NewService.php

<?php

namespace Drupal\new_dependency_test_with_service;


/**
 * Generic service returning a greeting.
 */
class NewService {
    
    /**
     * Get a simple greeting.
     *
     * @return string
     *   The greeting provided by the new service.
     */
    public function greet() {
        return 'Hello';
    }

}