import { ɵMetadataKeyEnum } from '../enums';
import * as i0 from "@angular/core";
export declare class ɵMetadataStorage {
    private get window();
    get<R = unknown>(key: ɵMetadataKeyEnum): R;
    set<T>(key: ɵMetadataKeyEnum, data: T): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<ɵMetadataStorage, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<ɵMetadataStorage>;
}