immutable-js/src/Collection.js

Immutable types in JavaScript

/**
 *  Copyright (c) 2015, Jan Biasi.
 *  All rights reserved.
 *
 *  This source code is licensed under the BSD-style license found in the
 *  LICENSE file in the root directory of this source tree. An additional grant
 *  of patent rights can be found in the PATENTS file in the same directory.
 */

import { Iterable, KeyedIterable, IndexedIterable, SetIterable } from './Iterable';
import { typedef as defineTypeOf } from './util/toolset';

export var COLLECTION_TYPEDEF = '[Iterable Collection]';
export class Collection extends Iterable {
    constructor() {
        throw TypeError('Abstract');
    }
}

export var KEYED_COLLECTION_TYPEDEF = '[KeyedIterable KeyedCollection]';
export class KeyedCollection extends KeyedIterable {}

export var INDEXED_COLLECTION_TYPEDEF = '[IndexedIterable IndexedCollection]';
export class IndexedCollection extends IndexedIterable {}

export var SET_COLLECTION_TYPEDEF = '[SetIterable SetCollection]';
export class SetCollection extends SetIterable {}

defineTypeOf({
    Collection: COLLECTION_TYPEDEF,
    KeyedCollection: KEYED_COLLECTION_TYPEDEF,
    IndexedCollection: INDEXED_COLLECTION_TYPEDEF,
    SetCollection: SET_COLLECTION_TYPEDEF
});

Collection.Keyed = KeyedCollection;
Collection.Indexed = IndexedCollection;
Collection.Set = SetCollection;