import { UnknownOperation } from "../operations/operation";
export declare class TC39IteratorHelpers {
    constructor(operations: Record<string, UnknownOperation | unknown>);
}
export interface TC39IteratorHelpersConstructor<T> {
    new (): T;
    prototype: T;
}
export declare function createTC39IteratorHelpersConstructor<T extends object>(operations: Record<string, UnknownOperation | unknown>): TC39IteratorHelpersConstructor<T>;
export declare function constructTC39IteratorHelpers<T extends object>(that: unknown, operations: Record<string, UnknownOperation | unknown>): asserts that is T;