public void Track(SonarAnalysisContext context, params ObjectCreationCondition[] conditions)
{
context.RegisterCompilationStartAction(
c =>
{
if (IsEnabled(c.Options))
{
c.RegisterSyntaxNodeActionInNonGenerated(
GeneratedCodeRecognizer,
TrackObjectCreation,
TrackedSyntaxKinds);
}
});
void TrackObjectCreation(SyntaxNodeAnalysisContext c)
{
if (IsTrackedObjectCreation(c.Node, c.SemanticModel))
{
c.ReportDiagnosticWhenActive(Diagnostic.Create(Rule, c.Node.GetLocation()));
}
}
bool IsTrackedObjectCreation(SyntaxNode objectCreationExpression, SemanticModel semanticModel)
{
var objectCreationContext = new ObjectCreationContext(objectCreationExpression, semanticModel);
return(conditions.All(c => c(objectCreationContext)));
}
}
internal override object ConstArgumentForParameter(ObjectCreationContext context, string parameterName)
{
var argumentList = ((ObjectCreationExpressionSyntax)context.Expression).ArgumentList;
var values = CSharpSyntaxHelper.ArgumentValuesForParameter(context.SemanticModel, argumentList, parameterName);
if (values.Length == 1 && values[0] is ExpressionSyntax valueSyntax)
{
return(context.SemanticModel.GetConstantValue(valueSyntax).Value);
}
return(null);
}
internal abstract object ConstArgumentForParameter(ObjectCreationContext context, string parameterName);
