/// <summary> /// Gets <see cref="ValidationMessageOptions"/> attached to <paramref name="validationRule"/>. /// </summary> /// <param name="validationRule">Validation rule to customize.</param> /// <returns><see cref="ValidationMessageOptions"/>.</returns> public static ValidationMessageOptions GetValidationMessageOptions(this IValidationRule validationRule) { return(validationRule.GetMetadata <ValidationMessageOptions>(defaultValue: ValidationMessageOptions.Default) !); }