// https://github.com/vinniefalco/LuaBridge
//
// Copyright 2020, Dmitry Tarakanov
// SPDX-License-Identifier: MIT
#pragma once
#include <LuaBridge/detail/Stack.h>
#include <array>
namespace luabridge {
template<class T, std::size_t s>
struct Stack<std::array<T, s>>
{
static void push(lua_State* L, std::array<T, s> const& array)
{
lua_createtable(L, static_cast<int>(s), 0);
for (std::size_t i = 0; i < s; ++i)
{
lua_pushinteger(L, static_cast<lua_Integer>(i + 1));
Stack<T>::push(L, array[i]);
lua_settable(L, -3);
}
}
static std::array<T, s> get(lua_State* L, int index)
{
if (!lua_istable(L, index))
{
luaL_error(L, "#%d argments must be table", index);
}
std::size_t const tableSize = static_cast<std::size_t>(get_length(L, index));
if (tableSize != s)
{
luaL_error(L, "array size should be %d ", s);
}
std::array<T, s> array;
int const absindex = lua_absindex(L, index);
lua_pushnil(L);
int arrayIndex = 0;
while (lua_next(L, absindex) != 0)
{
array[arrayIndex] = Stack<T>::get(L, -1);
lua_pop(L, 1);
++arrayIndex;
}
return array;
}
};
} // namespace luabridge