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AK: Add a forward declaration header

You can now #include <AK/Forward.h> to get most of the AK types as
forward declarations.

Header dependency explosion is one of the main contributors to compile
times at the moment, so this is a step towards smaller include graphs.
This commit is contained in:
Andreas Kling 2020-02-14 21:41:10 +01:00
parent 8249e666fc
commit 3bbf4610d2
35 changed files with 178 additions and 53 deletions

109
AK/Forward.h Normal file
View file

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/*
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
namespace AK {
class Bitmap;
class ByteBuffer;
class IPv4Address;
class JsonArray;
class JsonObject;
class JsonValue;
class String;
class StringBuilder;
class StringImpl;
class StringView;
class URL;
template<typename T>
class SinglyLinkedList;
template<typename T>
class DoublyLinkedList;
template<typename T>
class InlineLinkedList;
template<typename T, int capacity>
class CircularQueue;
template<typename T>
class Badge;
template<typename T>
class FixedArray;
template<typename>
class Function;
template<typename Out, typename... In>
class Function<Out(In...)>;
template<typename T>
class NonnullRefPtr;
template<typename T>
class NonnullOwnPtr;
template<typename T>
class RefPtr;
template<typename T>
class OwnPtr;
template<typename T>
class WeakPtr;
template<typename T, int inline_capacity = 0>
class Vector;
}
using AK::Badge;
using AK::Bitmap;
using AK::ByteBuffer;
using AK::CircularQueue;
using AK::DoublyLinkedList;
using AK::FixedArray;
using AK::Function;
using AK::InlineLinkedList;
using AK::IPv4Address;
using AK::JsonArray;
using AK::JsonObject;
using AK::JsonValue;
using AK::NonnullOwnPtr;
using AK::NonnullRefPtr;
using AK::OwnPtr;
using AK::RefPtr;
using AK::SinglyLinkedList;
using AK::String;
using AK::StringBuilder;
using AK::StringImpl;
using AK::StringView;
using AK::URL;
using AK::Vector;