lib: expose primordials object

Expose the internal `primordials` object to help with Node.js core development. ```console $ node --expose-internals -r internal/test/binding lib/fs.js (node:5299) internal/test/binding: These APIs are for internal testing only. Do not use them. (Use `node --trace-warnings ...` to show where the warning was created) ``` PR-URL: #36872 Reviewed-By: Bradley Farias <[email protected]> Reviewed-By: James M Snell <[email protected]>
nodejs · Jan 21, 2021 · f2ac4bb · f2ac4bb
1 parent 850d357
commit f2ac4bb
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Showing 2 changed files with 9 additions and 4 deletions.
diff --git a/lib/internal/modules/cjs/loader.js b/lib/internal/modules/cjs/loader.js
@@ -233,9 +233,9 @@ ObjectDefineProperty(Module, 'wrapper', {
   }
 });
 
-ObjectDefineProperty(Module.prototype, 'isPreloading', {
-  get() { return isPreloading; }
-});
+const isPreloadingDesc = { get() { return isPreloading; } };
+ObjectDefineProperty(Module.prototype, 'isPreloading', isPreloadingDesc);
+ObjectDefineProperty(NativeModule.prototype, 'isPreloading', isPreloadingDesc);
 
 function getModuleParent() {
   return moduleParentCache.get(this);

diff --git a/lib/internal/test/binding.js b/lib/internal/test/binding.js
@@ -4,4 +4,9 @@ process.emitWarning(
   'These APIs are for internal testing only. Do not use them.',
   'internal/test/binding');
 
-module.exports = { internalBinding };
+if (module.isPreloading) {
+  globalThis.internalBinding = internalBinding;
+  globalThis.primordials = primordials;
+}
+
+module.exports = { internalBinding, primordials };