mirror of
https://github.com/matrix-construct/construct
synced 2024-12-11 08:02:59 +01:00
40 lines
1.1 KiB
C
40 lines
1.1 KiB
C
// Matrix Construct
|
|
//
|
|
// Copyright (C) Matrix Construct Developers, Authors & Contributors
|
|
// Copyright (C) 2016-2023 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_JSON_STACK_CHASE_H
|
|
|
|
/// This device chases the current active path by updating its member pointers.
|
|
struct ircd::json::stack::chase
|
|
{
|
|
array *a {nullptr};
|
|
object *o {nullptr};
|
|
member *m {nullptr};
|
|
|
|
bool next() noexcept;
|
|
bool prev() noexcept;
|
|
|
|
chase(stack &s, const bool prechase = false) noexcept;
|
|
chase() = default;
|
|
};
|
|
|
|
/// This device chases the current active path by updating its member pointers.
|
|
struct ircd::json::stack::const_chase
|
|
{
|
|
const array *a {nullptr};
|
|
const object *o {nullptr};
|
|
const member *m {nullptr};
|
|
|
|
bool next() noexcept;
|
|
bool prev() noexcept;
|
|
|
|
const_chase(const stack &s, const bool prechase = false) noexcept;
|
|
const_chase() = default;
|
|
};
|