add:添加自动生成定义工具。

This commit is contained in:
taynpg 2025-02-13 10:41:24 +08:00
parent 22298f0583
commit bd6af3cfd8
9 changed files with 257 additions and 13 deletions

3
.luarc.json Normal file
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@ -0,0 +1,3 @@
{
"workspace.library": ["./build/bin/Debug/def", "./build/bin/Release/def"]
}

74
.vscode/settings.json vendored
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@ -32,5 +32,79 @@
"ja": true,
"zh-hant": true,
"zh-hans": true
},
"files.associations": {
"filesystem": "cpp",
"algorithm": "cpp",
"atomic": "cpp",
"cctype": "cpp",
"charconv": "cpp",
"chrono": "cpp",
"clocale": "cpp",
"cmath": "cpp",
"cstddef": "cpp",
"cstdint": "cpp",
"cstdio": "cpp",
"cstdlib": "cpp",
"cstring": "cpp",
"ctime": "cpp",
"cwchar": "cpp",
"exception": "cpp",
"forward_list": "cpp",
"fstream": "cpp",
"functional": "cpp",
"initializer_list": "cpp",
"iomanip": "cpp",
"ios": "cpp",
"iosfwd": "cpp",
"iostream": "cpp",
"istream": "cpp",
"iterator": "cpp",
"limits": "cpp",
"list": "cpp",
"locale": "cpp",
"map": "cpp",
"memory": "cpp",
"mutex": "cpp",
"new": "cpp",
"optional": "cpp",
"ostream": "cpp",
"ratio": "cpp",
"regex": "cpp",
"sstream": "cpp",
"stdexcept": "cpp",
"streambuf": "cpp",
"string": "cpp",
"string_view": "cpp",
"system_error": "cpp",
"thread": "cpp",
"tuple": "cpp",
"type_traits": "cpp",
"typeinfo": "cpp",
"unordered_map": "cpp",
"utility": "cpp",
"vector": "cpp",
"xfacet": "cpp",
"xhash": "cpp",
"xiosbase": "cpp",
"xlocale": "cpp",
"xlocbuf": "cpp",
"xlocinfo": "cpp",
"xlocmes": "cpp",
"xlocmon": "cpp",
"xlocnum": "cpp",
"xloctime": "cpp",
"xmemory": "cpp",
"xmemory0": "cpp",
"xstddef": "cpp",
"xstring": "cpp",
"xtr1common": "cpp",
"xtree": "cpp",
"xutility": "cpp",
"bit": "cpp",
"compare": "cpp",
"concepts": "cpp",
"format": "cpp",
"stop_token": "cpp"
}
}

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@ -1,6 +1,6 @@
cmake_minimum_required(VERSION 3.16)
project(elua LANGUAGES CXX)
project(exlua LANGUAGES CXX)
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
@ -12,9 +12,9 @@ message(STATUS "System: ${CMAKE_SYSTEM_NAME}")
message(STATUS "Compiler CXX ID: ${CMAKE_CXX_COMPILER_ID}")
# Set output directories
set(LIBRARY_OUTPUT_PATH ${PROJECT_BINARY_DIR}/lib/${CMAKE_BUILD_TYPE})
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/bin/${CMAKE_BUILD_TYPE}/)
set(LIBRARY_OUTPUT_PATH ${PROJECT_BINARY_DIR}/lib/)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/bin/)
add_subdirectory(lua)
add_subdirectory(fs)
add_executable(elua main.cpp)
add_subdirectory(gendef)

3
def_fen.bat Normal file
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@ -0,0 +1,3 @@
@echo off
.\build\bin\gendef.exe .\fs\lib.cxx lua_fs .\build\defs
pause

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@ -1,6 +1,5 @@
-- 加载模块
local fs = require "lua_fs"
local fs = require("lua_fs")
print(fs.file_exists("D:\\download"))
local files = fs.get_dir_files("D:\\download")
if files then

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@ -16,6 +16,9 @@ int file_exists(lua_State* L)
return 1;
}
/// @brief 文件是否是一个常规文件
/// @param path 文件路径
/// @return
int is_regular_file(lua_State* L)
{
const char* path = luaL_checkstring(L, 1);
@ -24,6 +27,10 @@ int is_regular_file(lua_State* L)
return 1;
}
/// @brief 复制文件
/// @param source 源文件(string)
/// @param destination 目标文件(string)
/// @return bool
int copy_file(lua_State* L)
{
const char* source = luaL_checkstring(L, 1);

10
gendef/CMakeLists.txt Normal file
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@ -0,0 +1,10 @@
cmake_minimum_required(VERSION 3.16)
project(gendef LANGUAGES CXX)
set(CMAKE_CXX_STANDARD 17)
if(MSVC)
add_compile_options("/source-charset:utf-8")
endif()
add_executable(gendef main.cxx)

155
gendef/main.cxx Normal file
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@ -0,0 +1,155 @@
#include <filesystem>
#include <fstream>
#include <iostream>
#include <regex>
#include <sstream>
#include <string>
#include <vector>
namespace fs = std::filesystem;
std::string to_full(const std::string& path)
{
fs::path base;
if (fs::path(path).is_relative()) {
base = fs::current_path();
base.append(path);
} else {
base = fs::path(path);
}
fs::path ret = fs::absolute(base);
return ret.string();
}
struct LuaFunction {
std::string name;
std::string brief;
std::vector<std::pair<std::string, std::string>> params;
std::string returnType;
};
// 解析 C++ 代码并提取函数信息
std::vector<LuaFunction> parse_cpp(const std::string& cpp_code)
{
std::vector<LuaFunction> functions;
std::regex func_regex(R"(///\s*@brief\s*(.*))");
std::regex param_regex(R"(///\s*@param\s*(\w+)\s*(.*))");
std::regex return_regex(R"(///\s*@return\s*(.*))");
std::regex name_regex(R"(\bint\s+(\w+)\s*\()");
LuaFunction current;
bool inFunction = false;
std::istringstream stream(cpp_code);
std::string line;
while (std::getline(stream, line)) {
std::smatch match;
if (std::regex_search(line, match, func_regex)) {
current.brief = match[1].str();
inFunction = true;
} else if (std::regex_search(line, match, param_regex)) {
current.params.emplace_back(match[1].str(), match[2].str());
} else if (std::regex_search(line, match, return_regex)) {
current.returnType = match[1].str().empty() ? "boolean" : match[1].str();
} else if (std::regex_search(line, match, name_regex)) {
current.name = match[1].str();
} else if (inFunction && line.find("}") != std::string::npos) {
functions.push_back(current);
current = LuaFunction();
inFunction = false;
}
}
return functions;
}
// 生成 Lua 绑定文件
void generate_lua_file(const std::vector<LuaFunction>& functions, const std::string& filename, const std::string& mod_name)
{
std::ofstream out(filename);
if (!out) {
std::cerr << "can't create file: " << filename << std::endl;
return;
}
std::string mod_call = mod_name + "_call";
std::string mod_call_p = mod_name + "_call.";
out << "---@meta\n";
out << "local " << mod_call << " = require(\"" << mod_name << "\")\n\n";
out << "local M = {}\n\n";
for (const auto& func : functions) {
out << "--- " << func.brief << "\n";
for (const auto& param : func.params) {
out << "--- @param " << param.first << " " << param.second << "\n";
}
out << "--- @return " << func.returnType << "\n";
out << "function M." << func.name << "(";
for (size_t i = 0; i < func.params.size(); ++i) {
out << func.params[i].first;
if (i < func.params.size() - 1)
out << ", ";
}
out << ")\n return " << mod_call_p << func.name << "(";
for (size_t i = 0; i < func.params.size(); ++i) {
out << func.params[i].first;
if (i < func.params.size() - 1)
out << ", ";
}
out << ")\nend\n\n";
}
out << "return M\n";
out.close();
std::cout << "Lua file gen success: " << filename << std::endl;
}
// 主函数
int main(int argc, char* argv[])
{
if (argc < 4) {
std::cout << "arg1: cxx file.\n";
std::cout << "arg2: module name.\n";
std::cout << "arg3: out dir.\n";
return -1;
}
std::string arg_file(argv[1]);
std::string arg_mod(argv[2]);
std::string arg_out(argv[3]);
arg_file = to_full(arg_file);
arg_out = to_full(arg_out);
std::string out_file = fs::path(arg_out).append(arg_mod + ".lua").string();
std::cout << "file: " << arg_file << std::endl;
std::cout << "mod: " << arg_mod << std::endl;
std::cout << "out: " << arg_out << std::endl;
if (!fs::exists(arg_file)) {
std::cerr << "file not found: " << arg_file << std::endl;
return -2;
}
try {
if (!fs::exists(arg_out)) {
fs::create_directories(arg_out);
}
} catch (const std::exception& e) {
std::cerr << "create dir auto failed: " << e.what() << '\n';
return -3;
}
std::string s;
std::ifstream in(arg_file);
if (!in.is_open()) {
std::cerr << "open file failed: " << arg_file << std::endl;
return -1;
}
std::istreambuf_iterator<char> iterf(in);
std::istreambuf_iterator<char> iter;
std::string content(iterf, iter);
std::vector<LuaFunction> functions = parse_cpp(content);
generate_lua_file(functions, out_file, arg_mod);
return 0;
}

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@ -1,7 +0,0 @@
#include <iostream>
int main()
{
std::cout << "Done" << std::endl;
return 0;
}