export class Unique { private static nextId = 0; private static store; constructor() { this.setUniqueness(); } static get ObjectCount(): number { return Unique.nextId; } private _id: number; get id(): number { return this._id; } private _copies = 0; get copies(): number { return this._copies; } protected setUniqueness() { this._id = Unique.nextId++; this._copies++; } }