Method concat

src/QueryPipeline/Chain.cpp:113–125

}

Chain Chain::concat(Chain lhs, Chain rhs)
{
    if (!lhs.processors.empty() && !rhs.processors.empty())
    {
        lhs.appendChain(std::move(rhs));
        return lhs;
    }

    if (lhs.processors.empty())
        return rhs;

    return lhs;
}


IProcessor & Chain::getSource()