ci: node.js@24 and rewrite ts tests

Author: alexander-akait

.github/workflows/nodejs.yml

@@ -58,14 +58,14 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
-        node-version: [18.x, 20.x, 22.x, 23.x]
+        node-version: [18.x, 20.x, 22.x, 24.x]
         shard: ["1/4", "2/4", "3/4", "4/4"]
         webpack-version: [latest]
         dev-server-version: [latest]
         exclude:
           # Node.js v23.7.0 is broken on windows
           - os: windows-latest
-            node-version: 23.x
+            node-version: 24.x
 
     steps:
       - uses: actions/checkout@v4

…fig-format/typescript-esnext-mjs/main.ts …rmat/typescript-cjs-using-nodejs/main.tstest/build/config-format/typescript-esnext-mjs/main.ts renamed to test/build/config-format/typescript-cjs-using-nodejs/main.ts test/build/config-format/typescript-esnext-mjs/main.ts renamed to test/build/config-format/typescript-cjs-using-nodejs/main.ts

@@ -1,18 +1,18 @@
+// eslint-disable-next-line n/no-unpublished-require
 const { run } = require("../../../utils/test-utils");
 const { existsSync } = require("fs");
 const { resolve } = require("path");
 
 describe("webpack cli", () => {
-  it("should support typescript file", async () => {
-    // This test is for https://nodejs.org/api/typescript.html#modules-typescript
-    // By default this feature enabled only since v23.6.0
-    // For old Node.js version it uses `typescript`
-    // For v23.6.0+ Node.js version it uses built-in feature
+  it("should support typescript esnext file", async () => {
+    const [major, minor] = process.versions.node.split(".").map(Number);
     const { exitCode, stderr, stdout } = await run(__dirname, ["-c", "./webpack.config.cts"], {
       env: { NODE_NO_WARNINGS: 1 },
+      // Fallback to `ts-node/esm` for old Node.js versions
+      nodeOptions: major >= 22 && minor >= 6 ? [] : ["--experimental-loader=ts-node/esm"],
     });
 
-    expect(stderr).toBeFalsy();
+    expect(stderr).toBeFalsy(); // Deprecation warning logs on stderr
     expect(stdout).toBeTruthy();
     expect(exitCode).toBe(0);
     expect(existsSync(resolve(__dirname, "dist/foo.bundle.js"))).toBeTruthy();

…ormat/typescript-esnext-mjs/package.json …typescript-cjs-using-nodejs/package.jsontest/build/config-format/typescript-esnext-mjs/package.json renamed to test/build/config-format/typescript-cjs-using-nodejs/package.json test/build/config-format/typescript-esnext-mjs/package.json renamed to test/build/config-format/typescript-cjs-using-nodejs/package.json

@@ -1,16 +1,15 @@
 /* eslint-disable node/no-unsupported-features/es-syntax */
-/** eslint-disable **/
-import * as path from "path";
+const path = require("path");
 
 // cspell:ignore elopment
 const mode: string = "dev" + "elopment";
 const config = {
   mode,
   entry: "./main.ts",
   output: {
-    path: path.resolve(__dirname, "dist"),
+    path: path.resolve("dist"),
     filename: "foo.bundle.js",
   },
 };
 
-export = config;
+module.exports = config;