feat: install ec-typescript as a dependecy for addons

Author: Ruslan Hrabovyi

README.md

@@ -44,24 +44,11 @@ This README focuses on basic information about setting up and using the addon. F
 
 ### Installation and Setup
 
-***Note:* Because ember-cli-typescript is part of the build pipeline, the process for installing it differs slightly between apps and addons!**
-
-#### In apps
-
-In apps, you can simply `ember install` the dependency like normal:
-
+You can simply `ember install` the dependency like normal:
 ```sh
 ember install ember-cli-typescript@latest
 ```
 
-#### In addons
-
-To work properly, Ember addons must declare this library as a `dependency`, not a `devDependency`. You can `ember install` it by running:
-
-```sh
-ember install ember-cli-typescript@latest --save
-```
-
 All dependencies will be added to your `package.json`, and you're ready to roll! **If you're upgrading from a previous release, see below!** you should check to merge any tweaks you've made to `tsconfig.json`.
 
 ### Upgrading from 1.x
@@ -110,39 +97,13 @@ Follow the same process of deduplication, reinstallation, and re-deduplication a
 
 #### Update ember-cli-typescript
 
-***Note:* Because ember-cli-typescript is part of the build pipeline, the process for updating it differs slightly between apps and addons!**
-
-##### In apps
-
-In apps, you can simply `ember install` the dependency like normal:
+Now you can simply `ember install` the dependency like normal:
 
 ```sh
 ember install ember-cli-typescript@latest
 ```
 
-##### In addons
-
-To work properly, Ember addons must declare this library as a `dependency`, not a `devDependency`. **This is a *change* from ember-cli-typescript v1.**
-
-1. Remove ember-cli-typescript from your dependencies.
-
-    With yarn:
-    
-    ```sh
-    yarn remove ember-cli-typescript 
-    ```
-
-    With npm:
-    
-    ```sh
-    npm uninstall ember-cli-typescript
-    ```
-
-2. Re-install it with `ember install`:
-
-    ```sh
-    ember install ember-cli-typescript@latest --save
-    ```
+***Note:* To work properly, starting from v2, ember-cli-typescript must be declared as a `dependency`, not a `devDependency` for addons. With `ember install` this migration will be automatically handled for you.**
 
 ##### Account for addon build pipeline changes
 

tests/dummy/app/templates/docs/index.md

@@ -1,23 +1,11 @@
 # Installation
 
-_**Note:** Because ember-cli-typescript is part of the build pipeline, the process for installing it differs slightly between apps and addons!_
-
-## Installing in Apps
-
-In apps, you can simply `ember install` the dependency like normal:
+You can simply `ember install` the dependency like normal:
 
 ```sh
 ember install ember-cli-typescript@latest
 ```
 
-## Installing in Addons
-
-To work properly, Ember addons must declare this library as a `dependency`, not a `devDependency`. You can `ember install` it by running:
-
-```sh
-ember install ember-cli-typescript@latest --save
-```
-
 All dependencies will be added to your `package.json`, and you're ready to roll! **If you're upgrading from a previous release, see below!** you should check to merge any tweaks you've made to `tsconfig.json`.
 
 ## Installation Results

tests/dummy/app/templates/docs/upgrade-notes.md

@@ -15,17 +15,17 @@ ember-cli-typescript **requires** ember-cli-babel at version 7.1.0 or above, whi
 The recommended approach here is to deduplicate existing installations of the dependency, remove and reinstall ember-cli-babel to make sure that all its transitive dependencies are updated to the latest possible, and then to deduplicate *again*.
 
 If using yarn:
-    
-```
+
+```sh
 npx yarn-deduplicate
 yarn remove ember-cli-babel
 yarn add --dev ember-cli-babel
 npx yarn-deduplicate
 ```
 
 If using npm:
-      
-```
+
+```sh
 npm dedupe
 npm uninstall ember-cli-babel
 npm install --save-dev ember-cli-babel
@@ -34,7 +34,7 @@ npm dedupe
 
 Note: If you are also using ember-decorators—and specifically the babel-transform that gets added with it—you will need update @ember-decorators/babel-transforms as well (anything over 3.1.0 should work):
 
-```
+```sh
 ember install ember-decorators@^3.1.0 @ember-decorators/babel-transforms@^3.1.0
 ```
 
@@ -44,39 +44,13 @@ Follow the same process of deduplication, reinstallation, and re-deduplication a
 
 ## Update ember-cli-typescript
 
-***Note:* Because ember-cli-typescript is part of the build pipeline, the process for updating it differs slightly between apps and addons!**
-
-### In apps
-
-In apps, you can simply `ember install` the dependency like normal:
+Now you can simply `ember install` the dependency like normal:
 
 ```sh
 ember install ember-cli-typescript@latest
 ```
 
-### In addons
-
-To work properly, Ember addons must declare this library as a `dependency`, not a `devDependency`. **This is a *change* from ember-cli-typescript v1.**
-
-1. Remove ember-cli-typescript from your dependencies.
-
-    With yarn:
-    
-    ```sh
-    yarn remove ember-cli-typescript 
-    ```
-
-    With npm:
-    
-    ```sh
-    npm uninstall ember-cli-typescript
-    ```
-
-2. Re-install it with `ember install`:
-
-    ```sh
-    ember install ember-cli-typescript@latest --save
-    ```
+***Note:* To work properly, starting from v2, ember-cli-typescript must be declared as a `dependency`, not a `devDependency` for addons. With `ember install` this migration would be automatically handled for you.**
 
 ### Account for addon build pipeline changes
 
@@ -104,7 +78,7 @@ Any place where a type annotation overrides a *getter*
 
     This breaks because `element` is a getter on `Component`. This declaration then shadows the getter declaration on the base class and stomps it to `undefined` (effectively `Object.defineProperty(this, 'element', void 0)`.
 
-    Two solutions—
+    Two solutions:
 
     1. Annotate locally (slightly more annoying, but less likely to troll you):
 
@@ -144,6 +118,7 @@ Any place where a type annotation overrides a *getter*
   ```ts
   export { FooType } from 'foo';
   ```
+
   ```ts
   import { FooType } from 'foo';
   export { FooType };

ts/addon.ts

@@ -16,8 +16,10 @@ import { Application } from 'express';
 import walkSync from 'walk-sync';
 import fs from 'fs-extra';
 
+export const ADDON_NAME = 'ember-cli-typescript';
+
 export default addon({
-  name: 'ember-cli-typescript',
+  name: ADDON_NAME,
 
   included() {
     this._super.included.apply(this, arguments);

ts/blueprints/ember-cli-typescript/index.js

@@ -38,6 +38,8 @@ declare module '${projectName}/ui/components/*/template' { ${moduleBody}}`;
   }
 }
 
+const { ADDON_NAME } = require('../../addon');
+
 module.exports = {
   APP_DECLARATIONS,
 
@@ -157,7 +159,7 @@ module.exports = {
 
   beforeInstall() {
     if (this.project.isEmberCLIAddon()) {
-      this._installPrecompilationHooks();
+      this._transformAddonPackage();
     }
 
     let packages = [
@@ -209,22 +211,29 @@ module.exports = {
     return this.project.isModuleUnification && this.project.isModuleUnification();
   },
 
-  _installPrecompilationHooks() {
-    let pkgPath = `${this.project.root}/package.json`;
+  _transformAddonPackage() {
+    const pkgPath = `${this.project.root}/package.json`;
+
     let pkg = JSON.parse(fs.readFileSync(pkgPath, 'utf-8'));
 
     // Really `prepack` and `postpack` would be ideal, but yarn doesn't execute those when publishing
     this._addScript(pkg.scripts, 'prepublishOnly', 'ember ts:precompile');
     this._addScript(pkg.scripts, 'postpublish', 'ember ts:clean');
 
+    // avoid being placed in devDependencies
+    if (pkg.devDependencies[ADDON_NAME]) {
+      pkg.dependencies[ADDON_NAME] = pkg.devDependencies[ADDON_NAME];
+      delete pkg.devDependencies[ADDON_NAME];
+    }
+
     fs.writeFileSync(pkgPath, JSON.stringify(pkg, null, 2) + '\n');
   },
 
   _addScript(scripts, type, script) {
     if (scripts[type] && scripts[type] !== script) {
       this.ui.writeWarnLine(
         `Found a pre-existing \`${type}\` script in your package.json. ` +
-          `By default, ember-cli-typescripts expects to run \`${script}\` in this hook.`
+          `By default, ember-cli-typescript expects to run \`${script}\` in this hook.`
       );
       return;
     }

ts/tests/blueprints/ember-cli-typescript-test.ts

@@ -100,6 +100,8 @@ describe('Acceptance: ember-cli-typescript generator', function() {
     const pkgJson = JSON.parse(pkg.content);
     expect(pkgJson.scripts.prepublishOnly).to.equal('ember ts:precompile');
     expect(pkgJson.scripts.postpublish).to.equal('ember ts:clean');
+    expect(pkgJson.dependencies).to.include.all.keys('ember-cli-typescript');
+    expect(pkgJson.devDependencies).to.not.include.all.keys('ember-cli-typescript');
     expect(pkgJson.devDependencies).to.not.have.any.keys('ember-data');
     expect(pkgJson.devDependencies).to.not.have.any.keys('@types/ember-data');
     expect(pkgJson.devDependencies).to.include.all.keys('ember-qunit');
@@ -148,6 +150,26 @@ describe('Acceptance: ember-cli-typescript generator', function() {
     expect(emberDataCatchallTypes).not.to.exist;
   });
 
+  it('moves from devDependencies to dependencies for addons', async function() {
+    const args = ['ember-cli-typescript'];
+
+    await helpers.emberNew({ target: 'addon' });
+    await helpers.modifyPackages([
+      {
+        dev: true,
+        name: 'ember-cli-typescript',
+      },
+    ]);
+    await helpers.emberGenerate(args);
+
+    const pkg = file('package.json');
+    expect(pkg).to.exist;
+
+    const pkgJson = JSON.parse(pkg.content);
+    expect(pkgJson.devDependencies).to.not.have.any.keys('ember-cli-typescript');
+    expect(pkgJson.dependencies).to.include.all.keys('ember-cli-typescript');
+  });
+
   describe('module unification', () => {
     const originalIsMU = Project.prototype.isModuleUnification;
 
@@ -171,6 +193,8 @@ describe('Acceptance: ember-cli-typescript generator', function() {
       const pkgJson = JSON.parse(pkg.content);
       expect(pkgJson.scripts.prepublishOnly).to.be.undefined;
       expect(pkgJson.scripts.postpublish).to.be.undefined;
+      expect(pkgJson.dependencies).to.not.include.all.keys('ember-cli-typescript');
+      expect(pkgJson.devDependencies).to.include.all.keys('ember-cli-typescript');
       expect(pkgJson.devDependencies).to.include.all.keys('ember-data');
       expect(pkgJson.devDependencies).to.include.all.keys('@types/ember-data');
       expect(pkgJson.devDependencies).to.include.all.keys('ember-qunit');
@@ -222,6 +246,8 @@ describe('Acceptance: ember-cli-typescript generator', function() {
       const pkgJson = JSON.parse(pkg.content);
       expect(pkgJson.scripts.prepublishOnly).to.equal('ember ts:precompile');
       expect(pkgJson.scripts.postpublish).to.equal('ember ts:clean');
+      expect(pkgJson.dependencies).to.include.all.keys('ember-cli-typescript');
+      expect(pkgJson.devDependencies).to.not.include.all.keys('ember-cli-typescript');
       expect(pkgJson.devDependencies).to.not.have.any.keys('ember-data');
       expect(pkgJson.devDependencies).to.not.have.any.keys('@types/ember-data');
       expect(pkgJson.devDependencies).to.include.all.keys('ember-qunit');