Cartalyst\Sentinel\Laravel\SentinelServiceProvider::registerActivations PHP Method

    protected function registerActivations()
    {
        $this->app->singleton('sentinel.activations', function ($app) {
            $config = $app['config']->get('cartalyst.sentinel.activations');
            return new IlluminateActivationRepository($config['model'], $config['expires']);
        });
    }