source: webkit/trunk/JavaScriptCore/kjs/JSVariableObject.cpp@ 32687

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 *     its contributors may be used to endorse or promote products derived
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#include "config.h"
#include "JSVariableObject.h"

#include "PropertyNameArray.h"
#include "property_map.h"

namespace KJS {

bool JSVariableObject::deleteProperty(ExecState* exec, const Identifier& propertyName)
{
    if (symbolTable().contains(propertyName.ustring().rep()))
        return false;

    return JSObject::deleteProperty(exec, propertyName);
}

void JSVariableObject::getPropertyNames(ExecState* exec, PropertyNameArray& propertyNames)
{
    SymbolTable::const_iterator end = symbolTable().end();
    for (SymbolTable::const_iterator it = symbolTable().begin(); it != end; ++it) {
        if ((localStorage()[it->second].attributes & DontEnum) == 0)
            propertyNames.add(it->first.get());
    }

    JSObject::getPropertyNames(exec, propertyNames);
}

bool JSVariableObject::getPropertyAttributes(ExecState* exec, const Identifier& propertyName, unsigned& attributes) const
{
    size_t index = symbolTable().get(propertyName.ustring().rep());
    if (index != missingSymbolMarker()) {
        attributes = localStorage()[index].attributes;
        return true;
    }
    return JSObject::getPropertyAttributes(exec, propertyName, attributes);
}

void JSVariableObject::mark()
{
    JSObject::mark();

    size_t size = d->localStorage.size();
    for (size_t i = 0; i < size; ++i) {
        JSValue* value = d->localStorage[i].value;
        if (!value->marked())
            value->mark();
    }
}

bool JSVariableObject::isVariableObject() const
{
    return true;
}

} // namespace KJS