/// <summary> /// Gets a value that indicates whether this attribute is a match for the specified validation rule result. /// </summary> /// <remarks> /// <para> /// This method is used to determine whether a class decorated with this attribute is eligible to be used to /// provide a message for the specified result. /// </para> /// </remarks> /// <param name="result">A validation rule result.</param> /// <returns><see langword="true" /> if this attribute matches the specified result; <see langword="false" /> otherwise.</returns> /// <exception cref="ArgumentNullException">If the <paramref name="result"/> is <see langword="null" />.</exception> public bool IsMatch(ValidationRuleResult result) { if (result is null) { throw new ArgumentNullException(nameof(result)); } return(ValidationFunctions.All(func => func(result))); }