import { type SandboxValue } from "./values.js";
export type SandboxIterator = {
    readonly generator?: true;
    next(value?: SandboxValue): Promise<IteratorResult<SandboxValue>>;
    return?(value?: SandboxValue): Promise<IteratorResult<SandboxValue>>;
    throw?(error?: SandboxValue): Promise<IteratorResult<SandboxValue>>;
};
export declare function getSandboxIterator(value: SandboxValue): SandboxIterator | undefined;