export declare class PublicSetView<T> {
    private set;
    constructor(set: Set<T>);
    find<S extends T>(fn: (value: T) => value is S): S | undefined;
    find(fn: (value: T) => boolean): T | undefined;
    filter<S extends T>(fn: (value: T) => value is S): S[];
    filter(fn: (value: T) => boolean): T[];
    map<K>(fn: (value: T) => K): K[];
    forEach(fn: (value: T) => void): void;
    [Symbol.iterator](): IterableIterator<T>;
}