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LibJS: Fix that proxy always said that it had a [[Construct]] slot

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davidot 2021-10-14 02:06:53 +02:00 • committed by Linus Groh
parent 1c7c53e5a0
commit 021691753d
2 changed files with 11 additions and 1 deletions
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10
Userland/Libraries/LibJS/Runtime/ProxyObject.cpp
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@ -799,6 +799,16 @@ ThrowCompletionOr<Value> ProxyObject::internal_call(Value this_argument, MarkedV
return call(global_object, trap, &m_handler, &m_target, this_argument, arguments_array);
}
bool ProxyObject::has_constructor() const
{
// Note: A Proxy exotic object only has a [[Construct]] internal method if the initial value of
// its [[ProxyTarget]] internal slot is an object that has a [[Construct]] internal method.
if (!is_function())
return false;
return static_cast<FunctionObject&>(m_target).has_constructor();
}
// 10.5.13 [[Construct]] ( argumentsList, newTarget ), https://tc39.es/ecma262/#sec-proxy-object-internal-methods-and-internal-slots-construct-argumentslist-newtarget
ThrowCompletionOr<Object*> ProxyObject::internal_construct(MarkedValueList arguments_list, FunctionObject& new_target)
{