map-of-sets

Install

$ npm install @shaharmor/map-of-sets

Usage

import {MapOfSets} from '@shaharmor/map-of-sets';

const mapOfSets = new MapOfSets<string, string>();
mapOfSets.add('key1', 'value1');
mapOfSets.has('key1', 'value1'); // true
mapOfSets.has('key1', 'value2'); // false
mapOfSets.toArray('key1'); // ['value1']

API

MapOfSets<A, B>()

Returns a new MapOfSets instance, where the type of the maps keys is A, and the type of the sets values is B.

.add(key, value)

Adds the value value to the Set with the specific key key.

.has(key, value)

Returns true if value exists in the Set with the specific key key, false otherwise.

.delete(key, value)

Deletes the value value from the Set with the specific key key.

.toArray(key)

Returns an array of all values from the Set with the specific key key.