import { Fn, Promisify } from "@bunt/type";
export declare class AsyncCallback<T> implements AsyncIterable<T> {
    #private;
    constructor(link: (emit: Fn<[data: T]>) => Promisify<() => void>);
    push: (value: T) => void;
    pull: () => Promise<T | undefined>;
    [Symbol.asyncIterator](): AsyncIterator<T>;
    getAsyncIterator(): AsyncIterator<T>;
    dispose(): Promise<void>;
    private asResult;
    private pipe;
    private sync;
}
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