public async Task <InconsistentAccessibilityInfo> GetInconsistentAccessibilityInfoAsync(Document document, Diagnostic diagnostic, CancellationToken cancellationToken)
{
var result = new InconsistentAccessibilityInfo();
var syntaxRoot = await document.GetSyntaxRootAsync(cancellationToken).ConfigureAwait(false);
var indexerThatRaisedError = syntaxRoot.FindNode(diagnostic.Location.SourceSpan).AncestorsAndSelf().OfType <IndexerDeclarationSyntax>().FirstOrDefault();
if (indexerThatRaisedError != null)
{
var parameterType = ExtractParameterTypeFromDiagnosticMessage(diagnostic);
result.TypeToChangeAccessibility = indexerThatRaisedError.ParameterList.Parameters.FindTypeInParametersList(parameterType);
result.CodeActionMessage = string.Format(CodeActionMessage.ToString(), result.TypeToChangeAccessibility, indexerThatRaisedError.ParameterList.Parameters.ToString());
result.NewAccessibilityModifiers = indexerThatRaisedError.Modifiers.CloneAccessibilityModifiers();
}
return(result);
}