export interface EmptyError extends Error {
}
export interface EmptyErrorCtor {
    /**
     * @deprecated Internal implementation detail. Do not construct error instances.
     * Cannot be tagged as internal: https://github.com/ReactiveX/rxjs/issues/6269
     */
    new (): EmptyError;
}
/**
 * An error thrown when an Observable or a sequence was queried but has no
 * elements.
 *
 * @see {@link first}
 * @see {@link last}
 * @see {@link single}
 * @see {@link firstValueFrom}
 * @see {@link lastValueFrom}
 */
export declare const EmptyError: EmptyErrorCtor;
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