build(aio): add i18n boilerplate type (#20004)

PR Close #20004

aio/tools/examples/example-boilerplate.js

@@ -45,6 +45,15 @@ const BOILERPLATE_PATHS = {
   ]
 };
 
+// All paths in this tool are relative to the current boilerplate folder, i.e boilerplate/i18n
+// This maps the CLI files that exists in a parent folder
+const cliRelativePath = BOILERPLATE_PATHS.cli.map(file => `../cli/${file}`);
+
+BOILERPLATE_PATHS.i18n = [
+  ...cliRelativePath,
+  'package.json'
+];
+
 const EXAMPLE_CONFIG_FILENAME = 'example-config.json';
 
 class ExampleBoilerPlate {

aio/tools/examples/example-boilerplate.spec.js

@@ -11,6 +11,7 @@ describe('example-boilerplate tool', () => {
     const sharedNodeModulesDir = path.resolve(sharedDir, 'node_modules');
     const BPFiles = {
       cli: 18,
+      i18n: 1,
       systemjs: 7,
       common: 1
     };
@@ -72,6 +73,21 @@ describe('example-boilerplate tool', () => {
       expect(exampleBoilerPlate.copyFile).toHaveBeenCalledWith(`${boilerplateDir}/common`, 'c/d', 'src/styles.css');
     });
 
+    it('should copy all the source boilerplate files for i18n', () => {
+      const boilerplateDir = path.resolve(sharedDir, 'boilerplate');
+      exampleBoilerPlate.loadJsonFile.and.callFake(filePath => filePath.indexOf('a/b') !== -1 ? { projectType: 'i18n' } : {})
+      exampleBoilerPlate.add();
+      expect(exampleBoilerPlate.copyFile).toHaveBeenCalledTimes(
+        (BPFiles.cli + BPFiles.i18n) +
+        (BPFiles.cli) +
+        (BPFiles.common * exampleFolders.length)
+      );
+      // for example
+      expect(exampleBoilerPlate.copyFile).toHaveBeenCalledWith(`${boilerplateDir}/i18n`, 'a/b', '../cli/.angular-cli.json');
+      expect(exampleBoilerPlate.copyFile).toHaveBeenCalledWith(`${boilerplateDir}/i18n`, 'a/b', 'package.json');
+      expect(exampleBoilerPlate.copyFile).toHaveBeenCalledWith(`${boilerplateDir}/common`, 'c/d', 'src/styles.css');
+    });
+
     it('should try to load the example config file', () => {
       exampleBoilerPlate.add();
       expect(exampleBoilerPlate.loadJsonFile).toHaveBeenCalledTimes(exampleFolders.length);

aio/tools/examples/shared/boilerplate/i18n/package.json

@@ -0,0 +1,53 @@
+{
+  "name": "angular.io-example",
+  "version": "0.0.0",
+  "license": "MIT",
+  "scripts": {
+    "ng": "ng",
+    "start": "ng serve --aot",
+    "start:fr": "ng serve --aot --i18nFile=src/locale/messages.fr.xlf --i18nFormat=xlf --locale=fr",
+    "build": "ng build --prod",
+    "build:fr": "ng build --prod --i18nFile=src/locale/messages.fr.xlf --i18nFormat=xlf --locale=fr",
+    "test": "ng test",
+    "lint": "ng lint",
+    "e2e": "ng e2e --aot --i18nFile=src/locale/messages.fr.xlf --i18nFormat=xlf --locale=fr",
+    "extract": "ng xi18n --outputPath=src/locale"
+  },
+  "private": true,
+  "dependencies": {
+    "@angular/animations": "^5.0.0-rc.7",
+    "@angular/common": "^5.0.0-rc.7",
+    "@angular/compiler": "^5.0.0-rc.7",
+    "@angular/core": "^5.0.0-rc.7",
+    "@angular/forms": "^5.0.0-rc.7",
+    "@angular/http": "^5.0.0-rc.7",
+    "@angular/platform-browser": "^5.0.0-rc.7",
+    "@angular/platform-browser-dynamic": "^5.0.0-rc.7",
+    "@angular/router": "^5.0.0-rc.7",
+    "core-js": "^2.4.1",
+    "rxjs": "^5.5.0",
+    "web-animations-js": "^2.3.1",
+    "zone.js": "^0.8.14"
+  },
+  "devDependencies": {
+    "@angular/cli": "^1.5.0-rc.5",
+    "@angular/compiler-cli": "^5.0.0-rc.7",
+    "@angular/language-service": "^5.0.0-rc.7",
+    "@types/jasmine": "~2.5.53",
+    "@types/jasminewd2": "~2.0.2",
+    "@types/node": "~6.0.60",
+    "codelyzer": "~3.1.1",
+    "jasmine-core": "~2.6.2",
+    "jasmine-spec-reporter": "~4.1.0",
+    "karma": "~1.7.0",
+    "karma-chrome-launcher": "~2.1.1",
+    "karma-cli": "~1.0.1",
+    "karma-coverage-istanbul-reporter": "^1.2.1",
+    "karma-jasmine": "~1.1.0",
+    "karma-jasmine-html-reporter": "^0.2.2",
+    "protractor": "~5.1.2",
+    "ts-node": "~3.2.0",
+    "tslint": "~5.3.2",
+    "typescript": "~2.4.2"
+  }
+}