A pretty well typed function to get object property descriptors. `Object.getOwnPropertyDescriptors` polyfill.

Record types library module for X2 Framework.

Iterate over object's property descriptors and compose a new one.

make it easier to manage the properties/attributes of your class.

A shallow copier that makes you make decisions

Object properties enumerability - defineProperty() and defineProperties() methods

Features to handle object properties.