import { Set as ISet, ValueObject } from 'immutable';
import BackedDataStructure from './backed-structure';
/**
 * This module has functions to help you work with morphir Sets!
 */
export default class Set<T> extends BackedDataStructure<ISet<T>> implements ValueObject {
    /**
     * Create an empty list.
     */
    static empty<T>(): Set<T>;
    /**
     * Create a Set from an iterable.
     * @param iterable the iterable to create the Set from.
     * @returns a new Set containing the elements from the iterable.
     */
    static from<T>(iterable: Iterable<T>): Set<T>;
    static encoder<T>(encoder: (t: T) => any): (set: Set<T>) => any;
    static decoder<T>(decoder: (v: any) => T): (input: any) => Set<T>;
    private constructor();
    /**
     * Get the size of this Set.
     */
    get size(): number;
    /**
     * Get an iterator for this Set.
     */
    get iterator(): IterableIterator<T>;
    add(value: T): Set<T>;
    remove(value: T): Set<T>;
    union(list: Set<T>): Set<T>;
    reduce<R>(reducer: (acc: R, value: T) => R, initialValue: R): R;
    equals(other: Set<T>): boolean;
    hashCode(): number;
    toString(): string;
}