client.ts

// Singleton Use Case Example Code

import {Game1} from './game1'
import {Game2} from './game2'
import {Game3} from './game3'

// The Client
// Despite all games instantiating a leaderboard, they all point
// to the same memory object since the leaderboard is a singleton.
const GAME1 = new Game1()
GAME1.addWinner(2, 'Cosmo')

const GAME2 = new Game2()
GAME2.addWinner(3, 'Sean')

const GAME3 = new Game3()
GAME3.addWinner(1, 'Emmy')

GAME1.leaderboard.print()
GAME2.leaderboard.print()
GAME3.leaderboard.print()