Source/core/dom/custom/CustomElementMicrotaskImportStep.cpp

/*
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#include "config.h"
#include "core/dom/custom/CustomElementMicrotaskImportStep.h"

#include "core/dom/custom/CustomElementMicrotaskDispatcher.h"
#include "core/dom/custom/CustomElementMicrotaskQueue.h"
#include "core/html/imports/HTMLImportChild.h"
#include "core/html/imports/HTMLImportLoader.h"
#include <stdio.h>

namespace WebCore {

PassOwnPtr<CustomElementMicrotaskImportStep> CustomElementMicrotaskImportStep::create(HTMLImportChild* import)
{
    return adoptPtr(new CustomElementMicrotaskImportStep(import));
}

CustomElementMicrotaskImportStep::CustomElementMicrotaskImportStep(HTMLImportChild* import)
    : m_import(import->weakPtr())
    , m_queue(import->loader()->microtaskQueue())
    , m_weakFactory(this)
{
}

CustomElementMicrotaskImportStep::~CustomElementMicrotaskImportStep()
{
}

bool CustomElementMicrotaskImportStep::shouldWaitForImport() const
{
    return m_import && !m_import->isLoaded();
}

bool CustomElementMicrotaskImportStep::shouldStopProcessing() const
{
    return m_import && m_import->isSync();
}

void CustomElementMicrotaskImportStep::didUpgradeAllCustomElements()
{
    ASSERT(m_queue);
    if (m_import)
        m_import->didFinishUpgradingCustomElements();
}

CustomElementMicrotaskStep::Result CustomElementMicrotaskImportStep::process()
{
    Result result = m_queue->dispatch();
    if (!(result & ShouldStop) && !shouldWaitForImport())
        didUpgradeAllCustomElements();

    if (shouldWaitForImport())
        result = Result(result | ShouldRemain | ShouldStop);
    if (!shouldStopProcessing())
        result = Result(result & ~ShouldStop);
    return result;
}

#if !defined(NDEBUG)
void CustomElementMicrotaskImportStep::show(unsigned indent)
{
    fprintf(stderr, "%*sImport(wait=%d sync=%d, url=%s)\n", indent, "", shouldWaitForImport(), shouldStopProcessing(), m_import ? m_import->url().string().utf8().data() : "null");
    m_queue->show(indent + 1);
}
#endif

} // namespace WebCore