private static AbstractIndex CreateAbstractIndex(IOperation operation)
{
if (operation.ConstantValue.HasValue && operation.ConstantValue.Value is int index)
{
return(AbstractIndex.Create((uint)index));
}
// TODO: We need to find the abstract value for the entity to use it for indexing.
// https://github.com/dotnet/roslyn-analyzers/issues/1577
//else if (TryCreate(operation, out AnalysisEntity analysisEntity))
//{
// return AbstractIndex.Create(analysisEntity);
//}
return(AbstractIndex.Create(operation));
}
public override TAbstractAnalysisValue VisitArrayInitializer(IArrayInitializerOperation operation, object argument)
{
var arrayCreation = (IArrayCreationOperation)operation.Parent;
var elementType = ((IArrayTypeSymbol)arrayCreation.Type).ElementType;
for (int index = 0; index < operation.ElementValues.Length; index++)
{
AbstractIndex abstractIndex = AbstractIndex.Create((uint)index);
IOperation elementInitializer = operation.ElementValues[index];
TAbstractAnalysisValue initializerValue = Visit(elementInitializer, argument);
SetAbstractValueForElementInitializer(arrayCreation, ImmutableArray.Create(abstractIndex), elementType, elementInitializer, initializerValue);
}
return(UnknownOrMayBeValue);
}
private AbstractIndex CreateAbstractIndex(IOperation operation)
{
if (operation.ConstantValue.HasValue && operation.ConstantValue.Value is int index)
{
return(AbstractIndex.Create((uint)index));
}
else if (TryCreate(operation, out AnalysisEntity analysisEntity))
{
return(AbstractIndex.Create(analysisEntity));
}
else
{
return(AbstractIndex.Create(operation));
}
}
public override TAbstractAnalysisValue VisitCollectionElementInitializer(ICollectionElementInitializerOperation operation, object argument)
{
var objectCreation = operation.GetAncestor <IObjectCreationOperation>(OperationKind.ObjectCreation);
ITypeSymbol collectionElementType = operation.AddMethod?.Parameters.FirstOrDefault()?.Type;
if (collectionElementType != null)
{
var index = (uint)argument;
for (int i = 0; i < operation.Arguments.Length; i++, index++)
{
AbstractIndex abstractIndex = AbstractIndex.Create(index);
IOperation elementInitializer = operation.Arguments[i];
TAbstractAnalysisValue argumentValue = Visit(elementInitializer, argument: null);
SetAbstractValueForElementInitializer(objectCreation, ImmutableArray.Create(abstractIndex), collectionElementType, elementInitializer, argumentValue);
}
}
else
{
var _ = base.VisitCollectionElementInitializer(operation, argument: null);
}
return(UnknownOrMayBeValue);
}