System.ComponentModel.TypeDescriptor.MergedTypeDescriptor.ICustomTypeDescriptor C# (CSharp) Method

            AttributeCollection ICustomTypeDescriptor.GetAttributes()
            {
                AttributeCollection attrs = _primary.GetAttributes();
                if (attrs == null)
                {
                    attrs = _secondary.GetAttributes();
                }

                Debug.Assert(attrs != null, "Someone should have handled this");
                return attrs;
            }