internal static void Analyze(SyntaxNodeAnalysisContext context, IndexerDeclarationSyntax indexerDeclaration) { SyntaxTokenList modifiers = indexerDeclaration.Modifiers; if (modifiers.Contains(SyntaxKind.OverrideKeyword) && !modifiers.Contains(SyntaxKind.SealedKeyword) && indexerDeclaration .AccessorList? .Accessors .All(accessor => CanRefactor(indexerDeclaration, accessor, context.SemanticModel, context.CancellationToken)) == true && !indexerDeclaration.ContainsDirectives) { context.ReportDiagnostic( DiagnosticDescriptors.RemoveRedundantOverridingMember, indexerDeclaration, indexerDeclaration.GetTitle()); } }