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Libraries
json
Commits
2a5506ed
Commit
2a5506ed
authored
7 years ago
by
Guillaume Racicot
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Amalgamated headers
parent
81657079
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single_include/nlohmann/json.hpp
single_include/nlohmann/json.hpp
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single_include/nlohmann/json.hpp
View file @
2a5506ed
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@@ -353,6 +353,16 @@ struct is_compatible_object_type_impl<true, RealType, CompatibleObjectType>
std::is_constructible<typename RealType::mapped_type, typename CompatibleObjectType::mapped_type>::value;
};
template<bool B, class RealType, class CompatibleStringType>
struct is_compatible_string_type_impl : std::false_type {};
template<class RealType, class CompatibleStringType>
struct is_compatible_string_type_impl<true, RealType, CompatibleStringType>
{
static constexpr auto value =
std::is_same<typename RealType::value_type, typename CompatibleStringType::value_type>::value;
};
template<class BasicJsonType, class CompatibleObjectType>
struct is_compatible_object_type
{
...
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@@ -363,6 +373,15 @@ struct is_compatible_object_type
typename BasicJsonType::object_t, CompatibleObjectType >::value;
};
template<class BasicJsonType, class CompatibleStringType>
struct is_compatible_string_type
{
static auto constexpr value = is_compatible_string_type_impl <
conjunction<negation<std::is_same<void, CompatibleStringType>>,
has_value_type<CompatibleStringType>>::value,
typename BasicJsonType::string_t, CompatibleStringType >::value;
};
template<typename BasicJsonType, typename T>
struct is_basic_json_nested_type
{
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@@ -977,6 +996,25 @@ void from_json(const BasicJsonType& j, typename BasicJsonType::string_t& s)
s = *j.template get_ptr<const typename BasicJsonType::string_t*>();
}
template <
typename BasicJsonType, typename CompatibleStringType,
enable_if_t <
is_compatible_string_type<BasicJsonType, CompatibleStringType>::value and
not std::is_same<typename BasicJsonType::string_t,
CompatibleStringType>::value and
std::is_constructible <
BasicJsonType, typename CompatibleStringType::value_type >::value,
int > = 0 >
void from_json(const BasicJsonType& j, CompatibleStringType& s)
{
if (JSON_UNLIKELY(not j.is_string()))
{
JSON_THROW(type_error::create(302, "type must be string, but is " + std::string(j.type_name())));
}
s = *j.template get_ptr<const typename BasicJsonType::string_t*>();
}
template<typename BasicJsonType>
void from_json(const BasicJsonType& j, typename BasicJsonType::number_float_t& val)
{
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