Tasmota/lib/ArduinoJson-5.13.4/src/ArduinoJson/JsonObjectSubscript.hpp
Theo Arends d85278f1b2 Prep for release 6.5
Prep for release 6.5
2019-03-13 18:00:15 +01:00

111 lines
2.8 KiB
C++

// ArduinoJson - arduinojson.org
// Copyright Benoit Blanchon 2014-2018
// MIT License
#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 {
namespace Internals {
template <typename TStringRef>
class JsonObjectSubscript
: public JsonVariantBase<JsonObjectSubscript<TStringRef> > {
typedef JsonObjectSubscript<TStringRef> this_type;
public:
FORCE_INLINE JsonObjectSubscript(JsonObject& object, TStringRef key)
: _object(object), _key(key) {}
FORCE_INLINE this_type& operator=(const this_type& src) {
_object.set(_key, src);
return *this;
}
// Set the specified value
//
// operator=(const TValue&);
// TValue = bool, char, long, int, short, float, double,
// std::string, String, JsonArray, JsonObject
template <typename TValue>
FORCE_INLINE typename EnableIf<!IsArray<TValue>::value, this_type&>::type
operator=(const TValue& src) {
_object.set(_key, src);
return *this;
}
//
// operator=(TValue);
// TValue = char*, const char*, const FlashStringHelper*
template <typename TValue>
FORCE_INLINE this_type& operator=(TValue* src) {
_object.set(_key, src);
return *this;
}
FORCE_INLINE bool success() const {
return _object.containsKey(_key);
}
template <typename TValue>
FORCE_INLINE typename JsonVariantAs<TValue>::type as() const {
return _object.get<TValue>(_key);
}
template <typename TValue>
FORCE_INLINE bool is() const {
return _object.is<TValue>(_key);
}
// Sets the specified value.
//
// bool set(const TValue&);
// TValue = bool, char, long, int, short, float, double, RawJson, JsonVariant,
// std::string, String, JsonArray, JsonObject
template <typename TValue>
FORCE_INLINE typename EnableIf<!IsArray<TValue>::value, bool>::type set(
const TValue& value) {
return _object.set(_key, value);
}
//
// bool set(TValue);
// TValue = char*, const char, const FlashStringHelper*
template <typename TValue>
FORCE_INLINE bool set(const TValue* value) {
return _object.set(_key, value);
}
//
// bool set(TValue, uint8_t decimals);
// TValue = float, double
template <typename TValue>
DEPRECATED("Second argument is not supported anymore")
FORCE_INLINE bool set(const TValue& value, uint8_t) {
return _object.set(_key, value);
}
private:
JsonObject& _object;
TStringRef _key;
};
#if ARDUINOJSON_ENABLE_STD_STREAM
template <typename TStringRef>
inline std::ostream& operator<<(std::ostream& os,
const JsonObjectSubscript<TStringRef>& source) {
return source.printTo(os);
}
#endif
}
}
#ifdef _MSC_VER
#pragma warning(pop)
#endif