basic_types.hpp

// Copyright (C) 2022 by Camden Mannett.
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE or copy at https://www.boost.org/LICENSE_1_0.txt)
 
#pragma once
 
#include "arg_router/config.hpp"
 
#include <sstream>
#include <vector>
 
#if __cplusplus >= 202000L
#    include <span>
#else
#    define span_CONFIG_CONTRACT_LEVEL_OFF
#    include <nonstd/span.hpp>
#endif
 
namespace arg_router
{
using string = std::basic_string<char, std::char_traits<char>, config::allocator<char>>;
 
using ostringstream =
    std::basic_ostringstream<char, std::char_traits<char>, config::allocator<char>>;
 
template <typename T>
using vector = std::vector<T, config::allocator<T>>;
 
#if __cplusplus >= 202000L
template <typename T, auto Extent = std::dynamic_extent>
using span = std::span<T, Extent>;
#else
template <typename T, auto Extent = nonstd::span_lite::dynamic_extent>
using span = nonstd::span_lite::span<T, Extent>;
#endif
}  // namespace arg_router