feat(upgrade): add package.json update flow to cli

.eslintignore

@@ -37,6 +37,7 @@ packages/components/src/globals/scss/vendor/**
 
 # Upgrade
 **/__testfixtures__/**
+packages/upgrade/cli.js
 
 # React
 **/storybook-static/**

.prettierignore

@@ -58,3 +58,6 @@ packages/icons-react/next/**
 
 # Nextjs
 .next
+
+# Upgrade
+packages/upgrade/cli.js

config/jest-config-carbon/index.js

@@ -20,7 +20,7 @@ module.exports = {
     '<rootDir>/**/*-(spec|test).js?(x)',
   ],
   transform: {
-    '^.+\\.(js|jsx)$': require.resolve('./transform/jsTransform.js'),
+    '^.+\\.(mjs|cjs|js|jsx)$': require.resolve('./transform/jsTransform.js'),
     '^.+\\.s?css$': require.resolve('./transform/cssTransform.js'),
     '^(?!.*\\.(js|jsx|css|json)$)': require.resolve(
       './transform/fileTransform.js'

packages/upgrade/.gitignore

@@ -0,0 +1,2 @@
+# Generated by `esbuild` using `yarn build`
+/cli.js

packages/upgrade/README.md

@@ -1,6 +1,6 @@
 # @carbon/upgrade
 
-> A tool for upgrading Carbon versions
+> A tool for upgrading projects that use Carbon
 
 ## Getting started
 
@@ -24,28 +24,24 @@ You can install `@carbon/upgrade` in your project, or use a tool like
 [`npx`](https://medium.com/@maybekatz/introducing-npx-an-npm-package-runner-55f7d4bd282b)
 by running the following command in your project:
 
-    # Runs the command in "dry" mode, which means no files are altered.
-    # To update the files, re-run the command without the `-d` flag.
-    npx @carbon/upgrade -d
+```bash
+npx @carbon/upgrade -d
+```
 
 Below is a full output of the options and commands available:
 
 ```bash
-Usage: carbon-upgrade [options]
-
-Commands:
-  carbon-upgrade                            run to upgrade your project[default]
-  carbon-upgrade migrate <package> <from>   run a specific migration for a
-  <to>                                      package
+Usage: @carbon/upgrade [options]
 
 Options:
-  --help        Show help                                              [boolean]
-  --version     Show version number                                    [boolean]
-  --verbose     display the full output while running a command [default: false]
-  --dry, -d     view the result of running this command without changing any
-                files                                           [default: false]
-  --ignore, -i  provide a glob pattern for directories you would like ignored
-                                                                   [default: ""]
+      --help     Show help                                             [boolean]
+      --version  Show version number                                   [boolean]
+      --force    force execution if the cli encounters an error while doing
+                 safety checks                        [boolean] [default: false]
+  -w, --write    update the files with changes found by running the migration
+                                                                [default: false]
+  -v, --verbose  optionally include additional logs, useful for debugging
+                                                      [boolean] [default: false]
 ```
 
 ## 🙌 Contributing

packages/upgrade/__mocks__/inquirer.js

@@ -0,0 +1,46 @@
+/**
+ * Copyright IBM Corp. 2019, 2019
+ *
+ * This source code is licensed under the Apache-2.0 license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+'use strict';
+
+const mockAnswers = new Map();
+
+const prompt = jest.fn().mockImplementation(async (questions) => {
+  return questions
+    .map((question) => {
+      const answer = mockAnswers.get(question.name);
+      if (!answer) {
+        throw new Error(
+          `Invalid mock usage for \`inquirer\`. Expected an answer to be ` +
+            `mocked before prompt was called for question \`${question.name}\``
+        );
+      }
+      mockAnswers.delete(question.name);
+      return {
+        key: question.name,
+        value: answer,
+      };
+    })
+    .reduce((acc, { key, value }) => {
+      return {
+        ...acc,
+        [key]: value,
+      };
+    }, {});
+});
+
+function mockAnswer(key, value) {
+  mockAnswers.set(key, value);
+  return {
+    mockAnswers,
+  };
+}
+
+module.exports = {
+  prompt,
+  mockAnswer,
+};

packages/upgrade/bin/carbon-upgrade.js

@@ -18,24 +18,20 @@ process.on('unhandledRejection', (error) => {
   console.error(error);
 });
 
-var chalk = require('chalk');
-
 var currentNodeVersion = process.versions.node;
 var semver = currentNodeVersion.split('.');
 var major = semver[0];
 
 if (major < 14) {
   console.error(
-    chalk.red(
-      `You are running Node ${currentNodeVersion}.\n` +
-        `carbon-upgrade requires Node 14 or higher, please update your ` +
-        `version of Node.`
-    )
+    `You are running Node ${currentNodeVersion}.\n` +
+      `carbon-upgrade requires Node 14 or higher, please update your ` +
+      `version of Node.`
   );
   process.exit(1);
 }
 
-var main = require('../src/cli');
+var { main } = require('../cli');
 
 main(process).catch((error) => {
   console.error(error);

packages/upgrade/fixtures/sample-project/package.json

@@ -0,0 +1,8 @@
+{
+  "name": "sample-project",
+  "dependencies": {
+    "carbon-components": "^10.49.0",
+    "carbon-components-react": "^7.49.0",
+    "carbon-icons": "^7.0.7"
+  }
+}

packages/upgrade/package.json

@@ -14,7 +14,7 @@
   "bugs": "https://github.com/carbon-design-system/carbon/issues",
   "files": [
     "bin",
-    "src"
+    "cli.js"
   ],
   "keywords": [
     "carbon",
@@ -29,10 +29,17 @@
   "publishConfig": {
     "access": "public"
   },
-  "dependencies": {
+  "scripts": {
+    "build": "esbuild src/cli.js --bundle --platform=node --outfile=cli.js --target=node14",
+    "clean": "rimraf cli.js",
+    "watch": "yarn build --watch"
+  },
+  "devDependencies": {
     "chalk": "^4.1.1",
     "change-case": "^4.1.2",
     "cross-spawn": "^7.0.3",
+    "esbuild": "^0.14.10",
+    "execa": "^5.1.1",
     "fast-glob": "^3.2.7",
     "fs-extra": "^10.0.0",
     "inquirer": "^8.1.0",
@@ -41,11 +48,11 @@
     "jscodeshift": "^0.13.0",
     "lodash.clonedeep": "^4.5.0",
     "lodash.merge": "^4.6.2",
+    "memfs": "^3.4.0",
+    "nanoid": "^3.1.30",
     "npm-which": "^3.0.1",
+    "rimraf": "^3.0.2",
     "semver": "^7.3.5",
     "yargs": "^17.0.1"
-  },
-  "devDependencies": {
-    "memfs": "^3.4.0"
   }
 }

packages/upgrade/src/__mocks__/logger.js

@@ -0,0 +1,19 @@
+/**
+ * Copyright IBM Corp. 2019, 2019
+ *
+ * This source code is licensed under the Apache-2.0 license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+const logger = {
+  setLevel: jest.fn(),
+  log: jest.fn(),
+};
+
+const levels = ['error', 'warn', 'info', 'verbose', 'debug', 'silly'];
+
+for (const level of levels) {
+  logger[level] = jest.fn();
+}
+
+export { logger };

packages/upgrade/src/project/__tests__/workspace-test.js → packages/upgrade/src/__tests__/workspace-test.js

@@ -44,12 +44,6 @@ describe('Workspace', () => {
         directory
       )
     );
-    const workspace = await Workspace.load(directory);
-
-    expect(
-      Array.from(workspace.getWorkspaces()).map((w) => w.directory)
-    ).toEqual(['/test']);
-
     await expect(Workspace.load(directory)).resolves.toBeInstanceOf(Workspace);
   });
 
@@ -82,7 +76,6 @@ describe('Workspace', () => {
     expect(
       Array.from(workspace.getWorkspaces()).map((w) => w.directory)
     ).toEqual([
-      '/test',
       '/test/packages/a',
       '/test/packages/b',
       '/test/packages/c',