import { StringService } from '@tc-libs/helper';
import { ValidationArguments, ValidationOptions, ValidatorConstraintInterface } from 'class-validator';
export declare class IsPasswordStrongConstraint implements ValidatorConstraintInterface {
    protected readonly _string: StringService;
    constructor(_string: StringService);
    validate(value: string, args: ValidationArguments): boolean;
    defaultMessage(args: ValidationArguments): string;
}
export declare function IsPasswordStrong(minLength?: number, validationOptions?: ValidationOptions): (object: Record<string, any>, propertyName: string) => void;