Update

[ghstack-poisoned]

.github/workflows/devtools_regression_tests.yml

@@ -37,7 +37,7 @@ jobs:
       - name: Download react-devtools artifacts for base revision
         run: |
           git fetch origin main
-          GH_TOKEN=${{ github.token }} scripts/release/download-experimental-build.js --commit=$(git rev-parse origin/main)
+          GH_TOKEN=${{ github.token }} scripts/release/download-experimental-build-ghaction.js --commit=$(git rev-parse origin/main)
       - name: Display structure of build
         run: ls -R build
       - name: Archive build
@@ -69,7 +69,7 @@ jobs:
         with:
           name: build
           path: build
-      - run: ./scripts/ci/pack_and_store_devtools_artifacts.sh
+      - run: ./scripts/circleci/pack_and_store_devtools_artifacts.sh
         env:
           RELEASE_CHANNEL: experimental
       - name: Display structure of build
@@ -122,8 +122,8 @@ jobs:
         uses: actions/download-artifact@v4
       - name: Display structure of build
         run: ls -R build
-      - run: ./scripts/ci/download_devtools_regression_build.js ${{ matrix.version }} --replaceBuild
-      - run: node ./scripts/jest/jest-cli.js --build --project devtools --release-channel=experimental --reactVersion ${{ matrix.version }} --ci
+      - run: ./scripts/circleci/download_devtools_regression_build.js ${{ matrix.version }} --replaceBuild
+      - run: node ./scripts/jest/jest-cli.js --build --project devtools --release-channel=experimental --reactVersion ${{ matrix.version }} --ci=github
 
   run_devtools_e2e_tests_for_versions:
     name: Run DevTools e2e tests for versions
@@ -160,9 +160,9 @@ jobs:
         run: |
           npx playwright install
           sudo npx playwright install-deps
-      - run: ./scripts/ci/download_devtools_regression_build.js ${{ matrix.version }}
+      - run: ./scripts/circleci/download_devtools_regression_build.js ${{ matrix.version }}
       - run: ls -R build-regression
-      - run: ./scripts/ci/run_devtools_e2e_tests.js ${{ matrix.version }}
+      - run: ./scripts/circleci/run_devtools_e2e_tests.js ${{ matrix.version }}
         env:
           RELEASE_CHANNEL: experimental
       - name: Cleanup build regression folder

.github/workflows/runtime_build_and_test.yml

@@ -141,7 +141,7 @@ jobs:
           path: "**/node_modules"
           key: ${{ runner.arch }}-${{ runner.os }}-modules-${{ hashFiles('yarn.lock') }}
       - run: yarn install --frozen-lockfile
-      - run: yarn test ${{ matrix.params }} --ci --shard=${{ matrix.shard }}
+      - run: yarn test ${{ matrix.params }} --ci=github --shard=${{ matrix.shard }}
 
   # ----- BUILD -----
   build_and_lint:
@@ -170,7 +170,7 @@ jobs:
           path: "**/node_modules"
           key: ${{ runner.arch }}-${{ runner.os }}-modules-${{ hashFiles('yarn.lock') }}
       - run: yarn install --frozen-lockfile
-      - run: yarn build --index=${{ matrix.worker_id }} --total=20 --r=${{ matrix.release_channel }} --ci
+      - run: yarn build --index=${{ matrix.worker_id }} --total=20 --r=${{ matrix.release_channel }} --ci=github
         env:
           CI: github
           RELEASE_CHANNEL: ${{ matrix.release_channel }}
@@ -248,7 +248,7 @@ jobs:
           merge-multiple: true
       - name: Display structure of build
         run: ls -R build
-      - run: yarn test --build ${{ matrix.test_params }} --shard=${{ matrix.shard }} --ci
+      - run: yarn test --build ${{ matrix.test_params }} --shard=${{ matrix.shard }} --ci=github
 
   process_artifacts_combined:
     name: Process artifacts combined
@@ -472,7 +472,7 @@ jobs:
           pattern: _build_*
           path: build
           merge-multiple: true
-      - run: ./scripts/ci/pack_and_store_devtools_artifacts.sh
+      - run: ./scripts/circleci/pack_and_store_devtools_artifacts.sh
         env:
           RELEASE_CHANNEL: experimental
       - name: Display structure of build
@@ -521,7 +521,7 @@ jobs:
       - run: |
           npx playwright install
           sudo npx playwright install-deps
-      - run: ./scripts/ci/run_devtools_e2e_tests.js
+      - run: ./scripts/circleci/run_devtools_e2e_tests.js
         env:
           RELEASE_CHANNEL: experimental
 
@@ -549,7 +549,7 @@ jobs:
       - name: Download artifacts for base revision
         run: |
           git fetch origin main
-          GH_TOKEN=${{ github.token }} scripts/release/download-experimental-build.js --commit=$(git rev-parse origin/main)
+          GH_TOKEN=${{ github.token }} scripts/release/download-experimental-build-ghaction.js --commit=$(git rev-parse origin/main)
           mv ./build ./base-build
       # TODO: The `download-experimental-build` script copies the npm
       # packages into the `node_modules` directory. This is a historical

.github/workflows/runtime_commit_artifacts.yml

@@ -72,7 +72,7 @@ jobs:
         working-directory: scripts/release
       - name: Download artifacts for base revision
         run: |
-          GH_TOKEN=${{ github.token }} scripts/release/download-experimental-build.js --commit=${{ github.event.workflow_run.head_sha }}
+          GH_TOKEN=${{ github.token }} scripts/release/download-experimental-build-ghaction.js --commit=${{ github.event.workflow_run.head_sha }}
       - name: Display structure of build
         run: ls -R build
       - name: Strip @license from eslint plugin and react-refresh

.github/workflows/runtime_fuzz_tests.yml

@@ -32,5 +32,5 @@ jobs:
       shell: bash
     - name: Run fuzz tests
       run: |-
-        FUZZ_TEST_SEED=$RANDOM yarn test fuzz --ci
-        FUZZ_TEST_SEED=$RANDOM yarn test --prod fuzz --ci
+        FUZZ_TEST_SEED=$RANDOM yarn test fuzz --ci=github
+        FUZZ_TEST_SEED=$RANDOM yarn test --prod fuzz --ci=github

.github/workflows/shared_lint.yml

@@ -63,7 +63,7 @@ jobs:
           path: "**/node_modules"
           key: ${{ runner.arch }}-${{ runner.os }}-modules-${{ hashFiles('yarn.lock') }}
       - run: yarn install --frozen-lockfile
-      - run: ./scripts/ci/check_license.sh
+      - run: ./scripts/circleci/check_license.sh
 
   test_print_warnings:
     name: Test print warnings
@@ -81,4 +81,4 @@ jobs:
           path: "**/node_modules"
           key: ${{ runner.arch }}-${{ runner.os }}-modules-${{ hashFiles('yarn.lock') }}
       - run: yarn install --frozen-lockfile
-      - run: ./scripts/ci/test_print_warnings.sh
+      - run: ./scripts/circleci/test_print_warnings.sh

ReactVersions.js

@@ -25,7 +25,7 @@ const ReactVersion = '19.0.0';
 // choose to change it to "alpha", "beta", "rc", etc.
 //
 // It only affects the label used in the version string. To customize the
-// npm dist tags used during publish, refer to .github/workflows/runtime_prereleases_*.yml.
+// npm dist tags used during publish, refer to .circleci/config.yml.
 const canaryChannelLabel = 'rc';
 
 // If the canaryChannelLabel is "rc", the build pipeline will use this to build

dangerfile.js

@@ -274,7 +274,7 @@ ${significantResults.join('\n')}
     writeFileSync('sizebot-message.md', message);
     markdown(
       'The size diff is too large to display in a single comment. ' +
-        `The GitHub action for this pull request contains an artifact called 'sizebot-message.md' with the full message.`
+        `The [CircleCI job](${process.env.CIRCLE_BUILD_URL}) contains an artifact called 'sizebot-message.md' with the full message.`
     );
   } else {
     markdown(message);

package.json

@@ -131,7 +131,7 @@
     "prettier-all": "node ./scripts/prettier/index.js write",
     "prettier-check": "node ./scripts/prettier/index.js",
     "version-check": "node ./scripts/tasks/version-check.js",
-    "publish-prereleases": "echo 'This command has been deprecated. Please refer to https://github.com/facebook/react/tree/main/scripts/release#trigger-an-automated-prerelease'",
+    "publish-prereleases": "node ./scripts/release/publish-using-ci-workflow.js",
     "download-build": "node ./scripts/release/download-experimental-build.js",
     "download-build-for-head": "node ./scripts/release/download-experimental-build.js --commit=$(git rev-parse HEAD)",
     "download-build-in-codesandbox-ci": "yarn build --type=node react/index react-dom/index react-dom/src/server react-dom/test-utils scheduler/index react/jsx-runtime react/jsx-dev-runtime",

scripts/ci/check_license.sh → scripts/circleci/check_license.sh

@@ -3,7 +3,7 @@
 set -e
 
 # Make sure we don't introduce accidental references to PATENTS.
-EXPECTED='scripts/ci/check_license.sh'
+EXPECTED='scripts/circleci/check_license.sh'
 ACTUAL=$(git grep -l PATENTS)
 
 if [ "$EXPECTED" != "$ACTUAL" ]; then

scripts/jest/jest-cli.js

@@ -91,8 +91,8 @@ const argv = yargs
     ci: {
       describe: 'Run tests in CI',
       requiresArg: false,
-      type: 'boolean',
-      default: false,
+      type: 'choices',
+      choices: ['circleci', 'github'],
     },
     compactConsole: {
       alias: 'c',
@@ -308,7 +308,12 @@ function getCommandArgs() {
     args.push('--useStderr');
   }
 
-  if (argv.ci === true) {
+  // CI Environments have limited workers.
+  if (argv.ci === 'circleci') {
+    args.push('--maxWorkers=2');
+  }
+
+  if (argv.ci === 'github') {
     args.push('--maxConcurrency=10');
   }
 
@@ -363,7 +368,7 @@ function main() {
   const envars = getEnvars();
   const env = Object.entries(envars).map(([k, v]) => `${k}=${v}`);
 
-  if (argv.ci !== true) {
+  if (argv.ci !== 'github') {
     // Print the full command we're actually running.
     const command = `$ ${env.join(' ')} node ${args.join(' ')}`;
     console.log(chalk.dim(command));

scripts/release/README.md

@@ -18,9 +18,9 @@ If this is your first time running the release scripts, go to the `scripts/relea
 The release process consists of several phases, each one represented by one of the scripts below.
 
 A typical release cycle goes like this:
-1. When a commit is pushed to the React repo, [GitHub Actions](https://github.com/facebook/react/actions) will build all release bundles and run unit tests against both the source code and the built bundles.
+1. When a commit is pushed to the React repo, [Circle CI](https://circleci.com/gh/facebook/react/) will build all release bundles and run unit tests against both the source code and the built bundles.
 2. Each weekday, an automated CI cron job publishes prereleases to the `next` and `experimental` channels, from tip of the main branch.
-   1. You can also [trigger an automated prerelease via the GitHub UI](#trigger-an-automated-prerelease), instead of waiting until the next time the cron job runs.
+   1. You can also [trigger an automated prerelease via the command line](#trigger-an-automated-prerelease), instead of waiting until the next time the cron job runs.
    2. For advanced cases, you can [**manually prepare and publish to the `next` channel**](#publishing-release) using the [`prepare-release-from-ci`](#prepare-release-from-ci) and [`publish`](#publish) scripts; or to the [**`experimental` channel**](#publishing-an-experimental-release) using the same scripts (but different build artifacts).
 3. Finally, a "next" release can be [**promoted to stable**](#publishing-a-stable-release)<sup>1</sup> using the [`prepare-release-from-npm`](#prepare-release-from-npm) and [`publish`](#publish) scripts. (This process is always manual.)
 
@@ -34,15 +34,13 @@ The high level process of creating releases is [documented below](#process). Ind
 
 ## Trigger an Automated Prerelease
 
-If your code lands in the main branch, it will be automatically published to the prerelease channels within the next weekday. However, if you want to immediately publish a prerelease, you can trigger the job to run immediately via the GitHub UI:
+If your code lands in the main branch, it will be automatically published to the prerelease channels within the next weekday. However, if you want to immediately publish a prerelease, you can trigger the job to run immediately:
 
-1. Wait for the commit you want to release to finish its [(Runtime) Build and Test workflow](https://github.com/facebook/react/actions/workflows/runtime_build_and_test.yml), as the prerelease script needs to download the build from that workflow.
-2. Copy the git sha of whichever commit you are trying to release
-3. Go to https://github.com/facebook/react/actions/workflows/runtime_prereleases_manual.yml
-4. Paste the git sha into the "Run workflow" dropdown
-5. Let the job finish and it will be released on npm
+```sh
+yarn publish-prereleases
+```
 
-This will grab the specified revision on the main branch and publish it to the Next and Experimental channels.
+This will grab the most recent revision on the main branch and publish it to the Next and Experimental channels.
 ## Publishing Without Tags
 
 The sections below include meaningful `--tags` in the instructions. However, keep in mind that **the `--tags` arguments is optional**, and you can omit it if you don't want to tag the release on npm at all. This can be useful when preparing breaking changes.

scripts/release/download-experimental-build-ghaction.js

@@ -0,0 +1,59 @@
+#!/usr/bin/env node
+
+'use strict';
+
+const {join, relative} = require('path');
+const {handleError} = require('./utils');
+const yargs = require('yargs');
+const clear = require('clear');
+const theme = require('./theme');
+const {
+  downloadBuildArtifacts,
+} = require('./shared-commands/download-build-artifacts-ghaction');
+
+const argv = yargs.wrap(yargs.terminalWidth()).options({
+  releaseChannel: {
+    alias: 'r',
+    describe: 'Download the given release channel.',
+    requiresArg: true,
+    type: 'string',
+    choices: ['experimental', 'stable'],
+    default: 'experimental',
+  },
+  commit: {
+    alias: 'c',
+    describe: 'Commit hash to download.',
+    requiresArg: true,
+    demandOption: true,
+    type: 'string',
+  },
+}).argv;
+
+function printSummary(commit) {
+  const commandPath = relative(
+    process.env.PWD,
+    join(__dirname, '../download-experimental-build-ghaction.js')
+  );
+
+  clear();
+
+  const message = theme`
+    {caution An experimental build has been downloaded!}
+
+    You can download this build again by running:
+    {path   ${commandPath}} --commit={commit ${commit}}
+  `;
+
+  console.log(message.replace(/\n +/g, '\n').trim());
+}
+
+const main = async () => {
+  try {
+    await downloadBuildArtifacts(argv.commit, argv.releaseChannel);
+    printSummary(argv.commit);
+  } catch (error) {
+    handleError(error);
+  }
+};
+
+main();

scripts/release/download-experimental-build.js

@@ -2,58 +2,31 @@
 
 'use strict';
 
-const {join, relative} = require('path');
-const {handleError} = require('./utils');
-const yargs = require('yargs');
-const clear = require('clear');
-const theme = require('./theme');
+const {join} = require('path');
 const {
-  downloadBuildArtifacts,
-} = require('./shared-commands/download-build-artifacts');
-
-const argv = yargs.wrap(yargs.terminalWidth()).options({
-  releaseChannel: {
-    alias: 'r',
-    describe: 'Download the given release channel.',
-    requiresArg: true,
-    type: 'string',
-    choices: ['experimental', 'stable'],
-    default: 'experimental',
-  },
-  commit: {
-    alias: 'c',
-    describe: 'Commit hash to download.',
-    requiresArg: true,
-    demandOption: true,
-    type: 'string',
-  },
-}).argv;
-
-function printSummary(commit) {
-  const commandPath = relative(
-    process.env.PWD,
-    join(__dirname, '../download-experimental-build.js')
-  );
-
-  clear();
-
-  const message = theme`
-    {caution An experimental build has been downloaded!}
-
-    You can download this build again by running:
-    {path   ${commandPath}} --commit={commit ${commit}}
-  `;
-
-  console.log(message.replace(/\n +/g, '\n').trim());
-}
-
-const main = async () => {
+  addDefaultParamValue,
+  getPublicPackages,
+  handleError,
+} = require('./utils');
+
+const downloadBuildArtifacts = require('./shared-commands/download-build-artifacts');
+const parseParams = require('./shared-commands/parse-params');
+const printSummary = require('./download-experimental-build-commands/print-summary');
+
+const run = async () => {
   try {
-    await downloadBuildArtifacts(argv.commit, argv.releaseChannel);
-    printSummary(argv.commit);
+    addDefaultParamValue('-r', '--releaseChannel', 'experimental');
+
+    const params = await parseParams();
+    params.cwd = join(__dirname, '..', '..');
+    params.packages = await getPublicPackages(true);
+
+    await downloadBuildArtifacts(params);
+
+    printSummary(params);
   } catch (error) {
     handleError(error);
   }
 };
 
-main();
+run();

scripts/release/prepare-release-from-ci.js

@@ -7,7 +7,7 @@ const {addDefaultParamValue, handleError} = require('./utils');
 
 const {
   downloadBuildArtifacts,
-} = require('./shared-commands/download-build-artifacts');
+} = require('./shared-commands/download-build-artifacts-ghaction');
 const parseParams = require('./shared-commands/parse-params');
 const printPrereleaseSummary = require('./shared-commands/print-prerelease-summary');
 const testPackagingFixture = require('./shared-commands/test-packaging-fixture');