BooleanConstructor.cpp   [plain text]

 *  Copyright (C) 1999-2000 Harri Porten (
 *  Copyright (C) 2003, 2008 Apple Inc. All rights reserved.
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2 of the License, or (at your option) any later version.
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  Lesser General Public License for more details.
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

#include "config.h"
#include "BooleanConstructor.h"

#include "BooleanPrototype.h"
#include "JSGlobalObject.h"

namespace JSC {


BooleanConstructor::BooleanConstructor(ExecState* exec, JSGlobalObject* globalObject, Structure* structure, BooleanPrototype* booleanPrototype)
    : InternalFunction(&exec->globalData(), globalObject, structure, Identifier(exec, booleanPrototype->classInfo()->className))
    putDirectWithoutTransition(exec->globalData(), exec->propertyNames().prototype, booleanPrototype, DontEnum | DontDelete | ReadOnly);

    // no. of arguments for constructor
    putDirectWithoutTransition(exec->globalData(), exec->propertyNames().length, jsNumber(1), ReadOnly | DontDelete | DontEnum);

// ECMA 15.6.2
JSObject* constructBoolean(ExecState* exec, const ArgList& args)
    BooleanObject* obj = BooleanObject::create(exec->globalData(), asInternalFunction(exec->callee())->globalObject()->booleanObjectStructure());
    obj->setInternalValue(exec->globalData(), jsBoolean(;
    return obj;

static EncodedJSValue JSC_HOST_CALL constructWithBooleanConstructor(ExecState* exec)
    ArgList args(exec);
    return JSValue::encode(constructBoolean(exec, args));

ConstructType BooleanConstructor::getConstructData(ConstructData& constructData)
    constructData.native.function = constructWithBooleanConstructor;
    return ConstructTypeHost;

// ECMA 15.6.1
static EncodedJSValue JSC_HOST_CALL callBooleanConstructor(ExecState* exec)
    return JSValue::encode(jsBoolean(exec->argument(0).toBoolean(exec)));

CallType BooleanConstructor::getCallData(CallData& callData)
    callData.native.function = callBooleanConstructor;
    return CallTypeHost;

JSObject* constructBooleanFromImmediateBoolean(ExecState* exec, JSGlobalObject* globalObject, JSValue immediateBooleanValue)
    BooleanObject* obj = BooleanObject::create(exec->globalData(), globalObject->booleanObjectStructure());
    obj->setInternalValue(exec->globalData(), immediateBooleanValue);
    return obj;

} // namespace JSC