import { OnDestroy } from '@angular/core';
import { Observable } from 'rxjs';
import * as i0 from "@angular/core";
export declare class BaseComponent implements OnDestroy {
    private readonly _destroyed;
    ngOnDestroy(): void;
    get destroyed(): Observable<void>;
    static ɵfac: i0.ɵɵFactoryDeclaration<BaseComponent, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<BaseComponent, never, never, {}, {}, never>;
}