void checksymboliswhitelisted(SyntaxNodeAnalysisContext context, ISymbol symbol) { if (symbol.IsMemberSymbol()) { if (whitelist.memberiswhitelisted(symbol) == false) { var diagnostic2 = Diagnostic.Create( descriptors.whateverError, context.Node.GetLocation(), symbol.ToDisplayString(SymbolDisplayFormat.CSharpErrorMessageFormat)); context.ReportDiagnostic(diagnostic2); return; } } if (symbol.Kind == SymbolKind.NamedType) { var namedtypesymbol = symbol as INamedTypeSymbol; if (whitelist.typeiswhitelisted(namedtypesymbol) == false) { var diagnostic2 = Diagnostic.Create( descriptors.whateverError, context.Node.GetLocation(), symbol.ToDisplayString(SymbolDisplayFormat.CSharpErrorMessageFormat)); context.ReportDiagnostic(diagnostic2); return; } } }