work on plugin

Author: zloirock

package.json

@@ -36,7 +36,7 @@
     "lint": "run-s prepare lint-raw",
     "lint-raw": "run-s test-eslint test-type-definitions bundle-package test-publint",
     "test": "run-s prepare test-raw",
-    "test-raw": "run-s lint-raw bundle-tests test-unit test-promises test-entries test-compat-data test-compat-tools test-builder check",
+    "test-raw": "run-s lint-raw bundle-tests test-unit test-promises test-entries test-compat-data test-compat-tools test-builder test-babel-plugin check",
     "test-eslint": "npm run zxi time tests/eslint/runner.mjs",
     "test-publint": "npm run zxi time tests/publint/runner.mjs",
     "test-unit": "run-s test-unit-karma test-unit-node test-unit-bun",

packages/core-js-babel-plugin/index.js

@@ -33,6 +33,8 @@ module.exports = defineProvider(({
   const modulesListForTargetVersion = getModulesListForTargetVersion(version);
   const injectedModules = new Set();
 
+  if (!Object.keys(targets).length) targets = null;
+
   const resolve = createMetaResolver({
     global: Globals,
     static: StaticProperties,
@@ -52,15 +54,14 @@ module.exports = defineProvider(({
   }
 
   function getModulesForCoreJSEntry(entry) {
-    return compat({ modules: entries[entry], targets }).list;
+    return compat({ modules: entries[entry], targets, version }).list;
   }
 
   function injectCoreJSModulesForEntry(entry, utils) {
     for (const moduleName of getModulesForCoreJSEntry(entry)) {
-      if (injectedModules.has(moduleName)) continue;
-      injectedModules.add(moduleName);
-      const modulePath = `${ pkg }/modules/${ moduleName }`;
-      utils.injectGlobalImport(modulePath, moduleName);
+      const moduleEntry = `modules/${ moduleName }`;
+      utils.injectGlobalImport(`${ pkg }/${ moduleEntry }`, moduleName);
+      injectedModules.add(moduleEntry);
       debug(moduleName);
     }
   }
@@ -70,7 +71,7 @@ module.exports = defineProvider(({
     polyfills: modulesListForTargetVersion,
     entryGlobal({ source }, utils, path) {
       const entry = getCoreJSEntry(source);
-      if (entry === null) return;
+      if (entry === null || injectedModules.has(entry)) return;
       injectCoreJSModulesForEntry(entry, utils);
       path.remove();
     },

tests/babel-plugin/index.mjs

@@ -1,9 +1,10 @@
 const { transformAsync } = require('@babel/core');
 const { strictEqual } = require('node:assert');
 
+const { _: args } = argv;
 const { access, readdir, readFile, readJson, stat, writeFile } = fs;
 const { join } = path;
-const { cyan, green, yellow } = chalk;
+const { cyan, green, red, yellow } = chalk;
 
 const { OVERWRITE } = process.env;
 const UTF8 = { encoding: 'utf8' };
@@ -30,8 +31,8 @@ async function handleDirectory(directory) {
     return echo`${ cyan(expected) } ${ yellow('created') }`;
   }
 
-  strictEqual(String(await readFile(expected, UTF8)), result);
+  strictEqual(String(await readFile(expected, UTF8)), result, red(directory));
   echo`${ cyan(directory) } ${ green('passed') }`;
 }
 
-await handleDirectory('./fixtures');
+await handleDirectory(args.length ? `./fixtures/${ args[0] }` : './fixtures');