Singleton in JavaScript

singleton.js

'use strict';

let lime = new function() {
    this.type = 'Mexican lime';
    this.color = 'green';
    this.getInformation = function() {
        return 'This ' + this.type + ' is ' + this.color + '.';
    };
}

console.log(lime.getInformation());

lime.color = 'yellow';
console.log(lime.getInformation());