/// <summary>
/// Returns true if <paramref name="type"/> is a generic interface type implemented by arrays.
/// </summary>
public bool IsGenericArrayInterfaceType(TypeDesc type)
{
// Hardcode the fact that all generic interfaces on array types have arity 1
if (!type.IsInterface || type.Instantiation.Length != 1)
{
return(false);
}
if (_arrayOfTInterfaces == null)
{
DefType[] implementedInterfaces = SystemModule.GetKnownType("System", "Array`1").ExplicitlyImplementedInterfaces;
TypeDesc[] interfaceDefinitions = new TypeDesc[implementedInterfaces.Length];
for (int i = 0; i < interfaceDefinitions.Length; i++)
{
interfaceDefinitions[i] = implementedInterfaces[i].GetTypeDefinition();
}
Interlocked.CompareExchange(ref _arrayOfTInterfaces, interfaceDefinitions, null);
}
TypeDesc interfaceDefinition = type.GetTypeDefinition();
foreach (var arrayInterfaceDefinition in _arrayOfTInterfaces)
{
if (interfaceDefinition == arrayInterfaceDefinition)
{
return(true);
}
}
return(false);
}
protected override RuntimeInterfacesAlgorithm GetRuntimeInterfacesAlgorithmForNonPointerArrayType(ArrayType type)
{
if (_arrayOfTRuntimeInterfacesAlgorithm == null)
{
_arrayOfTRuntimeInterfacesAlgorithm = new ArrayOfTRuntimeInterfacesAlgorithm(SystemModule.GetKnownType("System", "Array`1"));
}
return(_arrayOfTRuntimeInterfacesAlgorithm);
}