private static Task VerifyAsync(string code, DiagnosticResult[] diagnostics, string fix)
 => Verify.CodeFix <F02001ImplicitRecordClassDeclaration, DeclareRecordClassExplicitly>().CodeActionAsync(code, diagnostics, fix, ReferenceAssemblies.Net.Net50);
 public void DeclareRecordClassExplicitly_CheckType()
 => Verify.CodeFix <DeclareRecordClassExplicitly>().Type();
 private static Task VerifyAsync(string code, DiagnosticResult[] diagnostics, string fix, ReferenceAssemblies referenceAssemblies)
 => Verify.CodeFix <F0100xPreferPatternMatchingNullCheckOverComparisonWithNull, UsePatternMatchingNullCheckInsteadOfComparisonWithNull>().CodeActionAsync(code, diagnostics, fix, referenceAssemblies);
 private static Task VerifyNoOpAsync(string code)
 => Verify.CodeFix <F0100xPreferPatternMatchingNullCheckOverComparisonWithNull, UsePatternMatchingNullCheckInsteadOfComparisonWithNull>().NoOpAsync(code);
 public void UsePatternMatchingNullCheckInsteadOfComparisonWithNull_CheckType()
 => Verify.CodeFix <UsePatternMatchingNullCheckInsteadOfComparisonWithNull>().Type();