im-angular-validators/lib/interfaces/date-comparator-configuration.interface.d.ts

This library will help you with lots of already written mostly used validators for Angular 2+ applications.

import { IMComparatorOperatorEnum } from '../enums/comparator-operator.enum';
import { Moment } from 'moment';
export interface IMDateComparatorValidatorConfigInterface {
    comparingOperator: IMComparatorOperatorEnum;
    comparingValue?: Moment;
    comparingControlKey?: string;
}