Method outputOptions

apps/pdal.cpp:199–238

void App::outputOptions(std::string const& stageName, std::ostream& strm)
{
    // Force plugin loading.
    StageFactory f(false);

    Stage* s = f.createStage(stageName);
    if (!s)
    {
        std::cerr << "Unable to create stage " << stageName << "\n";
        return;
    }

    ProgramArgs args;
    s->addAllArgs(args);

    if (!m_showJSON)
    {
        strm  << stageName << " -- " << PluginManager<Stage>::link(stageName) <<
            std::endl;
        strm  << headline << std::endl;

        args.dump2(strm , 2, 6, headline.size());
    }
    else
    {
        std::ostringstream ostr;
        args.dump3(ostr);

        NL::json array;
        try
        {
            array = NL::json::parse(ostr.str());
        }
        catch (NL::json::parse_error&)
        {}

        NL::json object = { stageName, array };
        strm  << object;
    }
}


void App::outputOptions()