/** * Creates an object that inherits from the `prototype` object. If a * `properties` object is given, its own enumerable string keyed properties * are assigned to the created object. * * @since 2.3.0 * @category Object * @param {Object} prototype The object to inherit from. * @param {Object} [properties] The properties to assign to the object. * @returns {Object} Returns the new object. * @example * * function Shape() { * this.x = 0 * this.y = 0 * } * * function Circle() { * Shape.call(this) * } * * Circle.prototype = create(Shape.prototype, { * 'constructor': Circle * }) * * const circle = new Circle * circle instanceof Circle * // => true * * circle instanceof Shape * // => true */ function create(prototype, properties) { prototype = prototype === null ? null : Object(prototype) const result = Object.create(prototype) return properties == null ? result : Object.assign(result, properties) } export default create