export declare class DelayPromiseHolder implements Disposable {
    readonly delayMs?: number | undefined;
    readonly signal?: AbortSignal | undefined;
    private _timeoutId?;
    private _res?;
    private _rej?;
    private _promise?;
    constructor(delayMs?: number | undefined, signal?: AbortSignal | undefined);
    get promise(): Promise<void>;
    private _notifyCompleted;
    private _notifyAborted;
    dispose(): void;
    [Symbol.dispose](): void;
}
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