import { OnInit, OnDestroy, DoCheck } from '@angular/core';
import { Observable, Subject, Subscription } from 'rxjs';
import { ErrorOptions } from './es-ngxerrors';
import * as i0 from "@angular/core";
export declare class EsErrorDirective implements OnInit, OnDestroy, DoCheck {
    set esError(value: ErrorOptions);
    set when(value: ErrorOptions);
    hidden: boolean;
    rules: string[];
    errorNames: string[];
    subscription: Subscription;
    _states: Subject<string[]>;
    states: Observable<string[]>;
    private ngxErrors;
    constructor();
    ngOnInit(): void;
    ngDoCheck(): void;
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<EsErrorDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<EsErrorDirective, "[esError]", never, { "esError": { "alias": "esError"; "required": false; }; "when": { "alias": "when"; "required": false; }; }, {}, never, never, true, never>;
}