use Nisaac2fly\AuthSamlWrapper\SimpleSamlServiceProvider;

$path = __DIR__ . '/../path/to/saml/lib/_autoload.php';

$source = 'default-sp';

$auth = new SimpleSamlServiceProvider($path, $source);

$auth->register();

$saml = $auth->saml();

// config/app.php
'providers' => [
    '...',
    'Nisaac2fly\AuthSamlWrapper\AuthSamlWrapperServiceProvider'
];

use Nisaac2fly\AuthSamlWrapper\Helpers\AttributeSanitizer;

$sanitizer = new AttributeSanitizer($saml->attributes());

$sanitizer->setDates([
    'whencreated' => 'zulu',
    'lastlogon' => '18bit',
]);

$sanitizer->seTypes([
    'email' => 'string',
    'groups' => 'array'
]);

$attributes = $sanitizer->make();