private void SymbolAction(
SymbolAnalysisContext context,
ConcurrentDictionary <Guid, ConcurrentDictionary <string, string> > idToCachedResult)
{
if (string.IsNullOrEmpty(context.Symbol.Name))
{
return;
}
var namingPreferences = context.GetNamingStylePreferencesAsync().GetAwaiter().GetResult();
if (namingPreferences == null)
{
return;
}
var namingStyleRules = namingPreferences.Rules;
if (!namingStyleRules.TryGetApplicableRule(context.Symbol, out var applicableRule) ||
applicableRule.EnforcementLevel == DiagnosticSeverity.Hidden)
{
return;
}
var cache = idToCachedResult.GetOrAdd(applicableRule.NamingStyle.ID, s_createCache);
if (!cache.TryGetValue(context.Symbol.Name, out var failureReason))
{
if (applicableRule.NamingStyle.IsNameCompliant(context.Symbol.Name, out failureReason))
{
failureReason = null;
}
cache.TryAdd(context.Symbol.Name, failureReason);
}
if (failureReason == null)
{
return;
}
var descriptor = new DiagnosticDescriptor(IDEDiagnosticIds.NamingRuleId,
s_localizableTitleNamingStyle,
string.Format(FeaturesResources.Naming_rule_violation_0, failureReason),
DiagnosticCategory.Style,
applicableRule.EnforcementLevel,
isEnabledByDefault: true);
var builder = ImmutableDictionary.CreateBuilder <string, string>();
builder[nameof(NamingStyle)] = applicableRule.NamingStyle.CreateXElement().ToString();
builder["OptionName"] = nameof(SimplificationOptions.NamingPreferences);
builder["OptionLanguage"] = context.Compilation.Language;
context.ReportDiagnostic(Diagnostic.Create(descriptor, context.Symbol.Locations.First(), builder.ToImmutable()));
}