Update master branch

.eslintrc.js

@@ -306,6 +306,10 @@ const base = {
   'import/no-dynamic-require': 'error',
   // disallow importing from the same path more than once
   'import/no-duplicates': 'error',
+  // forbid imports with CommonJS exports
+  'import/no-import-module-exports': 'error',
+  // prevent importing packages through relative paths
+  'import/no-relative-packages': 'error',
   // forbid a module from importing itself
   'import/no-self-import': 'error',
   // forbid useless path segments
@@ -393,6 +397,10 @@ const base = {
   'unicorn/no-unsafe-regex': 'error',
   // disallow unused object properties
   'unicorn/no-unused-properties': 'error',
+  // disallow useless array length check
+  'unicorn/no-useless-length-check': 'error',
+  // disallow useless spread
+  'unicorn/no-useless-spread': 'error',
   // enforce lowercase identifier and uppercase value for number literals
   'unicorn/number-literal-case': 'error',
   // prefer `Array#indexOf` over `Array#findIndex`` when looking for the index of an item
@@ -558,8 +566,6 @@ const base = {
   'regexp/prefer-regexp-test': 'error',
   // enforce using `*` quantifier
   'regexp/prefer-star-quantifier': 'error',
-  // enforce using `\t`
-  'regexp/prefer-t': 'error',
   // enforce use of unicode codepoint escapes
   'regexp/prefer-unicode-codepoint-escapes': 'error',
   // enforce using `\w`
@@ -1069,18 +1075,15 @@ module.exports = {
       files: ['*.mjs'],
       parser: '@babel/eslint-parser',
       parserOptions: {
-        babelOptions: {
-          plugins: ['@babel/plugin-syntax-top-level-await'],
-        },
         ecmaVersion: 2022,
         requireConfigFile: false,
         sourceType: 'module',
       },
     },
     {
       files: [
-        'packages/core-js-compat/src/**',
         'scripts/**',
+        'tests/*.mjs',
       ],
       // zx
       globals: {

CHANGELOG.md

@@ -1,28 +1,42 @@
 ## Changelog
 ##### Unreleased
+- Nothing
+
+##### 3.16.1 - 2021.08.09
+- Fixed microtask implementation on iOS Pebble, [#967](https://github.com/zloirock/core-js/issues/967)
+- Fixed some entry points
+- Improved old Safari compat data
+
+##### 3.16.0 - 2021.07.30
 - [`Array` find from last proposal](https://github.com/tc39/proposal-array-find-from-last) moved to the stage 3, [July 2021 TC39 meeting](https://github.com/tc39/proposal-array-find-from-last/pull/47)
 - [`Array` filtering stage 1 proposal](https://github.com/tc39/proposal-array-filtering):
   - `Array.prototype.filterReject` replaces `Array.prototype.filterOut`
   - `%TypedArray%.prototype.filterReject` replaces `%TypedArray%.prototype.filterOut`
-- Work with symbols made stricter: some missed before case of methods that should throw error on symbols now works as they should
+- Added [`Array` grouping stage 1 proposal](https://github.com/tc39/proposal-array-grouping):
+  - `Array.prototype.groupBy`
+  - `%TypedArray%.prototype.groupBy`
+- Work with symbols made stricter: some missed before cases of methods that should throw an error on symbols now works as they should
 - Handling `@@toPrimitive` in some cases of `ToPrimitive` internal logic made stricter
 - Fixed work of `Request` with polyfilled `URLSearchParams`, [#965](https://github.com/zloirock/core-js/issues/965)
 - Fixed possible exposing of collections elements metadata in some cases, [#427](https://github.com/zloirock/core-js/issues/427)
 - Fixed crashing of `Object.create(null)` on WSH, [#966](https://github.com/zloirock/core-js/issues/966)
 - Fixed some cases of typed arrays subclassing logic
 - Fixed a minor bug related to string conversion in `RegExp#exec`
-- Fixed `Date.prototype.getYear` feature detection and compat data for IE8-
+- Fixed `Date.prototype.getYear` feature detection
+- Fixed content of some entry points
 - Some minor optimizations and refactoring
 - Deno:
   - Added Deno support (sure, after bundling since Deno does not support CommonJS)
   - Allowed `deno` target in `core-js-compat` / `core-js-builder`
   - A bundle for Deno published on [deno.land/x/corejs](https://deno.land/x/corejs)
 - Added / updated compat data / mapping:
   - Deno 1.0-1.13
+  - NodeJS up to 16.6
   - iOS Safari up to 15.0
   - Samsung Internet up to 15.0
   - Opera Android up to 64
   - `Object.hasOwn` marked as supported from [V8 9.3](https://chromestatus.com/feature/5662263404920832) and [FF92](https://bugzilla.mozilla.org/show_bug.cgi?id=1721149)
+  - `Date.prototype.getYear` marked as not supported in IE8-
 - Added `summary` option to `core-js-builder`, see more info in the [`README`](https://github.com/zloirock/core-js/blob/master/packages/core-js-builder/README.md), [#910](https://github.com/zloirock/core-js/issues/910)
 
 ##### 3.15.2 - 2021.06.29

README.md

@@ -112,6 +112,7 @@ Promise.resolve(32).then(x => console.log(x)); // => 32
       - [`.of` and `.from` methods on collection constructors](#of-and-from-methods-on-collection-constructors)
       - [`compositeKey` and `compositeSymbol`](#compositekey-and-compositesymbol)
       - [`Array` filtering](#array-filtering)
+      - [`Array` grouping](#array-grouping)
       - [`Array` deduplication](#array-deduplication)
       - [Getting last item from `Array`](#getting-last-item-from-array)
       - [`Number.range`](#numberrange)
@@ -140,14 +141,14 @@ Promise.resolve(32).then(x => console.log(x)); // => 32
 ### Installation:[⬆](#index)
 ```
 // global version
-npm install --save core-js@3.15.2
+npm install --save core-js@3.16.1
 // version without global namespace pollution
-npm install --save core-js-pure@3.15.2
+npm install --save core-js-pure@3.16.1
 // bundled global version
-npm install --save core-js-bundle@3.15.2
+npm install --save core-js-bundle@3.16.1
 ```
 
-Already bundled version of `core-js` [on CDN](https://unpkg.com/core-js-bundle@3.15.2) ([minified version](https://unpkg.com/core-js-bundle@3.15.2/minified.js)).
+Already bundled version of `core-js` [on CDN](https://unpkg.com/core-js-bundle@3.16.1) ([minified version](https://unpkg.com/core-js-bundle@3.16.1/minified.js)).
 
 ### `postinstall` message[⬆](#index)
 The `core-js` project needs your help, so the package shows a message about it after installation. If it causes problems for you, you can disable it:
@@ -237,9 +238,9 @@ import 'regenerator-runtime/runtime';
 
 #### `@babel/preset-env`[⬆](#index)
 
-[`@babel/preset-env`](https://github.com/babel/babel/tree/master/packages/babel-preset-env) has `useBuiltIns` option, which optimizes working with global version of `core-js`. With `useBuiltIns` option, you should also set `corejs` option to used version of `core-js`, like `corejs: '3.15'`.
+[`@babel/preset-env`](https://github.com/babel/babel/tree/master/packages/babel-preset-env) has `useBuiltIns` option, which optimizes working with global version of `core-js`. With `useBuiltIns` option, you should also set `corejs` option to used version of `core-js`, like `corejs: '3.16'`.
 
-> **Warning!** Recommended to specify used minor `core-js` version, like `corejs: '3.15'`, instead of `corejs: 3`, since with `corejs: 3` will not be injected modules which were added in minor `core-js` releases.
+> **Warning!** Recommended to specify used minor `core-js` version, like `corejs: '3.16'`, instead of `corejs: 3`, since with `corejs: 3` will not be injected modules which were added in minor `core-js` releases.
 
 - `useBuiltIns: 'entry'` replaces imports of `core-js` to import only required for a target environment modules. So, for example,
 ```js
@@ -294,7 +295,7 @@ import 'core-js/modules/es.array.of';
 var array = Array.of(1, 2, 3);
 ```
 
-By default, `@babel/preset-env` with `useBuiltIns: 'usage'` option only polyfills stable features, but you can enable polyfilling of proposals by `proposals` option, as `corejs: { version: '3.15', proposals: true }`.
+By default, `@babel/preset-env` with `useBuiltIns: 'usage'` option only polyfills stable features, but you can enable polyfilling of proposals by `proposals` option, as `corejs: { version: '3.16', proposals: true }`.
 
 #### `@babel/runtime`[⬆](#index)
 
@@ -2292,6 +2293,27 @@ core-js/features/typed-array/filter-reject
 ```js
 [1, 2, 3, 4, 5].filterReject(it => it % 2); // => [2, 4]
 ````
+##### [`Array` grouping](#https://github.com/tc39/proposal-array-grouping)[⬆](#index)
+Modules [`esnext.array.group-by`](https://github.com/zloirock/core-js/blob/master/packages/core-js/modules/esnext.array.group-by.js) and [`esnext.typed-array.group-by`](https://github.com/zloirock/core-js/blob/master/packages/core-js/modules/esnext.typed-array.group-by.js).
+```js
+class Array {
+  groupBy(callbackfn: (value: any, index: number, target: any) => key, thisArg?: any): { [key]: Array<mixed> };
+}
+
+class %TypedArray% {
+  groupBy(callbackfn: (value: number, index: number, target: %TypedArray%) => key, thisArg?: any): { [key]: %TypedArray% };
+}
+```
+[*CommonJS entry points:*](#commonjs-api)
+```
+core-js/proposals/array-grouping
+core-js(-pure)/features/array(/virtual)/group-by
+core-js/features/typed-array/group-by
+```
+[*Examples*](http://es6.zloirock.ru/#log(%5B1%2C%202%2C%203%2C%204%2C%205%5D.groupBy(it%20%3D%3E%20it%20%25%202))%3B%20%2F%2F%20%3D%3E%20%7B%201%3A%20%5B1%2C%203%2C%205%5D%2C%200%3A%20%5B2%2C%204%5D%20%7D):
+```js
+[1, 2, 3, 4, 5].groupBy(it => it % 2); // => { 1: [1, 3, 5], 0: [2, 4] }
+````
 ##### [Array deduplication](https://github.com/tc39/proposal-array-unique)[⬆](#index)
 Modules [`esnext.array.unique-by`](https://github.com/zloirock/core-js/blob/master/packages/core-js/modules/esnext.array.unique-by.js) and [`esnext.typed-array.unique-by`](https://github.com/zloirock/core-js/blob/master/packages/core-js/modules/esnext.typed-array.unique-by.js)
 ```js
@@ -2851,9 +2873,9 @@ function getIteratorMethod(value: any): Function | void;
 ```
 [*CommonJS entry points:*](#commonjs-api)
 ```js
-core-js-pure/features/is-iterable
-core-js-pure/features/get-iterator
-core-js-pure/features/get-iterator-method
+core-js-pure/es|stable|features/is-iterable
+core-js-pure/es|stable|features/get-iterator
+core-js-pure/es|stable|features/get-iterator-method
 ```
 [*Examples*](http://goo.gl/SXsM6D):
 ```js

deno/corejs/README.md

@@ -24,7 +24,7 @@
 
 *Example*:
 ```js
-import 'https://deno.land/x/corejs@v3.15.2/index.js'; // <- at the top of your entry point
+import 'https://deno.land/x/corejs@v3.16.1/index.js'; // <- at the top of your entry point
 
 Object.hasOwn({ foo: 42 }, 'foo'); // => true