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/*
* Copyright (c) 2021, Ali Mohammad Pur <mpfard@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibJS/Runtime/GlobalObject.h>
#include <LibWeb/HTML/Window.h>
#include <LibWeb/WebAssembly/WebAssemblyInstanceConstructor.h>
#include <LibWeb/WebAssembly/WebAssemblyInstanceObject.h>
#include <LibWeb/WebAssembly/WebAssemblyInstanceObjectPrototype.h>
#include <LibWeb/WebAssembly/WebAssemblyModuleObject.h>
#include <LibWeb/WebAssembly/WebAssemblyObject.h>
namespace Web::Bindings {
WebAssemblyInstanceConstructor::WebAssemblyInstanceConstructor(JS::Realm& realm)
: NativeFunction(*realm.intrinsics().function_prototype())
{
}
WebAssemblyInstanceConstructor::~WebAssemblyInstanceConstructor() = default;
JS::ThrowCompletionOr<JS::Value> WebAssemblyInstanceConstructor::call()
{
return vm().throw_completion<JS::TypeError>(JS::ErrorType::ConstructorWithoutNew, "WebAssembly.Instance");
}
JS::ThrowCompletionOr<JS::Object*> WebAssemblyInstanceConstructor::construct(FunctionObject&)
{
auto& vm = this->vm();
auto& realm = *vm.current_realm();
auto* module_argument = TRY(vm.argument(0).to_object(vm));
if (!is<WebAssemblyModuleObject>(module_argument))
return vm.throw_completion<JS::TypeError>(JS::ErrorType::NotAnObjectOfType, "WebAssembly.Module");
auto& module_object = static_cast<WebAssemblyModuleObject&>(*module_argument);
auto result = TRY(WebAssemblyObject::instantiate_module(vm, module_object.module()));
return heap().allocate<WebAssemblyInstanceObject>(realm, realm, result);
}
void WebAssemblyInstanceConstructor::initialize(JS::Realm& realm)
{
auto& vm = this->vm();
auto& window = verify_cast<HTML::Window>(realm.global_object());
NativeFunction::initialize(realm);
define_direct_property(vm.names.prototype, &window.ensure_web_prototype<WebAssemblyInstancePrototype>("WebAssemblyInstancePrototype"), 0);
define_direct_property(vm.names.length, JS::Value(1), JS::Attribute::Configurable);
}
}
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