import { FlagSet } from '../interfaces/features.interface';
import * as i0 from "@angular/core";
export declare class QaFeaturesHelper {
    private readonly applicationRef;
    private readonly debugFeaturesService;
    isOn(key: string): boolean;
    resetFlags(flags: FlagSet): void;
    enable(): void;
    disable(): void;
    isEnabled(): boolean;
    static ɵfac: i0.ɵɵFactoryDeclaration<QaFeaturesHelper, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<QaFeaturesHelper>;
}