feat(elements): set up the `elements` package

.pullapprove.yml

@@ -279,6 +279,14 @@ groups:
       - IgorMinar #fallback
       - mhevery #fallback
 
+  elements:
+    conditions:
+      files:
+        - "packages/elements/*"
+    users:
+      - mhevery #primary
+      - IgorMinar #fallback
+
   benchpress:
     conditions:
       files:

CONTRIBUTING.md

@@ -211,6 +211,7 @@ The following is the list of supported scopes:
 * **compiler**
 * **compiler-cli**
 * **core**
+* **elements**
 * **forms**
 * **http**
 * **language-service**

aio/tools/transforms/angular-api-package/index.js

@@ -48,6 +48,7 @@ module.exports = new Package('angular-api', [basePackage, typeScriptPackage])
       'common/testing/index.ts',
       'core/index.ts',
       'core/testing/index.ts',
+      'elements/index.ts',
       'forms/index.ts',
       'http/index.ts',
       'http/testing/index.ts',

aio/tools/transforms/authors-package/api-package.js

@@ -11,15 +11,16 @@ const { API_SOURCE_PATH } = require('../config');
 
 const packageMap = {
   animations: ['animations/index.ts', 'animations/browser/index.ts', 'animations/browser/testing/index.ts'],
-  common: ['common/index.ts', 'common/testing/index.ts'],
+  common: ['common/index.ts', 'common/testing/index.ts', 'common/http/index.ts', 'common/http/testing/index.ts'],
   core: ['core/index.ts', 'core/testing/index.ts'],
+  elements: ['elements/index.ts'],
   forms: ['forms/index.ts'],
   http: ['http/index.ts', 'http/testing/index.ts'],
   'platform-browser': ['platform-browser/index.ts', 'platform-browser/animations/index.ts', 'platform-browser/testing/index.ts'],
   'platform-browser-dynamic': ['platform-browser-dynamic/index.ts', 'platform-browser-dynamic/testing/index.ts'],
   'platform-server': ['platform-server/index.ts', 'platform-server/testing/index.ts'],
   'platform-webworker': ['platform-webworker/index.ts'],
-  'platform-webworker-dynamic': 'platform-webworker-dynamic/index.ts',
+  'platform-webworker-dynamic': ['platform-webworker-dynamic/index.ts'],
   router: ['router/index.ts', 'router/testing/index.ts', 'router/upgrade/index.ts'],
   'service-worker': ['service-worker/index.ts'],
   upgrade: ['upgrade/index.ts', 'upgrade/static/index.ts']

build.sh

@@ -24,7 +24,8 @@ PACKAGES=(core
   compiler-cli
   language-service
   benchpress
-  service-worker)
+  service-worker
+  elements)
 
 TSC_PACKAGES=(compiler-cli
   language-service

packages/elements/index.ts

@@ -0,0 +1,14 @@
+/**
+ * @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
+ */
+
+// This file is not used to build this module. It is only used during editing
+// by the TypeScript language service and during build for verification. `ngc`
+// replaces this file with production index.ts when it rewrites private symbol
+// names.
+
+export * from './public_api';

packages/elements/package.json

@@ -0,0 +1,22 @@
+{
+  "name": "@angular/elements",
+  "version": "0.0.0-PLACEHOLDER",
+  "description": "Angular - library for using Angular in a web browser",
+  "main": "./bundles/elements.umd.js",
+  "module": "./esm5/elements.js",
+  "es2015": "./esm2015/elements.js",
+  "typings": "./elements.d.ts",
+  "author": "angular",
+  "license": "MIT",
+  "dependencies": {
+    "tslib": "^1.7.1"
+  },
+  "peerDependencies": {
+    "@angular/core": "0.0.0-PLACEHOLDER",
+    "@angular/platform-browser": "0.0.0-PLACEHOLDER"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/angular/angular.git"
+  }
+}

packages/elements/public_api.ts

@@ -0,0 +1,16 @@
+/**
+ * @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
+ */
+
+/**
+ * @module
+ * @description
+ * Entry point for all public APIs of the `elements` package.
+ */
+export {VERSION} from './src/version';
+
+// This file only reexports content of the `src` folder. Keep it that way.

packages/elements/rollup.config.js

@@ -0,0 +1,26 @@
+/**
+ * @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
+ */
+
+const resolve = require('rollup-plugin-node-resolve');
+const sourcemaps = require('rollup-plugin-sourcemaps');
+
+const globals = {
+  '@angular/core': 'ng.core',
+};
+
+module.exports = {
+  entry: '../../dist/packages-dist/elements/esm5/elements.js',
+  dest: '../../dist/packages-dist/elements/bundles/elements.umd.js',
+  format: 'umd',
+  exports: 'named',
+  amd: {id: '@angular/elements'},
+  moduleName: 'ng.elements',
+  plugins: [resolve(), sourcemaps()],
+  external: Object.keys(globals),
+  globals: globals
+};

packages/elements/src/version.ts

@@ -0,0 +1,14 @@
+/**
+ * @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
+ */
+
+import {Version} from '@angular/core';
+
+/**
+ * @experimental
+ */
+export const VERSION = new Version('0.0.0-PLACEHOLDER');

packages/elements/tsconfig-build.json

@@ -0,0 +1,27 @@
+{
+  "extends": "../tsconfig-build.json",
+
+  "compilerOptions": {
+    "baseUrl": ".",
+    "rootDir": ".",
+    "paths": {
+      "@angular/common": ["../../dist/packages/common"],
+      "@angular/core": ["../../dist/packages/core"],
+      "@angular/platform-browser": ["../../dist/packages/platform-browser"]
+    },
+    "outDir": "../../dist/packages/elements"
+  },
+
+  "files": [
+    "public_api.ts",
+    "../../node_modules/zone.js/dist/zone.js.d.ts"
+  ],
+
+  "angularCompilerOptions": {
+    "annotateForClosureCompiler": true,
+    "strictMetadataEmit": false,
+    "skipTemplateCodegen": true,
+    "flatModuleOutFile": "elements.js",
+    "flatModuleId": "@angular/elements"
+  }
+}

test-main.js

@@ -62,6 +62,7 @@ System.config({
     '@angular/platform-server': {main: 'index.js', defaultExtension: 'js'},
     '@angular/platform-webworker': {main: 'index.js', defaultExtension: 'js'},
     '@angular/platform-webworker-dynamic': {main: 'index.js', defaultExtension: 'js'},
+    '@angular/elements': {main: 'index.js', defaultExtension: 'js'},
   }
 });
 

tools/cjs-jasmine/index.ts

@@ -62,6 +62,7 @@ var specFiles: any =
                        '@angular/router/test/integration/bootstrap_spec.*',
                        '@angular/integration_test/symbol_inspector/**',
                        '@angular/upgrade/**',
+                       '@angular/elements/**',
                        '@angular/**/e2e_test/**',
                        'angular1_router/**',
                        'payload_tests/**',

tools/gulp-tasks/public-api.js

@@ -28,7 +28,7 @@ const entrypoints = [
   'dist/packages-dist/service-worker/service-worker.d.ts',
   'dist/packages-dist/service-worker/config.d.ts', 'dist/packages-dist/animations/browser.d.ts',
   'dist/packages-dist/animations/browser/testing.d.ts',
-  'dist/packages-dist/platform-browser/animations.d.ts'
+  'dist/packages-dist/platform-browser/animations.d.ts', 'dist/packages-dist/elements/elements.d.ts'
 ];
 
 const publicApiDir = 'tools/public_api_guard';

tools/public_api_guard/elements/elements.d.ts

@@ -0,0 +1,2 @@
+/** @experimental */
+export declare const VERSION: Version;

tools/validate-commit-message/commit-message.json

@@ -21,6 +21,7 @@
     "compiler",
     "compiler-cli",
     "core",
+    "elements",
     "forms",
     "http",
     "language-service",

tools/validate-commit-message/validate-commit-message.spec.js

@@ -51,19 +51,19 @@ describe('validate-commit-message.js', function() {
       expect(validateMessage('refactor(docs): something')).toBe(INVALID);
       ['INVALID COMMIT MSG: "fix(Compiler): something"\n' +
            ' => ERROR: "Compiler" is not an allowed scope.\n' +
-           ' => SCOPES: aio, animations, bazel, benchpress, common, compiler, compiler-cli, core, forms, http, language-service, platform-browser, platform-browser-dynamic, platform-server, platform-webworker, platform-webworker-dynamic, router, service-worker, upgrade, packaging, changelog',
+           ' => SCOPES: aio, animations, bazel, benchpress, common, compiler, compiler-cli, core, elements, forms, http, language-service, platform-browser, platform-browser-dynamic, platform-server, platform-webworker, platform-webworker-dynamic, router, service-worker, upgrade, packaging, changelog',
        'INVALID COMMIT MSG: "feat(bah): something"\n' +
            ' => ERROR: "bah" is not an allowed scope.\n' +
-           ' => SCOPES: aio, animations, bazel, benchpress, common, compiler, compiler-cli, core, forms, http, language-service, platform-browser, platform-browser-dynamic, platform-server, platform-webworker, platform-webworker-dynamic, router, service-worker, upgrade, packaging, changelog',
+           ' => SCOPES: aio, animations, bazel, benchpress, common, compiler, compiler-cli, core, elements, forms, http, language-service, platform-browser, platform-browser-dynamic, platform-server, platform-webworker, platform-webworker-dynamic, router, service-worker, upgrade, packaging, changelog',
        'INVALID COMMIT MSG: "style(webworker): something"\n' +
            ' => ERROR: "webworker" is not an allowed scope.\n' +
-           ' => SCOPES: aio, animations, bazel, benchpress, common, compiler, compiler-cli, core, forms, http, language-service, platform-browser, platform-browser-dynamic, platform-server, platform-webworker, platform-webworker-dynamic, router, service-worker, upgrade, packaging, changelog',
+           ' => SCOPES: aio, animations, bazel, benchpress, common, compiler, compiler-cli, core, elements, forms, http, language-service, platform-browser, platform-browser-dynamic, platform-server, platform-webworker, platform-webworker-dynamic, router, service-worker, upgrade, packaging, changelog',
        'INVALID COMMIT MSG: "refactor(security): something"\n' +
            ' => ERROR: "security" is not an allowed scope.\n' +
-           ' => SCOPES: aio, animations, bazel, benchpress, common, compiler, compiler-cli, core, forms, http, language-service, platform-browser, platform-browser-dynamic, platform-server, platform-webworker, platform-webworker-dynamic, router, service-worker, upgrade, packaging, changelog',
+           ' => SCOPES: aio, animations, bazel, benchpress, common, compiler, compiler-cli, core, elements, forms, http, language-service, platform-browser, platform-browser-dynamic, platform-server, platform-webworker, platform-webworker-dynamic, router, service-worker, upgrade, packaging, changelog',
        'INVALID COMMIT MSG: "refactor(docs): something"\n' +
            ' => ERROR: "docs" is not an allowed scope.\n' +
-           ' => SCOPES: aio, animations, bazel, benchpress, common, compiler, compiler-cli, core, forms, http, language-service, platform-browser, platform-browser-dynamic, platform-server, platform-webworker, platform-webworker-dynamic, router, service-worker, upgrade, packaging, changelog']
+           ' => SCOPES: aio, animations, bazel, benchpress, common, compiler, compiler-cli, core, elements, forms, http, language-service, platform-browser, platform-browser-dynamic, platform-server, platform-webworker, platform-webworker-dynamic, router, service-worker, upgrade, packaging, changelog']
           .forEach((expectedErrorMessage, index) => {
             expect(expectedErrorMessage).toEqual(errors[index]);
           });