Method toPredicate

src/ExtOperator.actor.cpp:89–92

struct ExtValueOperatorLt {
	static const char* name;
	static Reference<IPredicate> toPredicate(std::string const& unencoded_path, bson::BSONElement const& element) {
		DataValue max(element);
		return any_predicate(unencoded_path, ref(new RangePredicate(DataValue::firstOfType(max), true, max, false)));
	}
};
REGISTER_VALUE_OPERATOR(ExtValueOperatorLt, "$lt");