im-angular-validators/lib/validators/url.validator.d.ts

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

import { ValidatorFn } from '@angular/forms';
import { IMUrlProtocolTypeEnum } from '../enums/url-protocol.enum';
export declare class IMUrlValidatorConfigModel {
    protocolType: IMUrlProtocolTypeEnum;
}
export declare const IMUrlValidator: (config?: IMUrlValidatorConfigModel) => ValidatorFn;