyzers\CSharp\Analyzers\InlineDeclaration\CSharpInlineDeclarationDiagnosticAnalyzer.cs (1)

138var localReference = outLocalSymbol.DeclaringSyntaxReferences.FirstOrDefault();

src\Analyzers\CSharp\Analyzers\MakeLocalFunctionStatic\MakeLocalFunctionStaticHelper.cs (1)

32var node = calledLocationFunction.DeclaringSyntaxReferences.FirstOrDefault()?.GetSyntax();

src\Analyzers\CSharp\Analyzers\NamingStyle\CSharpNamingStyleDiagnosticAnalyzer.cs (1)

31&& symbol.DeclaringSyntaxReferences.FirstOrDefault()?.GetSyntax() is ParameterSyntax

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

323declarator = localSymbol?.DeclaringSyntaxReferences.FirstOrDefault()?.GetSyntax() as VariableDeclaratorSyntax;

src\Analyzers\CSharp\Analyzers\UseSystemThreadingLock\CSharpUseSystemThreadingLockDiagnosticAnalyzer.cs (1)

66if (lockType.GetTypeMembers("Scope").FirstOrDefault() is not { TypeKind: TypeKind.Struct, IsRefLikeType: true, DeclaredAccessibility: Accessibility.Public })

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

76var methodReference = methodSymbol.DeclaringSyntaxReferences.FirstOrDefault();

src\Analyzers\CSharp\CodeFixes\ConvertToRecord\ConvertToRecordHelpers.cs (6)

src\Analyzers\CSharp\CodeFixes\GenerateConstructor\CSharpGenerateConstructorService.cs (1)

134typeToGenerateIn = symbolInfo.CandidateSymbols.FirstOrDefault()?.ContainingSymbol as INamedTypeSymbol;

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

303if (parameterSymbol?.DeclaringSyntaxReferences.FirstOrDefault()?.GetSyntax(cancellationToken) is ParameterSyntax parameterSyntax &&

src\Analyzers\CSharp\CodeFixes\ReplaceDefaultLiteral\CSharpReplaceDefaultLiteralCodeFixProvider.cs (1)

88type.GetMembers("None").FirstOrDefault() is IFieldSymbol field && IsZero(field.ConstantValue))

src\Analyzers\CSharp\CodeFixes\UseUtf8StringLiteral\UseUtf8StringLiteralCodeFixProvider.cs (1)

119.Where(a => a.Initializer?.ElementValues.FirstOrDefault()?.Syntax.SpanStart == diagnostic.Location.SourceSpan.Start)

Microsoft.CodeAnalysis.CSharp.Symbol.UnitTests (19)

Compilation\CompilationAPITests.cs (4)

640Assert.Equal(430, errs.FirstOrDefault().Code); 708Assert.Equal(430, errs.FirstOrDefault().Code); 2612Assert.All(type.GetMembers().OfType<IPropertySymbol>().Select(p => p.Locations.FirstOrDefault()), 2648Assert.All(type.GetMembers().OfType<IPropertySymbol>().Select(p => p.Locations.FirstOrDefault()),

Compilation\GetSemanticInfoTests.cs (1)

389var tsym = comp.SourceModule.GlobalNamespace.GetTypeMembers("Test").FirstOrDefault();

Compilation\SemanticModelGetDeclaredSymbolAPITests.cs (2)

3144var prop = typeA.GetMembers("Prop1").FirstOrDefault() as IPropertySymbol; 3152prop = typeA.GetMembers("Prop2").FirstOrDefault() as IPropertySymbol;

Symbols\Metadata\PE\NoPiaLocalHideAndTypeSubstitutionTests.cs (7)

34Assert.Equal(1, localConsumerRefsAsm.First(arg => arg.Name == "LocalTypes1").Modules.FirstOrDefault().GetReferencedAssemblies().Length); 35Assert.Equal(1, localConsumerRefsAsm.First(arg => arg.Name == "LocalTypes1").Modules.FirstOrDefault().GetReferencedAssemblySymbols().Length); 36Assert.Equal(localConsumerRefsAsm.First(arg => arg.Name == "mscorlib"), localConsumerRefsAsm.First(arg => arg.Name == "LocalTypes1").Modules.FirstOrDefault().GetReferencedAssemblySymbols().ElementAt(0)); 95Assert.Equal(2, localConsumerRefsAsm.First(arg => arg.Name == "Dummy2").Modules.FirstOrDefault().GetReferencedAssemblies().Length); 96Assert.Equal(2, localConsumerRefsAsm.First(arg => arg.Name == "Dummy2").Modules.FirstOrDefault().GetReferencedAssemblySymbols().Length); 130Assert.Equal(3, localConsumerRefsAsm.First(arg => arg.Name == "GeneralPia").Modules.FirstOrDefault().GetReferencedAssemblies().Length); 131Assert.Equal(3, localConsumerRefsAsm.First(arg => arg.Name == "GeneralPia").Modules.FirstOrDefault().GetReferencedAssemblySymbols().Length);

Symbols\Source\MethodTests.cs (1)

1467var m1 = type1.GetMembers().FirstOrDefault() as MethodSymbol;

Symbols\TypeTests.cs (4)

1122var bt = (ns1.GetMembers("B").FirstOrDefault() as NamedTypeSymbol).BaseType(); 1455var errSymbol = comp.SourceModule.GlobalNamespace.GetMembers().FirstOrDefault() as NamedTypeSymbol; 1504var topType = comp.SourceModule.GlobalNamespace.GetTypeMembers("NullableTest").FirstOrDefault(); 1611var topType = comp.SourceModule.GlobalNamespace.GetTypeMembers("S").FirstOrDefault();

Microsoft.CodeAnalysis.CSharp.Test.Utilities (1)

CSharpTestBase.cs (1)

2428return references.FirstOrDefault();

Microsoft.CodeAnalysis.CSharp.Workspaces (10)

Recommendations\CSharpRecommendationServiceRunner.cs (1)

684if (leftHandBinding.GetBestOrAllSymbols().FirstOrDefault() is INamedTypeSymbol or INamespaceSymbol or IAliasSymbol)

Simplification\Simplifiers\ExpressionSimplifier.cs (1)

144var syntaxRef = aliasReplacement.DeclaringSyntaxReferences.FirstOrDefault();

Simplification\Simplifiers\NameSimplifier.cs (2)

120var syntaxRef = aliasReplacement.DeclaringSyntaxReferences.FirstOrDefault(); 448var argumentDecl = argument.DeclaringSyntaxReferences.FirstOrDefault();

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

53c => c.DeclaringSyntaxReferences.FirstOrDefault()?.GetSyntax() is TypeDeclarationSyntax);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\Extensions\ContextQuery\SyntaxTreeExtensions.cs (2)

1014if (conditionOrType.GetBestOrAllSymbols().FirstOrDefault() is { Kind: SymbolKind.NamedType }) 3052var symbol = leftHandBinding.GetBestOrAllSymbols().FirstOrDefault();

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

45var firstSymbol = symbols.FirstOrDefault();

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

1696var type = types.FirstOrDefault().InferredType.GetDelegateType(this.Compilation); 1906return InferTypes(identifierName).FirstOrDefault().InferredType;

Microsoft.CodeAnalysis.EditorFeatures (8)

EditAndContinue\ActiveStatementTrackingService.cs (1)

312documentId ??= solution.GetDocumentIdsWithFilePath(filePath).FirstOrDefault();

EditorConfigSettings\DataProvider\SettingsProviderBase.cs (1)

58var project = projects.FirstOrDefault();

Peek\PeekableItemFactory.cs (1)

85var firstLocation = symbol.Locations.FirstOrDefault();

Structure\AbstractStructureTaggerProvider.cs (1)

59var openDocument = subjectBuffer.AsTextContainer().GetRelatedDocuments().FirstOrDefault();

Suggestions\SuggestedActions\EditorSuggestedActionWithNestedFlavors.cs (3)

139this.OriginalSolution, this.CodeAction, _diagnostics.FirstOrDefault(), copilotService)); 193var diagnosticData = DiagnosticData.Create(_diagnostics.FirstOrDefault(), this.OriginalDocument.Project); 198=> _diagnostics.FirstOrDefault()?.GetTelemetryDiagnosticID();

Suggestions\SuggestedActionsSource_Async.cs (1)

284action.Diagnostics.FirstOrDefault()?.GetTelemetryDiagnosticID());

Microsoft.CodeAnalysis.EditorFeatures.Test.Utilities (1)

PullMemberUp\TestPullMemberUpService.cs (1)

44destination = allInterfaces.FirstOrDefault() ?? baseClass;

Microsoft.CodeAnalysis.EditorFeatures.UnitTests (1)

CodeRefactorings\CodeRefactoringServiceTest.cs (1)

53var stubRefactoringAction = refactorings.Single(refactoring => refactoring.CodeActions.FirstOrDefault().action?.Title == nameof(StubRefactoring));

Microsoft.CodeAnalysis.Extensions.Package (5)

src\Dependencies\Collections\OneOrMany.cs (1)

141=> HasOneItem ? _one : _many.FirstOrDefault();

Symbols\SymbolEquivalenceComparer.GetHashCodeVisitor.cs (4)

Microsoft.CodeAnalysis.Features (22)

ChangeSignature\AbstractChangeSignatureService.cs (2)

155var declarationLocation = symbol.Locations.FirstOrDefault(); 166var reference = symbol.DeclaringSyntaxReferences.FirstOrDefault();

ChangeSignature\DelegateInvokeMethodReferenceFinder.cs (1)

48var beginInvoke = symbol.ContainingType.GetMembers(WellKnownMemberNames.DelegateBeginInvokeName).FirstOrDefault();

Completion\Providers\AbstractMemberInsertingCompletionProvider.cs (1)

133var member = symbols.FirstOrDefault();

EditAndContinue\AbstractEditAndContinueAnalyzer.cs (3)

4824var beginInvokeMethod = delegateType.GetMembers(methodName).FirstOrDefault(); 5797return type.StaticConstructors.FirstOrDefault(); 6436symbol.Locations.FirstOrDefault()?.SourceSpan ?? symbol.ContainingSymbol.Locations.First().SourceSpan;

FullyQualify\AbstractFullyQualifyService.cs (1)

203var member = container.GetMembers(name).FirstOrDefault();

GenerateType\AbstractGenerateTypeService.Editor.cs (1)

600var symbol = membersArray.FirstOrDefault(m => m.Name.Equals(expectedFieldName, StringComparison.Ordinal)) ?? membersArray.FirstOrDefault();

GoToDefinition\AbstractGoToDefinitionSymbolService.cs (1)

35?? semanticInfo.ReferencedSymbols.FirstOrDefault()

MetadataAsSource\MetadataAsSourceFileService.cs (1)

203var documentId = workspace.CurrentSolution.GetDocumentIdsWithFilePath(filePath).FirstOrDefault();

MoveStaticMembers\MoveStaticMembersWithDialogCodeAction.cs (1)

57.Select(symbol => symbol.Locations.FirstOrDefault())

QuickInfo\CommonSemanticQuickInfoProvider.cs (1)

138&& !ErrorVisitor.ContainsError(symbols.FirstOrDefault());

src\Analyzers\Core\Analyzers\Helpers\HashCodeAnalyzer\HashCodeAnalyzer.cs (1)

35if (objectType?.GetMembers(nameof(GetHashCode)).FirstOrDefault() is not IMethodSymbol objectGetHashCodeMethod)

src\Analyzers\Core\Analyzers\NamingStyle\NamingStyleDiagnosticAnalyzerBase.cs (2)

58var sourceTree = symbolContext.Symbol.Locations.FirstOrDefault()?.SourceTree; 86if (symbol?.Locations.FirstOrDefault()?.SourceTree is not { } sourceTree)

src\Analyzers\Core\Analyzers\RemoveUnusedParametersAndValues\AbstractRemoveUnusedParametersAndValuesDiagnosticAnalyzer.SymbolStartAnalyzer.cs (1)

263var methodSyntax = method.DeclaringSyntaxReferences.FirstOrDefault()?.GetSyntax(cancellationToken);

src\Analyzers\Core\CodeFixes\GenerateConstructor\GenerateConstructorHelpers.cs (1)

280return membersArray.FirstOrDefault(m => m.Name.Equals(memberName, StringComparison.Ordinal)) ?? membersArray.FirstOrDefault();

src\Analyzers\Core\CodeFixes\GenerateDefaultConstructors\AbstractGenerateDefaultConstructorCodeFixProvider.cs (1)

24var diagnostic = context.Diagnostics.FirstOrDefault();

src\Analyzers\Core\CodeFixes\GenerateVariable\AbstractGenerateVariableService.State.cs (2)

356AfterThisLocation ??= previousAssignedSymbol?.Locations.FirstOrDefault(); 357BeforeThisLocation ??= nextAssignedSymbol?.Locations.FirstOrDefault();

StackTraceExplorer\StackTraceExplorerService.cs (1)

88var documentId = solution.GetDocumentIdsWithFilePath(fileName).FirstOrDefault();

Microsoft.CodeAnalysis.Features.UnitTests (1)

EditAndContinue\EditAndContinueWorkspaceServiceTests.cs (1)

2297context.AddSource("Generated.cs", context.AdditionalFiles.FirstOrDefault()?.GetText().ToString() ?? "none");

Microsoft.CodeAnalysis.InteractiveHost (1)

src\Dependencies\Collections\OneOrMany.cs (1)

141=> HasOneItem ? _one : _many.FirstOrDefault();

Microsoft.CodeAnalysis.LanguageServer (1)

HostWorkspace\LanguageServerProjectLoader.cs (1)

277var projectLanguage = loadedProjectInfos.FirstOrDefault()?.Language;

Microsoft.CodeAnalysis.LanguageServer.Protocol (1)

Features\Suggestions\UnifiedSuggestedActionsSource.cs (1)

518refactoring.CodeActions.FirstOrDefault().applicableToSpan);

Microsoft.CodeAnalysis.LanguageServer.Protocol.UnitTests (7)

DocumentChanges\DocumentChangesTests.cs (7)

87var document = testLspServer.GetTrackedTexts().FirstOrDefault(); 198var document = testLspServer.GetTrackedTexts().FirstOrDefault(); 269var document = testLspServer.GetTrackedTexts().FirstOrDefault(); 304var document = testLspServer.GetTrackedTexts().FirstOrDefault(); 338var document = testLspServer.GetTrackedTexts().FirstOrDefault(); 417var document = testLspServer.GetTrackedTexts().FirstOrDefault(); 448var document = testLspServer.GetTrackedTexts().FirstOrDefault();

Microsoft.CodeAnalysis.PerformanceSensitiveAnalyzers (18)

src\Dependencies\Collections\OneOrMany.cs (1)

141=> HasOneItem ? _one : _many.FirstOrDefault();

src\RoslynAnalyzers\Utilities\Compiler\CodeMetrics\MetricsHelper.cs (1)

212var parameterSyntaxRef = parameter.DeclaringSyntaxReferences.FirstOrDefault();

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

93return constructedInterface?.GetMembers(interfaceMethodName).FirstOrDefault() is IMethodSymbol interfaceMethod &&

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

38var firstArg = invocation.Arguments.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\CollectionExpressionUtilities.cs (1)

76elementType = foundType?.TypeArguments.FirstOrDefault() ?? compilation.ObjectType;

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\SymbolInfoExtensions.cs (1)

23=> info.Symbol ?? info.CandidateSymbols.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Simplification\SymbolAnnotation.cs (1)

21=> GetSymbols(annotation, compilation).FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AliasSymbolKey.cs (1)

22visitor.WriteString(symbol.DeclaringSyntaxReferences.FirstOrDefault()?.SyntaxTree.FilePath ?? "");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AnonymousTypeSymbolKey.cs (1)

25var propertyLocations = properties.SelectAsArray(p => p.Locations.FirstOrDefault());

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.SymbolKeyReader.cs (1)

705var location = module.Locations.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.TupleTypeSymbolKey.cs (1)

30locations.Add(element.Locations.FirstOrDefault() ?? Location.None);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\SymbolEquivalenceComparer.GetHashCodeVisitor.cs (4)

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

161var documentId = solution.GetDocumentIdsWithFilePath(location.GetLineSpan().Path).FirstOrDefault();

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

110return types.FirstOrDefault();

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

91.Single(m => containingType.Equals(m.Parameters.FirstOrDefault()?.Type));

Microsoft.CodeAnalysis.PublicApiAnalyzers (15)

src\Dependencies\Collections\OneOrMany.cs (1)

141=> HasOneItem ? _one : _many.FirstOrDefault();

src\RoslynAnalyzers\Utilities\Compiler\CodeMetrics\MetricsHelper.cs (1)

212var parameterSyntaxRef = parameter.DeclaringSyntaxReferences.FirstOrDefault();

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

93return constructedInterface?.GetMembers(interfaceMethodName).FirstOrDefault() is IMethodSymbol interfaceMethod &&

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

38var firstArg = invocation.Arguments.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\CollectionExpressionUtilities.cs (1)

76elementType = foundType?.TypeArguments.FirstOrDefault() ?? compilation.ObjectType;

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\SymbolInfoExtensions.cs (1)

23=> info.Symbol ?? info.CandidateSymbols.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Simplification\SymbolAnnotation.cs (1)

21=> GetSymbols(annotation, compilation).FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AliasSymbolKey.cs (1)

22visitor.WriteString(symbol.DeclaringSyntaxReferences.FirstOrDefault()?.SyntaxTree.FilePath ?? "");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AnonymousTypeSymbolKey.cs (1)

25var propertyLocations = properties.SelectAsArray(p => p.Locations.FirstOrDefault());

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.SymbolKeyReader.cs (1)

705var location = module.Locations.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.TupleTypeSymbolKey.cs (1)

30locations.Add(element.Locations.FirstOrDefault() ?? Location.None);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\SymbolEquivalenceComparer.GetHashCodeVisitor.cs (4)

Microsoft.CodeAnalysis.ResxSourceGenerator (15)

src\Dependencies\Collections\OneOrMany.cs (1)

141=> HasOneItem ? _one : _many.FirstOrDefault();

src\RoslynAnalyzers\Utilities\Compiler\CodeMetrics\MetricsHelper.cs (1)

212var parameterSyntaxRef = parameter.DeclaringSyntaxReferences.FirstOrDefault();

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

93return constructedInterface?.GetMembers(interfaceMethodName).FirstOrDefault() is IMethodSymbol interfaceMethod &&

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

38var firstArg = invocation.Arguments.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\CollectionExpressionUtilities.cs (1)

76elementType = foundType?.TypeArguments.FirstOrDefault() ?? compilation.ObjectType;

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\SymbolInfoExtensions.cs (1)

23=> info.Symbol ?? info.CandidateSymbols.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Simplification\SymbolAnnotation.cs (1)

21=> GetSymbols(annotation, compilation).FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AliasSymbolKey.cs (1)

22visitor.WriteString(symbol.DeclaringSyntaxReferences.FirstOrDefault()?.SyntaxTree.FilePath ?? "");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AnonymousTypeSymbolKey.cs (1)

25var propertyLocations = properties.SelectAsArray(p => p.Locations.FirstOrDefault());

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.SymbolKeyReader.cs (1)

705var location = module.Locations.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.TupleTypeSymbolKey.cs (1)

30locations.Add(element.Locations.FirstOrDefault() ?? Location.None);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\SymbolEquivalenceComparer.GetHashCodeVisitor.cs (4)

Microsoft.CodeAnalysis.Test.Utilities (4)

Diagnostics\CouldHaveMoreSpecificTypeAnalyzer.cs (2)

295context.ReportDiagnostic(Diagnostic.Create(descriptor, local.Locations.FirstOrDefault(), local, moreSpecificType)); 300context.ReportDiagnostic(Diagnostic.Create(descriptor, field.Locations.FirstOrDefault(), field, moreSpecificType));

Diagnostics\FieldCouldBeReadOnlyAnalyzer.cs (1)

144context.ReportDiagnostic(Diagnostic.Create(descriptor, field.Locations.FirstOrDefault()));

Diagnostics\LocalCouldBeConstAnalyzer.cs (1)

135context.ReportDiagnostic(Diagnostic.Create(descriptor, local.Locations.FirstOrDefault()));

Microsoft.CodeAnalysis.Threading.Package (1)

src\Dependencies\Collections\OneOrMany.cs (1)

141=> HasOneItem ? _one : _many.FirstOrDefault();

Microsoft.CodeAnalysis.UnitTests (1)

Diagnostics\SuppressMessageTargetSymbolResolverTests.cs (1)

1419Assert.True(symbols.FirstOrDefault() == null,

Microsoft.CodeAnalysis.VisualBasic (3)

CommandLine\VisualBasicCommandLineArguments.vb (1)

113Dim defaultCorLibrary = ResolveMetadataReference(Me.DefaultCoreLibraryReference.Value, metadataResolver, diagnostics, messageProvider).FirstOrDefault()

Symbols\AliasSymbol.vb (2)

245Equals(Me.Locations.FirstOrDefault(), other.Locations.FirstOrDefault()) AndAlso

Microsoft.CodeAnalysis.Workspaces (22)

CodeFixes\FixAllOccurrences\FixAllState.cs (1)

69var diagnosticSpan = diagnosticsToFix.First().Value.FirstOrDefault()?.Location.SourceSpan;

FindSymbols\FindReferences\DependentProjectsFinder.cs (1)

299var typeNameConstant = attr.ConstructorArguments.FirstOrDefault();

FindSymbols\FindReferences\Finders\AbstractMemberScopedReferenceFinder.cs (1)

37var location = symbol.Locations.FirstOrDefault();

Shared\Extensions\ISymbolExtensions.cs (3)

484return methodSymbol.ExplicitOrImplicitInterfaceImplementations().FirstOrDefault(); 497return typeSymbol.Interfaces.FirstOrDefault(); 506return memberSymbol.ExplicitOrImplicitInterfaceImplementations().FirstOrDefault();

Shared\Extensions\TokenSemanticInfo.cs (1)

51=> GetSymbols(includeType).FirstOrDefault();

src\Dependencies\Collections\OneOrMany.cs (1)

141=> HasOneItem ? _one : _many.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\CollectionExpressionUtilities.cs (1)

76elementType = foundType?.TypeArguments.FirstOrDefault() ?? compilation.ObjectType;

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\SymbolInfoExtensions.cs (1)

23=> info.Symbol ?? info.CandidateSymbols.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Simplification\SymbolAnnotation.cs (1)

21=> GetSymbols(annotation, compilation).FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AliasSymbolKey.cs (1)

22visitor.WriteString(symbol.DeclaringSyntaxReferences.FirstOrDefault()?.SyntaxTree.FilePath ?? "");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AnonymousTypeSymbolKey.cs (1)

25var propertyLocations = properties.SelectAsArray(p => p.Locations.FirstOrDefault());

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.SymbolKeyReader.cs (1)

705var location = module.Locations.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.TupleTypeSymbolKey.cs (1)

30locations.Add(element.Locations.FirstOrDefault() ?? Location.None);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\SymbolEquivalenceComparer.GetHashCodeVisitor.cs (4)

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

161var documentId = solution.GetDocumentIdsWithFilePath(location.GetLineSpan().Path).FirstOrDefault();

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

110return types.FirstOrDefault();

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

91.Single(m => containingType.Equals(m.Parameters.FirstOrDefault()?.Type));

Microsoft.CodeAnalysis.Workspaces.MSBuild.BuildHost (1)

src\Dependencies\Collections\OneOrMany.cs (1)

141=> HasOneItem ? _one : _many.FirstOrDefault();

Microsoft.CodeAnalysis.Workspaces.UnitTests (1)

UtilityTest\DocumentationCommentIdTests.cs (1)

56var sym = DocumentationCommentId.GetSymbolsForReferenceId(id, compilation).FirstOrDefault();

Microsoft.Extensions.Validation.ValidationsGenerator (2)

src\Shared\RoslynUtils\SymbolExtensions.cs (2)

223=> info.Symbol ?? info.CandidateSymbols.FirstOrDefault(); 320var underlyingType = namedType.TypeArguments.FirstOrDefault();

Microsoft.Interop.ComInterfaceGenerator (2)

ComMethodInfo.cs (2)

119return DiagnosticOr<(ComMethodInfo, IMethodSymbol)>.From(DiagnosticInfo.Create(GeneratorDiagnostics.MethodNotDeclaredInAttributedInterface, method.Locations.FirstOrDefault(), method.ToDisplayString())); 135return DiagnosticOr<(ComMethodInfo, IMethodSymbol)>.From(DiagnosticInfo.Create(GeneratorDiagnostics.CannotAnalyzeMethodPattern, method.Locations.FirstOrDefault(), method.ToDisplayString()));

Microsoft.Interop.SourceGeneration (1)

TypePositionInfo.cs (1)

99IsExplicitThis = ((ParameterSyntax?)paramSymbol.DeclaringSyntaxReferences.FirstOrDefault()?.GetSyntax())?.Modifiers.Any(SyntaxKind.ThisKeyword) ?? false

Microsoft.VisualStudio.LanguageServices (6)

LanguageService\AbstractLanguageService`2.cs (1)

92var openDocument = wpfTextView.TextBuffer.AsTextContainer().GetRelatedDocuments().FirstOrDefault();

LanguageService\AbstractLanguageService`2.VsCodeWindowManager.cs (1)

82var document = textBuffer?.AsTextContainer()?.GetRelatedDocuments().FirstOrDefault();

ProjectSystem\VisualStudioWorkspaceImpl.cs (1)

686var documentId = documentTrackingService.TryGetActiveDocument() ?? documentTrackingService.GetVisibleDocuments().FirstOrDefault();

ProjectSystem\VisualStudioWorkspaceImpl.RenameDocumentUndoUnit.cs (1)

33var documentId = _workspace.CurrentSolution.GetDocumentIdsWithFilePath(_filePath).FirstOrDefault();

Snippets\SnippetExpansionClient.cs (1)

839var firstField = _state._method?.Parameters.FirstOrDefault()?.Name ?? PlaceholderSnippetField;

Workspace\VisualStudioSymbolNavigationService.cs (1)

162var openedDocument = textBuffer?.AsTextContainer().GetRelatedDocuments().FirstOrDefault();

Microsoft.VisualStudio.LanguageServices.CSharp (1)

LanguageService\CSharpHelpContextService.cs (1)

177symbol = overloads.FirstOrDefault();

Microsoft.VisualStudio.LanguageServices.LiveShare (2)

Client\RemoteLanguageServiceWorkspace.cs (2)

241var docId = CurrentSolution.GetDocumentIdsWithFilePath(filePath).FirstOrDefault(); 279var docId = CurrentSolution.GetDocumentIdsWithFilePath(filePath).FirstOrDefault();

Roslyn.Diagnostics.Analyzers (27)

AbstractDoNotCopyValue.cs (1)

1566var nullableUnderlyingType = ((INamedTypeSymbol)type).TypeArguments.FirstOrDefault();

ExportedPartsShouldHaveImportingConstructor.cs (1)

141?? nonImportingConstructors.FirstOrDefault();

ExportedPartsShouldHaveImportingConstructorCodeFixProvider.cs (2)

89importingConstructorAttributeSymbol = exportAttributeSymbol.ContainingNamespace?.GetTypeMembers(nameof(ImportingConstructorAttribute)).FirstOrDefault(); 197importingConstructorAttributeSymbol = exportAttributeSymbol.ContainingNamespace.GetTypeMembers(nameof(ImportingConstructorAttribute)).FirstOrDefault();

SpecializedEnumerableCreationAnalyzer.cs (1)

83if (linqEnumerableSymbol.GetMembers(EmptyMethodName).FirstOrDefault() is not IMethodSymbol genericEmptyEnumerableSymbol ||

src\Dependencies\Collections\OneOrMany.cs (1)

141=> HasOneItem ? _one : _many.FirstOrDefault();

src\RoslynAnalyzers\Utilities\Compiler\CodeMetrics\MetricsHelper.cs (1)

212var parameterSyntaxRef = parameter.DeclaringSyntaxReferences.FirstOrDefault();

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

93return constructedInterface?.GetMembers(interfaceMethodName).FirstOrDefault() is IMethodSymbol interfaceMethod &&

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

38var firstArg = invocation.Arguments.FirstOrDefault();

src\RoslynAnalyzers\Utilities\Refactoring\CodeRefactoringContextExtensions.cs (1)

35return potentialNodes.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\CollectionExpressionUtilities.cs (1)

76elementType = foundType?.TypeArguments.FirstOrDefault() ?? compilation.ObjectType;

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\SymbolInfoExtensions.cs (1)

23=> info.Symbol ?? info.CandidateSymbols.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Simplification\SymbolAnnotation.cs (1)

21=> GetSymbols(annotation, compilation).FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AliasSymbolKey.cs (1)

22visitor.WriteString(symbol.DeclaringSyntaxReferences.FirstOrDefault()?.SyntaxTree.FilePath ?? "");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AnonymousTypeSymbolKey.cs (1)

25var propertyLocations = properties.SelectAsArray(p => p.Locations.FirstOrDefault());

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.SymbolKeyReader.cs (1)

705var location = module.Locations.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.TupleTypeSymbolKey.cs (1)

30locations.Add(element.Locations.FirstOrDefault() ?? Location.None);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\SymbolEquivalenceComparer.GetHashCodeVisitor.cs (4)

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

161var documentId = solution.GetDocumentIdsWithFilePath(location.GetLineSpan().Path).FirstOrDefault();

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

110return types.FirstOrDefault();

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

91.Single(m => containingType.Equals(m.Parameters.FirstOrDefault()?.Type));

SymbolDeclaredEventMustBeGeneratedForSourceSymbols.cs (1)

86ISymbol symbolDeclaredEvent = compilationType.GetMembers(SymbolDeclaredEventName).FirstOrDefault();

TemporaryArrayAsRefAnalyzer.cs (1)

62var instance = invocation.Instance ?? invocation.Arguments.FirstOrDefault()?.Value;

TestExportsShouldNotBeDiscoverableCodeFixProvider.cs (1)

89partNotDiscoverableAttributeSymbol = exportAttributeSymbol.ContainingNamespace.GetTypeMembers(nameof(PartNotDiscoverableAttribute)).FirstOrDefault();

Roslyn.Diagnostics.CSharp.Analyzers (6)

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

53c => c.DeclaringSyntaxReferences.FirstOrDefault()?.GetSyntax() is TypeDeclarationSyntax);

src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\Extensions\ContextQuery\SyntaxTreeExtensions.cs (2)

1014if (conditionOrType.GetBestOrAllSymbols().FirstOrDefault() is { Kind: SymbolKind.NamedType }) 3052var symbol = leftHandBinding.GetBestOrAllSymbols().FirstOrDefault();

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

45var firstSymbol = symbols.FirstOrDefault();

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

1696var type = types.FirstOrDefault().InferredType.GetDelegateType(this.Compilation); 1906return InferTypes(identifierName).FirstOrDefault().InferredType;

System.Private.CoreLib.Generators (1)

NativeRuntimeEventSourceGenerator.cs (1)

38string inclusionText = inclusionFiles.FirstOrDefault()?.GetText(spc.CancellationToken)?.ToString();

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

EnumValidationTests.cs (1)

309Assert.False(diagnostics.Any(d => d.Severity == DiagnosticSeverity.Error), $"Failed: {diagnostics.FirstOrDefault()?.GetMessage()}");

Test.Utilities (14)

src\Dependencies\Collections\OneOrMany.cs (1)

141=> HasOneItem ? _one : _many.FirstOrDefault();

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

93return constructedInterface?.GetMembers(interfaceMethodName).FirstOrDefault() is IMethodSymbol interfaceMethod &&

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

38var firstArg = invocation.Arguments.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\CollectionExpressionUtilities.cs (1)

76elementType = foundType?.TypeArguments.FirstOrDefault() ?? compilation.ObjectType;

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\SymbolInfoExtensions.cs (1)

23=> info.Symbol ?? info.CandidateSymbols.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Simplification\SymbolAnnotation.cs (1)

21=> GetSymbols(annotation, compilation).FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AliasSymbolKey.cs (1)

22visitor.WriteString(symbol.DeclaringSyntaxReferences.FirstOrDefault()?.SyntaxTree.FilePath ?? "");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AnonymousTypeSymbolKey.cs (1)

25var propertyLocations = properties.SelectAsArray(p => p.Locations.FirstOrDefault());

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.SymbolKeyReader.cs (1)

705var location = module.Locations.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.TupleTypeSymbolKey.cs (1)

30locations.Add(element.Locations.FirstOrDefault() ?? Location.None);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\SymbolEquivalenceComparer.GetHashCodeVisitor.cs (4)

Text.Analyzers (18)

src\Dependencies\Collections\OneOrMany.cs (1)

141=> HasOneItem ? _one : _many.FirstOrDefault();

src\RoslynAnalyzers\Utilities\Compiler\CodeMetrics\MetricsHelper.cs (1)

212var parameterSyntaxRef = parameter.DeclaringSyntaxReferences.FirstOrDefault();

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

93return constructedInterface?.GetMembers(interfaceMethodName).FirstOrDefault() is IMethodSymbol interfaceMethod &&

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

38var firstArg = invocation.Arguments.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\CollectionExpressionUtilities.cs (1)

76elementType = foundType?.TypeArguments.FirstOrDefault() ?? compilation.ObjectType;

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Extensions\SymbolInfoExtensions.cs (1)

23=> info.Symbol ?? info.CandidateSymbols.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\Simplification\SymbolAnnotation.cs (1)

21=> GetSymbols(annotation, compilation).FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AliasSymbolKey.cs (1)

22visitor.WriteString(symbol.DeclaringSyntaxReferences.FirstOrDefault()?.SyntaxTree.FilePath ?? "");

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.AnonymousTypeSymbolKey.cs (1)

25var propertyLocations = properties.SelectAsArray(p => p.Locations.FirstOrDefault());

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.SymbolKeyReader.cs (1)

705var location = module.Locations.FirstOrDefault();

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Core\SymbolKey\SymbolKey.TupleTypeSymbolKey.cs (1)

30locations.Add(element.Locations.FirstOrDefault() ?? Location.None);

src\Workspaces\SharedUtilitiesAndExtensions\Compiler\Extensions\Symbols\SymbolEquivalenceComparer.GetHashCodeVisitor.cs (4)

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

161var documentId = solution.GetDocumentIdsWithFilePath(location.GetLineSpan().Path).FirstOrDefault();

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

110return types.FirstOrDefault();

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

91.Single(m => containingType.Equals(m.Parameters.FirstOrDefault()?.Type));