private static ImmutableHashSet <TEnum> GetNonFlagsEnumOptionValue <TEnum>(
this AnalyzerOptions options,
string optionName,
DiagnosticDescriptor rule,
ImmutableHashSet <TEnum> defaultValue,
CancellationToken cancellationToken)
where TEnum : struct
{
var analyzerConfigOptions = options.GetOrComputeCategorizedAnalyzerConfigOptions(cancellationToken);
return(analyzerConfigOptions.GetOptionValue(optionName, rule, TryParseValue, defaultValue));
bool TryParseValue(string value, out ImmutableHashSet <TEnum> result)
{
var builder = ImmutableHashSet.CreateBuilder <TEnum>();
foreach (var kindStr in value.Split(','))
{
if (Enum.TryParse(kindStr, ignoreCase: true, result: out TEnum kind))
{
builder.Add(kind);
}
}
result = builder.ToImmutable();
return(builder.Count > 0);
}
}
private static SymbolNamesOption GetSymbolNamesOption(
this AnalyzerOptions options,
string optionName,
string namePrefixOpt,
DiagnosticDescriptor rule,
Compilation compilation,
CancellationToken cancellationToken)
{
var analyzerConfigOptions = options.GetOrComputeCategorizedAnalyzerConfigOptions(cancellationToken);
return(analyzerConfigOptions.GetOptionValue(optionName, rule, TryParse, defaultValue: SymbolNamesOption.Empty));
// Local functions.
bool TryParse(string s, out SymbolNamesOption option)
{
if (string.IsNullOrEmpty(s))
{
option = SymbolNamesOption.Empty;
return(false);
}
var names = s.Split('|').ToImmutableArray();
option = SymbolNamesOption.Create(names, compilation, namePrefixOpt);
return(true);
}
}
private static ImmutableHashSet <TEnum> GetNonFlagsEnumOptionValue <TEnum>(
this AnalyzerOptions options,
string optionName,
DiagnosticDescriptor rule,
ImmutableHashSet <TEnum> defaultValue,
CancellationToken cancellationToken)
where TEnum : struct
{
var analyzerConfigOptions = options.GetOrComputeCategorizedAnalyzerConfigOptions(cancellationToken);
return(analyzerConfigOptions.GetOptionValue(optionName, rule, TryParseValue, defaultValue));
public static bool GetBoolOptionValue(
this AnalyzerOptions options,
string optionName,
DiagnosticDescriptor rule,
bool defaultValue,
CancellationToken cancellationToken)
{
var analyzerConfigOptions = options.GetOrComputeCategorizedAnalyzerConfigOptions(cancellationToken);
return(analyzerConfigOptions.GetOptionValue(optionName, rule, bool.TryParse, defaultValue));
}
private static TEnum GetFlagsEnumOptionValue <TEnum>(
this AnalyzerOptions options,
string optionName,
DiagnosticDescriptor rule,
TEnum defaultValue,
CancellationToken cancellationToken)
where TEnum : struct
{
var analyzerConfigOptions = options.GetOrComputeCategorizedAnalyzerConfigOptions(cancellationToken);
return(analyzerConfigOptions.GetOptionValue(
optionName, rule,
tryParseValue: (string value, out TEnum result) => Enum.TryParse(value, ignoreCase: true, result: out result),
defaultValue: defaultValue));
}
public static ImmutableArray <string> GetSeparatedStringOptionValue(
this AnalyzerOptions options,
string optionName,
DiagnosticDescriptor rule,
CancellationToken cancellationToken)
{
var analyzerConfigOptions = options.GetOrComputeCategorizedAnalyzerConfigOptions(cancellationToken);
return(analyzerConfigOptions.GetOptionValue <ImmutableArray <string> >(optionName, rule, TryParse, defaultValue: ImmutableArray <string> .Empty));
// Local functions.
bool TryParse(string s, out ImmutableArray <string> parts)
{
if (string.IsNullOrEmpty(s))
{
parts = ImmutableArray <string> .Empty;
return(false);
}
parts = s.Split('~').ToImmutableArray();
return(true);
}
}