Stop vendoring import-meta-resolve (#17677)

.c8rc

@@ -9,7 +9,6 @@
   "exclude": [
     "packages/babel-standalone/**",
     "packages/babel-types/**/generated/*",
-    "packages/babel-helpers/*/helpers/*",
-    "packages/babel-core/*/vendor/*"
+    "packages/babel-helpers/*/helpers/*"
   ]
 }

.github/workflows/ci.yml

@@ -108,7 +108,6 @@ jobs:
             packages/babel-runtime/**/*.js
             packages/babel-runtime-corejs2/**/*.js
             packages/babel-runtime-corejs3/**/*.js
-            packages/babel-core/src/vendor/*
             !**/node_modules/**
           retention-days: 5
 
@@ -294,7 +293,6 @@ jobs:
             packages/babel-runtime/**/*.js
             packages/babel-runtime-corejs2/**/*.js
             packages/babel-runtime-corejs3/**/*.js
-            packages/babel-core/src/vendor/*
             !**/node_modules/**
           retention-days: 5
 

.prettierignore

@@ -2,7 +2,6 @@ package.json
 packages/babel-preset-env/data
 packages/babel-compat-data/data
 packages/babel-compat-data/scripts/data/overlapping-plugins.js
-packages/babel-core/src/vendor/**
 **/test/fixtures/**
 packages/babel-standalone/examples/**
 packages/babel-parser/test/expressions/**

Gulpfile.mts

@@ -22,7 +22,6 @@ import rollupTerser from "@rollup/plugin-terser";
 import rollupDts from "rollup-plugin-dts";
 import { Worker as JestWorker } from "jest-worker";
 import { Glob } from "glob";
-import { resolve as importMetaResolve } from "import-meta-resolve";
 
 // @ts-expect-error no types
 import rollupBabelSource from "./scripts/rollup-plugin-babel-source.js";
@@ -982,60 +981,9 @@ gulp.task("bundle-dts", () => buildRollupDts(dtsBundles));
 
 gulp.task("build-babel", () => buildBabel(true, /* exclude */ libBundles));
 
-gulp.task("build-vendor", async () => {
-  const input = fileURLToPath(
-    importMetaResolve("import-meta-resolve", import.meta.url)
-  );
-  const output = "./packages/babel-core/src/vendor/import-meta-resolve.js";
-
-  const bundle = await rollup({
-    input,
-    onwarn(warning, warn) {
-      if (warning.code === "CIRCULAR_DEPENDENCY") return;
-      warn(warning);
-    },
-    plugins: [
-      rollupCommonJs({ defaultIsModuleExports: true }),
-      rollupNodeResolve({
-        extensions: [".js", ".mjs", ".cjs", ".json"],
-        preferBuiltins: true,
-      }),
-      {
-        // Remove the node: prefix from imports, so that it works in old Node.js version
-        // TODO(Babel 8): This can be removed.
-        name: "rollup-babel-internal-remove-node-import-prefix",
-        transform: code => code.replace(/(?<=from ["'])node:/g, ""),
-      },
-    ],
-  });
-
-  await bundle.write({
-    file: output,
-    format: "es",
-    sourcemap: false,
-    exports: "named",
-    banner: String.raw`
-/****************************************************************************\
- *                         NOTE FROM BABEL AUTHORS                          *
- * This file is inlined from https://github.com/wooorm/import-meta-resolve, *
- * because we need to compile it to CommonJS.                               *
-\****************************************************************************/
-
-/*
-${fs.readFileSync(path.join(path.dirname(input), "license"), "utf8")}*/
-`,
-  });
-
-  fs.writeFileSync(
-    output.replace(".js", ".d.ts"),
-    `export function resolve(specifier: string, parent: string): string;`
-  );
-});
-
 gulp.task(
   "build",
   gulp.series(
-    "build-vendor",
     gulp.parallel("build-rollup", "build-babel"),
     gulp.parallel(
       "generate-type-helpers",
@@ -1059,7 +1007,6 @@ gulp.task("build-no-bundle-watch", () => buildBabel(false));
 gulp.task(
   "build-dev",
   gulp.series(
-    "build-vendor",
     "build-no-bundle",
     gulp.parallel(
       "generate-standalone",

eslint.config.mts

@@ -53,7 +53,6 @@ export default defineConfig([
       "packages/babel-standalone/babel.js",
       "packages/babel-standalone/babel.min.js",
       "packages/babel-parser/test/expressions",
-      "packages/babel-core/src/vendor",
       "packages/babel-parser/typings/**/*",
       "packages/babel-plugin-transform-regenerator/test/regenerator-fixtures",
       "eslint/*/lib",

jest.config.js

@@ -22,7 +22,6 @@ const config = {
     "<rootDir>/packages/babel-standalone/.*",
     "<rootDir>/packages/babel-types/.*/generated/.*",
     "<rootDir>/packages/babel-helpers/.*/helpers/.*",
-    "<rootDir>/packages/babel-core/.*/vendor/.*",
   ],
 
   setupFiles: ["@cspotcode/source-map-support/register"],

package.json

@@ -67,7 +67,6 @@
     "globals": "^15.9.0",
     "gulp": "^5.0.0",
     "husky": "^9.0.11",
-    "import-meta-resolve": "^4.1.0",
     "is-ci": "^3.0.1",
     "jest": "^30.1.1",
     "jest-light-runner": "^0.7.9",

packages/babel-code-frame/package.json

@@ -21,8 +21,7 @@
     "picocolors": "^1.1.1"
   },
   "devDependencies": {
-    "charcodes": "^0.2.0",
-    "import-meta-resolve": "^4.1.0"
+    "charcodes": "^0.2.0"
   },
   "engines": {
     "node": "^20.19.0 || >=22.12.0"

packages/babel-core/package.json

@@ -58,6 +58,7 @@
     "@types/gensync": "^1.0.0",
     "convert-source-map": "^2.0.0",
     "gensync": "^1.0.0-beta.2",
+    "import-meta-resolve": "^4.2.0",
     "json5": "^2.2.3",
     "obug": "^2.1.1",
     "semver": "^7.7.3"

packages/babel-core/src/config/files/plugins.ts

@@ -9,7 +9,7 @@ import { isAsync } from "../../gensync-utils/async.ts";
 import loadCodeDefault from "./module-types.ts";
 import { fileURLToPath, pathToFileURL } from "node:url";
 
-import { resolve as importMetaResolve } from "../../vendor/import-meta-resolve.js";
+import { resolve as importMetaResolve } from "import-meta-resolve";
 
 import { createRequire } from "node:module";
 import { existsSync } from "node:fs";

packages/babel-core/src/vendor/import-meta-resolve.d.ts

@@ -1 +0,0 @@
-export function resolve(specifier: string, parent: string): string;

yarn.lock

@@ -344,7 +344,6 @@ __metadata:
   dependencies:
     "@babel/helper-validator-identifier": "workspace:^"
     charcodes: "npm:^0.2.0"
-    import-meta-resolve: "npm:^4.1.0"
     js-tokens: "npm:^10.0.0"
     picocolors: "npm:^1.1.1"
   languageName: unknown
@@ -475,6 +474,7 @@ __metadata:
     "@types/semver": "npm:^5.4.0"
     convert-source-map: "npm:^2.0.0"
     gensync: "npm:^1.0.0-beta.2"
+    import-meta-resolve: "npm:^4.2.0"
     json5: "npm:^2.2.3"
     obug: "npm:^2.1.1"
     semver: "npm:^7.7.3"
@@ -7507,7 +7507,6 @@ __metadata:
     globals: "npm:^15.9.0"
     gulp: "npm:^5.0.0"
     husky: "npm:^9.0.11"
-    import-meta-resolve: "npm:^4.1.0"
     is-ci: "npm:^3.0.1"
     jest: "npm:^30.1.1"
     jest-light-runner: "npm:^0.7.9"
@@ -11491,10 +11490,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"import-meta-resolve@npm:^4.1.0":
-  version: 4.1.0
-  resolution: "import-meta-resolve@npm:4.1.0"
-  checksum: 10/40162f67eb406c8d5d49266206ef12ff07b54f5fad8cfd806db9efe3a055958e9969be51d6efaf82e34b8bea6758113dcc17bb79ff148292a4badcabc3472f22
+"import-meta-resolve@npm:^4.2.0":
+  version: 4.2.0
+  resolution: "import-meta-resolve@npm:4.2.0"
+  checksum: 10/3499ee8b7eddb79be77067b368bcdf39e6f144306dea4686d08071ae7e65a2e3bdca3f98f2a0f4babdcd4ba9d9e7d379ae7e27c4b9bf8b08c1e812a28c674bf3
   languageName: node
   linkType: hard