import { Disposable } from "./Disposable";
export declare class Polymorph<T extends Partial<Disposable>> {
    private factory;
    private type;
    private ref;
    constructor(type: string, factory: (type: string) => T);
    dispose(): void;
    readonly target: T;
    get(): string;
    set(type: string): void;
    json: any;
}