text: const OBJECT = Object;
  
  // es5
  export const getPrototypeOf = OBJECT.getPrototypeOf;
  export const getOwnPropertyDescriptor = OBJECT.getOwnPropertyDescriptor;
  export const getOwnPropertyNames = OBJECT.getOwnPropertyNames;
  export const create = OBJECT.create;
  export const defineProperty = OBJECT.defineProperty;
  export const defineProperties = OBJECT.defineProperties;
  export const seal = OBJECT.seal;
  export const freeze = OBJECT.freeze;
  export const preventExtensions = OBJECT.preventExtensions;
  export const isSealed = OBJECT.isSealed;
  export const isFrozen = OBJECT.isFrozen;
  export const isExtensible = OBJECT.isExtensible;
  export const keys = OBJECT.keys;
  
  // es2015
  export const assign = OBJECT.assign;
  export const getOwnPropertySymbols = OBJECT.getOwnPropertySymbols;
  export const is = OBJECT.is;
  export const setPrototypeOf = OBJECT.setPrototypeOf;
  
  // es2017
  export const values = OBJECT.values;
  export const entries = OBJECT.entries;
  export const getOwnPropertyDescriptors = OBJECT.getOwnPropertyDescriptors;
  
  // es2019
  export const fromEntries = OBJECT.fromEntries;