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123 lines
3.1 KiB
C++
123 lines
3.1 KiB
C++
// ArduinoJson - arduinojson.org
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// Copyright Benoit Blanchon 2014-2018
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// MIT License
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#pragma once
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#include "Configuration.hpp"
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#include "JsonVariantBase.hpp"
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#ifdef _MSC_VER
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#pragma warning(push)
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#pragma warning(disable : 4522)
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#endif
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namespace ArduinoJson {
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class JsonArraySubscript : public JsonVariantBase<JsonArraySubscript> {
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public:
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FORCE_INLINE JsonArraySubscript(JsonArray& array, size_t index)
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: _array(array), _index(index) {}
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FORCE_INLINE JsonArraySubscript& operator=(const JsonArraySubscript& src) {
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_array.set(_index, src);
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return *this;
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}
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// Replaces the value
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//
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// operator=(TValue)
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// TValue = bool, long, int, short, float, double, RawJson, JsonVariant,
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// const std::string&, const String&,
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// const JsonArray&, const JsonObject&
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template <typename T>
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FORCE_INLINE JsonArraySubscript& operator=(const T& src) {
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_array.set(_index, src);
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return *this;
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}
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//
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// operator=(TValue)
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// TValue = const char*, const char[N], const FlashStringHelper*
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template <typename T>
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FORCE_INLINE JsonArraySubscript& operator=(const T* src) {
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_array.set(_index, src);
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return *this;
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}
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FORCE_INLINE bool success() const {
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return _index < _array.size();
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}
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template <typename T>
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FORCE_INLINE typename Internals::JsonVariantAs<T>::type as() const {
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return _array.get<T>(_index);
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}
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template <typename T>
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FORCE_INLINE bool is() const {
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return _array.is<T>(_index);
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}
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// Replaces the value
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//
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// bool set(TValue)
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// TValue = bool, long, int, short, float, double, RawJson, JsonVariant,
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// const std::string&, const String&,
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// const JsonArray&, const JsonObject&
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template <typename TValue>
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FORCE_INLINE bool set(const TValue& value) {
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return _array.set(_index, value);
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}
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//
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// bool set(TValue)
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// TValue = const char*, const char[N], const FlashStringHelper*
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template <typename TValue>
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FORCE_INLINE bool set(const TValue* value) {
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return _array.set(_index, value);
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}
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//
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// bool set(TValue, uint8_t decimals);
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// TValue = float, double
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template <typename TValue>
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DEPRECATED("Second argument is not supported anymore")
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FORCE_INLINE bool set(const TValue& value, uint8_t) {
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return _array.set(_index, value);
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}
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private:
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JsonArray& _array;
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const size_t _index;
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};
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#if ARDUINOJSON_ENABLE_STD_STREAM
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inline std::ostream& operator<<(std::ostream& os,
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const JsonArraySubscript& source) {
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return source.printTo(os);
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}
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#endif
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inline JsonArraySubscript JsonArray::operator[](size_t index) {
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return JsonArraySubscript(*this, index);
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}
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inline const JsonArraySubscript JsonArray::operator[](size_t index) const {
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return JsonArraySubscript(*const_cast<JsonArray*>(this), index);
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}
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template <typename TImpl>
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inline JsonArraySubscript JsonVariantSubscripts<TImpl>::operator[](
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size_t index) {
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return impl()->template as<JsonArray>()[index];
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}
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template <typename TImpl>
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inline const JsonArraySubscript JsonVariantSubscripts<TImpl>::operator[](
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size_t index) const {
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return impl()->template as<JsonArray>()[index];
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}
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} // namespace ArduinoJson
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#ifdef _MSC_VER
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#pragma warning(pop)
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#endif
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