private static void AddDiagnosticIdToOptionMapping(string diagnosticId, ILanguageSpecificOption option, string language)
{
if (option != null)
{
AddDiagnosticIdToOptionMapping(diagnosticId, ImmutableHashSet.Create(option), language);
}
}
/// <summary>
/// Constructor for a code style analyzer with a single diagnostic descriptor and
/// unique <see cref="ILanguageSpecificOption"/> code style option for the given language.
/// </summary>
/// <param name="diagnosticId">Diagnostic ID reported by this analyzer</param>
/// <param name="option">
/// Language specific option that can be used to configure the given diagnosticId.
/// Null, if there is no such unique option.
/// </param>
/// <param name="language">Language for the given language-specific <paramref name="option"/>.</param>
/// <param name="title">Title for the diagnostic descriptor</param>
/// <param name="messageFormat">
/// Message for the diagnostic descriptor.
/// Null if the message is identical to the title.
/// </param>
/// <param name="configurable">Flag indicating if the reported diagnostics are configurable by the end users</param>
protected AbstractBuiltInCodeStyleDiagnosticAnalyzer(
string diagnosticId,
ILanguageSpecificOption option,
string language,
LocalizableString title,
LocalizableString messageFormat = null,
bool configurable = true)
: base(diagnosticId, title, messageFormat, configurable)
{
AddDiagnosticIdToOptionMapping(diagnosticId, option, language);
}
public static T GetOption <T>(this AnalyzerOptions analyzerOptions, ILanguageSpecificOption <T> option, SyntaxTree syntaxTree, CancellationToken cancellationToken)
{
var optionAsync = GetOptionAsync <T>(analyzerOptions, option, language: null, syntaxTree, cancellationToken);
if (optionAsync.IsCompleted)
{
return(optionAsync.Result);
}
return(optionAsync.AsTask().GetAwaiter().GetResult());
}