validx/lib/validators/requiredValidator.d.ts

Validation library for MobX

import { IValidator, IRule } from '../validation';
/**
 * Rule options.
 */
export interface IRequiredRule extends IRule {
    required?: boolean;
}
/**
 * Validates that the field has a truthy value.
 * The only exception is the number 0.
 *
 * @param rule
 * @returns {(opts:any)=>boolean|string}
 */
export declare const required: (rule?: IRequiredRule | string) => IValidator<any>;