Method toPredicate

src/ExtOperator.actor.cpp:243–245

struct ExtBoolOperatorNor {
	static const char* name;
	static Reference<IPredicate> toPredicate(bson::BSONObj const& obj) {
		return ref(new NotPredicate(ExtBoolOperator::toPredicate("$or", obj)));
	}
};
REGISTER_BOOL_OPERATOR(ExtBoolOperatorNor, "$nor");