public void IDynamicIndexerAccessExpression_PublicExtensionMethodTests()
{
// Test null argument
IDynamicIndexerAccessOperation nullDynamicExpression = null;
Assert.Throws <ArgumentNullException>(() => nullDynamicExpression.GetArgumentName(0));
Assert.Throws <ArgumentNullException>(() => nullDynamicExpression.GetArgumentRefKind(0));
Func <
ImmutableArray <IOperation>,
ImmutableArray <string>,
ImmutableArray <RefKind>,
HasDynamicArgumentsExpression
> createDynamicExpression = (arguments, argumentNames, argumentRefKinds) =>
new DynamicIndexerAccessOperation(
operation: null,
arguments,
argumentNames,
argumentRefKinds,
semanticModel: null,
syntax: null,
type: null,
isImplicit: false
);
TestCore(createDynamicExpression);
}
/// <summary>
/// Get an optional argument <see cref="RefKind"/> for an argument at the given <paramref name="index"/> to the given <paramref name="dynamicOperation"/>.
/// Returns a non-null argument <see cref="RefKind"/> for C#.
/// Always returns null for VB as <see cref="RefKind"/> cannot be specified for an argument in VB.
/// </summary>
/// <param name="dynamicOperation">Dynamic or late bound operation.</param>
/// <param name="index">Argument index.</param>
public static RefKind?GetArgumentRefKind(this IDynamicIndexerAccessOperation dynamicOperation, int index)
{
if (dynamicOperation == null)
{
throw new ArgumentNullException(nameof(dynamicOperation));
}
return(GetArgumentRefKind((HasDynamicArgumentsExpression)dynamicOperation, index));
}
public override IOperation VisitDynamicIndexerAccess(
IDynamicIndexerAccessOperation operation,
object?argument
)
{
return(new DynamicIndexerAccessOperation(
Visit(operation.Operation),
VisitArray(operation.Arguments),
((HasDynamicArgumentsExpression)operation).ArgumentNames,
((HasDynamicArgumentsExpression)operation).ArgumentRefKinds,
((Operation)operation).OwningSemanticModel,
operation.Syntax,
operation.Type,
operation.IsImplicit
));
}
public override NullAbstractValue VisitDynamicIndexerAccess(IDynamicIndexerAccessOperation operation, object argument)
{
var _ = base.VisitDynamicIndexerAccess(operation, argument);
return(GetValueBasedOnInstanceOrReferenceValue(operation.Operation));
}
public override void VisitDynamicIndexerAccess(IDynamicIndexerAccessOperation operation)
{
Assert.Equal(OperationKind.DynamicIndexerAccess, operation.Kind);
AssertEx.Equal(new[] { operation.Operation }.Concat(operation.Arguments), operation.Children);
}
public virtual void VisitDynamicIndexerAccess(IDynamicIndexerAccessOperation operation)
{
DefaultVisit(operation);
}
public override void VisitDynamicIndexerAccess([NotNull] IDynamicIndexerAccessOperation operation)
{
base.VisitDynamicIndexerAccess(operation);
}
public override void VisitDynamicIndexerAccess(IDynamicIndexerAccessOperation operation)
{
VisitDynamicArguments((HasDynamicArgumentsExpression)operation);
base.VisitDynamicIndexerAccess(operation);
}
public override bool VisitDynamicIndexerAccess([NotNull] IDynamicIndexerAccessOperation operation1,
[CanBeNull] IOperation argument)
{
return(argument is IDynamicIndexerAccessOperation operation2 && AreBaseOperationsEqual(operation1, operation2));
}
