/**
 * key-value pairs of validation rules.
 * Input values not listed in this object will be ignored.
 */
export interface ValidatorRules {
    [key: string]: [string, any, ((input: any) => boolean) | string | RegExp | null, ((input: any) => any) | string | null];
}
/**
 * Input value validator and sanitizer.
 */
export declare class Validator {
    private rules;
    constructor(rules: ValidatorRules);
    validate(input: any): {
        result: any;
        errors: string[];
    };
}