feat(cli): Cleanup REST application tooling (#774)

* feat(cli): init commit

* feat(cli): add tests

* feat(cli): add sequence.ts

* feat(cli): add and delete licensing

* feat(cli): apply feedback

* feat(cli): fix application name validation

* feat(cli): implement SequenceHandler

Author: shimks

packages/cli/.eslintrc.json

@@ -0,0 +1,17 @@
+{
+  "env": {
+    "es6": true,
+    "node": true
+  },
+  "extends": "eslint:recommended",
+  "parserOptions": {
+    "sourceType": "module"
+  },
+  "rules": {
+    "indent": ["error", 2],
+    "linebreak-style": ["error", "unix"],
+    "quotes": ["error", "single"],
+    "semi": ["error", "always"],
+    "no-console": "off"
+  }
+}

packages/cli/bin/cli.js

@@ -15,7 +15,6 @@ const yeoman = require('yeoman-environment');
 
 const opts = minimist(process.argv.slice(2), {
   alias: {
-    help: 'h',
     version: 'v',
     commands: 'l',
   },
@@ -30,8 +29,14 @@ if (opts.version) {
 var env = yeoman.createEnv();
 
 env.register(path.join(__dirname, '../generators/app'), 'loopback4:app');
-env.register(path.join(__dirname, '../generators/extension'), 'loopback4:extension');
-env.register(path.join(__dirname, '../generators/controller'), 'loopback4:controller');
+env.register(
+  path.join(__dirname, '../generators/extension'),
+  'loopback4:extension'
+);
+env.register(
+  path.join(__dirname, '../generators/controller'),
+  'loopback4:controller'
+);
 
 // list generators
 if (opts.commands) {

packages/cli/generators/app/index.js

@@ -41,11 +41,13 @@ module.exports = class extends ProjectGenerator {
         type: 'input',
         name: 'applicationName',
         message: 'Application class name:',
-        default: utils.toClassName(this.projectInfo.name) + 'Application',
+        default: utils.pascalCase(this.projectInfo.name) + 'Application',
+        validate: utils.validateClassName,
       },
     ];
 
     return this.prompt(prompts).then(props => {
+      props.applicationName = utils.toClassName(props.applicationName);
       Object.assign(this.projectInfo, props);
     });
   }

packages/cli/generators/app/templates/index.js

@@ -1,8 +1,3 @@
-// Copyright IBM Corp. 2017. All Rights Reserved.
-// Node module: <%= project.name %>
-// This file is licensed under the MIT License.
-// License text available at https://opensource.org/licenses/MIT
-
 const nodeMajorVersion = +process.versions.node.split('.')[0];
 const dist = nodeMajorVersion >= 7 ? './dist' : './dist6';
 

packages/cli/generators/app/templates/src/application.ts

@@ -1,11 +1,7 @@
-// Copyright IBM Corp. 2017. All Rights Reserved.
-// Node module: <%= project.name %>
-// This file is licensed under the MIT License.
-// License text available at https://opensource.org/licenses/MIT
-
 import {Application, ApplicationConfig} from '@loopback/core';
-import {RestComponent} from '@loopback/rest';
-import {PingController} from './controllers/ping-controller';
+import {RestComponent, RestServer} from '@loopback/rest';
+import {PingController} from './controllers/ping.controller';
+import {MySequence} from './sequence';
 
 export class <%= project.applicationName %> extends Application {
   constructor(options?: ApplicationConfig) {
@@ -18,9 +14,19 @@ export class <%= project.applicationName %> extends Application {
       options,
     );
     super(options);
+    this.server(RestServer);
     this.setupControllers();
   }
 
+  async start() {
+    const server = await this.getServer(RestServer);
+    server.sequence(MySequence);
+    const port = await server.get('rest.port');
+    console.log(`Server is running at http://127.0.0.1:${port}`);
+    console.log(`Try http://127.0.0.1:${port}/ping`);
+    return await super.start();
+  }
+
   setupControllers() {
     this.controller(PingController);
   }

packages/cli/generators/app/templates/src/controllers/README.md

@@ -1,3 +1,9 @@
 # Controllers
 
 This directory contains source files for the controllers exported by this app.
+
+To add a new empty controller, type in `lb4 controller [<name>]` from the
+command-line of your application's root directory.
+
+For more information, please visit
+[Controller generator](http://loopback.io/doc/en/lb4/Controller-generator.html).

…lates/src/controllers/ping-controller.ts …lates/src/controllers/ping.controller.tspackages/cli/generators/app/templates/src/controllers/ping-controller.ts renamed to packages/cli/generators/app/templates/src/controllers/ping.controller.ts packages/cli/generators/app/templates/src/controllers/ping-controller.ts renamed to packages/cli/generators/app/templates/src/controllers/ping.controller.ts

@@ -1,8 +1,3 @@
-// Copyright IBM Corp. 2017. All Rights Reserved.
-// Node module: <%= project.name %>
-// This file is licensed under the MIT License.
-// License text available at https://opensource.org/licenses/MIT
-
 import {get, ServerRequest} from '@loopback/rest';
 import {inject} from '@loopback/context';
 

packages/cli/generators/app/templates/src/datasources/README.md

@@ -0,0 +1,3 @@
+# Datasources
+
+This directory contains config for datasources used by this app.

packages/cli/generators/app/templates/src/index.ts

@@ -1,10 +1,4 @@
-// Copyright IBM Corp. 2017. All Rights Reserved.
-// Node module: <%= project.name %>
-// This file is licensed under the MIT License.
-// License text available at https://opensource.org/licenses/MIT
-
 import {<%= project.applicationName %>} from './application';
-import {RestServer} from '@loopback/rest';
 import {ApplicationConfig} from '@loopback/core';
 
 export {<%= project.applicationName %>};
@@ -14,10 +8,6 @@ export async function main(options?: ApplicationConfig) {
 
   try {
     await app.start();
-    const server = await app.getServer(RestServer);
-    const port = await server.get('rest.port');
-    console.log(`Server is running at http://127.0.0.1:${port}`);
-    console.log(`Try http://127.0.0.1:${port}/ping`);
   } catch (err) {
     console.error(`Unable to start application: ${err}`);
   }

packages/cli/generators/app/templates/src/models/README.md

@@ -0,0 +1,3 @@
+# Models
+
+This directory contains code for models provided by this app.