update links to the spec

zloirock · Jan 1, 2021 · 49f13bf · 49f13bf
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -311,7 +311,7 @@
 - Features
   - Add new features:
     - `Object.fromEntries` ([ECMAScript 2019](https://github.com/tc39/proposal-object-from-entries))
-    - `Symbol#description` ([ECMAScript 2019](https://tc39.github.io/ecma262/#sec-symbol.prototype.description))
+    - `Symbol#description` ([ECMAScript 2019](https://tc39.es/ecma262/#sec-symbol.prototype.description))
     - New `Set` methods ([stage 2 proposal](https://github.com/tc39/proposal-set-methods))
       - `Set#difference`
       - `Set#intersection`
@@ -573,7 +573,7 @@
   - `Math.scale`
 - Added `Math.signbit` [stage 1 proposal](http://jfbastien.github.io/papers/Math.signbit.html)
 - Updated `global` [stage 3 proposal](https://github.com/tc39/proposal-global) - added `global` global object, `System.global` deprecated
-- Updated `Object.getOwnPropertyDescriptors` to the [final version](https://tc39.github.io/ecma262/2017/#sec-object.getownpropertydescriptors) - it should not create properties if descriptors are `undefined`
+- Updated `Object.getOwnPropertyDescriptors` to the [final version](https://tc39.es/ecma262/2017/#sec-object.getownpropertydescriptors) - it should not create properties if descriptors are `undefined`
 - Updated the list of iterable DOM collections, [#249](https://github.com/zloirock/core-js/issues/249), added:
   - `CSSStyleDeclaration#@@iterator`
   - `CSSValueList#@@iterator`
@@ -602,8 +602,8 @@
   - `TextTrackList#@@iterator`
   - `TouchList#@@iterator`
 - Updated stages of proposals:
-  - [`Object.getOwnPropertyDescriptors`](https://github.com/tc39/proposal-object-getownpropertydescriptors) to [stage 4 (ES2017)](https://tc39.github.io/ecma262/2017/#sec-object.getownpropertydescriptors)
-  - [String padding](https://github.com/tc39/proposal-string-pad-start-end) to [stage 4 (ES2017)](https://tc39.github.io/ecma262/2017/#sec-string.prototype.padend)
+  - [`Object.getOwnPropertyDescriptors`](https://github.com/tc39/proposal-object-getownpropertydescriptors) to [stage 4 (ES2017)](https://tc39.es/ecma262/2017/#sec-object.getownpropertydescriptors)
+  - [String padding](https://github.com/tc39/proposal-string-pad-start-end) to [stage 4 (ES2017)](https://tc39.es/ecma262/2017/#sec-string.prototype.padend)
   - [`global`](https://github.com/tc39/proposal-global) to [stage 3](https://github.com/rwaldron/tc39-notes/blob/master/es7/2016-09/sept-28.md#revisit-systemglobal--global)
   - [String trimming](https://github.com/tc39/proposal-string-left-right-trim) to [stage 2](https://github.com/rwaldron/tc39-notes/blob/master/es7/2016-07/jul-27.md#10iic-trimstarttrimend)
 - Updated typed arrays to the modern (ES2016+) arguments validation, 

diff --git a/README.md b/README.md
@@ -359,7 +359,7 @@ Modules [`es.object.assign`](https://github.com/zloirock/core-js/blob/v3.8.1/pac
 
 Just ES5 features: [`es.object.create`](https://github.com/zloirock/core-js/blob/v3.8.1/packages/core-js/modules/es.object.create.js), [`es.object.define-property`](https://github.com/zloirock/core-js/blob/v3.8.1/packages/core-js/modules/es.object.define-property.js) and [`es.object.define-properties`](https://github.com/zloirock/core-js/blob/v3.8.1/packages/core-js/modules/es.object.es.object.define-properties.js).
 
-[ES2017 Annex B](https://tc39.github.io/ecma262/#sec-object.prototype.__defineGetter__) - modules [`es.object.define-setter`](https://github.com/zloirock/core-js/blob/v3.8.1/packages/core-js/modules/es.object.define-setter.js), [`es.object.define-getter`](https://github.com/zloirock/core-js/blob/v3.8.1/packages/core-js/modules/es.object.define-getter.js), [`es.object.lookup-setter`](https://github.com/zloirock/core-js/blob/v3.8.1/packages/core-js/modules/es.object.lookup-setter.js) and [`es.object.lookup-getter`](https://github.com/zloirock/core-js/blob/v3.8.1/packages/core-js/modules/es.object.lookup-getter.js)
+[ES2017 Annex B](https://tc39.es/ecma262/#sec-object.prototype.__defineGetter__) - modules [`es.object.define-setter`](https://github.com/zloirock/core-js/blob/v3.8.1/packages/core-js/modules/es.object.define-setter.js), [`es.object.define-getter`](https://github.com/zloirock/core-js/blob/v3.8.1/packages/core-js/modules/es.object.define-getter.js), [`es.object.lookup-setter`](https://github.com/zloirock/core-js/blob/v3.8.1/packages/core-js/modules/es.object.lookup-setter.js) and [`es.object.lookup-getter`](https://github.com/zloirock/core-js/blob/v3.8.1/packages/core-js/modules/es.object.lookup-getter.js)
 ```js
 class Object {
   toString(): string; // ES2015+ fix: @@toStringTag support

diff --git a/packages/core-js-pure/override/modules/es.date.to-json.js b/packages/core-js-pure/override/modules/es.date.to-json.js
@@ -11,6 +11,8 @@ var FORCED = fails(function () {
     || Date.prototype.toJSON.call({ toISOString: function () { return 1; } }) !== 1;
 });
 
+// `Date.prototype.toJSON` method
+// https://tc39.es/ecma262/#sec-date.prototype.tojson
 $({ target: 'Date', proto: true, forced: FORCED }, {
   // eslint-disable-next-line no-unused-vars
   toJSON: function toJSON(key) {

diff --git a/packages/core-js/internals/add-to-unscopables.js b/packages/core-js/internals/add-to-unscopables.js
@@ -6,7 +6,7 @@ var UNSCOPABLES = wellKnownSymbol('unscopables');
 var ArrayPrototype = Array.prototype;
 
 // Array.prototype[@@unscopables]
-// https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables
+// https://tc39.es/ecma262/#sec-array.prototype-@@unscopables
 if (ArrayPrototype[UNSCOPABLES] == undefined) {
   definePropertyModule.f(ArrayPrototype, UNSCOPABLES, {
     configurable: true,

diff --git a/packages/core-js/internals/advance-string-index.js b/packages/core-js/internals/advance-string-index.js
@@ -2,7 +2,7 @@
 var charAt = require('../internals/string-multibyte').charAt;
 
 // `AdvanceStringIndex` abstract operation
-// https://tc39.github.io/ecma262/#sec-advancestringindex
+// https://tc39.es/ecma262/#sec-advancestringindex
 module.exports = function (S, index, unicode) {
   return index + (unicode ? charAt(S, index).length : 1);
 };
diff --git a/packages/core-js/internals/array-copy-within.js b/packages/core-js/internals/array-copy-within.js
@@ -6,7 +6,7 @@ var toLength = require('../internals/to-length');
 var min = Math.min;
 
 // `Array.prototype.copyWithin` method implementation
-// https://tc39.github.io/ecma262/#sec-array.prototype.copywithin
+// https://tc39.es/ecma262/#sec-array.prototype.copywithin
 module.exports = [].copyWithin || function copyWithin(target /* = 0 */, start /* = 0, end = @length */) {
   var O = toObject(this);
   var len = toLength(O.length);

diff --git a/packages/core-js/internals/array-fill.js b/packages/core-js/internals/array-fill.js
@@ -4,7 +4,7 @@ var toAbsoluteIndex = require('../internals/to-absolute-index');
 var toLength = require('../internals/to-length');
 
 // `Array.prototype.fill` method implementation
-// https://tc39.github.io/ecma262/#sec-array.prototype.fill
+// https://tc39.es/ecma262/#sec-array.prototype.fill
 module.exports = function fill(value /* , start = 0, end = @length */) {
   var O = toObject(this);
   var length = toLength(O.length);

diff --git a/packages/core-js/internals/array-for-each.js b/packages/core-js/internals/array-for-each.js
@@ -7,7 +7,7 @@ var STRICT_METHOD = arrayMethodIsStrict('forEach');
 var USES_TO_LENGTH = arrayMethodUsesToLength('forEach');
 
 // `Array.prototype.forEach` method implementation
-// https://tc39.github.io/ecma262/#sec-array.prototype.foreach
+// https://tc39.es/ecma262/#sec-array.prototype.foreach
 module.exports = (!STRICT_METHOD || !USES_TO_LENGTH) ? function forEach(callbackfn /* , thisArg */) {
   return $forEach(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
 } : [].forEach;
diff --git a/packages/core-js/internals/array-from.js b/packages/core-js/internals/array-from.js
@@ -8,7 +8,7 @@ var createProperty = require('../internals/create-property');
 var getIteratorMethod = require('../internals/get-iterator-method');
 
 // `Array.from` method implementation
-// https://tc39.github.io/ecma262/#sec-array.from
+// https://tc39.es/ecma262/#sec-array.from
 module.exports = function from(arrayLike /* , mapfn = undefined, thisArg = undefined */) {
   var O = toObject(arrayLike);
   var C = typeof this == 'function' ? this : Array;

diff --git a/packages/core-js/internals/array-includes.js b/packages/core-js/internals/array-includes.js
@@ -24,9 +24,9 @@ var createMethod = function (IS_INCLUDES) {
 
 module.exports = {
   // `Array.prototype.includes` method
-  // https://tc39.github.io/ecma262/#sec-array.prototype.includes
+  // https://tc39.es/ecma262/#sec-array.prototype.includes
   includes: createMethod(true),
   // `Array.prototype.indexOf` method
-  // https://tc39.github.io/ecma262/#sec-array.prototype.indexof
+  // https://tc39.es/ecma262/#sec-array.prototype.indexof
   indexOf: createMethod(false)
 };
diff --git a/packages/core-js/internals/array-iteration.js b/packages/core-js/internals/array-iteration.js
@@ -46,25 +46,25 @@ var createMethod = function (TYPE) {
 
 module.exports = {
   // `Array.prototype.forEach` method
-  // https://tc39.github.io/ecma262/#sec-array.prototype.foreach
+  // https://tc39.es/ecma262/#sec-array.prototype.foreach
   forEach: createMethod(0),
   // `Array.prototype.map` method
-  // https://tc39.github.io/ecma262/#sec-array.prototype.map
+  // https://tc39.es/ecma262/#sec-array.prototype.map
   map: createMethod(1),
   // `Array.prototype.filter` method
-  // https://tc39.github.io/ecma262/#sec-array.prototype.filter
+  // https://tc39.es/ecma262/#sec-array.prototype.filter
   filter: createMethod(2),
   // `Array.prototype.some` method
-  // https://tc39.github.io/ecma262/#sec-array.prototype.some
+  // https://tc39.es/ecma262/#sec-array.prototype.some
   some: createMethod(3),
   // `Array.prototype.every` method
-  // https://tc39.github.io/ecma262/#sec-array.prototype.every
+  // https://tc39.es/ecma262/#sec-array.prototype.every
   every: createMethod(4),
   // `Array.prototype.find` method
-  // https://tc39.github.io/ecma262/#sec-array.prototype.find
+  // https://tc39.es/ecma262/#sec-array.prototype.find
   find: createMethod(5),
   // `Array.prototype.findIndex` method
-  // https://tc39.github.io/ecma262/#sec-array.prototype.findIndex
+  // https://tc39.es/ecma262/#sec-array.prototype.findIndex
   findIndex: createMethod(6),
   // `Array.prototype.filterOut` method
   // https://github.com/tc39/proposal-array-filtering

diff --git a/packages/core-js/internals/array-last-index-of.js b/packages/core-js/internals/array-last-index-of.js
@@ -14,7 +14,7 @@ var USES_TO_LENGTH = arrayMethodUsesToLength('indexOf', { ACCESSORS: true, 1: 0
 var FORCED = NEGATIVE_ZERO || !STRICT_METHOD || !USES_TO_LENGTH;
 
 // `Array.prototype.lastIndexOf` method implementation
-// https://tc39.github.io/ecma262/#sec-array.prototype.lastindexof
+// https://tc39.es/ecma262/#sec-array.prototype.lastindexof
 module.exports = FORCED ? function lastIndexOf(searchElement /* , fromIndex = @[*-1] */) {
   // convert -0 to +0
   if (NEGATIVE_ZERO) return nativeLastIndexOf.apply(this, arguments) || 0;

diff --git a/packages/core-js/internals/array-reduce.js b/packages/core-js/internals/array-reduce.js
@@ -32,9 +32,9 @@ var createMethod = function (IS_RIGHT) {
 
 module.exports = {
   // `Array.prototype.reduce` method
-  // https://tc39.github.io/ecma262/#sec-array.prototype.reduce
+  // https://tc39.es/ecma262/#sec-array.prototype.reduce
   left: createMethod(false),
   // `Array.prototype.reduceRight` method
-  // https://tc39.github.io/ecma262/#sec-array.prototype.reduceright
+  // https://tc39.es/ecma262/#sec-array.prototype.reduceright
   right: createMethod(true)
 };
diff --git a/packages/core-js/internals/array-species-create.js b/packages/core-js/internals/array-species-create.js
@@ -5,7 +5,7 @@ var wellKnownSymbol = require('../internals/well-known-symbol');
 var SPECIES = wellKnownSymbol('species');
 
 // `ArraySpeciesCreate` abstract operation
-// https://tc39.github.io/ecma262/#sec-arrayspeciescreate
+// https://tc39.es/ecma262/#sec-arrayspeciescreate
 module.exports = function (originalArray, length) {
   var C;
   if (isArray(originalArray)) {

diff --git a/packages/core-js/internals/create-html.js b/packages/core-js/internals/create-html.js
@@ -3,7 +3,7 @@ var requireObjectCoercible = require('../internals/require-object-coercible');
 var quot = /"/g;
 
 // B.2.3.2.1 CreateHTML(string, tag, attribute, value)
-// https://tc39.github.io/ecma262/#sec-createhtml
+// https://tc39.es/ecma262/#sec-createhtml
 module.exports = function (string, tag, attribute, value) {
   var S = String(requireObjectCoercible(string));
   var p1 = '<' + tag;

diff --git a/packages/core-js/internals/date-to-iso-string.js b/packages/core-js/internals/date-to-iso-string.js
@@ -8,7 +8,7 @@ var getTime = DatePrototype.getTime;
 var nativeDateToISOString = DatePrototype.toISOString;
 
 // `Date.prototype.toISOString` method implementation
-// https://tc39.github.io/ecma262/#sec-date.prototype.toisostring
+// https://tc39.es/ecma262/#sec-date.prototype.toisostring
 // PhantomJS / old WebKit fails here:
 module.exports = (fails(function () {
   return nativeDateToISOString.call(new Date(-5e13 - 1)) != '0385-07-25T07:06:39.999Z';

diff --git a/packages/core-js/internals/function-bind.js b/packages/core-js/internals/function-bind.js
@@ -14,7 +14,7 @@ var construct = function (C, argsLength, args) {
 };
 
 // `Function.prototype.bind` method implementation
-// https://tc39.github.io/ecma262/#sec-function.prototype.bind
+// https://tc39.es/ecma262/#sec-function.prototype.bind
 module.exports = Function.bind || function bind(that /* , ...args */) {
   var fn = aFunction(this);
   var partArgs = slice.call(arguments, 1);

diff --git a/packages/core-js/internals/get-substitution.js b/packages/core-js/internals/get-substitution.js
@@ -5,7 +5,7 @@ var replace = ''.replace;
 var SUBSTITUTION_SYMBOLS = /\$([$&'`]|\d\d?|<[^>]*>)/g;
 var SUBSTITUTION_SYMBOLS_NO_NAMED = /\$([$&'`]|\d\d?)/g;
 
-// https://tc39.github.io/ecma262/#sec-getsubstitution
+// https://tc39.es/ecma262/#sec-getsubstitution
 module.exports = function (matched, str, position, captures, namedCaptures, replacement) {
   var tailPos = position + matched.length;
   var m = captures.length;

diff --git a/packages/core-js/internals/is-array.js b/packages/core-js/internals/is-array.js
@@ -1,7 +1,7 @@
 var classof = require('../internals/classof-raw');
 
 // `IsArray` abstract operation
-// https://tc39.github.io/ecma262/#sec-isarray
+// https://tc39.es/ecma262/#sec-isarray
 module.exports = Array.isArray || function isArray(arg) {
   return classof(arg) == 'Array';
 };
diff --git a/packages/core-js/internals/is-integer.js b/packages/core-js/internals/is-integer.js
@@ -3,7 +3,7 @@ var isObject = require('../internals/is-object');
 var floor = Math.floor;
 
 // `Number.isInteger` method implementation
-// https://tc39.github.io/ecma262/#sec-number.isinteger
+// https://tc39.es/ecma262/#sec-number.isinteger
 module.exports = function isInteger(it) {
   return !isObject(it) && isFinite(it) && floor(it) === it;
 };
diff --git a/packages/core-js/internals/is-regexp.js b/packages/core-js/internals/is-regexp.js
@@ -5,7 +5,7 @@ var wellKnownSymbol = require('../internals/well-known-symbol');
 var MATCH = wellKnownSymbol('match');
 
 // `IsRegExp` abstract operation
-// https://tc39.github.io/ecma262/#sec-isregexp
+// https://tc39.es/ecma262/#sec-isregexp
 module.exports = function (it) {
   var isRegExp;
   return isObject(it) && ((isRegExp = it[MATCH]) !== undefined ? !!isRegExp : classof(it) == 'RegExp');

diff --git a/packages/core-js/internals/iterators-core.js b/packages/core-js/internals/iterators-core.js
@@ -11,7 +11,7 @@ var BUGGY_SAFARI_ITERATORS = false;
 var returnThis = function () { return this; };
 
 // `%IteratorPrototype%` object
-// https://tc39.github.io/ecma262/#sec-%iteratorprototype%-object
+// https://tc39.es/ecma262/#sec-%iteratorprototype%-object
 var IteratorPrototype, PrototypeOfArrayIteratorPrototype, arrayIterator;
 
 if ([].keys) {

diff --git a/packages/core-js/internals/math-expm1.js b/packages/core-js/internals/math-expm1.js
@@ -2,7 +2,7 @@ var nativeExpm1 = Math.expm1;
 var exp = Math.exp;
 
 // `Math.expm1` method implementation
-// https://tc39.github.io/ecma262/#sec-math.expm1
+// https://tc39.es/ecma262/#sec-math.expm1
 module.exports = (!nativeExpm1
   // Old FF bug
   || nativeExpm1(10) > 22025.465794806719 || nativeExpm1(10) < 22025.4657948067165168

diff --git a/packages/core-js/internals/math-fround.js b/packages/core-js/internals/math-fround.js
@@ -12,7 +12,7 @@ var roundTiesToEven = function (n) {
 };
 
 // `Math.fround` method implementation
-// https://tc39.github.io/ecma262/#sec-math.fround
+// https://tc39.es/ecma262/#sec-math.fround
 module.exports = Math.fround || function fround(x) {
   var $abs = abs(x);
   var $sign = sign(x);

diff --git a/packages/core-js/internals/math-log1p.js b/packages/core-js/internals/math-log1p.js
@@ -1,7 +1,7 @@
 var log = Math.log;
 
 // `Math.log1p` method implementation
-// https://tc39.github.io/ecma262/#sec-math.log1p
+// https://tc39.es/ecma262/#sec-math.log1p
 module.exports = Math.log1p || function log1p(x) {
   return (x = +x) > -1e-8 && x < 1e-8 ? x - x * x / 2 : log(1 + x);
 };
diff --git a/packages/core-js/internals/math-sign.js b/packages/core-js/internals/math-sign.js
@@ -1,5 +1,5 @@
 // `Math.sign` method implementation
-// https://tc39.github.io/ecma262/#sec-math.sign
+// https://tc39.es/ecma262/#sec-math.sign
 module.exports = Math.sign || function sign(x) {
   // eslint-disable-next-line no-self-compare
   return (x = +x) == 0 || x != x ? x : x < 0 ? -1 : 1;

diff --git a/packages/core-js/internals/number-is-finite.js b/packages/core-js/internals/number-is-finite.js
@@ -3,7 +3,7 @@ var global = require('../internals/global');
 var globalIsFinite = global.isFinite;
 
 // `Number.isFinite` method
-// https://tc39.github.io/ecma262/#sec-number.isfinite
+// https://tc39.es/ecma262/#sec-number.isfinite
 module.exports = Number.isFinite || function isFinite(it) {
   return typeof it == 'number' && globalIsFinite(it);
 };
diff --git a/packages/core-js/internals/number-parse-float.js b/packages/core-js/internals/number-parse-float.js
@@ -6,7 +6,7 @@ var $parseFloat = global.parseFloat;
 var FORCED = 1 / $parseFloat(whitespaces + '-0') !== -Infinity;
 
 // `parseFloat` method
-// https://tc39.github.io/ecma262/#sec-parsefloat-string
+// https://tc39.es/ecma262/#sec-parsefloat-string
 module.exports = FORCED ? function parseFloat(string) {
   var trimmedString = trim(String(string));
   var result = $parseFloat(trimmedString);

diff --git a/packages/core-js/internals/number-parse-int.js b/packages/core-js/internals/number-parse-int.js
@@ -7,7 +7,7 @@ var hex = /^[+-]?0[Xx]/;
 var FORCED = $parseInt(whitespaces + '08') !== 8 || $parseInt(whitespaces + '0x16') !== 22;
 
 // `parseInt` method
-// https://tc39.github.io/ecma262/#sec-parseint-string-radix
+// https://tc39.es/ecma262/#sec-parseint-string-radix
 module.exports = FORCED ? function parseInt(string, radix) {
   var S = trim(String(string));
   return $parseInt(S, (radix >>> 0) || (hex.test(S) ? 16 : 10));

diff --git a/packages/core-js/internals/object-assign.js b/packages/core-js/internals/object-assign.js
@@ -11,7 +11,7 @@ var nativeAssign = Object.assign;
 var defineProperty = Object.defineProperty;
 
 // `Object.assign` method
-// https://tc39.github.io/ecma262/#sec-object.assign
+// https://tc39.es/ecma262/#sec-object.assign
 module.exports = !nativeAssign || fails(function () {
   // should have correct order of operations (Edge bug)
   if (DESCRIPTORS && nativeAssign({ b: 1 }, nativeAssign(defineProperty({}, 'a', {

diff --git a/packages/core-js/internals/object-create.js b/packages/core-js/internals/object-create.js
@@ -64,7 +64,7 @@ var NullProtoObject = function () {
 hiddenKeys[IE_PROTO] = true;
 
 // `Object.create` method
-// https://tc39.github.io/ecma262/#sec-object.create
+// https://tc39.es/ecma262/#sec-object.create
 module.exports = Object.create || function create(O, Properties) {
   var result;
   if (O !== null) {

diff --git a/packages/core-js/internals/object-define-properties.js b/packages/core-js/internals/object-define-properties.js
@@ -4,7 +4,7 @@ var anObject = require('../internals/an-object');
 var objectKeys = require('../internals/object-keys');
 
 // `Object.defineProperties` method
-// https://tc39.github.io/ecma262/#sec-object.defineproperties
+// https://tc39.es/ecma262/#sec-object.defineproperties
 module.exports = DESCRIPTORS ? Object.defineProperties : function defineProperties(O, Properties) {
   anObject(O);
   var keys = objectKeys(Properties);

diff --git a/packages/core-js/internals/object-define-property.js b/packages/core-js/internals/object-define-property.js
@@ -6,7 +6,7 @@ var toPrimitive = require('../internals/to-primitive');
 var nativeDefineProperty = Object.defineProperty;
 
 // `Object.defineProperty` method
-// https://tc39.github.io/ecma262/#sec-object.defineproperty
+// https://tc39.es/ecma262/#sec-object.defineproperty
 exports.f = DESCRIPTORS ? nativeDefineProperty : function defineProperty(O, P, Attributes) {
   anObject(O);
   P = toPrimitive(P, true);

diff --git a/packages/core-js/internals/object-get-own-property-descriptor.js b/packages/core-js/internals/object-get-own-property-descriptor.js
@@ -9,7 +9,7 @@ var IE8_DOM_DEFINE = require('../internals/ie8-dom-define');
 var nativeGetOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
 
 // `Object.getOwnPropertyDescriptor` method
-// https://tc39.github.io/ecma262/#sec-object.getownpropertydescriptor
+// https://tc39.es/ecma262/#sec-object.getownpropertydescriptor
 exports.f = DESCRIPTORS ? nativeGetOwnPropertyDescriptor : function getOwnPropertyDescriptor(O, P) {
   O = toIndexedObject(O);
   P = toPrimitive(P, true);

diff --git a/packages/core-js/internals/object-get-own-property-names.js b/packages/core-js/internals/object-get-own-property-names.js
@@ -4,7 +4,7 @@ var enumBugKeys = require('../internals/enum-bug-keys');
 var hiddenKeys = enumBugKeys.concat('length', 'prototype');
 
 // `Object.getOwnPropertyNames` method
-// https://tc39.github.io/ecma262/#sec-object.getownpropertynames
+// https://tc39.es/ecma262/#sec-object.getownpropertynames
 exports.f = Object.getOwnPropertyNames || function getOwnPropertyNames(O) {
   return internalObjectKeys(O, hiddenKeys);
 };
diff --git a/packages/core-js/internals/object-get-prototype-of.js b/packages/core-js/internals/object-get-prototype-of.js
@@ -7,7 +7,7 @@ var IE_PROTO = sharedKey('IE_PROTO');
 var ObjectPrototype = Object.prototype;
 
 // `Object.getPrototypeOf` method
-// https://tc39.github.io/ecma262/#sec-object.getprototypeof
+// https://tc39.es/ecma262/#sec-object.getprototypeof
 module.exports = CORRECT_PROTOTYPE_GETTER ? Object.getPrototypeOf : function (O) {
   O = toObject(O);
   if (has(O, IE_PROTO)) return O[IE_PROTO];

diff --git a/packages/core-js/internals/object-keys.js b/packages/core-js/internals/object-keys.js
@@ -2,7 +2,7 @@ var internalObjectKeys = require('../internals/object-keys-internal');
 var enumBugKeys = require('../internals/enum-bug-keys');
 
 // `Object.keys` method
-// https://tc39.github.io/ecma262/#sec-object.keys
+// https://tc39.es/ecma262/#sec-object.keys
 module.exports = Object.keys || function keys(O) {
   return internalObjectKeys(O, enumBugKeys);
 };
diff --git a/packages/core-js/internals/object-property-is-enumerable.js b/packages/core-js/internals/object-property-is-enumerable.js
@@ -6,7 +6,7 @@ var getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
 var NASHORN_BUG = getOwnPropertyDescriptor && !nativePropertyIsEnumerable.call({ 1: 2 }, 1);
 
 // `Object.prototype.propertyIsEnumerable` method implementation
-// https://tc39.github.io/ecma262/#sec-object.prototype.propertyisenumerable
+// https://tc39.es/ecma262/#sec-object.prototype.propertyisenumerable
 exports.f = NASHORN_BUG ? function propertyIsEnumerable(V) {
   var descriptor = getOwnPropertyDescriptor(this, V);
   return !!descriptor && descriptor.enumerable;