Add as a weekly job

.github/workflows/bundler-friendly.yml

@@ -0,0 +1,61 @@
+name: Bundler_Friendly
+
+on:
+  schedule:
+    # “At 00:00 on Sunday.” https://crontab.guru/#0%C2%A00%C2%A0*%C2%A0*%C2%A00
+    - cron: "0 0 * * 0"
+  pull_request:
+    paths:
+      # This workflow file
+      - ".github/workflows/bundler-friendly.yml"
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v3
+        with:
+          cache: "yarn"
+
+      - name: Install Dependencies
+        run: yarn install --frozen-lockfile
+
+      - name: Build Package
+        run: yarn build
+
+      - name: Upload Artifact
+        uses: actions/upload-artifact@v2
+        with:
+          name: dist
+          path: dist
+
+  webpack:
+    name: Bundle Prettier with webpack
+    runs-on: ubuntu-latest
+    needs: [build]
+    defaults:
+      run:
+        working-directory: scripts/tools/bundle-prettier-with-webpack-test
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2.4.0
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v2.5.1
+
+      - name: Download Artifact
+        uses: actions/download-artifact@v2
+        with:
+          name: dist
+          path: dist
+
+      - name: Install Dependencies
+        run: yarn install --frozen-lockfile
+
+      - name: Test
+        run: yarn test

.github/workflows/dev-package-test.yml

@@ -2,12 +2,14 @@ name: Dev_Package_Test
 
 on:
   schedule:
-    - cron: "0 0 * * 1"
+    # “At 00:00 on Sunday.” https://crontab.guru/#0%C2%A00%C2%A0*%C2%A0*%C2%A00
+    - cron: "0 0 * * 0"
   pull_request:
     paths:
       - "package.json"
-      - ".github/workflows/dev-package-test.yml"
       - "yarn.lock"
+      # This workflow file
+      - ".github/workflows/dev-package-test.yml"
 
 jobs:
   test:

.github/workflows/prod-test.yml

@@ -169,29 +169,3 @@ jobs:
 
       - name: Run CLI on Node.js v0.10.48
         run: node dist/bin-prettier --version 2>&1 >/dev/null | grep "prettier requires at least version 10.13.0 of Node, please upgrade" || exit 1
-
-  webpack-friendly:
-    name: Bundle Prettier with webpack
-    runs-on: ubuntu-latest
-    needs: [build]
-    defaults:
-      run:
-        working-directory: scripts/tools/bundle-prettier-with-webpack-test
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v2.4.0
-
-      - name: Setup Node.js
-        uses: actions/setup-node@v2.5.1
-
-      - name: Download Artifact
-        uses: actions/download-artifact@v2
-        with:
-          name: dist
-          path: dist
-
-      - name: Install Dependencies
-        run: yarn install --frozen-lockfile
-
-      - name: Test
-        run: yarn test

scripts/tools/bundle-prettier-with-webpack-test/index.js

@@ -1,6 +1,7 @@
 import { fileURLToPath } from "node:url";
 import path from "node:path";
 import crypto from "node:crypto";
+import fs from "node:fs/promises";
 import webpack from "webpack";
 import { DIST_DIR } from "../../../scripts/utils/index.mjs";
 
@@ -32,24 +33,43 @@ const TEMPORARY_DIRECTORY = fileURLToPath(new URL("./.tmp", import.meta.url));
 
 /* `require` in `parser-typescript.js`, #12338 */
 (async () => {
-  const PROBLEMATIC_WARNING_MESSAGE =
-    "Critical dependency: require function is used in a way in which dependencies cannot be statically extracted";
-
-  const stats = await runWebpack({
-    mode: "production",
-    entry: path.join(DIST_DIR, "parser-typescript.js"),
-    output: {
-      path: TEMPORARY_DIRECTORY,
-      filename: getRandomFileName("output"),
-    },
-  });
-  const result = stats.toJson();
-  const { warnings } = result;
-  const error = warnings.find(
-    ({ message }) => message === PROBLEMATIC_WARNING_MESSAGE
-  );
-  if (error) {
-    console.error(error);
-    throw new Error("Unexpected webpack warning.");
+  const files = await fs.readdir(DIST_DIR);
+  for (const file of files) {
+    if (
+      !(
+        file.startsWith("parser-") ||
+        file === "standalone.js" ||
+        file === "doc.js"
+      )
+    ) {
+      continue;
+    }
+
+    console.log(`Testing ${file}: `);
+
+    const stats = await runWebpack({
+      mode: "production",
+      entry: path.join(DIST_DIR, file),
+      output: {
+        path: TEMPORARY_DIRECTORY,
+        filename: getRandomFileName(file),
+      },
+    });
+    const result = stats.toJson();
+    const warnings = result.warnings.filter(
+      ({ message }) =>
+        !(
+          message.startsWith("entrypoint size limit:") ||
+          message.startsWith("asset size limit:") ||
+          message.startsWith("webpack performance recommendations:")
+        )
+    );
+
+    if (warnings.length > 0) {
+      console.log(warnings);
+      throw new Error("Unexpected webpack warning.");
+    }
+
+    console.log("Passed.");
   }
 })();