internal static DynamicViewExpansion CreateExpansion(DkmInspectionContext inspectionContext, DkmClrValue value, Formatter formatter)
{
if (value.IsError() || value.IsNull || value.HasExceptionThrown())
{
return(null);
}
var type = value.Type.GetLmrType();
if (!(type.IsComObject() || type.IsIDynamicMetaObjectProvider()))
{
return(null);
}
var proxyValue = value.InstantiateDynamicViewProxy(inspectionContext);
Debug.Assert((proxyValue == null) || (!proxyValue.IsNull && !proxyValue.IsError() && !proxyValue.HasExceptionThrown()));
// InstantiateDynamicViewProxy may return null (if required assembly is missing, for instance).
if (proxyValue == null)
{
return(null);
}
// Expansion is based on the 'DynamicMetaObjectProviderDebugView.Items' property.
var proxyType = proxyValue.Type;
var itemsMemberExpansion = RootHiddenExpansion.CreateExpansion(
proxyType.GetMemberByName("Items"),
DynamicFlagsMap.Create(new TypeAndCustomInfo(proxyType)));
return(new DynamicViewExpansion(proxyValue, itemsMemberExpansion));
}