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serenity/Userland/Libraries/LibWeb/Bindings/WindowConstructor.cpp
Linus Groh f3117d46dc LibJS: Remove GlobalObject from VM::throw_completion()
This is a continuation of the previous five commits.

A first big step into the direction of no longer having to pass a realm
(or currently, a global object) trough layers upon layers of AOs!
Unlike the create() APIs we can safely assume that this is only ever
called when a running execution context and therefore current realm
exists. If not, you can always manually allocate the Error and put it in
a Completion :^)

In the spec, throw exceptions implicitly use the current realm's
intrinsics as well: https://tc39.es/ecma262/#sec-throw-an-exception
2022-08-23 13:58:30 +01:00

41 lines
1.2 KiB
C++

/*
* Copyright (c) 2022, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibJS/Runtime/GlobalObject.h>
#include <LibWeb/Bindings/WindowConstructor.h>
#include <LibWeb/Bindings/WindowObject.h>
#include <LibWeb/Bindings/WindowPrototype.h>
namespace Web::Bindings {
WindowConstructor::WindowConstructor(JS::Realm& realm)
: NativeFunction(*realm.global_object().function_prototype())
{
}
WindowConstructor::~WindowConstructor() = default;
JS::ThrowCompletionOr<JS::Value> WindowConstructor::call()
{
return vm().throw_completion<JS::TypeError>(JS::ErrorType::ConstructorWithoutNew, "Window");
}
JS::ThrowCompletionOr<JS::Object*> WindowConstructor::construct(FunctionObject&)
{
return vm().throw_completion<JS::TypeError>(JS::ErrorType::NotAConstructor, "Window");
}
void WindowConstructor::initialize(JS::Realm& realm)
{
auto& vm = this->vm();
auto& window = static_cast<WindowObject&>(realm.global_object());
NativeFunction::initialize(realm);
define_direct_property(vm.names.prototype, &window.ensure_web_prototype<WindowPrototype>("Window"), 0);
define_direct_property(vm.names.length, JS::Value(0), JS::Attribute::Configurable);
}
}