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remove is_compatible_array_type_impl trait

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This commit is contained in:
Théo DELRIEU
2017-01-08 19:06:00 +01:00
parent b2543e06d8
commit b4cea6825d
3 changed files with 132 additions and 84 deletions
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59
src/json.hpp.re2c
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@ -398,40 +398,30 @@ struct is_compatible_object_type
typename BasicJson::object_t, CompatibleObjectType>::value;
};
template <bool B, class BasicJson, class CompatibleArrayType>
struct is_compatible_array_type_impl : std::false_type {};
template <class BasicJson, class CompatibleArrayType>
struct is_compatible_array_type_impl<true, BasicJson, CompatibleArrayType>
template <typename BasicJson, typename T>
struct is_basic_json_nested_type
{
static constexpr auto value =
not std::is_same<CompatibleArrayType,
typename BasicJson::iterator>::value and
not std::is_same<CompatibleArrayType,
typename BasicJson::const_iterator>::value and
not std::is_same<CompatibleArrayType,
typename BasicJson::reverse_iterator>::value and
not std::is_same<CompatibleArrayType,
typename BasicJson::const_reverse_iterator>::value and
not std::is_same<CompatibleArrayType,
typename BasicJson::array_t::iterator>::value and
not std::is_same<CompatibleArrayType,
typename BasicJson::array_t::const_iterator>::value;
static auto constexpr value = std::is_same<T, typename BasicJson::iterator>::value or
std::is_same<T, typename BasicJson::const_iterator>::value or
std::is_same<T, typename BasicJson::reverse_iterator>::value or
std::is_same<T, typename BasicJson::const_reverse_iterator>::value or
std::is_same<T, typename BasicJson::json_pointer>::value;
};
template <class BasicJson, class CompatibleArrayType>
struct is_compatible_array_type
{
// the check for CompatibleArrayType = void is done in
// `is_compatible_object_type`, but we need the conjunction here as well
static auto constexpr value = is_compatible_array_type_impl<
conjunction<negation<is_compatible_object_type<
// TODO concept Container?
// this might not make VS happy
static auto constexpr value =
conjunction<negation<std::is_same<void, CompatibleArrayType>>,
negation<is_compatible_object_type<
BasicJson, CompatibleArrayType>>,
negation<std::is_constructible<typename BasicJson::string_t,
CompatibleArrayType>>,
negation<is_basic_json_nested_type<BasicJson, CompatibleArrayType>>,
has_value_type<CompatibleArrayType>,
has_iterator<CompatibleArrayType>>::value,
BasicJson, CompatibleArrayType>::value;
has_iterator<CompatibleArrayType>>::value;
};
template <bool, typename, typename>
@ -461,16 +451,6 @@ struct is_compatible_integer_type
RealIntegerType, CompatibleNumberIntegerType > ::value;
};
template <typename BasicJson, typename T>
struct is_basic_json_nested_type
{
static auto constexpr value = std::is_same<T, typename BasicJson::iterator>::value or
std::is_same<T, typename BasicJson::const_iterator>::value or
std::is_same<T, typename BasicJson::reverse_iterator>::value or
std::is_same<T, typename BasicJson::const_reverse_iterator>::value or
std::is_same<T, typename BasicJson::json_pointer>::value;
};
// This trait checks if JSONSerializer<T>::from_json(json const&, udt&) exists
template <template <typename, typename> class JSONSerializer, typename Json, typename T>
struct has_from_json
@ -519,8 +499,6 @@ struct has_to_json
detect(std::declval<JSONSerializer<T, void>>()))>::value;
};
template <typename Json, typename >
// those declarations are needed to workaround a MSVC bug related to ADL
// (taken from MSVC-Ranges implementation)
void to_json();
@ -737,12 +715,9 @@ template <
typename Json, typename ArithmeticType,
enable_if_t<
std::is_arithmetic<ArithmeticType>::value and
not std::is_same<ArithmeticType,
typename Json::number_unsigned_t>::value and
not std::is_same<ArithmeticType,
typename Json::number_integer_t>::value and
not std::is_same<ArithmeticType,
typename Json::number_float_t>::value and
not std::is_same<ArithmeticType, typename Json::number_unsigned_t>::value and
not std::is_same<ArithmeticType, typename Json::number_integer_t>::value and
not std::is_same<ArithmeticType, typename Json::number_float_t>::value and
not std::is_same<ArithmeticType, typename Json::boolean_t>::value,
int> = 0>
void from_json(Json const &j, ArithmeticType &val)