root/Source/core/inspector/ScriptArguments.cpp

DEFINITIONS

1. create
2. argumentAt
3. globalState
4. getFirstArgumentAsString

/*
 * Copyright (c) 2010 Google Inc. All rights reserved.
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 * met:
 *
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 * notice, this list of conditions and the following disclaimer.
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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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#include "config.h"
#include "core/inspector/ScriptArguments.h"

#include "bindings/v8/ScriptScope.h"
#include "bindings/v8/ScriptValue.h"

namespace WebCore {

PassRefPtr<ScriptArguments> ScriptArguments::create(ScriptState* scriptState, Vector<ScriptValue>& arguments)
{
    return adoptRef(new ScriptArguments(scriptState, arguments));
}

ScriptArguments::ScriptArguments(ScriptState* scriptState, Vector<ScriptValue>& arguments)
    : m_scriptState(scriptState)
{
    m_arguments.swap(arguments);
}

ScriptArguments::~ScriptArguments()
{
}

const ScriptValue &ScriptArguments::argumentAt(size_t index) const
{
    ASSERT(m_arguments.size() > index);
    return m_arguments[index];
}

ScriptState* ScriptArguments::globalState() const
{
    return m_scriptState.get();
}

bool ScriptArguments::getFirstArgumentAsString(String& result, bool checkForNullOrUndefined)
{
    if (!argumentCount())
        return false;

    const ScriptValue& value = argumentAt(0);
    ScriptScope scope(m_scriptState.get());
    if (checkForNullOrUndefined && (value.isNull() || value.isUndefined()))
        return false;

    if (!globalState()) {
        ASSERT_NOT_REACHED();
        return false;
    }

    result = value.toString();
    return true;
}

} // namespace WebCore