fix: avoid potential memory bugs related to move

This commit is contained in:
ToruNiina 2019-10-03 14:42:52 +09:00
parent b01c5534ed
commit ad7eb56634

View File

@ -31,10 +31,10 @@ get(const basic_value<C, M, V>& v)
template<typename T, typename C,
template<typename ...> class M, template<typename ...> class V>
detail::enable_if_t<detail::is_exact_toml_type<T, basic_value<C, M, V>>::value, T> &&
detail::enable_if_t<detail::is_exact_toml_type<T, basic_value<C, M, V>>::value, T>
get(basic_value<C, M, V>&& v)
{
return std::move(v).template cast<detail::type_to_enum<T, basic_value<C, M, V>>::value>();
return T(std::move(v).template cast<detail::type_to_enum<T, basic_value<C, M, V>>::value>());
}
// ============================================================================
@ -58,10 +58,10 @@ get(const basic_value<C, M, V>& v)
template<typename T, typename C,
template<typename ...> class M, template<typename ...> class V>
inline detail::enable_if_t<std::is_same<T, basic_value<C, M, V>>::value, T> &&
inline detail::enable_if_t<std::is_same<T, basic_value<C, M, V>>::value, T>
get(basic_value<C, M, V>&& v)
{
return std::move(v);
return basic_value<C, M, V>(std::move(v));
}
// ============================================================================
@ -130,10 +130,10 @@ get(const basic_value<C, M, V>& v)
template<typename T, typename C,
template<typename ...> class M, template<typename ...> class V>
inline detail::enable_if_t<std::is_same<T, std::string>::value, std::string>&&
inline detail::enable_if_t<std::is_same<T, std::string>::value, std::string>
get(basic_value<C, M, V>&& v)
{
return std::move(v.as_string().str);
return std::string(std::move(v.as_string().str));
}
// ============================================================================
@ -452,9 +452,9 @@ basic_value<C, M, V>& find(basic_value<C, M, V>& v, const key& ky)
}
template<typename C,
template<typename ...> class M, template<typename ...> class V>
basic_value<C, M, V>&& find(basic_value<C, M, V>&& v, const key& ky)
basic_value<C, M, V> find(basic_value<C, M, V>&& v, const key& ky)
{
auto& tab = v.as_table();
typename basic_value<C, M, V>::table_type tab = std::move(v).as_table();
if(tab.count(ky) == 0)
{
throw std::out_of_range(detail::format_underline(concat_to_string(
@ -462,7 +462,7 @@ basic_value<C, M, V>&& find(basic_value<C, M, V>&& v, const key& ky)
{std::addressof(detail::get_region(v)), "in this table"}
}));
}
return std::move(tab.at(ky));
return basic_value<C, M, V>(std::move(tab.at(ky)));
}
// ----------------------------------------------------------------------------
@ -505,7 +505,7 @@ template<typename T, typename C,
decltype(::toml::get<T>(std::declval<basic_value<C, M, V>&&>()))
find(basic_value<C, M, V>&& v, const key& ky)
{
auto& tab = v.as_table();
typename basic_value<C, M, V>::table_type tab = std::move(v).as_table();
if(tab.count(ky) == 0)
{
throw std::out_of_range(detail::format_underline(concat_to_string(
@ -538,7 +538,7 @@ find(basic_value<C, M, V>& v, const ::toml::key& ky, Ts&& ... keys)
template<typename C,
template<typename ...> class M, template<typename ...> class V,
typename ... Ts>
basic_value<C, M, V>&&
basic_value<C, M, V>
find(basic_value<C, M, V>&& v, const ::toml::key& ky, Ts&& ... keys)
{
return ::toml::find(::toml::find(std::move(v), ky), std::forward<Ts>(keys)...);
@ -706,7 +706,7 @@ get_or(const basic_value<C, M, V>& v, T&& opt)
}
catch(...)
{
return std::string(opt);
return std::string(std::forward<T>(opt));
}
}
@ -730,7 +730,7 @@ get_or(const basic_value<C, M, V>& v, T&& opt)
}
catch(...)
{
return std::forward<T>(opt);
return detail::remove_cvref_t<T>(std::forward<T>(opt));
}
}
@ -768,7 +768,7 @@ find_or(basic_value<C, M, V>&& v, const toml::key& ky, basic_value<C, M, V>&& op
if(!v.is_table()) {return opt;}
auto tab = std::move(v).as_table();
if(tab.count(ky) == 0) {return opt;}
return std::move(tab.at(ky));
return basic_value<C, M, V>(std::move(tab.at(ky)));
}
// ---------------------------------------------------------------------------