Function getTag

eval/CIPO_evaluation/common/gason.h:61–63

        return (int64_t)ival <= (int64_t)JSON_VALUE_NAN_MASK;
    }
    JsonTag getTag() const {
        return isDouble() ? JSON_NUMBER : JsonTag((ival >> JSON_VALUE_TAG_SHIFT) & JSON_VALUE_TAG_MASK);
    }
    uint64_t getPayload() const {
        assert(!isDouble());
        return ival & JSON_VALUE_PAYLOAD_MASK;