helpers.hxx

#pragma once
 
#include <StormByte/type_traits.hxx>
#include <StormByte/visibility.h>
 
#include <span>
#include <vector>
#include <version>
 
namespace StormByte {
    template<typename T, typename U>
    void append_vector(std::vector<T>& dest, std::span<U> src) noexcept requires Type::ConvertibleTo<T, U> {
        dest.reserve(dest.size() + src.size());
#ifdef __cpp_lib_containers_ranges
        dest.append_range(src);
#else
        dest.insert(dest.end(), src.begin(), src.end());
#endif
    }
 
    template<typename T>
    void append_vector(std::vector<T>& dest, const std::vector<T>& src) noexcept {
        return append_vector(dest, std::span<const T>(src.data(), src.size()));
    }
 
    template<typename T>
    void append_vector(std::vector<T>& dest, std::vector<T>&& src) noexcept {
        dest.reserve(dest.size() + src.size());
#ifdef __cpp_lib_containers_ranges
        dest.append_range(std::move(src));
#else
        dest.insert(dest.end(), std::make_move_iterator(src.begin()), std::make_move_iterator(src.end()));
#endif
    }
}