FieldDefaultValueCallbackProvider.php

<?php

declare (strict_types=1);
namespace Drupal\field_test;


/**
 * Helper class for \Drupal\Tests\field\Functional\FieldDefaultValueCallbackTest.
 */
class FieldDefaultValueCallbackProvider {
  
  /**
   * Helper callback calculating a default value.
   */
  public static function calculateDefaultValue() {
    return [
      [
        'value' => 'Calculated default value',
      ],
    ];
  }

}