mirror of
https://github.com/matrix-construct/construct
synced 2024-11-30 02:32:43 +01:00
41 lines
1.5 KiB
C++
41 lines
1.5 KiB
C++
// Matrix Construct
|
|
//
|
|
// Copyright (C) Matrix Construct Developers, Authors & Contributors
|
|
// Copyright (C) 2016-2018 Jason Volk <jason@zemos.net>
|
|
//
|
|
// Permission to use, copy, modify, and/or distribute this software for any
|
|
// purpose with or without fee is hereby granted, provided that the above
|
|
// copyright notice and this permission notice is present in all copies. The
|
|
// full license for this software is available in the LICENSE file.
|
|
|
|
#pragma once
|
|
#define HAVE_IRCD_JS_PRIV_H
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// To properly use the private slot: have your structure inherit from `priv_data` and construct
|
|
// it with std::make_shared(). When garbage collection of the js object occurs, the private data
|
|
// slot will be abstractly considered an `std::shared_ptr<priv_data>` and the reference count
|
|
// will be decremented. Note: The js object must have been created with flag JSCLASS_HAS_PRIVATE
|
|
//
|
|
|
|
namespace ircd {
|
|
namespace js {
|
|
|
|
// ctor()/get()/set()/has()/del() have this overload to manipulate the private slot of an object.
|
|
IRCD_OVERLOAD(priv)
|
|
|
|
// Extend this class to store your data by the managed private slot of an object. Note: The js
|
|
// object must have been created with flag JSCLASS_HAS_PRIVATE.
|
|
struct priv_data
|
|
:std::enable_shared_from_this<priv_data>
|
|
{
|
|
// The `delete` of the managed data will be on the type `priv_data`.
|
|
// This vtable is anchored in ircd/js.cc.
|
|
virtual ~priv_data() noexcept;
|
|
};
|
|
|
|
using priv_ptr = std::shared_ptr<priv_data>;
|
|
|
|
} // namespace js
|
|
} // namespace ircd
|