import { KeyValue } from 'ngrx-forms';
import { DxFormGroup } from '../form-group';
import { Without } from '@digitaix/types';
export declare type ValidatorResult = KeyValue | string | null;
export declare type ValidatorError = KeyValue | string;
export declare function Validator<T>(controlId: keyof Without<T, keyof DxFormGroup<any>>, validatorErrorTemplate?: string): (target: Partial<Pick<T, Exclude<keyof T, "getControl" | "getValue" | "getValue$" | "__result" | "__definition" | "__controls" | "__state$" | "__state" | "__steps" | "__validateAndUpdateGroup" | "processDecorator" | "processControlDecorator" | "processSteps" | "processGroupDecorator" | "processArrayDecorator" | "processGroupValidatorDecorator" | "processArrayValidatorDecorator" | "processValidatorDecorator" | "processControlValidatorDecorator" | "buildFormControl" | "buildFormArray" | "init" | "processOnSetValue" | "processAsyncValidators" | "ngOnInit" | "forEachControl" | "getControlByControlId" | "box" | "setValue" | "__initialized" | "__formId" | "__localControlId" | "__stepControl" | "__controlId" | "__controlPath" | "__value$" | "__value" | "__initial" | "__controlName" | "__parent" | "__root" | "__uuid" | "__onInit$" | "__onDestroy$" | "__onReset$" | "store$" | "logger" | "injector" | "setControlId" | "ngOnDestroy" | "isEqual" | "buildFormGroup" | "processAsyncValidatorsDecorator" | "processOnSetValueDecorator">>>, propertyKey: string, descriptor: TypedPropertyDescriptor<string | KeyValue>) => void;