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- 'use strict';
- var DESCRIPTORS = require('../internals/descriptors');
- var fails = require('../internals/fails');
- var uncurryThis = require('../internals/function-uncurry-this');
- var objectGetPrototypeOf = require('../internals/object-get-prototype-of');
- var objectKeys = require('../internals/object-keys');
- var toIndexedObject = require('../internals/to-indexed-object');
- var $propertyIsEnumerable = require('../internals/object-property-is-enumerable').f;
-
- var propertyIsEnumerable = uncurryThis($propertyIsEnumerable);
- var push = uncurryThis([].push);
-
- // in some IE versions, `propertyIsEnumerable` returns incorrect result on integer keys
- // of `null` prototype objects
- var IE_BUG = DESCRIPTORS && fails(function () {
- // eslint-disable-next-line es/no-object-create -- safe
- var O = Object.create(null);
- O[2] = 2;
- return !propertyIsEnumerable(O, 2);
- });
-
- // `Object.{ entries, values }` methods implementation
- var createMethod = function (TO_ENTRIES) {
- return function (it) {
- var O = toIndexedObject(it);
- var keys = objectKeys(O);
- var IE_WORKAROUND = IE_BUG && objectGetPrototypeOf(O) === null;
- var length = keys.length;
- var i = 0;
- var result = [];
- var key;
- while (length > i) {
- key = keys[i++];
- if (!DESCRIPTORS || (IE_WORKAROUND ? key in O : propertyIsEnumerable(O, key))) {
- push(result, TO_ENTRIES ? [key, O[key]] : O[key]);
- }
- }
- return result;
- };
- };
-
- module.exports = {
- // `Object.entries` method
- // https://tc39.es/ecma262/#sec-object.entries
- entries: createMethod(true),
- // `Object.values` method
- // https://tc39.es/ecma262/#sec-object.values
- values: createMethod(false)
- };
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