Antkeeper  0.0.1
json.cpp
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1 /*
2  * Copyright (C) 2023 Christopher J. Howard
3  *
4  * This file is part of Antkeeper source code.
5  *
6  * Antkeeper source code is free software: you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation, either version 3 of the License, or
9  * (at your option) any later version.
10  *
11  * Antkeeper source code is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with Antkeeper source code. If not, see <http://www.gnu.org/licenses/>.
18  */
19 
20 #include <engine/utility/json.hpp>
23 
24 template <>
26 {
27  // Read file into buffer
28  std::string file_buffer(ctx.size(), '\0');
29  ctx.read8(reinterpret_cast<std::byte*>(file_buffer.data()), ctx.size());
30 
31  // Parse JSON from file buffer
32  json = ::json::parse(file_buffer, nullptr, true, true);
33 }
34 
35 template <>
37 {
38  auto resource = std::make_unique<json>();
39 
40  deserializer<json>().deserialize(*resource, ctx);
41 
42  return resource;
43 }
static std::unique_ptr< T > load(::resource_manager &resource_manager, deserialize_context &ctx)
Loads a resource.
Manages the loading, caching, and saving of resources.
nlohmann::json json
JSON data.
Definition: json.hpp:26
Provides access to a deserialization state.
virtual std::size_t size() const noexcept=0
Returns the size of the file, in bytes.
virtual std::size_t read8(std::byte *data, std::size_t count) noexcept(false)=0
Reads 8-bit (byte) data.
Specializations of deserializer define the deserialization process for a given type.
void deserialize(T &value, deserialize_context &ctx)
Deserializes a value.