Review by Jùnliàng

.gitignore

@@ -20,6 +20,8 @@ dist
 package-lock.json
 !/.github/actions/*/package-lock.json
 
+/packages/babel-compat-data/build
+
 /packages/babel-runtime/helpers/*.js
 !/packages/babel-runtime/helpers/toArray.js
 !/packages/babel-runtime/helpers/iterableToArray.js

packages/babel-compat-data/package.json

@@ -19,7 +19,8 @@
   },
   "keywords": [
     "babel",
-    "babel-plugin"
+    "compat-table",
+    "compat-data"
   ],
   "dependencies": {
     "browserslist": "^4.8.2",
@@ -29,6 +30,7 @@
   "devDependencies": {
     "caniuse-db": "1.0.30000969",
     "electron-to-chromium": "1.3.113",
-    "lodash": "^4.17.15"
+    "lodash": "^4.17.15",
+    "@babel/helper-compilation-targets": "^0.0.0"
   }
 }

packages/babel-compat-data/scripts/build-data.js

@@ -7,7 +7,7 @@ const flattenDeep = require("lodash/flattenDeep");
 const isEqual = require("lodash/isEqual");
 const mapValues = require("lodash/mapValues");
 const pickBy = require("lodash/pickBy");
-const { unreleasedLabels } = require("../../babel-helper-compilation-targets");
+const { unreleasedLabels } = require("babel/helper-compilation-targets");
 const electronToChromiumVersions = require("electron-to-chromium").versions;
 
 const electronToChromiumKeys = Object.keys(

packages/babel-helper-compilation-targets/package.json

@@ -3,9 +3,11 @@
   "version": "0.0.0",
   "author": "The Babel Team (https://babeljs.io/team)",
   "license": "MIT",
-  "description": "",
+  "description": "Engine compat data used in @babel/preset-env",
   "repository": "https://github.com/babel/babel/tree/master/packages/babel-helper-compilation-targets",
   "main": "lib/index.js",
+  "type": "commonjs",
+  "exports": false,
   "publishConfig": {
     "access": "public"
   },