Read node polyfill versions from package.json

packages/utils/node-resolver-core/src/builtins.js

@@ -1,6 +1,9 @@
 // @flow strict-local
 // $FlowFixMe this is untyped
 import {builtinModules} from 'module';
+import nullthrows from 'nullthrows';
+// flowlint-next-line untyped-import:off
+import packageJson from '../package.json';
 
 export const empty: string = require.resolve('./_empty.js');
 
@@ -13,30 +16,40 @@ for (let key of builtinModules) {
   builtins[key] = {name: empty, range: null};
 }
 
-// These are mostly the versions considered "new enough" by
-// https://www.npmjs.com/package/node-libs-browser (with a few version bumps)
-builtins.assert = {name: 'assert/', range: '^2.0.0'};
-builtins.buffer = {name: 'buffer/', range: '^5.5.0'};
-builtins.console = {name: 'console-browserify', range: '^1.2.0'};
-builtins.constants = {name: 'constants-browserify', range: '^1.0.0'};
-builtins.crypto = {name: 'crypto-browserify', range: '^3.12.0'};
-builtins.domain = {name: 'domain-browser', range: '^3.5.0'};
-builtins.events = {name: 'events/', range: '^3.1.0'};
-builtins.http = {name: 'stream-http', range: '^3.1.0'};
-builtins.https = {name: 'https-browserify', range: '^1.0.0'};
-builtins.os = {name: 'os-browserify/browser.js', range: '^0.3.0'};
-builtins.path = {name: 'path-browserify', range: '^1.0.0'};
-builtins.process = {name: 'process/browser.js', range: '^0.11.10'};
-builtins.punycode = {name: 'punycode/', range: '^1.4.1'};
-builtins.querystring = {name: 'querystring-es3/', range: '^0.2.1'};
-builtins.stream = {name: 'stream-browserify', range: '^3.0.0'};
-builtins.string_decoder = {name: 'string_decoder/', range: '^1.3.0'};
-builtins.sys = {name: 'util/util.js', range: '^0.12.3'};
-builtins.timers = {name: 'timers-browserify', range: '^2.0.11'};
-builtins.tty = {name: 'tty-browserify', range: '^0.0.1'};
-builtins.url = {name: 'url/', range: '^0.11.0'};
-builtins.util = {name: 'util/util.js', range: '^0.12.3'};
-builtins.vm = {name: 'vm-browserify', range: '^1.1.2'};
-builtins.zlib = {name: 'browserify-zlib', range: '^0.2.0'};
+let polyfills = {
+  assert: 'assert',
+  buffer: 'buffer',
+  console: 'console-browserify',
+  constants: 'constants-browserify',
+  crypto: 'crypto-browserify',
+  domain: 'domain-browser',
+  events: 'events',
+  http: 'stream-http',
+  https: 'https-browserify',
+  os: 'os-browserify',
+  path: 'path-browserify',
+  process: 'process',
+  punycode: 'punycode',
+  querystring: 'querystring-es3',
+  stream: 'stream-browserify',
+  string_decoder: 'string_decoder',
+  sys: 'util',
+  timers: 'timers-browserify',
+  tty: 'tty-browserify',
+  url: 'url',
+  util: 'util',
+  vm: 'vm-browserify',
+  zlib: 'browserify-zlib',
+};
+
+for (let k in polyfills) {
+  let polyfill = polyfills[k];
+  builtins[k] = {
+    name: polyfill + (builtinModules.includes(polyfill) ? '/' : ''),
+    range: nullthrows(packageJson.devDependencies[polyfill]),
+  };
+}
+
+console.log(builtins);
 
 export default builtins;