protected override void Initialize(SonarAnalysisContext context)
{
context.RegisterSyntaxNodeActionInNonGenerated(
c =>
{
var parameter = (ParameterSyntax)c.Node;
if (!parameter.AttributeLists.Any())
{
return;
}
var attributes = AttributeSyntaxSymbolMapping.GetAttributesForParameter(parameter, c.SemanticModel)
.ToList();
var defaultParameterValueAttribute = attributes
.FirstOrDefault(a => a.Symbol.IsInType(KnownType.System_Runtime_InteropServices_DefaultParameterValueAttribute));
if (defaultParameterValueAttribute == null)
{
return;
}
var optionalAttribute = attributes
.FirstOrDefault(a => a.Symbol.IsInType(KnownType.System_Runtime_InteropServices_OptionalAttribute));
if (optionalAttribute == null)
{
c.ReportDiagnostic(Diagnostic.Create(Rule, defaultParameterValueAttribute.SyntaxNode.GetLocation()));
}
},
SyntaxKind.Parameter);
}
protected override void Initialize(SonarAnalysisContext context)
{
context.RegisterSyntaxNodeActionInNonGenerated(
c =>
{
var parameter = (ParameterSyntax)c.Node;
if (!parameter.AttributeLists.Any() ||
!parameter.Modifiers.Any(m => m.IsKind(SyntaxKind.RefKeyword) || m.IsKind(SyntaxKind.OutKeyword)))
{
return;
}
var optionalAttribute = AttributeSyntaxSymbolMapping.GetAttributesForParameter(parameter, c.SemanticModel)
.FirstOrDefault(a =>
a.Symbol.IsInType(KnownType.System_Runtime_InteropServices_OptionalAttribute));
if (optionalAttribute != null)
{
var refKind = parameter.Modifiers.Any(SyntaxKind.OutKeyword) ? "out" : "ref";
c.ReportDiagnosticWhenActive(Diagnostic.Create(rule, optionalAttribute.SyntaxNode.GetLocation(), refKind));
}
},
SyntaxKind.Parameter);
}
