import { ValidationArguments, ValidationOptions, ValidatorConstraintInterface } from 'class-validator';
export declare class AtLeastOneSetpointConstraintValidator implements ValidatorConstraintInterface {
    validate(_value: unknown, args: ValidationArguments): boolean;
    defaultMessage(): string;
}
export declare function AtLeastOneSetpointRequired(validationOptions?: ValidationOptions): (object: object, propertyName: string) => void;