import type { Validator } from "./models/validator";
export declare const required: Validator;
export declare function maxLength(length: number): Validator;
export declare function minLength(length: number): Validator;
export declare const email: Validator;
/**
 * A variation of the `email` validator that requires a [TLD](https://en.wikipedia.org/wiki/Top-level_domain) component. Verifying
 * the validity of the TLD is not the responsibility of this validation library.
 */
export declare const emailWithTld: Validator;
export declare const url: Validator;
export declare const number: Validator;
export declare function pattern(regExp: string | RegExp): Validator;