construct/include/ircd/js/for_each.h

// 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_FOR_EACH_H

namespace ircd {
namespace js   {

enum class iter
{
	none          = 0,
	enumerate     = JSITER_ENUMERATE,
	for_each      = JSITER_FOREACH,
	key_val       = JSITER_KEYVALUE,
	own_only      = JSITER_OWNONLY,
	hidden        = JSITER_HIDDEN,
	symbols       = JSITER_SYMBOLS,
	symbols_only  = JSITER_SYMBOLSONLY,
};

// Key iteration (as id type)
using each_id = std::function<void (const id &)>;
void for_each(object::handle, const iter &flags, const each_id &);
void for_each(object::handle, const each_id &);

// Key iteration (as value)
using each_key = std::function<void (const value &)>;
void for_each(object::handle, const each_key &);
void for_each(object::handle, const iter &flags, const each_key &);

// Key/Value iteration (as value => value)
using each_key_val = std::function<void (const value &, const value &)>;
void for_each(object::handle, const each_key_val &);
void for_each(object::handle, const iter &flags, const each_key_val &);

} // namespace js
} // namespace ircd