Method outputDrivers

apps/pdal.cpp:124–182

void App::outputDrivers()
{
    // Force plugin loading.
    StageFactory f;
    PluginManager<Stage>::loadAll();
    StringList stages = PluginManager<Stage>::names();

    if (!m_showJSON)
    {
        int nameColLen(28);
        int descripColLen(Utils::screenWidth() - nameColLen - 1);

        std::string tablehead(std::string(nameColLen, '=') + ' ' +
            std::string(descripColLen, '='));

        m_out << std::endl;
        m_out << tablehead << std::endl;
        m_out << std::left << std::setw(nameColLen) << "Name" <<
            " Description" << std::endl;
        m_out << tablehead << std::endl;

        m_out << std::left;


        for (auto name : stages)
        {
            std::string descrip = PluginManager<Stage>::description(name);
            StringList lines = Utils::wordWrap(descrip, descripColLen - 1);
            for (size_t i = 0; i < lines.size(); ++i)
            {
                m_out << std::setw(nameColLen) << name << " " <<
                    lines[i] << std::endl;
                name.clear();
            }
        }

        m_out << tablehead << std::endl << std::endl;
    }
    else
    {
        NL::json j;
        StageExtensions& extensions = PluginManager<Stage>::extensions();
        for (auto name : stages)
        {
            Stage *s = f.createStage(name);
            std::string description = PluginManager<Stage>::description(name);
            std::string link = PluginManager<Stage>::link(name);
            j.push_back(
                { { "name", name },
                  { "description", description },
                  { "link", link },
                  { "extensions", extensions.extensions(name) },
                  { "streamable", s->pipelineStreamable() }
                }
            );
        }
        m_out << std::setw(4) << j;
    }