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lib: only build the ESM facade for builtins when they are needed #51669

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lib: only build the ESM facade for builtins when they are needed #51669

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2be93a1
lib: only build the ESM facade for builtins when they are needed
joyeecheung Feb 5, 2024
397aadb
benchmark: rename startup.js to startup-core.js
joyeecheung Feb 5, 2024
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2 changes: 1 addition & 1 deletion .github/CODEOWNERS
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Original file line number Diff line number Diff line change
Expand Up @@ -125,7 +125,7 @@

# Startup

/benchmark/misc/startup.js @nodejs/startup
/benchmark/misc/startup-* @nodejs/startup
/lib/internal/bootstrap/* @nodejs/startup
/src/node_builtins* @nodejs/startup
/src/node_realm* @nodejs/startup @nodejs/realm
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0 benchmark/misc/startup.js → benchmark/misc/startup-core.js
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8 changes: 3 additions & 5 deletions lib/internal/bootstrap/realm.js
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Expand Up @@ -198,6 +198,9 @@ const {
setInternalLoaders,
} = internalBinding('builtins');

const { ModuleWrap } = internalBinding('module_wrap');
ObjectSetPrototypeOf(ModuleWrap.prototype, null);

const getOwn = (target, property, receiver) => {
return ObjectPrototypeHasOwnProperty(target, property) ?
ReflectGet(target, property, receiver) :
Expand Down Expand Up @@ -338,16 +341,11 @@ class BuiltinModule {
const internal = StringPrototypeStartsWith(this.id, 'internal/');
this.exportKeys = internal ? [] : ObjectKeys(this.exports);
}
this.getESMFacade();
this.syncExports();
return this.exports;
}

getESMFacade() {
if (this.module) return this.module;
const { ModuleWrap } = internalBinding('module_wrap');
// TODO(aduh95): move this to C++, alongside the initialization of the class.
ObjectSetPrototypeOf(ModuleWrap.prototype, null);
const url = `node:${this.id}`;
const builtin = this;
const exportsKeys = ArrayPrototypeSlice(this.exportKeys);
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