mirror of
https://github.com/bblanchon/ArduinoJson.git
synced 2025-06-29 11:21:01 +02:00
128 lines
3.1 KiB
C++
128 lines
3.1 KiB
C++
// Copyright Benoit Blanchon 2014-2016
|
|
// MIT License
|
|
//
|
|
// Arduino JSON library
|
|
// https://github.com/bblanchon/ArduinoJson
|
|
// If you like this project, please add a star!
|
|
|
|
#pragma once
|
|
|
|
#include "Configuration.hpp"
|
|
#include "JsonVariantBase.hpp"
|
|
#include "TypeTraits/EnableIf.hpp"
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma warning(push)
|
|
#pragma warning(disable : 4522)
|
|
#endif
|
|
|
|
namespace ArduinoJson {
|
|
|
|
template <typename TKey>
|
|
class JsonObjectSubscript : public JsonVariantBase<JsonObjectSubscript<TKey> > {
|
|
public:
|
|
FORCE_INLINE JsonObjectSubscript(JsonObject& object, TKey key)
|
|
: _object(object), _key(key) {}
|
|
|
|
JsonObjectSubscript<TKey>& operator=(const JsonObjectSubscript<TKey>& src) {
|
|
_object.set<const JsonVariant&>(_key, src);
|
|
return *this;
|
|
}
|
|
|
|
template <typename T>
|
|
typename TypeTraits::EnableIf<JsonObject::CanSet<T&>::value,
|
|
JsonObjectSubscript<TKey> >::type&
|
|
operator=(const T& src) {
|
|
_object.set<T&>(_key, const_cast<T&>(src));
|
|
return *this;
|
|
}
|
|
|
|
template <typename T>
|
|
typename TypeTraits::EnableIf<JsonObject::CanSet<T>::value,
|
|
JsonObjectSubscript<TKey> >::type&
|
|
operator=(T src) {
|
|
_object.set<T>(_key, src);
|
|
return *this;
|
|
}
|
|
|
|
FORCE_INLINE bool success() const {
|
|
return _object.containsKey(_key);
|
|
}
|
|
|
|
FORCE_INLINE operator JsonVariant() const {
|
|
return _object.get(_key);
|
|
}
|
|
|
|
template <typename TValue>
|
|
FORCE_INLINE typename Internals::JsonVariantAs<TValue>::type as() const {
|
|
return _object.get<TValue>(_key);
|
|
}
|
|
|
|
template <typename TValue>
|
|
FORCE_INLINE bool is() const {
|
|
return _object.is<TValue>(_key);
|
|
}
|
|
|
|
template <typename TValue>
|
|
FORCE_INLINE bool set(TValue value) {
|
|
return _object.set<TValue>(_key, value);
|
|
}
|
|
|
|
template <typename TValue>
|
|
FORCE_INLINE bool set(TValue value, uint8_t decimals) {
|
|
return _object.set(_key, value, decimals);
|
|
}
|
|
|
|
FORCE_INLINE JsonVariant get() {
|
|
return _object.get(_key);
|
|
}
|
|
|
|
void writeTo(Internals::JsonWriter& writer) const {
|
|
_object.get(_key).writeTo(writer);
|
|
}
|
|
|
|
private:
|
|
JsonObject& _object;
|
|
TKey _key;
|
|
};
|
|
|
|
#if ARDUINOJSON_ENABLE_STD_STREAM
|
|
inline std::ostream& operator<<(
|
|
std::ostream& os, const JsonObjectSubscript<const String&>& source) {
|
|
return source.printTo(os);
|
|
}
|
|
|
|
inline std::ostream& operator<<(
|
|
std::ostream& os, const JsonObjectSubscript<const char*>& source) {
|
|
return source.printTo(os);
|
|
}
|
|
#endif
|
|
|
|
inline JsonObjectSubscript<const char*> JsonObject::operator[](
|
|
const char* key) {
|
|
return JsonObjectSubscript<const char*>(*this, key);
|
|
}
|
|
|
|
inline JsonObjectSubscript<const String&> JsonObject::operator[](
|
|
const String& key) {
|
|
return JsonObjectSubscript<const String&>(*this, key);
|
|
}
|
|
|
|
template <typename TImplem>
|
|
inline const JsonObjectSubscript<const char*> JsonVariantBase<TImplem>::
|
|
operator[](const char* key) const {
|
|
return asObject()[key];
|
|
}
|
|
|
|
template <typename TImplem>
|
|
inline const JsonObjectSubscript<const String&> JsonVariantBase<TImplem>::
|
|
operator[](const String& key) const {
|
|
return asObject()[key];
|
|
}
|
|
|
|
} // namespace ArduinoJson
|
|
|
|
#ifdef _MSC_VER
|
|
#pragma warning(pop)
|
|
#endif
|