Function makeFilename

kernels/SplitKernel.cpp:85–93

namespace
{
std::string makeFilename(const std::string& s, int i)
{
    std::string out = s;
    auto pos = out.find_last_of('.');
    if (pos == out.npos)
        pos = out.length();
    out.insert(pos, std::string("_") + std::to_string(i));
    return out;
}
}