Source/core/dom/Microtask.cpp

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#include "config.h"
#include "core/dom/Microtask.h"

#include "bindings/core/v8/V8PerIsolateData.h"
#include "platform/Task.h"
#include "public/platform/WebThread.h"
#include <v8.h>

namespace blink {

void Microtask::performCheckpoint()
{
    v8::Isolate* isolate = v8::Isolate::GetCurrent();
    V8PerIsolateData* isolateData = V8PerIsolateData::from(isolate);
    ASSERT(isolateData);
    if (isolateData->recursionLevel() || isolateData->performingMicrotaskCheckpoint())
        return;
    isolateData->setPerformingMicrotaskCheckpoint(true);
    isolate->RunMicrotasks();
    isolateData->setPerformingMicrotaskCheckpoint(false);
}

static void microtaskFunctionCallback(void* data)
{
    OwnPtr<WebThread::Task> task = adoptPtr(static_cast<WebThread::Task*>(data));
    task->run();
}

void Microtask::enqueueMicrotask(PassOwnPtr<WebThread::Task> callback)
{
    v8::Isolate* isolate = v8::Isolate::GetCurrent();
    isolate->EnqueueMicrotask(&microtaskFunctionCallback, callback.leakPtr());
}

void Microtask::enqueueMicrotask(const Closure& callback)
{
    enqueueMicrotask(adoptPtr(new Task(callback)));
}

} // namespace blink