import { IBaseValidatorDefinition, IValidator } from "../interfaces";
export interface IMaxLengthValidatorDefinition extends IBaseValidatorDefinition {
    maxLength: number;
}
export declare class MaxLengthValidator implements IValidator<string | null, IMaxLengthValidatorDefinition> {
    definition: IMaxLengthValidatorDefinition;
    constructor(definition: IMaxLengthValidatorDefinition);
    validate(input: string | null): {
        definition: IMaxLengthValidatorDefinition;
        input: string | null;
    } | null;
}