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implement Module.prototype._compile (#5840)

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This commit is contained in:
dave caruso
2023-09-20 21:31:57 -04:00
committed by GitHub
parent 34d191be67
commit 365fc0d39d
4 changed files with 78 additions and 2 deletions
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58
src/bun.js/bindings/CommonJSModuleRecord.cpp
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@@ -346,6 +346,63 @@ static JSValue createChildren(VM& vm, JSObject* object)
return constructEmptyArray(object->globalObject(), nullptr, 0);
}
JSC_DEFINE_HOST_FUNCTION(functionCommonJSModuleRecord_compile, (JSGlobalObject * globalObject, CallFrame* callframe))
{
auto* moduleObject = jsDynamicCast<JSCommonJSModule*>(callframe->thisValue());
if (!moduleObject) {
return JSValue::encode(jsUndefined());
}
auto& vm = globalObject->vm();
auto throwScope = DECLARE_THROW_SCOPE(vm);
String sourceString = callframe->argument(0).toWTFString(globalObject);
RETURN_IF_EXCEPTION(throwScope, JSValue::encode({}));
String filenameString = callframe->argument(1).toWTFString(globalObject);
RETURN_IF_EXCEPTION(throwScope, JSValue::encode({}));
String wrappedString = makeString(
"(function(module,exports,require,__dirname,__filename){"_s,
sourceString,
"\n}).call($_BunCommonJSModule_$.module.exports, $_BunCommonJSModule_$.module, $_BunCommonJSModule_$.module.exports, ($_BunCommonJSModule_$.module.require = $_BunCommonJSModule_$.module.require.bind($_BunCommonJSModule_$.module), $_BunCommonJSModule_$.module.require.path = $_BunCommonJSModule_$.module.id, $_BunCommonJSModule_$.module.require.resolve = $_BunCommonJSModule_$.module.require.resolve.bind($_BunCommonJSModule_$.module.id), $_BunCommonJSModule_$.module.require), $_BunCommonJSModule_$.__dirname, $_BunCommonJSModule_$.__filename);"_s);
SourceCode sourceCode = makeSource(
WTFMove(wrappedString),
SourceOrigin(URL::fileURLWithFileSystemPath(filenameString)),
JSC::SourceTaintedOrigin::Untainted,
filenameString,
WTF::TextPosition(),
JSC::SourceProviderSourceType::Program);
JSSourceCode* jsSourceCode = JSSourceCode::create(vm, WTFMove(sourceCode));
moduleObject->sourceCode.set(vm, moduleObject, jsSourceCode);
auto index = filenameString.reverseFind('/', filenameString.length());
String dirnameString;
if (index != WTF::notFound) {
dirnameString = filenameString.substring(0, index);
} else {
dirnameString = "/"_s;
}
WTF::NakedPtr<JSC::Exception> exception;
evaluateCommonJSModuleOnce(
vm,
jsCast<Zig::GlobalObject*>(globalObject),
moduleObject,
jsString(vm, dirnameString),
jsString(vm, filenameString),
exception);
if (exception) {
throwException(globalObject, throwScope, exception.get());
exception.clear();
return JSValue::encode({});
}
return JSValue::encode(jsUndefined());
}
static const struct HashTableValue JSCommonJSModulePrototypeTableValues[] = {
{ "children"_s, static_cast<unsigned>(PropertyAttribute::PropertyCallback | PropertyAttribute::DontEnum | 0), NoIntrinsic, { HashTableValue::LazyPropertyType, createChildren } },
{ "filename"_s, static_cast<unsigned>(PropertyAttribute::CustomAccessor), NoIntrinsic, { HashTableValue::GetterSetterType, getterFilename, setterFilename } },
@@ -354,6 +411,7 @@ static const struct HashTableValue JSCommonJSModulePrototypeTableValues[] = {
{ "parent"_s, static_cast<unsigned>(PropertyAttribute::PropertyCallback | PropertyAttribute::DontEnum | 0), NoIntrinsic, { HashTableValue::LazyPropertyType, createParent } },
{ "path"_s, static_cast<unsigned>(PropertyAttribute::CustomAccessor), NoIntrinsic, { HashTableValue::GetterSetterType, getterPath, setterPath } },
{ "paths"_s, static_cast<unsigned>(PropertyAttribute::CustomAccessor), NoIntrinsic, { HashTableValue::GetterSetterType, getterPaths, setterPaths } },
{ "_compile"_s, static_cast<unsigned>(PropertyAttribute::Function), NoIntrinsic, { HashTableValue::NativeFunctionType, functionCommonJSModuleRecord_compile, 2 } },
};
class JSCommonJSModulePrototype final : public JSC::JSNonFinalObject {