Lavender\Cloud\Sina\Log\LogServiceProvider::register PHP Method

    public function register()
    {
        $logger = new Writer(new Logger($this->app['env']), $this->app['events']);
        $this->app->instance('log', $logger);
        // If the setup Closure has been bound in the container, we will resolve it
        // and pass in the logger instance. This allows this to defer all of the
        // logger class setup until the last possible second, improving speed.
        if (isset($this->app['log.setup'])) {
            call_user_func($this->app['log.setup'], $logger);
        }
    }