SlimServices\ServiceManager::__construct PHP Method

    public function __construct(Slim $app)
    {
        $this->app = $app;
        $this->singleton('slim', function () use($app) {
            return $app;
        });
        $this->singleton('config', function ($app) {
            return new Config($app['slim']);
        });
        $this['path'] = $app->config('path');
        $service_manager = $this;
        $app->hook('slim.before', function () use($service_manager) {
            $service_manager->boot();
        }, 1);
    }