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Add nullptr_t

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This commit is contained in:
Benoit Blanchon
2023-07-10 16:12:36 +02:00
parent 21bf4973de
commit 1d07abddcd
3 changed files with 9 additions and 5 deletions
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2
src/ArduinoJson/Polyfills/utility.hpp
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@ -8,6 +8,8 @@
ARDUINOJSON_BEGIN_PRIVATE_NAMESPACE
using nullptr_t = decltype(nullptr);
template <class T>
T&& forward(typename remove_reference<T>::type& t) noexcept {
return static_cast<T&&>(t);

7
src/ArduinoJson/Variant/ConverterImpl.hpp
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@ -6,6 +6,7 @@
#include <ArduinoJson/Json/JsonSerializer.hpp>
#include <ArduinoJson/Memory/StringBuilder.hpp>
#include <ArduinoJson/Polyfills/utility.hpp>
#include <ArduinoJson/Variant/JsonVariantConst.hpp>
ARDUINOJSON_BEGIN_PUBLIC_NAMESPACE
@ -174,11 +175,11 @@ struct Converter<SerializedValue<T>> : private detail::VariantAttorney {
};
template <>
struct Converter<decltype(nullptr)> : private detail::VariantAttorney {
static void toJson(decltype(nullptr), JsonVariant dst) {
struct Converter<detail::nullptr_t> : private detail::VariantAttorney {
static void toJson(detail::nullptr_t, JsonVariant dst) {
detail::VariantData::setNull(getData(dst), getResourceManager(dst));
}
static decltype(nullptr) fromJson(JsonVariantConst) {
static detail::nullptr_t fromJson(JsonVariantConst) {
return nullptr;
}
static bool checkJson(JsonVariantConst src) {

5
src/ArduinoJson/Variant/VariantCompare.hpp
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@ -7,6 +7,7 @@
#include <ArduinoJson/Configuration.hpp>
#include <ArduinoJson/Numbers/arithmeticCompare.hpp>
#include <ArduinoJson/Polyfills/type_traits.hpp>
#include <ArduinoJson/Polyfills/utility.hpp>
#include <ArduinoJson/Strings/StringAdapters.hpp>
#include <ArduinoJson/Variant/JsonVariantVisitor.hpp>
@ -74,8 +75,8 @@ struct NullComparer : ComparerBase {
};
template <>
struct Comparer<decltype(nullptr), void> : NullComparer {
explicit Comparer(decltype(nullptr)) : NullComparer() {}
struct Comparer<nullptr_t, void> : NullComparer {
explicit Comparer(nullptr_t) : NullComparer() {}
};
struct ArrayComparer : ComparerBase {