feat(@schematics/angular): rename experimentalIvy to enableIvy

Followup to https://github.com/angular/angular/pull/28569#discussion_r259558085

packages/schematics/angular/application/files/root/tsconfig.app.json.template

@@ -7,7 +7,7 @@
   "exclude": [
     "test.ts",
     "**/*.spec.ts"
-  ]<% if (experimentalIvy) { %>,
+  ]<% if (enableIvy) { %>,
   "angularCompilerOptions": {
     "enableIvy": true
   }<% } %>

packages/schematics/angular/application/index.ts

@@ -430,7 +430,7 @@ export default function (options: ApplicationOptions): Rule {
           move(sourceDir),
         ]), MergeStrategy.Overwrite),
       options.minimal ? noop() : schematic('e2e', e2eOptions),
-      options.experimentalIvy ? addPostInstallScript() : noop(),
+      options.enableIvy ? addPostInstallScript() : noop(),
       options.skipPackageJson ? noop() : addDependenciesToPackageJson(options),
       options.lintFix ? applyLintFix(sourceDir) : noop(),
     ]);

packages/schematics/angular/application/index_spec.ts

@@ -208,8 +208,8 @@ describe('Application Schematic', () => {
       expect(pkg.devDependencies['typescript']).toEqual(latestVersions.TypeScript);
     });
 
-    it(`should add a postinstall in package.json when 'experimentalIvy'`, () => {
-      const tree = schematicRunner.runSchematic('application', { ...defaultOptions, experimentalIvy: true }, workspaceTree);
+    it(`should add a postinstall in package.json when 'enableIvy'`, () => {
+      const tree = schematicRunner.runSchematic('application', { ...defaultOptions, enableIvy: true }, workspaceTree);
       const pkg = JSON.parse(tree.readContent('/package.json'));
       expect(pkg.scripts.postinstall).toEqual('ivy-ngcc');
     });

packages/schematics/angular/application/schema.json

@@ -19,7 +19,7 @@
       },
       "x-prompt": "What name would you like to use for the application?"
     },
-    "experimentalIvy": {
+    "enableIvy": {
       "description": "EXPERIMENTAL: True to create a new app that uses the Ivy rendering engine.",
       "type": "boolean",
       "default": false

packages/schematics/angular/ng-new/index.ts

@@ -46,7 +46,7 @@ export default function (options: NgNewOptions): Rule {
   const applicationOptions: ApplicationOptions = {
     projectRoot: '',
     name: options.name,
-    experimentalIvy: options.experimentalIvy,
+    enableIvy: options.enableIvy,
     inlineStyle: options.inlineStyle,
     inlineTemplate: options.inlineTemplate,
     prefix: options.prefix,

packages/schematics/angular/ng-new/schema.json

@@ -18,8 +18,8 @@
       },
       "x-prompt": "What name would you like to use for the new workspace and initial project?"
     },
-    "experimentalIvy": {
-      "description": "EXPERIMENTAL: When true, creates a new app that uses the Ivy rendering engine.",
+    "enableIvy": {
+      "description": "When true, creates a new app that uses the Ivy rendering engine.",
       "type": "boolean",
       "default": false
     },

tests/legacy-cli/e2e/setup/500-create-project.ts

@@ -11,7 +11,7 @@ export default async function() {
   const extraArgs = [];
 
   if (argv['ivy']) {
-    extraArgs.push('--experimentalIvy');
+    extraArgs.push('--enable-ivy');
   }
 
   if (argv.noproject) {

tests/legacy-cli/e2e/tests/experimental/ivy-lazy-load.ts

@@ -11,7 +11,7 @@ import { ng } from '../../utils/process';
 import { createProject } from '../../utils/project';
 
 export default async function() {
-  await createProject('ivy-project', '--experimental-ivy');
+  await createProject('ivy-project', '--enable-ivy');
 
   await ng('generate', 'module', 'lazy', '--routing');
   await prependToFile('src/app/app.module.ts', `import { RouterModule } from '@angular/router';`);

tests/legacy-cli/e2e/tests/experimental/ivy.ts

@@ -17,7 +17,7 @@ export default async function() {
     return;
   }
   try {
-    await createProject('ivy-project', '--experimental-ivy');
+    await createProject('ivy-project', '--enable-ivy');
 
     await ngServe('--prod');
 

tests/legacy-cli/e2e/utils/project.ts

@@ -38,7 +38,7 @@ export async function createProject(name: string, ...args: string[]) {
   const extraArgs = [];
 
   if (argv['ivy']) {
-    extraArgs.push('--experimentalIvy');
+    extraArgs.push('--enableIvy');
   }
 
   process.chdir(getGlobalVariable('tmp-root'));