core-js-compat - npm Package Compare versions

Comparing version 3.21.1 to 3.22.0

compat.js

 'use strict';
-const { compare, has, intersection } = require('./helpers');
+const { compare, filterOutStabilizedProposals, has, intersection } = require('./helpers');
 const data = require('./data');
+const entries = require('./entries');
 const getModulesListForTargetVersion = require('./get-modules-list-for-target-version');
-const modules = require('./modules');
+const allModules = require('./modules');
 const targetsParser = require('./targets-parser');
 
+function getModules(filter) {
+  if (typeof filter == 'string') {
+    if (has(entries, filter)) return entries[filter];
+    return allModules.filter(it => it.startsWith(filter));
+  } else if (filter instanceof RegExp) return allModules.filter(it => filter.test(it));
+  throw TypeError('Wrong filter!');
+}
+
+function normalizeModules(option) {
+  // TODO: use `.flatMap` in core-js@4
+  return new Set(Array.isArray(option) ? [].concat.apply([], option.map(getModules)) : getModules(option));
+}
+
 function checkModule(name, targets) {
-  if (!has(data, name)) throw new TypeError(`Incorrect module: ${ name }`);
-
-  const requirements = data[name];
   const result = {
-    required: false,
+    required: !targets,
     targets: {},
   };
 
+  if (!targets) return result;
+
+  const requirements = data[name];
+
   for (const [engine, version] of targets) {
@@ -27,5 +42,13 @@ if (!has(requirements, engine) || compare(version, '<', requirements[engine])) {
 
-module.exports = function ({ targets, filter, version }) {
-  const parsedTargets = targetsParser(targets);
+module.exports = function ({
+  filter = null, // TODO: Obsolete, remove from `core-js@4`
+  modules = null,
+  exclude = [],
+  targets = null,
+  version = null,
+} = {}) {
+  if (modules == null) modules = filter;
 
+  const parsedTargets = targets ? targetsParser(targets) : null;
+
   const result = {
@@ -36,16 +59,15 @@ list: [],
 
-  let $modules = Array.isArray(filter) ? filter : modules;
+  exclude = normalizeModules(exclude);
 
-  if (filter instanceof RegExp) {
-    $modules = $modules.filter(it => filter.test(it));
-  } else if (typeof filter == 'string') {
-    $modules = $modules.filter(it => it.startsWith(filter));
-  }
+  modules = modules ? [...normalizeModules(modules)] : allModules;
 
-  if (version) {
-    $modules = intersection($modules, getModulesListForTargetVersion(version));
-  }
+  if (exclude.size) modules = modules.filter(it => !exclude.has(it));
 
-  for (const key of $modules) {
+  modules = intersection(modules, version ? getModulesListForTargetVersion(version) : allModules);
+
+  modules = filterOutStabilizedProposals(modules);
+
+  for (const key of modules) {
     const check = checkModule(key, parsedTargets);
+
     if (check.required) {
@@ -52,0 +74,0 @@ result.list.push(key);

helpers.js

@@ -11,2 +11,14 @@ 'use strict';
 
+function filterOutStabilizedProposals(modules) {
+  const modulesSet = new Set(modules);
+
+  for (const $module of modulesSet) {
+    if ($module.startsWith('esnext.') && modulesSet.has($module.replace(/^esnext\./, 'es.'))) {
+      modulesSet.delete($module);
+    }
+  }
+
+  return [...modulesSet];
+}
+
 function intersection(list, order) {
@@ -26,2 +38,3 @@ const set = list instanceof Set ? list : new Set(list);
   compare,
+  filterOutStabilizedProposals,
   has,
@@ -28,0 +41,0 @@ intersection,

package.json

 {
   "name": "core-js-compat",
   "description": "core-js compat",
-  "version": "3.21.1",
+  "version": "3.22.0",
   "repository": {
@@ -12,3 +12,3 @@ "type": "git",
   "dependencies": {
-    "browserslist": "^4.19.1",
+    "browserslist": "^4.20.2",
     "semver": "7.0.0"
@@ -21,3 +21,3 @@ },
   "license": "MIT",
-  "gitHead": "eb9229ae88428edea6b2be250c98a518fd2c22e3"
+  "gitHead": "c5e56b664756455f9715481eca92f4a3a421f475"
 }

README.md

@@ -6,9 +6,18 @@ ![logo](https://user-images.githubusercontent.com/2213682/146607186-8e13ddef-26a4-4ebf-befd-5aac9d77c090.png)
 ```js
+import compat from 'core-js-compat';
+
 const {
-  list,                  // array of required modules
-  targets,               // object with targets for each module
-} = require('core-js-compat')({
-  targets: '> 2.5%',     // browserslist query or object of minimum environment versions to support
-  filter: /^(es|web)\./, // optional filter - string-prefix, regexp or list of modules
-  version: '3.21',       // used `core-js` version, by default - the latest
+  list,                         // array of required modules
+  targets,                      // object with targets for each module
+} = compat({
+  targets: '> 1%',              // browserslist query or object of minimum environment versions to support, see below
+  modules: [                    // optional list / filter of modules - regex, sting or an array of them:
+    'core-js/actual',           // - an entry point
+    'esnext.array.unique-by',   // - a module name (or just a start of a module name)
+    /^web\./,                   // - regex that a module name must satisfy
+  ],
+  exclude: [                    // optional list / filter of modules to exclude, the signature is similar to `modules` option
+    'web.atob',
+  ],
+  version: '3.22',              // used `core-js` version, by default - the latest
 });
@@ -19,26 +28,27 @@
 {
-  'es.symbol.match-all': { ios: '12.2-12.4' },
-  'es.array.unscopables.flat': { ios: '12.2-12.4' },
-  'es.array.unscopables.flat-map': { ios: '12.2-12.4' },
-  'es.math.hypot': { chrome: '77' },
-  'es.promise.all-settled': { firefox: '69', ios: '12.2-12.4' },
-  'es.promise.finally': { ios: '12.2-12.4' },
-  'es.string.match-all': { chrome: '77', firefox: '69', ios: '12.2-12.4' },
-  'es.string.replace': { firefox: '69', ios: '12.2-12.4' },
-  'es.typed-array.float32-array': { ios: '12.2-12.4' },
-  'es.typed-array.float64-array': { ios: '12.2-12.4' },
-  'es.typed-array.int8-array': { ios: '12.2-12.4' },
-  'es.typed-array.int16-array': { ios: '12.2-12.4' },
-  'es.typed-array.int32-array': { ios: '12.2-12.4' },
-  'es.typed-array.uint8-array': { ios: '12.2-12.4' },
-  'es.typed-array.uint8-clamped-array': { ios: '12.2-12.4' },
-  'es.typed-array.uint16-array': { ios: '12.2-12.4' },
-  'es.typed-array.uint32-array': { ios: '12.2-12.4' },
-  'es.typed-array.from': { ios: '12.2-12.4' },
-  'es.typed-array.of': { ios: '12.2-12.4' },
-  'web.dom-collections.iterator': { ios: '12.2-12.4' },
-  'web.immediate': { chrome: '77', firefox: '69', ios: '12.2-12.4' },
-  'web.url': { ios: '12.2-12.4' },
-  'web.url.to-json': { ios: '12.2-12.4' },
-  'web.url-search-params': { ios: '12.2-12.4' }
+  'es.error.cause': { ios: '14.5-14.8', samsung: '16.0' },
+  'es.aggregate-error.cause': { ios: '14.5-14.8', samsung: '16.0' },
+  'es.array.at': { ios: '14.5-14.8' },
+  'es.object.has-own': { ios: '14.5-14.8', samsung: '16.0' },
+  'es.string.at-alternative': { ios: '14.5-14.8' },
+  'es.typed-array.at': { ios: '14.5-14.8' },
+  'es.typed-array.set': { samsung: '16.0' },
+  'esnext.array.find-last': { firefox: '98', ios: '14.5-14.8', samsung: '16.0' },
+  'esnext.array.find-last-index': { firefox: '98', ios: '14.5-14.8', samsung: '16.0' },
+  'esnext.array.group-by': { chrome: '98', edge: '99', firefox: '98', ios: '14.5-14.8', samsung: '16.0' },
+  'esnext.array.group-by-to-map': { chrome: '98', edge: '99', firefox: '98', ios: '14.5-14.8', samsung: '16.0' },
+  'esnext.array.to-reversed': { chrome: '98', edge: '99', firefox: '98', ios: '14.5-14.8', samsung: '16.0' },
+  'esnext.array.to-sorted': { chrome: '98', edge: '99', firefox: '98', ios: '14.5-14.8', samsung: '16.0' },
+  'esnext.array.to-spliced': { chrome: '98', edge: '99', firefox: '98', ios: '14.5-14.8', samsung: '16.0' },
+  'esnext.array.unique-by': { chrome: '98', edge: '99', firefox: '98', ios: '14.5-14.8', samsung: '16.0' },
+  'esnext.array.with': { chrome: '98', edge: '99', firefox: '98', ios: '14.5-14.8', samsung: '16.0' },
+  'esnext.typed-array.find-last': { firefox: '98', ios: '14.5-14.8', samsung: '16.0' },
+  'esnext.typed-array.find-last-index': { firefox: '98', ios: '14.5-14.8', samsung: '16.0' },
+  'esnext.typed-array.to-reversed': { chrome: '98', edge: '99', firefox: '98', ios: '14.5-14.8', samsung: '16.0' },
+  'esnext.typed-array.to-sorted': { chrome: '98', edge: '99', firefox: '98', ios: '14.5-14.8', samsung: '16.0' },
+  'esnext.typed-array.to-spliced': { chrome: '98', edge: '99', firefox: '98', ios: '14.5-14.8', samsung: '16.0' },
+  'esnext.typed-array.with': { chrome: '98', edge: '99', firefox: '98', ios: '14.5-14.8', samsung: '16.0' },
+  'web.dom-exception.stack': { chrome: '98', edge: '99', ios: '14.5-14.8', samsung: '16.0' },
+  'web.immediate': { chrome: '98', edge: '99', firefox: '98', ios: '14.5-14.8', samsung: '16.0' },
+  'web.structured-clone': { chrome: '98', edge: '99', firefox: '98', ios: '14.5-14.8', samsung: '16.0' }
 }
@@ -79,5 +89,5 @@ */
 // equals of of the method from the example above
-require('core-js-compat/compat')({ targets, filter, version }); // => { list: Array<ModuleName>, targets: { [ModuleName]: { [EngineName]: EngineVersion } } }
+require('core-js-compat/compat')({ targets, modules, version }); // => { list: Array<ModuleName>, targets: { [ModuleName]: { [EngineName]: EngineVersion } } }
 // or
-require('core-js-compat').compat({ targets, filter, version }); // => { list: Array<ModuleName>, targets: { [ModuleName]: { [EngineName]: EngineVersion } } }
+require('core-js-compat').compat({ targets, modules, version }); // => { list: Array<ModuleName>, targets: { [ModuleName]: { [EngineName]: EngineVersion } } }
 
@@ -100,7 +110,7 @@ // full compat data:
 // the subset of modules which available in the passed `core-js` version:
-require('core-js-compat/get-modules-list-for-target-version')('3.21'); // => Array<ModuleName>
+require('core-js-compat/get-modules-list-for-target-version')('3.22'); // => Array<ModuleName>
 // or
-require('core-js-compat').getModulesListForTargetVersion('3.21'); // => Array<ModuleName>
+require('core-js-compat').getModulesListForTargetVersion('3.22'); // => Array<ModuleName>
 ```
 
 If you want to add new / update data about modules required for target engines, [follow this instruction](https://github.com/zloirock/core-js/blob/master/CONTRIBUTING.md#updating-core-js-compat-data).

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Improved metrics

Total package byte prevSize

529796

increased by21.46%

Lines of code

20873

increased by20.54%

Number of lines in readme file

113

increased by9.71%

Dependency changes

• Updatedbrowserslist@^4.20.2