Do not check against classes that are not instanced.

[cycript.git] / ObjectiveC / Internal.hpp

/* Cycript - Optimizing JavaScript Compiler/Runtime
 * Copyright (C) 2009-2010  Jay Freeman (saurik)
*/

/* GNU Lesser General Public License, Version 3 {{{ */
/*
 * Cycript 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 3 of the License, or (at your
 * option) any later version.
 *
 * Cycript is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
 * License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with Cycript.  If not, see <http://www.gnu.org/licenses/>.
**/
/* }}} */

#ifndef CYCRIPT_OBJECTIVEC_INTERNAL_HPP
#define CYCRIPT_OBJECTIVEC_INTERNAL_HPP

#include <Internal.hpp>
#include <objc/objc.h>

struct Selector_privateData :
    CYValue
{
    _finline Selector_privateData(SEL value) :
        CYValue(value)
    {
    }

    _finline SEL GetValue() const {
        return reinterpret_cast<SEL>(value_);
    }

    virtual Type_privateData *GetType() const;
};

struct Instance :
    CYValue
{
    enum Flags {
        None          = 0,
        Transient     = (1 << 0),
        Uninitialized = (1 << 1),
    };

    Flags flags_;

    _finline Instance(id value, Flags flags) :
        CYValue(value),
        flags_(flags)
    {
    }

    virtual ~Instance();

    static JSObjectRef Make(JSContextRef context, id object, Flags flags = None);

    _finline id GetValue() const {
        return reinterpret_cast<id>(value_);
    }

    _finline bool IsUninitialized() const {
        return (flags_ & Uninitialized) != 0;
    }

    virtual Type_privateData *GetType() const;
};

namespace cy {
struct Super :
    Instance
{
    Class class_;

    _finline Super(id value, Class _class) :
        Instance(value, Instance::Transient),
        class_(_class)
    {
    }

    static JSObjectRef Make(JSContextRef context, id object, Class _class);
}; }

struct Messages :
    CYValue
{
    _finline Messages(Class value) :
        CYValue(value)
    {
    }

    static JSObjectRef Make(JSContextRef context, Class _class, bool array = false);

    _finline Class GetValue() const {
        return reinterpret_cast<Class>(value_);
    }
};

struct Internal :
    CYOwned
{
    _finline Internal(id value, JSContextRef context, JSObjectRef owner) :
        CYOwned(value, context, owner)
    {
    }

    static JSObjectRef Make(JSContextRef context, id object, JSObjectRef owner);

    _finline id GetValue() const {
        return reinterpret_cast<id>(value_);
    }
};

#endif/*CYCRIPT_OBJECTIVEC_INTERNAL_HPP*/