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split storage from value

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also, quit inheritance in storage class
This commit is contained in:
ToruNiina
2018-12-09 16:41:45 +09:00
parent d1d5ca6bf8
commit 2696e4e6ba
2 changed files with 44 additions and 32 deletions
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34
toml/value.hpp
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@@ -3,6 +3,8 @@
#include "traits.hpp"
#include "utility.hpp"
#include "exception.hpp"
#include "storage.hpp"
#include "region.hpp"
#include "types.hpp"
#include <vector>
#include <tuple>
@@ -13,38 +15,6 @@
namespace toml
{
namespace detail
{
struct storage_base
{
storage_base(): type(toml::value_t::Empty){}
storage_base(toml::value_t t): type(t){}
virtual ~storage_base() = default;
toml::value_t type;
};
template<typename T>
struct storage : public storage_base
{
static_assert(std::is_same<T, toml::Array>::value ||
std::is_same<T, toml::Table>::value,
"toml::detail::storage is for toml::Array or toml::Table!");
typedef T value_type;
storage() = default;
~storage() noexcept override = default;
storage(storage const&) = default;
storage(storage&&) = default;
storage& operator=(storage const&) = default;
storage& operator=(storage&&) = default;
storage(value_type const& v) : value(v){}
storage(value_type&& v) : value(std::move(v)){}
value_type value;
};
} // detail
template<typename T>
struct value_traits
{