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path: root/src/javascript/jsc/bindings/ZigGlobalObject.h
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#include "root.h"
#pragma once

#include "headers-handwritten.h"

namespace JSC {
class Structure;
class Identifier;

} // namespace JSC

#include "Process.h"
#include "ZigConsoleClient.h"
#include <JavaScriptCore/CatchScope.h>
#include <JavaScriptCore/JSGlobalObject.h>
#include <JavaScriptCore/JSTypeInfo.h>
#include <JavaScriptCore/Structure.h>

namespace Zig {

class GlobalObject : public JSC::JSGlobalObject {
    using Base = JSC::JSGlobalObject;

public:
    DECLARE_EXPORT_INFO;
    static const JSC::GlobalObjectMethodTable s_globalObjectMethodTable;
    Zig::Process* m_process;
    static constexpr bool needsDestruction = true;
    template<typename CellType, JSC::SubspaceAccess mode>
    static GCClient::IsoSubspace* subspaceFor(VM& vm)
    {
        return vm.globalObjectSpace<mode>();
    }

    static GlobalObject* create(JSC::VM& vm, JSC::Structure* structure)
    {
        auto* object = new (NotNull, JSC::allocateCell<GlobalObject>(vm)) GlobalObject(vm, structure);
        object->finishCreation(vm);
        return object;
    }

    static JSC::Structure* createStructure(JSC::VM& vm, JSC::JSValue prototype)
    {
        auto* result = JSC::Structure::create(
            vm, nullptr, prototype, JSC::TypeInfo(JSC::GlobalObjectType, Base::StructureFlags), info());
        result->setTransitionWatchpointIsLikelyToBeFired(true);
        return result;
    }

    static void reportUncaughtExceptionAtEventLoop(JSGlobalObject*, JSC::Exception*);
    static JSGlobalObject* deriveShadowRealmGlobalObject(JSGlobalObject* globalObject);
    static void queueMicrotaskToEventLoop(JSC::JSGlobalObject& global, Ref<JSC::Microtask>&& task);
    static JSC::JSInternalPromise* moduleLoaderImportModule(JSGlobalObject*, JSC::JSModuleLoader*,
        JSC::JSString* moduleNameValue,
        JSC::JSValue parameters,
        const JSC::SourceOrigin&);
    static JSC::Identifier moduleLoaderResolve(JSGlobalObject*, JSC::JSModuleLoader*,
        JSC::JSValue keyValue, JSC::JSValue referrerValue,
        JSC::JSValue);
    static JSC::JSInternalPromise* moduleLoaderFetch(JSGlobalObject*, JSC::JSModuleLoader*,
        JSC::JSValue, JSC::JSValue, JSC::JSValue);
    static JSC::JSObject* moduleLoaderCreateImportMetaProperties(JSGlobalObject*,
        JSC::JSModuleLoader*, JSC::JSValue,
        JSC::JSModuleRecord*, JSC::JSValue);
    static JSC::JSValue moduleLoaderEvaluate(JSGlobalObject*, JSC::JSModuleLoader*, JSC::JSValue,
        JSC::JSValue, JSC::JSValue, JSC::JSValue, JSC::JSValue);
    static void promiseRejectionTracker(JSGlobalObject*, JSC::JSPromise*,
        JSC::JSPromiseRejectionOperation);
    void setConsole(void* console);
    void installAPIGlobals(JSClassRef* globals, int count);

private:
    GlobalObject(JSC::VM& vm, JSC::Structure* structure)
        : JSC::JSGlobalObject(vm, structure, &s_globalObjectMethodTable)
    {
    }
};

class JSMicrotaskCallback : public RefCounted<JSMicrotaskCallback> {
public:
    static Ref<JSMicrotaskCallback> create(JSC::JSGlobalObject& globalObject,
        Ref<JSC::Microtask>&& task)
    {
        return adoptRef(*new JSMicrotaskCallback(globalObject, WTFMove(task).leakRef()));
    }

    void call()
    {
        JSC::VM& vm = m_globalObject->vm();
        auto task = &m_task.leakRef();
        task->run(m_globalObject.get());

        task->~Microtask();
    }

private:
    JSMicrotaskCallback(JSC::JSGlobalObject& globalObject, Ref<JSC::Microtask>&& task)
        : m_globalObject { globalObject.vm(), &globalObject }
        , m_task { WTFMove(task) }
    {
    }

    JSC::Strong<JSC::JSGlobalObject> m_globalObject;
    Ref<JSC::Microtask> m_task;
};

} // namespace Zig