Rename and document monorepo publish script (#42989)

Summary:
Pull Request resolved: https://github.com/facebook/react-native/pull/42989

Changelog: [Internal]

Reviewed By: cipolleschi

Differential Revision: D53607805

fbshipit-source-id: 8bbf82c02b54b20404de834800ae49d3fa43baee

.circleci/configurations/jobs.yml

@@ -1315,4 +1315,4 @@ jobs:
           command: echo "//registry.npmjs.org/:_authToken=${CIRCLE_NPM_TOKEN}" > ~/.npmrc
       - run:
           name: Find and publish all bumped packages
-          command: node ./scripts/monorepo/find-and-publish-all-bumped-packages.js
+          command: node ./scripts/releases-ci/publish-updated-packages.js

scripts/releases-ci/README.md

@@ -6,10 +6,14 @@ CI-only release scripts — intended to run from a CI workflow (CircleCI or GitH
 
 For information on command arguments, run `node <command> --help`.
 
-### `prepare-package-for-release.js`
+### `prepare-package-for-release`
 
 Prepares files within the `react-native` package and template for the target release version. Writes a new commit and tag, which will trigger `publish-npm.js` in a new workflow.
 
-### `publish-npm.js`
+### `publish-npm`
 
 Prepares release artifacts and publishes the `react-native` package to npm.
+
+### `publish-updated-packages`
+
+Publishes all updated packages (excluding `react-native`) to npm. Triggered when a commit on a release branch contains `#publish-packages-to-npm`.

scripts/releases-ci/__tests__/publish-updated-packages-test.js

@@ -10,9 +10,9 @@
  */
 
 const {
-  findAndPublishAllBumpedPackages,
   getTagsFromCommitMessage,
-} = require('../find-and-publish-all-bumped-packages');
+  publishUpdatedPackages,
+} = require('../publish-updated-packages');
 
 const getPackagesMock = jest.fn();
 const execSync = jest.fn();
@@ -30,7 +30,7 @@ global.fetch = fetchMock;
 const BUMP_COMMIT_MESSAGE =
   'bumped packages versions\n\n#publish-packages-to-npm';
 
-describe('findAndPublishAllBumpedPackages', () => {
+describe('publishUpdatedPackages', () => {
   beforeEach(() => {
     jest.spyOn(console, 'log').mockImplementation(() => {});
     jest.resetAllMocks();
@@ -47,7 +47,7 @@ describe('findAndPublishAllBumpedPackages', () => {
       .spyOn(console, 'error')
       .mockImplementation(() => {});
 
-    await findAndPublishAllBumpedPackages();
+    await publishUpdatedPackages();
 
     expect(consoleError.mock.calls).toMatchInlineSnapshot(`
       Array [
@@ -67,7 +67,7 @@ describe('findAndPublishAllBumpedPackages', () => {
     });
     const consoleLog = jest.spyOn(console, 'log').mockImplementation(() => {});
 
-    await findAndPublishAllBumpedPackages();
+    await publishUpdatedPackages();
 
     expect(consoleLog.mock.calls).toMatchInlineSnapshot(`
       Array [
@@ -99,7 +99,7 @@ describe('findAndPublishAllBumpedPackages', () => {
       json: () => Promise.resolve({versions: {}}),
     });
 
-    await expect(findAndPublishAllBumpedPackages()).rejects.toThrow(
+    await expect(publishUpdatedPackages()).rejects.toThrow(
       `Package version expected to be 0.x.x, but received ${mockedPackageNewVersion}`,
     );
   });
@@ -144,7 +144,7 @@ describe('findAndPublishAllBumpedPackages', () => {
 
     const consoleLog = jest.spyOn(console, 'log').mockImplementation(() => {});
 
-    await findAndPublishAllBumpedPackages();
+    await publishUpdatedPackages();
 
     expect(consoleLog.mock.calls.flat().join('\n')).toMatchInlineSnapshot(`
       "Discovering updated packages
@@ -217,7 +217,7 @@ describe('findAndPublishAllBumpedPackages', () => {
         .spyOn(console, 'error')
         .mockImplementation(() => {});
 
-      await findAndPublishAllBumpedPackages();
+      await publishUpdatedPackages();
 
       expect(consoleError.mock.calls.flat().join('\n')).toMatchInlineSnapshot(`
         "Failed to publish @react-native/package-b. npm publish exited with code 1:
@@ -258,7 +258,7 @@ describe('findAndPublishAllBumpedPackages', () => {
         .spyOn(console, 'log')
         .mockImplementation(() => {});
 
-      await findAndPublishAllBumpedPackages();
+      await publishUpdatedPackages();
 
       expect(consoleLog).toHaveBeenLastCalledWith('--- Retrying once! ---');
       expect(process.exitCode).toBe(1);

scripts/releases-ci/publish-updated-packages.js

@@ -9,14 +9,39 @@
  * @oncall react_native
  */
 
+const {PUBLISH_PACKAGES_TAG} = require('../monorepo/constants');
 const {publishPackage} = require('../npm-utils');
 const {getPackages} = require('../releases/utils/monorepo');
-const {PUBLISH_PACKAGES_TAG} = require('./constants');
+const {parseArgs} = require('@pkgjs/parseargs');
 const {execSync} = require('child_process');
 
 const NPM_CONFIG_OTP = process.env.NPM_CONFIG_OTP;
 
-async function findAndPublishAllBumpedPackages() {
+const config = {
+  options: {
+    help: {type: 'boolean'},
+  },
+};
+
+async function main() {
+  const {
+    values: {help},
+  } = parseArgs(config);
+
+  if (help) {
+    console.log(`
+  Usage: node ./scripts/releases/publish-updated-packages.js
+
+  Publishes all updated packages (excluding react-native) to npm. This script
+  is intended to run from a CI workflow.
+    `);
+    return;
+  }
+
+  await publishUpdatedPackages();
+}
+
+async function publishUpdatedPackages() {
   let commitMessage;
 
   try {
@@ -130,10 +155,10 @@ function runPublish(
 
 if (require.main === module) {
   // eslint-disable-next-line no-void
-  void findAndPublishAllBumpedPackages();
+  void main();
 }
 
 module.exports = {
-  findAndPublishAllBumpedPackages,
   getTagsFromCommitMessage,
+  publishUpdatedPackages,
 };