FEATURE: Integrate a update prompt if the globally installed CLI is o…

packages/create-react-microservice/.bin/create-react-microservice

@@ -6,31 +6,30 @@ var path = require('path');
 var pkg = require(path.join(__dirname, './../package.json'));
 
 require('check-engines')(pkg, function (err) {
+  var ora = require('ora');
+
   if (err) {
-    console.log(err);
-    require('ora')().fail(`System binaries do not meet constraints: ${JSON.stringify(pkg.engines)}.`);
-    process.exit(1);
+    ora().fail(err.message);
+    ora().fail('System binaries do not meet constraints: ' + JSON.stringify(pkg.engines));
 
-    return;
+    return process.exit(1);
   }
 
-  const meow = require('meow');
-  const ora = require('ora');
-  const cli = meow({pkg, autoHelp: false});
-  const commandsByName = {
+  var cli = require('meow')({pkg, autoHelp: false});
+  var commandsByName = {
     default: require('./../dist/commands/default.js')
   };
-  const commandName = cli.input.join(' ');
-  const Command = commandsByName[commandName] || commandsByName.default;
-  const instance = new Command({
+  var commandName = cli.input.join(' ');
+  var Command = commandsByName[commandName] || commandsByName.default;
+  var instance = new Command({
     pkg,
     input: cli.input,
     flags: cli.flags
   });
 
-  instance.exec().catch(e => {
+  instance.exec().catch(function (e) {
+    ora().fail(e.message);
     console.error(e);
-
     process.exit(1);
   });
 });

packages/create-react-microservice/package.json

@@ -4,7 +4,8 @@
   "private": false,
   "author": "Immonet dev team <[email protected]> (https://immonet.de)",
   "license": "MIT",
-  "description": "Create highly scalable and universal React microservices/applications within seconds.",
+  "description":
+    "Create highly scalable and universal React microservices/applications within seconds.",
   "bin": {
     "create-react-microservice": "./.bin/create-react-microservice"
   },
@@ -19,14 +20,16 @@
     "jest:watch": "yarn run jest -- --watch",
     "jest:coverage": "yarn run jest -- --coverage",
     "build:clean": "rimraf dist",
-    "build:babel": "NODE_ENV=production babel src --out-dir dist --ignore spec.js",
+    "build:babel":
+      "NODE_ENV=production babel src --out-dir dist --ignore spec.js",
     "build:flow": "flow-copy-source -v src dist --ignore='*.spec.js'",
     "build:watch": "yarn run build:babel -- -w",
     "prebuild": "yarn run build:clean",
     "build": "yarn run build:babel && yarn run build:flow",
     "flow": "flow",
     "flow-typed": "flow-typed",
-    "flow-typed-install": "flow-typed install --ignoreDeps=bundled peer --overwrite"
+    "flow-typed-install":
+      "flow-typed install --ignoreDeps=bundled peer --overwrite"
   },
   "devDependencies": {
     "@immowelt/babel-preset-immowelt-node": "1.1.0",
@@ -50,6 +53,7 @@
     "create-react-microservice-scaffold": "0.0.0-development",
     "execa": "0.8.0",
     "find-node-modules": "1.0.4",
+    "latest-version": "^3.1.0",
     "meow": "4.0.0",
     "node-emoji": "1.8.1",
     "ora": "1.3.0",

packages/create-react-microservice/src/commands/default.js

@@ -25,6 +25,8 @@ class CreateReactMicroService extends Command {
       return this.printHelp();
     }
 
+    await this.validateInstallation();
+
     const name = await this.resolveAppName();
     const src = await this.resolveScaffold();
     const dist = await this.resolveDistFolder();

packages/create-react-microservice/src/commands/default.spec.js

@@ -21,6 +21,7 @@ describe('DefaultCommand', () => {
 
 describe('new Command().exec()', () => {
   let instance;
+  let validateInstallation;
   let processTemplateAndCreate;
   let resolveAndPromptTemplateArgs;
   let resolveDistFolder;
@@ -32,6 +33,9 @@ describe('new Command().exec()', () => {
 
   beforeEach(() => {
     instance = new DefaultCommand({input: [], flags: {}, pkg: {}});
+    validateInstallation = jest
+      .spyOn(instance, 'validateInstallation')
+      .mockImplementation(jest.fn());
     processTemplateAndCreate = jest
       .spyOn(create, 'processTemplateAndCreate')
       .mockImplementation(jest.fn());
@@ -86,6 +90,7 @@ describe('new Command().exec()', () => {
   it('should resolve the dist folder, the app name and template args', async () => {
     await instance.exec();
 
+    expect(validateInstallation).toHaveBeenCalledTimes(1);
     expect(resolveAppName).toHaveBeenCalledTimes(1);
     expect(resolveDistFolder).toHaveBeenCalledTimes(1);
     expect(resolveAndPromptTemplateArgs).toHaveBeenCalledTimes(1);

packages/create-react-microservice/src/lib/command.js

@@ -3,6 +3,7 @@
 const exec = require('execa');
 const chalk = require('chalk');
 const ora = require('ora');
+const npm = require('./npm.js');
 
 class Command {
   static exec = exec;
@@ -22,6 +23,20 @@ class Command {
     this.flags = args.flags;
   }
 
+  /**
+   * Validates the global CLI installation so we can be sure that the newest version is always installed.
+   *
+   * @return {Promise} The Promise that resolves if everything is installed properly / rejects if something is wrong.
+   */
+  async validateInstallation() {
+    const {name, version} = this.pkg;
+    const latestPublishedVersion = await npm.latestVersion(name);
+
+    if (latestPublishedVersion !== version && version !== '0.0.0-development') {
+      throw new Error(`Oudated version of "${name}" found. Please update your global installation by executing "yarn global upgrade ${name}@${latestPublishedVersion}".`);
+    }
+  }
+
   /**
    * Logs a message to the users console.
    *

packages/create-react-microservice/src/lib/command.spec.js

@@ -1,5 +1,8 @@
 // @flow
 
+jest.mock('./npm.js');
+
+const npm: any = require('./npm.js');
 const Command = require('./command.js');
 
 describe('Command()', () => {
@@ -8,6 +11,46 @@ describe('Command()', () => {
   });
 });
 
+describe('new Command().validateInstallation()', () => {
+  let instance;
+
+  beforeEach(() => {
+    instance = new Command({input: [], flags: {}, pkg: {name: 'foo-name', version: '1.0.0'}});
+  });
+
+  afterEach(() => {
+    // $FlowFixMe: Ignore errors since the jest type-def is out of date.
+    jest.restoreAllMocks();
+    jest.clearAllMocks();
+  });
+
+  it('should be a function', () => {
+    expect(typeof instance.validateInstallation).toBe('function');
+  });
+
+  it('should query the latest published version and should not throw an erorr if it matches the initialized version number in the package.json.', async () => {
+    npm.latestVersion.mockReturnValue('1.0.0');
+
+    await instance.validateInstallation();
+
+    expect(npm.latestVersion).toHaveBeenCalledWith('foo-name');
+  });
+
+  it('should not throw an erorr if the initialized version number in the package.json matches "0.0.0-development".', async () => {
+    instance.pkg.version = '0.0.0-development';
+
+    npm.latestVersion.mockReturnValue('1.2.0');
+
+    await expect(instance.validateInstallation()).resolves;
+  });
+
+  it('should throw an erorr if the queried version does not match the initialized version number in the package.json.', async () => {
+    npm.latestVersion.mockReturnValue('1.2.0');
+
+    await expect(instance.validateInstallation()).rejects;
+  });
+});
+
 describe('new Command().log()', () => {
   let instance;
   let createLogMsg;

packages/create-react-microservice/src/lib/npm.js

@@ -0,0 +1,5 @@
+const latestVersion = require('latest-version');
+
+module.exports = {
+  latestVersion
+};

packages/create-react-microservice/src/lib/npm.spec.js

@@ -0,0 +1,9 @@
+// @flow
+
+const npm = require('./npm.js');
+
+describe('npm.latestVersion()', () => {
+  it('should be a function', () => {
+    expect(typeof npm.latestVersion).toBe('function');
+  });
+});

yarn.lock

@@ -3581,6 +3581,12 @@ kind-of@^6.0.0:
   version "6.0.1"
   resolved "https://registry.yarnpkg.com/kind-of/-/kind-of-6.0.1.tgz#4948e6263553ac3712fc44d305b77851d9e40ea4"
 
+latest-version@^3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/latest-version/-/latest-version-3.1.0.tgz#a205383fea322b33b5ae3b18abee0dc2f356ee15"
+  dependencies:
+    package-json "^4.0.0"
+
 lazy-cache@^1.0.3:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/lazy-cache/-/lazy-cache-1.0.4.tgz#a1d78fc3a50474cb80845d3b3b6e1da49a446e8e"
@@ -4508,7 +4514,7 @@ p-timeout@^1.1.1:
   dependencies:
     p-finally "^1.0.0"
 
-package-json@^4.0.1:
+package-json@^4.0.0, package-json@^4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/package-json/-/package-json-4.0.1.tgz#8869a0401253661c4c4ca3da6c2121ed555f5eed"
   dependencies: