public void EmailVacant(EmailVacantEvent e, Node node, [JoinAll] EmailInputFieldNode emailInputField) { if (string.Equals(e.Email, emailInputField.Input, StringComparison.InvariantCultureIgnoreCase)) { if (emailInputField.marker.ExistsIsValid) { emailInputField.ToInvalidState(emailInputField.marker.EmailIsNotConfirmed); } else { emailInputField.ToValidState(); } } }