Method setImageWriter

lib/config/config.cc:580–596

}

void Config::setImageWriter(std::string filename)
{
    for (const auto& it : imageConstructors)
    {
        if (endsWith(filename, it.extension))
        {
            if (it.mode == MODE_RO)
                throw new InapplicableValueException();

            overrides()->mutable_image_writer()->set_type(it.type);
            overrides()->mutable_image_writer()->set_filename(filename);
            return;
        }
    }

    error("unrecognised image filename '{}'", filename);
}

bool Config::hasFluxSource()
{