Map.prototype.toObject

Map.prototype.toObject.js

/**
 * This will be an instance member, Observable#publish.
 * @memberof Map.prototype
 * @param {Object} [target] - The object that the properties derived from the map's key/value pairs will be created on.
 * @returns {Object}
 */
 Map.prototype.toObject = function(target = Object.create(null)) {
    let props = [...this].map(kvp => {
        let [key, value] = kvp;
        return {
            [key]: {
                enumerable: true,
                value: value,
                writable: true
            }
        };
    }).reduce((a,b) => Object.assign(a,b));

    return Object.defineProperties(target, props);
}