Update build system to use core-js 3

packages/angular_devkit/build_angular/package.json

@@ -17,6 +17,7 @@
     "circular-dependency-plugin": "5.0.2",
     "clean-css": "4.2.1",
     "copy-webpack-plugin": "5.0.2",
+    "core-js": "3.0.0",
     "file-loader": "3.0.1",
     "glob": "7.1.3",
     "istanbul-instrumenter-loader": "3.0.1",
@@ -69,7 +70,6 @@
     "@angular/router": "^8.0.0-beta.10",
     "@angular/service-worker": "^8.0.0-beta.10",
     "codelyzer": "^5.0.0",
-    "core-js": "^2.4.1",
     "bootstrap": "^4.0.0",
     "font-awesome": "^4.7.0",
     "jquery": "^3.3.1",

packages/angular_devkit/build_angular/src/angular-cli-files/models/es2015-jit-polyfills.js → packages/angular_devkit/build_angular/src/angular-cli-files/models/es5-jit-polyfills.js

@@ -5,4 +5,4 @@
  * Use of this source code is governed by an MIT-style license that can be
  * found in the LICENSE file at https://angular.io/license
  */
-import 'core-js/es6/reflect';
+import 'core-js/es/reflect';

packages/angular_devkit/build_angular/src/angular-cli-files/models/es5-polyfills.js

@@ -0,0 +1,94 @@
+/**
+ * @license
+ * Copyright Google Inc. All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+ // ES2015 symbol capabilities
+import 'core-js/modules/es.symbol';
+
+// ES2015 function capabilities
+import 'core-js/modules/es.function.bind';
+import 'core-js/modules/es.function.name';
+import 'core-js/modules/es.function.has-instance';
+
+// ES2015 object capabilities
+import 'core-js/modules/es.object.create';
+import 'core-js/modules/es.object.define-property';
+import 'core-js/modules/es.object.define-properties';
+import 'core-js/modules/es.object.get-own-property-descriptor';
+import 'core-js/modules/es.object.get-prototype-of';
+import 'core-js/modules/es.object.keys';
+import 'core-js/modules/es.object.get-own-property-names';
+import 'core-js/modules/es.object.freeze';
+import 'core-js/modules/es.object.seal';
+import 'core-js/modules/es.object.prevent-extensions';
+import 'core-js/modules/es.object.is-frozen';
+import 'core-js/modules/es.object.is-sealed';
+import 'core-js/modules/es.object.is-extensible';
+import 'core-js/modules/es.object.assign';
+import 'core-js/modules/es.object.is';
+import 'core-js/modules/es.object.set-prototype-of';
+import 'core-js/modules/es.object.to-string';
+
+// ES2015 array capabilities
+import 'core-js/modules/es.array.is-array';
+import 'core-js/modules/es.array.from';
+import 'core-js/modules/es.array.of';
+import 'core-js/modules/es.array.join';
+import 'core-js/modules/es.array.slice';
+import 'core-js/modules/es.array.sort';
+import 'core-js/modules/es.array.for-each';
+import 'core-js/modules/es.array.map';
+import 'core-js/modules/es.array.filter';
+import 'core-js/modules/es.array.some';
+import 'core-js/modules/es.array.every';
+import 'core-js/modules/es.array.reduce';
+import 'core-js/modules/es.array.reduce-right';
+import 'core-js/modules/es.array.index-of';
+import 'core-js/modules/es.array.last-index-of';
+import 'core-js/modules/es.array.copy-within';
+import 'core-js/modules/es.array.fill';
+import 'core-js/modules/es.array.find';
+import 'core-js/modules/es.array.find-index';
+import 'core-js/modules/es.array.iterator';
+
+// ES2015 string capabilities
+import 'core-js/modules/es.string.from-code-point';
+import 'core-js/modules/es.string.raw';
+import 'core-js/modules/es.string.trim';
+import 'core-js/modules/es.string.iterator';
+import 'core-js/modules/es.string.code-point-at';
+import 'core-js/modules/es.string.ends-with';
+import 'core-js/modules/es.string.includes';
+import 'core-js/modules/es.string.repeat';
+import 'core-js/modules/es.string.starts-with';
+import 'core-js/modules/es.string.anchor';
+import 'core-js/modules/es.string.big';
+import 'core-js/modules/es.string.blink';
+import 'core-js/modules/es.string.bold';
+import 'core-js/modules/es.string.fixed';
+import 'core-js/modules/es.string.fontcolor';
+import 'core-js/modules/es.string.fontsize';
+import 'core-js/modules/es.string.italics';
+import 'core-js/modules/es.string.link';
+import 'core-js/modules/es.string.small';
+import 'core-js/modules/es.string.strike';
+import 'core-js/modules/es.string.sub';
+import 'core-js/modules/es.string.sup';
+
+import 'core-js/modules/es.parse-int';
+import 'core-js/modules/es.parse-float';
+
+import 'core-js/es/number';
+import 'core-js/es/math';
+import 'core-js/es/date';
+import 'core-js/es/regexp';
+
+import 'core-js/modules/es.map';
+import 'core-js/modules/es.weak-map';
+import 'core-js/modules/es.set';
+import 'core-js/modules/web.dom-collections.iterator';
+import 'core-js/modules/es.promise';

packages/angular_devkit/build_angular/src/angular-cli-files/models/jit-polyfills.js

@@ -5,4 +5,4 @@
  * Use of this source code is governed by an MIT-style license that can be
  * found in the LICENSE file at https://angular.io/license
  */
-import 'core-js/es7/reflect';
+import 'core-js/proposals/reflect-metadata';

packages/angular_devkit/build_angular/src/angular-cli-files/models/webpack-configs/common.ts

@@ -60,7 +60,7 @@ export function getCommonConfig(wco: WebpackConfigOptions): Configuration {
   }
 
   if (buildOptions.es5BrowserSupport) {
-    entryPoints['polyfills.es5'] = [path.join(__dirname, '..', 'es2015-polyfills.js')];
+    entryPoints['polyfills.es5'] = [path.join(__dirname, '..', 'es5-polyfills.js')];
   }
 
   if (buildOptions.polyfills) {
@@ -76,7 +76,7 @@ export function getCommonConfig(wco: WebpackConfigOptions): Configuration {
     if (buildOptions.es5BrowserSupport) {
       entryPoints['polyfills.es5'] = [
         ...entryPoints['polyfills.es5'],
-        path.join(__dirname, '..', 'es2015-jit-polyfills.js'),
+        path.join(__dirname, '..', 'es5-jit-polyfills.js'),
       ];
     }
   }

packages/schematics/angular/library/files/src/test.ts.template

@@ -1,6 +1,5 @@
 // This file is required by karma.conf.js and loads recursively all the .spec and framework files
 
-import 'core-js/es7/reflect';
 import 'zone.js/dist/zone';
 import 'zone.js/dist/zone-testing';
 import { getTestBed } from '@angular/core/testing';

packages/schematics/angular/workspace/files/package.json.template

@@ -19,7 +19,6 @@
     "@angular/platform-browser": "<%= latestVersions.Angular %>",
     "@angular/platform-browser-dynamic": "<%= latestVersions.Angular %>",
     "@angular/router": "<%= latestVersions.Angular %>",
-    "core-js": "^2.5.4",
     "rxjs": "<%= latestVersions.RxJs %>",
     "tslib": "<%= latestVersions.TsLib %>",
     "zone.js": "<%= latestVersions.ZoneJs %>"

tests/angular_devkit/build_ng_packagr/ng-packaged/projects/lib/src/test.ts

@@ -7,7 +7,6 @@
  */
 // This file is required by karma.conf.js and loads recursively all the .spec and framework files
 
-import 'core-js/es7/reflect';
 import 'zone.js/dist/zone';
 import 'zone.js/dist/zone-testing';
 import { getTestBed } from '@angular/core/testing';

tests/legacy-cli/e2e/assets/webpack/test-app-ng5/app/main.ts

@@ -1,4 +1,4 @@
-import 'core-js/es7/reflect';
+import 'core-js/proposals/reflect-metadata';
 import {platformBrowserDynamic} from '@angular/platform-browser-dynamic';
 import {AppModule} from './app.module';
 

tests/legacy-cli/e2e/assets/webpack/test-app-ng5/package.json

@@ -12,7 +12,7 @@
     "@angular/platform-server": "^5.0.0-rc.8",
     "@angular/router": "^5.0.0-rc.8",
     "@ngtools/webpack": "0.0.0",
-    "core-js": "^2.4.1",
+    "core-js": "^3.0.0",
     "rxjs": "^5.5.0",
     "zone.js": "^0.8.14"
   },

tests/legacy-cli/e2e/assets/webpack/test-app-weird-ng5/not/so/source/app/main.jit.ts

@@ -1,4 +1,4 @@
-import 'core-js/es7/reflect';
+import 'core-js/proposals/reflect-metadata';
 import {platformBrowserDynamic} from '@angular/platform-browser-dynamic';
 import {AppModule} from './app.module';
 

tests/legacy-cli/e2e/assets/webpack/test-app-weird-ng5/package.json

@@ -12,7 +12,7 @@
     "@angular/platform-server": "^5.0.0-rc.8",
     "@angular/router": "^5.0.0-rc.8",
     "@ngtools/webpack": "0.0.0",
-    "core-js": "^2.4.1",
+    "core-js": "^3.0.0",
     "rxjs": "^5.5.0",
     "zone.js": "^0.8.14"
   },

tests/legacy-cli/e2e/assets/webpack/test-server-app-ng5/app/main.ts

@@ -1,4 +1,4 @@
-import 'core-js/es7/reflect';
+import 'core-js/proposals/reflect-metadata';
 import {platformDynamicServer, renderModule} from '@angular/platform-server';
 import {AppModule} from './app.module';
 

tests/legacy-cli/e2e/assets/webpack/test-server-app-ng5/package.json

@@ -13,7 +13,7 @@
     "@angular/platform-server": "^5.0.0",
     "@angular/router": "^5.0.0",
     "@ngtools/webpack": "0.0.0",
-    "core-js": "^2.4.1",
+    "core-js": "^3.0.0",
     "rxjs": "^5.4.2",
     "zone.js": "^0.8.14"
   },

tests/legacy-cli/e2e/tests/build/polyfills.ts

@@ -11,7 +11,7 @@ import { expectToFail } from '../../utils/utils';
 export default async function () {
     await ng('build');
     // files were created successfully
-    await expectFileToMatch('dist/test-project/polyfills.js', 'core-js/es7/reflect');
+    await expectFileToMatch('dist/test-project/polyfills.js', 'core-js/proposals/reflect-metadata');
     await expectFileToMatch('dist/test-project/polyfills.js', 'zone.js');
     expectFileToMatch('dist/test-project/index.html', oneLineTrim`
       <script src="runtime.js"></script>
@@ -24,7 +24,7 @@ export default async function () {
     // files were created successfully
     await expectFileToExist('dist/test-project/polyfills.js');
     await expectFileSizeToBeUnder('dist/test-project/polyfills.js', jitPolyfillSize);
-    await expectToFail(() => expectFileToMatch('dist/test-project/polyfills.js', 'core-js/es7/reflect'));
+    await expectToFail(() => expectFileToMatch('dist/test-project/polyfills.js', 'core-js/proposals/reflect-metadata'));
     await expectFileToMatch('dist/test-project/polyfills.js', 'zone.js');
     expectFileToMatch('dist/test-project/index.html', oneLineTrim`
       <script src="runtime.js"></script>

tests/legacy-cli/e2e/tests/packages/webpack/test-ng5.ts

@@ -8,9 +8,9 @@ export default function(skipCleaning: () => void) {
   return Promise.resolve()
     .then(() => createProjectFromAsset('webpack/test-app-ng5'))
     .then(() => exec(normalize('node_modules/.bin/webpack-cli')))
-    .then(() => expectFileSizeToBeUnder('dist/app.main.js', 375000))
-    .then(() => expectFileSizeToBeUnder('dist/0.app.main.js', 25000))
-    .then(() => expectFileSizeToBeUnder('dist/1.app.main.js', 2000))
+    .then(() => expectFileSizeToBeUnder('dist/app.main.js', 375 * 1024))
+    .then(() => expectFileSizeToBeUnder('dist/0.app.main.js', 25 * 1024))
+    .then(() => expectFileSizeToBeUnder('dist/1.app.main.js', 2 * 1024))
     // test resource urls without ./
     .then(() => replaceInFile('app/app.component.ts',
       './app.component.html', 'app.component.html'))

yarn.lock

@@ -2484,7 +2484,12 @@ [email protected]:
     serialize-javascript "^1.4.0"
     webpack-log "^2.0.0"
 
-core-js@^2.2.0, core-js@^2.4.0, core-js@^2.4.1:
+[email protected]:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.0.0.tgz#a8dbfa978d29bfc263bfb66c556d0ca924c28957"
+  integrity sha512-WBmxlgH2122EzEJ6GH8o9L/FeoUKxxxZ6q6VUxoTlsE4EvbTWKJb447eyVxTEuq0LpXjlq/kCB2qgBvsYRkLvQ==
+
+core-js@^2.2.0, core-js@^2.4.0:
   version "2.5.7"
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.5.7.tgz#f972608ff0cead68b841a16a932d0b183791814e"
   integrity sha512-RszJCAxg/PP6uzXVXL6BsxSXx/B05oJAQ2vkJRjyjrEcNVycaqOmNb5OTxZPE3xa5gwZduqza6L9JOCenh/Ecw==