/**
 * Map of listeners for computed value.
 * Stores listeners for each key and notifies them when the value is computed or an error occurs.
 * This allows multiple requests to wait for the same computation without duplicating it.
 */
import { ValueInfo } from '../../../shared/value-info';
export declare class Waiters {
    private map;
    wait(key: string): Promise<ValueInfo>;
    notifyComputed(valueInfo: ValueInfo): void;
    notifyError(key: string, errorMessage: string): void;
}
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