import { BasicComposition, IInnerCompositionChildRef, IPureObject } from "../../core";
import { ReactHelper } from "../entity-helper";
export declare abstract class ReactComposition<T extends IPureObject = IPureObject> extends BasicComposition<T> {
    protected readonly helper: ReactHelper;
    constructor(helper: ReactHelper);
    protected onEmit(options: IInnerCompositionChildRef): Promise<import("../../core").IInnerCompnentChildRef | undefined>;
    protected childKey(childId: string): string;
}