auth_macro_hack.php

<?php

// Until SessionGuard Macros get pulled into Laravel core from a PR:
// Remove this when Laravel 5.4.18 is released.

$this->app->config->set('auth.guards.hack', [
    'driver' => 'modified-session',
    'provider' => 'users',
]);

Auth::extend('modified-session', function ($app, $name, $config) {
    // The following is taken from AuthManager@createSessionDriver
    $provider = Auth::createUserProvider($config['provider']);
    $guard = new class ($name, $provider, $app['session.store']) extends SessionGuard {
        // This allows Auth::macro(...)
        use Macroable;
    };
    if (method_exists($guard, 'setCookieJar')) {
        $guard->setCookieJar($app['cookie']);
    }
    if (method_exists($guard, 'setDispatcher')) {
        $guard->setDispatcher($app['events']);
    }
    if (method_exists($guard, 'setRequest')) {
        $guard->setRequest($app->refresh('request', $guard, 'setRequest'));
    }
    return $guard;
});

Auth::shouldUse('hack');