ModuleInstallUnmetRequirementsRequirements.php

<?php

declare (strict_types=1);
namespace Drupal\module_install_unmet_requirements\Install\Requirements;

use Drupal\Core\Extension\InstallRequirementsInterface;

/**
 * Provides method for checking requirements during install time.
 */
class ModuleInstallUnmetRequirementsRequirements implements InstallRequirementsInterface {
    
    /**
     * {@inheritdoc}
     */
    public static function getRequirements() : array {
        $requirements['testing_requirements'] = [
            'title' => t('Testing requirements'),
            'severity' => REQUIREMENT_ERROR,
            'description' => t('Testing requirements failed requirements.'),
        ];
        return $requirements;
    }

}