Handle createObjectConstructor()

in lib/VM/JSLib/Object.cpp [34:280]

• 240 lines of code
• 1 McCabe index (conditional complexity)

Handle<JSObject> createObjectConstructor(Runtime &runtime) {
  auto objectPrototype = Handle<JSObject>::vmcast(&runtime.objectPrototype);

  auto cons = defineSystemConstructor<JSObject>(
      runtime,
      Predefined::getSymbolID(Predefined::Object),
      objectConstructor,
      Handle<JSObject>::vmcast(&runtime.objectPrototype),
      1,
      CellKind::JSObjectKind);
  void *ctx = nullptr;

  // Object.prototype.xxx methods.
  defineMethod(
      runtime,
      objectPrototype,
      Predefined::getSymbolID(Predefined::toString),
      ctx,
      objectPrototypeToString,
      0);
  defineMethod(
      runtime,
      objectPrototype,
      Predefined::getSymbolID(Predefined::toLocaleString),
      ctx,
      objectPrototypeToLocaleString,
      0);
  defineMethod(
      runtime,
      objectPrototype,
      Predefined::getSymbolID(Predefined::valueOf),
      ctx,
      objectPrototypeValueOf,
      0);
  defineMethod(
      runtime,
      objectPrototype,
      Predefined::getSymbolID(Predefined::hasOwnProperty),
      ctx,
      objectPrototypeHasOwnProperty,
      1);
  defineMethod(
      runtime,
      objectPrototype,
      Predefined::getSymbolID(Predefined::isPrototypeOf),
      ctx,
      objectPrototypeIsPrototypeOf,
      1);
  defineMethod(
      runtime,
      objectPrototype,
      Predefined::getSymbolID(Predefined::propertyIsEnumerable),
      ctx,
      objectPrototypePropertyIsEnumerable,
      1);
  defineAccessor(
      runtime,
      objectPrototype,
      Predefined::getSymbolID(Predefined::underscore_proto),
      ctx,
      objectPrototypeProto_getter,
      objectPrototypeProto_setter,
      false,
      true);
  defineMethod(
      runtime,
      objectPrototype,
      Predefined::getSymbolID(Predefined::__defineGetter__),
      ctx,
      objectPrototypeDefineGetter,
      2);
  defineMethod(
      runtime,
      objectPrototype,
      Predefined::getSymbolID(Predefined::__defineSetter__),
      ctx,
      objectPrototypeDefineSetter,
      2);
  defineMethod(
      runtime,
      objectPrototype,
      Predefined::getSymbolID(Predefined::__lookupGetter__),
      ctx,
      objectPrototypeLookupGetter,
      1);
  defineMethod(
      runtime,
      objectPrototype,
      Predefined::getSymbolID(Predefined::__lookupSetter__),
      ctx,
      objectPrototypeLookupSetter,
      1);

  // Object.xxx() methods.
  defineMethod(
      runtime,
      cons,
      Predefined::getSymbolID(Predefined::getPrototypeOf),
      ctx,
      objectGetPrototypeOf,
      1);
  defineMethod(
      runtime,
      cons,
      Predefined::getSymbolID(Predefined::getOwnPropertyDescriptor),
      ctx,
      objectGetOwnPropertyDescriptor,
      2);
  defineMethod(
      runtime,
      cons,
      Predefined::getSymbolID(Predefined::getOwnPropertyDescriptors),
      ctx,
      objectGetOwnPropertyDescriptors,
      1);
  defineMethod(
      runtime,
      cons,
      Predefined::getSymbolID(Predefined::getOwnPropertyNames),
      ctx,
      objectGetOwnPropertyNames,
      1);
  defineMethod(
      runtime,
      cons,
      Predefined::getSymbolID(Predefined::getOwnPropertySymbols),
      ctx,
      objectGetOwnPropertySymbols,
      1);
  defineMethod(
      runtime,
      cons,
      Predefined::getSymbolID(Predefined::hasOwn),
      ctx,
      objectHasOwn,
      2);
  defineMethod(
      runtime,
      cons,
      Predefined::getSymbolID(Predefined::seal),
      ctx,
      objectSeal,
      1);
  defineMethod(
      runtime,
      cons,
      Predefined::getSymbolID(Predefined::freeze),
      ctx,
      objectFreeze,
      1);
  defineMethod(
      runtime,
      cons,
      Predefined::getSymbolID(Predefined::fromEntries),
      ctx,
      objectFromEntries,
      1);
  defineMethod(
      runtime,
      cons,
      Predefined::getSymbolID(Predefined::preventExtensions),
      ctx,
      objectPreventExtensions,
      1);

  defineMethod(
      runtime, cons, Predefined::getSymbolID(Predefined::is), ctx, objectIs, 2);
  defineMethod(
      runtime,
      cons,
      Predefined::getSymbolID(Predefined::isSealed),
      ctx,
      objectIsSealed,
      1);
  defineMethod(
      runtime,
      cons,
      Predefined::getSymbolID(Predefined::isFrozen),
      ctx,
      objectIsFrozen,
      1);
  defineMethod(
      runtime,
      cons,
      Predefined::getSymbolID(Predefined::isExtensible),
      ctx,
      objectIsExtensible,
      1);
  defineMethod(
      runtime,
      cons,
      Predefined::getSymbolID(Predefined::keys),
      ctx,
      objectKeys,
      1);
  defineMethod(
      runtime,
      cons,
      Predefined::getSymbolID(Predefined::values),
      ctx,
      objectValues,
      1);
  defineMethod(
      runtime,
      cons,
      Predefined::getSymbolID(Predefined::entries),
      ctx,
      objectEntries,
      1);
  defineMethod(
      runtime,
      cons,
      Predefined::getSymbolID(Predefined::create),
      ctx,
      objectCreate,
      2);
  defineMethod(
      runtime,
      cons,
      Predefined::getSymbolID(Predefined::defineProperty),
      ctx,
      objectDefineProperty,
      3);
  defineMethod(
      runtime,
      cons,
      Predefined::getSymbolID(Predefined::defineProperties),
      ctx,
      objectDefineProperties,
      2);
  defineMethod(
      runtime,
      cons,
      Predefined::getSymbolID(Predefined::assign),
      ctx,
      objectAssign,
      2);
  defineMethod(
      runtime,
      cons,
      Predefined::getSymbolID(Predefined::setPrototypeOf),
      ctx,
      objectSetPrototypeOf,
      2);

  return cons;
}